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tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression before emiting it.
[thirdparty/gcc.git] / gcc / ChangeLog
1 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2
3 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
4 before emiting it.
5
6 2005-06-07 Eric Christopher <echristo@redhat.com>
7
8 * config/mips/predicates.md: Revert previous patch.
9
10 2005-06-07 Jakub Jelinek <jakub@redhat.com>
11
12 PR middle-end/21850
13 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
14 from vector types.
15
16 2005-06-07 Diego Novillo <dnovillo@redhat.com>
17
18 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
19 (thread_stats): New local variable.
20 (redirect_edges): Increment count of threaded edges.
21 (thread_through_all_blocks): Initialize thread_stats.
22 Display number of threaded jumps if TDF_STATS is enabled.
23
24 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
25
26 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
27 the current bit index with no modulo.
28
29 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
30
31 PR 18403 and meta PR 21861.
32 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
33 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
34 (evolution_function_is_invariant_rec_p,
35 evolution_function_is_invariant_p): New.
36 (chrec_convert): Use an extra parameter AT_STMT for refining the
37 information that is passed down to convert_step. Integrate the
38 code that was in count_ev_in_wider_type.
39 * tree-chrec.h (count_ev_in_wider_type): Removed.
40 (chrec_convert): Modify its declaration.
41 (evolution_function_is_invariant_p): Declared.
42 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
43 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
44 (scev_probably_wraps_p): Declared.
45 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
46 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
47 Use an extra parameter AT_STMT for refining the information that is
48 passed down to convert_step.
49 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
50 analyze_scalar_evolution_1): Initialize AT_STMT with the current
51 analyzed statement.
52 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
53 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
54 can_count_iv_in_wider_type to use convert_step.
55 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
56 code that is independent of the loop over the known iteration
57 bounds to convert_step_widening, the rest is moved to
58 proved_non_wrapping_p.
59 (scev_probably_wraps_p): New.
60 (can_count_iv_in_wider_type): Renamed convert_step.
61 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
62 Use scev_probably_wraps_p for computing init_is_max.
63 (vrp_visit_assignment): Pass the current analyzed statement to
64 adjust_range_with_scev.
65 (execute_vrp): Call estimate_numbers_of_iterations for refining the
66 information provided by scev analyzer.
67
68 2005-06-07 Eric Christopher <echristo@redhat.com>
69
70 * config/mips/predicates.md (sleu_operand): Use
71 IN_RANGE to specify range of operand.
72
73 2005-06-07 Steven Bosscher <stevenb@suse.de>
74
75 PR tree-optimization/21847
76 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
77 -fnon-call-exceptions, also mark statements inherently
78 necessary if they may throw.
79
80 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
81
82 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
83 ("type"): Add "sem" to 'type' attribute.
84 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
85 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
86 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
87 "*sync_compare_and_swap_ccsi"): New patterns.
88 * config/s390/2064.md: ("z_sem"): New insn_reservation.
89 * config/s390/2084.md: ("x_sem"): New insn_reservation.
90 * config/s390/s390.c: (s390_compare_emitted): New global variable.
91 (s390_emit_compare): Do not emit comparison again after cas.
92 * config/s390/s390.h (s390_compare_emitted): Declare.
93
94 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
95
96 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
97 sbitmap_iter_cond, sbitmap_iter_next): New.
98 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
99 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
100 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
101 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
102
103 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
104
105 * tree-ssa-address.c: New file.
106 * Makefile.in (tree-ssa-address.o): Add.
107 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
108 INDIRECT_REFs. Handle TARGET_MEM_REFs.
109 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
110 * tree-flow.h (struct mem_address): New.
111 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
112 (create_mem_ref, addr_for_mem_ref, get_address_description,
113 maybe_fold_tmr, multiplier_allowed_in_address_p,
114 multiply_by_cost): Declare.
115 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
116 * tree-pretty-print.c (dump_generic_node): Ditto.
117 * tree-ssa-loop-im.c (for_each_index): Ditto.
118 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
119 find_interesting_uses_address): Ditto.
120 (rewrite_address_base, build_addr_strip_iref): Removed.
121 (struct affine_tree_combination): Moved to tree-flow.h.
122 (get_ref_tag, copy_ref_info): New functions.
123 (rewrite_use_address): Produce TARGET_MEM_REFs.
124 (tree_ssa_iv_optimize): Do not call update_ssa
125 and rewrite_into_loop_closed_ssa.
126 (tree_to_aff_combination): Use build_fold_addr_expr instead of
127 build_addr_strip_iref.
128 (unshare_aff_combination): New function.
129 (fold_affine_sum): Removed.
130 (get_computation_at): Use get_computation_aff. Unshare the result.
131 (get_computation_aff, multiplier_allowed_in_address_p): New function.
132 (multiply_by_cost): Exported.
133 (get_address_cost): Use multiplier_allowed_in_address_p.
134 * tree-ssa-operands.c (get_tmr_operands): New function.
135 (get_expr_operands): Handle TARGET_MEM_REFs.
136 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
137 (build): Handle 7 arguments.
138 (build7_stat): New function.
139 * tree.def (TARGET_MEM_DEF): New.
140 * tree.h (REF_ORIGINAL): Removed.
141 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
142 TMR_TAG, build7): New macros.
143 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
144 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
145 * doc/c-tree.texi: Document TARGET_MEM_REF.
146 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
147
148 2005-06-07 Jakub Jelinek <jakub@redhat.com>
149
150 PR debug/21946
151 * dwarf2out.c (add_loc_descr_op_piece): New function.
152 (multiple_reg_loc_descriptor, concat_loc_descriptor,
153 loc_descriptor): Use it.
154 * var-tracking.c: Include regs.h and expr.h.
155 (emit_note_insn_var_location): Skip over pieces where offset
156 is smaller than previous offset plus previous piece mode size.
157 Optimize adjacent hard registers or memory locations.
158 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
159
160 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
161
162 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
163 for COND_EXPR.
164 * gimplify.c (gimplify_cond_expr): No need to fix up the
165 type of COND_EXPRs.
166
167 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
168
169 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
170 comments.
171
172 2005-06-07 Geoffrey Keating <geoffk@apple.com>
173
174 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
175 'stwux' instructions that are considered to be stack decrements.
176
177 * rtlanal.c (subreg_offset_representable_p): Handle objects
178 with holes.
179
180 2005-06-06 Uros Bizjak <uros@kss-loka.si>
181
182 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
183 in call to pre_edge_lcm.
184
185 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
186
187 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
188 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
189 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
190 Likewise.
191 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
192 dwarf register number for SHmedia.
193 (shmedia_fallback_frame_state): New.
194 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
195
196 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
197
198 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
199
200 * c-lex.c (lex_string): Use XOBFINISH.
201 * collect2.c (extract_string, dump_file): Likewise.
202 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
203 * gcc.c (init_spec, build_search_list, convert_filename,
204 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
205 * genpreds.c (write_predicate_subfunction): Likewise.
206 * genflags.c (main): Likewise.
207 * read-rtl.c (mode_attr_index, apply_macro_to_string,
208 join_c_conditions, read_quoted_string, read_braced_string,
209 read_rtx_1): Likewise.
210 * stringpool.c (ggc_alloc_string): Likewise.
211 * tlink.c (obstack_fgets, recompile_files): Likewise.
212
213 2005-06-06 Jakub Jelinek <jakub@redhat.com>
214
215 * intl.h (G_): New macro.
216 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
217 instead of msgid for argument name.
218 * tree-ssa.c (warn_uninit): Likewise.
219 * c-parser.c (c_parser_error): Likewise.
220 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
221 * config/darwin-c.c (BAD): Likewise.
222 * config/c4x/c4x-c.c (BAD): Likewise.
223 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
224 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
225 * c-common.c (c_parse_error): Likewise.
226 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
227 warning0, pedwarn, error, sorry, fatal_error, internal_error):
228 Likewise.
229 (fnotice): Use cmsgid instead of msgid for argument name.
230 * gcov.c (fnotice): Likewise.
231 * protoize.c (notice): Likewise.
232 * final.c (output_operand_lossage): Likewise.
233 * gcc.c (fatal, notice): Likewise.
234 (error): Use gmsgid instead of msgid for argument name.
235 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
236 of msgid for argument name.
237 (error): Use gmsgid instead of msgid for argument name.
238 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
239 instead of N_().
240 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
241 * tree-inline.c (inline_forbidden_p_1): Likewise.
242 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
243 conventions for marking translations.
244 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
245
246 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
247 build2.
248
249 * fold-const.c (operand_equal_p): Don't return 1, if element
250 chains for 2 VECTOR_CSTs are not the same length.
251
252 PR regression/21897
253 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
254 not all VECTOR_CST elements are given.
255
256 * combine.c (try_combine): Use hard_regno_nregs array instead of
257 HARD_REGNO_NREGS macro.
258 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
259 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
260 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
261
262 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
263
264 * tree-ssa-reassoc.o: New.
265 (OBJS-common): Add tree-ssa-reassoc.o
266 * timevar.def: Add TV_TREE_REASSOC
267 * tree-optimize.c (pass_reassoc): Add call.
268 * tree-pass.h (pass_reassoc): Add.
269 * tree-ssa-reassoc.c: New file.
270
271 2005-06-06 Eric Christopher <echristo@redhat.com>
272
273 target/21927
274 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
275
276 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
277
278 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
279 HAVE_GAS_MAX_SKIP_P2ALIGN.
280 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
281
282 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
283
284 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
285 getopt.h dependency.
286 (mips-tdump.o): Likewise.
287
288 2005-06-06 Jan Hubicka <jh@suse.cz>
289
290 * predict.c (tree_predict_edge): Don't drop useless predictions;
291 check that it is not called too late in the game.
292 (gate_estimate_probability): New gate.
293 (pass_profile): Gate.
294 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
295 predictions; update CFG instead.
296 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
297
298 2005-06-06 Jie Zhang <jie.zhang@analog.com>
299
300 * config.gcc (bfin*-uclinux*): New.
301 * config/bfin/uclinux.h: New file.
302
303 2005-06-06 Ben Elliston <bje@au.ibm.com>
304
305 * doc/md.texi (Insn Splitting): Fix some wording.
306
307 2005-06-05 David Edelsohn <edelsohn@gnu.org>
308
309 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
310 (rs6000_emit_swdivdf): New function.
311 * config/rs6000/rs6000.md (fres): New pattern.
312 (divsf3): Add approximation through rs6000_emit_swdivsf.
313 (fred): New pattern.
314 (divdf3): Add approximation through rs6000_emit_swdivdf.
315 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
316 (rs6000_emit_swdivdf): Declare.
317 * config/rs6000/rs6000.opt (mswdiv): New option.
318 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
319
320 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
321
322 PR tree-optimization/21846
323 * tree-cfg.c (replace_uses_by): Update information stored at loops.
324 * tree-flow.h (substitute_in_loop_info): Declare.
325 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
326 Ensure that chrec_dont_know and chrec_known have a type.
327 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
328
329 2005-06-05 Steven Bosscher <stevenb@suse.de>
330
331 * config/i386/i386.c (x86_use_loop): Remove.
332 * config/i386/i386.h (x86_use_loop): Remove extern decl.
333 (TARGET_USE_LOOP): Remove.
334 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
335 Also remove related define_splits.
336
337 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
338
339 * tree-flow.h (stmt_ann_d): Move aux to ...
340 (tree_ann_common_d): ... here.
341 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
342 move_computations_stmt, schedule_sm): Update references to
343 aux.
344 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
345 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
346 call to set_stmt_info.
347 (vect_transform_loop): Likewise.
348 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
349 Likewise.
350
351 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
352 bool.
353 (vect_mark_relevant): Takes two additional arguments - live_p and
354 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
355 (vect_stmt_relevant_p): Differentiate between a live stmt and a
356 relevant stmt. Return two values = live_p and relevant_p.
357 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
358 vect_stmt_relevant_p with additional arguments. Phis are no longer
359 put into the worklist (analyzed seperately in analyze_scalar_cycles).
360 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
361 stmt that is marked as irrelevant and live, cause it's only used out
362 side the loop, may need to be vectorized (e.g. reduction).
363 (vect_analyze_operations): Examine phis. Call
364 vectorizable_live_operation for for LIVE_P stmts. Check if
365 need_to_vectorize.
366 (vect_analyze_scalar_cycles): Update documentation. Don't fail
367 vectorization - just classify the scalar cycles created by the loop
368 phis. Call vect_is_simple_reduction.
369 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
370 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
371 call to set_stmt_info.
372 (vect_get_vec_def_for_operand): Code reorganized - the code that
373 classifies the type of use was factored out to vect_is_simple_use.
374 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
375 additional arguments.
376 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
377 and computes a loop_vec_def.
378 (vectorizable_operation, vectorizable_load, vectorizable_condition):
379 Likewise.
380 (vectorizable_live_operation): New.
381 (vect_transform_stmt): Handle LIVE_P stmts.
382 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
383 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
384 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
385 (vect_is_simple_use): Determine the type of the def and return it
386 in a new function argument. Consider vect_reduction_def and
387 vect_induction_def, but for now these are not supported.
388 (vect_is_simple_reduction): New. Empty for now.
389 * tree-vectorizer.h (vect_def_type): New enum type.
390 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
391 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
392 (vect_is_simple_use): New arguments added to function declaration.
393 (vect_is_simple_reduction): New function declaration.
394 (vectorizable_live_operation): New function declaration.
395
396 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
397 (vect_can_advance_ivs_p): Likewise.
398 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
399
400 2005-06-05 Eric Christopher <echristo@redhat.com>
401
402 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
403
404 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
405
406 PR target/21914
407 * config/mmix/mmix.md ("*movdicc_real_foldable")
408 ("*movdfcc_real_foldable", "*bCC_foldable")
409 ("*bCC_inverted_foldable"): Specify DImode for register being
410 compared.
411
412 2005-06-04 Roger Sayle <roger@eyesopen.com>
413
414 * reg-stack.c (struct block_info_def): Correct grammar typo.
415 (compensate_edge): Clean-up. Perform as little work as possible
416 when src and dest stacks match. Avoid modifying block_info.
417 Reorder and simplify assertion checks. Avoid unnecessary copying
418 of regstack structure.
419 (convert_regs_1): Set the done flag here...
420 (convert_regs_2): ... instead of here.
421
422 2005-06-04 Dale Johannesen <dalej@apple.com>
423
424 * config/rs6000/rs6000.c (no_global_regs_above): New.
425 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
426 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
427 (rs6000_conditional_register_usage): Don't put Darwin PIC
428 register in global_regs.
429 (rs6000_stack_info): Don't set lr_save_p just because Darwin
430 PIC reg used.
431 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
432 if not done by lr_save_p.
433 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
434 Use rotate instead of ashift.
435 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
436 (call_value_indirect_nonlocal_sysv): Ditto.
437
438 2005-06-04 Jan Hubicka <jh@suse.cz>
439
440 * cgraphunit.c (cgraph_reset_node): Break out from ...
441 (cgraph_finalize_function): ... here.
442 (cgraph_finalize_compilation_unit): Reset nodes where backend
443 removed the body.
444
445 2005-06-04 Richard Henderson <rth@redhat.com>
446
447 PR target/21888
448 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
449 until we've passed initial ldgp.
450
451 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
452
453 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
454 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
455 * expr.c (expand_var): Ditto.
456 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
457 * gimplify.c (gimplify_decl_expr): Ditto.
458 (gimplify_expr): Ditto.
459 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
460 * tree.c (value_expr_for_decl): New.
461 (print_value_expr_statistics): New.
462 (init_ttree): Init value_expr_for_decl.
463 (decl_value_expr_lookup): New.
464 (decl_value_expr_insert): Ditto.
465 (copy_node_stat): Copy DECL_VALUE_EXPR status.
466 * tree.h (DECL_VALUE_EXPR): Use hashtable.
467 (SET_DECL_VALUE_EXPR): New.
468 (DECL_HAS_VALUE_EXPR_P): New.
469
470 2005-06-04 Steven Bosscher <stevenb@suse.de>
471
472 * lcm.c: Move all mode-switching related functions from here...
473 * mode-switching.c: ...to this new file.
474 * doc/passes.texi: Update accordingly.
475
476 * basic-block.h (label_value_list): Remove extern decl.
477 * cfgrtl.c (label_value_list): Remove.
478 (can_delete_label_p): Don't look at it.
479 * cfgcleanup.c (cleanup_cfg): Don't free it.
480
481 * common.opt: Don't refer to non-existing flag_alias_check.
482
483 2005-06-04 David Edelsohn <edelsohn@gnu.org>
484
485 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
486
487 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
488
489 * function.c (prologue, epilogue, sibcall_epilogue): Change
490 their types to VEC(int,heap)*.
491 (free_after_compilation): Free the three vectors above.
492 (init_function_for_compilation, record_insns, contains,
493 prologue_epilogue_contains, sibcall_epilogue_contains,
494 reposition_prologue_and_epilogue_notes): Use VEC instead of
495 VARRAY. (init_function_once): Remove.
496 * function.h: Remove the prototype for init_function_once.
497 * toplev.c (backend_init): Don't call init_function_once.
498
499 2005-06-04 Jan Hubicka <jh@suse.cz>
500
501 * predict.c (tree_predict_edge): Do not predict entry edge and
502 single succestor edge.
503
504 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
505
506 PR c/21873
507 * c-typeck.c (push_init_level): Don't pop levels without braces if
508 implicit == 1.
509
510 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
511
512 * tree-data-ref.c (compute_self_dependence): New function.
513 (compute_all_dependences): Use it.
514
515 2005-06-03 Geoffrey Keating <geoffk@apple.com>
516
517 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
518 (c_parser_expr_list): Don't use chainon().
519
520 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
521 when -isysroot passed.
522
523 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
524
525 PR c/21879
526 * c-decl.c (start_function): Restore label_context_stack_se and
527 label_context_stack_vm if returning with an error.
528
529 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
530
531 * configure.ac: Check declaration for asprintf, needed by
532 libiberty.h.
533 * configure: Regenerate.
534 * config.in: Likewise.
535
536 2005-06-03 Diego Novillo <dnovillo@redhat.com>
537
538 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
539 allocate info array.
540 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
541 range to varying in cast expressions that change
542 TYPE_PRECISION.
543
544 2005-06-03 Eric Christopher <echristo@redhat.com>
545
546 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
547 divide-traps.
548
549 2005-06-03 Jan Hubicka <jh@suse.cz>
550
551 * basic-block.h (remove_predictions_associated_with_edge): Declare.
552 * cfg.c (remove_edge): Use it.
553 * predict.c (remove_predictions_associated_with_edge): New function.
554
555 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
556
557 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
558 Clear call_realy_used_regs[r2] when ABI_AIX.
559
560 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
561
562 PR middle-end/21858
563 * fold-const.c (fold_binary): Fix type mismatches in folding
564 of comparisons.
565
566 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
567
568 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
569 typos.
570
571 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
572
573 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
574
575 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
576
577 * reload1.c (reload): Revert my previous patch.
578
579 2005-06-03 Nick Clifton <nickc@redhat.com>
580
581 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
582 assembler.
583
584 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
585
586 PR tree-optimization/21849
587 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
588
589 2005-06-02 Richard Henderson <rth@redhat.com>
590
591 * Makefile.in (tree-vect-generic.o): New.
592 (OBJS-common, GTFILES, s-gtype): Add it.
593 * tree-complex.c (build_replicated_const, vector_inner_type,
594 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
595 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
596 do_negate, expand_vector_piecewise, expand_vector_parallel,
597 expand_vector_addition, expand_vector_operation,
598 type_for_widest_vector_mode, expand_vector_operations_1,
599 gate_expand_vector_operations, expand_vector_operations,
600 pass_lower_vector_ssa): Move to tree-vect-generic.c.
601 (tree_lower_complex): Rename from tree_lower_operations.
602 (pass_lower_complex): Rename from pass_pre_expand.
603 * tree-vect-generic.c: New file.
604 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
605 (pass_lower_vector): New.
606 * tree-optimize.c (init_tree_optimization_passes): Update to match.
607
608 2005-06-02 Richard Henderson <rth@redhat.com>
609
610 * modulo-sched.c (doloop_register_get): Protect against
611 doloop_end not defined.
612
613 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
614
615 * config/sh/sh.c (general_movsrc_operand,
616 general_movdst_operand, arith_reg_operand, arith_reg_dest,
617 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
618 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
619 xor_operand, cmp_operand, logical_operand, and_operand,
620 fpscr_operand, fpul_operand, symbol_ref_operand,
621 commutative_float_operator, noncommutative_float_operator,
622 unary_float_operator, binary_float_operator,
623 binary_logical_operator, equality_comparison_operator,
624 greater_comparison_operator, less_comparison_operator,
625 shift_operator, logical_operator, target_reg_operand,
626 target_operand, mextr_bit_offset, extend_reg_operand,
627 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
628 general_extend_operand, ua_address_operand,
629 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
630 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
631 shift_count_reg_operand, shift_count_operand,
632 unaligned_load_operand): Move to ...
633 * config/sh/predicates.md: ... here.
634 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
635 Remove.
636
637 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
638
639 * tree.c (build_common_builtin_nodes): Fix the return type on
640 __builtin_memcmp.
641
642 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
643
644 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
645 (find_interesting_uses_address): Use build_fold_addr_expr instead.
646 (strip_offset_1): Likewise.
647 (tree_to_aff_combination): Likewise.
648
649 2005-06-02 DJ Delorie <dj@redhat.com>
650
651 * convert.c (convert_to_pointer): Avoid recursion if no conversion
652 is needed.
653
654 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
655
656 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
657 binary operations with the correct types.
658 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
659 for all computation.
660
661 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
662
663 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
664 config/rs6000/rs6000.md: Fix comment typos. Follow splling
665 conventions.
666 * doc/install.texi: Fix a typo.
667
668 2005-06-02 Jan Hubicka <jh@suse.cz>
669
670 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
671 inline functions are not local.
672
673 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
674
675 * gimplify.c (gimplify_ctx): Change the type of case_labels to
676 VEC from VARRAY.
677 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
678 of case_labels.
679
680 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
681
682 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
683 with correct type.
684
685 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
686
687 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
688 execute templates.
689 (s390_dump_pool): Likewise.
690 (s390_mainpool_start, s390_mainpool_finish): Likewise.
691 (s390_chunkify_start): Likewise.
692 (s390_dump_execute): Remove.
693 (s390_reorg): Handle out-of-pool execute templates.
694
695 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
696
697 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
698 unconditional jump.
699
700 2005-06-02 Jan Hubicka <jh@suse.cz>
701
702 * cgraph.c (cgraph_node): Maintain master clones.
703 (cgraph_remove_node): Likewise.
704 (availability_names): New static variable.
705 (dump_cgraph_node): Dump availability.
706 (dump_cgraph_varpool_node): Likewise.
707 (cgraph_is_master_clone, cgraph_master_clone,
708 cgraph_function_body_availability,
709 cgraph_variable_initializer_availability): New functions.
710 * cgraph.h (availability): New enum.
711 (struct cgraph_node): Add master_clone.
712 (cgraph_is_master_clone, cgraph_master_clone,
713 cgraph_function_body_availability,
714 cgraph_variable_initializer_availability): Declare.
715 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
716 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
717 * ipa-inline.c (cgraph_decide_inlining): Do not call
718 cgraph_remove_unreachable_nodes.
719
720 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
721 previous patch.
722
723 2005-06-02 Diego Novillo <dnovillo@redhat.com>
724
725 PR 21582
726 * tree-vrp.c (nonnull_arg_p): New.
727 (get_value_range): Call it.
728
729 2005-06-02 Eric Christopher <echristo@redhat.com>
730
731 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
732 add PROCESSOR_MAX.
733 (mips_rtx_cost_data): New datatype.
734 (MEMORY_MOVE_COST): Use data from structure.
735 (BRANCH_COST): Ditto.
736 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
737 * config/mips/mips.md (cpu): Rework for processor_type changes.
738 * config/mips/mips.c (mips_cost): New variable.
739 (DEFAULT_COSTS): Define.
740 (mips_rtx_cost_data): New.
741 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
742 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
743 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
744 (override_options): Set cost data.
745 (mips_register_move_cost): Formatting changes.
746 (bdesc_arrays): Use PROCESSOR_MAX.
747 (mips_init_builtins): Ditto.
748
749 2005-06-02 Diego Novillo <dnovillo@redhat.com>
750
751 PR 21765
752 * doc/invoke.texi: Document -ftree-vrp.
753
754 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
755
756 PR tree-optimization/21734
757 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
758 phi_result when current_def is not available.
759 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
760 available.
761
762 2005-06-02 David Edelsohn <edelsohn@gnu.org>
763
764 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
765 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
766
767 2005-06-02 Diego Novillo <dnovillo@redhat.com>
768
769 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
770
771 2005-06-02 Jan Hubicka <jh@suse.cz>
772
773 * cgraph.c (dump_cgraph_node): Print new flags.
774 (dump_cgraph_varpool_node): Likewise.
775 (decide_variable_is_needed): Initialize externally_visible flag.
776 * cgraph.h (cgraph_local_info): Add externally_visible flag.
777 (cgraph_varpool_node): Likewise.
778 (cgraph_function_flags_ready): Declare.
779 * cgraph.c (cgraph_mark_local_functions): Rename to ...
780 (cgraph_function_and_variable_visibility) ... this one; handle
781 externally_visible flags.
782 (decide_is_function_needed): Set externally_visible flag.
783 (cgraph_finalize_function): Deal properly with early cleanups.
784 (cgraph_optimize): Update call of
785 cgraph_function_and_variable_visibility.
786
787 2005-06-02 Steven Bosscher <stevenb@suse.de>
788 Mostafa Hagog <mustafa@il.ibm.com>
789
790 * cfgloop.h (doloop_condition_get): Make external.
791 * loop-doloop.c (doloop_condition_get): Generalize to make it
792 usable in modulo-sched.c.
793 * modulo-sched.c (doloop_register_get): Use
794 doloop_condition_get instead of duplicating it.
795
796 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
797
798 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
799 the correct set of init_insns that need deletion.
800 * local-alloc.c (update_equiv_regs): When substituting sole definition
801 into sole use of a reg, delete it from liveness information.
802
803 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
804
805 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
806
807 2005-06-01 Diego Novillo <dnovillo@redhat.com>
808
809 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
810 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
811 * fold-const.c (invert_tree_comparison): Make extern.
812 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
813 (struct value_range_def): Limewise.
814 (get_value_range): Remove.
815 (dump_value_range): Remove.
816 (dump_all_value_ranges): Remove.
817 (debug_all_value_ranges): Remove.
818 (vrp_evaluate_conditional): Declare.
819 * tree-ssa-propagate.c (struct prop_stats_d): Add field
820 num_pred_folded.
821 (substitute_and_fold): Add argument use_ranges_p.
822 Update all callers.
823 If use_ranges_p is true, call fold_predicate_in to fold
824 predicates using range information.
825 Ignore ASSERT_EXPRs.
826 Change debugging output to only show statements that have been
827 folded.
828 (replace_phi_args_in): Move debugging output code from
829 substitute and fold.
830 (fold_predicate_in): New local function.
831 * tree-ssa-propagate.h (enum value_range_type): Move from
832 tree-flow.h.
833 (struct value_range_d): Likewise.
834 Add field 'equiv'.
835 (value_range_t): Rename from value_range.
836 * tree-vrp.c (found_in_subgraph): Rename from found.
837 (get_opposite_operand): Remove.
838 (struct assert_locus_d): Declare.
839 (assert_locus_t): Declare.
840 (need_assert_for): Declare.
841 (asserts_for): Declare.
842 (blocks_visited): Declare.
843 (vr_value): Declare.
844 (set_value_range): Add argument 'equiv'.
845 Don't drop to VARYING ranges that cover all values in the
846 type.
847 Make deep copy of equivalence set 'equiv'.
848 (copy_value_range): New local function.
849 (set_value_range_to_undefined): New local function.
850 (compare_values): Return -2 if either value has overflowed.
851 (range_includes_zero_p): New local function.
852 (extract_range_from_assert): Flip the predicate code if the
853 name being asserted is on the RHS of the predicate.
854 Avoid creating unnecessary symbolic ranges if the comparison
855 includes another name with a known numeric range.
856 Update the equivalnce set of the new range when asserting
857 EQ_EXPR predicates.
858 (extract_range_from_ssa_name): Update the equivalence set of
859 the new range with VAR.
860 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
861 If -fwrapv is used, set the resulting range to VARYING if the
862 operation overflows. Otherwise, use TYPE_MIN_VALUE and
863 TYPE_MAX_VALUE to represent -INF and +INF.
864 Fix handling of *_DIV_EXPR.
865 (extract_range_from_unary_expr): Handle MINUS_EXPR and
866 ABS_EXPR properly by switching the range around if necessary.
867 (extract_range_from_comparison): New local function.
868 (extract_range_from_expr): Call it.
869 (adjust_range_with_scev): Do not adjust the range if using
870 wrapping arithmetic (-fwrapv).
871 (dump_value_range): Also show equivalence set.
872 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
873 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
874 (infer_value_range): Change return value to bool.
875 Add arguments 'comp_code_p' and 'val_p'.
876 Do not attempt to infer ranges from statements that may throw.
877 Store the comparison code in comp_code_p.
878 Store the other operand to be used in the predicate in val_p.
879 (dump_asserts_for): New.
880 (debug_asserts_for): New.
881 (dump_all_asserts): New.
882 (debug_all_asserts): New.
883 (register_new_assert_for): New.
884 (register_edge_assert_for): New.
885 (find_conditional_asserts): New.
886 (find_assert_locations): New.
887 (process_assert_insertions_for): New.
888 (process_assert_insertions): New.
889 (insert_range_assertions): Initialize found_in_subgraph,
890 blocks_visited, need_assert_for and asserts_for.
891 Call find_assert_locations and process_assert_insertions.
892 (remove_range_assertions): Add more documentation.
893 (vrp_initialize): Change return type to void.
894 Do not try to guess if running VRP is worth it.
895 (compare_name_with_value): New.
896 (compare_names): New.
897 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
898 use_equiv_p is true, call compare_names and
899 compare_name_with_value to compare all the ranges for every
900 name in the equivalence set of the predicate operands.
901 Update all callers.
902 (vrp_meet): Try harder not to derive a VARYING range.
903 If two values meet, the resulting equivalence set is the
904 intersection of the two equivalence sets.
905 (vrp_visit_phi_node): Call copy_value_range to get the current
906 range information of the LHS.
907 (vrp_finalize): Create a value vector representing all the
908 names that ended up with exactly one value in their range.
909 Call substitute_and_fold.
910 (execute_vrp): Document equivalence sets in ranges.
911 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
912 (struct tree_ssa_name): Remove field value_range.
913 (invert_tree_comparison): Declare.
914
915 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
916
917 Fix PR tree-optimization/21839
918
919 * gimplify.c (zero_sized_field_decl): New function.
920 (gimplify_init_ctor_eval): Use it.
921
922 2005-06-01 Josh Conner <jconner@apple.com>
923
924 PR 21478
925 * gimplify.c (gimplify_init_constructor): Don't spill initializer
926 to read-only memory if it's sparse.
927
928 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
929
930 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
931 Add documentation for REG_SETJMP
932
933 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
934
935 * stmt.c (expand_case): Use build_int_cst.
936 (node_has_low_bound): Likewise, and correct type mismatch.
937 (node_has_high_bound): Likewise.
938 * fold-const.c (fold_binary): Ensure we build trees
939 with the correct types - undo what STRIP_NOPS possibly did.
940
941 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
942
943 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
944 * fold-const.c (fold_indirect_ref_1): No longer static.
945 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
946 folding, if possible.
947
948 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
949
950 * common.opt (fjump-tables): New.
951 * doc/invoke.texi (-fno-jump-tables): Document.
952 * stmt.c (expand_end_case_type): Do not emit jump tables unless
953 flag_jump_tables.
954
955 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
956
957 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
958 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
959 (sunlt, sunle): Enable patterns on VFP.
960
961 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
962 f_stored, f_flag, f_cvt.
963 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
964 Include arm1020e.md.
965 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
966 the ds and fmac pipelines. Re-work all load and store patterns and
967 all conversion patterns to use new attributes. Adjust reservation
968 descriptions accordingly.
969 * arm1020e.md: New file.
970 * t-arm: Add dependency.
971
972 2005-06-01 Jan Hubicka <jh@suse.cz>
973
974 * except.c (struct eh_region): Kill unused fields.
975 * basic-block.h (struct basic_block_def): Likewise.
976
977 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
978
979 PR rtl-optimization/21767
980 * rtl.h (function_invariant_p): Re-add declaration.
981 * reload1.c (function_invariant_p): No longer static.
982 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
983 might have become invalid.
984
985 2005-06-01 Jakub Jelinek <jakub@redhat.com>
986
987 PR c/21536
988 PR c/20760
989 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
990 on variable sizes types if a decl is a pointer to a VLA.
991 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
992 Call gimplify_type_sizes on aggregate fields. Prevent infinite
993 recursion.
994
995 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
996
997 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
998 _mm_set_ps, _mm_setr_ps): Add __extension__.
999 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1000 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1001 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1002 Likewise.
1003 (_mm_clflush): Don't use return in void function.
1004
1005 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1006 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1007 Use __inline instead of inline.
1008
1009 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1010
1011 * fold-const.c (fold_binary): Fix types in strlen vs.
1012 zero comparison folding.
1013
1014 2005-06-01 Richard Henderson <rth@redhat.com>
1015
1016 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1017 * config.in, configure: Rebuild.
1018 * config/alpha/alpha.c (print_operand): Add 'j'.
1019 * alpha.md (divmodsi_internal_er_1): Use it.
1020 (divmoddi_internal_er_1): Likewise.
1021
1022 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1023
1024 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1025 * opts.h (print_filtered_help): Delete.
1026 * opts.c (handle_option, decode_options): Remove calls to
1027 set_target_switch.
1028 (print_target_help): New function.
1029 (common_option, print_help): Call print_target_help instead of
1030 display_target_options.
1031 (print_filtered_help): Make static.
1032 * toplev.h (display_target_options, set_target_switch): Delete.
1033 * toplev.c (target_switches, target_options, display_target_options)
1034 (set_target_switch): Delete.
1035 (print_switch_values): Remove handling of TARGET_SWITCHES and
1036 TARGET_OPTIONS.
1037 (default_get_pch_validity): Likewise. Only treat target_flags
1038 specially if targetm.check_pch_target_flags is nonnull.
1039 (pch_option_mismatch): New function.
1040 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1041 and TARGET_OPTIONS. Only treat target_flags specially if
1042 targetm.check_pch_target_flags is nonnull.
1043 * config/ia64/ia64.c (ia64_override_options): Don't mention
1044 TARGET_OPTIONS in comment.
1045 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1046 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1047 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1048 interaction with TARGET_SWITCHES.
1049 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1050
1051 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1052
1053 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1054 sh_multcost_str.
1055 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1056 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1057 (cut2_workaround_str): Delete.
1058 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1059 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1060 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1061 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1062 (mgettrcost=, multcost=): New options.
1063
1064 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1065
1066 * opts.h (cl_option_state): New structure.
1067 (get_option_state): Declare.
1068 * opts.c (get_option_state): New function.
1069 * toplev.c (option_affects_pch_p): New function.
1070 (default_get_pch_validity): Store the state of all options for which
1071 option_affects_pch_p returns true.
1072 (default_pch_valid_p): Check the state of those options here.
1073 Only check target_flags separately if targetm.check_pch_target_Flags
1074 is nonnull or if TARGET_SWITCHES is defined.
1075
1076 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1077
1078 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1079 names.
1080
1081 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1082
1083 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1084
1085 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1086
1087 * gcse.c (compute_transp, load_killed_in_block): Use
1088 MEM_READONLY_P.
1089
1090 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1091
1092 PR target/21854
1093 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1094
1095 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1096
1097 * errors.h (warning, error, fatal, internal_error): Add printf
1098 attribute.
1099 * genmodes.c (make_vector_mode): Fix format arguments.
1100
1101 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102
1103 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1104 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1105 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1106 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1107 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1108 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1109 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1110 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1111 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1112 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1113 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1114 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1115 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1116 errors.h and include toplev.h if necessary.
1117
1118 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1119 errors.h otherwise include toplev.h.
1120
1121 * Makefile.in: Update dependencies.
1122
1123 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1124
1125 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1126
1127 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1128
1129 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1130 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1131 be complemented for big-endian. Mask for AND must be rotated,
1132 not shifted. Handle short operands with NOT on the memory
1133 operation.
1134
1135 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1136
1137 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1138 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1139 * dwarf2out.c (dwarf2out_var_location): Ditto.
1140 * toplev.c (default_tree_printer): Ditto.
1141 * tree-outof-ssa.c (create_temp): Ditto.
1142 * tree-sra.c (instantiate_element): Ditto.
1143 * var-tracking.c (track_expr_p): Ditto.
1144 * tree.c (struct tree_map): New structure.
1145 (debug_expr_for_decl): New.
1146 (tree_map_eq): New function.
1147 (tree_map_hash): Ditto.
1148 (tree_map_marked_p): Ditto.
1149 (print_debug_expr_statistics): Ditto.
1150 (decl_debug_expr_lookup): Ditto.
1151 (decl_debug_expr_insert): Ditto.
1152 (dump_tree_statistics): Dump debug_expr hashtable stats.
1153 * tree.h (DECL_DEBUG_EXPR): Change
1154 (SET_DECL_DEBUG_EXPR): Add.
1155
1156 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1157
1158 * configure.ac: Add --enable-secureplt.
1159 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1160 * config.in: Regenerate.
1161 * configure: Regenerate.
1162 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1163 rs6000/secureplt.h to tm_file when enable_secureplt.
1164 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1165 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1166 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1167 * config/rs6000/secureplt.h: New file.
1168 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1169 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1170 assembler support.
1171 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1172 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1173 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1174 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1175 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1176 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1177 TARGET_SECURE_PLT got register load sequence.
1178 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1179 TARGET_SECURE_PLT.
1180 (rs6000_elf_declare_function_name): Don't emit toc address offset
1181 word when TARGET_SECURE_PLT.
1182 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1183 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1184 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1185 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1186 TARGET_SECURE_PLT.
1187 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1188 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1189 and -fPIC.
1190 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1191 (__trampoline_setup): Likewise. Init r30 before plt call.
1192
1193 2005-05-31 DJ Delorie <dj@redhat.com>
1194
1195 * expr.c (convert_move): When a partial_int requires multiple
1196 conversion steps, make sure successive steps convert the
1197 intermediate value, not the original value.
1198
1199 * expmed.c (expand_mult): Convert partial_int multiplies to
1200 shift/add combinations too.
1201
1202 * genmodes.c (mode_data): Add wider_2x.
1203 (calc_wider_mode): Calculate twice-wider mode too.
1204 (emit_mode_wider): Emit twice-wider mode too.
1205 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1206 * expr.c (expand_expr_real_1): Use it for expanding
1207 multiplies.
1208
1209 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1210
1211 PR tree-optimization/21817
1212 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1213
1214 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1215
1216 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1217 change.
1218
1219 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1220
1221 PR middle-end/20931
1222 PR middle-end/20946
1223 * fold-const.c (fold_checksum_tree): Copy types also if
1224 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1225 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1226 first.
1227 Tail recurse TREE_LIST's TREE_CHAIN.
1228
1229 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1230
1231 PR tree-opt/21732
1232 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1233 SSA_NAME twice and cause the loop to become finite. Remove the test
1234 for val.
1235
1236 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1237
1238 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1239 expression.
1240
1241 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1242
1243 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1244 the documentation to make it more future-proof.
1245 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1246 * target.h (gcc_target): Add check_pch_target_flags.
1247 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1248 (TARGET_INITIALIZER): Include it.
1249 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1250 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1251 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1252 (sh_check_pch_target_flags): New function.
1253 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1254
1255 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1256
1257 * fold-const.c (extract_array_ref): Handle more cases,
1258 do some useful canonicalization of the base.
1259 (fold_binary): Explicitly deal with arrays of zero-sized
1260 structures during folding of &a[i] == &a[j].
1261
1262 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1263
1264 * doc/install.texi (sparc-sun-solaris2*): Update note
1265 about Sun bug 4910101.
1266 (sparc-sun-solaris2.7): Document bootstrap
1267 failure with Sun WorkShop 6 99/08/18 as.
1268
1269 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1270
1271 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1272 regs_invalidated_by_call instead of call_used_regs.
1273
1274 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1275
1276 PR middle-end/21743
1277 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1278 Enable.
1279 * doc/extend.texi: Add clog, clogf, clogl.
1280
1281 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1282
1283 PR middle-end/20303
1284 * c-pragma.c: Include "vec.h".
1285 (handle_pragma_visibility): Use VEC.
1286
1287 * doc/invoke.texi: Remove the nested visibility push limit.
1288
1289 2005-05-30 Roger Sayle <roger@eyesopen.com>
1290
1291 PR rtl-optimization/15422
1292 * reg-stack.c (starting_stack_p): New static global.
1293 (straighten_stack): Delete prototype. Change to update the stack
1294 before the current insn.
1295 (subst_stack_regs): Update call to straighten stack.
1296 (emit_swap_insn): Delete prototype. For the first insn in a
1297 basic block, update stack_in instead of emitting a real swap.
1298 (change_stack): When changing the stack before the first insn
1299 in a basic block, update stack_in instead of emitting real code.
1300 (compensate_edges): Clear starting_stack_p during compensation.
1301 (convert_regs_1): Keep track of starting_stack_p whilst processing
1302 a basic block.
1303
1304 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1305
1306 * tree-ssa-ccp.c (const_val): Make it static.
1307
1308 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1309
1310 PR target/21761
1311 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1312 pattern involving `:P'.
1313
1314 * Makefile.in (install-cpp): Depend on installdirs.
1315
1316 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1317
1318 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1319 to VEC(int,heap)*.
1320 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1321 elim_graph_add_edge, elim_graph_remove_succ_edge,
1322 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1323 instead of VARRAY.
1324
1325 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1326
1327 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1328 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1329 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1330 follow spelling conventions in error/dump messages.
1331
1332 2005-05-29 Roger Sayle <roger@eyesopen.com>
1333 Richard Henderson <rth@redhat.com>
1334
1335 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1336 if the RHS isn't suitable for calling emit_move_insn.
1337
1338 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1339
1340 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1341 fold_unary and fold_binary.
1342
1343 2005-05-29 Roger Sayle <roger@eyesopen.com>
1344
1345 * reg-stack.c (propagate_stack): Always copy the source stack to
1346 the destination. This routine is now only called when this is safe.
1347 (better_edge): New function split out from convert_regs_1 to
1348 determine which of two edges is better to propagate across.
1349 (convert_regs_1): We need only search for a best edge if the
1350 stack layout hasn't been defined yet. Use better_edge to help
1351 find beste. No longer traverse unnecessary edges.
1352
1353 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1354
1355 * tree-ssa-alias.c (new_type_alias): New procedure to
1356 create a type memory tag for a pointer with a may-alias
1357 set determined from a variable declaration.
1358 * tree-flow.h: export declaration of new_type_alias
1359 * tree-optimize.c (init_tree_optimization_passes): document
1360 that pass_may_alias cannot be called after pass_vectorize.
1361 * tree-vect-transform (vect_create_data_ref_ptr): Call
1362 new_type_alias when an type memory tag isn't available
1363 for a reference.
1364 (vectorizable_store): Use copy_virtual_operands to update
1365 virtual defs in place (so that loop_version can be called).
1366 Call mark_for_renaming for the virtual defs in case peeling
1367 is done and virtual uses outside the loop need to be updated.
1368
1369 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1370
1371 PR tree-optimization/21639
1372 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1373
1374 2005-05-29 Jan Hubicka <jh@suse.cz>
1375
1376 PR tree-optimization/21562
1377 * cfgexpand.c (construct_init_block): Deal properly with the case
1378 of entry edge not pointing to very first basic block.
1379
1380 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1381
1382 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1383 non-gimple min invariant.
1384
1385 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1386 * tree-flow.h: Add prototypes for start_recording_case_labels
1387 and end_recording_case_labels.
1388 * tree-cfg.c (start_recording_case_labels,
1389 end_recording_case_labels): Export.
1390 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1391 cleanup_control_flow, cleanup_control_expr_graph,
1392 remove_fallthru_edge, phi_alternatives_equal,
1393 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1394 remove_forwarder_block, cleanup_forwarder_blocks,
1395 remove_forwarder_block_with_phi, merge_phi_nodes,
1396 gate_merge_phi, pass_merge_phi): Move to ...
1397 * tree-cfgcleanup.c: ... here.
1398
1399 * basic-block.h: Remove forward declaration of bb_ann_d.
1400
1401 2005-05-28 Jan Hubicka <jh@suse.cz>
1402
1403 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1404 Update profile.
1405 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1406 debug output.
1407 (tree_mod_subtract): Fix profile updating code.
1408 (tree_divmod_values_to_profile): Do not produce useless value profilers
1409 for divisions.
1410
1411 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1412
1413 * tree-ssa-dom.c (vrp_element_p): Define.
1414 (vrp_hash_elt): Change the type of records to
1415 VEC(vrp_element_p,heap).
1416 (vrp_free): New.
1417 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1418 Update uses of VRP records.
1419 (simplify_cond_and_lookup_avail_expr, record_range): Update
1420 uses of VRP records.
1421
1422 * tree-inline.c (cfun_stack): Change the type to
1423 VEC(function_p,heap).
1424 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1425
1426 2005-05-27 Ian Lance Taylor <ian@airs.com>
1427
1428 * c-decl.c (add_stmt): Add C frontend specific version.
1429 (stmts_are_full_exprs_p): Remove.
1430 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1431 (stmts_are_full_exprs_p): Don't declare.
1432 * c-semantics.c (add_stmt): Remove.
1433
1434 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1435
1436 * config/mips/mips-protos.h (mips_declare_object): Add printf
1437 attribute.
1438 * config/mips/mips.c (mips_declare_object_name): Fix format
1439 argument.
1440
1441 2005-05-27 Roger Sayle <roger@eyesopen.com>
1442
1443 * reg-stack.c (compensate_edge): Remove original prototype.
1444 (propagate_stack): New function to copy the stack layout
1445 at the start of a basic block from the layout at the end of
1446 one of its predecessors.
1447 (compensate_edge): Assume that both source and destination
1448 blocks have already had their stack layouts defined.
1449 (compensate_edges): Traverse all non-entry edges in the CFG
1450 and call compensate_edge on each in turn.
1451 (convert_regs_1): Change return type to void. Call
1452 propagate_stack instead of compensate_edge.
1453 (convert_regs_2): Change return type to void. Update call
1454 to convert_regs_1 to ignore the (now void) return value.
1455 (convert_regs): Update calls to convert_regs_2 to ignore
1456 the (now void) return value. After all the basic blocks have
1457 been processed, call compensate_edges to actually emit new
1458 insns.
1459 (reg_to_stack): Initialize the aux info for each basic block
1460 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1461
1462 2005-05-28 Jan Hubicka <jh@suse.cz>
1463
1464 * except.c (can_throw_internal_1, can_throw_external_1): Add
1465 "is_resx" argument.
1466 (can_throw_external, can_throw_internal): Bring into sync wrt
1467 dealing resx.
1468 * except.h (can_throw_internal_1, can_throw_external_1): Update
1469 prototype.
1470 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1471 Deal properly with resx.
1472
1473 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1474
1475 * basic-block.h (basic_block_def): Add phi_nodes and
1476 predictions. Remove tree_annotations.
1477 * predict.c (tree_predicted_by_p, tree_predict_edge,
1478 combine_predictions_for_bb): Adjust references to predictions.
1479 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1480 create_block_annotation.
1481 (create_block_annotation, free_blocks_annotatios,
1482 clear_blocks_annotations): Remove.
1483 (dump_cfg_stats): Don't print out the memory spent on
1484 bb_ann_d.
1485 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1486 * tree-flow-inline.h (bb_ann): Remove.
1487 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1488 * tree-flow.h (bb_ann_d): Remove.
1489 * tree-if-conv.c (process_phi_nodes): Update a reference to
1490 phi_nodes.
1491 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1492 create_phi_node, remove_phi_node): Likewise.
1493 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1494 * tree-ssa-dom.c (threaded_blocks): New.
1495 (tree_ssa_dominator_optimize): Initialize, clear, and free
1496 threaded_blocks. Update a call to thread_through_all_blocks.
1497 (thread_across_edge): Use threaded_blocks instead of setting
1498 incoming_edge_threaded.
1499 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1500 a bitmap of blocks that are threaded through.
1501 * tree.h: Move the prototype of threaded_through_blocks to
1502 tree-flow.h.
1503
1504 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1505 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1506 * domwalk.h (dom_walk_data): Change the type of
1507 block_data_stack and free_block_data to VEC(void_p,heap)*.
1508 * tree-ssa-dse.c (dse_initialize_block_local_data,
1509 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1510 VEC instead of VARRAY.
1511
1512 2005-05-27 Jan Hubicka <jh@suse.cz>
1513
1514 * cgraph.c: Include tree-gimple.h
1515 (cgraph_edge): Rename expr to stmt.
1516 (cgraph_create_edge): Likewise.
1517 (cgraph_clone_node): Likewise.
1518 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1519 * cgraphunit.c (record_call_1): Rename to ...
1520 (record_reference): ... this one; do not build edges.
1521 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1522 (current_basic_block): Kill.
1523 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1524 (verify_cgraph_node): Likewise.
1525 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1526 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1527 (copy_edges_for_bb): Simplify EH handling.
1528 (expand_call_inline): Pass statement to cgraph_edge and
1529 cgraph_create_edge.
1530
1531 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1532
1533 * tree-inline.c (copy_body_r): Manually fold *& to deal
1534 with ADDR_EXPRs with mismatched types for now.
1535
1536 * gimplify.c (fold_indirect_ref_rhs): New function.
1537 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1538 fold_indirect_ref.
1539
1540 * fold-const.c (fold_indirect_ref_1): Add type argument;
1541 make sure the resulting expression is of this type.
1542 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1543
1544 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1545
1546 PR tree-optimization/21658
1547 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1548 fold_binary_to_constant. Likewise, call fold_unary instead of
1549 fold_unary_to_constant.
1550
1551 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1552
1553 * vec.h: Implement integral type vector specialization.
1554 (VEC_T): Define a non-GTY structure.
1555 (VEC_T_GTY): Define a GTY structure.
1556 (VEC_TA): Rename to ...
1557 (VEC_TA_GTY): ... here.
1558 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1559 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1560 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1561 DEF_VEC_P and DEF_VEC_ALLOC_P.
1562 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1563 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1564 DEF_VEC_O and DEF_VEC_ALLOC_O.
1565 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1566 * lambda-code.c: Likewise.
1567 * tree-into-ssa.c: Likewise.
1568 * tree-ssa-live.c: Likewise.
1569
1570 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1571
1572 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1573 is up-to-date.
1574 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1575 update_stmt_if_modified before calling update_ssa.
1576
1577 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1578
1579 * config/rs6000/t-rtems: Remove roe multilib variant.
1580
1581 2005-05-26 Roger Sayle <roger@eyesopen.com>
1582
1583 PR tree-optimization/9814
1584 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1585 instruction, add the necessary clobbers by re-expanding the RTL
1586 for arithmetic operations via optab.c's expand_unop/expand_binop.
1587 (noce_try_bitop): New function to optimize bit manipulation idioms
1588 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1589 (noce_process_if_block): Call noce_try_bitop.
1590
1591 2005-05-26 Roger Sayle <roger@eyesopen.com>
1592
1593 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1594 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1595 (reg_to_stack): Move to end of the file. Initialize the per
1596 basic block information here, instead of...
1597 (convert_regs_entry): Here.
1598 (convert_regs): Change unused return type to void.
1599
1600 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1601
1602 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1603 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1604 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1605 config/sh/elf.h, config/sh/symbian-pre.h,
1606 config/sparc/sparc-protos.h: Update copyright.
1607
1608 2005-05-26 Mike Stump <mrs@apple.com>
1609
1610 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1611 for Objective-C++.
1612
1613 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1614
1615 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1616 See through ADDR_EXPR in finding place to propagate into.
1617
1618 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1619
1620 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1621 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1622 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1623 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1624 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1625 tree-ssa-operands.c, tree-vect-analyze.c,
1626 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1627 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1628 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1629 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1630 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1631 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1632 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1633 config/sh/ushmedia.h, config/sparc/sparc.c,
1634 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1635 typos. Follow spelling conventions.
1636 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1637 Follow spelling conventions.
1638
1639 2005-05-26 David Ung <davidu@mips.com>
1640
1641 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1642 that determines whether the MIPS32/64 R2 ext/ins should be used.
1643 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1644 * config/mips/mips.md (extzv): Changed predicate for operand to
1645 nonimmediate_operand. Add code to generate insn patterns for
1646 extzvsi and extzvdi.
1647 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1648 (insv): Similarly for insertion.
1649 (insv<mode>): Similarly.
1650
1651 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1652
1653 * simplify-rtx.c (avoid_constant_pool_reference): Support
1654 offsetted addresses in the constant pool.
1655
1656 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1657
1658 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1659 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1660
1661 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1662
1663 PR target/21716
1664 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1665 found in the basic block and last insn in the basic block is not
1666 INSN_P. Remove explicit unspec numbers that are no longer valid
1667 from comments.
1668
1669 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1670
1671 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1672 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1673 if a vector mode is available.
1674
1675 2005-05-25 Roger Sayle <roger@eyesopen.com>
1676
1677 PR middle-end/21709
1678 * fold-const.c (const_binop): Check for division by zero during
1679 complex division.
1680
1681 2005-05-26 Ian Lance Taylor <ian@airs.com>
1682
1683 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1684 having a declaration after a statement.
1685
1686 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1687
1688 * opt-functions.awk (var_type): New function.
1689 (var_set): Use CLVC_STRING if var_type returns "const char *".
1690 * opth-gen.awk: Use var_type to find out the types of variables.
1691 Don't print comments above each "extern" definition.
1692 * optc-gen.awk: Use var_type in the same way.
1693 * opts.h (cl_var_cond): Rename to...
1694 (cl_var_type): ...this. Add CLVC_STRING.
1695 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1696 with "var_type".
1697 * opts.c (handle_option, option_enabled): Update after above name
1698 change. Cast flag_var before using it. Handle CLVC_STRING.
1699
1700 * config/alpha/alpha.h (alpha_tls_size): Delete.
1701 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1702 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1703 (alpha_fptm_string, alpha_mlat_string): Delete.
1704 (alpha_handle_option): Don't set the above variables here. Use the
1705 integer argument to check the validity of -mtls-size=.
1706 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1707 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1708 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1709 variable to 32.
1710
1711 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1712 (arc_data_string, arc_rodata_string): Delete.
1713 (arc_handle_option): Don't set the above variables here.
1714 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1715 and initialize them.
1716
1717 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1718 (target_float_abi_name, target_abi_name, structure_size_string)
1719 (arm_pic_register_string): Delete.
1720 (arm_handle_option): Don't set the above variables here, except
1721 in the handling of -mhard-float and -msoft-float.
1722 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1723 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1724
1725 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1726 (avr_handle_option): Delete.
1727 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1728 them.
1729
1730 * config/bfin/bfin.c (bfin_library_id): Delete.
1731 (bfin_handle_option): Don't set it.
1732 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1733
1734 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1735 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1736 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1737 * config/c4x/c4x.opt (mrpts=): Add Var().
1738
1739 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1740 cris_elinux_stacksize_str here.
1741 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1742 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1743 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1744 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1745 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1746 (cris_handle_option): Don't set the above variables here.
1747 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1748 (max-stackframe=): Add Var()s.
1749
1750 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1751 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1752 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1753 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1754 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1755 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1756 (ix86_handle_option): Don't set the above variables here.
1757 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1758 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1759 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1760 Var()s.
1761
1762 * config/ia64/ia64.h (ia64_tls_size): Delete.
1763 * config/ia64/ia64.c (ia64_tls_size): Delete.
1764 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1765 reading the integer argument from the "value" parameter. Don't
1766 set ia64_tls_size here.
1767 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1768 Add Var() and Init().
1769
1770 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1771 (m32r_cache_flush_trap): Delete.
1772 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1773 (m32r_cache_flush_trap): Delete.
1774 (m32r_handle_option): Don't set the above variables when handling
1775 -mflush-func= and -mflush-trap=.
1776 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1777 and Init()s.
1778
1779 * config/mips/mips.h (mips_cache_flush_func): Delete.
1780 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1781 (mips_cache_flush_func): Delete.
1782 (mips_handle_option): Don't set the above variables when handling
1783 -march=, -mtune= and -mflush-func=.
1784 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1785
1786 * config/s390/s390.c (s390_arch_string): Delete.
1787 (s390_handle_option): Don't set it here.
1788 * config/s390/s390.opt (march=): Add Var().
1789
1790 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1791 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1792 (sparc_handle_option): Don't set it here.
1793 * config/sparc/sparc.opt (mcmodel=): Add Var().
1794
1795 2005-05-25 Roger Sayle <roger@eyesopen.com>
1796
1797 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1798 call to convert_to_integer by building the NOP_EXPR directly.
1799
1800 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1801
1802 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1803
1804 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1805 Jeff Law <law@redhat.com>
1806
1807 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1808 constant and side_effects of the ADDR_EXPR are consistent.
1809
1810 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1811 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1812
1813 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1814
1815 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1816 (s390_function_arg, s390_gimplify_va_arg): Use them.
1817 (s390_register_info): Save only required subset of argument
1818 registers into save area for va_list.
1819 (s390_va_start): Initialize only required elements of va_list struct.
1820 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1821
1822 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1823
1824 * reload1.c (verify_initial_elim_offsets): Return boolean status
1825 instead of aborting.
1826 (reload): Adapt verify_initial_elim_offsets call site. Restart
1827 main loop if some initial elimination offsets changed.
1828
1829 2005-05-25 Adam Nemet <anemet@lnxw.com>
1830
1831 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1832 of -mno-svr4-struct-return.
1833
1834 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1835
1836 Fix PR tree-optimization/21705
1837
1838 * tree-ssa-pre.c (in_fre): New static variable.
1839 (create_value_expr_from): Recursively value number reference ops
1840 in argument lists.
1841 (can_value_number_call): Temporary restrict only exists for
1842 PRE, not FRE.
1843
1844 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1845
1846 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1847 sizeof (bitmap *) with sizeof (bitmap).
1848
1849 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1850
1851 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1852 condition.
1853
1854 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1855
1856 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1857 hook_bool_rtx_true.
1858
1859 2005-05-25 Jan Hubicka <jh@suse.cz>
1860
1861 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1862 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1863 * cgraph.h (cgraph_global_info): Add estimated_growth.
1864 * ipa-inline.c: Include coverage.h
1865 (max_insns, max_count): New static variables.
1866 (cgraph_estimate_size_after_inlining): Cache the result.
1867 (cgraph_estimate_growth):
1868 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1869 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1870 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1871 inlining.
1872 (ipa_passes): Initialize bitmaps.
1873
1874 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1875
1876 * loop-doloop.c: Include "target.h".
1877 (doloop_valid_p): Move tests to function in targhooks.c.
1878 * target.h (struct gcc_target): New target hook
1879 "insn_valid_within_doloop".
1880 * target-def.h: Define default value for "insn_valid_within_doloop".
1881 (TARGET_INITIALIZER): Insert new target hook into initializer.
1882 * targhooks.c (default_insn_valid_within_doloop): New function.
1883 * targhooks.h (default_insn_valid_within_doloop): Declare.
1884 * hooks.c (hook_bool_rtx_true): New function.
1885 * hooks.h (hook_bool_rtx_true): Declare.
1886 * doc/tm.texi: Add documentation for new target hook.
1887
1888 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1889
1890 PR target/21412
1891 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1892 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1893 (sparc_tls_referenced_p): New prototype.
1894 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1895 (sparc_expand_move): Look for TLS addresses with constant offsets.
1896 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1897 tls_symbolic_operand.
1898 (legitimate_pic_operand_p): Likewise.
1899 (legitimate_address_p): Likewise.
1900 (legitimize_address): Likewise.
1901 (sparc_tls_symbol_ref_1): New function.
1902 (sparc_tls_referenced_p): New function.
1903 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1904 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1905 (tld_symbolic_operand): Likewise.
1906 (tie_symbolic_operand): Likewise.
1907 (tle_symbolic_operand): Likewise.
1908
1909 2005-05-24 DJ Delorie <dj@redhat.com>
1910
1911 * common.opt (-Wattributes): New. Default true.
1912 * doc/invoke.texi (-Wno-attributes): Document.
1913
1914 * attribs.c (decl_attributes): Move warning control from if() to
1915 warning(OPT_*).
1916 * c-common.c (handle_packed_attribute): Likewise.
1917 (handle_nocommon_attribute): Likewise.
1918 (handle_common_attribute): Likewise.
1919 (handle_noreturn_attribute): Likewise.
1920 (handle_noinline_attribute): Likewise.
1921 (handle_always_inline_attribute): Likewise.
1922 (handle_used_attribute): Likewise.
1923 (handle_unused_attribute): Likewise.
1924 (handle_const_attribute): Likewise.
1925 (handle_transparent_union_attribute): Likewise.
1926 (handle_constructor_attribute): Likewise.
1927 (handle_destructor_attribute): Likewise.
1928 (handle_mode_attribute): Likewise.
1929 (handle_alias_attribute): Likewise.
1930 (handle_visibility_attribute): Likewise.
1931 (handle_tls_model_attribute): Likewise.
1932 (handle_malloc_attribute): Likewise.
1933 (handle_returns_twice_attribute): Likewise.
1934 (handle_pure_attribute): Likewise.
1935 (handle_deprecated_attribute): Likewise.
1936 (handle_vector_size_attribute): Likewise.
1937 (handle_nothrow_attribute): Likewise.
1938 (handle_cleanup_attribute): Likewise.
1939 (handle_warn_unused_result_attribute): Likewise.
1940 (handle_sentinel_attribute): Likewise.
1941 * c-decl.c (diagnose_mismatched_decls): Likewise.
1942 (start_decl): Likewise.
1943 (grokdeclarator): Likewise.
1944 (start_function): Likewise.
1945 * c-format.c (check_function_format): Likewise.
1946 * stor-layout.c (place_field): Likewise.
1947 (finalize_record_size): Likewise.
1948 * tree.c (handle_dll_attribute)): Likewise.
1949 * varasm.c (default_assemble_visibility): Likewise.
1950 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1951 (darwin_assemble_visibility): Likewise.
1952 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1953 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1954 (arm_handle_isr_attribute): Likewise.
1955 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1956 (avr_handle_fndecl_attribute): Likewise.
1957 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1958 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1959 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1960 (h8300_handle_eightbit_data_attribute): Likewise.
1961 (h8300_handle_tiny_data_attribute): Likewise.
1962 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1963 (ix86_handle_regparm_attribute): Likewise.
1964 (ix86_handle_struct_attribute): Likewise.
1965 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1966 (i386_pe_encode_section_info): Likewise.
1967 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1968 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1969 (ip2k_handle_fndecl_attribute): Likewise.
1970 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1971 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1972 (m68hc11_handle_fntype_attribute): Likewise.
1973 (m68hc11_encode_section_info): Likewise.
1974 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1975 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1976 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1977 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1978 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1979 (sh_handle_sp_switch_attribute): Likewise.
1980 (sh_handle_trap_exit_attribute): Likewise.
1981 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1982 (sh_symbian_handle_dll_attribute): Likewise.
1983 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1984 (xstormy16_handle_below100_attribute): Likewise.
1985 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1986
1987 * c-common.c (unsigned_conversion_warning): Move warning control
1988 from if() to warning(OPT_*).
1989 (c_common_truthvalue_conversion): Likewise.
1990 (c_do_switch_warnings): Likewise.
1991 * c-decl.c (diagnose_mismatched_decls): Likewise.
1992 (diagnose_mismatched_decls): Likewise.
1993 (define_label): Likewise.
1994 (grokdeclarator): Likewise.
1995 * c-format.c (check_format_info): Likewise.
1996 * c-lex.c (interpret_integer): Likwise.
1997 (lex_string): Likewise.
1998 * c-opts.c (c_common_post_options): Likewise.
1999 * c-parser.c (c_parser_unary_expression): Likewise.
2000 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2001 (handle_pragma_extern_prefix): Likewise.
2002 * c-typeck.c (build_binary_op): Likewise.
2003 * gcse.c (is_too_expensive): Likewise.
2004 * opts.c (decode_options): Likewise.
2005 * stor-layout.c (place_field): Likewise.
2006 * tree-cfg.c (remove_bb): Likewise.
2007
2008 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2009 * flags.h (warn_return_type): Remove.
2010 * toplev.c (warn_return_type): Likewise.
2011
2012 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2013
2014 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2015 existence of long long and __int64 before determining their size.
2016 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2017 * configure, config.h.in: Regenerate.
2018
2019 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2020
2021 * configure: Regenerate.
2022
2023 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2024
2025 * c-common.h (objc_comptypes): Remove prototype.
2026 (objc_compare_types): New prototype.
2027 (objc_volatilized_decl): Likewise.
2028 (objc_type_quals_match): Likewise.
2029 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2030 objc_volatilize_decl().
2031 * c-typeck.c (comp_target_types): Remove third parameter; do
2032 not call objc_comptypes().
2033 (comptypes): Remove calls to objc_comptypes().
2034 (build_function_call): Extend compatible prototype check to ObjC.
2035 (build_conditional_expr): Adjust call to comp_target_types().
2036 (convert_for_assignment): Call objc_compare_types() instead of
2037 objc_comptypes(); adjust calls to comp_target_types(); call
2038 objc_type_quals_match() before issuing qualifier mismatch
2039 warnings.
2040 (build_binary_op): Call objc_compare_types() before issuing
2041 pointer mismatch warnings; adjust calls to
2042 comp_target_types().
2043 * stub-objc.c (objc_comptypes): Remove stub.
2044 (objc_compare_types): New stub.
2045 (objc_volatilized_decl): Likewise.
2046 (objc_type_quals_match): Likewise.
2047
2048 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2049
2050 * config/ia64/ia64intrin.h: Define nothing for C++:
2051 overloaded builtins have been ported to C++.
2052
2053 2005-05-24 Jeff Law <law@redhat.com>
2054
2055 * tree-nested.c (build_addr): New "context" argument. Temporarily
2056 set current_function_decl around the call to build the ADDR_EXPR.
2057 (get_static_chain): Pass proper context to build_addr.
2058 (convert_nl_goto_reference): Likewise.
2059 (convert_tramp_reference): Likewise.
2060 (final_nesting_tree_1): Likewise.
2061 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2062 (tree_gen_pow2_profiler): Likewise.
2063 (tree_gen_one_value_profiler): Likewise.
2064 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2065 * tree.h (build_addr): Update prototype.
2066
2067 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2068
2069 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2070 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2071 write to has_escape_site.
2072
2073 2005-05-24 Jeff Law <law@redhat.com>
2074
2075 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2076 * tree-cfg.c: Include tree-ssa-propagate.h.
2077 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2078 needed.
2079
2080 2005-05-24 Nick Clifton <nickc@redhat.com>
2081
2082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2083 __NO_FPRS__ when 'f' class registers will not be available.
2084
2085 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2086
2087 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2088 nothing was done.
2089 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2090 nothing then FAIL.
2091 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2092 prototype.
2093
2094 2005-05-23 Jeff Law <law@redhat.com>
2095
2096 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2097 recompute_tree_invariant_for_addr_expr here.
2098 (optimize_stmt): Call it here instead and do so if anything
2099 at all has changed in the statement and the RHS is an ADDR_EXPR.
2100 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2101 needed, call recompute_tree_invariant_for_addr_expr.
2102 * tree-ssa-propagate.c (substitute_and_fold): Call
2103 recompute_tree_invariant_for_addr_expr as needed.
2104
2105 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2106
2107 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2108 saving less registers than the replacement.
2109
2110 2005-05-23 Jan Hubicka <jh@suse.cz>
2111
2112 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2113
2114 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2115
2116 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2117 * config/sparc/sparc.c (sparc_expand_move): New function.
2118 (sparc_emit_set_const64): Rewrite assert condition on entry.
2119 (legitimate_constant_p) <CONST_VECTOR>: New case.
2120 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2121 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2122 movV64, movtf): Use nonimmediate_operand for the first operand.
2123 Rewrite. Only invoke sparc_expand_move.
2124 * config/sparc/predicates.md (input_operand): Reorder tests.
2125
2126 2005-05-23 Jan Beulich <jbeulich@novell.com>
2127
2128 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2129 missing return statement.
2130
2131 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2132
2133 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2134 emit_move_insn for moves to TFmode stack slots.
2135
2136 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2137
2138 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2139 to va_list of the form &va[0].
2140
2141 2005-05-20 Jan Hubicka <jh@suse.cz>
2142
2143 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2144 * genemit.c (main): Make insn-emit to include basic-block.h too.
2145
2146 2005-05-20 Jan Hubicka <jh@suse.cz>
2147
2148 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2149
2150 2005-05-19 Richard Henderson <rth@redhat.com>
2151
2152 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2153 emit_store_conditional): Split out from ...
2154 (alpha_split_atomic_op): ... here.
2155 (alpha_split_compare_and_swap): New; extract from .md file.
2156 (alpha_split_lock_test_and_set): Likewise.
2157 * config/alpha/alpha-protos.h: Update.
2158 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2159 split code into alpha.c.
2160 (sync_lock_test_and_set<I48MODE>): Likewise.
2161
2162 2005-05-19 Richard Henderson <rth@redhat.com>
2163
2164 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2165
2166 2005-05-19 Richard Henderson <rth@redhat.com>
2167
2168 * config/i386/sse.md (mulv4si3): Use all register inputs.
2169 (mulv2di3): Likewise.
2170
2171 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2172
2173 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2174 build_fold_addr_expr to generate trees of correct type.
2175 Use fold_buildN if possible.
2176
2177 2005-05-19 Jan Hubicka <jh@suse.cz>
2178
2179 * basic-block.h (REG_BR_PROB_BASE): Define.
2180 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2181 (dump_cgraph_node): Dump count.
2182 (cgraph_clone_edge): Rescale counts.
2183 (cgraph_clone_node): Likewise.
2184 * cgraph.h: Include basic-block.h
2185 (cgraph_node): Add count.
2186 (cgraph_edge): Add count and loop_nest.
2187 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2188 Update prototypes.
2189 * cgraphunit.c: Kill now redundant inlining comment.
2190 (cgraph_create_edges): Make static, maintain current basic block;
2191 fix pasto.
2192 (record_call_1): Fill in new fields.
2193 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2194 cgraph_clone_node.
2195 (cgraph_decide_recursive_inlining): Likewise.
2196 * rtl.h (REG_BR_PROB_BASE): Kill.
2197 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2198 (expand_call_inline): Update call of cgraph_create_edge.
2199 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2200
2201 2005-05-19 Nick Clifton <nickc@redhat.com>
2202
2203 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2204 new rs6000_explicit_options structure.
2205
2206 2005-05-19 Richard Henderson <rth@redhat.com>
2207
2208 PR target/21390
2209 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2210 TFmode code swapping ...
2211 (alpha_emit_xfloating_compare): ... here.
2212 (alpha_emit_setcc): Update to match.
2213 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2214
2215 2005-05-19 Richard Henderson <rth@redhat.com>
2216
2217 PR target/21657
2218 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2219 memory indirection in local-dynamic case.
2220
2221 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2222 Bernd Schmidt <bernd.schmidt@analog.com>
2223
2224 * config/bfin/bfin.c (branch_dest): Add comment why it's
2225 necessary.
2226 * config/bfin/bfin.md (attr "length" default): Change the offset of
2227 forward conditional branch of length 4 from 4096 to 4092.
2228
2229 2005-05-19 Jan Beulich <jbeulich@novell.com>
2230
2231 * unwind-compat.c: Include tconfig.h and tsystem.h.
2232 * unwind-dw2-fde-compat.c: Likewise.
2233
2234 2005-05-18 Richard Henderson <rth@redhat.com>
2235
2236 PR 21541
2237 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2238 memory destination is readonly.
2239
2240 2005-05-18 Richard Henderson <rth@redhat.com>
2241
2242 PR 21541
2243 * tree-ssa-operands.c (opf_non_specific): New.
2244 (get_asm_expr_operands): Set it.
2245 (add_call_clobber_ops, add_call_read_ops): Likewise.
2246 (add_stmt_operand): Test it instead of opf_kill_def when
2247 considering unmodifiable variables.
2248
2249 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2250
2251 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2252
2253 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2254 tree-ssa-forwprop.c: Fix comment typos.
2255 * doc/invoke.texi: Fix a typo.
2256
2257 2005-05-18 Richard Henderson <rth@redhat.com>
2258
2259 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2260 including linux64.h.
2261
2262 2005-05-18 Richard Henderson <rth@redhat.com>
2263
2264 * tree-cfg.c (pass_remove_useless): Revert last change.
2265 * tree-optimize.c (init_tree_optimization_passes): Initialize
2266 all_lowering_passes with PROP_gimple_any.
2267
2268 2005-05-18 Devang Patel <dpatel@apple.com>
2269
2270 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2271 the mask end.
2272
2273 2005-05-18 Richard Henderson <rth@redhat.com>
2274
2275 * tree-ssa-forwprop.c (cfg_changed): New.
2276 (tidy_after_forward_propagate_addr): New.
2277 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2278 (forward_propagate_addr_into_variable_array_index): Likewise.
2279 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2280 edges were removed.
2281
2282 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2283
2284 * dummy-checksum.c: New.
2285 * genchecksum.c: New.
2286 * c.opt (print_pch_checksum): New flag.
2287 * c-pch.c (struct c_pch_validity): Make much shorter.
2288 (no_checksum): New.
2289 (host_machine): Remove.
2290 (target_machine): Remove.
2291 (get_ident): Change PCH version number.
2292 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2293 Don't put triplets or version string in PCH validity data.
2294 Do put the compiler checksum in the validity data.
2295 (c_common_valid_pch): Don't check triplets or version string. Do
2296 check checksum.
2297 (c_common_print_pch_checksum): New.
2298 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2299 Print fingerprint with -v.
2300 * c-common.h (c_common_print_pch_checksum): New.
2301 (executable_checksum): New.
2302 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2303 (cc1-dummy): New rule.
2304 (cc1-checksum.c): New rule.
2305 (cc1-checksum.o): New rule.
2306 (cc1): Add checksum support.
2307 (build/genchecksum): New.
2308 (build/genchecksum.o): New.
2309 (dummy-checksum.o): New.
2310 (genobjnames): Add genchecksum.o.
2311 (mostlyclean): Remove *-checksum.c.
2312 (gnucompare): Add libgcc to list of directories checked.
2313 Make comparison problems in libgcc/ and with checksum files only
2314 be warnings.
2315 * doc/invoke.texi (Precompiled Headers): Remove caution.
2316 Document that it must be the exact same binary. Add a few
2317 known-safe flags to the list.
2318
2319 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2320 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2321 Check that a memory operand is valid before trying to use it.
2322
2323 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2324
2325 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2326
2327 * tree.c (build1_stat): Don't try to handle two-operand
2328 tree codes.
2329
2330 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2331
2332 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2333 * config/sh/sh.h: Update mask names throughout.
2334 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2335 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2336 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2337 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2338 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2339 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2340 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2341 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2342 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2343 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2344 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2345 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2346 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2347 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2348 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2349 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2350 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2351 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2352 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2353 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2354 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2355 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2356 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2357 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2358 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2359 (SUBTARGET_SWITCHES): Delete.
2360 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2361 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2362 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2363 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2364 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2365 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2366 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2367 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2368 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2369 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2370 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2371 SUPPORT_SH4_NOFPU.
2372 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2373 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2374 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2375 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2376 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2377 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2378 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2379 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2380 (SUPPORT_ANY_SH5): New macros.
2381 (TARGET_NONE): Replace with...
2382 (MASK_ARCH): ...this new macro.
2383 * config/sh/elf.h: Update mask names
2384 * config/sh/linux.h: Likewise.
2385 * config/sh/little.h: Likewise.
2386 * config/sh/netbsd-elf.h: Likewise.
2387 * config/sh/symbian-pre.h: Likewise.
2388 * config/sh/sh.c (sh_handle_option): New function.
2389 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2390 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2391 (sh_target_switches, target_switches): Delete.
2392 (sh_pch_valid_p): Check for specific differences in the target_flags
2393 settings.
2394 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2395 * config/sh/sh.opt: New file.
2396
2397 2005-05-18 Richard Henderson <rth@redhat.com>
2398
2399 PR target/21632
2400 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2401 small_addr_symbolic_operand.
2402
2403 2005-05-18 Jeff Law <law@redhat.com>
2404
2405 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2406 propagate an ADDR_EXPR if the definition and use sites are
2407 in different EH regions.
2408
2409 2005-05-18 Ian Lance Taylor <ian@airs.com>
2410
2411 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2412 obstack_grow.
2413
2414 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2415
2416 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2417
2418 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2419
2420 Fix PR tree-optimization/21407
2421
2422 * tree-ssa-operands.c (note_addressable): Change
2423 COMPONENT_REF handling in response to aliasing
2424 discussion.
2425
2426 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2427
2428 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2429 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2430 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2431 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2432 the default on Solaris too.
2433
2434 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2435
2436 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2437 is okay too.
2438
2439 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2440
2441 * timevar.def (TV_SCEV_CONST): New timevar.
2442 * tree-optimize.c (init_tree_optimization_passes): Add
2443 pass_scev_cprop.
2444 * tree-pass.h (pass_scev_cprop): Declare.
2445 * tree-scalar-evolution.c (scev_const_prop): New function.
2446 * tree-scalar-evolution.h (scev_const_prop): Declare.
2447 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2448 New.
2449 * tree-cfg.c (replace_uses_by): Export.
2450 * tree-flow.h (replace_uses_by): Declare.
2451
2452 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2453 Mike Stump <mrs@apple.com>
2454
2455 Yet more Objective-C++...
2456
2457 * c-common.h (objc_finish_try_stmt): Add.
2458 (objc_build_synchronized): Add.
2459 (objc_generate_write_barrier): Add.
2460 * stub-objc.c (objc_build_synchronized): Add return value.
2461 (objc_finish_try_stmt): Likewise.
2462 (objc_generate_write_barrier): Add.
2463
2464 * c-common.h (objc_rewrite_function_call): Add.
2465 * c-typeck.c (build_function_call): Allow objc to rewrite
2466 FUNCTION_DECLs.
2467 (build_modify_expr): Allow objc to generate write barriers.
2468 * c.opt (Wassign-intercept): Add.
2469 (Wstrict-selector-match): Add.
2470 (fobjc-call-cxx-cdtors): Add.
2471 (fobjc-direct-dispatch): Add.
2472 (fobjc-gc): Add.
2473 * dbxout.c (get_lang_number): Add Objective-C++ support.
2474 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2475 (-Wstrict-selector-match): Likewise.
2476 (-fobjc-direct-dispatch): Likewise.
2477 (-Wassign-intercept): Likewise.
2478 (Overall Options): Likewise.
2479 * gengtype.c (get_output_file_with_visibility): Likewise.
2480 * stub-objc.c (objc_rewrite_function_call): Add.
2481 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2482
2483 * c-common.c (flag_objc_exceptions): Remove.
2484 (flag_objc_sjlj_exceptions): Remove.
2485 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2486 that are already ok.
2487 * c-opts.c (c_common_handle_option, case
2488 OPT_fobjc_exceptions): Remove.
2489 (case OPT_fobjc_sjlj_exceptions): Remove
2490 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2491 (fobjc-exceptions): Likewise.
2492 (fobjc-sjlj-exceptions): Likewise.
2493 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2494 (OFFS_ASSIGNIVAR_FAST): Add.
2495
2496 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2497
2498 * config/sparc/sparc.md (movhi): Do not test constness
2499 of operand #1 twice.
2500 (movsi): Likewise.
2501 (movdi): Unconditionally accept zero as second operand
2502 when the first is memory.
2503 (movdi_insn_sp32): Handle above case.
2504 (DImode splitter): Use predicates.
2505 (DImode splitter): Use const_zero_operand predicate.
2506 (movsf_insn): Swap 2 alternatives.
2507
2508 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2509
2510 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2511 expand_simple_operations to bases of the ivs.
2512 (tree_int_cst_sign_bit): Export.
2513 * tree-flow.h (expand_simple_operations): Declare.
2514 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2515 tree_int_cst_sign_bit.
2516 (expand_simple_operations): Export.
2517 * tree.h (tree_int_cst_sign_bit): Declare.
2518
2519 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2520
2521 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2522 merged block.
2523 (replace_uses_by): New function.
2524 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2525 * tree-flow.h (fold_stmt_inplace): Declare.
2526 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2528 info after cfg cleanup.
2529
2530 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2531
2532 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2533 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2534 const.
2535
2536 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2537
2538 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2539 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2540 * timevar.c (timevar_ggc_mem_total): New variable.
2541 (GGC_MEM_BOUND): New constant.
2542 (get_time): Record ggc memory status.
2543 (timevar_accumulate): Accumulate amount of ggc memory.
2544 (timevar_print): Print consumption of ggc memory.
2545 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2546 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2547 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2548 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2549 (timevar_ggc_mem_total): Declare.
2550
2551 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2552
2553 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2554 live range of DFS.
2555
2556 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2557
2558 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2559 define_code_attr.
2560 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2561 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2562 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2563 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2564 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2565 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2566 "s<rcond>" and "s<ocond>".
2567 ("b<ocond:code>", "*b<ocond:code>_reversed")
2568 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2569 output statement section.
2570
2571 2005-05-17 Roger Sayle <roger@eyesopen.com>
2572
2573 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2574
2575 2005-05-17 Steven Bosscher <stevenb@suse.de>
2576 Stuart Hastings <stuart@apple.com>
2577 Jan Hubicka <jh@suse.cz>
2578 Dale Johannesen <dalej@apple.com>
2579
2580 * cgraph.h (cgraph_node): Add 'lowered' state.
2581 (cgraph_lower_function): Declare.
2582 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2583 (cgraph_lower_function): New function.
2584 (cgraph_create_edges): Deal with lowered function bodies.
2585 (verify_cgraph_node): Likewise.
2586 (cgraph_analyze_function): Do lowering job.
2587 (cgraph_build_static_cdtor): Likewise.
2588 * function.h (struct function): Add saved_eh and saved_cfg.
2589 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2590 * tree-cfg.c (fold_cond_expr_cond): Export.
2591 * tree-flow.h (fold_cond_expr_cond): Declare.
2592 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2593 pointer-set.
2594 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2595 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2596 callee_cfun, block, eh_region, eh_region_offset.
2597 (inlining_p): New predicate.
2598 (remap_decl): Update for new inline_data; declare newly created inline
2599 vars in low gimple way.
2600 (copy_body_r): Update for new datastructure, simplify some of handling
2601 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2602 deal with RESX_EXPRs.
2603 (copy_bb): New.
2604 (copy_edges_for_bb): Likewise.
2605 (remap_decl_1): New.
2606 (copy_cfg_body): New.
2607 (copy_generic_body): Rewrite to work on low gimple.
2608 (copy_body): Turn into simple wrapper around copy_cfg_body.
2609 (setup_one_parameter): Insert new statements into given basic block.
2610 (initialize_initialized_parameters): Likewise, reorganize way things are
2611 gimplified.
2612 (declare_return_variable): Update for new inline data datastructure.
2613 (inline_forbidden_p): Work on low gimple.
2614 (estimate_num_insns): Likewise.
2615 (expand_call_inline): Work on CFG.
2616 (push_cfun, pop_cfun): New functions.
2617 (cfun_stack): New stack.
2618 (add_lexical_block): New function.
2619 (gimple_expand_calls_inline): Work on basic block.
2620 (optimize_inline_calls): Likewise.
2621 (clone_body, save_body, unsave_ewpr_now): Update for new
2622 datastructures.
2623 (declare_inline_vars): Work on block instead of bind_expr.
2624 (inlining_p): New predicate.
2625 * tree-inline.h (push_cfun, pop_cfun): Declare.
2626 * tree-optimize.c: Include except.h
2627 (all_lowering_passes): New variable.
2628 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2629 (init_tree_optimization_passes): Move some to all_lowering_passes.
2630 (tree_lowering_passes): New function.
2631 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2632 * tree-pass.h (tree_lowering_passes): Declare
2633
2634 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2635
2636 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2637
2638 2005-05-17 Jeff Law <law@redhat.com>
2639
2640 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2641 * tree-ssa-forwprop.c: Include langhooks.h.
2642 (forward_propagate_addr_expr_into_variable_array_index): New.
2643 (forward_propagate_addr_expr): New.
2644 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2645 the statements in the block instead of just the last statement.
2646 Call forward_propagate_addr_expr as needed.
2647 (pass_forwprop): Update the SSA graph after forward propagation is
2648 complete.
2649
2650 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2651
2652 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2653 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2654 appropriate.
2655 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2656 base_from_object, fde_split, end_fde_sort): Likewise.
2657 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2658 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2659 uw_init_context_1): Likewise.
2660 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2661 _Unwind_Resume_or_Rethrow): Likewise.
2662 * unwind-pe.h (__gxx_abort): Do not define.
2663 (size_of_encoded_value, base_of_encoded_value,
2664 read_encoded_value_with_base): Use gcc_unreachable.
2665 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2666
2667 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2668
2669 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2670 (cfi_end): New macros.
2671 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2672 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2673 an eight byte stack frame.
2674 (__NR_tkill): Define.
2675 (__div0): Use gettid tkill on GNU/Linux.
2676 (_arm_return): Add CFI.
2677 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2678
2679 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2680
2681 * configure.ac: Remove spaces around assignment to
2682 gcc_cv_ld_sysroot.
2683 * configure: Regenerated.
2684
2685 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2686
2687 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2688 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2689 aix_struct_ret.
2690 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2691 Modify aix_struct_return variable, not target_flags.
2692 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2693 (rs6000_return_in_memory): Test aix_struct_return.
2694 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2695 independent variable. Report mxl-compat.
2696
2697 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2698
2699 * config/bfin/bfin.md (eh_return): Add missing DONE.
2700
2701 2005-05-17 Ian Lance Taylor <ian@airs.com>
2702
2703 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2704 field.
2705 (mode_attr_index): Remove check for defined attribute. Remove
2706 infile parameter. Change all callers.
2707 (apply_mode_maps): Add unknown parameter. Change caller. Always
2708 return after finding attribute.
2709 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2710 callers.
2711 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2712 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2713 attribute used for a mode.
2714
2715 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2716
2717 * tree-ssa-math-opts.c: New file.
2718
2719 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2720
2721 * tree-ssa-math-opts.c: New file.
2722
2723 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2724
2725 * Makefile.in: Add tree-ssa-math-opts.c.
2726 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2727 * fold-const.c (distribute_real_division): New.
2728 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2729 * tree-pass.h (pass_cse_reciprocals): New.
2730 * tree-optimize.c (init_tree_optimization_passes): Run it.
2731 * doc/passes.texi: Document the new pass.
2732
2733 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2734
2735 PR middle-end/21595
2736 * builtins.c (fold_builtin_constant_p): Handle
2737 &"string cst"[0] as constant.
2738
2739 2005-05-17 Richard Henderson <rth@redhat.com>
2740
2741 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2742
2743 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2744
2745 PR middle-end/21492
2746 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2747 src2 if src2 has been split.
2748
2749 PR tree-optimization/21610
2750 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2751 returning DECL, call unshare_expr.
2752
2753 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2754
2755 * config/cris/cris.md: Unquote preparation and output statements.
2756 (BWD, WD, BW): New, mode-macros.
2757 (S, s, m, mm, nbitsm1): New, mode-attrs.
2758 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2759 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2760 code-attrs.
2761 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2762 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2763 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2764 "*cmp_swapexthi".
2765 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2766 ("movdi"): Move misplaced head comment regarding necessity of
2767 movdi from movsi to here.
2768 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2769 "*mov_sidehi_biap".
2770 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2771 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2772 "*mov_sideqi_biap_mem".
2773 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2774 "*mov_sidehi_mem".
2775 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2776 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2777 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2778 and "*clear_sideqi".
2779 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2780 "*ext_sidehisi_biap".
2781 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2782 "*ext_sidehisi".
2783 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2784 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2785 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2786 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2787 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2788 "zero_extendqisi2".
2789 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2790 "*op_sidehi_biap" and "*op_sidesi_biap".
2791 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2792 "*op_sidesi".
2793 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2794 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2795 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2796 "*op_swap_sidehi" and "*op_swap_sidesi".
2797 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2798 in the N alternative of "subqi3".
2799 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2800 "*extophisi_side_biap".
2801 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2802 "*extophisi_side".
2803 ("*extop<mode>si_swap_side_biap"): Replace
2804 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2805 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2806 "*extophisi_swap_side".
2807 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2808 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2809 "*extophisi_swap".
2810 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2811 "mulqihi3", "mulhisi3" and "mulhisi3".
2812 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2813 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2814 "umulsi3_highpart".
2815 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2816 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2817 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2818 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2819 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2820 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2821 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2822 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2823 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2824 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2825 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2826 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2827 "*ashlhi_lowpart".
2828 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2829 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2830 "bleu".
2831 ("b<ocond>"): Replace "bgt" and "ble".
2832 ("b<rcond>"): Replace "blt" and "bge".
2833 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2834 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2835 "*bleu_reversed".
2836 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2837 "*ble_reversed".
2838 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2839 "*blt_reversed".
2840 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2841 "sne".
2842 ("s<rcond>"): Replace "sge" and "slt".
2843 ("s<ocond>"): Replace "sgt" and "sle".
2844 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2845 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2846 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2847 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2848
2849 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2850
2851 * varasm.c (struct constant_descriptor_tree): Add hash field.
2852 (const_desc_hash): Just return hash field.
2853 (const_desc_eq): If hash values are different, return 0 immediately.
2854 (output_constant_def): Compute hash field of temporary key, use
2855 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2856 newly built constant descriptor.
2857 (lookup_constant_def): Compute hash field of temporary key, use
2858 htab_find_with_hash instead of htab_find.
2859
2860 2005-05-16 Richard Henderson <rth@redhat.com>
2861
2862 * config/i386/sse.md (mulv4si3): New.
2863
2864 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2865
2866 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2867 tests for noncanonical versions of reg+constant and
2868 reg+reg*{1,2,4}.
2869
2870 2005-05-16 Richard Henderson <rth@redhat.com>
2871 Steven Bosscher <stevenb@suse.de>
2872
2873 PR tree-opt/21399
2874 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2875 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2876 region data structure to match replacement.
2877 * tree-flow.h: Update to match.
2878 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2879 * tree-ssa-dom.c (optimize_stmt): Likewise.
2880 * tree-ssa-pre.c (eliminate): Likewise.
2881 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2882
2883 2005-05-16 Caroline Tice <ctice@apple.com>
2884
2885 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2886 internal_error with gcc_assert.
2887 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2888 * function.h (struct function): Remove space between "*" and
2889 struct field names.
2890 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2891 modify to use alloca.
2892 (unlikely_text_section): Add check for flag_function_sections.
2893 (assemble_start_function): Move call to resolve_section, so it
2894 comes before first call to unlikely_text_section.
2895 (assemble_end_function): Add test and call to function_section
2896 if appropriate.
2897
2898 2005-05-16 Roger Sayle <roger@eyesopen.com>
2899
2900 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2901 instead of build_binary_op when performing code transformations
2902 to avoid error messages about constructs not it the user's code.
2903
2904 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2905
2906 * tree-ssa-pre.c: Fix a comment typo.
2907
2908 2005-05-16 Richard Henderson <rth@redhat.com>
2909
2910 PR target/21556
2911 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2912 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2913 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2914 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2915 add_tprel22): Remove mode from symbolic operand.
2916
2917 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2918
2919 * optc-gen.awk: Include intl.h after the externally-provided files.
2920
2921 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2922
2923 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2924 folding a COND_EXPR_COND in a nondestructive manner.
2925
2926 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2927
2928 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2929 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2930 New values for vec_select definitions and bitmask for element
2931 selection.
2932
2933 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2934
2935 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2936 Change the type to VEC(rtx,gc)*.
2937 (mem_loc_descriptor, add_const_value_attributes,
2938 dwarf2out_init): Adjust uses of used_rtx_varray.
2939
2940 * tree-data-ref.c (compute_all_dependences): Change the type
2941 of dependence_relations to VEC(ddr_p,heap)**.
2942 (compute_data_dependences_for_loop): Change the type of
2943 allrelations to VEC(ddr_p,heap)*.
2944
2945 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2946
2947 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2948 system.h, coretypes.h and tm.h.
2949 (options.o): Update dependencies accordingly.
2950 * optc-gen.awk: Allow header_name to be a list of filenames.
2951 Handle the "Condition" flag.
2952 * opts.h (CL_DISABLED): New flag.
2953 * opts.c (handle_option): Print an error for CL_DISABLED options.
2954 * doc/options.texi: Document the "Condition" option flag.
2955
2956 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2957
2958 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2959
2960 2005-05-15 Roger Sayle <roger@eyesopen.com>
2961
2962 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2963 check for TREE_OVERFLOW on INTEGER_CST trees.
2964 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2965 CONSTANT_CLASS_P tree nodes.
2966
2967 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2968
2969 PR target/21551
2970 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2971
2972 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2973
2974 Fix PR tree-optimization/21576
2975
2976 * tree-ssa-pre.c (expression_node_pool): New pool.
2977 (comparison_node_pool): Ditto.
2978 (list_node_pool): Ditto.
2979 (pool_copy_list): New function.
2980 (phi_translate): Handle CALL_EXPR.
2981 (valid_in_set): Ditto.
2982 (create_expression_by_pieces): Ditto.
2983 (insert_into_preds_of_block): Ditto.
2984 (insert_aux): Ditto.
2985 (compute_avail): Ditto.
2986 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2987 (can_value_number_call): New function.
2988 (find_leader): Update comment.
2989 (init_pre): Create new pools.
2990 (fini_pre): Free new pools.
2991 (pass_pre): Add TODO_update_ssa for the future when we are going
2992 to need vops.
2993 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2994 (set_value_handle): Ditto.
2995 (get_value_handle): Ditto.
2996
2997 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2998
2999 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3000
3001 2005-05-15 Andreas Jaeger <aj@suse.de>
3002
3003 * gcc.c (pfatal_pexecute): Remove unused local function.
3004
3005 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3006
3007 * optc-gen.awk: Remove excess indentation.
3008 * opth-gen.awk: Likewise.
3009
3010 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3011
3012 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3013 of basic_block_info. Call init_flow and find_basic_blocks
3014 before dbr_schedule if needed.
3015
3016 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3017
3018 * tree-optimize.c (init_tree_optimization_passes): Move
3019 pass_cd_dce in place of the last pass_dce.
3020
3021 PR tree-optimization/21563
3022 * tree-vrp.c (compare_value): Return boolean_false_node when
3023 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3024 strictly larger than CST.
3025
3026 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3027 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3028
3029 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3030 gcc_assert().
3031 (rev_cond_name) Likewise.
3032 (vax_float_literal) Likewise.
3033 * config/vax/vax.md: Likewise.
3034
3035 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3036
3037 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3038 registers and use them (specifically the stack pointer).
3039 * config/vax/vax.h: Use above defines right here.
3040
3041 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3042 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3043 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3044 whitespace.
3045 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3046 mostly removal of trailing spaces...
3047 * config/vax/vax-modes.def: Remove trailing whitespace.
3048
3049 * config/vax/elf.h: Update whitespace.
3050
3051 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3052
3053 Revert
3054 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3055 * fold-const.c (fold_indirect_ref_1): Avoid removing
3056 NOP_EXPRs with type qualifiers like const.
3057
3058 2005-05-14 Jan Hubicka <jh@suse.cz>
3059
3060 Patch by Richard Henderson:
3061 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3062 Handle RESX expressions properly.
3063
3064 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3065 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3066 (remove_stmt_from_eh_region_fn): Likewise.
3067
3068 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3069 warning too..
3070 (execute_warn_function_noreturn): ... here.
3071 (pass_warn_function_noreturn): New pass.
3072 * tree-pass.h (pass_warn_function_noreturn): Declare
3073 * tree-optimize.c (init_tree_optimization_passes): Move return
3074 warnings early and add noreturn warnings at place of previous
3075 return warnings.
3076
3077 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3078
3079 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3080 root_var_init, type_var_init): Use VEC instead of VARRAY.
3081 * tree-ssa-live.h (tree_partition_associator_d): Change the
3082 type of trees to VEC(tree,heap)*.
3083 (tpa_tree): Use VEC instead of VARRAY.
3084
3085 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3086
3087 * fold-const.c (div_if_zero_remainder): New function.
3088 (try_move_mult_to_index): Use it.
3089
3090 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3091
3092 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3093 VEC(tree,heap)*.
3094 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3095 lower_try_finally_copy, lower_try_finally_switch,
3096 lower_try_finally): Use VEC instead of VARRAY.
3097
3098 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3099
3100 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3101 comment regarding defined register classes.
3102 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3103
3104 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3105
3106 * tree-optimize.c (init_tree_optimization_passes): Move
3107 pass_merge_phi before the first pass_dominator.
3108
3109 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3110
3111 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3112 unconditional.
3113
3114 2005-05-13 Josh Conner <jconner@apple.com>
3115
3116 * config/arm/arm.c (arm_size_return_regs): New.
3117 (thumb_unexpanded_epilogue): replace in-line calculation
3118 of return registers with call to arm_size_return_regs.
3119 (use_return_insn): Include test of which registers are
3120 being used to hold return values, to accommodate
3121 vector return values.
3122
3123 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3124
3125 * config/rs6000/sysv4.opt (mlittle): Handle.
3126
3127 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3128 target_flags_explicit when appropriate.
3129
3130 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3131
3132 PR middle-end/20714:
3133 * optabs.c (no_conflict_data): New struct.
3134 (no_conflict_move_test): New function.
3135 (emit_no_conflict_block): Use it.
3136
3137 2005-05-13 Adam Nemet <anemet@lnxw.com>
3138
3139 * doc/invoke.texi (Debugging Options): Option
3140 -fdump-translation-unit only works with C++ now.
3141
3142 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3143
3144 Replace calls to abort in CRIS port.
3145 * config/cris/cris.h (CRIS_ASSERT): New macro.
3146 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3147 internal_error instead of abort.
3148 ("movsi"): Ditto. Unquote preparation statement section.
3149 ("call", "call_value"): Ditto, but use gcc_assert where
3150 appropriate. Tweak comments.
3151 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3152 CRIS_ASSERT.
3153 (cris_op_str): Call internal_error, not abort.
3154 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3155 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3156 (cris_notice_update_cc): Call internal_error, not abort.
3157 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3158 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3159 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3160 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3161 ENABLE_CHECKING-guarded abort call.
3162 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3163 Use internal_error at end of test-chain.
3164
3165 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3166
3167 PR rtl-optimization/20769:
3168 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3169 pattern emitted by expand_nl_goto_receiver.
3170
3171 PR middle-end/20793:
3172 * integrate.c (allocate_initial_values): Update register liveness
3173 information.
3174
3175 2005-05-13 Josh Conner <jconner@apple.com>
3176
3177 * arm.c (arm_return_in_memory): Add handling for vector return types.
3178
3179 2005-05-13 David Ung <davidu@mips.com>
3180
3181 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3182 name.
3183 * config/mips/mips.c: Add 4km alias.
3184 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3185 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3186 description.
3187
3188 2005-05-13 Jan Hubicka <jh@suse.cz>
3189
3190 * c-decl.c (finish_function): Suppress "control reaches end of
3191 non-void function" when "no return statement in function
3192 returning non-void" is issued.
3193
3194 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3195 * tree-optimize.c (pass_gimple): Kill.
3196 (init_tree_optimization_passes): Kill pass_gimple.
3197 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3198 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3199
3200 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3201
3202 PR rtl-optimization/20756:
3203 * basic-block.h (PROP_DEAD_INSN): Define.
3204 * flow.c (propagate_one_insn): Set during mark_set_regs call
3205 for a dead insn.
3206 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3207 that kills a live register.
3208
3209 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3210
3211 * config/s390/s390.md: ("DBL"): New mode attribute.
3212 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3213 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3214 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3215
3216 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3217
3218 * c-format.c (check_format_arg): Handle string literals of
3219 the form &"string"[offset].
3220
3221 * g++.dg/warn/format4.C: New testcase.
3222
3223 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3224
3225 * config/mips/3000.md, config/mips/4000.md,
3226 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3227 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3228 config/mips/generic.md, config/pdp11/pdp11.md,
3229 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3230 config/sh/sh-modes.def, config/sh/sh-protos.h,
3231 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3232
3233 2005-05-13 Richard Henderson <rth@redhat.com>
3234
3235 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3236 addition to move unless dest is a register. Do not skip
3237 instantiation in dest on addition simplification.
3238
3239 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3240
3241 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3242 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3243 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3244
3245 2005-05-13 Jan Hubicka <jh@suse.cz>
3246
3247 * basic-block.h (FOR_ALL_BB_FN): New macro.
3248 (init_flow): Initialize cfg structure.
3249 * function.c (allocate_struct_function): Do not initialize cfg structure.
3250 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3251 (build_tree_cfg): ... here.
3252 * tree-flow.h (init_empty_tree_cfg): Declare.
3253
3254 2005-05-12 Steven Bosscher <stevenb@suse.de>
3255
3256 Fix PR tree-optimization/21520
3257 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3258 to attempt to fold constants.
3259
3260 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3261
3262 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3263 only when TARGET_ADJUST_UNROLL_MAX is defined.
3264 (general_movsrc_operand): Use the C style comment.
3265 (ua_offset): Use prototype.
3266
3267 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3268
3269 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3270 (struct hmr_data, hoist_memory_reference, memref_del,
3271 struct fmrv_data): Removed.
3272 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3273 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3274 list.
3275 (find_more_ref_vops): Traverse the list of memory references.
3276 (determine_lsm_loop): Work with the list of memory references instead
3277 of traversing the hashtable.
3278
3279 2005-05-12 Steven Bosscher <stevenb@suse.de>
3280 Stuart Hastings <stuart@apple.com>
3281 Jan Hubicka <jh@suse.cz>
3282
3283 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3284 duplicate_eh_regions): New functions, based on old
3285 implementation removed with RTL inliner.
3286 (reachable_next_level): Modify behaviour pre-inline.
3287 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3288 Declare.
3289 * function.h (struct function): Add after_inlining flag.
3290 * tree-optimize.c (tree_rest_of_compilation): Set it.
3291 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3292 when needed.
3293 * tree-cfg.c (label_to_block_fn): Deal with cases where
3294 label was never insterted into code.
3295
3296 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3297
3298 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3299
3300 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3301
3302 Fix PR tree-optimization/21532
3303 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3304 needs to go onto the inserted_exprs list.
3305
3306 2005-05-12 Ian Lance Taylor <ian@airs.com>
3307
3308 * c-common.h (statement_code_p): Don't declare.
3309 (STATEMENT_CODE_P): Don't define.
3310 (INIT_STATEMENT_CODES): Don't define.
3311 * c-common.c (statement_code_p): Don't define.
3312
3313 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3314
3315 * config/sparc/sparc.h: Remove dead code.
3316 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3317 FIRST_PARM_OFFSET for the size of the register window area.
3318 (emit_save_regs): Rename into emit_save_or_restore_regs.
3319 Add 'action' parameter. Use 4095 as upper bound for the offset.
3320 Pass 'action' to save_or_restore_regs.
3321 (emit_restore_regs): Delete.
3322 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3323 (sparc_expand_epilogue): Likewise.
3324 * config/sparc/sparc.md (mode macro P): Move.
3325 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3326 (mov<V32:mode> expander): Move to the top of the V32 section.
3327 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3328 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3329 (sibcall_epilogue): Move.
3330
3331 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3332
3333 PR target/21501
3334 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3335 synthesizing a constant of the difference of two immediates.
3336
3337 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3338
3339 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3340 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3341 the alternatives using integer registers into the appropriate
3342 primitives.
3343
3344 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3345
3346 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3347 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3348 * bitmap.h: Fixed comments.
3349
3350 2005-05-11 Richard Henderson <rth@redhat.com>
3351
3352 PR target/21412
3353 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3354 (ia64_cannot_force_const_mem): New.
3355 (tls_symbolic_operand_type): New.
3356 (ia64_legitimate_constant_p): New.
3357 (ia64_expand_load_address): Return true on success. Improve
3358 checks for when we should not split.
3359 (ia64_expand_tls_address): New addend operand. Distribute it
3360 as appropriate to the tls_kind. Delay referencing gp.
3361 (ia64_expand_move): Split symbolic addend as necessary. Handle
3362 tls symbols with addends.
3363 * config/ia64/ia64-protos.h: Update.
3364 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3365 p0, f0, f1, and r13.
3366 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3367 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3368 (symbolic_operand splitter): Pass everything through
3369 ia64_expand_load_address and FAIL or DONE as appropriate.
3370 (load_fptr): Only accept after reload.
3371 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3372 load_symptr_low, load_ltoff_dtpmod,
3373 (load_dtpmod): New.
3374 (load_dtprel): Only accept tls symbols.
3375 (load_dtprel64, load_dtprel22): Likewise.
3376 (load_tprel, load_tprel64, load_tprel22): Likewise.
3377 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3378 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3379 (add_dtprel14, add_dtprel22): Likewise.
3380 (add_tprel, add_tprel14, add_tprel22): Likewise.
3381 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3382 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3383 (got_symbolic_operand): Check CONST offsets.
3384 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3385 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3386 (move_operand): Don't handle tls here. Check CONST offsets.
3387
3388 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3389
3390 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3391 Remove hilo_operand check.
3392 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3393 * config/mips/predicates.md (hilo_operand): Delete.
3394
3395 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3396
3397 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3398
3399 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3400
3401 PR tree-optimizer/18472
3402 * tree-if-conv.c (tree_if_convert_stmt,
3403 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3404
3405 2005-05-11 Jan Hubicka <jh@suse.cz>
3406
3407 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3408 (GTFILES): add except.h.
3409 * except.c (eh_status): Add throw_stmt_table.
3410 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3411 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3412 lookup_stmt_eh_region_fn): Declare.
3413 (throw_stmt_node): New structure.
3414 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3415 * gengtype.c (open_base_files): Add except.h to inlines.
3416 * tree-eh.c (throw_stmt_node): Kill.
3417 (record_stmt_eh_region): Update.
3418 (add_stmt_to_eh_region_fn): Break out from ...
3419 (add_stmt_to_eh_region): ... here.
3420 (remove_stmt_from_eh_region_fn): Break out from ...
3421 (remove_stmt_from_eh_region): ... here.
3422 (lookup_stmt_eh_region_fn): Break out from ...
3423 (lookup_stmt_eh_region): ... here.
3424 (honor_protect_cleanup_actions): Use build_resx.
3425 (lower_try_finally_onedest): Likewise.
3426 (lower_try_finally_copy): Likewise.
3427 (lower_try_finally_switch): Likewise.
3428 (lower_eh_constructs): Update eh table construction.
3429 * tree.c (build_resx): New.
3430 * tree.h (build_resx): Declare.
3431
3432 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3433
3434 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3435 is needed.
3436
3437 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3438
3439 * fold-const.c, libgcov.c: Fix comment typos.
3440
3441 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3442 redundant code.
3443
3444 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3445
3446 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3447 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3448 default definition.
3449 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3450
3451 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3452
3453 PR bootstrap/21481
3454 * crtstuff.c: Include auto-host.h again, for now.
3455
3456 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3457
3458 * config/mips/24k.md: Remove trailing whitespace.
3459
3460 2005-05-11 David Ung <davidu@mips.com>
3461
3462 * config/mips/mips.md (type): Add imul3.
3463 (length, hazard, may_clobber_hilo): Check for imul3.
3464 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3465 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3466 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3467 for a 3 operand mul and its bypasses.
3468 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3469 * config/mips/4000.md (r4k_imul): Likewise.
3470 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3471 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3472 (vr4130_muldi): Likewise.
3473 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3474 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3475 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3476 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3477 (ir_vr54_imadd_si): Likewise.
3478 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3479 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3480 (rm7_impy_di): Likewise.
3481 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3482 * config/mips/generic.md (generic_imul): Likewise.
3483 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3484 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3485
3486 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3487
3488 PR middle-end/20371:
3489 * tree.h (record_layout_info_s): New member prev_packed.
3490 * stor-layout.c (update_alignment_for_field): Fix comment about
3491 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3492 we start it properly aligned.
3493 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3494 to update_alignment_for_field, and recompute it afterwards using
3495 the alignment of the record.
3496 When a packed bitfield precedes an MS bitfield, don't add padding
3497 at the end of the packed bitfield on behalf of the base type of
3498 the packed bit field.
3499 Don't adjust rli->bitpos at the end
3500 of an MS bitfield run if we already adjusted bitpos/offset for an
3501 alignment as large or larger than the bitfield type size.
3502 Take possible record alignment > BIGGEST_ALIGNMENT into account
3503 when calculating actual_align.
3504 Only put packed buit fields into rli->prev_field if they end up
3505 suitably aligned.
3506 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3507 Update rli->remaining_in_alignment when we have already started a
3508 run of bit fields and we process a packed bit field.
3509
3510 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3511
3512 * tree-data-ref.c (find_data_references_in_loop): Give up when
3513 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3514 may embed arbitrary side effects.
3515 Remove the assumption that GIMPLE form contains a single array
3516 access per statement.
3517 When the statement contains virtual operands, fail if it is not
3518 a MODIFY_EXPR or a CALL_EXPR.
3519 Return after the dont know node is inserted.
3520
3521 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3522
3523 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3524
3525 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3526
3527 PR middle-end/19807
3528 PR tree-optimization/19639
3529 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3530 and generic summands for char* as s * delta, too, folding &a[i]
3531 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3532 for comparison of steps. Convert types for index addition.
3533 (fold_binary): Adjust the callers to always dispatch to
3534 try_move_mult_to_index.
3535 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3536 expr with non-gimple ARRAY_REF offset.
3537
3538 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3539
3540 * fold-const.c (fold_indirect_ref_1): Avoid removing
3541 NOP_EXPRs with type qualifiers like const.
3542
3543 2005-05-11 Richard Henderson <rth@redhat.com>
3544
3545 PR c/21502
3546 * c-decl.c (finish_decl): Propagate the completed array type of
3547 a global variable into the binding.
3548
3549 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3550
3551 * Makefile.in (gtype-desc.o, build/genautomata.o)
3552 (build/varray.o): Depend on $(VARRAY_H).
3553
3554 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3555
3556 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3557 optimization passes to do an initial batch of scalar cleanups.
3558
3559 2005-05-10 Ian Lance Taylor <ian@airs.com>
3560
3561 * read-rtl.c (struct macro_traverse_data): Define.
3562 (map_attr_string): New static function, broken out of
3563 apply_macro_to_string.
3564 (mode_attr_index, apply_mode_maps): New static functions.
3565 (apply_macro_to_string): Call map_attr_string.
3566 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3567 all callers.
3568 (apply_macro_traverse): Expect data to point to a struct
3569 macro_traverse_data.
3570 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3571 to pass data through htab_traverse.
3572 (read_rtx_1): Add mode_maps parameter. Change all callers.
3573 Handle mode names which are attribute strings.
3574 * doc/md.texi (Substitutions): Rename from String Substitutions.
3575 Change references. Document using attributes as modes.
3576
3577 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3578
3579 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3580 * tree-optimize.c (init_tree_optimization_passes) Swap
3581 pass_ch and pass_profile.
3582 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3583 here. Remove rewrite_into_loop_closed_ssa call.
3584
3585 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3586
3587 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3588 function.
3589 (legitimate_reload_constant_p): Add check for const double zero.
3590 * config/s390/s390.md: Add comment for constraint letter 'G'.
3591 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3592 attributes for new case.
3593 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3594 s390_const_double_ok_for_constraint_p.
3595 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3596 Add prototype.
3597
3598 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3599
3600 PR tree-optimization/21170
3601 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3602 rewrite_ssa_into_ssa in comments with update_ssa.
3603
3604 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3605
3606 * tree-ssa-loop-im.c: Include hashtab.h.
3607 (struct mem_ref_loc): New.
3608 (struct mem_ref): Describe the set of references with the same
3609 shape.
3610 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3611 maybe_queue_var, fem_single_reachable_address,
3612 for_each_memref, single_reachable_address,
3613 is_call_clobbered_ref, determine_lsm_reg): Removed.
3614 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3615 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3616 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3617 New functions.
3618 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3619 (determine_lsm_loop): Rewritten.
3620 (determine_lsm): Do not set stmt uids.
3621
3622 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3623
3624 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3625 letters.
3626
3627 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3628
3629 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3630 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3631 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3632
3633 2005-05-10 Jeff Law <law@redhat.com>
3634
3635 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3636 thread_across_edge for any abnormal edges.
3637
3638 2005-05-10 Richard Henderson <rth@redhat.com>
3639
3640 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3641 * config/ia64/ia64-protos.h: Declare it.
3642 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3643 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3644 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3645 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3646 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3647 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3648 extend result; use release semantics.
3649 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3650 (sync_val_compare_and_swap_<IMODE>): Update to match.
3651
3652 2005-05-10 Richard Henderson <rth@redhat.com>
3653
3654 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3655 before comparing it for success.
3656
3657 2005-05-10 Richard Henderson <rth@redhat.com>
3658
3659 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3660 no return value pattern.
3661
3662 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3663 H.J. Lu <hongjiu.lu@intel.com>
3664
3665 * libgcov.c (create_file_directory): New function. Create
3666 directory for the given file name.
3667 (gcov_max_filename): New static var. Keeps size of the longest
3668 file name.
3669 (gcov_exit): Always try to create directory for output
3670 file. Relocate each filename basing on environment vars.
3671 (__gcov_init): Remember the longest file name.
3672 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3673 * doc/gcov.texi (Cross-profiling): New node documenting
3674 cross-profiling management.
3675 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3676
3677 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3678
3679 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3680 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3681
3682 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3683
3684 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3685 case code to avoid one move instruction.
3686 (__umodsi3, __modsi3): Merge duplicated code sequences.
3687
3688 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3689
3690 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3691 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3692 * doc/invoke.texi: Fix typos.
3693
3694 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3695 init_data_ref, access_functions_are_affine_or_constant_p,
3696 free_data_refs): Use VEC instead of VARRAY.
3697 * tree-data-ref.h (data_reference): Change the type of
3698 access_fns to VEC(tree,gc)*.
3699 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3700
3701 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3702
3703 PR c/17913
3704 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3705 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3706 (contains_label_1, contains_label_p): New functions for checking
3707 labels in a sub-tree.
3708
3709 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3710
3711 PR c/21342
3712 * c-decl.c (pushdecl): When there is a declaration in the current
3713 scope and the declarations are external linkage, check for
3714 compatibility with the type in the external scope and update the
3715 type in the external scope with the composite type information.
3716 Do not form a composite type of the new type and the visible type
3717 if they are incompatible.
3718
3719 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3720
3721 * crtstuff.c: Revert part of 2005-05-08 Change.
3722 (IN_LIBGCC2): Define.
3723
3724 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3725
3726 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3727 remove redundant test.
3728 (fp_mov_p): Accept 0.
3729 (fp_high_losum_p): Remove redundant test.
3730 * config/sparc/predicates.md (const_high_operand): Explicitly test
3731 (not small_int_operand).
3732 (fp_const_high_losum_operand): New.
3733 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3734 (movdi_insn_sp32_v9): Use canonical predicates.
3735 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3736 (movdi_insn_sp64_novis): Delete.
3737 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3738 (movsf_insn_novis): Delete.
3739 (movsf_insn_vis): Rename into movsf_insn.
3740 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3741 (movsf_lo_sum): Use fp_const_high_losum_operand.
3742 (movsf_high): Likewise.
3743 (movsf_high_losum splitter): Likewise.
3744 (mov<V32:mode> expander): Use register_or_zero_operand.
3745 (mov<V64:mode> expander): Likewise.
3746 (movdf_insn_sp32): Use register_or_zero_operand.
3747 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3748 Rename into movdf_insn_sp32_no_fpu.
3749 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3750 Rename into movdf_insn_sp32_v9_no_fpu.
3751 (movdf_insn_v9only_novis): Delete.
3752 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3753 (movdf_insn_sp64_novis): Delete.
3754 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3755 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3756 Rename into movdf_insn_sp64_no_fpu.
3757 (movtf expander): Use register_or_zero_operand.
3758 (movtf_insn_sp32): Delete.
3759 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3760 Rename into movtf_insn_sp32.
3761 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3762 Rename into movtf_insn_sp32_no_fpu.
3763 (movtf_insn_hq_sp64): Delete.
3764 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3765 Rename into movtf_insn_sp64_hq.
3766 (movtf_insn_sp64): Delete.
3767 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3768 Rename into movtf_insn_sp64.
3769 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3770 Rename into movtf_insn_sp64_no_fpu.
3771
3772 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3773
3774 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3775 gcc_assert and gcc_unreachable as appropriate.
3776 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3777 xstormy16_output_cbranch_si, xstormy16_split_move,
3778 xstormy16_initial_elimination_offset,
3779 xstormy16_encode_section_info, xstormy16_print_operand_address,
3780 xstormy16_expand_call, xstormy16_expand_arith,
3781 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3782
3783 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3784
3785 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3786 const_copies to VEC(tree,heap)*.
3787 (new_elim_graph, delete_elim_graph, elim_graph_size,
3788 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3789 instead of VARRAY.
3790
3791 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3792
3793 PR other/21052
3794 * doc/extend.texi (Type Attributes): Correct example syntax.
3795
3796 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3797
3798 PR c/21160
3799 * doc/invoke.texi (-Wuninitialized): Update documentation.
3800
3801 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3802
3803 * arm.c (const_ok_for_arm): Use a faster algorithm.
3804
3805 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3806
3807 PR target/21477
3808 * config/rs6000/rs6000.md (add_op2): New.
3809 (add<mode>3): Use it.
3810
3811 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3812
3813 * arm.c (arm_gen_constant): Add new heuristic for generating
3814 constant integers that can be expressed as the difference of two
3815 valid immediates.
3816
3817 2005-05-09 Roger Sayle <roger@eyesopen.com>
3818
3819 * c-tree.h (parser_build_unary_op): New prototype.
3820 * c-typeck.c (parser_build_unary_op): New function to construct
3821 a unary operation in the C parser.
3822 * c-parser.c (c_parser_unary_expression): Use the new function
3823 parser_build_unary_op when appropriate.
3824
3825 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3826
3827 PR 18655
3828 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3829 before outputting DWARF_FRAME_RETURN_COLUMN.
3830
3831 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3832
3833 * config/s390/s390.c: (s390_branch_condition_mask,
3834 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3835 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3836 legitimize_pic_address, s390_emit_tls_call_insn,
3837 legitimize_tls_address, legitimize_tls_address,
3838 s390_expand_addcc, print_shift_count_operand, print_operand,
3839 addr_generation_dependency_p, annotate_constant_pool_refs,
3840 s390_split_branches, find_constant_pool_ref,
3841 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3842 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3843 s390_output_pool_entry, s390_function_value,
3844 s390_call_saved_register_used, s390_emit_call): Replace
3845 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3846 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3847 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3848 get_some_local_dynamic_name, s390_function_arg_size,
3849 s390_function_arg_advance, s390_function_arg,
3850 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3851 default case by gcc_unreachable.
3852 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3853 conditional abort by gcc_assert.
3854 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3855 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3856
3857 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3858
3859 * config/s390/s390.c: (s390_decompose_address,
3860 tls_symbolic_operand, legitimate_pic_operand_p,
3861 legitimate_constant_p, legitimate_reload_constant_p,
3862 s390_expand_plus_operand, legitimate_address_p,
3863 legitimate_la_operand_p, ): Remove 'register' from signature.
3864 (symbolic_reference_mentioned_p,
3865 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3866 variable declarations.
3867 (legitimize_address): Remove 'register' from
3868 signature and local variable declarations.
3869
3870 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3871
3872 * config/s390/s390-protos.h: (s390_match_ccmode,
3873 s390_match_ccmode_set, reg_used_in_mem_p,
3874 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3875 legitimate_la_operand_p, preferred_la_operand_p,
3876 s390_short_displacement, addr_generation_dependency_p,
3877 legitimate_reload_constant_p, legitimate_address_p): Change return type
3878 into 'bool'.
3879 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3880 * config/s390/s390.c: (s390_match_ccmode,
3881 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3882 legitimate_reload_constant_p): Change return type into 'bool'.
3883 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3884 Likewise. Additionally adapted comment.
3885 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3886 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3887 (s390_decompose_address): Change the type of the internal flags
3888 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3889 (struct s390_address): Change type of "pointer" into bool.
3890 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3891 Adapt calls for 's390_tm_ccmode' to the new signature.
3892
3893 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3894
3895 * config/s390/s390.c: (s390_match_ccmode_set,
3896 s390_branch_condition_mnemonic, s390_short_displacement,
3897 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3898 print_shift_count_operand, get_some_local_dynamic_name,
3899 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3900 addr_generation_dependency_p, s390_split_branches,
3901 annotate_constant_pool_refs, find_constant_pool_ref,
3902 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3903 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3904 s390_register_info, s390_frame_info, s390_init_frame_layout,
3905 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3906 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3907 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3908 s390_encode_section_info, s390_cannot_force_const_mem,
3909 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3910 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3911 s390_adjust_priority, s390_issue_rate,
3912 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3913 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3914 s390_build_builtin_va_list, s390_gimplify_va_arg,
3915 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3916 s390_pass_by_reference, s390_fixed_condition_code_regs,
3917 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3918 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3919 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3920 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3921 s390_find_constant, s390_add_execute, s390_find_execute,
3922 s390_execute_label, s390_execute_target, s390_dump_pool,
3923 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3924 Move target macro definitions to the end of the file. Move several
3925 functions within the file to assure correct compiling.
3926
3927 2005-05-09 Steven Bosscher <stevenb@suse.de>
3928
3929 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3930 (fixup_tail_calls): ...here. Only look at insns between the
3931 start of the function and the FUNCTION_BEG insn note.
3932
3933 * gcse.c (one_cprop_pass): Fix typos in dumps.
3934
3935 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3936
3937 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3938
3939 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3940 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3941 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3942 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3943 CC_REGNUM)'.
3944 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3945 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3946 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3947 REG_SC)'.
3948
3949 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3950
3951 * config/s390/s390.md: ("gf") New mode attribute.
3952 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3953 "fixuns_truncsfsi2"): Merge.
3954 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3955 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3956 "fix_truncsfsi2_ieee"): Merge.
3957
3958 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3959
3960 * config/s390/s390.md: ("FPR") New mode macro.
3961 ("de", "dee"): New mode attributes.
3962 ("cmpdf", "cmpsf"): Merge.
3963 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3964 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3965 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3966 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3967 ("floatdidf2", "floatdisf2"): Merge.
3968 ("adddf3", "addsf3"): Merge.
3969 ("*adddf3", "*addsf3"): Merge.
3970 ("*adddf3_cc", "*addsf3_cc"): Merge.
3971 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3972 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3973 ("subdf3", "subsf3"): Merge.
3974 ("*subdf3", "*subsf3"): Merge.
3975 ("*subdf3_cc", "*subsf3_cc"): Merge.
3976 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3977 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3978 ("muldf3", "mulsf3"): Merge.
3979 ("*muldf3", "*mulsf3" "): Merge.
3980 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3981 ("*fmadddf", "*fmaddsf"): Merge.
3982 ("*fmsubdf", "*fmsubsf"): Merge.
3983 ("divdf3", "divsf3"): Merge.
3984 ("*divdf3", "*divsf3"): Merge.
3985 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3986 ("negdf2", "negsf2"): Merge.
3987 ("*negdf2_cc", "*negsf2_cc"): Merge.
3988 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3989 ("*negdf2", "*negsf2"): Merge.
3990 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3991 ("absdf2", "abssf2"): Merge.
3992 ("*absdf2_cc", "*abssf2_cc"): Merge.
3993 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3994 ("*absdf2", "*abssf2"): Merge.
3995 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3996 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3997 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3998 ("*negabsdf2", "*negabssf2"): Merge.
3999 ("sqrtdf2", "sqrtsf2"): Merge.
4000
4001 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4002
4003 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4004 attribute names.
4005 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4006 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4007 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4008 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4009 attribute names.
4010 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4011 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4012 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4013 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4014 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4015 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4016 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4017 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4018 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4019 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4020 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4021 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4022 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4023 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4024 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4025 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4026 'type' value.
4027 ("*divsf3"): Additionally rename second pattern to
4028 "*divsf3_ibm".
4029 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4030 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4031 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4032 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4033 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4034 'type values' and rename 'type' value.
4035 ("*addsf3"): Additionally rename second pattern to
4036 "*addsf3_ibm".
4037
4038 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4039
4040 * config/s390/s390.md: ("SHIFT"): New mode macro.
4041 ("lr", "shift"): New mode attributes.
4042 ("ashldi3", "lshrdi3"): Merge.
4043 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4044 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4045 ("ashlsi3", "lshrsi3"): Merge.
4046
4047 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4048
4049 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4050 macros.
4051 ("E", "g"): New mode attributes.
4052 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4053 ("*adddi3_alc", "*addsi3_alc"): Merge.
4054 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4055 ("*subdi3_slb", "*subsi3_slb"): Merge.
4056 ("adddicc", "addsicc"): Merge.
4057 ("*sconddi", "*scondsi"): Merge.
4058 ("*sconddi_neg", "*scondsi_neg"): Merge.
4059 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4060 ("negdi2", "negsi2"): Extract expander pattern from
4061 "negsi2" and merge with "negdi2".
4062 ("*negdi2"): Merge with instruction pattern of "negsi2".
4063 ("*negdi2_cc", "*negsi2_cc"): Merge.
4064 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4065 ("rotldi3", "rotlsi3"): Merge.
4066
4067 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4068
4069 * config/s390/s390.md: ("hc"): New mode attribute.
4070 ("extendhidi2", "extendqidi2"): Merge.
4071 ("*extendhidi2", "*extendqidi2"): Merge.
4072 ("extendhisi2", "extendqisi2"): Merge.
4073 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4074 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4075 Merged 2 define_split.
4076 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4077 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4078
4079 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4080
4081 * config/s390/s390.md: ("COMPARE"): New mode macro.
4082 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4083 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4084 "bungt", "bunle", "bunge", "bltgt"): Merge.
4085
4086 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4087
4088 * config/s390/s390.md: ("INT"): New mode macro.
4089 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4090 Merge.
4091
4092 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4093
4094 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4095 ("cmpdi", "cmpsi"): Merge.
4096 ("strlendi", "strlensi"): Merge.
4097 ("*strlendi", "*strlensi"): Merge.
4098 ("movmemdi", "movmemsi"): Merge.
4099 ("clrmemdi", "clrmemsi"): Merge.
4100
4101 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4102
4103 * config/s390/s390.md: ("HQI"): New mode macro.
4104 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4105 ("*tmhi_full", "*tmqi_full"): Merge.
4106 ("*tsthiCCT", "*tstqiCCT"): Merge.
4107 ("*tsthi", "*tstqi"): Merge.
4108 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4109 ("*sethighhisi", "*sethighqisi"): Merge.
4110
4111 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4112
4113 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4114 config/alpha/unicosmk.h, config/arc/arc.md,
4115 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4116 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4117 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4118 config/arm/semi.h, config/arm/uclinux-elf.h,
4119 config/arm/wince-pe.h, config/fr30/fr30.c,
4120 config/rs6000/altivec.h: Update copyright.
4121
4122 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4123
4124 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4125 gcc_assert and gcc_unreachable as appropriate.
4126 (pdp11_output_function_epilogue, output_move_double,
4127 output_move_quad, print_operand_address, output_jump,
4128 output_addr_const_pdp11): Likewise.
4129 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4130 ASM_OUTPUT_ALIGN): Likewise.
4131 * config/pdp11/pdp11.md: Likewise.
4132 (extendhisi2, subhi3, subqi3): Likewise.
4133
4134 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4135
4136 PR middle-end/21237
4137 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4138 to NE_EXPR case.
4139
4140 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4141
4142 * config/ia64/ia64.c: Fix a comment typo.
4143
4144 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4145
4146 PR target/21397
4147 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4148 (arm_override_options): Use them instead of manifest constants. Don't
4149 allow -march to override the -mtune setting.
4150
4151 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4152
4153 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4154 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4155 (function_arg_advance, function_arg, save_restore_insns,
4156 iq2000_expand_prologue, iq2000_output_conditional_branch,
4157 expand_one_builtin, print_operand):
4158 * config/iq2000/iq2000.md (tablejump): Likewise.
4159
4160 2005-05-09 David Ung <davidu@mips.com>
4161
4162 * config/mips/mips.h (processor_type): Add names for the 24K.
4163 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4164 processor family.
4165 * config/mips/mips.md (cnv_mode): New attribute for recording the
4166 conversion types of float convert insns.
4167 (cpu): Add 24k and 24kx.
4168 (include): Include 24k.md file.
4169 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4170 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4171 (floatdisf2): Setup cnv_mode.
4172 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4173 setup cnv_mode.
4174 * config/mips/24k.md: New file, contains 24k DFA pipeline
4175 description.
4176
4177 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4178
4179 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4180 gcc_unreachable as appropriate.
4181 (print_operand, prepare_move_operands, prepare_scc_operands,
4182 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4183 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4184 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4185 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4186 sh_set_return_address, sh_setup_incoming_varargs,
4187 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4188 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4189 check_use_sfunc_addr): Likewise.
4190 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4191 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4192 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4193 sh_symbian_mark_dllimport): Likewise.
4194 * config/sh/sh.md: Likewise.
4195 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4196 casesi_worker_2, casesi_shift_media, casesi_load_media,
4197 return_media): Likewise.
4198
4199 2005-05-08 Roger Sayle <roger@eyesopen.com>
4200
4201 PR inline-asm/8788
4202 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4203 operands.
4204
4205 2005-05-08 Richard Henderson <rth@redhat.com>
4206
4207 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4208
4209 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4210
4211 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4212 and -1 can happen in reg_renumber when no hard register is assigned.
4213
4214 2005-05-08 Steven Bosscher <stevenb@suse.de>
4215 Kazu Hirata <kazu@cs.umass.edu>
4216
4217 PR tree-optimization/14841, tree-optimization/15838
4218 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4219 (evaluate_stmt): Call it.
4220
4221 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4222
4223 * config/ia64/ia64.c (ia64_override_options): Don't set
4224 ia64_flag_var_tracking and clear flag_var_tracking here...
4225 (ia64_file_start): ... but here.
4226
4227 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4228
4229 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4230 and gcc_unreachable as appropriate.
4231 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4232 m68hc11_gen_highpart, print_operand, print_operand_address,
4233 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4234 m68hc11_gen_movhi): Likewise.
4235 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4236 * config/m68hc11/m68hc11.md: Reword comment.
4237
4238 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4239
4240 PR target/21281
4241 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4242 allowed.
4243
4244 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4245
4246 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4247 the 68HC12 address indirect addressing mode as it is not supported by
4248 bset and bclr.
4249 * config/m68hc11/m68hc11-protos.h
4250 (m68hc11_valid_addressing_p): Declare.
4251 (m68hc11_add_mode): Declare.
4252 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4253 register_indirect_p and export it.
4254 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4255 instruction so that it is part of the good BB.
4256 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4257 addressing with movw.
4258 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4259 68HC12.
4260 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4261 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4262 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4263 for 68HC11.
4264 ("*movhi_68hc12"): Handle movhi_const0.
4265 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4266 ("*subhi3_zext"): Likewise.
4267
4268 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4269
4270 PR target/19051
4271 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4272 operand 1 and fix constraints.
4273 ("mulqihi3"): Use general_operand for operand 2.
4274
4275 2005-05-08 Julian Brown <julian@codesourcery.com>
4276 H.J. Lu <hongjiu.lu@intel.com>
4277 Paul Brook <paul@codesourcery.com>
4278
4279 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4280 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4281 20050308/2.16.0 or newer for comdat group.
4282 * configure: Regenerated.
4283 * config.in: Regenerated.
4284 * varasm.c (default_function_rodata_section): Put .rodata section in
4285 COMDAT group when necessary.
4286 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4287 HAVE_COMDAT_GROUP.
4288 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4289 available.
4290
4291 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4292
4293 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4294 instead of VARRAY.
4295 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4296 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4297 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4298 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4299
4300 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4301
4302 PR target/16925
4303 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4304 64-bit constants on 64-bit hosts.
4305 (m68hc11_split_logical): Simplify.
4306 (m68hc11_split_move): Likewise.
4307
4308 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4309 Paolo Bonzini <bonzini@gnu.org>
4310
4311 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4312 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4313 * configure.ac (enable_checking): Fix typos in runtime_checking.
4314 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4315 (xm_file): Prepend auto-host.h
4316 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4317 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4318 tconfig.h.
4319 * crtstuff.c: Do not include auto-host.h.
4320 (IN_LIBGCC2): Do not define.
4321 * gcov-io.h: Include tconfig.h, not auto-host.h.
4322 * libgcc2.c: Do not include auto-host.h.
4323 (abort): Do not undefine.
4324 * libgcov.c: Remove unneeded comment about config.h.
4325 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4326 * config.in, configure: Regenerated.
4327
4328 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4329 Falk Hueffner <falk@debian.org>
4330
4331 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4332 and gcc_unreachable as appropriate.
4333 (get_aligned_mem, get_unaligned_address,
4334 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4335 alpha_emit_setcc, alpha_emit_conditional_move,
4336 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4337 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4338 alpha_expand_unaligned_load, alpha_expand_block_move,
4339 alpha_expand_zap_mask, get_trap_mode_suffix,
4340 get_round_mode_suffix, get_some_local_dynamic_name,
4341 print_operand_address, function_arg, alpha_return_in_memory,
4342 function_value, alpha_expand_builtin,
4343 alpha_initial_elimination_offset, alpha_expand_epilogue,
4344 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4345 alphaev5_next_group, alpha_align_insns,
4346 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4347 unicosmk_ssib_name): Likewise.
4348 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4349 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4350 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4351 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4352 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4353 * config/alpha/alpha.md (*divmodsi_internal_er,
4354 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4355 call_nt, call_umk, call_vms, call_value, sibcall_value,
4356 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4357 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4358 * config/alpha/predicates.md (input_operand): Likewise.
4359
4360 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4361
4362 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4363 gcc_unreachable, as appropriate.
4364 (frv_function_prologue, frv_alloc_temp_reg,
4365 frv_initial_elimination_offset, frv_expand_block_move,
4366 frv_expand_block_clear, frv_print_operand_jump_hint,
4367 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4368 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4369 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4370 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4371 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4372 frv_in_small_data_p, frv_asm_out_constructor,
4373 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4374 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4375 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4376 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4377 sibcall_value, casesi): Likewise.
4378
4379 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4380 gcc_unreachable as appropriate.
4381 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4382 expand_epilogue, notice_update_cc, initial_offset,
4383 mn10300_address_cost_1): Likewise.
4384 * config/mn10300/mn10300.md: Likewise.
4385 (absdf2, abssf2, negdf2, negsf2): Likewise.
4386
4387 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4388
4389 PR target/21416
4390 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4391 comparisons.
4392 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4393 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4394 including sunge_<mode> and sungt_<mode>.
4395
4396 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4397
4398 * integrate.h (get_hard_reg_initial_val): Change type of register
4399 parameter from int to unsigned int.
4400 (has_hard_reg_initial_val): Likewise.
4401 * integrate.c (get_hard_reg_initial_val): Likewise.
4402 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4403
4404 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4405
4406 * except.c (eh_status): Change the type of ttype_data to
4407 VEC(tree,gc)*.
4408 (add_ttypes_entry, assign_filter_values,
4409 output_function_exception_table): Use VEC instead of VARRAY.
4410
4411 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4412
4413 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4414
4415 2005-05-07 Paul Brook <paul@codesourcery.com>
4416
4417 * Makefile.in: Fix dependencies.
4418 (GCOV_IO_H, VARRAY_H): Set.
4419
4420 2005-05-07 Anthony Green <green@redhat.com>
4421
4422 PR bootstrap/21403
4423 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4424 x$STMP_FIXPROTO test.
4425 * configure: Rebuilt.
4426
4427 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4428
4429 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4430 inappropriate feature test macros if flag_iso.
4431
4432 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4433
4434 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4435
4436 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4437
4438 PR target/21441
4439 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4440 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4441 Handle moved operand being in special register.
4442 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4443 presumed working insn.
4444 (mover2side): Add FIXME.
4445
4446 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4447
4448 * integrate.c (get_func_hard_reg_initial_val): Delete.
4449 (has_func_hard_reg_initial_val): Delete.
4450 (get_hard_reg_initial_val): Inline the old implementation of
4451 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4452 instead of has_func_hard_reg_initial_val to test for an existing
4453 pseudo. Only create an rtx if a new initial value entry is needed.
4454 (has_hard_reg_initial_val): Scan the initial value list directly.
4455 Don't create an rtx.
4456
4457 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4458
4459 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4460 from extra_options.
4461 * config.in (HAVE_AS_POPCNTB): New.
4462 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4463 (HAVE_AS_POPCNTB): New.
4464 * configure: Regenerated.
4465 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4466 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4467 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4468 and rs6000_sched_costly_dep.
4469 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4470 (TARGET_XL_COMPAT): Delete.
4471 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4472 (popcount<mode>2): New.
4473 (popcntb<mode>2): New.
4474 * config/rs6000/rs6000.opt (mpopcntb): New.
4475
4476 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4477 if variable name exists.
4478
4479 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4480
4481 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4482
4483 2005-05-07 Richard Henderson <rth@redhat.com>
4484
4485 PR target/21412
4486 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4487 with constant offsets.
4488
4489 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4490
4491 * config/v850/v850.c (print_operand): Use gcc_assert and
4492 gcc_unreachable, as appropriate.
4493 (print_operand_address, v850_handle_data_area_attribute,
4494 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4495 v850_insert_attributes, construct_prepare_instruction): Likewise.
4496 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4497 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4498
4499 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4500
4501 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4502 config/rs6000/rs6000.h: Fix comment typos.
4503
4504 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4505
4506 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4507 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4508 (mips_scalar_mode_supported_p): Delete.
4509
4510 2005-05-06 Eric Christopher <echristo@redhat.com>
4511
4512 * config/mips/mips.opt: Remove -mint64 option.
4513 * config/mips/mips.c (override_options): Remove -mint64
4514 handling.
4515 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4516 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4517 64-bit integer handling.
4518 * doc/invoke.texi (Option Summary): Remove -mint64 for
4519 mips.
4520
4521 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4522
4523 PR tree-optimization/19401
4524 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4525 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4526 (estimated_unrolled_size): New function.
4527 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4528 tree_unroll_loops_completely): Always unroll loops if the code size
4529 does not increase.
4530 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4531 loops should be unrolled completely.
4532 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4533
4534 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4535
4536 PR rtl-optimization/21254
4537 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4538 assumptions for loops that otherwise do not roll.
4539 (find_simple_exit): Prefer # of iterations that is guaranteed
4540 not to be infinite.
4541 * loop-unroll.c (decide_peel_once_rolling,
4542 decide_peel_completely): Check whether the loop is infinite.
4543
4544 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4545
4546 * config/rs6000/sysv4.opt: Fix typo.
4547
4548 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4549 Jakub Jelinek <jakub@redhat.com>
4550
4551 PR target/21329
4552 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4553 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4554 Don't use rep; movs{l,q} if the repetition count is really small,
4555 instead use a sequence of movs{l,q} instructions.
4556
4557 2005-05-06 Jeff Law <law@redhat.com>
4558
4559 PR tree-optimization/21380
4560 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4561 thread through a block with no preds.
4562
4563 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4564
4565 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4566 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4567 add_call_read_ops): Use VEC instead of VARRAY.
4568
4569 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4570
4571 * config/mcore/mcore.c (mcore_print_operand_address): Use
4572 gcc_assert and gcc_unreachable as appropriate.
4573 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4574 mcore_output_andn, output_inline_const, mcore_output_move,
4575 mcore_output_movedouble, mcore_expand_block_move,
4576 layout_mcore_frame, mcore_initial_elimination_offset,
4577 mcore_expand_prolog, mcore_mark_dllexport,
4578 mcore_mark_dllimport): Likewise.
4579 * config/mcore/mcore.h (switch_to_section): Likewise.
4580 * config/mcore/mcore.md: Likewise.
4581
4582 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4583
4584 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4585 TARGET_PROFILE_KERNEL.
4586
4587 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4588 TARGET_PROFILE_KERNEL use.
4589
4590 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4591
4592 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4593 and gcc_unreachable, as appropriate.
4594 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4595 m32r_expand_prologue, m32r_output_function_epilogue,
4596 m32r_legitimize_pic_address, m32r_print_operand_address,
4597 emit_cond_move, m32r_function_symbol,
4598 m32r_output_block_move): Likewise.
4599 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4600 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4601 *rev_zero_branch_insn): Likewise.
4602
4603 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4604
4605 PR c++/20961
4606 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4607 if both NEWDECL and OLDDECL are already weak.
4608
4609 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4610
4611 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4612
4613 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4614 Kaz Kojima <kkojima@gcc.gnu.org>
4615
4616 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4617 and plus_constant.
4618
4619 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4620 David Edelsohn <edelsohn@gnu.org>
4621
4622 * config.gcc: Add .opt magic for the rs6000 ports.
4623
4624 * doc/invoke.texi: Document -mabi= option properly. Document
4625 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4626 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4627 -misel=.
4628
4629 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4630 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4631 TARGET_XL_COMPAT.
4632
4633 * config/rs6000/aix.opt: New.
4634 * config/rs6000/aix41.opt: New.
4635 * config/rs6000/aix64.opt: New.
4636 * config/rs6000/darwin.opt: New.
4637 * config/rs6000/linux64.opt: New.
4638 * config/rs6000/rs6000.opt: New.
4639 * config/rs6000/sysv4.opt: New.
4640
4641 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4642 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4643 SUBTARGET_SWITCHES.
4644 Define TARGET_USES_SYSV4_OPT.
4645 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4646 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4647 TARGET_USES_AIX64_OPT.
4648 * config/rs6000/aix51.h: Same.
4649 * config/rs6000/aix52.h: Same.
4650 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4651 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4652 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4653 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4654 * config/rs6000/linux64.h: Use
4655 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4656
4657 * config/rs6000/rs6000.c: Remove definitions of
4658 rs6000_sched_restricted_insns_priority,
4659 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4660 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4661 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4662 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4663 rs6000_alignment_string. Define rs6000_explicit_options.
4664 (rs6000_parse_abi_options): Remove.
4665 (rs6000_parse_alignment_option): Remove.
4666 (rs6000_parse_float_gprs_option): Remove.
4667 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4668 TARGET_DEFAULT_TARGET_FLAGS.
4669 (rs6000_override_options): Revamp to use new .opt machinery.
4670
4671 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4672 of new .opt machinery. Remove target_flags. Redefine
4673 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4674 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4675 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4676 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4677 rs6000_longcall_switch, rs6000_default_long_calls,
4678 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4679 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4680 TARGET_ALTIVEC_VRSAVE.
4681
4682 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4683
4684 * config.gcc (hppa1.1-*-rtems*): Remove.
4685 * config/pa/rtems.h: Remove.
4686
4687 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4688
4689 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4690 Exclude roe/603e multilib variants.
4691
4692 2005-05-04 Denis Chertykov <denisc@overta.ru>
4693
4694 PR target/21284
4695 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4696 for output.
4697
4698 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4699
4700 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4701 arm/pe.opt to $extra_options.
4702 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4703 (target_float_abi_name, target_float_switch, target_abi_name)
4704 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4705 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4706 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4707 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4708 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4709 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4710 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4711 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4712 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4713 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4714 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4715 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4716 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4717 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4718 (arm_pic_register_string): Delete.
4719 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4720 TARGET_TPCS_FRAME.
4721 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4722 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4723 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4724 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4725 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4726 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4727 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4728 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4729 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4730 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4731 (SUBTARGET_SWITCHES): Delete.
4732 * config/arm/arm.c (target_float_switch): Delete.
4733 (arm_cpu_select): Moved from config/arm/arm.h.
4734 (target_fpu_name, target_fpe_name, target_float_abi_name)
4735 (target_abi_name, structure_size_string, arm_pic_register_string)
4736 (arm_select): Make static.
4737 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4738 (arm_handle_option): New function.
4739 (arm_override_options): Update target_flags checks for new mask names.
4740 Remove target_float_switch code.
4741 (arm_expand_prologue, thumb_expand_prologue): Check
4742 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4743 * config/arm/arm.opt, config/arm/pe.opt: New files.
4744
4745 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4746
4747 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4748 gcc_unreachable as appropriate.
4749 (arc_double_limm_p, arc_setup_incoming_varargs,
4750 arc_compute_function_type, arc_output_function_prologue,
4751 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4752 output_shift, arc_print_operand, arc_print_operand_address,
4753 arc_final_prescan_insn): Likewise.
4754 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4755
4756 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4757
4758 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4759 comparing Pmode.
4760 (SDI): New.
4761 (cmp): Delete.
4762 (wd): New.
4763 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4764 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4765 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4766 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4767 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4768 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4769 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4770 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4771
4772 2005-05-05 Paul Brook <paul@codesourcery.com>
4773
4774 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4775 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4776 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4777 and tree-data-ref.h with *_H variables.
4778
4779 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4780
4781 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4782
4783 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4784
4785 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4786
4787 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4788
4789 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4790
4791 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4792
4793 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4794 setting of vrsave register for current function after
4795 call to save_world is emitted.
4796
4797 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4798
4799 * config/mmix/predicates.md: New file.
4800 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4801 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4802 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4803 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4804 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4805 Don't define.
4806 * config/mmix/mmix.md: Include predicates.md.
4807 ("call", "call_value"): Force address to register if it isn't a
4808 mmix_symbolic_or_address_operand.
4809
4810 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4811
4812 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4813 the flags are of appropriate types.
4814 (num_ssa_operands): Generalize using the generic interface.
4815 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4816 iterator.
4817
4818 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4819
4820 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4821 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4822
4823 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4824
4825 * tree-outof-ssa.c (edge_leader, stmt_list,
4826 analyze_edges_for_bb): Use VEC instead of VARRAY.
4827 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4828 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4829 fini_analayze_edges_for_bb.
4830
4831 2005-05-04 James E Wilson <wilson@specifixinc.com>
4832
4833 PR driver/21112
4834 * gcc.c (process_command): In the second argv scan loop, ignore
4835 Xassembler and Xpreprocessor, along with their argument.
4836
4837 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4838
4839 * tree-flow-inline.h, tree-ssa-operands.c,
4840 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4841 Likewise. tree-vn.c: Fix comment typos.
4842 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4843
4844 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4845
4846 * doc/tm.texi (Target Hooks): Document
4847 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4848
4849 2005-05-04 Paul Brook <paul@codesourcery.com>
4850
4851 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4852
4853 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4854
4855 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4856 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4857 of VARRAY.
4858
4859 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4860 get_expansion, expand_var_during_unrolling,
4861 insert_var_expansion_initialization,
4862 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4863 instead of VARRAY.
4864
4865 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4866 update_stmt.
4867
4868 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4869
4870 PR middle-end/15618
4871 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4872 the same as INTEGER_TYPE.
4873 (fold_binary): Fold "bool_var != 0" to bool_var.
4874 Fold "bool_var == 1" to bool_var.
4875
4876 2004-05-03 Richard Henderson <rth@redhat.com>
4877
4878 PR middle-end/21318
4879 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4880 from recog_data instead of insn_data.
4881
4882 2005-05-03 DJ Delorie <dj@redhat.com>
4883
4884 * common.opt (fdiagnostics-show-option): No variable is needed.
4885 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4886 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4887 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4888 Save and restore original message format. Use flag in context
4889 instead of global.
4890 (warning): Don't test for enabled warnings here.
4891 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4892 here.
4893
4894 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4895
4896 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4897 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4898 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4899 * aclocal.m4: Don't include accross.m4.
4900 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4901 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4902 * configure, config.in: Regenerate.
4903
4904 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4905
4906 PR middle-end/21265
4907 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4908 (clear_storage): Add argument.
4909 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4910 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4911 tailcall.
4912 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4913 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4914 (store_expr, store_constructor): Adjust callers.
4915 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4916 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4917 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4918 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4919 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4920 with EXP. Pass EXP to expand_builtin_memmove.
4921 (expand_builtin_memset): Add ORIG_EXP argument, pass
4922 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4923 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4924 Pass EXP to expand_builtin_memset.
4925 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4926 the new CALL_EXPR.
4927 (expand_builtin_strncmp): Likewise.
4928 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4929 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4930 (expand_builtin_fprintf): Likewise.
4931 (expand_builtin): Adjust calls to
4932 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4933
4934 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4935 item in V4SF mode.
4936
4937 PR rtl-optimization/21239
4938 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4939
4940 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4941
4942 * tree-flow.h (tree_ann_common_d): Move aux to ...
4943 (stmt_ann_d): ... here.
4944 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4945 move_computations_stmt, schedule_sm): Update references to
4946 aux.
4947 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4948
4949 * tree-cfg.c (remove_bb): Remove a redundant call to
4950 set_bb_for_stmt.
4951 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4952 Likewise.
4953
4954 2005-05-03 Richard Henderson <rth@redhat.com>
4955
4956 * config/rs6000/rs6000.c: Remove conflict markers.
4957
4958 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4959
4960 2005-05-03 James E Wilson <wilson@specifixinc.com>
4961
4962 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4963
4964 2005-05-03 DJ Delorie <dj@redhat.com>
4965
4966 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4967 decide if the warning will be printed.
4968 * calls.c (expand_call): Likewise.
4969 * function.c (init-function_start): Likewise.
4970
4971 * common.opt (-fdiagnostics-show-option): New.
4972 * opts.c (option_enabled): Accept the option index instead of a
4973 pointer to the option descriptor.
4974 * opts.h (option_enabled): Likewise.
4975 * toplev.c (print_switch_values): Pass option index, not option
4976 descriptor.
4977 * diagnostic.h (diagnostic_info): Add option_index.
4978 * diagnostic.c: Include opts.h.
4979 (diagnostic_set_info): Initialize option_index.
4980 (diagnostic_report_diagnostic): Amend option name if appropriate.
4981 (warning): Check to see if the specified warning is enabled.
4982 Store option index.
4983 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4984
4985 2005-05-03 Richard Henderson <rth@redhat.com>
4986
4987 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4988 SPEC_OR_GEN_REGS definitions.
4989
4990 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4991
4992 PR target/16888
4993 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4994 for unavailable registers.
4995
4996 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4997
4998 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4999
5000 * cfglayout.c (block_locators_blocks,
5001 insn_locators_initialize, insn_scope): Use VEC instead of
5002 VARRAY.
5003
5004 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5005 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5006 VARRAY.
5007
5008 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5009
5010 * config/sparc/predicates.md (const_compl_high_operand): New.
5011 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5012 gen_safe_HIGH64.
5013 (sparc_emit_set_const64_quick1): Adjust for above change.
5014 (sparc_emit_set_const64_quick2): Likewise.
5015 (sparc_emit_set_const64_longway): Likewise.
5016 (sparc_emit_set_const64): Likewise.
5017 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5018 movdi_const64_special): Delete.
5019 (logical constant splitters): Use const_compl_high_operand.
5020
5021 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5022
5023 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5024 rather than STRIP_NOPS.
5025
5026 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5027
5028 PR rtl-optimization/21330
5029 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5030 returning non-NULL.
5031 (unswitch_single_loop): Clear cinsn when retrying.
5032
5033 PR target/21297
5034 * config/i386/i386.c (legitimize_address): When canonicalizing
5035 ASHIFT into MULT, multiply by 1 << shift_count instead of
5036 1 << log2 (shift_count).
5037
5038 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5039
5040 * lambda-code.c (gcc_loop_to_lambda_loop,
5041 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5042 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5043 generic operand interface.
5044 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5045 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5046 generic operand interface.
5047 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5048 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5049 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5050 num_imm_uses): Use ssa_use_operand_t.
5051 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5052 get_v_must_def_ops): Delete.
5053 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5054 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5055 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5056 get_v_must_def_kill_ptr): Delete.
5057 (delink_stmt_imm_use): Move and use new operand interface.
5058 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5059 op_iter_next_tree): Use new operand implementation.
5060 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5061 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5062 type check.
5063 (op_iter_next_mustdef, op_iter_next_maydef,
5064 op_iter_next_must_and_may_def): Delete. Replace with...
5065 (op_iter_next_maymustdef): New. Combine must and may next operations.
5066 (op_iter_init_maydef, op_iter_init_mustdef,
5067 op_iter_init_must_and_may_def): Use new interface.
5068 (single_ssa_tree_operand ): New. Process single operands only as trees.
5069 (single_ssa_use_operand): New. Process single operands only as uses.
5070 (single_ssa_def_operand): New. Process single operands only as defs.
5071 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5072 specified types.
5073 (num_ssa_operands): New. Count the number of specified operands.
5074 (compare_ssa_operands_equal): New. Compare two statements' operands.
5075 (single_phi_def): New. Return true if PHI has one def of the specified
5076 operand type.
5077 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5078 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5079 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5080 (struct stmt_ann_d): Operands field no longer require GTY().
5081 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5082 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5083 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5084 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5085 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5086 Use use_operand_p instead of ssa_imm_use_t *.
5087 * tree-pretty-print.c (dump_vops): check if operands are active before
5088 dumping virtual operands.
5089 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5090 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5091 (ccp_fold): Use new interface.
5092 (ccp_visit_stmt): Remove unused variables and code.
5093 (convert_to_gimple_builtin): Insert statements before calling
5094 mark_new_vars_to_rename.
5095 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5096 (copy_prop_visit_cond_stmt): Use generic interface.
5097 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5098 annotation in table.
5099 (thread_across_edge): Use generic interface.
5100 (initialize_hash_element): Initialzie with stmt, not annotation.
5101 (eliminate_redundant_computations): Use generic interface.
5102 (record_equivalences_from_stmt): Pass stmt, not annotation.
5103 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5104 interface.
5105 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5106 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5107 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5108 generic operand interface.
5109 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5110 interface.
5111 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5112 Interface.
5113 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5114 (build_defs, build_uses, build_v_may_defs, build_vuses,
5115 build_v_must_defs): Change type to struct opbuild_list_d.
5116 (ops_active): New. Operands active boolean.
5117 (operand_memory, operand_memory_index): New. Operand memory managers.
5118 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5119 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5120 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5121 Change from functions to static variable list heads.
5122 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5123 (opbuild_initialize_real): New. Initialize a virtual build list.
5124 (opbuild_free): New. Free a build list.
5125 (opbuild_num_elems): New. Number of items in a list.
5126 (opbuild_append_real): New. Add a real (tree *) operand.
5127 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5128 (opbuild_first): New. Return first element index in a list.
5129 (opbuild_next): New. Return next element in a list.
5130 (opbuild_elem_real): New. Return real element.
5131 (opbuild_elem_virtual): New. Return virtual element.
5132 (opbuild_elem_uid): New. Return UID of virtual element.
5133 (opbuild_clear): New. Reset an operand list.
5134 (opbuild_remove_elem): New. Remove an element form a list.
5135 (ssa_operands_active): New. Return true if operand cache is active.
5136 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5137 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5138 (correct_use_link): Use use_operand_p.
5139 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5140 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5141 (cleanup_v_may_defs): Use new implmentation.
5142 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5143 implementation.
5144 (append_def, append_use, append_v_may_def, append_vuse,
5145 append_v_must_def): Call opbuild_append routine instead of using varray.
5146 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5147 global parse_old_ops variable.
5148 (free_ssa_operands): New implementation.
5149 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5150 (copy_virtual_operands): Move. New generic implementation.
5151 (create_ssa_artficial_load_stmt): Move. New implementation.
5152 (swap_tree_operands): Update for new implementation.
5153 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5154 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5155 rather than a varray.
5156 (verify_imm_links): Use use_operand_p.
5157 (dump_immediate_uses_for): If the immediate use variable is a virtual
5158 variable, show the virtual ops in the stmt.
5159 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5160 (NULL_DEF_OPERAND_P): Now a #define.
5161 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5162 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5163 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5164 mustdef_optype_d): New. Use Linked list representation.
5165 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5166 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5167 (struct stmt_operands_d): Change to new pointers that are not GTY.
5168 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5169 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5170 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5171 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5172 SET_V_MUST_DEF_KILL): Delete.
5173 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5174 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5175 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5176 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5177 (enum ssa_op_iter_type): Operand iterator typechecking values.
5178 (struct ssa_operand_iterator_d): Use linked lists of operands.
5179 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5180 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5181 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5182 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5183 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5184 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5185 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5186 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5187 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5188 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5189 alloc_vuse, and alloc_mustdef.
5190 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5191 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5192 and finalize_ssa_v_must_def_ops.
5193 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5194 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5195 stmt around.
5196 (compute_avail): Use generic iterator interface.
5197 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5198 (stmt_makes_single_load, stmt_makes_single_store): Use
5199 ZERO_SSA_OPERANDS.
5200 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5201 (statement_sink_location): Use generic interface.
5202 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5203 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5204 reset the immediate use link nodes.
5205 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5206 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5207 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5208 (eliminate_tail_call): Use generic operand interface.
5209 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5210 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5211 interface.
5212 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5213 interface.
5214 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5215 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5216 vuse_optype.
5217 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5218 Use statement pointer instead of vuse_optype. Use generic interface.
5219 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5220 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5221 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5222 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5223 * doc/tree-ssa.texi: Update documentation for operand interface.
5224
5225 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5226
5227 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5228 gcc_unreachable as appropriate.
5229 (machopic_function_base_name, machopic_indirect_data_reference,
5230 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5231 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5232 * config/rs6000/altivec.md (*mov<mode>_internal,
5233 build_vector_mask_for_load): Likewise.
5234 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5235 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5236 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5237 * config/rs6000/predicates.md (easy_fp_constant,
5238 logical_operand): Likewise.
5239 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5240 compute_save_world_info, rs6000_emit_prologue,
5241 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5242 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5243 directly.
5244
5245 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5246
5247 PR middle-end/21282
5248 * convert.c (convert_to_integer): Convert ceil and floor in
5249 c99 mode only.
5250
5251 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5252
5253 PR target/20813
5254 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5255 define_insn_and_split. Split only when memory operand is
5256 offsettable. Use adjust_address rather than plus_constant.
5257 (floatunssidf2_internal): Likewise.
5258 (fix_truncdfsi2_internal): Split only when memory operand is
5259 offsettable. Use adjust_address rather than plus_constant.
5260 (fix_trunctfsi2_internal): Likewise.
5261 (floatsidf2_internal): Likewise.
5262
5263 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5264
5265 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5266 (set_value_range_to_null): Likewise.
5267 (set_value_range_to_varying): New function. Use it in all
5268 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5269 (extract_range_from_assert): If the integral type has a
5270 super-type, and LIMIT is not within MIN and MAX values of that
5271 type, set the resulting range to VR_VARYING.
5272
5273 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5274
5275 * config/mmix/mmix.opt: New file.
5276 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5277 (mmix_cc1_ignored_option): Don't declare.
5278 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5279 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5280 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5281 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5282 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5283 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5284 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5285 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5286 Don't define.
5287 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5288 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5289 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5290
5291 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5292
5293 PR c/15698
5294 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5295 * c-decl.c (current_function_prototype_built_in,
5296 current_function_prototype_arg_types): New.
5297 (merge_decls): Keep source location of prototype followed by
5298 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5299 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5300 (start_function): Always set current_function_prototype_locus,
5301 current_function_prototype_built_in and
5302 current_function_prototype_arg_types. Check for external
5303 prototype whether or not visible for external function and set
5304 current_function_prototype_arg_types accordingly.
5305 (store_parm_decls_oldstyle): Use
5306 current_function_prototype_arg_types for checking old-style
5307 definition against prototype. Give warnings only if
5308 current_function_prototype_built_in).
5309
5310 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5311
5312 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5313 (ggc_alloc_zone_stat): Don't define.
5314 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5315 ggc_alloc_zone_pass_stat.
5316 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5317 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5318 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5319
5320 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5321
5322 * calls.c (expand_call): Handle current_function_pretend_args_size
5323 when checking for sibcalls.
5324
5325 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5326
5327 PR tree-optimization/21294
5328 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5329 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5330
5331 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5332
5333 PR 19985
5334 * gcov-io.h: Declare gcov external functions hidden.
5335
5336 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5337
5338 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5339 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5340 Use VEC instead of VARRAY.
5341 (equiv_free): New.
5342
5343 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5344 out common code.
5345
5346 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5347
5348 * c-common.c (resolve_overloaded_builtin): Forward to target
5349 hook for BUILT_IN_MD built-ins.
5350 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5351 for all types of built-in.
5352 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5353 in the definition of the target hooks struct.
5354 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5355 * config/rs6000/altivec.h: Rewritten.
5356 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5357 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5358 rs6000_builtin_type, rs6000_builtin_type_compatible,
5359 altivec_overloaded_builtins, rs6000_builtin_type,
5360 rs6000_builtin_type_compatible): New.
5361 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5362 New.
5363 (def_builtin): Turn into a function. Check for duplicates and store
5364 the builtin into rs6000_builtin_decls.
5365 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5366 bdesc_1arg): Add overloaded builtins.
5367 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5368 do not support ALTIVEC_COMPILETIME_ERROR.
5369 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5370 nodes to represent front-end types.
5371 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5372 with opaque arguments and/or return values.
5373 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5374 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5375 (rs6000_builtin_type_index): New.
5376 (is_ev64_opaque_type): Rename to...
5377 (rs6000_is_opaque_type): ... this.
5378 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5379 target hook.
5380
5381 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5382
5383 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5384 instead of VARRAY.
5385
5386 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5387 Bernd Schmidt <bernd.schmidt@analog.com>
5388
5389 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5390 print_address_operand, print_operand, legitimize_pic_address,
5391 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5392 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5393 appropriate.
5394 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5395
5396 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5397
5398 * doc/passes.texi: Document vectorization pass.
5399
5400 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5401
5402 * tree-scalar-evolution.c (get_exit_conditions_rec,
5403 select_loops_exit_conditions,
5404 number_of_iterations_for_all_loops,
5405 analyze_scalar_evolution_for_all_loop_phi_nodes,
5406 scev_analysis): Use VEC instead of VARRAY.
5407
5408 2005-05-02 Michael Matz <matz@suse.de>
5409
5410 PR c++/19542
5411 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5412 (warn_strict_null_sentinel): Define.
5413 (check_function_sentinel): Check for null_node as valid sentinel too.
5414 * c-common.h (c_tree_index): Added CTI_NULL.
5415 (null_node) Define global_tree[CTI_NULL].
5416 (warn_strict_null_sentinel): Declare.
5417 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5418 * c.opt: (Wstrict-null-sentinel): New C++ option.
5419 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5420
5421 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5422
5423 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5424 VARRAY.
5425
5426 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5427
5428 * dwarf2out.c (decl_scope_table, push_decl_scope,
5429 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5430 instead of VARRAY.
5431
5432 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5433
5434 PR C++/14391
5435 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5436 if !flag_weak.
5437 * doc/cpp.texi (__DEPRECATED): Document.
5438 (__EXCEPTIONS): Likewise.
5439 (__GXX_WEAK__): Likewise.
5440
5441 * function.c (INVOKE__main): Do not define.
5442 (expand_main_function): Check HAS_INIT_SECTION when determining
5443 whether or not to call __main.
5444
5445 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5446
5447 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5448
5449 2005-01-05 Paul Brook <paul@codesourcery.com>
5450
5451 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5452 (INITIALIZE_TRAMPOLINE): Use it.
5453 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5454 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5455 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5456
5457 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5458
5459 * doc/install.texi (Specific): Omit dots in the @anchors names
5460 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5461 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5462
5463 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5464
5465 PR tree-optimization/18316
5466 PR tree-optimization/19126
5467 * tree.c (build_int_cst_type): Avoid shift by size of type.
5468 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5469 argument.
5470 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5471 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5472 field.
5473 (dump_cand): Dump depends_on information.
5474 (determine_biv_step): Add argument to simple_iv call.
5475 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5476 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5477 constant.
5478 (add_candidate_1): Record depends_on for candidates.
5479 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5480 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5481 Handle ivs with nonconstant step.
5482 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5483 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5484 (create_new_iv): Unshare the step before passing it to create_iv.
5485 (free_loop_data): Free cand->depends_on.
5486 (build_addr_strip_iref): New function.
5487 (find_interesting_uses_address): Use build_addr_strip_iref.
5488 (strip_offset_1): Split the recursive part from strip_offset.
5489 Strip constant offset component_refs and array_refs.
5490 (strip_offset): Split the recursive part to strip_offset_1.
5491 (add_address_candidates): Removed.
5492 (add_derived_ivs_candidates): Do not use add_address_candidates.
5493 (add_iv_value_candidates): Add candidates with stripped constant
5494 offset. Consider all candidates with initial value 0 important.
5495 (struct affine_tree_combination): New.
5496 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5497 aff_combination_add_elt, aff_combination_add,
5498 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5499 fold_affine_sum): New functions.
5500 (get_computation_at): Use fold_affine_sum.
5501 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5502 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5503 to simple_iv call.
5504
5505 2005-04-30 Michael Matz <matz@suse.de>
5506
5507 * config/i386/i386.md (movmemsi): Also active when
5508 TARGET_INLINE_ALL_STRINGOPS.
5509
5510 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5511
5512 PR bootstrap/20633
5513 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5514
5515 2005-04-30 Paul Brook <paul@codesourcery.com>
5516
5517 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5518 thumb mode.
5519 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5520 * config/arm/ieee754-sf.S: Ditto.
5521 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5522 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5523
5524 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5525
5526 * tree-ssanames.c: Fix a comment typo.
5527 * doc/options.texi: Fix a typo.
5528
5529 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5530
5531 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5532 gcc_unreachable as appropriate.
5533 (split_adds_subs, cond_string, print_operand,
5534 h8300_initial_elimination_offset, h8300_classify_operand,
5535 h8300_unary_length, h8300_short_immediate_length,
5536 h8300_bitfield_length, h8300_binary_length,
5537 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5538 compute_plussi_length, compute_plussi_cc, output_logical_op,
5539 compute_logical_op_length, compute_logical_op_cc,
5540 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5541 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5542 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5543 h8300_regs_ok_for_stm): Likewise.
5544 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5545 monitor_prologue): Likewise.
5546
5547 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5548
5549 * loop-invariant.c (invariants, create_new_invariant,
5550 get_inv_cost, best_gain_for_invariant,
5551 find_invariants_to_move, move_invariants,
5552 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5553 of VARRAY.
5554
5555 2005-04-29 Richard Henderson <rth@redhat.com>
5556
5557 * function.c (instantiate_decls): Remove valid_only argument.
5558 (instantiate_decls_1, instantiate_decl): Likewise.
5559 (instantiate_virtual_regs_1): Delete.
5560 (instantiate_virtual_regs_lossage): Delete.
5561 (instantiate_virtual_regs_in_rtx): New.
5562 (safe_insn_predicate): New.
5563 (instantiate_virtual_regs_in_insn): New.
5564 (instantiate_virtual_regs): Update to match all that. Only run
5565 instantiate_decls once.
5566
5567 2005-04-29 Richard Henderson <rth@redhat.com>
5568 Daniel Jacobowitz <dan@codesourcery.com>
5569
5570 * gengtype.c (write_func_for_structure): Split out ...
5571 (output_type_enum): ... new function. Fix thinko accessing
5572 TYPE_PARAM_STRUCT data.
5573
5574 2005-04-29 Tom Tromey <tromey@redhat.com>
5575
5576 * tree.c (build_block): Removed unused 'tags' argument.
5577 * tree.h (build_block): Removed argument.
5578
5579 2005-04-29 Michael Matz <matz@suse.de>
5580
5581 PR rtl-optimization/21144
5582 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5583
5584 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5585
5586 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5587 flag_reorder_blocks.
5588
5589 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5590
5591 PR tree-optimization/21030
5592 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5593 ranges where VR->MAX is smaller than VR->MIN.
5594
5595 2005-04-29 Devang Patel <dpatel@apple.com>
5596
5597 PR tree-optimization/21272
5598 PR tree-optimization/21266
5599 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5600
5601 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5602
5603 * tree-flow-inline.h: Fix a comment typo.
5604 * doc/tree-ssa.texi: Fix a typo.
5605
5606 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5607
5608 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5609
5610 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5611 gcc_unreachable as appropriate.
5612 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5613 fr30_print_operand, fr30_move_double): Likewise.
5614 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5615
5616 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5617
5618 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5619 definition has already been provided.
5620 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5621 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5622 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5623
5624 2005-04-29 Jim Tison <jtison@us.ibm.com>
5625
5626 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5627 trace hooks calls to improve performance.
5628
5629 2005-04-29 Julian Brown <julian@codesourcery.com>
5630 Mark Mitchell <mark@codesourcery.com>
5631 Paul Brook <paul@codesourcery.com>
5632
5633 * crtstuff.c: Handle targets that use .init_array.
5634 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5635 that INVOKE__main is set correctly.
5636 (expand_main_function): Test INVOKE__main.
5637 * libgcc2.c: Do not define __main when using .init_array.
5638 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5639 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5640 libgcc version.
5641 (DTORS_SECTION_ASM_OP): Likewise.
5642 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5643 (CTOR_LIST_END): Likewise.
5644 (DTOR_LIST_BEGIN): Likewise.
5645 (DTOR_LIST_END): Likewise.
5646 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5647 (FINI_SECTION_ASM_OP): Likewise.
5648 (INIT_ARRAY_SECTION_ASM_OP): Define.
5649 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5650 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5651 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5652 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5653 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5654
5655 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5656
5657 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5658 gcc_assert and gcc_unreachable as appropriate.
5659 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5660 const_int_cost, output_move_const_into_data_reg,
5661 output_move_qimode, output_move_double, find_addr_reg,
5662 print_operand, print_operand_address): Likewise.
5663 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5664 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5665 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5666 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5667 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5668 conditional_trap): Likewise.
5669 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5670
5671 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5672
5673 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5674 gcc_unreachable as appropriate.
5675 (gen_conditional_move, xtensa_split_operand_pair,
5676 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5677 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5678 xtensa_copy_incoming_a7, xtensa_output_literal,
5679 xtensa_output_literal, xtensa_output_literal): Likewise.
5680 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5681 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5682 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5683 movsicc_internal1, movsfcc_internal0,
5684 movsfcc_internal1): Likewise.
5685
5686 2005-04-28 James E Wilson <wilson@specifixinc.com>
5687
5688 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5689 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5690
5691 2005-04-28 DJ Delorie <dj@redhat.com>
5692
5693 * opt-functions.awk (var_set): Emit proper initializer for
5694 non-target bitfields.
5695
5696 2005-04-28 Devang Patel <dpatel@apple.com>
5697
5698 * dbxout.c (have_used_extensions): Remove.
5699 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5700 have_used_extensions.
5701
5702 2005-04-28 James E Wilson <wilson@specifixinc.com>
5703
5704 * doc/install.texi: Update -enable-languages info. Correct path to
5705 html docs.
5706
5707 2005-04-28 DJ Delorie <dj@redhat.com>
5708
5709 * optc-gen.awk (END): Make sure no variable is defined more
5710 than once.
5711 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5712 Allow for bitfield variables other than target_flags.
5713 * doc/options.text (Mask): Document that you may specify a
5714 variable other than target_flags.
5715
5716 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5717
5718 PR rtl-optimization/18877
5719 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5720 number in val.start.
5721
5722 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5723
5724 PR target/20813
5725 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5726 MASK_PPC_GFXOPT.
5727 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5728 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5729 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5730
5731 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5732
5733 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5734 creating pseudos when the base offset is too large.
5735
5736 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5737
5738 * global.c (earlyclobber_regclass): Change the type to
5739 VEC(int,heap).
5740 (check_earlyclobber): Update uses of earlyclobber_regclass.
5741 (mark_reg_use_for_earlyclobber): Likewise.
5742 (calculate_local_reg_bb_info): Allocate and free
5743 earlyclobber_regclass using the VEC API.
5744
5745 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5746
5747 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5748 assert.
5749
5750 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5751
5752 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5753 (*targetm.foo).
5754
5755 * config.gcc: Obsolete c4x-* and tic4x-*.
5756
5757 * tree.h (edge_def): Remove.
5758
5759 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5760 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5761 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5762 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5763 where appropriate.
5764
5765 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5766 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5767 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5768 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5769 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5770 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5771 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5772 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5773 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5774 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5775 config/i386/cygming.h, config/i386/djgpp.h,
5776 config/i386/lynx.h, config/i386/netware.c,
5777 config/i386/winnt.c, config/ia64/ia64-c.c,
5778 config/iq2000/iq2000.c, config/m32r/little.h,
5779 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5780 config/m68k/m68k.md, config/mcore/mcore.c,
5781 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5782 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5783 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5784 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5785 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5786 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5787 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5788 config/s390/2064.md, config/s390/2084.md,
5789 config/s390/s390-modes.def, config/s390/s390-protos.h,
5790 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5791 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5792 config/vax/vax.c, config/vax/vax.h,
5793 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5794 copyright.
5795
5796 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5797
5798 * c-typeck.c (build_compound_expr): Correct logic in last change.
5799
5800 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5801
5802 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5803 parameters. Replace conditional move code with assert checking for
5804 ar.lc. Delete obsolete comments.
5805 (set_src_needs_barrier): Delete cond parameter, and code using it.
5806 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5807 assert checking for PR_REGS. Fix calls to update_set_flags and
5808 set_src_needs_barrier.
5809 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5810 callers. Rewrite explanatory comment before the function.
5811 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5812 Fix all callers.
5813
5814 2005-04-27 Mike Stump <mrs@apple.com>
5815
5816 * doc/cpp.texi: gcc now implements universal character names.
5817
5818 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5819
5820 PR c/21159
5821 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5822 being a compound expression whose right-hand side is cast to void.
5823
5824 2005-04-27 Caroline Tice <ctice@apple.com>
5825
5826 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5827 Remove targetm.have_named_sections test.
5828 (fix_edges_for_rarely_executed_code): Likewise.
5829 (insert_section_boundary_note): Likewise.
5830 (reorder_basic_blocks): Check partitioning flag before calling
5831 verify_hot_cold_block_grouping.
5832 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5833 the function struct rather than global variables.
5834 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5835 (COLD_END_LABEL): Likewise
5836 (cold_text_section_label): New static global variable.
5837 (cold_end_label): Likewise.
5838 (dwarf2out_switch_text_section): Get hot/cold section labels from
5839 the function struct rather than global variables; test to make sure
5840 cfun is defined.
5841 (output_aranges): Use cold_text_section_label and cold_end_label;
5842 check partitioning flag before putting out delta.
5843 (output_ranges): Remove incorrect code attempting to use
5844 hot/cold labels.
5845 (output_line_info): Get cold section label from function struct; test
5846 to make sure cfun is defined.
5847 (add_location_or_const_value_attribute): Likewise.
5848 (dwarf2out_var_location): Likewise.
5849 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5850 write out cold_text_section_label if partition flag is set.
5851 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5852 * function.h (struct function): Add new fields to point to hot/cold
5853 section labels: hot_section_label, cold_section_label,
5854 hot_section_end_label and cold_section_end_label; also add new field
5855 for cold text section name, unlikely_text_section_name.
5856 * opts.c (decode_options): Turn off partitioning flag if
5857 !targetm.have_named_sections.
5858 * output.h (hot_section_label): Remove.
5859 (hot_section_end_label): Remove.
5860 (cold_section_end_label): Remove.
5861 (unlikely_section_label): Remove.
5862 (unlikely_text_section_name): Remove.
5863 * passes.c (rest_of_handle_final): Remove extra blank line.
5864 * varasm.c (unlikely_section_label): Remove.
5865 (hot_section_label): Remove.
5866 (hot_section_end_label): Remove.
5867 (cold_section_end_label): Remove.
5868 (unlikely_text_section_name): Remove.
5869 (initialize_cold_section_name): Modify to call
5870 targetm.strip_name_encoding; to store cold section name in current
5871 function struct, if it exists; and to only use the decl_section_name
5872 if flag_named_sections is true.
5873 (unlikely_text_section): Modify to get section name out of current
5874 function struct, if there is one; otherwise build it from
5875 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5876 (in_unlikely_text_section): Likewise.
5877 (named_section): Modify to get/put cold section name in current function
5878 struct, if there is one.
5879 (function_section): Change 'bool unlikely' to 'int reloc'; check
5880 targetm.have_named_sections before calling named_section.
5881 (current_function_section): Likewise.
5882 (assemble_start_function): Modify to get/put unlikely_text_section_name
5883 in current function struct; modify to get hot/cold section labels
5884 from function struct; initialize labels using
5885 ASM_GENERATE_INTERNAL_LABEL;
5886 test partitioning flag before writing out hot section label.
5887 (assemble_end_function): Test partitioning flag before writing out
5888 hot/cold section labels.
5889 (default_section_type_flags_1): Get cold text section name from
5890 function struct if there is one; Set flags correctly for
5891 cold text section if there is not a current function struct.
5892
5893 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5894
5895 * tree-ssa-propagate.c (set_rhs): Revert last change.
5896
5897 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5898
5899 * explow.c (convert_memory_address): Add gcc_assert.
5900
5901 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5902
5903 * configure.ac: Check for ld --sysroot support.
5904 * gcc.c: Document %R specifier for specs.
5905 (SYSROOT_SPEC): New macro.
5906 (sysroot_spec): New variable.
5907 (static_specs): Add sysroot_spec.
5908 (main): Pass the sysroot spec to the linker if appropriate.
5909 * configure: Regenerated.
5910 * config.in: Likewise.
5911
5912 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5913
5914 * fold-const.c (fold_binary): Use build_fold_addr_expr
5915 for address calculation and INDIRECT_REF handling.
5916
5917 2005-04-27 Andrew Haley <aph@redhat.com>
5918
5919 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5920
5921 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5922
5923 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5924 pointer when thumb backtracing is on.
5925
5926 * config/fp-bit.c (abort): Revert change.
5927
5928 2005-04-27 Ian Lance Taylor <ian@airs.com>
5929
5930 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5931
5932 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5933
5934 * tree-ssa-dce.c: Fix a comment typo.
5935
5936 2005-04-27 David S. Miller <davem@davemloft.net>
5937
5938 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5939 Kill setjmpless_size. current_function_calls_setjmp is completely
5940 computed when we are called, so just use the optimized size value
5941 instead of using REG_SAVE_AREA notes.
5942 (optimize_save_area_alloca): Delete....
5943 * rtl.h (optimize_save_area_alloca): Likewise...
5944 * passes.c (rest_of_compilation): and don't call it any more.
5945 * reg-notes.def (SAVE_AREA): Delete.
5946
5947 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5948
5949 * config/fp-bit.c (abort): Add noreturn attribute.
5950
5951 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5952 gcc_unreachable as appropriate.
5953 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5954 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5955 ASM_OUTPUT_REG_POP): Likewise.
5956
5957 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5958
5959 * tree-complex.c (expand_vector_operations_1): Do not build
5960 VIEW_CONVERT_EXPR's for the lhs.
5961
5962 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5963
5964 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5965 unnecessary noncanonical RTL handling.
5966 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5967 gcc_assert and gcc_unreachable.
5968
5969 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5970 gcc_unreachable as appropriate.
5971 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5972 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5973 use_return_insn, const_ok_for_op, arm_gen_constant,
5974 arm_canonicalize_comparison, legitimize_pic_address,
5975 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5976 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5977 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5978 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5979 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5980 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5981 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5982 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5983 output_call, output_mov_long_double_fpa_from_arm,
5984 output_mov_long_double_arm_from_fpa,
5985 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5986 output_move_double, arithmetic_instr, shift_op, int_log2,
5987 output_return_instruction, arm_output_function_prologue,
5988 arm_output_epilogue, arm_output_function_epilogue,
5989 emit_multi_reg_push, arm_get_frame_offsets,
5990 arm_compute_initial_elimination_offset, arm_expand_prologue,
5991 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5992 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5993 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5994 thumb_compute_initial_elimination_offset,
5995 thumb_output_function_prologue, thumb_load_double_from_address,
5996 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5997 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5998 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5999 * config/arm/arm.md (thumb_extendhisi2,
6000 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6001 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6002 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6003 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6004 * config/arm/cirrus.md (*cirrus_arm_movdi,
6005 *cirrus_movdf_hard_insn): Likewise.
6006 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6007
6008 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6009
6010 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6011 (num_ssa_names): Use VEC_length.
6012 (ssa_names): Use VEC_index.
6013 * tree-ssanames.c (ssa_names): Change the type to
6014 VEC(tree,gc).
6015 (init_ssanames, fini_ssa_names, make_ssanames,
6016 release_ssa_name): Update uses of ssa_names.
6017
6018 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6019 Use fold_buildN instead of fold (buildN (...)).
6020
6021 2005-04-27 Devang Patel <dpatel@apple.com>
6022
6023 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6024
6025 2005-04-27 Matt Thomas <matt@3am-software.com>
6026 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6027
6028 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6029 (vax_output_mi_thunk): Ditto.
6030 (vax_notice_cc_update): Ditto.
6031 (INDEX_REGISTER_P): Add trailing \.
6032 (BASE_REGISTER_P): Add trailing \.
6033 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6034
6035 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6036
6037 * tree-ssa-propagate.c (set_rhs): Check operand of
6038 ADDR_EXPR for gimpliness, too.
6039
6040 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6041
6042 * tree-ssa-pre.c: Fix a comment typo.
6043
6044 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6045
6046 PR tree-optimization/21171
6047 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6048 record address uses if the reference is volatile.
6049
6050 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6051
6052 * tree-complex.c (expand_vector_operation): New, extracted from
6053 expand_vector_operations_1.
6054 (tree_vec_extract): Build a NOP_EXPR.
6055 (expand_vec_parallel): Do not care about returning the correct type.
6056 (expand_vector_operations_1): Call expand_vector_operation.
6057 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6058
6059 * tree-complex.c (gate_expand_vector_operations): New.
6060 (pass_lower_vector_ssa): Use it.
6061 * tree-optimize.c (init_tree_optimization_passes): Include
6062 pass_lower_vector_ssa.
6063 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6064 (vectorizable_operation): Use it.
6065 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6066 integer modes for the vector type.
6067
6068 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6069 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6070 Do not cope with UNITS_PER_SIMD_WORD == 0.
6071 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6072 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6073 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6074 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6075 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6076 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6077 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6078
6079 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6080 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6081 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6082
6083 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6084 (UNITS_PER_SIMD_WORD): New.
6085
6086 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6087
6088 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6089 gcc_unreachable as appropriate.
6090 (ia64_expand_load_address, ia64_expand_tls_address,
6091 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6092 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6093 next_scratch_gr_reg, ia64_initial_elimination_offset,
6094 ia64_expand_prologue, ia64_expand_epilogue,
6095 ia64_output_dwarf_dtprel, ia64_print_operand,
6096 ia64_register_move_cost, first_instruction, rws_access_regno,
6097 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6098 ia64_sched_init, ia64_variable_issue,
6099 ia64_first_cycle_multipass_dfs_lookahead_guard,
6100 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6101 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6102 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6103 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6104 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6105 * config/ia64/predicates.md (got_symbolic_operand,
6106 sdata_symbolic_operand): Likewise.
6107 * config/ia64/vect.md (vcondv2sf): Likewise.
6108
6109 2005-04-27 Matt Thomas <matt@3am-software.com>
6110
6111 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6112 CONSTANT_ADDRESS_P in config/vax/vax.h
6113 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6114 (INDEX_REGISTER_P): New.
6115 (BASE_REGISTER_P): New.
6116 (indirectable_constant_address_p): New. Adapted from
6117 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6118 (indirectable_address_p): New. Adapted from
6119 INDIRECTABLE_ADDRESS_P in vax.h.
6120 (nonindexed_address_p): New. Adapted from
6121 GO_IF_NONINDEXED_ADDRESS in vax.h.
6122 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6123 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6124 (legitimate_address_p): New. Adapted from
6125 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6126 (vax_mode_dependent_address_p): New. Adapted from
6127 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6128 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6129 legitimate_constant_address_p.
6130 (CONSTANT_P): Use legitimate_constant_p.
6131 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6132 (INDIRECTABLE_ADDRESS_P): Removed.
6133 (GO_IF_NONINDEXED_ADDRESS): Removed.
6134 (INDEX_TEMP_P): Removed.
6135 (GO_IF_REG_PLUS_INDEX): Removed.
6136 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6137 definitions, depending on whether REG_OK_STRICT is defined.
6138 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6139 Two definitions, depending on whether REG_OK_STRICT is defined.
6140 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6141 added.
6142 (legitimate_constant_p): Prototype added.
6143 (legitimate_address_p): Prototype added.
6144 (vax_mode_dependent_address_p): Prototype added.
6145
6146 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6147
6148 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6149
6150 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6151
6152 PR c/21213
6153 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6154 transparent union.
6155
6156 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6157
6158 PR c/20740
6159 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6160 assertion failures, if __gcc_host_wide_int__ is not properly
6161 defined.
6162 (init_dynamic_diag_info): Give errors, not assertion failures, if
6163 location_t, tree or __gcc_host_wide_int__ are not properly
6164 defined.
6165
6166 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6167
6168 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6169 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6170 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6171 prepare_decl_rtl, free_loop_data,
6172 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6173 VARRAY.
6174
6175 * tree.h (tree_phi_node): Add a comment about the order of PHI
6176 arguments.
6177
6178 2005-04-26 Paul Brook <paul@codesourcery.com>
6179
6180 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6181
6182 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6183
6184 * config/mips.mips.c (mips_legitimize_tls_address): Use
6185 gcc_unreachable.
6186
6187 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6188 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6189 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6190
6191 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6192 'abort'.
6193
6194 2005-04-26 Jeff Law <law@redhat.com>
6195
6196 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6197 (op_iter_init_must_and_may_def): Likewise.
6198 (unmodifiable_var_p): Move to a later point in the file.
6199 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6200 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6201 (dse_record_phis): Directly check for virtual operands rather than
6202 using need_imm_uses_for.
6203 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6204 store has multiple V_{MAY,MUST}_DEF operands.
6205
6206 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6207
6208 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6209 stmt.
6210
6211 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6212
6213 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6214 call to find_edge outside a loop to go through a PHI chain.
6215
6216 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6217
6218 PR tree-optimization/17598
6219 * fold-const.c (fold_binary): Fold comparisons of addresses
6220 of COMPONENT_REFs which reference the same field to
6221 comparisons of the addresses of the base objects.
6222
6223 2005-04-26 Julian Brown <julian@codesourcery.com>
6224
6225 * config/arm/arm.c (arm_return_in_msb): New function.
6226 (arm_must_pass_in_stack): New function.
6227 (TARGET_RETURN_IN_MSB): Define target hook.
6228 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6229 (arm_function_value): Pad small aggregate return.
6230 (arm_pad_arg_upward): New function.
6231 (arm_pad_reg_upward): New function.
6232 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6233 (FUNCTION_ARG_PADDING): Define macro.
6234 (BLOCK_REG_PADDING): Define macro.
6235 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6236 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6237 (arm_pad_reg_upward): Declare function.
6238
6239 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6240
6241 * basic-block.h (ei_cond): New.
6242 (FOR_EACH_EDGE): Call ei_cond.
6243
6244 PR tree-optimization/21047
6245 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6246 (fold): Don't handle ASSERT_EXPR.
6247
6248 2005-04-25 Roger Sayle <roger@eyesopen.com>
6249
6250 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6251 all writes to any stack register as a read/write dependency on
6252 FIRST_STACK_REG.
6253 (sched_analyze_2): Likewise, for reads from any stack register.
6254
6255 2005-04-25 Richard Henderson <rth@redhat.com>
6256
6257 * final.c (output_addr_const): Revert 2005-04-09 change.
6258
6259 2005-04-25 Mike Stump <mrs@apple.com>
6260
6261 * config/darwin.c (darwin_encode_section_info): Always set
6262 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6263
6264 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6265
6266 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6267 gensupport.c, protoize.c, toplev.c: Replace calls to
6268 `unlock_stream' with `unlock_std_streams'.
6269
6270 2005-04-25 Devang Patel <dpatel@apple.com>
6271
6272 * dbxout.c (dbxout_type): Emit attribute vector.
6273
6274 2005-04-05 Paul Brook <paul@codesourcery.com>
6275
6276 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6277 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6278 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6279 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6280 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6281 (register_dtor_fn): Likewise.
6282 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6283
6284 2005-04-25 Ian Lance Taylor <ian@airs.com>
6285
6286 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6287 * c-common.h (EXPR_STMT_EXPR): Don't define.
6288 (c_common_stmt_codes): Don't define.
6289 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6290 * c-gimplify.c (gimplify_expr_stmt): Remove.
6291 (c_gimplify_expr): Remove EXPR_STMT case.
6292 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6293 to INIT_STATEMENT_CODES.
6294 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6295
6296 2005-04-25 Jan Hubicka <jh@suse.cz>
6297
6298 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6299
6300 * except.c: Include diagnostic.h
6301 (dump_eh_tree, verify_eh_tree): New functions.
6302 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6303 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6304 (dump_function_to_file): dump eh tree.
6305 * tree-eh.c (mark_eh_edge): New function.
6306 (mark_eh_edge_found_error): New static variable.
6307 (verify_eh_edges): New function.
6308
6309 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6310
6311 * tree-ssa-alias.c (fieldoff_t): Remove.
6312 (fieldoff_s): typedef the structure itself. Create a vector of
6313 objects.
6314 (push_fields_onto_fieldstack): Return count of fields pushed.
6315 Remove peeling of first field. Adjust.
6316 (fieldoff_compare): Adjust.
6317 (create_overlap_variables_for): Adjust.
6318
6319 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6320
6321 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6322
6323 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6324
6325 PR bootstrap/21215
6326 * doc/install.texi: Document correct assembler and linker to use
6327 on i?86-*-solaris2.10.
6328
6329 2005-04-25 Steven Bosscher <stevenb@suse.de>
6330
6331 Fix PR tree-optimization/21173
6332
6333 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6334 Unshare expression we pass to force_gimple_operand.
6335
6336 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6337 Stephen Clarke <stevec@superh.com>
6338 Roger Sayle <roger@eyesopen.com>
6339
6340 PR rtl-optimization/20413
6341 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6342 VOIDmode for LABEL_REF.
6343 * final.c (shorten_branches): Likewise.
6344 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6345 * loop.c (reg_dead_after_loop): Likewise.
6346 * varasm.c (decode_addr_const): Likewise.
6347 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6348
6349 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6350
6351 * config.gcc (avr-*-*): Remove redundant "case".
6352
6353 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6354
6355 * tree-vect-analyze.c (vect_mark_relevant): Take
6356 VEC(tree,heap) instead of varray_type as an argument.
6357 (vect_mark_stmts_to_be_vectorized): Change the type of
6358 worklist to VEC(tree,heap). Adjust uses of worklist.
6359
6360 2005-04-24 Devang Patel <dpatel@apple.com>
6361
6362 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6363
6364 2005-04-24 Ian Lance Taylor <ian@airs.com>
6365
6366 * c-semantics.c (build_stmt): Remove test of specific tree codes
6367 for TREE_SIDE_EFFECTS handling.
6368
6369 2005-04-24 Per Bothner <per@bothner.com>
6370
6371 * c-opts.c (finish_options): Make the line-number of the <built-in>
6372 location 0, as assumed elsewhere, rather than 1.
6373
6374 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6375
6376 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6377 VEC(tree,heap).
6378 (tree_ssa_uncprop, uncprop_finalize_block,
6379 uncprop_initialize_block): Update uses of equiv_stack.
6380
6381 2005-04-24 Richard Henderson <rth@redhat.com>
6382
6383 PR rtl-opt/21163
6384 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6385 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6386 constm1_rtx.
6387 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6388 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6389 <DIV, MOD>: Likewise.
6390
6391 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6392
6393 * collect2.c (main): Unlock the stdio streams.
6394 * gcc.c (main): Likewise.
6395 * gcov-dump.c (main): Likewise.
6396 * gcov.c (main): Likewise.
6397 * gen-protos.c (main): Likewise.
6398 * gensupport.c (init_md_reader_args_cb): Likewise.
6399 * protoize.c (main): Likewise.
6400 * toplev.c (general_init): Likewise.
6401
6402 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6403
6404 PR middle-end/20991
6405 * cgraph.h (cgraph_local_info): Add vtable_method field.
6406 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6407 and node is vtable_method, finalized and not reachable, don't do
6408 anything.
6409
6410 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6411
6412 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6413 COMPARISON_CLASS_P.
6414 * tree-ssa-pre.c (create_value_expr_from): Use
6415 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6416 * tree-ssa-propagate.c (stmt_makes_single_load,
6417 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6418 * tree-vect-transform.c (vect_is_simple_cond): Use
6419 COMPARISON_CLASS_P.
6420 * tree-vrp.c (extract_range_from_assert,
6421 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6422 COMPARISON_CLASS_P.
6423
6424 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6425 of tpa_to_clear to VEC(int,heap). Update uses of
6426 tpa_to_clear. Free tpa_to_clear at the end.
6427
6428 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6429
6430 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6431 function decl.
6432
6433 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6434
6435 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6436 and gcc_unreachable as appropriate.
6437 (num_insns_constant, output_vec_const_move,
6438 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6439 rs6000_emit_set_const, rs6000_emit_move,
6440 spe_build_register_parallel, function_arg,
6441 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6442 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6443 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6444 rs6000_common_init_builtins, expand_block_clear,
6445 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6446 extract_ME, rs6000_get_some_local_dynamic_name,
6447 rs6000_output_function_entry, print_operand,
6448 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6449 output_cbranch, output_e500_flip_gt_bit,
6450 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6451 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6452 compute_save_world_info, rs6000_stack_info,
6453 rs6000_emit_load_toc_table, rs6000_frame_related,
6454 spe_synthesize_frame_save, rs6000_emit_epilogue,
6455 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6456 output_function_profiler, rs6000_trampoline_size,
6457 rs6000_initialize_trampoline, find_addr_reg,
6458 rs6000_machopic_legitimize_pic_address,
6459 rs6000_initial_elimination_offset,
6460 rs6000_dbx_register_number): Likewise.
6461 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6462 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6463 *movti_power, *movti_string, call, call_value, sibcall,
6464 sibcall_value): Likewise.
6465 * config/rs6000/spe.md (*movdf_e500_double,
6466 *movv2si_internal): Likewise.
6467 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6468 from comment.
6469
6470 2005-04-24 Richard Henderson <rth@redhat.com>
6471
6472 PR target/21101
6473 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6474 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6475 Deny modes smaller than 4 bytes.
6476 * config/i386/i386-protos.h: Update.
6477
6478 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6479
6480 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6481 Switch h8300-*-rtems* to ELF.
6482
6483 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6484
6485 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6486
6487 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6488
6489 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6490
6491 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6492
6493 PR middle-end/21082
6494 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6495
6496 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6497
6498 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6499 definitions of ssa names in condition. Split recusive part to ...
6500 (tree_simplify_using_condition_1): New function.
6501 (expand_simple_operations): New function.
6502
6503 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6504
6505 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6506 (find_interesting_uses_cond): Do not use integer_zerop and
6507 integer_nonzerop to check for integer constants.
6508 (set_use_iv_cost): Record the value field.
6509 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6510 determine_use_iv_cost_outer): Set the value field of the cost pair.
6511 (may_eliminate_iv): Do not return the comparison code.
6512 (iv_elimination_compare): New function.
6513 (determine_use_iv_cost_condition): Set the value field. Record
6514 noneliminable invariants correctly.
6515 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6516
6517 2005-04-23 DJ Delorie <dj@redhat.com>
6518
6519 * diagnostic.c (warning): Accept parameter to classify warning option.
6520 (warning0): New, for when a pointer to an error() like function is needed.
6521 * errors.c (warning): Likewise.
6522 * errors.h (warning, warning0): Adjust prototypes.
6523 * toplev.h (warning, warning0): Likewise.
6524
6525 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6526 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6527 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6528 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6529 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6530 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6531 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6532 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6533
6534 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6535 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6536 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6537 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6538 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6539 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6540 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6541 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6542 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6543 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6544 config/rs6000/aix52.h, config/rs6000/darwin.h,
6545 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6546 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6547 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6548 config/stormy16/stormy16.c, config/v850/v850-c.c,
6549 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6550 callers.
6551
6552 2005-04-23 Richard Henderson <rth@redhat.com>
6553
6554 PR rtl-opt/21102
6555 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6556 performing some integral scalar simplifications.
6557
6558 2005-04-23 Richard Henderson <rth@redhat.com>
6559
6560 PR target/21099
6561 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6562 simplifying CONST_VECTOR.
6563
6564 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6565
6566 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6567 heap as an argument. Update uses of stack.
6568 (calculate_live_on_entry): Allocate stack on heap.
6569
6570 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6571 partition_link and tpa_nodes on heap.
6572
6573 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6574 (mark_stmt_necessary, propagate_necessity,
6575 mark_really_necessary_kill_operand_phis): Update uses of
6576 worklist.
6577 (tree_dce_init): Allocate worklist using VEC_alloc.
6578 (tree_dce_done): Free worklist using VEC_free.
6579
6580 2005-04-23 Mike Stump <mrs@apple.com>
6581
6582 * config/darwin.c (machopic_indirection_name): Don't use
6583 quotes needlessly.
6584 (darwin_emit_unwind_label): Use user_label_prefix instead of
6585 "_".
6586
6587 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6588
6589 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6590
6591 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6592
6593 * config.gcc <cris-*>: Specify .opt files.
6594 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6595 config/cris/linux.opt: New files.
6596 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6597 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6598 (TARGET_ELF): Override to 0.
6599 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6600 -melinux-stacksize=N.
6601 * config/cris/cris.c: (cris_handle_option): New function.
6602 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6603 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6604 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6605 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6606 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6607 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6608 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6609 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6610 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6611 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6612 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6613 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6614 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6615 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6616 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6617 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6618 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6619 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6620 (TARGET_LINUX): Define 0.
6621 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6622 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6623 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6624 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6625 (TARGET_LINUX): Override to 1.
6626 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6627
6628 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6629
6630 * haifa-sched.c (schedule_block): Fix thinko in previous
6631 assertification patch.
6632
6633 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6634
6635 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6636 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6637 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6638 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6639 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6640 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6641 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6642 for hpux11.[1-9]*.
6643 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6644 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6645 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6646 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6647 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6648 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6649 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6650 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6651 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6652 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6653 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6654 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6655 (SUBTARGET_OPTIONS): Delete.
6656 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6657 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6658 instead of a string.
6659 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6660 (pa_cpu_string, pa_unix_string): Delete.
6661 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6662 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6663 TARGET_HPUX_10_10.
6664 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6665 (pa_handle_option): New function.
6666 (override_options): Remove handling of -march=, -mfixed-range=,
6667 -mschedule= and -munix=.
6668 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6669 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6670 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6671 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6672 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6673 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6674 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6675 redefining.
6676 * config/pa/pa.opt: New file.
6677 * config/pa/pa-hpux.opt: New file.
6678 * config/pa/pa-hpux1010.opt: New file.
6679 * config/pa/pa-hpux1111.opt: New file.
6680 * config/pa/pa64-hpux.opt: New file.
6681
6682 2005-04-22 David S. Miller <davem@davemloft.net>
6683
6684 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6685 integer when it's mode is VOIDmode not DImode.
6686
6687 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6688
6689 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6690 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6691 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6692 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6693 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6694 "bne- $-xxx" rather than local labels.
6695 (sync_lock_release<mode>): Add second operand.
6696 (lwsync): Use .long rather than a more meaningful opcode.
6697 * doc/md.texi (Standard Names): Add description of second
6698 parameter to sync_lock_test_and_set.
6699
6700 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6701
6702 PR tree-optimization/21088
6703 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6704 Export.
6705 * tree-vrp.c (compare_values): Use fold_binary to compare
6706 pointers. Use boolean_type_node as the type of a comparison
6707 expression being folded.
6708 * tree.h: Add prototypes for fold_unary, fold_binary,
6709 fold_ternary.
6710
6711 * tree-ssa-dom.c: Fix formatting.
6712
6713 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6714
6715 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6716 * lambda-code.c (perfect_nestify): Mark virtual operands in
6717 the moved statement for renaming.
6718 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6719 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6720 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6721 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6722 * tree-flow.h (struct var_ann_d): Update comments.
6723 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6724 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6725 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6726 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6727 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6728 debug_names_replaced_by): Remove declarations.
6729 (delete_update_ssa, get_current_def, set_current_def): Declare.
6730 (rewrite_into_loop_closed_ssa): Add new argument. Update
6731 all callers.
6732 * tree-into-ssa.c: Include params.h.
6733 (old_virtual_ssa_names): Remove. Update all users.
6734 (need_to_replace_names_p): Remove. Update all users.
6735 (struct update_ssa_stats_d): Declare.
6736 (update_ssa_stats): New local.
6737 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6738 dump_tree_ssa_stats, debug_tree_ssa_stats,
6739 dump_update_ssa, debug_update_ssa,
6740 dump_names_replaced_by, debug_names_replaced_by): Declare.
6741 (get_current_def, set current_def): Make extern.
6742 (is_old_name, is_new_name): Protect against references
6743 past the end of the sets.
6744 (add_new_name_mapping): Assert that OLD and NEW are
6745 different SSA names for the same symbol.
6746 When adding a virtual mapping, update stats for virtual
6747 mapping heuristic.
6748 (insert_phi_nodes_for): If UPDATE_P is true, create the
6749 LHS of the new PHI by duplicating SSA name VAR.
6750 (insert_phi_nodes_1): Remove. Update all users.
6751 (insert_phi_nodes): Remove second argument. Update all
6752 users.
6753 (maybe_replace_use, maybe_replace_def): New.
6754 (rewrite_update_stmt): Call them.
6755 (mark_def_interesting): Remove calls to is_gimple_reg.
6756 (prepare_phi_args_for_update): Remove. Update all users.
6757 (prepare_block_for_update): Only process virtual operands
6758 and GIMPLE registers in normal form.
6759 (prepare_use_sites_for): New.
6760 (prepare_names_to_update): Rename from prepare_def_sites.
6761 Call prepare_use_sites_for.
6762 (dump_update_ssa): Rename from dump_repl_tbl.
6763 Update all users.
6764 Show statistics for virtual mapping heuristic.
6765 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6766 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6767 (delete_update_ssa): Make extern.
6768 (mark_set_for_renaming): If the set is empty, do nothing.
6769 (release_ssa_name_after_update_ssa): Update comment.
6770 (insert_updated_phi_nodes_for): Do not remove existing
6771 PHI nodes for symbols.
6772 (switch_virtuals_to_full_rewrite_p): New.
6773 (switch_virtuals_to_full_rewrite): New.
6774 (update_ssa): Call them.
6775 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6776 for every statement before updating.
6777 If all the names in NEW_SSA_NAMES have been marked for
6778 removal, do nothing.
6779 Only start at the top of the CFG if there are symbols in
6780 SYMS_TO_RENAME.
6781 (ssa_rewrite_finalize_block): Remove.
6782 (ssa_register_new_def): Remove.
6783 (ssa_rewrite_stmt): Remove.
6784 (ssa_rewrite_phi_arguments): Remove.
6785 (ssa_rewrite_initialize_block): Remove.
6786 (ssa_mark_def_sites): Remove.
6787 (ssa_mark_def_sites_initialize_block): Remove.
6788 (ssa_mark_phi_uses): Remove.
6789 (rewrite_ssa_into_ssa): Remove.
6790 * tree-phinodes.c (find_phi_node_for): Remove.
6791 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6792 Call update_ssa.
6793 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6794 Remove calls to verify_dominators and
6795 verify_loop_structure.
6796 (tree_unswitch_single_loop): Call update_ssa.
6797 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6798 returns false.
6799 Call verify_stmts.
6800 (delete_tree_ssa): Assert that need_ssa_update_p returns
6801 false.
6802 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6803 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6804 free_new_names): Remove. Update all users.
6805 (rename_use_op): Call get_current_def.
6806 (rename_variables_in_bb): Do not handle any real or
6807 virtual definition.
6808 (slpeel_update_phis_for_duplicate_loop): Call
6809 get_current_def and set_current_def instead of using
6810 SSA_NAME_AUX.
6811 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6812 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6813 ssa_names_to_replace and delete_update_ssa.
6814 * doc/invoke.texi: Document --param min-virtual-mappings
6815 and --param virtual-mappings-ratio.
6816
6817 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6818
6819 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6820 for newly created PHI nodes.
6821 Call create_new_def_for for every new V_MAY_DEF and
6822 V_MUST_DEF on the copied statement.
6823 (struct ssa_name_map_entry): Remove.
6824 (ssa_name_map_entry_hash): Remove.
6825 (ssa_name_map_entry_eq): Remove.
6826 (allocate_ssa_names): Remove.
6827 (rewrite_to_new_ssa_names_def): Remove.
6828 (rewrite_to_new_ssa_names_use): Remove.
6829 (rewrite_to_new_ssa_names_bb): Remove.
6830 (rewrite_to_new_ssa_names): Remove.
6831 (tree_duplicate_sese_region): Remove variables ver,
6832 definitions, phi, ssa_name_map and bi.
6833 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6834 Call update_ssa.
6835 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6836 update_ssa instead of rewrite_ssa_into_ssa.
6837 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6838 create_new_def_for.
6839 (find_uses_to_rename_use): Add argument 'need_phis'.
6840 (find_uses_to_rename_stmt): Do not scan virtual operands.
6841 (find_uses_to_rename): Only scan PHI nodes for
6842 non-virtual names.
6843 (rewrite_into_loop_closed_ssa): Call update_ssa.
6844 (check_loop_closed_ssa_use): Ignore virtual operands.
6845 (check_loop_closed_ssa_stmt): Likewise.
6846 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6847 NULL.
6848 (rename_variables, set_phi_def_stmts): Remove.
6849 (tree_duplicate_loop_to_header_edge): Reformat comment.
6850 Remove variables BB, I and DEFINITIONS.
6851 Call need_ssa_update_p.
6852 Call update_ssa.
6853 (lv_adjust_loop_header_phi): Reformat comment.
6854 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6855 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6856 mark_for_rewrite, unmark_all_for_rewrite,
6857 marked_ssa_names): Remove. Update all users.
6858 (release_ssa_name): If VAR has been registered for SSA
6859 updating, do nothing.
6860 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6861 (build_assert_expr_for): Call register_new_name_mapping.
6862 (insert_range_assertions): Update call to update_ssa.
6863 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6864 marked_for_rewrite_p, any_marked_for_rewrite_p,
6865 marked_ssa_names): Remove.
6866
6867 2005-04-22 Jeff Law <law@redhat.com>
6868
6869 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6870 (restore_currdefs_to_original_value): Likewise.
6871 (register_definitions_for_stmt): Likewise.
6872 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6873 for each variable. Do not allocate/free block_defs_stack either.
6874 Do not iterate if we just thread jumps. Only iterate if the
6875 tree_cleanup_cfg does useful work (temporary).
6876 (dom_opt_initialize_block): No longer push a marker on
6877 BLOCK_DEFS_STACK.
6878 (dom_opt_finalize_block): Removal call to restore currdefs.
6879 Relax restrictions for recording edge equivalences.
6880 (record_equivalences_from_phis): No longer need to track
6881 CURRENT_DEF.
6882 (optimize_stmt): Similarly.
6883 (thread_across_edge): Simplify by removing the requirement that
6884 statements in the block we are threading through must be nops.
6885 (initialize_hash_element): Handle GOTO_EXPR.
6886
6887 2005-04-22 David S. Miller <davem@davemloft.net>
6888
6889 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6890 CONST_DOUBLE_HIGH.
6891 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6892 fix check on CONST_DOUBLE mode. It should be VOIDmode
6893 when it is representing an integer.
6894
6895 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6896
6897 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6898 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6899 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6900 find_char_info_specifier_index,
6901 find_length_info_modifier_index): Likewise.
6902 * c-typeck.c (composite_type, pop_init_level): Likewise.
6903 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6904 * cse.c (cse_insn): Likewise
6905 * dominance.c (calc_dfs_tree): Likewise
6906 dwarf2out.c (loc_descriptor_from_tree_1,
6907 add_abstract_origin_attribute, force_decl_die,
6908 force_type_die): Likewise
6909 emit-rtl.c (operand_subword_force): Likewise
6910 explow.c (hard_function_value): Likewise
6911 expmed.c (store_bit_field, expand_divmod,
6912 emit_store_flag_force): Likewise
6913 expr.c (emit_move_multi_word, store_expr,
6914 expand_expr_real_1): Likewise
6915 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6916 output_operand): Likewise
6917 flow.c (recompute_reg_usage): Likewise
6918 * function.c (assign_stack_temp_for_type, assign_temp,
6919 handle_epilogue_set): Likewise
6920 * genextract.c (main): Likewise
6921 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6922 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6923 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6924 ready_remove, rm_line_notes, rm_other_notes,
6925 schedule_block): Likewise
6926 mips-tfile.c (copy_object, out_of_bounds): Likewise
6927
6928 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6929
6930 PR target/20813
6931 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6932 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6933 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6934 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6935 TARGET_XL_COMPAT.
6936 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6937
6938 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6939
6940 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6941 (gcc_tree_to_linear_expression): Convert to heap allocated
6942 vectors.
6943 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6944 lbv_to_gcc_expression, lle_to_gcc_expression,
6945 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6946 perfect_nestify): Likewise.
6947 lambda.h (gcc_loopnest_to_lambda_loopnest,
6948 lambda_loopnest_to_gcc_loopnest): Likewise.
6949 tree-loop-linear.c (linear_transform_loops): Likewise.
6950
6951 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6952
6953 * config/sparc/predicates.md (arith_double_operand): Use
6954 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6955 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6956 (DImode, DFmode constant splitters): Likewise. Remove code for
6957 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6958 (logical constant splitters): Use const_int_operand predicate.
6959 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6960 HOST_BITS_PER_WIDE_INT < 64.
6961
6962 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6963
6964 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6965 gcc_unreachable as appropriate.
6966 (force_mode, emit_move_sequence, singlemove_string,
6967 output_move_double, output_fp_move_double, find_addr_reg,
6968 output_block_move, output_block_clear, output_and,
6969 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6970 pa_adjust_cost, pa_issue_rate, print_operand,
6971 output_global_address, output_arg_descriptor, output_cbranch,
6972 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6973 output_call): Likewise.
6974 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6975 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6976
6977 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6978
6979 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6980 _gcov_pow2_profiler and _gcov_one_value_profiler.
6981 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6982 (GTFILES): Add $(srcdir)/tree-profile.c.
6983 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6984 __gcov_one_value_profiler): Declare.
6985 * gimplify.c (force_gimple_operand): Check whether the statements
6986 should be produced in ssa form.
6987 (force_gimple_operand_bsi): New function.
6988 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6989 __gcov_one_value_profiler): New functions.
6990 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6991 the profiled value is a power of two or not.
6992 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6993 * tree-flow.h (in_ssa_p): Declare.
6994 (force_gimple_operand_bsi): Declare.
6995 * tree-into-ssa.c (in_ssa_p): New variable.
6996 (rewrite_into_ssa): Set in_ssa_p.
6997 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6998 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6999 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7000 tree_one_value_profiler_fn): New variables.
7001 (tree_init_edge_profiler): Initialize the profiler function decls.
7002 (tree_gen_edge_profiler): Use global gcov_type_node.
7003 (prepare_instrumented_value): New function.
7004 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7005 tree_gen_one_value_profiler): Call the library functions instead of
7006 creating instrumentation code.
7007 * tree.c (build_fn_decl): New function.
7008 * tree.h (build_fn_decl): Declare.
7009 * value-prof.c (rtl_divmod_values_to_profile,
7010 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7011 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7012 Do not handle may_be_other and precise values of exponents at pow2
7013 profiler.
7014 (tree_mod_subtract_transform): Reflect that value field of
7015 histogram has changed meaning.
7016 (tree_divmod_values_to_profile): Record the values correctly.
7017 (tree_values_to_profile): Update comment.
7018 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7019
7020 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7021
7022 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7023 (decl).
7024
7025 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7026
7027 * config/i386/i386.md (length_immediate): Use gcc_assert or
7028 gcc_unreachable, as appropriate.
7029 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7030 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7031 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7032 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7033 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7034 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7035 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7036 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7037 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7038 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7039 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7040 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7041 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7042 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7043 *prefetch_sse_rex): Likewise.
7044 * config/i386/predicates.md (x86_64_immediate_operand,
7045 x86_64_zext_immediate_operand, symbolic_operand,
7046 no_seg_address_operand, aligned_operand,
7047 memory_displacement_operand): Likewise.
7048 * config/i386/sse.md (*mov<mode>_internal,
7049 *movv2df_internal): Likewise.
7050
7051 2005-04-22 Jan Hubicka <jh@suse.cz>
7052
7053 * Makefile.in (ipa.o, ipa-inline.o): New files.
7054 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7055 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7056 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7057 * cgraphunit.c (cgraph_default_inline_p,
7058 cgraph_decide_inlining_incrementally, ncalls_inlined,
7059 nfunctions_inlined, initial_insns, overall_insns,
7060 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7061 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7062 cgraph_mark_inline, cgraph_check_inline_limits,
7063 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7064 update_callee_keys, lookup_recursive_calls,
7065 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7066 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7067 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7068 pass_ipa_inline): Move to ipa-inline.c
7069 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7070 * ipa.c: New file.
7071 * ipa-inline.c: New file.
7072
7073 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7074
7075 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7076 is turned off by default on Solaris.
7077
7078 2005-04-21 Roger Sayle <roger@eyesopen.com>
7079
7080 * c-common.h (objc_build_method_signature): Update prototype.
7081 * stub-objc.c (objc_build_method_signature): Update the stub
7082 implementation to accept and ignore additional parameter.
7083 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7084 the value of ellipsis to objc_build_method_signature instead
7085 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7086
7087 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7088
7089 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7090 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7091 gen_rtx_* not gen_rtx_fmt_*.
7092 (rs6000_emit_vector_select): Likewise.
7093 (rs6000_emit_sync): New.
7094 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7095 (larx, stcx, cmp): New mode substitutions.
7096 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7097 UNSPEC_ISYNC): New constants.
7098 (rlwinm): Give name.
7099 (memory_barrier, isync, lwsync): New insns.
7100 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7101 (sync_lock_release<mode>): New expander.
7102 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7103 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7104 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7105 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7106 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7107 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7108 (sync_add<mode>_internal, sync_addshort_internal,
7109 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7110 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7111 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7112
7113 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7114 is the memory before, not after, the operation. Clarify
7115 barrier requirements.
7116
7117 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7118
7119 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7120 * lambda.h (lambda_vector_min_nz): Likewise.
7121 * langhooks.h (struct lang_hooks_for_types,
7122 struct lang_hooks): Likewise.
7123 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7124 * tree.h: Likewise.
7125 * vec.h: Likewise.
7126 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7127
7128 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7129 comments to avoid 'abort'. Use gcc_assert as necessary.
7130 * opts.c (common_handle_option): Likewise.
7131 * pretty-print.c (pp_base_format_text): Likewise.
7132 * print-rtl.c (print_rtx): Likewise.
7133 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7134 * regmove.c (try_auto_increment): Likewise.
7135 * reload.c (find_valid_class, find_reloads_toplev,
7136 find_equiv_reg): Likewise.
7137 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7138 merge_assigned_reloads): Likewise.
7139 * tree-inline.c (inline_forbidden_p_1,
7140 estimate_num_insns_1): Likewise.
7141 * tree-optimize.c (execute_todo): Likewise.
7142 * tree-outof-ssa.c (eliminate_phi): Likewise.
7143 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7144 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7145 * tree-ssa-operands.c (parse_ssa_operands,
7146 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7147 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7148 * tree-ssanames.c (release_ssa_name): Likewise.
7149 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7150 walk_tree): Likewise.
7151
7152 * tree-ssa-operands.c (verify_abort): Fold into ..
7153 (verify_imm_links): ... here.
7154
7155 2005-04-21 Richard Henderson <rth@redhat.com>
7156
7157 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7158 on non-memory operand for previous inversion.
7159
7160 2005-04-21 Devang Patel <dpatel@apple.com>
7161
7162 PR optimization/20994
7163 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7164 x = !(a == b) : p , q;.
7165 (pass_if_conversion): Verify stmts and flow.
7166
7167 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7168
7169 * optabs.c (gen_conditional_trap): Restore #define.
7170
7171 * alias.c (true_dependence): Remove 'abort' from comments. Use
7172 gcc_assert and gcc_unreachable as appropriate.
7173 (canon_true_dependence): Likewise.
7174 * bb-reorder.c (connect_traces): Likewise.
7175 * c-common.c (c_add_case_label): Likewise.
7176 * c-decl.c (finish_function): Likewise.
7177 * caller-save.c (insert_restore, insert_save): Likewise.
7178 * cfg.c (update_bb_profile_for_threading): Likewise.
7179 * cfganal.c (flow_active_insn_p): Likewise.
7180 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7181 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7182 cfg_layout_merge_blocks): Likewise.
7183 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7184 find_if_block): Likewise.
7185 * integrate.c (allocate_initial_values): Likewise.
7186 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7187 swap_condition, unsigned_condition, signed_condition,
7188 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7189 reg_or_subregno): Likewise.
7190 * lambda-code.c (lambda_compute_auxillary_space,
7191 lambda_transform_legal_p): Likewise.
7192 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7193 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7194 lhd_incomplete_type_error, lhd_expand_expr,
7195 lhd_types_compatible_p, lhd_tree_size): Likewise.
7196 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7197 * local-alloc.c (update_equiv_regs): Likewise.
7198 * loop-unroll.c (peel_loop_completely
7199 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7200 peel_loop_simple, unroll_loop_stupid,
7201 analyze_iv_to_split_insn): Likewise.
7202 * loop.c (gen_prefetch, find_and_verify_loops,
7203 basic_induction_var): Likewise.
7204 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7205 * value-prof.c (tree_find_values_to_profile): Likewise.
7206 * varasm.c (named_section, default_assemble_integer,
7207 decode_addr_const): Likewise.
7208
7209 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7210 Fariborz Jahanian <fjahanian@apple.com>
7211
7212 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7213 portion of argument passed in fpr.
7214 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7215 decide on partial argument save on stack.
7216
7217 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7218
7219 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7220 comment typos.
7221
7222 2005-04-21 Jan Hubicka <jh@suse.cz>
7223
7224 * cgraphunit.c: Include tree-pass.h
7225 (cgraph_decide_recursive_inlining,
7226 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7227 cgraph_decide_inlining): Dump goes to dump_file.
7228 (cgraph_optimize): Call ipa passes instead of inliner.
7229 (cgraph_gate_inlining, pass_ipa_inline): New.
7230 * tree-optimize.c (all_ipa_passes): New static variable.
7231 (register_one_dump_file): Dead with IPA passes.
7232 (register_dump_files): Likewise.
7233 (init_tree_optimization_passes): Initialize IPA passes.
7234 (execute_todo): Do cgraph dump when asked to, do not dump function body
7235 for IPA pass.
7236 * tree-pass.h (TODO_dump_cgraph): New macro.
7237 (ipa_passes): Declare.
7238 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7239
7240 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7241
7242 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7243 gcc_assert instead of abort.
7244 (classify_argument, examine_argument, construct_container,
7245 contains_128bit_aligned_vector_p, ix86_check_movabs,
7246 standard_80387_constant_opcode, standard_80387_constant_rtx,
7247 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7248 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7249 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7250 legitimize_tls_address, output_pic_addr_const,
7251 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7252 get_some_local_dynamic_name, print_operand, print_operand_address,
7253 output_387_binary_op, emit_i387_cw_initialization,
7254 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7255 ix86_expand_clear, ix86_expand_binary_operator,
7256 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7257 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7258 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7259 ix86_expand_branch, ix86_expand_setcc,
7260 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7261 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7262 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7263 memory_address_length, ix86_attr_length_immediate_default,
7264 ix86_attr_length_address_default, ix86_agi_dependant,
7265 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7266 ix86_expand_binop_builtin, ix86_force_to_memory,
7267 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7268 x86_emit_floatuns): Likewise.
7269 * config/i386/netware.c (gen_regparm_prefix,
7270 i386_nlm_strip_name_encoding): Likewise.
7271 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7272
7273 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7274
7275 * optabs.c (gen_condiational_trap): Remove #define.
7276 (add_equal_note): Assertify. Remove explicit indirection from
7277 call via function pointer.
7278 (expand_ternary_op, expand_simple_binop, expand_binop,
7279 expand_twoval_unop, expand_twoval_binop,
7280 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7281 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7282 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7283 prepare_float_lib_cmp, emit_conditional_move,
7284 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7285 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7286 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7287 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7288
7289 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7290
7291 * vec.h: Update API to separate allocation mechanism from type.
7292 (VEC_safe_grow): New.
7293 * vec.c (calculate_allocation): New.
7294 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7295 (vec_gc_free, vec_heap_free): Remove.
7296 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7297 (VEC): Likewise.
7298 (mangle_macro_name): New.
7299 (struct macro_def): New.
7300 (struct macro): Add multiple argument values.
7301 (macro_expans_end): New.
7302 (push_macro_expansion): Chain on new macro. Process multiple
7303 args, create follow on expansion. Return follow on argument.
7304 (macro_input): Deal with multiple arguments.
7305
7306 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7307 (struct tree_binfo): Adjust.
7308 * basic-block.h: Define VEC(edge,gc).
7309 (struct edge_def): Adjust.
7310 (struct basic_block_def, struct edge_iterator): Likewise.
7311 (ei_container, ei_start_1, ei_last_1): Likewise.
7312 * cfg.c (connect_src, connect_dest): Likewise.
7313 * cfgrtl.c (force_nonfallthru_and_redirect)
7314 * dbxout.c (dbxout_type)
7315 * dwarf2out.c (gen_member_die)
7316 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7317 (gcc_tree_to_linear_expression): Adjust.
7318 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7319 lbv_to_gcc_expression, lle_to_gcc_expression,
7320 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7321 perfect_nestify): Likewise.
7322 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7323 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7324 * profile.c (instrument_values): Adjust.
7325 * tree-cfg.c (modified_noreturn_calls): Adjust.
7326 (remove_fallthru_edge): Likewise.
7327 * tree-dump.c (dequeue_and_dump): Adjust.
7328 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7329 * tree-flow.h (modified_noreturn_calls): Adjust.
7330 (tree_on_heap): Remove. (yay!)
7331 (register_new_def): Adjust.
7332 * tree-into-ssa.c: Define VEC(int,heap).
7333 (block_defs_stack): Adjust.
7334 (find_idf, insert_phi_nodes, register_new_def,
7335 rewrite_initialize_block, rewrite_finalize_block,
7336 register_new_update_single, rewrite_update_init_block,
7337 rewrite_update_fini_block, rewrite_blocks,
7338 ssa_rewrite_finalize_block, ssa_register_new_def,
7339 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7340 * tree-loop-linear.c (linear_transform_loops): Adjust.
7341 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7342 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7343 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7344 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7345 vrp_variables_stack): Adjust declarations.
7346 (tree_ssa_dominator_optimize): Adjust.
7347 (dom_opt_initialize_block, remove_local_expressions_from_table,
7348 restore_nonzero_vars_to_original_value,
7349 restore_vars_to_original_value,
7350 restore_currdefs_to_original_value, dom_opt_finalize_block,
7351 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7352 optimize_stmt, update_rhs_and_lookup_avail_expr,
7353 lookup_avail_expr, record_range): Likewise.
7354 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7355 (compute_antic_aux): Adjust.
7356 (inserted_exprs, create_expression_by_pieces,
7357 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7358 remove_dead_inserted_code, fini_pre): Likewise.
7359 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7360 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7361 ssa_prop_init): Likewise.
7362 * tree-ssa.c: Define VEC(bitmap,heap).
7363 (verify_name_tags): Adjust.
7364 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7365 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7366 tree_divmod_values_to_profile, tree_find_values_to_profile,
7367 value_profile_transformations): Likewise.
7368 * value-prof.h: Define VEC(histogram_value,heap).
7369 * varasm.c: Remove alias_pair pointer typedef, define
7370 VEC(alias_pair,gc).
7371 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7372
7373 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7374 not a pointer to it. Create an object vector.
7375 (extern_symbols): Turn into an object vector.
7376 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7377
7378 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7379
7380 PR/20742
7381 * Makefile.in (tree-chrec.o): Depend on params.h.
7382 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7383 default value 20.
7384 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7385 and fold build with fold_buildN.
7386 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7387 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7388 (tree_contains_chrecs): Compute an estimation of the size of the
7389 given expression.
7390 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7391 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7392 * tree-scalar-evolution.c (simple_iv): Ditto.
7393 * doc/invoke.texi (scev-max-expr-size): Documented.
7394
7395 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7396
7397 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7398 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7399 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7400 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7401 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7402 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7403 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7404 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7405 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7406 (darwin_fix_and_continue_switch): Delete.
7407 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7408 (SUBTARGET_SWITCHES): Delete.
7409 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7410 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7411 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7412 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7413 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7414 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7415 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7416 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7417 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7418 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7419 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7420 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7421 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7422 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7423 (TARGET_64BIT): Undef before redefining.
7424 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7425 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7426 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7427 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7428 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7429 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7430 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7431 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7432 (ix86_debug_arg_string, ix86_debug_addr_string)
7433 (ix86_align_loops_string, ix86_align_jumps_string)
7434 (ix86_align_funcs_string): Delete.
7435 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7436 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7437 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7438 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7439 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7440 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7441 (SUBTARGET_SWITCHES): Delete.
7442 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7443 (ix86_debug_addr_string): Delete.
7444 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7445 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7446 (ix86_align_loops_string, ix86_align_jumps_string)
7447 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7448 (ix86_align_funcs_string): Make static.
7449 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7450 (ix86_handle_option): New function.
7451 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7452 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7453 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7454 of darwin_fix_and_continue_switch.
7455 (darwin_one_byte_bool): Delete.
7456 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7457 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7458 to darwin_one_byte_bool.
7459 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7460 * config/i386/djgpp.opt, config/i386/i386.opt,
7461 * config/i386/sco5.opt: New files.
7462
7463 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7464
7465 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7466 fp_zero_operand, fp_register_operand, intreg_operand,
7467 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7468 call_operand, call_operand_address, tgd_symbolic_operand,
7469 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7470 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7471 sp64_medium_pic_operand, data_segment_operand,
7472 text_segment_operand, splittable_symbolic_memory_operand,
7473 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7474 eq_or_neq, normal_comp_operator, noov_compare_op,
7475 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7476 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7477 const64_operand, const64_high_operand, arith11_operand,
7478 arith10_operand, arith_double_operand, arith_double_4096_operand,
7479 arith_double_add_operand, arith11_double_operand,
7480 arith10_double_operand, small_int, small_int_or_double,
7481 uns_small_int, uns_arith_operand, clobbered_register,
7482 input_operand, compare_operand): Delete.
7483 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7484 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7485 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7486 (GEN_HIGHINT64, GEN_INT64): Delete.
7487 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7488 gen_safe_XOR64): Adjust for above deletion.
7489 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7490 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7491 (legitimate_constant_p): Use const_zero_operand instead.
7492 (sparc_extra_constraint_check): Likewise.
7493 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7494 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7495 (PREDICATE_CODES): Delete.
7496 * config/sparc/sparc.md: Include predicates.md.
7497 (All patterns): Adjust for new predicate names.
7498 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7499 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7500 (movdi): Use general_operand predicate.
7501 (movdi_sp64_dbl): Delete.
7502 (movdi_const64_special): Add 'N' constraint.
7503 (movdicc): Use arith10_operand predicate.
7504 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7505 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7506 (movdi_cc_reg_sp64_trunc): Delete.
7507 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7508 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7509 (subdi3_sp32): Delete.
7510 (subdi3_insn_sp32): Change to define_insn_and_split.
7511 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7512 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7513 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7514 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7515 small_int_operand predicate.
7516 (divdi3, udivdi3): Use arith_operand predicate.
7517 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7518 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7519 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7520 (xordi3_sp64_dbl): Delete.
7521 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7522 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7523 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7524 cmp_ccx_set_not): Use arith_operand predicate.
7525 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7526 * config/sparc/predicates.md: New file.
7527
7528 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7529
7530 PR tree-optimization/14846
7531 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7532 split out from ...
7533 (fold_single_bit_test): ... here.
7534 (fold_binary): Call fold_single_bit_test_into_sign_test
7535 instead of fold_single_bit_test.
7536
7537 2005-04-20 James E Wilson <wilson@specifixinc.com>
7538
7539 PR c++/20805
7540 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7541 is another declaration.
7542
7543 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7544
7545 * config/cris/predicates.md: New file.
7546 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7547 (cris_movem_load_rest_p): Declare.
7548 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7549 (cris_movem_load_rest_p): Ditto. Globalize.
7550 (cris_bdap_operand, cris_bdap_biap_operand,
7551 cris_orthogonal_operator, cris_commutative_orth_op,
7552 cris_operand_extend_operator,
7553 cris_additive_operand_extend_operator, cris_extend_operator,
7554 cris_plus_or_bound_operator, cris_mem_op,
7555 cris_general_operand_or_symbol,
7556 cris_general_operand_or_gotless_symbol,
7557 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7558 cris_load_multiple_op): Remove predicate functions.
7559 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7560 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7561 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7562 * config/cris/cris.md: Include predicates.md.
7563 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7564
7565 2005-04-20 Ian Lance Taylor <ian@airs.com>
7566
7567 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7568 * c-common.h (STMT_EXPR_STMT): Don't define.
7569 (STMT_EXPR_NO_SCOPE): Don't define.
7570 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7571 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7572 (pp_c_expression): Likewise.
7573
7574 2005-04-20 Richard Henderson <rth@redhat.com>
7575
7576 PR target/21100
7577 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7578
7579 2005-04-20 Jeff Law <law@redhat.com>
7580
7581 * reload1.c (reload): Ignore equivalences between pseudos and
7582 read only memory.
7583
7584 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7585
7586 PR c/12913
7587 * c-tree.h (struct c_label_list): Update comment.
7588 (struct c_label_context): Rename to struct c_label_context_se.
7589 (label_context_stack): Rename to label_context_stack_se.
7590 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7591 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7592 c_end_vm_scope): New.
7593 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7594 * c-decl.c (pop_scope): Call c_end_vm_scope.
7595 (pushdecl): Call c_begin_vm_scope for variably modified
7596 declarations.
7597 (define_label): Check for jumping into scope of identifier with
7598 variably modified type. Push label on stack for those defined at
7599 current context of identifiers with variably modified type.
7600 (start_function): Create stack level for context of identifiers
7601 with variably modified type.
7602 (finish_function): Pop stack level for context of identifiers with
7603 variably modified type.
7604 * c-typeck.c (label_context_stack): Rename to
7605 label_context_stack_se.
7606 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7607 (c_finish_goto_label): Check for jumping into scope of identifier
7608 with variably modified type. Push label on stack for those jumped
7609 to from current context of identifiers with variably modified
7610 type.
7611 (struct c_switch): Add blocked_vm.
7612 (c_start_case): Initialize blocked_vm.
7613 (do_case): Check blocked_vm.
7614 (c_finish_case): Add comment.
7615 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7616 variable label_context_stack.
7617
7618 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7619
7620 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7621 conditional_replacement, value_replacement, abs_replacement,
7622 minmax_replacement.
7623 (replace_phi_edge_with_variable): Remove argument BB.
7624 (conditional_replacement, value_replacement,
7625 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7626 Update a call to replace_phi_edge_with_variable.
7627
7628 * tree-ssa-phiopt.c: Fix comments.
7629
7630 2005-04-20 Michael Matz <matz@suse.de>
7631
7632 PR20973
7633 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7634 pseudos.
7635
7636 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7637
7638 * tree-ssa-phiopt.c: Fix comment typos.
7639
7640 PR tree-optimization/21116
7641 * tree-ssa-phiopt.c: Fix a typo.
7642
7643 2005-04-19 Richard Henderson <rth@redhat.com>
7644
7645 * builtins.c (expand_builtin_sync_operation): Revert last change.
7646 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7647 not vs new value.
7648 (expand_compare_and_swap_loop): Likewise.
7649 (expand_sync_operation): Remove fallback from NAND to AND; invert
7650 memory operand when expanding from cmpxchg.
7651 (expand_sync_fetch_operation): Likewise.
7652 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7653 compare-and-swap.
7654
7655 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7656 when implementing NAND. Fix double-add for AFTER.
7657 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7658 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7659 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7660 memory value.
7661 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7662 memory barrier.
7663
7664 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7665 to return old memory value.
7666 (sync_compare_and_swap_cc<IMODE>): Likewise.
7667
7668 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7669 return pre-reload. Don't consider output or anti dependencies.
7670 * config/ia64/sync.md (IMODE): New.
7671 (modesuffix): Add QI and HI.
7672 (memory_barrier): Simplify expansion.
7673 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7674 (cmpxchg_acq_<IMODE>): Likewise.
7675 (sync_lock_test_and_set<IMODE>): Likewise.
7676 (sync_lock_release<IMODE>): Likewise.
7677
7678 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7679
7680 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7681 ~X or ~Y simplify.
7682
7683 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7684
7685 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7686
7687 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7688 Joseph S. Myers <joseph@codesourcery.com>
7689
7690 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7691 * c-typeck.c (build_c_cast): Check these options.
7692 * doc/invoke.texi: Document these options.
7693
7694 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7695
7696 * tree-ssa-phiopt.c: Update a comment about the pass.
7697
7698 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7699
7700 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7701 config/mcore/mcore.c: Fix comment typos.
7702
7703 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7704
7705 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7706 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7707
7708 2005-04-19 Paul Brook <paul@codesourcery.com>
7709
7710 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7711
7712 2005-04-19 Andrew Haley <aph@redhat.com>
7713
7714 PR java/21022
7715 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7716 looking at a field's bitpos.
7717
7718 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7719
7720 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7721 libiberty functions.
7722
7723 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7724
7725 PR tree-optimization/21096
7726 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7727
7728 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7729
7730 PR target/21098
7731 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7732 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7733
7734 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7735
7736 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7737 refers to the function being dumped.
7738
7739 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7740
7741 * varasm.c (assemble_start_function): Remove reset of in_section.
7742
7743 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7744
7745 PR tree-optimization/21085
7746 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7747 overflowed.
7748
7749 2005-04-19 Ben Elliston <bje@au.ibm.com>
7750
7751 * doc/invoke.texi (Optimize Options): Refer to the correct
7752 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7753
7754 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7755
7756 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7757 alloca argument to be big enough.
7758
7759 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7760
7761 PR middle-end/21049
7762 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7763 cfun->cfg are NULL.
7764
7765 2005-04-18 Tom Tromey <tromey@redhat.com>
7766
7767 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7768 typo.
7769
7770 2005-04-18 Richard Henderson <rth@redhat.com>
7771
7772 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7773 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7774 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7775 * config/alpha/alpha-protos.h: Update.
7776 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7777 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7778 (attr type): Add ld_l, st_c, mb.
7779 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7780 iornotsi3, xorsi_internal, xornotsi3): New.
7781 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7782 (ev4_ist_c, ev4_mb): New.
7783 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7784 (ev5_ld_l): New.
7785 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7786 (ev6_ist): Add st_c.
7787 (ev6_mb): New.
7788 * config/alpha/sync.md: New file.
7789
7790 2005-04-18 Richard Henderson <rth@redhat.com>
7791
7792 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7793 for constants.
7794
7795 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7796
7797 2005-04-18 Devang Patel <dpatel@apple.com>
7798
7799 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7800
7801 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7802
7803 PR tree-optimization/20922
7804 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7805 Fold X + c >= X and fold X - c <= X to true.
7806
7807 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7808
7809 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7810 unsigned int.
7811 (emergency_labeled_state_free): Likewise.
7812
7813 2005-04-18 Nick Clifton <nickc@redhat.com>
7814
7815 * config/h8300/h8300.md (jump): Remove prescan parameter from
7816 calls to final_scan_insn.
7817
7818 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7819 parameter from calls to final_scan_insn.
7820
7821 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7822 specific options.
7823 (v850e, v850e1): Use the v850.opt file for target specific
7824 options.
7825
7826 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7827
7828 PR tree-optimization/21001
7829 * tree-optimize.c (init_tree_optimization_passes): Move the
7830 first pass_forwprop immediately before pass_vrp.
7831
7832 2005-04-17 Ian Lance Taylor <ian@airs.com>
7833
7834 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7835 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7836 from enum tree_code op to bool is_sizeof.
7837 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7838 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7839 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7840 case.
7841 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7842 cases.
7843 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7844 ALIGNOF_EXPR cases.
7845
7846 2005-04-17 Ian Lance Taylor <ian@airs.com>
7847
7848 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7849
7850 2005-04-17 Richard Henderson <rth@redhat.com>
7851
7852 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7853 TARGET_ABI_OSF.
7854 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7855 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7856 of indirection through ssa names while looking for the gpr counter
7857 field.
7858 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7859 saved va_list_gpr_size and va_list_fpr_size.
7860
7861 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7862
7863 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7864 both pointers or both integers.
7865
7866 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7867 ASSERT_EXPRs for single-use variable.
7868
7869 * tree-into-ssa.c: Fix a comment typo.
7870
7871 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7872
7873 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7874 -mipsN before forcing a default of -mips2.
7875
7876 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7877
7878 * predict.h (IS_TAKEN): Remove.
7879 * rtl.h (NOTE_PREDICTION): Likewise.
7880
7881 * modulo-sched.c (CFG_HOOKS): Remove.
7882
7883 * c-parser.c (N_C_TTYPES): Remove.
7884
7885 * tree-flow-inline.h (get_stmt_operands): Remove.
7886 * lambda-code.c, tree-ssa-loop-unswitch.c,
7887 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7888 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7889 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7890 calls to get_stmt_operands.
7891 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7892
7893 2005-04-17 Richard Henderson <rth@redhat.com>
7894
7895 PR target/20375
7896 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7897 of CUMULATIVE_ARGS past the last named argument.
7898 (alpha_va_start): Expect pretend_args_size only if strictly less than
7899 6 named arguments.
7900
7901 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7902
7903 PR middle-end/21024
7904 * builtins.c (expand_builtin_strcat): Convert the result of
7905 strlen to the right type.
7906 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7907 avoid creating type mismatches.
7908 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7909 type mismatches.
7910
7911 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7912
7913 2005-04-16 Richard Henderson <rth@redhat.com>
7914
7915 PR target/21051
7916 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7917 Use the mode of boolean_type_node when the user doesn't provide one.
7918 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7919
7920 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7921
7922 PR target/20126
7923 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7924 (const)).
7925
7926 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7927 comment.
7928
7929 2005-04-16 Roger Sayle <roger@eyesopen.com>
7930 Steven Bosscher <stevenb@suse.de>
7931
7932 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7933 (fold_unary_to_constant): Likewise.
7934
7935 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7936
7937 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7938 PROP_ASM_SCAN.
7939
7940 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7941
7942 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7943 names related to target triplets.
7944 Remove i?86-*-esix from platform directory.
7945 Remove powerpc-*-eabiaix from platform directory.
7946
7947 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7948
7949 PR middle-end/20491
7950 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7951 falling through from SUBREG case to REG.
7952
7953 2005-04-15 Roger Sayle <roger@eyesopen.com>
7954
7955 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7956 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7957 (fold_binary_to_constant): Simplify using fold_binary.
7958 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7959
7960 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7961
7962 * gthr-posix.c (pthread_cancel): Define.
7963 (pthread_mutexattr_init): Likewise.
7964 (pthread_mutexattr_settype): Likewise.
7965 (pthread_mutexattr_destroy): Likewise.
7966
7967 2005-04-15 David S. Miller <davem@davemloft.net>
7968
7969 PR target/20673
7970 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7971
7972 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7973
7974 PR tree-optimization/21031
7975 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7976 (forward_propagate_into_cond_1): Call it. Forward propagate
7977 integer-integer casts into COND_EXPRs.
7978
7979 2005-04-15 Dave Korn <dave.korn@artimi.com>
7980
7981 * gcc.c (default_compilers): Clarify obscure error message when
7982 reading from standard input.
7983
7984 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7985
7986 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7987 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7988
7989 * tree-ssa-alias.c (init_alias_info): Remove a call to
7990 get_stmt_operands.
7991
7992 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7993
7994 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7995 of non-virtual PHI nodes like we use to.
7996
7997 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7998
7999 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8000 (attr_copy_rtx): Do not use it.
8001
8002 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8003
8004 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8005
8006 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8007
8008 * tree-vect-transform.c (vectorizable_store): Mark necessary
8009 objects in the vectorized store needing renaming. Update the
8010 SSA graph for V_MAY_DEF operands in the original store.
8011
8012 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8013
8014 * tree-ssa-pre.c (compute_avail): It's okay to have
8015 TREE_INVARIANT's here, and value number the resulting expressions.
8016 (create_expression_by_pieces): Make sure operands that were
8017 min_invariant when we started, stay that way.
8018
8019 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8020
8021 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8022
8023 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8024
8025 PR tree-optimization/20936.
8026 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8027
8028 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8029
8030 * doc/invoke.texi: Fix typos.
8031 * doc/md.texi: Likewise.
8032 * doc/rtl.texi: Likewise.
8033 * doc/sourcebuild.texi: Likewise.
8034 * doc/tm.texi: Likewise.
8035
8036 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8037
8038 PR tree-optimization/21004
8039 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8040 and floorl in c99 mode only.
8041 * builtins.c (expand_builtin_int_roundingfn): Assert that
8042 fallback_fndecl is not NULL_TREE.
8043
8044 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8045
8046 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8047 * basic-block.h: Update the prototype for
8048 purge_all_dead_edges.
8049 * cfgexpand.c (tree_expand_cfg): Update a call to
8050 purge_all_dead_edges.
8051 * combine.c (combine_instructions): Likewise.
8052 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8053 rest_of_handle_cse2, rest_of_handle_gcse,
8054 rest_of_handle_postreload): likewise.
8055
8056 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8057
8058 PR middle-end/20739
8059 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8060 e.g. cv-qualification conversions.
8061
8062 2005-04-14 Mike Stump <mrs@apple.com>
8063
8064 * config/darwin-c.c (framework_construct_pathname): We must
8065 find all headers of a framework in the first instance of it
8066 found in the seach path.
8067
8068 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8069
8070 PR tree-optimization/21021
8071 * tree-vrp.c (compare_values): Work around a bug in the front
8072 end that produces a comparison of mismatched types.
8073
8074 2004-04-14 Richard Henderson <rth@redhat.com>
8075
8076 * config/ia64/ia64.h (enum fetchop_code): Remove.
8077 (enum ia64_builtins): Move ...
8078 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8079 members except BSP and FLUSHRS.
8080 (ia64_init_builtins): Remove __sync builtins.
8081 (ia64_expand_builtin): Likewise.
8082 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8083 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8084 (ia64_expand_lock_release): Remove.
8085 * config/ia64/ia64.md (mf): Move to sync.md.
8086 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8087 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8088 * config/ia64/sync.md: New file.
8089 (memory_barrier): Rename from mf.
8090 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8091 (cmpxchg_acq_<I48MODE>): Likewise.
8092 (sync_lock_test_and_set<I48MODE>): Likewise.
8093
8094 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8095 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8096
8097 2004-04-14 Richard Henderson <rth@redhat.com>
8098
8099 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8100 (ix86_compare_emitted): New.
8101 (ix86_expand_compare): Use ix86_compare_emitted if set.
8102 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8103 and ix86_compare_op0 are set.
8104 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8105 (TARGET_CMPXCHG, TARGET_XADD): New.
8106 (ix86_compare_emitted): Declare.
8107 * config/i386/i386.md: Include sync.md
8108 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8109 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8110 * config/i386/sync.md: New file.
8111
8112 2004-04-14 Richard Henderson <rth@redhat.com>
8113
8114 PR middle-end/14311
8115 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8116 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8117 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8118 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8119 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8120 BT_FN_I8_VPTR_I8_I8): New.
8121 * builtins.def (DEF_SYNC_BUILTIN): New.
8122 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8123 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8124 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8125 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8126 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8127 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8128 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8129 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8130 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8131 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8132 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8133 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8134 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8135 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8136 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8137 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8138 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8139 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8140 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8141 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8142 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8143 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8144 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8145 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8146 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8147 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8148 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8149 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8150 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8151 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8152 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8153 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8154 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8155 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8156 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8157 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8158 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8159 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8160 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8161 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8162 BUILT_IN_SYNCHRONIZE: New.
8163 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8164 as a function. Accept __sync_ as a prefix as well.
8165 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8166 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8167 expand_builtin_lock_release): New.
8168 (expand_builtin): Call them.
8169 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8170 neither BOTH_P nor FALLBACK_P are defined.
8171 (builtin_type_for_size): New.
8172 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8173 (resolve_overloaded_builtin): New.
8174 * c-common.h (resolve_overloaded_builtin): Declare.
8175 (builtin_type_for_size): Declare.
8176 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8177 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8178 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8179 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8180 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8181 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8182 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8183 sync_compare_and_swap_cc, sync_lock_test_and_set,
8184 sync_lock_release): New.
8185 * optabs.h: Declare them.
8186 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8187 expand_sync_operation, expand_sync_fetch_operation,
8188 expand_sync_lock_test_and_set): Declare.
8189 * genopinit.c (optabs): Add sync optabs.
8190 * optabs.c (init_optabs): Initialize sync optabs.
8191 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8192 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8193 expand_sync_operation, expand_sync_fetch_operation,
8194 expand_sync_lock_test_and_set): New.
8195 * doc/extend.texi (Atomic Builtins): New section
8196 * doc/md.texi (Standard Names): Add sync patterns.
8197
8198 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8199
8200 * tree-eh.c (lower_try_finally_copy): Generate new code in
8201 response to goto_queue entries as if the queue was sorted by
8202 index, not pointers.
8203 (lower_try_finally_switch): Likewise.
8204
8205 2005-04-14 Richard Henderson <rth@redhat.com>
8206
8207 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8208 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8209 register.
8210 (ix86_expand_fp_movcc): Update to match.
8211 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8212 * config/i386/i386-protos.h: Update.
8213 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8214 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8215
8216 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8217
8218 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8219 refer to 4.0.
8220
8221 2005-04-14 Julian Brown <julian@codesourcery.com>
8222
8223 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8224 link failures on ppc64 Linux.
8225
8226 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8227
8228 * config.gcc: Set cpu_type for s390.
8229
8230 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8231
8232 Fix PR tree-optimization/20963
8233 * tree-ssa-pre.c (compute_avail): Remove special case for
8234 TREE_INVARIANT.
8235 (create_expression_by_pieces): Add value numbers for forced out
8236 statements.
8237
8238 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8239
8240 * config/cris/cris.md: Replace references to (reg:SI 16) with
8241 (reg:SI CRIS_SRP_REGNUM).
8242
8243 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8244
8245 PR tree-optimization/20657
8246 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8247 create an appropriate range from it.
8248
8249 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8250
8251 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8252 <UNSPEC_FIST_CEIL> case.
8253
8254 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8255 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8256 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8257 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8258 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8259 (lfloor<mode>2): New expanders.
8260 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8261 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8262 to implement lceil and llceil built-ins as x87 intrinsic function.
8263 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8264 (lceil<mode>2): New expanders.
8265
8266 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8267
8268 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8269 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8270
8271 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8272
8273 PR target/20927
8274 * config/s390/s390-modes.def: Define TFmode.
8275
8276 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8277
8278 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8279 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8280 * config/mips/mips.c (mips16_insn_length): Remove reference to
8281 JUMP_TABLES_IN_TEXT_SECTION.
8282
8283 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8284
8285 * simplify-rtx.c (simplify_binary_operation_1): Return
8286 scalar or vector of constant 0, depending on the xor's
8287 mode.
8288
8289 2005-04-13 Dale Johannesen <dalej@apple.com>
8290
8291 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8292 (objc-act.o): Ditto.
8293 * objc/objc-act.c (objc_gimplify_expr): New.
8294 (objc_get_callee_fndecl): New.
8295 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8296 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8297 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8298
8299 2005-04-13 Devang Patel <dpatel@apple.com>
8300
8301 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8302 temp variables.
8303
8304 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8305
8306 CRIS prologue as RTL.
8307 * config/cris/cris-protos.h (cris_emit_movem_store)
8308 (cris_expand_prologue): Prototype.
8309 * config/cris/cris.c (struct machine_function): New member
8310 stdarg_regs.
8311 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8312 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8313 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8314 (cris_load_multiple_op, cris_return_address_on_stack)
8315 (cris_return_address_on_stack_for_return): ISO-Cify.
8316 (cris_store_multiple_op): New predicate function.
8317 (cris_expand_prologue, cris_emit_movem_store): New functions.
8318 (cris_print_operand) <case 'O'>: Handle modifications other than
8319 post-increment.
8320 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8321 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8322 (cris_gen_movem_load): Rearrange slightly to make local variable
8323 src a parameter, removing osrc.
8324 (cris_setup_incoming_varargs): Set machine_function member
8325 stdarg_regs to correspond to the number of registers that need to
8326 be saved.
8327 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8328 CRIS_UNSPEC_GOT.
8329 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8330 cris_general_operand_or_gotless_symbol accept UNSPEC.
8331 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8332 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8333 ("*cris_store_multiple"): New pattern. Tweak common comment above
8334 this and "*cris_load_multiple".
8335 ("prologue"): New define_expand.
8336
8337 * config/cris/cris.md ("epilogue"): Conditionalize on
8338 TARGET_PROLOGUE_EPILOGUE.
8339
8340 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8341
8342 PR target/20924
8343 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8344 fpsr 0 instead of fpsr 1.
8345 (divsf3_internal_thr): Ditto.
8346 (divdf3_internal_lat): Ditto.
8347 (divdf3_internal_thr): Ditto.
8348 (divxf3_internal_lat): Ditto.
8349 (divxf3_internal_thr): Ditto.
8350
8351 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8352
8353 PR tree-optimization/20913
8354 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8355
8356 PR tree-optimization/20702
8357 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8358 dominator children that haven't been walked into.
8359
8360 2005-04-13 Julian Brown <julian@codesourcery.com>
8361
8362 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8363 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8364 is true.
8365
8366 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8367
8368 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8369 config/i386/sse.md: Fix comment typos.
8370
8371 * genattrtab.c (NULL_ATTR): Remove.
8372 * ifcvt.c (NULL_EDGE): Likewise.
8373
8374 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8375
8376 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8377 NOTE_PREDICT): Remove.
8378
8379 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8380
8381 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8382 * configure: Regenerate.
8383 * config.in: Likewise.
8384 * system.h: Declare vsnprintf if not already declared.
8385
8386 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8387
8388 * optc-gen.awk: Handle stand-alone Mask records.
8389 * opth-gen.awk: Likewise.
8390 * doc/options.texi (Option file format): Document them.
8391 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8392 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8393 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8394 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8395 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8396 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8397 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8398 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8399 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8400 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8401 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8402 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8403 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8404 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8405 TARGET_LONG_DOUBLE_128): Likewise.
8406 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8407 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8408 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8409 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8410 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8411 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8412 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8413 * config/sparc/sparc.c (fpu_option_set): New global.
8414 (sparc_handle_option): New function.
8415 (sparc_override_options): Test fpu_option_set.
8416 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8417 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8418 * config/sparc/sparc.opt: New file.
8419 * config/sparc/little-endian.opt: Likewise.
8420 * config/sparc/long-double-switch.opt: Likewise.
8421
8422 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8423
8424 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8425 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8426 * config/bfin/bfin.opt (mshared-library-id=): Lose
8427 Var(bfin_lib_id_given).
8428
8429 2005-04-13 Matt Thomas <matt@3am-software.com>
8430
8431 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8432 defining.
8433
8434 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8435
8436 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8437
8438 * cgraphunit.c (INSNS_PER_CALL): Remove.
8439
8440 * tree-ssa-forwprop.c (vars,
8441 record_single_argument_cond_exprs,
8442 substitute_single_use_vars): Remove.
8443 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8444 New.
8445 (tree_ssa_forward_propagate_single_use_vars): Call
8446 forward_propagate_into_cond for each COND_EXPR.
8447
8448 * tree-inline.c (INSNS_PER_STMT): Remove.
8449
8450 2005-04-12 Richard Henderson <rth@redhat.com>
8451
8452 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8453 (ix86_expand_sse_fp_minmax): ... from ...
8454 (ix86_expand_fp_movcc): ... here.
8455 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8456 * config/i386/i386-protos.h: Update.
8457 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8458 (sse_setccsf, sse_setccdf): Allow before reload.
8459 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8460 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8461 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8462 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8463 (anddf3, nanddf3, iordf3, xordf3): New.
8464
8465 2005-04-12 Jeff Law <law@redhat.com>
8466
8467 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8468 (tree-ssa-uncprop.o): Add dependencies.
8469 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8470 * tree-flow.h (remove_useless_stmts): Remove prototype.
8471 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8472 remove_useless_stmts.
8473 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8474 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8475 * tree-pass.h (pass_uncprop): Declare.
8476 * tree-ssa-uncprop.c: New file.
8477
8478 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8479
8480 PR target/20670
8481 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8482
8483 2005-04-12 Caroline Tice <ctice@apple.com>
8484
8485 Temporary fix for partitioning problems.
8486 * passes.c (rest_of_handle_final): Remove code that
8487 frees unlikely_text_section_name,
8488 * varasm.c (assemble_start_function): Test for partitioning
8489 flag before writing out section labels.
8490 (assemble_end_function): Test for partitioning flag before
8491 writing out section labels.
8492
8493 2005-04-12 Steven Bosscher <stevenb@suse.de>
8494 Stuart Hastings <stuart@apple.com>
8495 Jan Hubicka <jh@suse.cz>
8496
8497 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8498 references to gt-tree-cfg.h.
8499 * basic-block.h (struct basic_block_def): Don't skip rbi
8500 for garbage collection.
8501 (struct reorder_block_def): Make GTY-able.
8502 (struct control_flow_graph): New structure.
8503 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8504 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8505 but instead defines to the control_flow_graph for cfun.
8506 (label_to_block_map): New define, points to the label map of
8507 the control_flow_graph for cfun.
8508 (n_edges_for_function, n_basic_blocks_for_function,
8509 last_basic_block_for_function, basic_block_info_for_function,
8510 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8511 basic_block_info_for_function, label_to_block_map_for_function):
8512 Counterparts for the above, taking a struct function as an extra
8513 argument.
8514 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8515 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8516 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8517 (alloc_rbi_pool, free_rbi_pool): Remove.
8518 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8519 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8520 here...
8521 (cfg_layout_finalize) ... and don't free it here.
8522 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8523 garbage collected.
8524 * flow.c (free_basic_block_vars): Set label_to_block_map and
8525 n_edges to zero too.
8526 * function.h (struct function): Add cfg field.
8527 * function.c (allocate_struct_function): Allocate the cfg.
8528 * tree-cfg.c (label_to_block_map): Remove.
8529 (build_tree_cfg): Don't allocate the rbi pool here...
8530 (delete_tree_cfg_annotations): ...and don't free it here.
8531 Also don't nullify label_to_block_map for cfun.
8532
8533 2005-04-12 Caroline Tice <ctice@apple.com>
8534
8535 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8536 Revert my patch from April 9.
8537 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8538 (reorder_basic_blocks): Revert my patch from April 9.
8539 (insert_section_boundary_note): Revert my patch from April 9.
8540 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8541 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8542 (COLD_END_LABEL): Revert my patch from April 9.
8543 (cold_text_section_label): Revert my patch from April 9.
8544 (cold_end_label): Revert my patch from April 9.
8545 (dwarf2out_switch_text_section): Revert my patch from April 9.
8546 (output_aranges): Revert my patch from April 9.
8547 (output_ranges): Revert my patch from April 9.
8548 (output_line_info): Revert my patch from April 9.
8549 (add_location_or_const_value_attribute): Revert my patch from April 9.
8550 (dwarf2out_var_location): Revert my patch from April 9.
8551 (dwarf2out_init): Revert my patch from April 9.
8552 (dwarf2out_finish): Revert my patch from April 9.
8553 * function.h (struct function): Revert my patch from April 9.
8554 * opts.c (decode_options): Revert my patch from April 9.
8555 * output.h (unlikely_section_label, hot_section_label,
8556 hot_section_end_label, cold_section_end_label,
8557 unlikely_text_section_name): Revert my patch from April 9.
8558 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8559 * varasm.c (unlikely_section_label, hot_section_label,
8560 hot_section_end_label, cold_section_end_label,
8561 unlikely_text_section_name): Revert my patch from April 9.
8562 (initialize_cold_section_name): Revert my patch from April 9.
8563 (unlikely_text_section): Revert my patch from April 9.
8564 (in_unlikely_text_section): Revert my patch from April 9.
8565 (named_section): Revert my patch from April 9.
8566 (function_section): Revert my patch from April 9.
8567 (current_function_section): Revert my patch from April 9.
8568 (assemble_start_function): Revert my patch from April 9.
8569 (assemble_end_function): Revert my patch from April 9.
8570 (default_section_type_flags_1): Revert my patch from April 9.
8571
8572 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8573
8574 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8575 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8576
8577 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8578
8579 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8580
8581 PR middle-end/20917
8582 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8583 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8584
8585 2004-04-12 Richard Henderson <rth@redhat.com>
8586
8587 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8588 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8589 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8590 (UNSPEC_*, UNSPECV_*): Renumber.
8591
8592 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8593
8594 PR mudflap/19266
8595 From Richard Henderson <rth@redhat.com>:
8596 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8597 splitting logic.
8598
8599 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8600
8601 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8602
8603 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8604
8605 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8606 (bfin_library_id): New variable.
8607 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8608 instead of bfin_library_id_string.
8609 (bfin_handle_option): New function.
8610 (override_options): Remove most code to deal with shared library IDs,
8611 just check they aren't used without -mid-shared-library.
8612 (TARGET_HANDLE_OPTION): Define.
8613 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8614 * config/bfin/bfin.opt (mshared-library-id=): New.
8615
8616 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8617
8618 * tree-vect-transform.c: Fix comment typos.
8619
8620 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8621
8622 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8623 split critical edges when not possible/profitable.
8624
8625 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8626
8627 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8628 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8629 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8630 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8631 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8632 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8633 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8634 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8635 MASK_NO_BITFIELD.
8636 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8637 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8638 * config/ns32k/ns32k.opt: New file.
8639
8640 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8641
8642 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8643 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8644 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8645 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8646 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8647 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8648 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8649 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8650 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8651 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8652 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8653 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8654 (MASK_COLDFIRE): Formatting fixes.
8655 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8656 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8657 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8658 "_current_shared_library_a5_offset_".
8659 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8660 (MASK_ALL_CPU_BITS): New macro.
8661 (m68k_handle_option): New function.
8662 (override_options): Remove handling of m68k_library_id_string.
8663 * config/m68k/m68k.opt: New file.
8664 * config/m68k/ieee.opt: New file.
8665
8666 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8667
8668 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8669 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8670 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8671 (TARGET_CXX): Adjust accordingly.
8672 * target.h (struct gcc_target): Remove epxort_class_data. Add
8673 determine_class_data_visibility and class_data_always_comdat.
8674 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8675 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8676 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8677 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8678 (arm_cxx_determine_class_data_visibility): New.
8679 (arm_cxx_class_data_always_comdat): Likewise.
8680 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8681 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8682 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8683 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8684 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8685 Define.
8686
8687 2005-04-11 Devang Patel <dpatel@apple.com>
8688
8689 * tree-data-ref.c (build_classic_dist_vector,
8690 compute_subscript_distance): Make externally visible.
8691 * tree-data-ref.h (build_classic_dist_vector,
8692 compute_subscript_distance): Same.
8693 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8694 Check distance vector against vectorization factor.
8695 (vect_analyze_loop): Determine vectorizaion factor before
8696 analyzing data dependences.
8697 * tree-vectorizer.c (loops_num): Make it externally visible and
8698 rename ...
8699 * tree-vectorizer.c (vect_loops_num): ... new name.
8700 * tree-vectorizer.h (vect_loops_num): New.
8701
8702 2005-04-11 Devang Patel <dpatel@apple.com>
8703
8704 * tree-vect-analyze.c (vect_analyze_operations): Check
8705 vectorizable codition.
8706 * tree-vect-transform.c (vect_is_simple_cond): New function.
8707 (vectorizable_condition): New function.
8708 (vect_transform_stmt): Handle condition_vec_info_type.
8709 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8710 condition_vec_info_type.
8711 (vectorizable_condition): New.
8712
8713 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8714
8715 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8716 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8717 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8718
8719 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8720 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8721
8722 * dwarf2out.c (output_line_info): Don't try to dereference
8723 a NULL current_function_decl.
8724
8725 * config/t-slibgcc-darwin: Don't put shared libraries in
8726 directories other than $(slibdir).
8727 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8728 OS uses for it.
8729
8730 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8731
8732 PR tree-optimization/20933
8733 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8734 logic to reject aliases between read-only and writable
8735 variables ...
8736 (may_alias_p): ... here.
8737 (get_tmt_for): Do not associate read-only tags to pointers
8738 whose pointed-to type is not read-only.
8739 * tree-ssa.c (verify_ssa): Check that memory stores have at
8740 least one V_MAY_DEF or V_MUST_DEF.
8741
8742 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8743
8744 PR/17092
8745 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8746 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8747 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8748 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8749 _unlocked function.
8750 (fwrite_unlocked): Fix prototype.
8751
8752 * configure, config.in: Regenerate.
8753
8754 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8755
8756 * tree-ssa-loop-im.c: Include real.h.
8757 (determine_invariantness_stmt): If real division divisor is
8758 invariant and flag_unsafe_math_optimizations enabled, generate
8759 invariant reciprocal for hoisting.
8760 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8761
8762 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8763
8764 Fix PR tree-optimization/20926
8765
8766 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8767
8768 2005-04-11 Devang Patel <dpatel@apple.com>
8769
8770 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8771 operand ordering.
8772
8773 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8774
8775 * fold-const.c (fold_binary_op_with_conditional_arg):
8776 use fold_buildN instead of "fold (buildN" in some
8777 non obvious places.
8778 (fold_unary): Likewise.
8779 (fold_binary): Likewise.
8780
8781 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8782
8783 Fix PR tree-optimization/20612
8784 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8785 handling
8786 (perfect_nestify): preheaderbb is *not* part of loop of the
8787 old destination.
8788
8789 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8790
8791 * tree-ssa-alias.c (may_alias_p): If the variable
8792 is a global variable and the pointer is parameter
8793 and -fargument-noalias-global is used, then
8794 the pointer cannot alias the variable.
8795
8796 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8797
8798 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8799 * config/sparc/sparc.h: Likewise.
8800 * config/sparc/sparc.md: Likewise.
8801
8802 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8803
8804 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8805
8806 * tree-vrp.c: Fix a comment typo.
8807
8808 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8809
8810 PR tree-optimization/20920
8811 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8812 SSA_NAME flows through an abnormal edge.
8813 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8814 through abnormal edges.
8815 (maybe_add_assert_expr): Likewise.
8816
8817 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8818
8819 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8820 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8821 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8822 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8823 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8824 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8825 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8826 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8827 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8828 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8829 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8830 (TARGET_HANDLE_OPTION): Likewise.
8831 (s390_tune): Initialize to PROCESSOR_max.
8832 (s390_arch_string): Make static.
8833 (s390_tune_string, s390_warn_framesize_string): Delete.
8834 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8835 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8836 (s390_handle_arch_option, s390_handle_option): New functions.
8837 (override_options): Remove parsing of option strings.
8838 * config/s390/s390.opt: New file.
8839
8840 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8841
8842 * tree-complex.c (expand_vector_operations): Call
8843 update_stmt_if_modified.
8844
8845 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8846
8847 * tree-vect-analyze (vect_determine_vectorization_factor):
8848 Do not use GET_MODE_NUNITS.
8849 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8850 (vectorizable_load, vect_transform_loop): Likewise.
8851
8852 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8853
8854 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8855 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8856 * optabs.h (enum optab_index): Add new OTI_lceil.
8857 (lceil_optab): Define corresponding macro.
8858 * optabs.c (init_optabs): Initialize lceil_optab.
8859 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8860 and lceildi2 patterns.
8861 * builtins.c (expand_builtin_int_roundingfn): Handle
8862 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8863 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8864 BUILT_IN_LLCEIL{,F,L}.
8865 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8866 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8867 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8868 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8869 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8870 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8871 into lceil built-in function and (long long int)ceil{,f,l} into
8872 llceil built-in function.
8873 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8874 BUILT_IN_LLCEIL.
8875
8876 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8877
8878 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8879 zero.
8880
8881 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8882
8883 * config/arm/arm.c: Fix a comment typo.
8884 * doc/tree-ssa.texi: Fix a typo.
8885
8886 2005-04-10 Steven Bosscher <stevenb@suse.de>
8887
8888 * cselib.c (clear_table): Rename to cselib_clear_table.
8889 * cselib.h (cselib_clear_table): Add prototype.
8890 * gcse.c (gcse_main): Make 'f' argument unused.
8891 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8892 of each basic block instead.
8893 (compute_sets, compute_hash_table_work): Likewise.
8894 (constprop_register): Change int 'alter_jumps' argument to bool.
8895 (do_local_cprop): Likewise.
8896 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8897 the insn chain. Explicitly clear the cselib tables after finishing
8898 one basic block. Make sure there are no unterminated libcall blocks.
8899 Update compute_sets call.
8900 (cprop): Walk basic blocks instead of the insn chain.
8901 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8902 Likewise.
8903 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8904 one_cprop_pass calls.
8905
8906 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8907
8908 * combine.c (combine_simplify_rtx): Remove a transformation that
8909 relies on an invalid assumption about rtl sign-extension semantics.
8910
8911 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8912
8913 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8914 to build_int_cst_wide.
8915
8916 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8917
8918 PR target/20126
8919 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8920 set the original address pseudo to the correct value before the
8921 original insn, if possible, and leave the insn alone, otherwise
8922 create a new pseudo, set it and replace it in the insn.
8923 * recog.c (validate_change_maybe_volatile): New.
8924 * recog.h (validate_change_maybe_volatile): Declare.
8925
8926 2005-04-09 Caroline Tice <ctice@apple.com>
8927
8928 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8929 Remove targetm.have_named_sections test.
8930 (fix_edges_for_rarely_executed_code): Likewise.
8931 (insert_section_boundary_note): Likewise.
8932 (reorder_basic_blocks): Check partitioning flag before calling
8933 verify_hot_cold_block_grouping.
8934 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8935 the function struct rather than global variables.
8936 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8937 (COLD_END_LABEL): Likewise
8938 (cold_text_section_label): New static global variable.
8939 (cold_end_label): Likewise.
8940 (dwarf2out_switch_text_section): Get hot/cold section labels from
8941 the function struct rather than global variables.
8942 (output_aranges): Use cold_text_section_label and cold_end_label;
8943 check partitioning flag before putting out delta.
8944 (output_ranges): Remove incorrect code attempting to use
8945 hot/cold labels.
8946 (output_line_info): Get cold section label from function struct.
8947 (add_location_or_const_value_attribute): Likewise.
8948 (get_subprogram_die): Get hot/cold section labels from function struct.
8949 (dwarf2out_var_location): Likewise.
8950 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8951 write out cold_text_section_label if partition flag is set.
8952 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8953 * function.h (struct function): Add new fields to point to hot/cold
8954 section labels: hot_section_label, cold_section_label,
8955 hot_section_end_label and cold_section_end_label; also add new field
8956 for cold text section name, unlikely_text_section_name.
8957 * opts.c (decode_options): Turn off partitioning flag if
8958 !targetm.have_named_sections.
8959 * output.h (hot_section_label): Remove.
8960 (hot_section_end_label): Remove.
8961 (cold_section_end_label): Remove.
8962 (unlikely_section_label): Remove.
8963 (unlikely_text_section_name): Remove.
8964 * passes.c (rest_of_handle_final): Remove code that frees
8965 unlikely_text_section_name.
8966 * varasm.c (unlikely_section_label): Remove.
8967 (hot_section_label): Remove.
8968 (hot_section_end_label): Remove.
8969 (cold_section_end_label): Remove.
8970 (unlikely_text_section_name): Remove.
8971 (initialize_cold_section_name): Modify to call
8972 targetm.strip_name_encoding; to store cold section name in current
8973 function struct, if it exists; and to only use the decl_section_name
8974 if flag_named_sections is true.
8975 (unlikely_text_section): Modify to get section name out of current
8976 function struct, if there is one; otherwise build it from
8977 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8978 (in_unlikely_text_section): Likewise.
8979 (named_section): Modify to get/put cold section name in current function
8980 struct, if there is one.
8981 (function_section): Change 'bool unlikely' to 'int reloc'; check
8982 targetm.have_named_sections before calling named_section.
8983 (current_function_section): Likewise.
8984 (assemble_start_function): Modify to get/put unlikely_text_section_name
8985 in current function struct; modify to get hot/cold section labels
8986 from function struct; initialize labels using
8987 ASM_GENERATE_INTERNAL_LABEL;
8988 test partitioning flag before writing out hot section label.
8989 (assemble_end_function): Test partitioning flag before writing out
8990 hot/cold section labels.
8991 (default_section_type_flags_1): Modify to use array instead of
8992 char* for unlikely_text_section_name; set flags correctly for
8993 cold text section if there is not a current function decl.
8994
8995 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8996
8997 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8998 and TI_VA_LIST_FPR_COUNTER_FIELD.
8999 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9000 * tree-pass.h (pass_stdarg): Add.
9001 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9002 * tree-stdarg.c: New file.
9003 * tree-stdarg.h: New file.
9004 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9005 (tree-stdarg.o): Add dependencies.
9006 * function.h (struct function): Add va_list_gpr_size and
9007 va_list_fpr_size fields.
9008 * function.c (allocate_struct_function): Initialize them.
9009 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9010 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9011 (TARGET_INITIALIZER): Add it.
9012
9013 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9014 va_list_{g,f}pr_counter_field.
9015 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9016 area will not be used. Only save registers that tree-stdarg.c
9017 detected they need saving.
9018 (ix86_va_start): Don't set up fields that won't be used.
9019
9020 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9021 va_list_{g,f}pr_counter_field.
9022 (setup_incoming_varargs): Don't do anything if reg_save
9023 area will not be used. Only save registers that tree-stdarg.c
9024 detected they need saving.
9025 (rs6000_va_start): Don't set up fields that won't be used.
9026
9027 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9028 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9029 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9030 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9031
9032 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9033
9034 PR target/20795
9035 * config/i386/i386.c (construct_container): Pass empty aligned
9036 struct, union or class in memory.
9037
9038 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9039
9040 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9041 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9042 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9043 config/rs6000/predicates.md: Fix comment typos.
9044
9045 * sched-int.h (haifa_insn_data): Remove blockage and units.
9046 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9047 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9048 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9049
9050 2005-04-09 Jan Hubicka <jh@suse.cz>
9051 Steven Bosscher <stevenb@suse.de>
9052
9053 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9054 * cfgloop.c (get_loop_exit_edges): Likewise.
9055 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9056 (unloop): Likewise.
9057 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9058 * tree-cfg.c (dump_cfg_status): Likewise.
9059
9060 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9061
9062 * config/rs6000/predicates.md (altivec_register_operand): Remove
9063 redundant match_code test.
9064 (gpc_reg_operand): Same.
9065 (cc_reg_operand): Same.
9066 (cc_reg_not_cr0_operand): Same.
9067
9068 2005-04-09 Jan Hubicka <jh@suse.cz>
9069
9070 Forgotten hunk from my last merge patch:
9071 * final.c (output_addr_const): Do not call mark_referenced.
9072
9073 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9074
9075 * doc/tree-ssa.texi: Add immediate use documentation.
9076
9077 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9078
9079 * arm.c (FL_WBUF): Define.
9080 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9081 (arm_is_6_or_7): Delete.
9082 (arm_tune_wbuf): New.
9083 (arm_override_options): Set arm_tune_wbuf.
9084 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9085 (arm_is_6_or_7): Delete declaration.
9086 (arm_tune_wbuf): New declartion.
9087 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9088 (model_wbuf): Derive from arm_tune_wbuf.
9089 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9090 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9091 (arm740t): Mark CPUs as having a write buffer.
9092
9093 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9094
9095 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9096 of 'const_double_operand' in operand 2 constraints. Update enable
9097 condition.
9098
9099 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9100
9101 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9102 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9103 * optabs.h (enum optab_index): Add new OTI_lfloor.
9104 (lfloor_optab): Define corresponding macro.
9105 * optabs.c (init_optabs): Initialize lfloor_optab.
9106 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9107 and lfloordi2 patterns.
9108 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9109 (expand_builtin_int_roundingfn): New function.
9110 (fold_builtin_int_roundingfn): New prototype.
9111 (fold_builtin_int_roundingfn): New function, renamed from
9112 fold_builtin_lround.
9113 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9114 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9115 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9116 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9117 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9118 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9119 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9120 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9121 into lfloor built-in function and (long long int)floor{,f,l} into
9122 llfloor built-in function.
9123 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9124 BUILT_IN_LLFLOOR.
9125
9126 2005-04-08 Ian Lance Taylor <ian@airs.com>
9127
9128 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9129 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9130 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9131 (DO_COND, DO_BODY): Likewise.
9132 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9133 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9134 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9135 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9136 (build_continue_stmt, build_break_stmt): Don't declare.
9137 (c_do_switch_warnings): Update declaration.
9138 * c-gimplify.c (enum bc_t): Remove.
9139 (struct c_gimplify_ctx, ctxp): Remove.
9140 (push_context, pop_context): Remove static functions.
9141 (c_genericize): Don't call push_context or pop_context.
9142 (begin_bc_block, finish_bc_block): Remove static functions.
9143 (build_bc_goto): Likewise.
9144 (gimplify_c_loop): Likewise.
9145 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9146 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9147 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9148 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9149 * c-common.c (c_do_switch_warnings): Rename from
9150 c_do_switch_warnings_1.
9151 (c_do_switch_warnings) [old version]: Remove.
9152 (c_do_switch_expr_warnings): Remove.
9153 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9154 function instead of c_do_switch_expr_warnings.
9155 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9156 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9157 * c-pretty-print.c (pp_c_statement): Likewise.
9158 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9159
9160 2005-04-08 Devang Patel <dpatel@apple.com>
9161
9162 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9163 While selecting replacement condition pay attention to loop header.
9164
9165 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9166
9167 Merge from tree-cleanup-branch: VRP, store CCP, store
9168 copy-prop, incremental SSA updating of FUD chains and
9169 newly exposed symbols.
9170
9171 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9172 (OBJS-common): Add tree-vrp.o.
9173 (tree-vrp.o): New rule.
9174 * basic-block.h (nearest_common_dominator_for_set): Declare.
9175 * common.opt (ftree-store-ccp): New flag.
9176 (ftree-copy-prop): New flag.
9177 (ftree-vrp): New flag.
9178 (ftree-store-copy-prop): New flag.
9179 * dominance.c (nearest_common_dominator_for_set): New.
9180 * domwalk.c (walk_dominator_tree): Only traverse
9181 statements in blocks marked in walk_data->interesting_blocks.
9182 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9183 * fold-const.c (fold): Handle ASSERT_EXPR.
9184 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9185 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9186 flag_tree_vrp at -O2.
9187 * timevar.def (TV_TREE_VRP): Define.
9188 (TV_TREE_COPY_PROP): Define.
9189 (TV_TREE_STORE_COPY_PROP): Define.
9190 (TV_TREE_SSA_INCREMENTAL): Define.
9191 (TV_TREE_STORE_CCP): Define.
9192 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9193 to kill_redundant_phi_nodes from comment.
9194 (verify_expr): Handle ASSERT_EXPR.
9195 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9196 argument. Update all users.
9197 (mark_call_clobbered_vars_to_rename): Remove. Update all
9198 users.
9199 * tree-flow-inline.h (unmodifiable_var_p): New.
9200 * tree-flow.h (enum value_range_type): Declare.
9201 (struct value_range_def): Declare.
9202 (value_range): Declare.
9203 (remove_all_phi_nodes_for): Remove. Update all users.
9204 (find_phi_node_for): Declare.
9205 (add_type_alias): Declare.
9206 (count_uses_and_derefs): Declare.
9207 (kill_redundant_phi_nodes): Remove.
9208 (rewrite_into_ssa): Remove.
9209 (rewrite_def_def_chains): Remove.
9210 (update_ssa, register_new_name_mapping, create_new_def_for,
9211 need_ssa_update_p, name_registered_for_update_p,
9212 release_ssa_name_after_update_ssa, dump_repl_tbl,
9213 debug_repl_tbl, dump_names_replaced_by,
9214 debug_names_replaced_by, mark_sym_for_renaming,
9215 mark_set_for_renaming, get_current_def, set_current_def,
9216 get_value_range, dump_value_range, debug_value_range,
9217 dump_all_value_ranges, debug_all_value_ranges,
9218 expr_computes_nonzero, loop_depth_of_name,
9219 unmodifiable_var_p): Declare.
9220 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9221 ASSERT_EXPR.
9222 * tree-into-ssa.c (block_defs_stack): Update comment.
9223 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9224 syms_to_rename, names_to_release, repl_tbl,
9225 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9226 need_to_replace_names_p): New locals.
9227 (NAME_SETS_GROWTH_FACTOR): Define.
9228 (struct repl_map_d): Declare.
9229 (struct mark_def_sites_global_data): Add field
9230 interesting_blocks.
9231 (enum rewrite_mode): Declare.
9232 (REGISTER_DEFS_IN_THIS_STMT): Define.
9233 (compute_global_livein): Use last_basic_block instead of
9234 n_basic_blocks.
9235 (set_def_block): Remove last argument. Update all callers.
9236 (prepare_use_operand_for_rename): Remove. Update all callers.
9237 (prepare_def_operand_for_rename): Remove. Update all callers.
9238 (symbol_marked_for_renaming): New.
9239 (is_old_name): New.
9240 (is_new_name): New.
9241 (repl_map_hash): New.
9242 (repl_map_eq): New.
9243 (repl_map_free): New.
9244 (names_replaced_by): New.
9245 (add_to_repl_tbl): New.
9246 (add_new_name_mapping): New.
9247 (mark_def_sites): Assume that all the operands in the
9248 statement are in normal form.
9249 (find_idf): Assert that the block in the stack is valid.
9250 (get_default_def_for): New.
9251 (insert_phi_nodes_for): Add new argument 'update_p'.
9252 Add documentation.
9253 If update_p is true, add a new mapping between the LHS of
9254 each new PHI and the name that it replaces.
9255 (insert_phi_nodes_1): Only call find_idf if needed.
9256 (get_reaching_def): Call get_default_def_for.
9257 (rewrite_operand): Remove.
9258 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9259 and REWRITE_THIS_STMT are false.
9260 Assume that all the operands in the statement are in
9261 normal form.
9262 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9263 (rewrite_virtual_phi_arguments): Remove.
9264 (invalidate_name_tags): Remove.
9265 (register_new_update_single, register_new_update_set,
9266 rewrite_update_init_block, replace_use,
9267 rewrite_update_fini_block, rewrite_update_stmt,
9268 rewrite_update_phi_arguments): New.
9269 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9270 Add arguments 'entry', 'what' and 'blocks'.
9271 Initialize the dominator walker according to 'what' and
9272 'blocks'.
9273 Start the dominator walk at 'entry'.
9274 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9275 Use it to configure the dominator walker.
9276 (rewrite_into_ssa): Remove argument 'all'.
9277 Make internal.
9278 (rewrite_all_into_ssa): Remove.
9279 (rewrite_def_def_chains): Remove.
9280 (mark_def_interesting, mark_use_interesting,
9281 prepare_phi_args_for_update, prepare_block_for_update,
9282 prepare_def_site_for, prepare_def_sites,
9283 dump_names_replaced_by, debug_names_replaced_by,
9284 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9285 delete_update_ssa, create_new_def_for,
9286 register_new_name_mapping, mark_sym_for_renaming,
9287 mark_set_for_renaming, need_ssa_update_p,
9288 name_registered_for_update_p, ssa_names_to_replace,
9289 release_ssa_name_after_update_ssa,
9290 insert_updated_phi_nodes_for, update_ssa): New.
9291 * tree-loop-linear.c (linear_transform_loops): Call
9292 update_ssa instead of rewrite_into_ssa.
9293 * tree-optimize.c (vars_to_rename): Remove.
9294 Update all users.
9295 (init_tree_optimization_passes): Replace
9296 pass_redundant_phi with pass_copy_prop.
9297 Add pass_vrp.
9298 Replace pass_ccp with pass_store_ccp.
9299 Add pass_store_copy_prop after pass_store_ccp.
9300 (execute_todo): If the TODO_ flags don't include updating
9301 the SSA form, assert that it does not need to be updated.
9302 Call update_ssa instead of rewrite_into_ssa and
9303 rewrite_def_def_chains.
9304 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9305 (tree_rest_of_compilation):
9306 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9307 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9308 TODO_cleanup_cfg): Renumber.
9309 (TODO_verify_loops, TODO_update_ssa,
9310 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9311 TODO_update_ssa_only_virtuals): Define.
9312 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9313 Declare.
9314 * tree-phinodes.c (make_phi_node): Update documentation.
9315 (remove_all_phi_nodes_for): Remove.
9316 (find_phi_node_for): New.
9317 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9318 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9319 (interpret_rhs_modify_expr): Likewise.
9320 * tree-sra.c (decide_instantiations): Mark all symbols in
9321 SRA_CANDIDATES for renaming.
9322 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9323 (mark_all_v_defs): New function. Update all users to call it
9324 with the whole list of scalarized statements, not just the
9325 first one.
9326 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9327 (compute_flow_insensitive_aliasing): If the tag is
9328 unmodifiable and the variable isn't or vice-versa, don't
9329 make them alias of each other.
9330 (setup_pointers_and_addressables): If the type tag for
9331 VAR is about to change, mark the old one for renaming.
9332 (add_type_alias): New.
9333 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9334 (ccp_lattice_t): Rename from latticevalue.
9335 (value): Remove. Update all users.
9336 (const_val): New local variable.
9337 (do_store_ccp): New local variable.
9338 (dump_lattice_value): Handle UNINITIALIZED.
9339 (debug_lattice_value): New.
9340 (get_default_value): Re-write.
9341 (set_lattice_value): Re-write.
9342 (def_to_varying): Remove. Update all users.
9343 (likely_value): Return VARYING for statements that make
9344 stores when STORE_CCP is false.
9345 Return VARYING for any statement other than MODIFY_EXPR,
9346 COND_EXPR and SWITCH_EXPR.
9347 (ccp_initialize): Re-write.
9348 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9349 Move to tree-ssa-propagate.c.
9350 (ccp_lattice_meet): Handle memory stores when
9351 DO_STORE_CCP is true.
9352 (ccp_visit_phi_node): Likewise.
9353 (ccp_fold): Likewise.
9354 (evaluate_stmt): Likewise.
9355 (visit_assignment): Likewise.
9356 (ccp_visit_stmt): Likewise.
9357 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9358 into DO_STORE_CCP.
9359 (do_ssa_ccp): New.
9360 (pass_ccp): Use it.
9361 (do_ssa_store_ccp): New.
9362 (gate_store_ccp): New.
9363 (pass_store_ccp): Declare.
9364 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9365 (may_propagate_copy): Reformat.
9366 Don't abort if ORIG is a virtual and DEST isn't.
9367 If NEW does not have alias information but DEST does,
9368 copy it.
9369 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9370 copy_prop_kind, which_copy_prop): Declare.
9371 (stmt_may_generate_copy, get_copy_of_val,
9372 get_last_copy_of, set_copy_of_val, dump_copy_of,
9373 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9374 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9375 init_copy_prop, fini_copy_prop, execute_copy_prop,
9376 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9377 store_copy_prop): New.
9378 (pass_copy_prop, pass_store_copy_prop): Declare.
9379 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9380 'num_const_prop' and 'num_copy_prop'.
9381 (cprop_operand): Update them.
9382 (dump_dominator_optimization_stats): Dump them.
9383 (tree_ssa_dominator_optimize): Call update_ssa instead of
9384 rewrite_into_ssa.
9385 (loop_depth_of_name): Declare extern.
9386 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9387 values for LOW or HIGH.
9388 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9389 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9390 (cprop_operand): Only propagate if VAL != OP.
9391 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9392 statement for renaming.
9393 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9394 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9395 add_type_alias if necessary.
9396 Call mark_new_vars_to_rename.
9397 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9398 mark every statement updated, call update_ssa and
9399 rewrite_into_loop_closed_ssa.
9400 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9401 from LIVEIN if VAR is a virtual.
9402 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9403 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9404 (get_call_expr_operands): Reformat statement.
9405 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9406 symbols.
9407 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9408 SSA_NAME_VALUE for every name.
9409 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9410 get_value_loaded_by): New.
9411 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9412 substitute_and_fold): Move from tree-ssa-ccp.c.
9413 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9414 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9415 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9416 Declare.
9417 * tree-ssa.c (verify_use): Fix error message.
9418 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9419 check_phi_redundancy, kill_redundant_phi_nodes,
9420 pass_redundant_phi): Remove. Update all users.
9421 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9422 add_type_alias, if necessary.
9423 * tree-vectorizer.h (struct _stmt_vect_info): Update
9424 documentation for field 'memtag'.
9425 * tree-vrp.c: New file.
9426 * tree.def (ASSERT_EXPR): Define.
9427 * tree.h (ASSERT_EXPR_VAR): Define.
9428 (ASSERT_EXPR_COND): Define.
9429 (SSA_NAME_VALUE_RANGE): Define.
9430 (struct tree_ssa_name): Add field 'value_range'.
9431 (PHI_REWRITTEN): Remove.
9432 (struct tree_phi_node): Remove field 'rewritten'.
9433 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9434 -ftree-store-copy-prop): Document.
9435 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9436 Document usage of update_ssa.
9437
9438 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9439
9440 PR target/20814
9441 * config/rs6000/predicates.md (altivec_register_operand): Accept
9442 SUBREG.
9443 (and64_operand): Do not limit CONST_INT to mask64_operand.
9444 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9445 (and_operand): Do not limit CONST_INT to mask_operand.
9446
9447 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9448
9449 PR rtl-optimization/20466
9450 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9451 for overlap of the address of each list member.
9452 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9453
9454 2005-04-08 Mike Stump <mrs@apple.com>
9455
9456 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9457
9458 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9459 instead of 4.
9460
9461 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9462
9463 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9464
9465 * function.c (push_function_context_to): Don't set
9466 contains_functions.
9467 * function.h (function): Remove contains_functions.
9468 (current_function_contains_functions): Remove.
9469
9470 * function.h (function): Remove instrument_entry_exit.
9471 (current_function_instrument_entry_exit): Remove.
9472
9473 * function.h (nonlocal_labels): Remove.
9474
9475 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9476
9477 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9478 (check_attr_value, write_attr_get, write_expr_attr_cache,
9479 find_attr, make_internal_attr): Don't reference negative_ok or
9480 unsigned_p.
9481 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9482 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9483 (ATTR_STATIC): Adjust the value.
9484
9485 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9486
9487 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9488
9489 * config/s390/tpf.h (ASM_SPEC): Define.
9490
9491 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9492
9493 * tree-flow.h: Remove the prototype for
9494 redirect_immediate_uses.
9495 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9496
9497 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9498
9499 * arm.c (arm_const_double_by_parts): New function.
9500 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9501 * arm.md (define_split for 64-bit constants): Add another one.
9502
9503 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9504
9505 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9506
9507 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9508
9509 * system.h: Revert last change.
9510
9511 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9512
9513 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9514 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9515 (TARGET_SWITCHES): Delete.
9516 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9517 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9518 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9519 * config/xtensa/xtensa.opt: New file.
9520
9521 2005-04-08 Ben Elliston <bje@au.ibm.com>
9522
9523 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9524 * config/fp-bit.h: Tidy comments.
9525
9526 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9527
9528 * system.h: Poison PARAMS.
9529
9530 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9531
9532 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9533 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9534 (TARGET_SWITCHES): Delete.
9535 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9536 * config/vax/vax.opt: New file.
9537
9538 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9539
9540 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9541
9542 2005-04-07 Ian Lance Taylor <ian@airs.com>
9543
9544 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9545 define.
9546 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9547 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9548 Likewise.
9549
9550 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9551
9552 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9553 all immediate uses in PHI nodes.
9554
9555 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9556
9557 * arm.c (arm_const_double_inline_cost): Handle any constant by
9558 using gen_lowpart and gen_highpart_mode.
9559 (note_invalid_constants): All constants in an RTX with a constraint
9560 that permits memory are now pushed to the constant pool.
9561 (output_move_double): Delete code to handle reg to reg and
9562 constant to reg moves.
9563 (const_double_needs_minipool, output_mov_immediate): Delete.
9564 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9565 CONST_INT and CONST_VECTOR.
9566 * arm.md (ANY64): New mode macro.
9567 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9568 (movdf_soft_insn): Split reg-reg and const-reg moves.
9569 (split patterns for 64-bit constant and register moves): New.
9570 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9571 (cirrus_movdf_hard_insn): Likewise.
9572 * fpa.md (movdf_fpa): Likewise.
9573 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9574 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9575 constraints.
9576 (movv2si_internal_2): Likewise.
9577 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9578 (movdf_vfp): Likewise.
9579 * arm-protos.h (output_mov_immediate): Delete prototype.
9580
9581 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9582
9583 PR target/20093
9584 * simplify-rtx.c (simplify_unary_operation_1): Check
9585 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9586
9587 2005-04-06 James E Wilson <wilson@specifixinc.com>
9588
9589 PR target/20717
9590 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9591 ADDR_EXPR.
9592
9593 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9594
9595 * coverage.h (GCOV_TYPE_NODE): Delete.
9596 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9597 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9598 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9599 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9600 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9601
9602 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9603
9604 PR other/20792
9605 * Makefile.in (gcc.pot): Remove options.c dependency.
9606 * optc-gen.awk: Don't quote help strings with N_().
9607
9608 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9609
9610 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9611 the function returns a pointer type.
9612
9613 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9614
9615 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9616 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9617 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9618 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9619 explicit_uses members.
9620 (get_or_create_used_part_for): Initialize new fields.
9621 (fieldoff_compare): New function.
9622 (create_overlap_variables_for): Count number of fields, use
9623 heuristic to determine whether to create subvars for vars with
9624 only implicit uses.
9625 Sort the field list by offset and avoid creating duplicate SFT's.
9626
9627 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9628
9629 * c.opt (-F): Remove trailing whitespace from help string.
9630 (-finput-charset): Use a tab to separate the switch name and help
9631 string.
9632 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9633 (-ftree-vectorizer-verbose): Likewise.
9634
9635 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9636
9637 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9638 a PHI argument where a use occurs instead of all PHI arguments.
9639
9640 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9641
9642 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9643 scope.
9644
9645 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9646
9647 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9648 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9649 config/bfin/bfin.h: Fix comment typos.
9650
9651 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9652
9653 * doc/install.texi: Update the URL for Jacks.
9654 * doc/sourcebuild.texi: Likewise.
9655
9656 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9657
9658 PR target/17245
9659 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9660 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9661
9662 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9663
9664 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9665
9666 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9667
9668 * config/v850/v850-protos.h (override_options): Delete.
9669 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9670 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9671 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9672 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9673 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9674 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9675 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9676 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9677 (OVERRIDE_OPTIONS): Delete.
9678 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9679 (small_memory_info): Remove the value field.
9680 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9681 TARGET_NO_APP_REGS.
9682 * config/v850/v850.c (small_memory): Remove the value field.
9683 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9684 (override_options): Delete.
9685 (v850_handle_memory_option, v850_handle_option): New functions.
9686 * config/v850/v850.opt: New file.
9687
9688 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9689
9690 * config.host: Add a section for generic hosts, and a subsection
9691 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9692 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9693 * config/host-darwin.h: New.
9694 * config/x-darwin: New.
9695 * config/i386/host-i386-darwin.c: New.
9696 * config/i386/x-darwin: New.
9697 * config/rs6000/host-darwin.c: Include host-darwin.h.
9698 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9699 (darwin_rs6000_gt_pch_use_address): Likewise.
9700 * config/rs6000/x-darwin: Change name of .o built, update
9701 dependencies for changes to rs6000/host-darwin.c.
9702
9703 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9704
9705 PR target/17824
9706 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9707
9708 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9709
9710 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9711 split_loop_exit_edge instead of loop_split_edge_with.
9712
9713 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9714
9715 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9716 UNSPEC_SET_VSCR): New constants, used throughout.
9717 (*andc3_v4sf): New.
9718 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9719 Replace with...
9720 (altivec_vspltis<VI_char>): ... this pattern, using
9721 a QImode const_int_operand for the immediate.
9722 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9723 define_expands.
9724
9725 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9726
9727 PR target/17822
9728 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9729
9730 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9731
9732 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9733
9734 2005-04-06 Ben Elliston <bje@au.ibm.com>
9735
9736 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9737 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9738 macros as living in "this file" and not gcc.h.
9739
9740 2005-04-06 Ben Elliston <bje@au.ibm.com>
9741
9742 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9743 -ftree-live_range_split. Perhaps renamed at some point?
9744
9745 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9746
9747 PR target/20625
9748 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9749 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9750
9751 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9752
9753 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9754 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9755 (number_of_iterations_special): New function.
9756 (number_of_iterations_exit): Use number_of_iterations_special.
9757 Use simplify_using_outer_evolutions only at -O3.
9758 (number_of_iterations_cond, tree_simplify_using_condition,
9759 simplify_using_initial_conditions, loop_niter_by_eval,
9760 compare_trees, can_count_iv_in_wider_type_bound,
9761 simplify_using_outer_evolutions): Use fold_build.
9762
9763 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9764
9765 * doc/install.texi (Configuration): Document --with-java-home.
9766
9767 2005-04-05 Richard Henderson <rth@redhat.com>
9768
9769 PR target/20342
9770 PR target/20447
9771 * config/i386/i386.c (print_operand): Handle vector zeros.
9772 (ix86_split_to_parts): Handle CONST_VECTOR.
9773 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9774 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9775 what modes to tie for MMX and SSE registers.
9776 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9777 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9778 to vector modes as well.
9779 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9780 properly as an input mode.
9781
9782 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9783
9784 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9785
9786 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9787
9788 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9789
9790 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9791
9792 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9793 and local functions, set sse_nregs to 8 and float_in_sse.
9794 (function_arg_advance, function_arg): If float_in_sse, pass
9795 SFmode and DFmode arguments in SSE registers.
9796 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9797
9798 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9799 of -funit-at-a-time.
9800
9801 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9802
9803 * config/i386/i386-protos.h (ix86_function_value): Accept two
9804 arguments, like the target macro.
9805 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9806 * config/i386/i386.c (ix86_function_value): Accept the second
9807 argument of the target macro.
9808 (ix86_function_ok_for_sibcall): Pass a function pointer to
9809 ix86_function_value.
9810 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9811 call to ix86_value_regno).
9812 (ix86_value_regno): Add support for returning floating point values
9813 in SSE registers.
9814
9815 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9816
9817 PR tree-optimization/20076
9818 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9819 that call __builtin_return or __builtin_apply_args.
9820
9821 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9822
9823 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9824 Use immediate use iterator.
9825 (stmt_is_bumper_for_loop): Use immediate use iterator.
9826 * predict.c (strip_builtin_expect): Use update_stmt.
9827 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9828 on all elements of a STATEMENT_LIST.
9829 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9830 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9831 (bsi_replace): Mark stmt as modified and the update it.
9832 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9833 (expand_complex_libcal): Call update_stmt.
9834 (expand_complex_comparison): Call mark_stmt_modified.
9835 (expand_complex_operations_1): Call update_stmt_if_modified.
9836 (expand_vector_operations_1): Call mark_stmt_modified.
9837 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9838 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9839 add_immediate_use, redirect_immediate_use,
9840 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9841 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9842 (mark_new_vars_to_rename): Call update_stmt.
9843 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9844 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9845 Ignore PHI nodes.
9846 (unmodify_stmt): Delete.
9847 (update_stmt): New. Force an update of a stmt.
9848 (update_stmt_if_modified): update a stmt if it is out of date.
9849 (get_stmt_operands): Verify stmt is NOT modified.
9850 (stmt_modified_p): Update comment.
9851 (delink_imm_use): Remove a use node from its immuse list.
9852 (link_imm_use_to_list): Link a use node to a specific list.
9853 (link_imm_use): Link a node to the correct list.
9854 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9855 it in the correct list, if appropriate.
9856 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9857 (relink_imm_use): Link a use node in place of another node in a list.
9858 (relink_imm_use_stmt): LInk a node in place of another node, and set
9859 the stmt pointer.
9860 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9861 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9862 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9863 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9864 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9865 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9866 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9867 (has_zero_uses): New. Return true if there are no uses of a var.
9868 (has_single_use): New. Return true if there is only a single use of a
9869 variable.
9870 (single_imm_use): New. Return the simgle immediate use.
9871 (num_imm_uses): New. Return the number of immediate uses.
9872 (get_v_must_def_ops): Use is now a pointer.
9873 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9874 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9875 the use node.
9876 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9877 (delink_stmt_imm_use): Delink all immuses from a stmt.
9878 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9879 * tree-flow.h (struct dataflow_d): Delete.
9880 (immediate_use_iterator_d): New. Immediate use iterator struct.
9881 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9882 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9883 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9884 iteration.
9885 (struct stmt_ann_d): Remove dataflow_t from struct.
9886 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9887 (if_convertible_phi_p): Use FAST immuse iterator.
9888 (if_convertible_loop_p): Don't call compute_immediate_uses.
9889 (replace_phi_with_cond_modify_expr): Call update_stmt.
9890 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9891 update_stmt_if_modified.
9892 (rewrite_all_into_ssa): Initialize ssa operands.
9893 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9894 compute_immediate_uses.
9895 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9896 ssa_property is available.
9897 (execute_one_pass): Change parameters passed to execute_todo.
9898 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9899 (remove_ssa_form): Call fini_ssa_operands.
9900 (insert_backedge_copies): Delete call to modify_stmt.
9901 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9902 (release_phi_node): Delink any use nodes before releasing.
9903 (resize_phi_node): Relink any use nodes.
9904 (remove_phi_arg_num): Delink the use node.
9905 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9906 (remove_all_phi_nodes_for): Release phi node first.
9907 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9908 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9909 (scalarize_use, scalarize_copy): Call update_stmt.
9910 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9911 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9912 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9913 (ccp_initialize): Remove call to compute_immediate_uses.
9914 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9915 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9916 stmts.
9917 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9918 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9919 (eliminate_redundant_computations): Call mark_stmt_modified.
9920 (cprop_operand): Call mark_stmt_modified.
9921 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9922 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9923 (dse_optimize_stmt): Use new immuse interface.
9924 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9925 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9926 (substitute_single_use_vars): Use new immuse interface.
9927 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9928 and compute_immediate_uses.
9929 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9930 interface.
9931 (rewrite_mem_refs): Call update_stmt.
9932 (determine_lsm): Remove call to compute_imm_uses and free_df.
9933 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9934 (try_unroll_loop_completely): Call update_stmt.
9935 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9936 (rewrite_use_compare): Call update_stmt.
9937 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9938 (rewrite_use) : Call update_stmt.
9939 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9940 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9941 update_stmt.
9942 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9943 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9944 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9945 use nodes.
9946 (initialize_vuse_operand): New. Initialize a vuse operand.
9947 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9948 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9949 (finalize_ssa_defs): Use stmt parameter.
9950 (correct_use_link): Ensure a use node is in the correct list, and has
9951 the correct stmt pointer.
9952 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9953 finalize_ssa_v_must_defs): Also initialize use nodes.
9954 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9955 (build_ssa_operands): Seperate parsing from final operand construction.
9956 (parse_ssa_operands): New. Parse entry point for operand building.
9957 (swap_tree_operands): New. Swap 2 tree operands.
9958 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9959 operands.
9960 (get_expr_operands): Call swap_tree_operands when needed.
9961 (copy_virtual_operands): Use initialize routines for virtual use ops.
9962 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9963 (verify_abort): New. Issue imm_use error.
9964 (verify_imm_links): New Verify imm_use links for a var.
9965 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9966 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9967 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9968 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9969 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9970 (NULL_USE_OPERAND_P) Define.
9971 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9972 use node.
9973 (struct vuse_operand_type): New struct.
9974 (SET_USE): Call set_ssa_use_from_ptr.
9975 (USE_STMT): Define.
9976 (PHI_ARG_INDEX_FROM_USE): Define.
9977 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9978 argument via SET_USE, not PHI_ARG_DEF_TREE.
9979 * tree-ssa-pre.c (eliminate): Call update_stmt.
9980 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9981 call free_df.
9982 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9983 (nearest_common_dominator_of_uses): Use imm_use iterator.
9984 (statement_sink_location): Use imm_use iterator and interface.
9985 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9986 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9987 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9988 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9989 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9990 if new parameter is true.
9991 (init_tree_ssa): Don't initialize operand cache here.
9992 (delete_tree_ssa): Don't destroy operand cache here.
9993 (propagate_into_addr): Pass in a use pointer, return true if anything
9994 was changed.
9995 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9996 (check_phi_redundancy): Use imm_use iterator.
9997 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9998 free_df.
9999 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10000 (release_ssa_name): Delink node and all elements in its imm_use list.
10001 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10002 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10003 * tree-vectorizer.c (need_imm_uses_for): Delete.
10004 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10005 * tree.h (struct ssa_imm_use_d): Define.
10006 (SSA_NAME_IMM_USE_NODE): Define.
10007 (struct tree_ssa_name): Add imm_use node.
10008 (PHI_DF): Delete.
10009 (PHI_ARG_IMM_USE_NODE): Define.
10010 (struct phi_arg_d): Add imm_use node.
10011 (struct tree_phi_node): Remove struct dataflow_d element.
10012 (TDF_STMTADDR): Define.
10013
10014 2005-04-05 Dale Johannesen <dalej@apple.com>
10015
10016 * doc/invoke.texi (Optimization Options): Remove
10017 duplicate -fcse-follow-jumps. Add -fweb.
10018 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10019 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10020
10021 2005-04-05 Per Bothner <per@bothner.com>
10022
10023 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10024 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10025 (warn_uninit): Get EXPR_LOCUS from context now instead.
10026 This fixes a USE_MAPPED_LOCATION testsuite failure.
10027
10028 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10029
10030 2005-04-05 Per Bothner <per@bothner.com>
10031
10032 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10033 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10034 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10035 before warning.
10036
10037 2004-04-05 Devang Patel <dpatel@apple.com>
10038
10039 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10040 (lhsr<mode>3): ... new name.
10041 (altivec_vsra<VI_char>): Rename to ..
10042 (ashr<mode>3): ... new name.
10043 * config/rs6000/rs6000.c (builtin_description): Rename shift
10044 operations.
10045
10046 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10047
10048 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10049 gen_lowpart_for_combine.
10050 * cse.c (gen_lowpart_if_possible): Move...
10051 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10052 gen_lowpart_SUBREG.
10053 (gen_lowpart_no_emit_general): Use it.
10054
10055 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10056
10057 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10058 overriding.
10059
10060 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10061
10062 * system.h: Fix typo.
10063
10064 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10065
10066 * config/bfin/bfin-modes.def: New file.
10067 * config/bfin/bfin-protos.h: New file.
10068 * config/bfin/bfin.c: New file.
10069 * config/bfin/bfin.h: New file.
10070 * config/bfin/bfin.md: New file.
10071 * config/bfin/bfin.opt: New file.
10072 * config/bfin/crti.s: New file.
10073 * config/bfin/crtn.s: New file.
10074 * config/bfin/elf.h: New file.
10075 * config/bfin/lib1funcs.asm: New file.
10076 * config/bfin/predicates.md: New file.
10077 * config/bfin/t-bfin: New file.
10078 * config/bfin/t-bfin-elf: New file.
10079 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10080 Document new attributes.
10081 (interrupt, interrupt_handler, saveall): Update documentation for
10082 these attributes.
10083 * doc/install.texi (Specific): Add entry for the Blackfin.
10084 * doc/invoke.texi (Blackfin Options): New section.
10085 * doc/md.texi (Blackfin family): New section to document constraints.
10086 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10087
10088 2005-04-05 Olivier Hainque <hainque@adacore.com>
10089
10090 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10091 match what the system unwinder expects.
10092 * config/mips/mips.c (mips_frame_set): If we're saving the return
10093 address register and the dwarf return address column number differs
10094 from the hard register number, adjust the note reg to refer to the
10095 former.
10096
10097 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10098
10099 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10100 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10101 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10102 (processor_type): New enum.
10103 (mn10300_processor): New variable.
10104 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10105 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10106 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10107 (PROCESSOR_DEFAULT): New macro.
10108 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10109 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10110 (mn10300_handle_option, mn10300_override_options): New functions.
10111 * config/mn10300/mn10300.opt: New file.
10112
10113 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10114 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10115
10116 PR tree-optimization/19903
10117 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10118 that don't fit in their type after conversion.
10119
10120 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10121
10122 PR target/20421
10123 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10124 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10125 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10126 flag here. Implement using define_insn_and_split.
10127 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10128 (frndintxf2_mask_pm_i387): New insn patterns.
10129 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10130 Do not set ix86_optimize_mode_switching flag.
10131 (ceilsf2, ceildf2, ceilxf2): Same.
10132 (btruncsf2, btruncdf2, btruncxf2): Same.
10133 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10134
10135 2005-04-05 Ian Lance Taylor <ian@airs.com>
10136
10137 PR debug/9963
10138 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10139 i386_pe_record_external_function.
10140 (i386_pe_record_external_function): Update declaration.
10141 * config/i386/winnt.c (struct extern_list): Add decl field.
10142 (i386_pe_record_external_function): Add decl parameter.
10143 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10144 identifier.
10145 * config/i386/i386-protos.h (i386_pe_record_external_function):
10146 Update declaration.
10147
10148 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10149
10150 * config/m68k/m68k-protos.h: Add a prototype for
10151 valid_dbcc_comparison_p_2.
10152 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10153 extend_operator, const_uint32_operand, const_sint32_operand,
10154 general_src_operand, nonimmediate_src_operand,
10155 memory_src_operand, post_inc_operand, pre_dec_operand,
10156 pcrel_address): Move to predicates to predicates.md.
10157 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10158 * config/m68k/m68k.md: Include predicates.md.
10159 * config/m68k/predicates.md: New.
10160
10161 2005-04-04 Roger Sayle <roger@eyesopen.com>
10162
10163 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10164
10165 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10166
10167 2005-04-04 Ian Lance Taylor <ian@airs.com>
10168
10169 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10170 switch_expr.
10171 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10172 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10173 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10174 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10175 * c-common.c (c_do_switch_warnings_1): New static function broken
10176 out of c_do_switch_warnings.
10177 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10178 (c_do_switch_expr_warnings): New function.
10179 * c-common.h (c_do_switch_expr_warnings): Declare.
10180
10181 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10182 Daniel Jacobowitz <dan@codesourcery.com>
10183
10184 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10185 trapping divide.
10186 * rtlanal.c (may_trap_p): Same.
10187
10188 2005-04-04 Dale Johannesen <dalej@apple.com>
10189
10190 * ChangeLog: remove reference to ChangeLog.12.
10191
10192 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10193
10194 CRIS epilogue as RTL.
10195 * config/cris/cris.md: Change all 0 in unspec 0 to
10196 CRIS_UNSPEC_PLT.
10197 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10198 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10199 patterns.
10200 ("return"): Change to define_expand. Call cris_expand_return for
10201 actual expansion.
10202 ("*return_expanded"): New pattern.
10203 ("epilogue"): New define_expand.
10204 * config/cris/cris.h (PREDICATE_CODES): Add
10205 cris_load_multiple_op.
10206 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10207 type.
10208 (enum cris_retinsn_type): New.
10209 (struct machine_function): New member return_type.
10210 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10211 (cris_target_asm_function_epilogue): Remove, moving RTLified
10212 contents to...
10213 (cris_expand_epilogue): New function.
10214 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10215 (cris_gen_movem_load, cris_load_multiple_op)
10216 (cris_return_address_on_stack_for_return, cris_expand_return): New
10217 functions.
10218 (cris_target_asm_function_prologue)
10219 (cris_initial_frame_pointer_offset): Call
10220 cris_reg_saved_in_regsave_area instead of complicated expression.
10221 Call cris_return_address_on_stack instead of an expression.
10222 (cris_print_operand) <case 'o', case 'O'>: New cases.
10223 (cris_return_address_on_stack): Change return-type to bool.
10224 (cris_simple_epilogue): Ditto. Return false if registers are
10225 saved.
10226 * config/cris/cris-protos.h (cris_simple_epilogue)
10227 (cris_return_address_on_stack): Adjust prototype return type.
10228 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10229 (cris_return_address_on_stack_for_return): New prototypes.
10230
10231 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10232
10233 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10234 gpr_or_int12_operand.
10235
10236 * config/frv/frv-protos.h: Add a prototype to
10237 frv_legitimate_memory_operand and frv_const_unspec_p.
10238 (frv_unspec): Move from frv.c.
10239 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10240 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10241 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10242 gpr_or_fpr_operand, gpr_or_int12_operand,
10243 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10244 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10245 int6_operand, int5_operand, uint5_operand, uint4_operand,
10246 uint1_operand, int_2word_operand, uint16_operand,
10247 upper_int16_operand, integer_register_operand,
10248 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10249 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10250 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10251 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10252 move_destination_operand, movcc_fp_destination_operand,
10253 frv_function_symbol_referenced_p, move_source_operand,
10254 condexec_dest_operand, condexec_source_operand,
10255 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10256 const_unspec_operand, gpr_or_memory_operand,
10257 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10258 icc_operand, fcc_operand, cc_operand, icr_operand,
10259 fcr_operand, cr_operand, call_operand, sibcall_operand,
10260 symbolic_operand, relational_operator,
10261 integer_relational_operator, float_relational_operator,
10262 ccr_eqne_operator, minmax_operator,
10263 condexec_si_binary_operator, condexec_si_media_operator,
10264 condexec_si_divide_operator, condexec_si_unary_operator,
10265 condexec_sf_conv_operator, condexec_sf_add_operator,
10266 condexec_memory_operand, intop_compare_operator, acc_operand,
10267 even_acc_operand, quad_acc_operand, accg_operand: Move to
10268 predicates.md.
10269 * config/frv/frv.h (PREDICATE_CODES): Remove.
10270 * config/frv/frv.md: Include predicates.md.
10271 * config/frv/predicates.md: New.
10272
10273 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10274
10275 PR target/19537
10276 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10277 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10278 (add_standard_iv_candidates_for_size): New function, extracting code
10279 from add_standard_iv_candidates and parameterizing it by type size.
10280 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10281
10282 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10283
10284 * system.h (GCOV_SIZE_TYPE): Unposion.
10285 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10286 (GCOV_TYPE_SIZE): ...this new macro.
10287 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10288 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10289 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10290 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10291 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10292 instead of unsigned_intSI_type_node.
10293 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10294 (rtl_gen_one_value_profiler_no_edge_manipulation)
10295 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10296 * value-prof.c: Include coverage.h.
10297
10298 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10299 Diego Novillo <dnovillo@redhat.com>
10300
10301 Fix PR tree-optimization/20703
10302 Fix PR tree-optimization/20725
10303
10304 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10305 (create_expression_by_pieces): Ditto.
10306 (valid_in_set): Ditto. Also handle tcc_declaration.
10307 (find_or_generate_expression): Handle comparison class.
10308 (insert_into_preds_of_block): Ditto.
10309 (insert_aux): Ditto.
10310 (create_value_expr_from): Handle comparison class, recursively
10311 handle reference nodes.
10312 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10313 (execute_pre): Fix spacing.
10314 (do_fre): Renamed to execute_fre.
10315
10316 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10317
10318 * doc/invoke.texi (SPARC options): Document that
10319 -mlittle-endian is not supported on Linux either.
10320
10321 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10322
10323 PR target/4198
10324 PR target/12027
10325 * config.gcc (Obsolete configurations): Remove
10326 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10327 (sparclite-*-coff*): Delete.
10328 (sparclite-*-elf*): Likewise.
10329 (sparc86x-*-elf*): Likewise.
10330 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10331 * config/sparc/lite.h: Delete.
10332 * config/sparc/litecoff.h: Likewise.
10333 * config/sparc/liteelf.h: Likewise.
10334 * config/sparc/sp86x-elf.h: Likewise.
10335 * config/sparc/t-sparclite: Likewise.
10336 * config/sparc/t-sp86x: Likewise.
10337
10338 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10339
10340 * config/s390/s390-protos.h: (s390_comparison,
10341 s390_alc_comparison, s390_slb_comparison, const0_operand,
10342 consttable_operand, larl_operand, s_operand,
10343 shift_count_operand, bras_sym_operand, load_multiple_operation,
10344 store_multiple_operation, s390_plus_operand): Remove prototypes.
10345 (s390_legitimate_address_without_index_p): New prototype.
10346 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10347 to s390.h.
10348 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10349 const0_operand, consttable_operand, larl_operand, s_operand,
10350 shift_count_operand, bras_sym_operand, load_multiple_operation,
10351 store_multiple_operation, s390_plus_operand): Move to
10352 predicates.md.
10353 (check_mode): Remove.
10354 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10355 s390-protos.h.
10356 (s390_legitimate_address_without_index_p): New.
10357 * config/s390/s390.h (PREDICATE_CODES): Remove.
10358 * config/s390/s390.md: Include predicates.md.
10359 * config/s390/predicates.md: New.
10360
10361 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10362
10363 PR target/20446
10364 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10365 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10366 (NEED_INDICATE_EXEC_STACK): Define to 1.
10367 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10368 (NEED_INDICATE_EXEC_STACK): Define to 1.
10369 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10370 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10371 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10372 (pic_helper_emitted_p): New global.
10373 (emit_pic_helper): New function extracted from...
10374 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10375 Do not call emit_pic_helper if delay_pic_helper is true.
10376 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10377 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10378 (sparc_file_end): New function.
10379
10380 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10381
10382 * config/mcore/mcore-protos.h: Remove the prototypes for
10383 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10384 mcore_general_movdst_operand, mcore_reload_operand,
10385 mcore_arith_J_operand, mcore_arith_K_operand,
10386 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10387 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10388 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10389 mcore_literal_K_operand, mcore_addsub_operand,
10390 mcore_compare_operand, mcore_load_multiple_operation,
10391 mcore_store_multiple_operation, mcore_call_address_operand.
10392 Add a prototype for const_ok_for_mcore.
10393 * config/mcore/mcore.c (mcore_call_address_operand,
10394 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10395 mcore_arith_reg_operand, mcore_reload_operand,
10396 mcore_arith_J_operand, mcore_arith_K_operand,
10397 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10398 mcore_arith_M_operand, mcore_arith_imm_operand,
10399 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10400 mcore_literal_K_operand, mcore_addsub_operand,
10401 mcore_compare_operand, mcore_load_multiple_operation,
10402 mcore_store_multiple_operation): Move to predicates.md.
10403 (const_ok_for_mcore): Export.
10404 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10405 * config/mcore/mcore.md: Include predicates.md.
10406 * config/mcore/predicates.md: New.
10407
10408 * config/mcore/predicates.md: Fix a comment typo.
10409
10410 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10411 Adrian Straetling <straetling@de.ibm.com>
10412
10413 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10414 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10415 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10416 attribute.
10417 ("imul"): Removed from "type" attribute.
10418 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10419 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10420 Changed type to imulsi.
10421 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10422
10423 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10424
10425 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10426 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10427 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10428 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10429 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10430 (TARGET_SWITCHES, mcore_stack_increment_string)
10431 (TARGET_OPTIONS): Delete.
10432 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10433 than *_BIT constants.
10434 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10435 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10436 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10437 (mcore_override_options): Delete mcore_stack_increment code.
10438 Change use of M340_BIT to MASK_M340.
10439 * config/mcore/mcore.opt: New file.
10440
10441 2005-04-04 Ian Lance Taylor <ian@airs.com>
10442
10443 * config/arm/arm.c (replace_symbols_in_block): Remove static
10444 function.
10445
10446 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10447
10448 * config/fr30/fr30-protos.h: Remove the prototypes for
10449 stack_add_operand, add_immediate_operand,
10450 high_register_operand, low_register_operand, call_operand,
10451 di_operand, and nonimmediate_di_operand.
10452 * config/fr30/fr30.c (stack_add_operand,
10453 add_immediate_operand, high_register_operand,
10454 low_register_operand, call_operand, di_operand,
10455 nonimmediate_di_operand): Move to predicates.md.
10456 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10457 * config/fr30/fr30.md: Include predicates.md.
10458 * config/fr30/predicates.md: New.
10459
10460 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10461 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10462 mcore_call_address_operand.
10463
10464 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10465 general_movsrc_operand.
10466
10467 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10468
10469 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10470 after freeing.
10471
10472 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10473
10474 PR target/14812
10475 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10476 a negated value.
10477
10478 2005-04-04 Richard Henderson <rth@redhat.com>
10479 Jakub Jelinek <jakub@redhat.com>
10480
10481 PR rtl-optimization/16104
10482 * fold-const.c (fold_unary): Fix folding of vector conversions.
10483
10484 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10485
10486 * config.gcc (xstormy16-*-elf): Set extra_options.
10487 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10488 * config/stormy16/stormy16.opt: New file.
10489
10490 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10491
10492 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10493 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10494 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10495 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10496 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10497 (TARGET_UNIX_ASM): Delete.
10498 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10499 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10500 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10501 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10502 * config/pdp11/pdp11.opt: New file.
10503
10504 2005-04-03 Roger Sayle <roger@eyesopen.com>
10505 Alexandre Oliva <aoliva@redhat.com>
10506
10507 PR c++/19199
10508 * fold-const.c (non_lvalue): Split tests into...
10509 (maybe_lvalue_p): New function.
10510 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10511 C++ front-end prior to lowering into gimple form.
10512
10513 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10514
10515 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10516 BUILT_IN_STRNCASECMP): New.
10517 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10518 and strndup.
10519
10520 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10521
10522 PR target/14812
10523 * arm.md (addsi3_compare0_for_combiner): Delete.
10524 (addsi3_compare0_scratch_for_combiner): Delete.
10525 (cmpsi_neg_shiftsi): Delete.
10526 (compare_negsi_si): New pattern.
10527 (cmpsi_negshiftsi_si): New pattern.
10528 (negated_cbranchsi4): Restrict to equality_operator.
10529
10530 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10531 template.
10532
10533 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10534
10535 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10536 Fix comment typos.
10537
10538 * doc/install.texi: Fix a typo.
10539
10540 2005-04-03 Steven Bosscher <stevenb@suse.de>
10541
10542 PR middle-end/20648
10543 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10544 a computed goto if the edge to the computed goto block has
10545 incoming abnormal edges. Clarify how the function works.
10546
10547 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10548
10549 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10550 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10551 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10552 hash_scan_set, reg_set_between_after_reload_p,
10553 reg_used_between_after_reload_p, get_avail_load_store_reg,
10554 eliminate_partially_redundant_load): Likewise.
10555 * postreload.c (reload_cse_simplify_set,
10556 reload_combine_note_use): Likewise.
10557 * predict.c (predict_insn, expected_value_to_br_prob,
10558 propagate_freq, expensive_function_p): Likewise.
10559 * print-rtl.c (print_rtx): Likewise.
10560 * profile.c (instrument_edges, instrument_values,
10561 compute_branch_probabilities, branch_prob, union_groups,
10562 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10563 * protoize.c (in_system_include_dir, file_could_be_converted,
10564 file_normally_convertible, gen_aux_info_file, seek_to_line,
10565 do_cleaning): Likewise.
10566 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10567 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10568 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10569
10570 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10571
10572 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10573 * modulo-sched.c (undo_replace_buff_elem): New structure.
10574 (kernel_number_of_cycles, ps_unschedule_node,
10575 undo_generate_reg_moves,free_undo_replace_buff,
10576 undo_permute_partial_schedule, loop_single_full_bb_p,
10577 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10578 build_loops_structure, get_sched_window): New.
10579 (generate_reg_moves): Return undo_replace_buff_elem and other
10580 fixes.
10581 (generate_prolog_epilog): Remove old loop versioning.
10582 (sms_schedule): Use loop information and loop_version.
10583 (sms_schedule_by_order): Split part of it to get_sched_window.
10584 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10585 cfg_layout_finalize and free_dominance_info before/after SMS.
10586
10587 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10588
10589 * cfghooks.c (lv_flush_pending_stmts,
10590 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10591 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10592 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10593 lv_add_condition_to_bb,
10594 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10595 flush_pending_stmts): New in cfg_hooks structure.
10596 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10597 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10598 lv_add_condition_to_bb): New declarations.
10599 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10600 bool.
10601 (loop_version): Declare.
10602 * cfgloopmanip.c (cfghooks.h): Include.
10603 (duplicate_loop_to_header_edge): Change return type to bool.
10604 (loop_version, lv_adjust_loop_entry_edge): Move here.
10605 * cfgrtl.c (cfgloop.h): Include.
10606 (rtl_verify_flow_info_1): Fix.
10607 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10608 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10609 initialization.
10610 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10611 tree_lv_add_condition_to_bb): New.
10612 (tree_cfg_hooks): Add new hooks to initialization.
10613 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10614 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10615
10616 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10617
10618 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10619 xstormy16_below100_or_register,
10620 xstormy16_splittable_below100_or_register, and
10621 nonimmediate_nonstack_operand.
10622
10623 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10624 xstormy16_ineqsi_operator, equality_operator,
10625 inequality_operator, shift_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 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10630 equality_operator, inequality_operator,
10631 xstormy16_below100_operand, xstormy16_below100_or_register,
10632 xstormy16_splittable_below100_or_register,
10633 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10634 nonimmediate_nonstack_operand, shift_operator): Move to
10635 predicates.md.
10636 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10637 * config/stormy16/stormy16.md: Include predicates.md.
10638 * config/stormy16/predicates.md: New.
10639
10640 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10641
10642 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10643 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10644 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10645 move_operand, power_of_2_operand): Move to predicates.md.
10646 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10647 PREDICATE_CODE): Remove.
10648 * config/iq2000/iq2000.md: Include predicates.md.
10649 * config/iq2000/predicates.md: New.
10650
10651 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10652
10653 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10654 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10655 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10656 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10657 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10658 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10659 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10660 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10661 (TARGET_M68HC11): Delete.
10662 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10663 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10664 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10665 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10666 (nb_soft_regs): Delete.
10667 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10668 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10669 and MASK_M6812 being set simultaneously. Change the code that sets
10670 the default m68hc11_soft_reg_count to use integers instead of strings.
10671 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10672 m68hc11_soft_reg_count (which now has an int type) as the number
10673 of soft registers.
10674 * config/m68hc11/m68hc11.opt: New file.
10675
10676 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10677
10678 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10679 fp_displacement_operand, sp_displacement_operand.
10680
10681 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10682 m68hcc_auto_inc_p.
10683 Remove the prototypes for tst_operand, cmp_operand,
10684 stack_register_operand, d_register_operand,
10685 hard_addr_reg_operand, splitable_operand,
10686 m68hc11_logical_operator, m68hc11_arith_operator,
10687 m68hc11_non_shift_operator, m68hc11_shift_operator,
10688 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10689 non_push_operand, hard_reg_operand, and
10690 reg_or_some_mem_operand.
10691 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10692 extern.
10693 (tst_operand, cmp_operand, non_push_operand,
10694 splitable_operand, reg_or_some_mem_operand,
10695 stack_register_operand, d_register_operand,
10696 hard_addr_reg_operand, hard_reg_operand,
10697 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10698 m68hc11_arith_operator, m68hc11_non_shift_operator,
10699 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10700 predicates.md.
10701 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10702 * config/m68hc11/m68hc11.md: Include predicates.md.
10703 * config/m68hc11/predicates.md: New.
10704
10705 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10706
10707 PR debug/19345
10708 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10709 change checked in along with 2005-03-03's patch for debug/20253.
10710 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10711 (remap_decl): Insert type decl in map earlier.
10712
10713 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10714
10715 PR tree-optimization/20640
10716 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10717 post-dominator if it has phi nodes.
10718 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10719 before dead statements.
10720
10721 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10722
10723 PR middle-end/20491
10724 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10725
10726 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10727
10728 PR rtl-optimization/20290
10729 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10730 in every iteration if the entry point is the exit test.
10731
10732 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10733
10734 * config/cris/cris.md (attribute "length"): Define.
10735
10736 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10737
10738 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10739 (word_offset_memref_operand): New.
10740 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10741 (indexed_or_indirect_operand): Delete.
10742 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10743 (indexed_or_indirect_operand): Delete.
10744
10745 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10746
10747 PR 20650
10748 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10749 a register.
10750
10751 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10752 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10753
10754 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10755
10756 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10757
10758 2005-04-01 Ian Lance Taylor <ian@airs.com>
10759
10760 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10761 (rus, prus): Remove static variables.
10762 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10763 (process_command): Permit report_times and use_pipes together.
10764
10765 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10766
10767 * c-decl.c (validate_proto_after_old_defn): Look at
10768 TYPE_MAIN_VARIANT of argument types.
10769
10770 2005-04-01 Paul Brook <paul@codesourcery.com>
10771
10772 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10773 (arm_output_function_epilogue): Allow call_via_SP.
10774 (thumb_call_via_reg, arm_file_end): Ditto.
10775 * config/arm/arm.h (struct machine_function): Include space for SP.
10776 (thumb_call_via_label): Update declaration.
10777
10778 2005-04-01 Ian Lance Taylor <ian@airs.com>
10779
10780 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10781 doing a peephole optimization, once again put any notes in the
10782 proper position.
10783
10784 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10785
10786 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10787
10788 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10789
10790 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10791 (block_alloc, find_free_reg): Likewise.
10792 * loop-doloop.c (doloop_modify): Likewise.
10793 * loop-invariant.c (record_use): Likewise.
10794 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10795 get_iv_value, canon_condition, eliminate_implied_condition,
10796 eliminate_implied_condition, simplify_using_initial_values,
10797 shorten_into_mode, canonicalize_iv_subregs,
10798 iv_number_of_iterations): Likewise.
10799 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10800 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10801 unswitch_loop): Likewise.
10802 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10803 move_movables, replace_call_address, find_and_verify_loops,
10804 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10805 record_giv, final_giv_value, general_induction_var,
10806 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10807 loop_giv_dump): Likewise.
10808
10809 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10810 GCOV_CHECK_WRITING): Remove.
10811 (gcov_position, gcov_rewrite): Use gcc_assert.
10812 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10813 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10814 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10815 gcc_assert.
10816
10817 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10818
10819 * tree-inline.c: Fix a typo.
10820
10821 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10822
10823 * configure.ac (enable-checking): Explicitly set all variables for
10824 collective switch values. Alphabetize variables. Rename
10825 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10826 synonym for 'no'.
10827 * doc/install.texi (enable-checking): Update documentation.
10828 * configure: Rebuilt.
10829
10830 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10831
10832 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10833 possible.
10834
10835 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10836
10837 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10838 Also reject cases where this pattern will cause load delay stalls
10839 unless optimizing for size and it will produce a shorter sequence.
10840 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10841 variants to avoid pre-adjusting the base when possible.
10842
10843 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10844
10845 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10846 the frame and argument pointers.
10847 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10848 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10849 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10850 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10851 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10852 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10853
10854 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10855
10856 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10857 with entry for selectany attribute.
10858 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10859 Declare.
10860 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10861 (i386_pe_asm_named_section): Handle sections generated by
10862 selectany attribute.
10863 * doc/extend.texi (selectany): Document attribute.
10864
10865 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10866 Jan Hubicka <jh@suse.cz>
10867
10868 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10869 to fix addresses involving EBP and ESP.
10870 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10871 for SUBREGed registers.
10872 (legitimate_address_p): Accept SUBREGed registers.
10873
10874 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10875
10876 PR c++/19406
10877 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10878 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10879 for FIELD_DECLs.
10880
10881 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10882
10883 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10884
10885 2005-04-01 James E Wilson <wilson@specifixinc.com>
10886
10887 PR c++/20505
10888 * dwarf2out.c (rtl_for_decl_init): New function.
10889 (rtl_for_decl_location): Extracted from here.
10890 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10891 add_const_value_attribute. Delete initializer_constant_valid_p call.
10892
10893 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10894
10895 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10896 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10897 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10898 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10899 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10900 config/i386/i386.md, config/rs6000/predicates.md,
10901 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10902 config/s390/s390.c, config/stormy16/stormy16.c,
10903 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10904 typos.
10905
10906 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10907
10908 PR c/17855
10909 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10910 COND_EXPR and CALL_EXPR.
10911
10912 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10913
10914 PR target/20632
10915 * genautomata.c (first_cycle_unit_presence): Check all alternative
10916 states for unit presence.
10917
10918 * doc/md.texi: Remove remark about impossibility to query unit
10919 presence in non nondeterministic automaton state.
10920
10921 * config/ia64/ia64.c (get_template): Change order of unit querying.
10922
10923 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10924
10925 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10926 obsolete comment.
10927
10928 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10929
10930 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10931 flag for edges outside any loops.
10932
10933 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10934
10935 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10936
10937 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10938
10939 * tree-ssa-alias.c: Follow spelling conventions.
10940 * doc/tree-ssa.texi: Fix a typo.
10941
10942 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10943
10944 * postreload-gcse.c: Include target.h.
10945 (gcse_after_reload_main): Return early if we cannot modify jumps.
10946 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10947
10948 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10949
10950 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10951 expensive operations.
10952
10953 2005-03-31 Ian Lance Taylor <ian@airs.com>
10954
10955 * collect2.c (lderrout): New variable.
10956 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10957 if it is set, to stderr.
10958 (handler): Unlink lderrout if it is set.
10959 (dump_file): Add "to" parameter. Change all callers.
10960 (main): Initialize lderrout.
10961 (collect_execute): Add errname parameter. Change all callers.
10962 Rename redir parameter to outname. Never pass
10963 PEX_STDERR_TO_STDOUT to pex_run.
10964 * collect2.h (collect_execute, dump_file): Update declarations.
10965 * tlink.c (tlink_execute): Add errname parameter. Change all
10966 callers.
10967 (do_tlink): Check lderrout as well as ldout.
10968
10969 2005-03-31 Caroline Tice <ctice@apple.com>
10970
10971 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10972 (bb-reorder.o): Add errors.h to list of requirements.
10973 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10974 profiledbootstrap flags.
10975 * bb-reorder.c (errors.h): Add new include.
10976 (struct bbro_basic_block_data_def): Add new field, in_trace.
10977 (add_unlikely_executed_notes): Remove function.
10978 (mark_bb_for_unlikely_executed_section): Remove function.
10979 (insert_section_boundary_note): New function.
10980 (verify_hot_cold_block_grouping): New function.
10981 (push_to_next_round_p): Remove variables and tests that push all
10982 cold blocks to last round.
10983 (find_traces): Remove code that added extra round of trace finding
10984 when doing partitioning.
10985 (find_traces_1_round) : Remove variable last_round; add code to
10986 update new struct field, in_trace; correct trace_length where it was
10987 incorrect before (after call to copy_bb); change code that pushed all
10988 cold blocks to last round. Instead verify that all blocks going into
10989 a trace belong in the same partition.
10990 (connect_traces): Modify to connect the traces in two passes, if the
10991 function contains both hot and cold blocks. The first pass connects
10992 all the traces for blocks in the partition that the first block in
10993 the function belongs to; the second pass connnects all the traces
10994 containing blocks that belong in the other partition.
10995 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10996 code that automatically put the first block in a function into the
10997 hot partition if the function had any hot blocks.
10998 (fix_crossing_unconditional_branches): Check number of succ edges
10999 before attempting to get one.
11000 (fix_edges_for_rarely_executed_code): Update comment describing
11001 function.
11002 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11003 remove call to add_unlikely_executed_notes; add call to
11004 verify_hot_cold_block_grouping.
11005 (duplicate_computed_gotos): Don't change computed goto if it's a
11006 crossing edge.
11007 (partition_hot_cold_basic_blocks): Update function comment.
11008 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11009 condition.
11010 (try_forward_edges): Likewise.
11011 (merge_blocks_move_predecessor_nojumps): Likewise.
11012 (merge_blocks_move_successor_nojumps): Likewise.
11013 (merge_blocks_move): Likewise.
11014 (try_crossjump_bb): Likewise.
11015 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11016 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11017 notes to cold bb's; remove call to update_unlikely_executed_notes.
11018 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11019 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11020 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11021 function declaration.
11022 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11023 from consideration.
11024 (rtl_can_merge_blocks): Remove redundancy from condition.
11025 (try_redirect_by_replacing_jump): Likewise.
11026 (force_nonfallthru_and_redirect): Remove code for adding
11027 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11028 (commit_one_edge_insertion): Likewise.
11029 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11030 * dbxout.c (FORCE_TEXT): Replace function_section with
11031 current_function_section.
11032 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11033 function, switch_text_section.
11034 (struct xcoff_debug): Likewise.
11035 (dbxout_function_end): Add code to put out label diffs for both
11036 hot and cold sections.
11037 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11038 for new debug_hooks funciton, switch_text_section..
11039 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11040 switch_text_section.
11041 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11042 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11043 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11044 dw_fde_switched_sections.
11045 (output_call_frame_info): Add test to see if function switches text
11046 sections in the middle; if so, use appropriate extra hot and cold
11047 section labels to compute size deltas for the hot and cold sections.
11048 (dwarf2out_begin_prologue): Add code to initialize new fields in
11049 dw_fde_struct.
11050 (dwarf2out_switch_text_section): New function (invoked through
11051 debug_hook); updates new fields in dw_fde_struct appropriately and
11052 increments separate_line_info_table_in_use.
11053 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11054 dwarf2out_switch_text_section.
11055 (struct var_loc_node): Add new field, section_label.
11056 (output_aranges): Add code to check whether in hot or cold section and
11057 use the appropriate label in calculating deltas.
11058 (output_ranges): Likewise.
11059 (output_line_info): Add code to check which section we're in and
11060 use appropriate hot/cold label.
11061 (add_location_or_constant_value_attribute): Likewise.
11062 (gen_subprogam_die): Modify arange attributes to use correct labels.
11063 (dwarf2out_begin_block): Change call to function_section into call to
11064 current_function_section.
11065 (dwarf2out_end_block): Likewise.
11066 (dwarf2out_source_line): Likewise.
11067 (dwarf2out_var_location): Add code to check whether in hot or cold
11068 section and use the appropriate label.
11069 * except.c (output_function_exception_table): Change call to
11070 function_section into call to current_function_section.
11071 * final.c (profile_function): Likewise.
11072 (scan_ahead_for_unlikely_executed_note): Remove function.
11073 (final_scan_insn): Remove calls to
11074 scan_ahead_for_unlikely_executed_note, and related code for switching
11075 to cold section, except for the single time
11076 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11077 debug_hooks->switch_text_sections; replace appropriate calls to
11078 function_section with calls to current_function_section.
11079 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11080 test_bb to condition.
11081 (find_if_case_2): Likewise.
11082 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11083 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11084 * opts.c (decode_options): Change warning about hot/cold partitioning
11085 with exceptionss to inform (so as not to cause bootstrap failures);
11086 remove warning about partitioning with DWARF debug info.
11087 * output.h (current_function_section): Add new function decl.
11088 (insert_section_boundary_note): Likewise.
11089 (enum in_section): Move this declaration here from varasm.c.
11090 (unlikely_section_label): Likewise.
11091 (unlikely_text_section_name): Likewise.
11092 (last_text_section_name): New global variable.
11093 (last_text_section): Likewise.
11094 (hot_section_label): Likewise.
11095 (hot_section_end_label): Likewise.
11096 (cold_section_end_label): Likewise.
11097 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11098 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11099 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11100 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11101 insn from consideration.
11102 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11103 switch_text_section.
11104 * varasm.c (basic-block.h): Add new include.
11105 (unlikely_section_label_printed): Remove global variable.
11106 (unlikely_section_label): Make global variable not be static any more.
11107 (unlikely_text_section_name): Likewise.
11108 (hot_section_end_label): New global variable (not static)
11109 (first_function_block_is_cold): Likewise.
11110 (hot_section_label): Likewise.
11111 (cold_section_end_label): Likewise..
11112 (last_text_section): New global variable, not static.
11113 (last_text_section_name): New global variable, not static.
11114 (initialize_cold_section_name): New function.
11115 (enum in_section): Move declaration to output.h.
11116 (text_section): Update last_text_section.
11117 (unlikely_text_section): Replace code to determine cold section name
11118 with call to initialize_cold_section_name; Add code to update
11119 last_text_section; remove code for printing out label.
11120 (named_section_real): Add code to update last_text_section and
11121 last_text_section_name as appropriate.
11122 (function_section): Change test for 'unlikely' to depend on
11123 first_function_block_is_cold (moved old test to
11124 current_function_section).
11125 (current_function_section): New function.
11126 (assemble_start_function): Move code that frees
11127 unlikely_text_section_name; initialize hot_section_end_label;
11128 print hot and cold section labels at the start of the function;
11129 set first_function_block_is_cold, if appropriate; initialize l
11130 ast_text_section; add call to insert_section_boundary_note.
11131 (assemble_end_function): Add code to write out hot and cold section
11132 end labels.
11133 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11134 switch_text_section.
11135 * config/darwin.c (machopic_select_section): Replace incorrect
11136 function in base_funs; update reloc for cold sections if necessary.
11137 * config/darwin.h (SECTION_FUNCTION): Add code to update
11138 last_text_section if appropriate.
11139 (text_unlikely_section): Remove.
11140 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11141 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11142 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11143 partitioning for this architecture.
11144
11145 2005-03-31 Olivier Hainque <hainque@adacore.com>
11146
11147 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11148 defined and non-zero.
11149
11150 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11151
11152 PR c++/18644
11153 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11154 semantics.
11155
11156 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11157
11158 PR target/20611
11159 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11160 label operand. Remove (use (unspec..)). Don't emit a label on
11161 the offset word.
11162 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11163 generate inline label for load_toc_v4_PIC_1b.
11164 (rs6000_emit_load_toc_table): Likewise.
11165
11166 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11167
11168 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11169 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11170
11171 2005-03-29 Devang Patel <dpatel@apple.com>
11172
11173 * tree-sra.c (decide_block_copy): Disable scalarization of
11174 sub-elements.
11175
11176 2005-03-30 Stuart Hastings <stuart@apple.com>
11177 Dale Johannesen <dalej@apple.com>
11178
11179 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11180 * print-tree.c (print_node): Add case STATEMENT_LIST.
11181
11182 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11183
11184 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11185 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11186 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11187 is given with "powerpc64*" or "all", or when --with-cpu chooses
11188 a 64-bit cpu.
11189
11190 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11191
11192 PR debug/20268
11193 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11194 gen_lexical_block_die.
11195 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11196
11197 2005-03-31 Jan Hubicka <jh@suse.cz>
11198
11199 2004-11-02 Jan Hubicka <jh@suse.cz>
11200
11201 * cgraph.c (cgraph_varpool_node_name): New function.
11202 (dump_cgraph_varpool_node): New function.
11203 (dump_varpool): New function.
11204 * cgraphunit.c (cgraph_optimize): Dump varpool.
11205
11206 2004-10-16 Jan Hubicka <jh@suse.cz>
11207
11208 * cgraph.c (decide_is_variable_needed): New function.
11209 (cgraph_varpool_finalize_decl): Use it.
11210 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11211 unit-at-a-time.
11212 * final.c (output_addr_const): Do not call mark_referenced.
11213 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11214 always go via cgraph.
11215 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11216 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11217 * tree-optimize.c (execute_inline): Mark functions called.
11218 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11219
11220 2004-10-11 Jan Hubicka <jh@suse.cz>
11221
11222 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11223 (cgraph_varpool_last_needed_node): New static variable.
11224 (enqueue_needed_varpool_node): Break out from ...; add items to the
11225 end of queue; update first pointers.
11226 (cgraph_varpool_mark_needed_node): ... here.
11227 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11228 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11229 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11230 (cgraph_varpool_first_unanalyzed_node): Declare.
11231 * cgraphunit.c: Include output.h.
11232 (cgraph_varpool_analyze_pending_decls): New function.
11233 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11234 for errors, analyze pending decls.
11235 (cgraph_finalize_compilation_unit): Only analyze decls.
11236 (cgraph_optimize): Assemble the decls after expanding.
11237
11238 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11239
11240 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11241 subvars get marked properly in tags for grouping.
11242 (add_pointed_to_var): Mark only actual pointed to
11243 variables/subvars in addresses needed.
11244 (create_overlap_variables_for): Clear call clobbered on original
11245 variable.
11246 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11247 addresable vars with subvars into list.
11248 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11249 subvar should be.
11250
11251 2005-03-30 Richard Henderson <rth@redhat.com>
11252
11253 * cgraph.h (struct cgraph_node): Add alias.
11254 * varasm.c (assemble_alias): Set it.
11255 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11256 avoid calling cgraph_expand_function.
11257
11258 2005-03-30 Tom Tromey <tromey@redhat.com>
11259
11260 * tree.def (FILE_TYPE): Removed.
11261 * typeclass.h (enum type_class): Removed file_type_class.
11262 * dwarf2out.c (is_base_type): Updated.
11263 (gen_type_die): Likewise.
11264 * dbxout.c (dbxout_type): Updated.
11265 * builtins.c (type_to_class): Updated.
11266 * tree.c (type_contains_placeholder_1): Updated.
11267 * config/sparc/sparc.c (sparc_type_code): Updated.
11268 * config/ia64/ia64.c (hfa_element_mode): Updated.
11269 * expr.c (count_type_elements): Updated.
11270 * stor-layout.c (layout_type): Updated.
11271 * tree-inline.c (remap_type): Updated.
11272 * tree-pretty-print.c (dump_generic_node): Updated.
11273
11274 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11275
11276 * builtins.c (expand_builtin_powi): Fix mode of
11277 2nd argument to match int.
11278 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11279 2nd argument type to int.
11280 * libgcc2.c: Change prototype of __powi* functions to use
11281 int.
11282
11283 2005-03-30 Dale Johannesen <dalej@apple.com>
11284
11285 PR middle-end/19225
11286 * calls.c (expand_call): Flush pending deferrals before
11287 throwing call.
11288
11289 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11290
11291 PR c/772
11292 PR c/17913
11293 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11294 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11295 c_label_context, label_context_stack): New.
11296 * c-decl.c (define_label): Check for jumps into statement
11297 expressions. Add label to list of defined labels.
11298 (start_function): Push context on label_context_stack.
11299 (finish_function): Pop context from label_context_stack.
11300 * c-typeck.c (label_context_stack): New.
11301 (c_finish_goto_label): Check for jumps into statement
11302 expressions. Add label to list of jumped to labels.
11303 (struct c_switch): Add blocked_stmt_expr.
11304 (c_start_case): Initialize it.
11305 (do_case): Check it.
11306 (c_finish_case): Verify !blocked_stmt_expr.
11307 (c_begin_stmt_expr): Push context on label_context_stack.
11308 Increment blocked_stmt_expr. Mark labels jumped to from outside
11309 as undefinable.
11310 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11311 defined in the statement expression and no longer jumpable to.
11312 Mark labels jumped to from just outside the statement expression
11313 as again definable. Pop context from label_context_stack.
11314 * doc/extend.texi (Statement Exprs): Update.
11315
11316 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11317
11318 PR c/20368
11319 * c-decl.c (start_function): Check for old_decl being
11320 error_mark_node.
11321
11322 2005-03-30 Ian Lance Taylor <ian@airs.com>
11323
11324 * final.c (final): Remove prescan parameter. Change all callers.
11325 (final_scan_insn): Remove prescan parameter. Change all callers.
11326
11327 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11328
11329 * tree-vectorizer.c: Fix comment typos.
11330
11331 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11332
11333 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11334 as soon as a chrec_dont_know is detected.
11335
11336 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11337
11338 Merge from csl-arm-branch.
11339 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11340
11341 * tlink.c (recompile_files): Do not assume that "rename" can
11342 overwrite an existing file.
11343
11344 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11345
11346 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11347 * gcc/configure: Regenerate.
11348
11349 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11350
11351 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11352
11353 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11354
11355 * calls.c (struct arg_data): Update "partial" comment.
11356 (load_register_parameters): Update "nregs" comment.
11357
11358 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11359
11360 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11361 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11362 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11363 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11364 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11365 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11366 than target_flags & 0.
11367 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11368 (iq2000_arch, iq2000_parse_cpu): Delete.
11369 (TARGET_HANDLE_OPTION): Override default.
11370 (iq2000_handle_option): New function.
11371 (override_options): Remove -march= and -mcpu= handling.
11372 * config/iq2000/iq2000.opt: New file.
11373
11374 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11375
11376 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11377 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11378 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11379 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11380 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11381 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11382 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11383 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11384 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11385 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11386 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11387 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11388 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11389 (TARGET_OPTIONS): Delete.
11390 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11391 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11392 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11393 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11394 (c4x_cpu_version_string): Delete.
11395 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11396 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11397 equivalent -mcpu= option.
11398 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11399 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11400 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11401 or clearing the appropriate MASK_* bit.
11402 (c4x_file_start): Use c4x_cpu_version.
11403 * config/c4x/c4x.opt: New file.
11404
11405 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11406
11407 * doc/options.texi: Document the new MaskExists flag.
11408 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11409 if the option has the MaskExists flag.
11410
11411 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11412
11413 * opt-functions.awk (flag_set_p, test_flag): New functions.
11414 (switch_flags): Use them.
11415 * opth-gen.awk: Use flag_set_p to check for flags.
11416 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11417
11418 2005-03-30 Ian Lance Taylor <ian@airs.com>
11419
11420 * config.host (i[34567]86-*-mingw32*): Don't set
11421 host_can_use_collect2 to no.
11422
11423 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11424
11425 PR target/20203
11426 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11427 Remove convert_memory_address call duplicating that in memory_address.
11428
11429 2005-03-29 Richard Henderson <rth@redhat.com>
11430
11431 PR c/20519
11432 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11433 (build_compound_literal): Likewise. Propagate decl type into the
11434 initializer.
11435 (finish_decl): Likewise. Use new return value from complete_array_type
11436 for zero sized arrays.
11437 (complete_array_type): Move ...
11438 * c-common.c (complete_array_type): ... here. Change first argument
11439 to pointer-to-type-node. Consistently use sizetype for the index
11440 except for zero sized arrays. Detect zero sized arrays for pedantic
11441 mode diagnostics. Create a new type node instead of modifying the
11442 old node in place.
11443 * c-tree.h (complete_array_type): Move decl ...
11444 * c-common.h (complete_array_type): ... here.
11445
11446 2005-03-29 Richard Henderson <rth@redhat.com>
11447
11448 PR tree-opt/19108
11449 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11450
11451 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11452
11453 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11454 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11455 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11456 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11457
11458 2005-03-29 Eric Christopher <echristo@redhat.com>
11459
11460 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11461 truthvalue conversion removal.
11462
11463 2005-03-29 Ian Lance Taylor <ian@airs.com>
11464
11465 PR bootstrap/14316
11466 * collect2.c: Never include <vfork.h>.
11467 (VFORK_STRING, vfork): Don't define.
11468 (pid): Remove global variable.
11469 (handler): Call raise instead of kill (getpid(), ...).
11470 (collect_wait): Add pex parameter. Change all callers. Use
11471 pex_get_status rather than pwait.
11472 (do_wait): Add pex parameter. Change all callers.
11473 (collect_execute): Return struct pex_obj * rather than void. Use
11474 pex routines rather than pexecute.
11475 (fork_execute): Get pex_obj from collect_execute, and pass it to
11476 do_wait.
11477 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11478 Only declare quit_handler if SIGQUIT is defined.
11479 (scan_libraries): Likewise.
11480 * collect2.h (collect_execute): Update declaration.
11481 (collect_wait): Update declaration.
11482 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11483 pass it to collect_wait.
11484
11485 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11486
11487 PR c/20672
11488 * c-parser.c (c_parser_compound_statement_nostart): Give error
11489 message for EOF instead of just setting parser->error.
11490
11491 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11492
11493 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11494 (slpeel_update_phi_nodes_for_guard1): New function.
11495 (slpeel_update_phi_nodes_for_guard2): New function.
11496 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11497 of slpeel_update_phi_nodes_for_guard.
11498 (vectorize_loops): Remove call to loop_closed_rewrite.
11499 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11500 assertion.
11501
11502 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11503
11504 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11505 (TARGET_LITTLE_ENDIAN): New macro.
11506 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11507 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11508 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11509 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11510 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11511 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11512 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11513 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11514 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11515 (TARGET_OPTIONS): Delete.
11516 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11517 (CACHE_FLUSH_TRAP): Turn into an integer.
11518 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11519 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11520 -mflush-trap is in use.
11521 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11522 (m32r_cache_flush_trap_string): Delete.
11523 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11524 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11525 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11526 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11527 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11528 -mmodel= and -msdata= handling from...
11529 (m32r_init): ...here.
11530 * config/m32r/m32r.opt: New file.
11531
11532 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11533
11534 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11535 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11536 * tree-vect-analyze.c (vect_object_analysis): additional parm
11537 pass back a "struct ptr_info_def *" with the points-to info.
11538 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11539 statement using info returned from vect_object_analysis.
11540 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11541 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11542 for virtual uses and defs when creating a replacement vector
11543 reference. Call duplicate_ssa_name_ptr_info to define points-to
11544 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11545 (vectorizable_store): copy_virtual_operands and update
11546 definition statements.
11547 (vectorizable_load): copy_virtual_operands. Remove call to
11548 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11549 * tree-vectorizer.c (vectorize_loops): Remove calls to
11550 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11551 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11552 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11553 define macro STMT_VINFO_PTR_INFO for use in accessing.
11554 * tree.h add export of duplicate_ssa_name_ptr_info.
11555 * rs6000.c (altivec_init_builtins): Declare builtin function
11556 __builtin_altivec_mask_for_load to be "const".
11557
11558 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11559
11560 PR middle-end/20622
11561 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11562 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11563 assemble_variable on aliases.
11564 * varasm.c (assemble_alias): Set node->alias.
11565 * toplev.c (wrapup_global_declarations): Don't call
11566 rest_of_decl_compilation on aliases again.
11567
11568 2005-03-29 Paul Brook <paul@codesourcery.com>
11569
11570 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11571 * config/arm/arm.c (arm_dbx_register_number): New function.
11572 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11573
11574 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11575
11576 PR middle-end/20263
11577 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11578 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11579
11580 2005-03-29 Dale Johannesen <dalej@apple.com>
11581
11582 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11583 $(TREE_H) and $(COVERAGE_H).
11584 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11585 * opts.c (common_handle_option): Enable tree-based value transforms.
11586 * toplev.c (process_options): Ditto.
11587 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11588 refers to references to this type.
11589 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11590 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11591 for may_be_more, may_be_less.
11592 (rtl_gen_pow2_profiler): Adjust.
11593 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11594 (rtl_gen_one_value_profiler): Adjust.
11595 (rtl_gen_const_delta_profiler): Adjust.
11596 * tree-profile.c (tree_gen_interval_profiler): Implement.
11597 (tree_gen_pow2_profiler): Ditto.
11598 (tree_gen_one_value_profiler): Ditto.
11599 (tree_profiling): New.
11600 (pass_tree_profile): Reference it.
11601 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11602 tree.h, gcov-io.h.
11603 (insn_divmod_values_to_profile): Rename to
11604 rtl_divmod_values_to_profile. Adjust.
11605 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11606 (insn_prefetch_values_to_profile): Adjust.
11607 (rtl_value_profile_transformations): Adjust.
11608 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11609 (gen_mod_pow2): Rename to rtl_mod_pow2.
11610 (gen_mod_subtract): Rename to rtl_mod_subtract.
11611 (divmod_fixed_value_transform): Rename to
11612 rtl_divmod_fixed_value_transform.
11613 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11614 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11615 (rtl_find_values_to_profile): Adjust.
11616 (tree_value_profile_transformations): Implement.
11617 (tree_divmod_values_to_profile): New.
11618 (tree_values_to_profile): New.
11619 (tree_divmod_fixed_value): New.
11620 (tree_mod_pow2): New.
11621 (tree_mod_subtract): New.
11622 (tree_divmod_fixed_value_transform): New.
11623 (tree_mod_pow2_value_transform): New.
11624 (tree_mod_subtract_transform): New.
11625 (tree_find_values_to_profile): Implement.
11626 * profile.c (instrument_values): Free histograms.
11627 (compute_value_histograms): Adjust. Implement tree version.
11628
11629 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11630
11631 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11632 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11633 variable. Output "fldcw" depending on round_mode.
11634 * config/i386/i386.md (UNSPEC_FIST): New.
11635 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11636 New isns patterns to implement lrint and llrint built-ins as x87
11637 intrinsic function.
11638 (fistdi2, fist<mode>2 splitters): New splitters.
11639 (lrint<mode>2): New expanders.
11640
11641 2005-03-28 Ian Lance Taylor <ian@airs.com>
11642
11643 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11644 0 when calling final_scan_insn.
11645
11646 2005-03-28 Jan Hubicka <jh@suse.cz>
11647
11648 PR middle-end/20635
11649 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11650 as needed.
11651
11652 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11653 types where possible.
11654
11655 2005-03-26 Per Bothner <per@bothner.com>
11656
11657 Make -f[no-]show-column also control non-cpp diagnostics.
11658 * c.opt (fshow-column): Move option from here ...
11659 * common.opt (fshow-column): ... to here.
11660 * diagnostic.c (diagnostic_build_prefix): Only print column number
11661 if flag_show_column.
11662
11663 2005-03-27 Steven Bosscher <stevenb@suse.de>
11664
11665 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11666 vax_output_conditional_branch): New prototypes.
11667 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11668 extracted from vax.md mov and add patterns.
11669 (vax_output_conditional_branch): New function to output conditional
11670 branch instructions.
11671 * vax.md: Use mode macros for arithmetic and mov patterns.
11672 Use code macros for the jump patterns.
11673
11674 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11675
11676 * Makefile.in (libbackend.o): Depend on version files;
11677 add custom generation command.
11678
11679 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11680
11681 PR target/20636
11682 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11683 sure that we have a REG before getting its REGNO.
11684
11685 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11686
11687 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11688 * builtins.def (BUILT_IN_STRNDUP): New.
11689
11690 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11691
11692 PR tree-optimization/20470
11693 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11694 ABS(x-y).
11695
11696 2005-03-25 Mike Stump <mrs@apple.com>
11697
11698 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11699 sized objects.
11700
11701 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11702
11703 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11704 Use our own structure definitions.
11705
11706 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11707 (fix_truncdfsi2): Allow registers or memory as destination.
11708 When TARGET_PPC_GFXOPT, generate simplified pattern.
11709 (fix_truncdfsi2_internal): Use define_insn_and_split.
11710 (fix_truncdfsi2_internal_gfxopt): New.
11711 (fctiwz): Don't confuse register allocation by giving it no choices.
11712 (stfiwx): New.
11713 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11714 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11715 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11716 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11717
11718 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11719
11720 * dominance.c (free_dominance_info): Speed up by freeing et
11721 data structures without maintaining other nodes.
11722 * et-forest.c (et_free_tree_force): New.
11723 * et-forest.h: Add a prototype for et_free_tree_force.
11724
11725 * tree.c (get_set_constructor_bits,
11726 get_set_constructor_bytes): Remove.
11727 * tree.h: Remove the corresponding prototypes.
11728
11729 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11730
11731 PR target/15491
11732 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11733 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11734 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11735 PRE_DEC, NEG and NOT.
11736
11737 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11738
11739 * fold-const.c: Convert uses of fold (build (...)) to
11740 fold_buildN.
11741
11742 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11743
11744 PR rtl-optimization/20249
11745 * cse.c (insert_regs): Do not record equivalence of registers in
11746 different modes.
11747
11748 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11749
11750 * emit-rtl.c (reverse_comparison): Remove.
11751 * rtl.h: Remove the corresponding prototype.
11752
11753 2005-03-24 James E Wilson <wilson@specifixinc.com>
11754
11755 * doc/install.texi (--enable-altivec): Delete docs.
11756
11757 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11758
11759 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11760 SFmode and DFmode before reload when
11761 flag_unsafe_math_optimizations not enabled.
11762
11763 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11764
11765 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11766
11767 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11768 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11769
11770 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11771
11772 * configure.ac (enable-checking): Add 'runtime' option.
11773 * doc/install.texi (enable-checking): Document 'runtime' checking.
11774 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11775 * config.in: Regenerated.
11776 * configure: Regenerated.
11777
11778 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11779
11780 * optabs.h (enum optab_index): Remove OTI_llrint.
11781 (llrint_optab): Remove macro.
11782 * optabs.c (init_optabs): Remove llrint_optab initialization.
11783 * genopinit.c (optabs): Remove llrint_optab implementation.
11784 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11785 using lrint_optab.
11786
11787 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11788
11789 PR rtl-optimization/20532
11790 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11791 overflow when adding coefficients for PLUS or MINUS.
11792 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11793 two as multiplier.
11794
11795 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11796
11797 * langhooks.h (truthvalue_conversion): Remove.
11798 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11799 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11800 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11801 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11802 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11803
11804 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11805
11806 * params.def: Fix a typo.
11807 * config/mips/mips.c: Follow the spelling convensions.
11808 * doc/invoke.texi: Fix typos.
11809
11810 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11811
11812 Fix PR tree-optimization/20601
11813
11814 * tree-ssa-pre.c (insert_aux): Add missing condition to
11815 constification.
11816
11817 2005-03-23 Ian Lance Taylor <ian@airs.com>
11818
11819 * final.c (final_scan_insn): Don't remove no-op instructions.
11820 * reload1.c (reload): Remove simple no-op instructions even when
11821 not optimizing.
11822
11823 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11824
11825 PR tree-optimization/20501
11826 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11827 reporting that peeling for alignment is applied moved to...
11828 * (vect_analyze_data_refs_alignment): Here.
11829
11830 2005-03-23 Ian Lance Taylor <ian@airs.com>
11831
11832 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11833
11834 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11835
11836 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11837 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11838
11839 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11840
11841 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11842 imply that this is called once, independent of asms in code.
11843 Adjust to now being pased output and input lists. Mention helper
11844 function decl_overlaps_hard_reg_set_p.
11845 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11846 hook_tree_tree_identity and to take three trees, returning third.
11847 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11848 prototype.
11849 * stmt.c: include hard-reg-set.h before tree.h.
11850 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11851 (decl_conflicts_with_clobbers_p): Call
11852 decl_overlaps_hard_reg_set_p.
11853 (expand_asm_operands): Pass output and input lists in call to
11854 targetm.md_asm_clobbers.
11855 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11856 hook_tree_tree_tree_tree_3rd_identity.
11857 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11858 parameters.
11859 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11860 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11861 parameters, first two unused.
11862 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11863 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11864 in constraint letters and MOF is not mentioned as a asm-declared
11865 register in neither of the input and output lists.
11866
11867 2005-03-23 DJ Delorie <dj@redhat.com>
11868
11869 * optabs.c (expand_binop): Make sure the first subword's result
11870 gets stored.
11871
11872 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11873
11874 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11875 Call c_common_truthvalue_conversion rather than
11876 lang_hooks.truthvalue_conversion.
11877 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11878 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11879 c-typeck.c.
11880 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11881 c_common_truthvalue_conversion.
11882 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11883 c_parser_conditional_expression, c_parser_binary_expression): Call
11884 c_objc_common_truthvalue_conversion.
11885 * c-typeck.c (build_unary_op): Call
11886 c_objc_common_truthvalue_conversion.
11887 (build_conditional_expr): Do not call
11888 lang_hooks.truthvalue_conversion.
11889 (build_binary_op): Call c_common_truthvalue_conversion.
11890 (c_objc_common_truthvalue_conversion): Moved from
11891 c-objc-common.c. Call default_function_array_conversion instead
11892 of default_conversion.
11893
11894 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11895
11896 * c-common.h (default_conversion): Remove.
11897 (perform_integral_promotions): Add.
11898 * c-tree.h (default_conversion): Add.
11899 * c-typeck.c (perform_integral_promotions): New, split out from
11900 default_conversion.
11901 * c-common.c (check_case_value): Use perform_integral_promotions,
11902 not default_conversion.
11903 (c_add_case_label): Don't continue processing case label after
11904 found to be pointer.
11905
11906 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11907
11908 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11909 the prefix list if we have already added a multilib directory
11910 based on that path.
11911 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11912 search with -L.
11913
11914 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11915
11916 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11917 static.
11918 * reload.h: Remove the prototype for indirect_symref_ok.
11919
11920 * reload1.c (indirect_symref_ok): Make it global.
11921 * reload.h: Add a prototype for indirect_symref_ok.
11922
11923 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11924
11925 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11926 ashlhi3 expander.
11927
11928 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11929
11930 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11931
11932 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11933
11934 * c-opts.c (c_common_parse_file): Only start/end main source file
11935 if debug hooks says the writer wants it.
11936 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11937 member.
11938 (xcoff_debug_hooks): Ditto.
11939 * debug.c (do_nothing_hooks): Ditto.
11940 * debug.h (gcc_debug_hooks): Ditto.
11941 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11942 * sdbout.c (sdb_debug_hooks): Ditto.
11943 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11944
11945 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11946
11947 * doc/extend.texi: Deprecate C++ min/max operators.
11948
11949 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11950
11951 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11952 artificial original candidates.
11953
11954 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11955 Jan Hubicka <jh@suse.cz>
11956 Steven Bosscher <stevenb@suse.de>
11957
11958 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11959 call cost based on argument sizes.
11960 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11961 inlining.
11962 * params.def: (max-inline-inssn-single): Set to 450.
11963 (max-inline-insns-auto): Set to 90.
11964 (max-inline-insns-recursive): Set to 450
11965 (max-inline-insns-recursive-auto): Set to 450.
11966 (large-function-insns): Set to 2700.
11967 (inline-call-cost): New parameter.
11968 * tree-inline.c (estimate_move_cost): New function.
11969 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11970 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11971 based on arguments.
11972 * tree-inline.h (estimate_move_cost): Declare.
11973 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11974 (max-inline-insns-auto): Change default to 90.
11975 (max-inline-insns-recursive): Change default to 450
11976 (max-inline-insns-recursive-auto): Change default to 450.
11977 (large-function-insns): Change default to 2700.
11978 (inline-call-cost): Document new parameter.
11979
11980 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11981
11982 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11983 (TARGET_DEFAULT): Delete.
11984 * config/i860/i860.opt: New file.
11985
11986 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11987
11988 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11989 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11990 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11991 (frv_sched_lookahead): Delete.
11992 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11993 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11994 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11995 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11996 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11997 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11998 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11999 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12000 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12001 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12002 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12003 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12004 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12005 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12006 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12007 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12008 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12009 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12010 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12011 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12012 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12013 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12014 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12015 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12016 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12017 (frv_sched_lookahead): Delete.
12018 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12019 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12020 (frv_handle_option): New function. Move -mcpu= handling from...
12021 (frv_override_options): ...here. Remove handling of other
12022 TARGET_OPTIONS.
12023 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12024 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12025 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12026 and TARGET_NO_MULTI_CE.
12027 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12028 !TARGET_VLIW_BRANCH.
12029 * config/frv/frv.opt: New file.
12030
12031 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12032
12033 * fold-const.c (fold_ternary): Take decomposed arguments of
12034 CALL_EXPR.
12035 (fold): Update a call to fold_ternary.
12036
12037 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12038 * tree.h: Add corresponding prototypes.
12039
12040 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12041
12042 PR target/20561
12043 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12044 between jump table and its label.
12045 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12046 resp. ADDR_DIFF_VEC and the label preceeding it.
12047 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12048 is emitted in the right section.
12049
12050 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12051
12052 * fold-const.c (fold_unary, fold_binary): Update comments
12053 about arguments.
12054
12055 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12056
12057 PR rtl-optimization/20527
12058 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12059 REG_INC note, test that the register also isn't mentioned in PRED
12060 or SUCC.
12061
12062 2005-03-22 Ben Elliston <bje@au.ibm.com>
12063
12064 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12065 and definition.
12066
12067 2005-03-21 Mike Stump <mrs@apple.com>
12068
12069 * varasm.c (default_assemble_visibility): Remove extra ().
12070
12071 2005-03-21 Roger Sayle <roger@eyesopen.com>
12072
12073 PR middle-end/20557
12074 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12075 to determine whether a block can be duplicated, rather than test
12076 whether the block contains noncopyable insns ourselves.
12077
12078 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12079
12080 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12081 predicates.
12082
12083 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12084
12085 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12086
12087 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12088
12089 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12090 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12091 * config/fr30/fr30.opt: New file.
12092
12093 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12094
12095 Fix PR tree-optimization/20542
12096
12097 * tree-flow-inline.h (overlap_subvar): Move to here.
12098 * tree-ssa-operands.c: From here.
12099 * tree-flow.h (overlap_subvar): Declare.
12100 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12101 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12102 for variables with subvars.
12103
12104 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12105
12106 PR middle-end/20177
12107 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12108 * modulo-sched.c (const_iteration_count): Return on NULL
12109 pre-header.
12110 (print_node_sched_params): Return on NULL dump_file.
12111 (generate_reg_moves): Handle reg-anti dependencies and disregard
12112 closing branch when generating register moves.
12113 (sms_schedule): Mark the SMSed block dirty.
12114 * passes.c (rest_of_handle_sms): Call update_life_info for all
12115 basic-blocks.
12116 * testsuite/gcc.dg/20050321-1.c: New test.
12117
12118 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12119
12120 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12121 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12122 movqi_internal): Likewise.
12123
12124 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12125
12126 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12127 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12128 xtensa_b4const): Delete prototypes.
12129 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12130 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12131 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12132 xtensa_extra_constraint): New prototypes.
12133 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12134 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12135 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12136 move_operand, const_float_1_operand, fpmem_offset_operand,
12137 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12138 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12139 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12140 argument type to HOST_WIDE_INT.
12141 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12142 xtensa_mask_immediate): Likewise.
12143 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12144 Likewise. Also make these functions static.
12145 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12146 (xtensa_const_ok_for_letter_p): New.
12147 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12148 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12149 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12150 move_operand, const_float_1_operand, fpmem_offset_operand,
12151 branch_operator, ubranch_operator, boolean_operator): Move to
12152 predicates.md.
12153 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12154 (xtensa_mem_offset): Change return type to bool.
12155 (xtensa_extra_constraint): New.
12156 (gen_int_relational): Update type of const_range_p function pointer.
12157 Use xtensa_b4const_or_zero.
12158 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12159 xtensa_const_ok_for_letter_p. Update comments.
12160 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12161 (PREDICATE_CODES): Delete.
12162 * config/xtensa/xtensa.md: Include predicates.md.
12163 * config/xtensa/predicates.md: New file.
12164
12165 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12166
12167 * config/v850/v850-protos.h: Remove the prototypes for
12168 reg_or_int9_operand, reg_or_const_operand,
12169 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12170 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12171 movsi_source_operand, power_of_two_operand,
12172 not_power_of_two_operand, special_symbolref_operand,
12173 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12174 register_is_ok_for_epilogue.
12175 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12176 reg_or_int9_operand, reg_or_const_operand,
12177 call_address_operand, special_symbolref_operand,
12178 movsi_source_operand, power_of_two_operand,
12179 not_power_of_two_operand, register_is_ok_for_epilogue,
12180 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12181 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12182 predicates.md.
12183 * config/v850/v850.h (PREDICATE_CODES): Remove.
12184 * config/v850/v850.md: Include predicates.md.
12185 * config/v850/predicates.md: New.
12186
12187 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12188
12189 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12190 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12191 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12192 (itoolsdir, itoolsdatadir): Move definition above new first use.
12193 (install-itoolsdirs): New rule.
12194 (install-mkheaders): Depend on install-itoolsdirs, not
12195 install-include-dir.
12196
12197 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12198
12199 * tree-into-ssa.c: Remove obsolete comments.
12200
12201 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12202
12203 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12204 unrolling if -fpeel-loops is specified, too.
12205 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12206 Remove superfluous check for flag_unroll_loops.
12207
12208 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12209
12210 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12211 (lrint_optab, llrint_optab): Define corresponding macros.
12212 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12213 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12214 pattern and llrint_optab using llrintdi2 patterns.
12215 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12216 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12217 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12218 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12219 flag_unsafe_math_optimizations is set.
12220
12221 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12222
12223 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12224 simplify_logical, if_then_else_cond, known_cond,
12225 simplify_comparison): Adjust calls to reverse_comparison.
12226 Don't use combine_reversed_comparison_code).
12227 (combine_reversed_comparison_code): Remove.
12228 (reversed_comparison): Using reversed_comparison_code, move it...
12229 * jump.c (reversed_comparison): ... here.
12230 * rtl.h (reversed_comparison): Add prototype.
12231
12232 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12233
12234 * builtins.c (fold_builtin): Take decomposed arguments of
12235 CALL_EXPR.
12236 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12237 * gimplify.c (gimplify_call_expr): Likewise.
12238 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12239 * tree.h: Update the prototype of fold_builtin.
12240
12241 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12242
12243 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12244 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12245 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12246 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12247 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12248
12249 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12250
12251 * builtins.c (fold_builtin_1): Take decomposed arguments of
12252 CALL_EXPR.
12253 (fold_builtin): Update a call to fold_builtin_1.
12254
12255 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12256
12257 PR other/20564
12258 * gcov.c (output_lines): Only output function block summary when
12259 outputting branch information.
12260 * doc/gcov.texi: Document format of preamble and additional block
12261 information lines.
12262
12263 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12264
12265 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12266 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12267 the defaults false if BITS_PER_UNIT != 8.
12268 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12269 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12270 than BITS_PER_UNIT != 8.
12271 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12272 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12273 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12274 #undefs.
12275 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12276 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12277
12278 2005-03-20 Roger Sayle <roger@eyesopen.com>
12279
12280 PR middle-end/20539
12281 * fold-const.c (fold_binary): Fix type mismatch between
12282 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12283 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12284 for non-truth-valued expressions.
12285
12286 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12287 and FUNCTION_DECL in the main switch.
12288 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12289 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12290 we also need to convert their operands to match.
12291 <TRUTH_NOT_EXPR>: Likewise.
12292
12293 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12294
12295 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12296 diagnostic without checking whether an lvalue.
12297 * c-common.h (lvalue_p): Remove.
12298 (enum lvalue_use): Update comment.
12299 (lvalue_or_else): Replace by lvalue_error.
12300 * c-typeck.c (lvalue_p): Make static.
12301 (lvalue_or_else): New. Call lvalue_error.
12302
12303 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12304
12305 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12306 (function_arg_advance): Use rs6000_parm_start.
12307 (function_arg, rs6000_arg_partial_bytes): Likewise.
12308
12309 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12310
12311 * c-common.c (check_case_value): Adjust comment about stripping
12312 NOPs.
12313 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12314 * c-typeck.c (default_conversion, convert_arguments,
12315 build_modify_expr, convert_for_assignment, store_init_value,
12316 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12317 manually. Remove inaccurate comments.
12318
12319 2005-03-20 Roger Sayle <roger@eyesopen.com>
12320 Joseph S. Myers <joseph@codesourcery.com>
12321
12322 * varasm.c (do_assemble_alias): Restore comment describing function.
12323 Annotate the target parameter as potentially unused.
12324
12325 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12326
12327 PR target/18551
12328 * config/avr/avr.c (avr_output_function_prologue): Do not use
12329 current_function_name() in a label, use a local label instead.
12330
12331 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12332
12333 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12334 flag_finite_math_only, not flag_unsafe_math_optimizations.
12335
12336 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12337
12338 * builtins.c (fold_builtin_1): Update a call to
12339 targetm.fold_builtin.
12340 * hooks.c (hook_tree_tree_bool_null): Rename to
12341 hook_tree_tree_tree_bool_null. Take one more argument of type
12342 tree.
12343 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12344 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12345 hook_tree_tree_tree_bool_null.
12346 * target.h (gcc_target): Update the prototype of fold_builtin.
12347 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12348 arguments of CALL_EXPR.
12349 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12350 new prototype.
12351
12352 2005-03-20 Jan Hubicka <jh@suse.cz>
12353
12354 * cgraph.h (cgraph_node): Add prev_clone pointer.
12355 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12356 (cgraph_clone_node): Produce doubly linked chain.
12357
12358 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12359
12360 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12361 get_nonnull_operand, handle_sentinel_attribute,
12362 check_function_arguments_recurse): Do not strip NOPS from
12363 INTEGER_CSTs.
12364 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12365 Likewise.
12366 * c-format.c (get_constant): Likewise.
12367 * c-parser.c (c_parser_postfix_expression): Likewise.
12368 * c-typeck.c (set_init_index): Likewise.
12369 (convert_arguments): Don't check for NOP_EXPR containing integer
12370 constant.
12371
12372 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12373
12374 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12375 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12376 Take decomposed arguments of CALL_EXPR.
12377 (fold_builtin_1): Update calls to the functions mentioned
12378 above.
12379
12380 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12381
12382 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12383 width to have integer type.
12384 (build_enumerator): Require enumerator value to have integer type.
12385
12386 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12387
12388 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12389 to __builtin_inff.
12390
12391 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12392
12393 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12394 std=iso9899:199x): Correct descriptions.
12395
12396 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12397
12398 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12399 solaris2.1[0-9].
12400
12401 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12402
12403 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12404 of CALL_EXPR.
12405 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12406 fold_builtin_memcpy.
12407
12408 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12409 arguments of CALL_EXPR.
12410 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12411 fold_builtin_found, fold_builtin_1): Update calls to
12412 fold_trunc_transparent_mathfn.
12413
12414 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12415
12416 PR middle-end/20493
12417 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12418 function pointers on targets that require function pointer
12419 canonicalization.
12420 (fold_sign_changed_comparison): Likewise.
12421
12422 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12423
12424 * combine.c (try_combine): When changing the mode of a hard reg, make
12425 sure that doing so is valid.
12426
12427 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12428
12429 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12430 (TARGET_HANDLE_OPTION): Override default.
12431 (avr_handle_option): New function.
12432 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12433 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12434 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12435 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12436 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12437 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12438 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12439 (TARGET_OPTIONS): Delete.
12440 * config/avr/avr.opt: New file.
12441
12442 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12443
12444 * config/m32r/m32r-protos.h: Remove the prototypes for
12445 call_address_operand, symbolic_operand, seth_add3_operand,
12446 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12447 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12448 two_insn_const_operand, move_src_operand,
12449 move_double_src_operand, move_dest_operand,
12450 eqne_comparison_operator, signed_comparison_operator,
12451 large_insn_p, conditional_move_operand, carry_compare_operand,
12452 m32r_block_immediate_operand, extend_operand,
12453 reg_or_eq_int16_operand, int8_operand, and
12454 reg_or_zero_operand.
12455 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12456 seth_add3_operand, int8_operand, cmp_int16_operand,
12457 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12458 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12459 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12460 move_double_src_operand, move_dest_operand,
12461 eqne_comparison_operator, signed_comparison_operator,
12462 extend_operand, small_insn_p, large_insn_p,
12463 conditional_move_operand, carry_compare_operand,
12464 m32r_block_immediate_operand): Move to predicates.md.
12465 (MAX_MOVE_BYTES): Move to m32r.h.
12466 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12467 * config/m32r/m32r.md: Include predicates.md.
12468 * config/m32r/predicates.md: New.
12469
12470 2005-03-18 James E Wilson <wilson@specifixinc.com>
12471
12472 PR c++/19769
12473 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12474 origin.
12475
12476 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12477
12478 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12479 call_address_operand, const_8bit_operand.
12480 * config/mn10300/mn10300.c (call_address_operand,
12481 const_8bit_operand, const_1f_operand): Move to predicates.md.
12482 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12483 * config/mn10300/mn10300.md: Include predicates.md.
12484 * config/mn10300/predicates.md: New.
12485
12486 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12487
12488 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12489 declarations in diagnostics and %E for identifiers, not %s.
12490
12491 2005-03-18 Jan Hubicka <jh@suse.cz>
12492 Dale Johannesen <dalej@apple.com>
12493
12494 * basic-block.h (scale_bbs_frequencies_int,
12495 scale_bbs_frequencies_gcov_type): Declare.
12496 * cfg.c (RDIV): New macro.
12497 (update_bb_frequency_for_threading): Fix.
12498 * basic-block.h (scale_bbs_frequencies_int,
12499 scale_bbs_frequencies_gcov_type): New.
12500 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12501 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12502 scale_bbs_frequencies_int.
12503 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12504
12505 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12506
12507 * config/m32r/m32r-protos.h: Remove the prototypes for
12508 call_address_operand, symbolic_operand, seth_add3_operand,
12509 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12510 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12511 two_insn_const_operand, move_src_operand,
12512 move_double_src_operand, move_dest_operand,
12513 eqne_comparison_operator, signed_comparison_operator,
12514 large_insn_p, conditional_move_operand, carry_compare_operand,
12515 m32r_block_immediate_operand, extend_operand,
12516 reg_or_eq_int16_operand, int8_operand, and
12517 reg_or_zero_operand.
12518 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12519 seth_add3_operand, int8_operand, cmp_int16_operand,
12520 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12521 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12522 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12523 move_double_src_operand, move_dest_operand,
12524 eqne_comparison_operator, signed_comparison_operator,
12525 extend_operand, small_insn_p, large_insn_p,
12526 conditional_move_operand, carry_compare_operand,
12527 m32r_block_immediate_operand): Move to predicates.md.
12528 (MAX_MOVE_BYTES): Move to m32r.h.
12529 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12530 * config/m32r/m32r.md: Include predicates.md.
12531 * config/m32r/predicates.md: New.
12532
12533 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12534 shadd_constant_p.
12535 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12536 symbolic_operand, symbolic_memory_operand,
12537 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12538 indexed_memory_operand, move_dest_operand, move_src_operand,
12539 prefetch_cc_operand, prefetch_nocc_operand,
12540 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12541 arith_operand, arith11_operand, pre_cint_operand,
12542 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12543 ireg_operand, int5_operand, uint5_operand, int11_operand,
12544 uint32_operand, arith5_operand, and_operand, ior_operand,
12545 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12546 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12547 shadd_operand, movb_comparison_operator,
12548 cmpib_comparison_operator): Move to predicates.md.
12549 (magic_milli, shadd_constant_p): Make it extern.
12550 * config/pa/pa.h (PREDICATE_CODES): Remove.
12551 * config/pa/pa.md: Include predicates.md.
12552 * config/pa/predicates.md: New.
12553
12554 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12555 predicate.
12556
12557 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12558
12559 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12560 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12561 config/alpha/freebsd.h, config/alpha/linux.h,
12562 config/alpha/netbsd.h, config/alpha/osf5.h,
12563 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12564 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12565 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12566 doc/cppopts.texi: Update copyright.
12567
12568 2005-03-18 Jan Hubicka <jh@suse.cz>
12569
12570 PR middle-end/20225
12571 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12572 too late.
12573 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12574 called too late.
12575
12576 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12577
12578 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12579 VEC_safe_push.
12580
12581 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12582
12583 * combine.c (gen_binary): Remove.
12584 (known_cond, simplify_shift_const, find_split_point,
12585 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12586 simplify_logical, expand_field_assignment, extract_left_shift,
12587 force_to_mode, if_then_else_cond, apply_distributive_law,
12588 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12589 simplify_comparison, reversed_comparison): Replace with
12590 simplify_gen_binary, simplify_gen_relational or
12591 distribute_and_simplify_rtx.
12592 (distribute_and_simplify_rtx): New function.
12593
12594 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12595 Paolo Bonzini <gcc.gnu.org>
12596
12597 * calls.c (setjmp_call_p, special_function_p): Update comments
12598 at the head of the functions.
12599
12600 2005-03-18 Jan Hubicka <jh@suse.cz>
12601
12602 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12603
12604 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12605 function body should be released; do not proactively release function
12606 bodies in non-unit-at-a-time mode.
12607
12608 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12609
12610 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12611 mno-fp-ret-in-387 multilib variants.
12612
12613 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12614
12615 * common.opt (m): Remove.
12616 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12617 table lookup fails.
12618 (common_handle_option): Remove OPT_m case.
12619
12620 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12621
12622 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12623 of CALL_EXPR.
12624 (fold_builtin_1): Update a call to fold_builtin_bitop.
12625
12626 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12627 of CALL_EXPR.
12628 (fold_builtin_1): Update a call to fold_builtin_signbit.
12629
12630 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12631
12632 PR tree-optimization/20474
12633 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12634 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12635
12636 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12637
12638 * config/h8300/h8300-protos.h: Remove prototypes for
12639 general_operand_src, general_operand_dst, single_one_operand,
12640 single_zero_operand, call_insn_operand,
12641 two_insn_adds_subs_operand, small_call_insn_operand,
12642 jump_address_operand, bit_operand, bit_memory_operand,
12643 stack_pointer_operand, const_int_gt_2_operand,
12644 const_int_ge_8_operand, const_int_qi_operand,
12645 const_int_hi_operand, incdec_operand, bit_operator,
12646 nshift_operator, eqne_operator, gtle_operator,
12647 gtuleu_operator, iorxor_operator.
12648 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12649 h8300_ldm_stm_parallel.
12650 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12651 h8300-protos.h.
12652 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12653 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12654 (h8300_ldm_stm_parallel): Make it extern.
12655 (h8300_ldm_parallel, h8300_stm_parallel,
12656 h8300_return_parallel, general_operand_src,
12657 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12658 nibble_operand, reg_or_nibble_operand, single_one_operand,
12659 single_zero_operand, call_insn_operand,
12660 two_insn_adds_subs_operand, small_call_insn_operand,
12661 jump_address_operand, bit_operand, bit_memory_operand,
12662 stack_pointer_operand, const_int_gt_2_operand,
12663 const_int_ge_8_operand, const_int_qi_operand,
12664 const_int_hi_operand, incdec_operand, eqne_operator,
12665 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12666 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12667 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12668 nshift_operator): Move to predicates.md.
12669 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12670 * config/h8300/h8300.md: Include predicates.md.
12671 * config/h8300/predicates.md: New.
12672
12673 2005-03-17 Richard Henderson <rth@redhat.com>
12674
12675 * config.gcc (ia64*-*-hpux*): Add extra_options.
12676 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12677 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12678 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12679 (ia64_tls_size_string, ia64_tune_string): Remove.
12680 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12681 (TARGET_DEFAULT_TARGET_FLAGS): New.
12682 (TARGET_HANDLE_OPTION): New.
12683 (ia64_override_options): Move options parsing ...
12684 (ia64_handle_option): ... here. New.
12685 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12686 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12687 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12688 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12689 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12690 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12691 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12692 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12693 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12694 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12695 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12696 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12697 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12698 TARGET_EARLY_STOP_BITS): Remove.
12699 (TARGET_ILP32): Default false.
12700 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12701 (enum ia64_inline_type): New.
12702 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12703 * config/ia64/ia64.md: Update for new definitions of
12704 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12705 * config/ia64/ia64.opt: New file.
12706 * config/ia64/ilp32.opt: New file.
12707
12708 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12709
12710 PR target/18380
12711 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12712
12713 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12714
12715 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12716 instead of MASK_H8300S.
12717 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12718 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12719 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12720 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12721 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12722 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12723 TARGET_SWITCHES): Remove.
12724 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12725 TARGET_H8300SX.
12726 * config/h8300/h8300.opt: New.
12727
12728 * config/alpha/alpha.opt, config/arc/arc.opt,
12729 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12730 notices.
12731
12732 2005-03-17 Ian Lance Taylor <ian@airs.com>
12733
12734 * gmon.c: Remove.
12735
12736 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12737
12738 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12739 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12740 (TARGET_HANDLE_OPTION): Override default.
12741 (arc_handle_option): New function.
12742 (arc_init): Remove code to set arch_cpu_string.
12743 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12744 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12745 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12746 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12747 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12748 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12749 (arc_rodata_string, TARGET_OPTIONS): Delete.
12750 * config/arc/arc.opt: New file.
12751
12752 2005-03-17 Richard Henderson <rth@redhat.com>
12753
12754 * doc/extend.texi (Weak Pragmas): New section.
12755 (attribute alias): Clarify that target must be in the same
12756 translation unit.
12757
12758 2005-03-17 Richard Henderson <rth@redhat.com>
12759
12760 * config/alpha/alpha.opt: New file.
12761 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12762 of alpha_cpu.
12763 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12764 alpha_fprm_string, alpha_fptm_string): Make static.
12765 (alpha_tls_size_string): Remove.
12766 (alpha_handle_option): New.
12767 (override_options): Update for alpha_cpu/alpha_tune split.
12768 (alpha_file_start): Likewise.
12769 (TARGET_DEFAULT_TARGET_FLAGS): New.
12770 (TARGET_HANDLE_OPTION): New.
12771 * config/alpha/alpha.h (alpha_tune): Declare.
12772 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12773 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12774 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12775 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12776 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12777 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12778 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12779 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12780 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12781 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12782 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12783 (TARGET_DEFAULT): Remove MASK_FP.
12784 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12785 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12786 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12787 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12788 alpha_tls_size_string): Remove.
12789 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12790 (attribute tune): Rename from attribute cpu.
12791 * config/alpha/ev4.md: Update to match.
12792 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12793 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12794 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12795 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12796 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12797 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12798
12799 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12800
12801 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12802 and return without creating new state if before_nops_num is nonzero.
12803 * config/ia64/ia64.md (first_insn): New attribute.
12804 (alloc): Set it to yes.
12805
12806 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12807
12808 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12809 STMT_VINFO_SUBVARS to NULL.
12810 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12811
12812 2005-03-16 Dale Johannesen <dalej@apple.com>
12813
12814 * rtlanal.c (find_first_parameter_load): Rewrite to
12815 return actual first param load or the call if none,
12816 instead of first in block, when not all loads exist.
12817
12818 2005-03-16 Roger Sayle <roger@eyesopen.com>
12819
12820 * optabs.c (expand_copysign_absneg): Make static.
12821 * optabs.h (expand_copysign_absneg): Delete prototype.
12822 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12823
12824 2005-03-16 Richard Henderson <rth@redhat.com>
12825
12826 PR middle-end/15700
12827 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12828 (alias_pairs): Rename from output_defs.
12829 (find_decl_and_mark_needed): Split out from assemble_alias.
12830 (do_assemble_alias): New.
12831 (assemble_output_def): Remove.
12832 (finish_aliases_1, finish_aliases_2): New.
12833 (process_pending_assemble_output_defs): Remove.
12834 (assemble_alias): Defer aliases for which we don't yet have a
12835 non-external decl for the target symbol.
12836 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12837 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12838 * toplev.c (compile_file): Use finish_aliases_2 instead of
12839 process_pending_assemble_output_defs.
12840 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12841 (process_pending_assemble_output_defs): Remove.
12842
12843 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12844
12845 Fix PR tree-optimization/20489
12846
12847 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12848 for empty structures.
12849
12850 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12851
12852 Fix PR tree-optimization/20490
12853
12854 * tree-ssa-pre.c (create_expression_by_pieces): Use
12855 force_gimple_operand on result of fold.
12856
12857 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12858
12859 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12860 of closing parenthesis.
12861
12862 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12863
12864 * builtins.c (expand_movstr): Update a call to
12865 fold_builtin_strcpy.
12866 (expand_builtin_strncpy): Update a call to
12867 fold_builtin_strncpy.
12868 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12869 arguments of CALL_EXPR.
12870 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12871 fold_builtin_strncpy.
12872 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12873 * tree.h: Update the prototypes of fold_builtin_strcpy and
12874 fold_builtin_strncpy.
12875
12876 2005-03-16 Steven Bosscher <stevenb@suse.de>
12877 Dorit Naishlos <dorit@il.ibm.com>
12878
12879 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12880 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12881 error.
12882
12883 2005-03-16 Steven Bosscher <stevenb@suse.de>
12884
12885 * tree-inline.c (walk_type_fields, walk_tree,
12886 walk_tree_without_duplicates): Move from here...
12887 * tree.c: ...to here.
12888
12889 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12890
12891 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12892 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12893 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12894 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12895 (version): Define using $(BASEVER_c).
12896 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12897 version.c.
12898 (version.o): Depend on version files; add custom generation command.
12899 (prefix.o): Define BASEVER on command line.
12900 (s-iov): Depend on version files; adjust command.
12901 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12902 Add gcc-vers.texi.
12903 (gcc-vers.texi): New rule.
12904 (doc/%.info, doc/%.dvi): Add -I . to command line.
12905 (doc/gccinstall.dvi): Likewise.
12906 (PACKAGE): Delete. All uses replaced with "gcc".
12907 * aclocal.m4: Do not include gcc-version.m4.
12908 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12909 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12910 Set is_release based on contents of DEV-PHASE.
12911 Set gcc_version based on contents of BASE-VER.
12912 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12913 * config.in, configure: Regenerate.
12914 * gccbug.in: Determine version of GCC in use at runtime.
12915 * gcov-iov.c: Get version number and development phase from
12916 command line, not by including version.c.
12917 * intl.c: Replace all uses of PACKAGE with "gcc".
12918 * libada-mk.in: Delete unused "gcc_version" variable.
12919 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12920 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12921 commentary to match.
12922 (version_string): Put together from pieces.
12923 * config/alpha/x-vms: Do not use $(gcc_version).
12924 * config/i386/t-nwld: Likewise.
12925 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12926 version-GCC and DEVELOPMENT.
12927
12928 2005-03-15 Roger Sayle <roger@eyesopen.com>
12929
12930 PR tree-optimization/17454
12931 * tree.c (tree_size): Add case for TREE_BINFO.
12932 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12933 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12934
12935 2005-03-15 Roger Sayle <roger@eyesopen.com>
12936
12937 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12938 op1 whilst expanding the signed widenening multiply variant.
12939
12940 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12941
12942 * toplev.c (display_target_options): Avoid unused variable warning if
12943 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12944 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12945 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12946 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12947 (mips_isa_info): New variable.
12948 (mips_parse_cpu): Remove the first argument and leave the caller
12949 to report errors.
12950 (TARGET_HANDLE_OPTION): Override default.
12951 (mips_handle_option): New function. Move option validation code from...
12952 (override_options): ...here. Update calls to mips_parse_cpu.
12953 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12954 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12955 (SUBTARGET_TARGET_OPTIONS): Delete.
12956 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12957 (mno-flush-func, mtune=): New options.
12958
12959 2005-03-15 Roger Sayle <roger@eyesopen.com>
12960 Richard Henderson <rth@redhat.com>
12961
12962 * real.c (c4x_single_format, c4x_extended_format): Provide values
12963 for signbit_ro for c4x's single and extended floating point formats.
12964 * optabs.c (expand_copysign): Use the floating point format's
12965 signbit_ro for expanding via expand_copysign_absneg, and it's
12966 signbit_rw field for expanding via expand_copysign_bit.
12967
12968 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12969
12970 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12971 known_alignment_for_access_p.
12972 (known_alignment_for_access_p): New.
12973 (do_peeling_for_alignment): Field made int instead of bool and renamed
12974 to peeling_for_alignment.
12975 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12976 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12977 functionality used to be in vect_analyze_operations.
12978 (vect_analyze_operations): Code to determine vectorization factor was
12979 moved to vect_determine_vectorization_factor.
12980 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12981 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12982 factor.
12983 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12984 be part of vect_analyze_operations).
12985 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12986 creating the guard condition, as the number of iterations may be
12987 constant.
12988 (slpeel_tree_peel_loop_to_edge): Use new name of
12989 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12990 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12991 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12992 (vect_do_peeling_for_alignment): Use fold.
12993 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12994
12995 (vect_update_inits_of_dr): Renamed to
12996 vect_update_init_of_dr.
12997 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12998 (vectorizable_store): Fix assertion to use == instead of =.
12999
13000 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13001
13002 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13003 call_used_regs for wCG registers.
13004
13005 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13006
13007 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13008 for non-offsettable memory references to cope with outstanding reload
13009 replacements, take 2.
13010
13011 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13012
13013 PR target/18668
13014 * config/i386/i386.h (x86_fisttp): New.
13015 (TARGET_FISTTP): New macro.
13016 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13017 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13018 instruction when fisttp flag is set.
13019 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13020
13021 * config/i386/i386.md (type attribute): Add fisttp.
13022 (unit attribute): Set to i387 for fisttp type.
13023 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13024 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13025 TARGET_FISTTP.
13026 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13027 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13028 macros.
13029 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13030 patterns for TARGET_FISTTP. Enable patterns for
13031 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13032 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13033 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13034 implement fisttp x87 insn.
13035 (fix_trunc*_i387_fisttp splitters): New patterns.
13036 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13037 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13038 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13039 clobber.
13040 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13041 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13042 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13043 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13044 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13045 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13046 Disable patterns for TARGET_FISTTP.
13047 (fix_trunc*_i387 splitters): Implement usign mode macros.
13048 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13049 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13050 (fix_trunx*_sse peephole2s): Implement using mode macros.
13051
13052 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13053
13054 PR rtl-optimization/20291
13055 * combine.c (try_combine): If splitting fails, re-try with
13056 original combined pattern, i.e. before clobber stripping.
13057
13058 2005-03-14 Eric Christopher <echristo@redhat.com>
13059
13060 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13061 STACK_GROWS_DOWNWARD.
13062
13063 2005-03-14 Roger Sayle <roger@eyesopen.com>
13064
13065 * real.h (struct real_format): Split the signbit field into two
13066 two fields, signbit_ro and signbit_rw.
13067 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13068 mips_double_format, ieee_extended_motorola_format,
13069 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13070 ieee_extended_intel_128_format, ibm_extended_format,
13071 mips_extended_format, ieee_quad_format, mips_quad_format,
13072 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13073 i370_double_format, c4x_single_format, c4x_extended_format,
13074 real_internal_format): Update initializers for new field.
13075 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13076 real_format structure.
13077 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13078 field of the real_format structure.
13079
13080 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13081
13082 Fix PR tree-optimization/20458
13083
13084 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13085 DECL_EXTERNAL on STRUCT_FIELD tags.
13086 (clear_call_clobbered): Ditto.
13087 * tree-ssa-operands.c (note_addressable): Make sure the original
13088 variable doesn't slip into the addressable list if we have
13089 subvars.
13090 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13091 tags too.
13092
13093 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13094
13095 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13096 (-fwide-exec-charset): Likewise.
13097 (-finput-charset): Likewise.
13098 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13099 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13100 * c.opt (Wnormalized): New.
13101
13102 2005-03-14 Devang Patel <dpatel@apple.com>
13103
13104 * doc/invoke.texi: Add reference to Visibility document.
13105
13106 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13107
13108 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13109 MASK_SPLIT_ADDRESSES.
13110 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13111 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13112 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13113 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13114 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13115 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13116 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13117 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13118 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13119 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13120 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13121 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13122 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13123 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13124 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13125 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13126 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13127 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13128 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13129 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13130 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13131 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13132 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13133 (TARGET_EXPLICIT_RELOCS): Delete.
13134 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13135 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13136 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13137 (override_options): Set MASK_LONG64 if -mint64 is given and no
13138 -mlongXX option is. Complain about -mint64 -mlong32.
13139 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13140 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13141 * config/mips/mips.opt: New file.
13142
13143 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13144
13145 * config.gcc (extra_options): New variable for listing option files.
13146 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13147 * configure.ac (extra_opt_files): New AC_SUBST variable.
13148 (tm_file_list, tm_include_list): Include options.h first.
13149 * configure: Regenerate.
13150 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13151 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13152 (s-options-h): New rule.
13153 (options.h): Depend on it.
13154 (TEXI_GCCINT_FILES): Add options.texi.
13155 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13156 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13157 * target.h (gcc_target): Add default_target_flags and handle_option.
13158 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13159 (TARGET_HANDLE_OPTION): New macros.
13160 (TARGET_INITIALIZER): Include them.
13161 * opt-functions.awk (opt_args, nth_arg): New functions.
13162 (switch_flags): Handle the "Target" flag.
13163 (var_args): Delete.
13164 (var_name): Use opt_args and nth_arg.
13165 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13166 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13167 macros for the "Mask" and "InverseMask" options.
13168 * opts.h (cl_var_cond): New enum.
13169 (cl_option): Replace the "has_set_value" and "set_value" fields with
13170 "var_cond" and "var_value".
13171 (CL_TARGET): New macro.
13172 (option_enabled, print_filtered_help): Declare.
13173 (decode_options): Move definition.
13174 * opts.c (handle_option): Search for the original option before
13175 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13176 var_cond and var_value fields. Use targetm.handle_option to handle
13177 target options.
13178 (decode_options): Set target_flags to targetm.default_target_flags.
13179 (print_filtered_help): Make global. Handle CL_TARGET.
13180 (option_enabled): New function.
13181 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13182 (display_target_options, set_target_switch, print_switch_values)
13183 (default_pch_valid_p): Guard uses of target_switches with
13184 #ifdef TARGET_SWITCHES. Also...
13185 (display_target_options): Display the CL_TARGET entries in cl_options.
13186 (set_target_option): Don't complain about the "" option when
13187 TARGET_SWITCHES is undefined.
13188 (print_switch_values): Use option_enabled.
13189 (default_pch_valid_p): Check cl_options[] when looking for something
13190 that has changed the value of target_flags.
13191 * c.opt: Remove documentation from top of file.
13192 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13193 * doc/sourecebuild.texi: Refer to the new options documentation
13194 instead of c.opt. Document machine-specific .opt files.
13195 * doc/tm.texi (target_flags): Say that this variable is declared
13196 by options.h.
13197 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13198 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13199 an alternative.
13200 * doc/options.texi: New file.
13201
13202 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13203
13204 PR middle-end/18628
13205 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13206 register.
13207
13208 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13209
13210 PR c++/20280
13211 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13212 temporary variable of pointer type if an lvalues is required.
13213 (gimplify_modify_expr_rhs): Request an rvalue from it.
13214 (gimplify_expr): Pass fallback on.
13215
13216 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13217
13218 * cfgbuild.c: Update comments.
13219
13220 2005-03-14 Roger Sayle <roger@eyesopen.com>
13221
13222 PR rtl-optimization/17236
13223 * optabs.c (expand_doubleword_mult): New helper function split out
13224 from expand_binop. Permute the order in which instructions are
13225 emitted to minimize the number of simultaneously live registers.
13226 (expand_binop): Call expand_doubleword_mult to synthesize a double
13227 word multiplication.
13228
13229 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13230
13231 * basic-block.h: Update the prototypes of cached_make_edge and
13232 rtl_make_eh_edge.
13233 * cfg.c (cached_make_edge): Take edge_cache representing one
13234 row of the adjacency matrix of edges.
13235 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13236 (make_edges): Initialize edge_cache to represent one row of
13237 the adjacency matrix of edges.
13238
13239 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13240
13241 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13242 New functions.
13243 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13244 Remove unused removed_phis variable.
13245 (conditional_replacement): Use build1/build2.
13246 (abs_replacement): Use last_and_only_stmt and build1/build2.
13247
13248 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13249
13250 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13251 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13252 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13253 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13254 * c-common.c (handle_novops_attribute): New function.
13255 (c_common_attribute_table): Add "no vops" entry.
13256 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13257 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13258 * tree-ssa-operands.c (get_call_expr_operands): Do not
13259 create virtual operands for calls with ECF_NOVOPS flag.
13260 * tree.h (DECL_IS_NOVOPS): New macro.
13261 (struct tree_decl): Add novops_flag.
13262 (ECF_NOVOPS): New constant.
13263
13264 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13265
13266 PR target/17688
13267 * config/i386/i386.c (x86_use_himode_fiop): New.
13268 (x86_use_simode_fiop): Rename from x86_use_fiop.
13269 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13270 (TARGET_USE_HIMODE_FIOP): New.
13271 (x86_use_simode_fiop): Rename from x86_use_fiop.
13272 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13273
13274 * config/i386/i386.md (X87MODEI12): New mode macro define.
13275 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13276 to implement x87 FP compare with HImode input operands.
13277 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13278 Use X87MODEI12 mode macro to handle HImode input operands.
13279 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13280 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13281 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13282 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13283 macro to implement x87 operators with HImode input operands.
13284 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13285 input operands.
13286
13287 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13288
13289 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13290 integer_zerop.
13291 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13292 constants invariant.
13293
13294 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13295
13296 * basic-block.h (BB_VISITED): Removed.
13297 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13298
13299 2005-03-14 Falk Hueffner <falk@debian.org>
13300
13301 PR bootstrap/20424
13302 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13303
13304 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13305
13306 * ggc-zone.c: Fix comment typos.
13307
13308 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13309 stringpool.c, config/mips/mips-protos.h: Update copyright.
13310
13311 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13312
13313 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13314 throughout with its typedef, "rtx".
13315 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13316 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13317 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13318 regs in comment to match code.
13319
13320 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13321
13322 * except.c (check_handled): Make it static.
13323 * except.h: Remove the corresponding prototype.
13324
13325 * function.c (get_func_frame_size): Make it static.
13326 * function.h: Remove the corresponding type.
13327
13328 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13329 Make them static.
13330 * hard-reg-set.h: Remove the corresponding declarations.
13331
13332 * tree-cfg.c (verify_stmts): Check that
13333 bb_for_stmt (stmt) == bb for every PHI node and statement.
13334
13335 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13336
13337 * config.gcc: Remove excess indentation.
13338 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13339
13340 2005-03-13 Roger Sayle <roger@eyesopen.com>
13341
13342 PR middle-end/19331
13343 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13344 * fold-const.c (fold_sign_changed_comparison): Likewise.
13345 (fold_binary): Optimize comparisons against widened operands if
13346 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13347
13348 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13349
13350 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13351 (sparc_override_options): Initialize it.
13352 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13353
13354 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13355
13356 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13357 (reg_or_none500mem_operand): New predicate.
13358 (zero_reg_mem_operand): New predicate.
13359 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13360 to reg_or_none500mem_operand.
13361 (extendsfdf2_fpr): Add MEM alternative.
13362 (extenddftf2_internal): Change operand2 predicate to
13363 zero_reg_mem_operand.
13364
13365 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13366
13367 * ggc-zone.c: Rewritten.
13368
13369 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13370 if there are none.
13371 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13372 * config.in: Regenerated.
13373 * configure: Regenerated.
13374 * gengtype.c (write_types_process_field, write_func_for_structure):
13375 Pass new argument to gt_pch_note_object.
13376 * ggc-common.c (struct ptr_data): Add TYPE.
13377 (gt_pch_note_object): Take TYPE argument and save it.
13378 (call_count): Update call to ggc_pch_count_object.
13379 (call_alloc): Update call to ggc_pch_alloc_object.
13380 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13381 file.
13382 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13383 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13384 (ggc_alloc_zone_stat): Delete.
13385 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13386 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13387 (ggc_pch_alloc_object): Update prototypes.
13388 (garbage_zone): Delete.
13389 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13390 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13391 pointers.
13392 (tree_id_zone): New variable.
13393 (ggc_alloc_cleared_zone): Remove unused.
13394 (ggc_alloc_zone): Define.
13395 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13396 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13397 ggc_alloc_zone_stat.
13398 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13399 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13400 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13401 (make_node_stat): Likewise. Use tree_id_zone.
13402
13403 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13404 Joseph S. Myers <joseph@codesourcery.com>
13405
13406 * configure.ac: Check for MIPS TLS.
13407 * configure: Regenerated.
13408 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13409 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13410 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13411 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13412 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13413 (mips_classify_symbol, mips_symbolic_constant_p)
13414 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13415 (mips_tls_operand_p, mips_call_tls_get_addr)
13416 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13417 (mips_tls_symbol_ref_1): New functions.
13418 (mips_legitimize_address, mips_legitimize_const_move): Call
13419 mips_legitimize_tls_address.
13420 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13421 for MIPS16.
13422 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13423 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13424 (mips_char_to_class): Document V1_REG.
13425 (HAVE_AS_TLS): Provide default.
13426 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13427 constants.
13428 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13429 !TARGET_ABICALLS.
13430 (tls_get_tp_<mode>): New instruction.
13431
13432 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13433
13434 * configure.ac: Update checks for target tools.
13435 * configure: Regenerated.
13436
13437 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13438
13439 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13440
13441 2005-03-13 Roger Sayle <roger@eyesopen.com>
13442
13443 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13444 more classes of DImode multiplication by constant. Allow both
13445 multiplication by small negative constants (by performing a
13446 multiplication by a positive constant and negating the result) and
13447 multiplications by large powers of two, by using a left shift.
13448
13449 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13450
13451 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13452 of basic blocks into work_stack.
13453
13454 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13455 config/mips/vr.h: Update copyright.
13456
13457 * c-decl.c (c_init_decl_processing): Remove useless calls to
13458 build_function_type.
13459
13460 * builtins.c (fold_trunc_transparent_mathfn,
13461 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13462 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13463 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13464 fold_builtin_strcpy, fold_builtin_strncpy,
13465 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13466 TREE_TYPE (exp).
13467
13468 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13469 before_call.
13470
13471 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13472 variable determinant.
13473
13474 * tree-cfg.c (group_case_labels): Remove local variable type.
13475
13476 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13477 variable ann.
13478
13479 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13480 result.
13481
13482 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13483
13484 PR target/18251
13485 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13486 (*movmemqi_insn): Delete.
13487 (*movmemhi): Delete.
13488
13489 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13490
13491 * builtins.c (fold_builtin_classify): Take decomposed
13492 arguments of CALL_EXPR.
13493 (fold_builtin_1): Update a call to fold_builtin_classify.
13494
13495 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13496
13497 PR c/20402
13498 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13499 through into call to parser_xref_tag after parse error.
13500 (c_parser_struct_declaration): Consistently return NULL_TREE on
13501 error.
13502
13503 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13504
13505 * tree-flow-inline.h (ref_contains_array_ref): New function.
13506 (lookup_subvars_for_var): Ditto.
13507 (get_subvars_for_var): Ditto.
13508 (var_can_have_subvars): Ditto.
13509
13510 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13511 (struct subvar): New type.
13512
13513 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13514
13515 * tree-optimize.c (init_tree_optimization_passes): Call
13516 pass_create_structure_vars.
13517
13518 * tree-ssa-alias.c: Include vec.h.
13519 (init_alias_info): Don't auto-clear call clobbered on struct-field
13520 tags.
13521 (compute_flow_insensitive_aliasing): Handle subvars.
13522 (group_aliases): Handle STRUCT_FIELD aliases.
13523 (setup_pointers_and_addressables): Ditto.
13524 Don't mark variables non-addressable if they still have
13525 addressable subvars.
13526 Also mark subvars addressable when the real variable is marked
13527 addressable.
13528 (add_pointed_to_var): Try to prune the pointed-to set by only
13529 pointing to subvars when possible.
13530 Otherwise, make sure we set addresses_needed and pt_vars to
13531 properly include subvars.
13532 (bitpos_of_field): New function.
13533 (push_fields_onto_fieldstack): Ditto.
13534 (get_or_create_used_part_for): Ditto.
13535 (create_overlap_variables_for): Ditto.
13536 (find_used_portions): Ditto.
13537 (create_structure_vars): Ditto.
13538 (pass_create_structure_vars): New structure.
13539
13540 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13541 (get_expr_operands): Handle subvars. Also try to turn
13542 COMPONENT_REF accesses into must-defs now that we can accurately
13543 portray it.
13544 (note_addressable): Try to only mark as addressable those subvars
13545 we know a COMPONENT_REF touches.
13546 (overlap_subvar): New function.
13547
13548 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13549 Handle subvar storing.
13550 (vect_address_analysis): Update caller of vect_object_analysis.
13551
13552 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13553
13554 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13555 (STMT_VINFO_SUBVARS): New macro.
13556
13557 * common.opts: add flag_tree_salias.
13558
13559 * opts.c (decode_options): flag_tree_salias defaults to on.
13560
13561 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13562
13563 * doc/tree-ssa.texi: Document structural alias analysis.
13564
13565 2005-03-12 Steven Bosscher <stevenb@suse.de>
13566
13567 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13568 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13569 * tree-ssa-operands.c (get_expr_operands): Likewise.
13570 (get_expr_operands): Likewise for ERROR_MARK.
13571
13572 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13573
13574 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13575 var.
13576
13577 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13578 removed_phis.
13579
13580 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13581 (mark_operand_necessary): Remove local variable ver.
13582
13583 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13584 variable prefix_len.
13585
13586 * value-prof.c (mod_subtract_transform): Remove local variable
13587 value.
13588
13589 * builtins.c (fold_builtin_exponent): Take decomposed
13590 arguments of CALL_EXPR.
13591 (fold_builtin_1): Update a call to fold_builtin_exponent.
13592
13593 * builtins.c (fold_builtin_logarithm): Take decomposed
13594 arguments of CALL_EXPR.
13595 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13596
13597 * c-decl.c (c_init_decl_processing): Remove local variables
13598 ptr_ftype_void and ptr_ftype_ptr.
13599
13600 * gimplify.c (gimplify_expr): Remove local variables r0 and
13601 r1.
13602
13603 * reg-stack.c (move_for_stack_reg): Remove local variable
13604 push_insn.
13605 (compare_for_stack_reg): Remove local variable flags_user.
13606 (convert_regs_1): Remove local variable deleted.
13607
13608 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13609 variable new_cond.
13610 (combine_blocks): Remove local variables exits and new_e.
13611
13612 * tree-inline.c (expand_call_inline): Remove local variable
13613 decl.
13614
13615 * tree-ssa-live.c (create_ssa_var_map,
13616 calculate_live_on_entry): Remove local variable snn.
13617
13618 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13619
13620 * c-lex.c (c_lex_with_flags): Add parameter to call to
13621 cpp_spell_token.
13622
13623 2005-03-11 Per Bothner <per@bothner.com>
13624
13625 * c-tree.h (struct c_declarator): New id_loc field.
13626 * c-pragma.h (c_lex_with_flags): Take position reference.
13627 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13628 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13629 (c_lex): Pass dummy location to c_lex_with_flags.
13630 * c-parser.c (c_lex_one_token): Set c_token's location using
13631 c_lex_with_flags, instead of input_location, which might be "ahead".
13632 (c_parser_direct_declarator): Set declarator's id_loc from
13633 c_token's id_loc.
13634 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13635 declarator's id_loc, rather than probably-imprecise input_location.
13636 (build_id_declarator): Initialize c_declarator's id_loc field.
13637
13638 2005-03-11 Roger Sayle <roger@eyesopen.com>
13639
13640 PR middle-end/20419
13641 * builtins.c (expand_builtin_signbit): Force the signbit's word
13642 into an integer register to avoid SUBREGs of floating point modes.
13643
13644 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13645
13646 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13647 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13648 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13649 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13650
13651 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13652
13653 PR rtl-optimization/20306
13654 * expr.c (emit_move_complex): Set try_int false if mode is
13655 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13656 emit_block_move if try_int is true.
13657
13658 2005-03-11 Richard Henderson <rth@redhat.com>
13659
13660 PR target/20415
13661 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13662 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13663 to match.
13664
13665 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13666
13667 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13668 (TARGET_FIX_VR4130): New macro.
13669 (TARGET_OPTIONS): Add -mfix-vr4130.
13670 (ISA_HAS_MACCHI): New macro.
13671 (ASM_SPEC): Add -mfix-vr4130.
13672 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13673 (override_options): Handle mips_fix_vr4130_string.
13674 (mips_avoid_hazards): Clear all_noreorder_p
13675 if we're working around VR4130 errata and the macc alternatives
13676 are not available.
13677 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13678 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13679 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13680 (MULTILIB_DEFAULTS): Remove leading "march=".
13681 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13682 if no architecture option is given.
13683 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13684 VR4130 multilibs.
13685 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13686 * doc/invoke.texi: Document -mfix-vr4130.
13687
13688 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13689
13690 * config/mips/mips.c (override_options): Only warn about -mint64
13691 deprecation if TARGET_INT64.
13692
13693 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13694
13695 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13696 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13697 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13698 are non-specific regarding the nonnull parameter positions.
13699 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13700 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13701 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13702 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13703
13704 * builtins.def: Use the non-specific "nonnull" attibute lists.
13705
13706 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13707
13708 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13709 single_pred_edge, single_succ, single_pred): Improve comments.
13710
13711 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13712
13713 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13714 single_pred_edge, single_succ, single_pred): New inline functions.
13715 * bb-reorder.c (rotate_loop, find_traces_1_round,
13716 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13717 duplicate_computed_gotos): Use the single_succ/pred functions.
13718 * cfganal.c (forwarder_block_p): Ditto.
13719 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13720 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13721 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13722 merge_seq_blocks): Ditto.
13723 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13724 * cfglayout.c (fixup_reorder_chain): Ditto.
13725 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13726 canonicalize_loop_headers, verify_loop_structure): Ditto.
13727 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13728 mfb_update_loops, create_preheader, force_single_succ_latches,
13729 create_loop_notes): Ditto.
13730 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13731 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13732 commit_one_edge_insertion, purge_dead_edges,
13733 cfg_layout_can_merge_blocks_p): Ditto.
13734 * except.c (sjlj_emit_function_enter): Ditto.
13735 * flow.c (init_propagate_block_info): Ditto.
13736 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13737 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13738 insert_insn_end_bb): Ditto.
13739 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13740 find_if_case_2): Ditto.
13741 * lambda-code.c (perfect_nestify): Ditto.
13742 * lcm.c (optimize_mode_switching): Ditto.
13743 * loop-doloop.c (doloop_modify): Ditto.
13744 * loop-init.c (loop_optimizer_init): Ditto.
13745 * loop-iv.c (simplify_using_initial_values): Ditto.
13746 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13747 * loop-unswitch.c (unswitch_loop): Ditto.
13748 * modulo-sched.c (generate_prolog_epilog): Ditto.
13749 * predict.c (combine_predictions_for_insn, estimate_probability,
13750 tree_estimate_probability, last_basic_block_p,
13751 estimate_bb_frequencies): Ditto.
13752 * profile.c (branch_prob): Ditto.
13753 * regrename.c (copyprop_hardreg_forward): Ditto.
13754 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13755 * tracer.c (layout_superblocks): Ditto.
13756 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13757 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13758 cleanup_control_expr_graph, disband_implicit_edges,
13759 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13760 tree_verify_flow_info, tree_make_forwarder_block,
13761 tree_forwarder_block_p, remove_forwarder_block,
13762 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13763 * tree-if-conv.c (tree_if_conversion): Ditto.
13764 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13765 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13766 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13767 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13768 copy_loop_headers): Ditto.
13769 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13770 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13771 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13772 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13773 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13774 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13775 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13776 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13777 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13778 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13779 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13780 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13781 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13782 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13783 slpeel_add_loop_guard): Ditto.
13784
13785 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13786
13787 PR tree-optimization/15784
13788 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13789 and -1 - A to ~A.
13790
13791 * stmt.c (expand_case): Don't change index_type. Convert minval
13792 to the proper type.
13793
13794 PR tree-optimization/20130
13795 * fold-const.c (fold): Fold x * -1 into -x.
13796
13797 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13798
13799 PR rtl-optimization/20331
13800 * rtlanal.c (modified_between_p): Check its address first for MEM.
13801 (modified_in_p): Likewise.
13802
13803 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13804
13805 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13806
13807 2005-03-10 Steven Bosscher <stevenb@suse.de>
13808
13809 * expr.c (expand_expr_real_1): If possible, use a conditional
13810 move for expanding MIN_EXPR and MAX_EXPR.
13811 Use temp for moving around rtx-en.
13812
13813 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13814
13815 PR rtl-opt/20412
13816 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13817 correct mode.
13818
13819 2005-03-10 Roger Sayle <roger@eyesopen.com>
13820
13821 * builtins.c (expand_builtin_signbit): Extend to handle floating
13822 point modes wider than the largest integer type, using the
13823 operand_subword_force function to obtain the signbit's word.
13824
13825 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13826
13827 PR target/20322
13828 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13829 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13830
13831 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13832
13833 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13834
13835 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13836
13837 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13838 type void.
13839 (perform_edge_inserts): Unconditionally call
13840 free_dominator_info.
13841
13842 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13843
13844 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13845
13846 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13847
13848 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13849
13850 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13851
13852 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13853 gcc_unreachable.
13854 (rtl_register_value_prof_hooks,
13855 tree_value_profile_transformations,
13856 tree_register_value_prof_hooks): Likewise.
13857 * var-tracking.c (stack_adjust_offset_pre_post,
13858 variable_htab_free, variable_union, dataflow_set_different_2,
13859 count_uses, variable_was_changed, set_frame_base_location,
13860 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13861 vt_add_function_parameters): Likewise.
13862 * varasm.c (named_section_real, named_section, make_decl_rtl,
13863 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13864 const_hash_1, compare_constant, copy_constant, force_const_mem,
13865 output_constant_pool_2, output_constant_pool_1, output_constant,
13866 output_constructor, make_decl_one_only, decl_tls_model,
13867 default_no_named_section, default_elf_select_section_1,
13868 default_unique_section_1): Likewise.
13869 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13870 * vmsdbgout.c (addr_const_to_string): Likewise.
13871
13872 PR c++/20375
13873 * function.c (struct assign_parm_data_one): Remove last_named
13874 field.
13875 (assign_parm_find_data_types): Don't determine last_named.
13876 Reorder named_parm determination.
13877 (assign_parms): Only setup varargs on the last non-varadic
13878 parameter.
13879
13880 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13881
13882 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13883 sda base address on medium model.
13884
13885 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13886
13887 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13888 * cfgloop.c (flow_loop_nodes_find): Export.
13889 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13890 Declare.
13891 * cfgloopmanip.c (fix_loop_structure): New function.
13892 * predict.c (predict_loops): Clean up the loops information.
13893 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13894 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13895 loop structure.
13896 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13897 (rewrite_into_loop_closed_ssa): Declaration changed.
13898 * tree-loop-linear.c (linear_transform_loops): Add argument to
13899 rewrite_into_loop_closed_ssa call.
13900 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13901 * tree-ssa-loop-im.c (move_computations): Ditto.
13902 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13903 * tree-vectorizer.c (vectorize_loops): Ditto.
13904 * tree-optimize.c: Include cfgloop.h.
13905 (execute_todo): Choose whether to call cleanup_tree_cfg or
13906 cleanup_tree_cfg_loop.
13907 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13908 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13909 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13910 cleanup_tree_cfg_loop call.
13911 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13912 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13913 work on part of cfg.
13914
13915 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13916
13917 PR inline-asm/20314
13918 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13919 with multiple alternatives.
13920
13921 * stmt.c (parse_output_constraint): Fix a typo.
13922
13923 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13924
13925 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13926 assembly directive instead of deprecated "no-generics".
13927
13928 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13929
13930 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13931 for non-offsettable memory references to cope with outstanding reload
13932 replacements.
13933 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13934 avoid losing outstanding address reloads.
13935 ("reload_outdi", "reload_outdf"): Likewise.
13936
13937 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13938
13939 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13940 code. Add more cbrt transformations.
13941
13942 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13943
13944 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13945
13946 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13947
13948 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13949 NULL_TREE when a given tree is not simplified.
13950 (fold): Return the original tree when any of the functions
13951 mentioned above NULL_TREE.
13952
13953 * fold-const.c (fold_unary, fold_binary): Take decomposed
13954 arguments, code, type, op0, and op1 in case of fold_binary.
13955 (fold): Update calls to fold_unary and fold_binary.
13956
13957 2005-03-09 Roger Sayle <roger@eyesopen.com>
13958
13959 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13960 a fndecl and an arglist instead of a CALL_EXPR, exp.
13961
13962 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13963
13964 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13965
13966 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13967
13968 * expr.c (expand_assignment): Remove orig_to_rtx.
13969
13970 * fold-const.c (int_const_binop): Remove no_overflow.
13971
13972 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13973
13974 * loop-iv.c (get_biv_step_1): Remove lhs.
13975
13976 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13977
13978 * real.c (real_nan): Remove neg.
13979
13980 * function.c (thread_prologue_and_epilogue_insns): Remove i
13981 and newinsn.
13982
13983 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13984 tb.
13985
13986 * tree-eh.c (tree_could_trap_p): Remove idx.
13987
13988 * tree-into-ssa.c (ann): Remove ann.
13989
13990 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13991
13992 * tree-sra.c (decide_block_copy): Remove inst_count.
13993
13994 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13995
13996 * tree-ssa-loop-im.c (lhs): Remove.
13997
13998 * cfgbuild.c (state, STATE, SET_STATE,
13999 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14000 make_edges.
14001 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14002 (find_basic_blocks): Set the state of each basic block to
14003 BLOCK_NEW.
14004
14005 2005-03-08 Jeff Law <law@redhat.com>
14006
14007 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14008 goto results in the removal of edges in the CFG, then we need
14009 to recompute dominators.
14010
14011 2005-03-09 Ben Elliston <bje@au.ibm.com>
14012
14013 * c-common.c (c_do_switch_warnings): Comment fix.
14014
14015 2005-03-08 Julian Brown <julian@codesourcery.com>
14016
14017 * Patch from 2005-03-08 reverted for causing regressions and
14018 ppc-darwin bootstrap failure.
14019
14020 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14021
14022 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14023 Define the real function for ppc-darwin.
14024 * c-typeck.c (convert_arguments): Check for target-specific
14025 invalid argument call to unprototyped function.
14026 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14027 New Macro.
14028 * target.h (invalid_arg_for_unprototyped_fn): New field
14029 in struct calls.
14030 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14031 default target hook.
14032 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14033 Declare.
14034
14035 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14036
14037 * c-typeck.c (constructor_stack, constructor_range_stack,
14038 initializer_stack): Make them static.
14039
14040 * cfg.c (rbi_pool): Make it static.
14041
14042 * gimple-low.c (lower_stmt_body): Make it static.
14043 * tree-flow.h: Remove the corresponding prototype. Don't
14044 declare lower_data.
14045
14046 * sched-deps.c (cache_size): Make it static.
14047
14048 * stor-layout.c (lang_adjust_rli): Make it static.
14049
14050 2005-03-08 Julian Brown <julian@codesourcery.com>
14051
14052 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14053 from being used for symbols with vague linkage when
14054 HAVE_GAS_COMDAT_GROUP is true.
14055
14056 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14057
14058 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14059 nlabel == JUMP_LABEL (jump).
14060
14061 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14062
14063 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14064 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14065 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14066 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14067
14068 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14069
14070 PR c/14411
14071 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14072 * c-common.c (handle_returns_twice): New function.
14073 (c_common_attribute_table): Declare eturns_twice' attribute.
14074 * doc/extend.texi: Document eturns_twice' attribute.
14075 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14076 (struct tree_decl): Add returns_twice_flag.
14077
14078 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14079
14080 * tree-ssa-phiopt.c: Fix a comment typo.
14081
14082 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14083 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14084 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14085 copyright.
14086
14087 2005-03-08 Richard Henderson <rth@redhat.com>
14088
14089 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14090 builtin codes with ctzdi2, clzdi2, popcountdi2.
14091 (struct alpha_builtin_def): Add is_const.
14092 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14093 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14094 (alpha_init_builtins): Init them. Set nothrow and const attributes
14095 on builtins.
14096 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14097 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14098 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14099 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14100 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14101 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14102 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14103 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14104 (TARGET_FOLD_BUILTIN): New.
14105 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14106 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14107 (ffsdi2): Use ctz.
14108 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14109
14110 2005-03-08 Ira Rosen <irar@il.ibm.com>
14111
14112 PR tree-optimization/20122
14113 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14114 condition of access function instead of base.
14115
14116 2005-03-07 Jeff Law <law@redhat.com>
14117 Steven Bosscher <stevenb@suse.de>
14118
14119 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14120 (find_taken_edge): Call find_taken_edge_computed_goto as
14121 appropriate. Allow any gimple invariant rather than just
14122 INTEGER_CST for VAL.
14123 (cleanup_control_flow): Cleanup a computed goto which has turned
14124 into a simple goto.
14125 (tree_merge_blocks): If block B has any forced labels, move
14126 them to the start of block A.
14127 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14128 computed gotos as well.
14129 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14130 removal of unnecessary computed gotos too.
14131 (lookup_redirection_data): Fix type of INSERT argument. Callers
14132 updated.
14133
14134 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14135
14136 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14137 Remove trailing spaces.
14138
14139 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14140 unshare_all_trees): Make them static.
14141 * tree-gimple.h: Remove the corresponding prototypes.
14142
14143 * diagnostic.h: Remove unused prototype
14144 debug_output_buffer.
14145 * modulo-sched.c: Remove unused prototype
14146 set_row_column_for_ps.
14147
14148 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14149 replace_phi_edge_with_variable): Remove unused variable i.
14150
14151 2005-03-07 Per Bothner <per@bothner.com>
14152
14153 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14154
14155 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14156
14157 PR tree-opt/17671
14158 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14159 bbs on the COND_EXPR instead of the PHI_NODEs.
14160 (candidate_bb_for_phi_optimization): Remove.
14161 (replace_phi_with_stmt): Rename to ...
14162 (replace_phi_edge_with_variable): this and change so that we
14163 replace the phi argument instead of removing the PHI.
14164 (conditional_replacement): Change so we deal with PHI with more
14165 than two arguments.
14166 (value_replacement): Likewise.
14167 (abs_replacement): Likewise.
14168
14169 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14170
14171 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14172 output_e500_flip_gt_bit.
14173
14174 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14175 as bit 31.
14176 (rs6000_generate_compare): Fix logic to look at the correct bits.
14177 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14178 Look at GT bit.
14179 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14180 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14181 gen_move_from_CR_gt_bit.
14182
14183 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14184 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14185 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14186
14187 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14188 (E500_CR_IOR_COMPARE): New constant.
14189
14190 2005-03-08 Earl Chew <earl_chew@agilent.com>
14191 David Billinghurst <David.Billinghurst@riotinto.com>
14192
14193 * config/i386/host-cygwin.c: New file to support precompiled
14194 headers on cygwin
14195 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14196 * config.host: Use above files for cygwin host.
14197
14198 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14199
14200 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14201 ordering ops from earlier change.
14202
14203 2005-03-07 Per Bothner <per@bothner.com>
14204
14205 Various fixes to allow us to again build if --enable-mapped-location:
14206 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14207 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14208 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14209 local variable loc. Change logic appropriately.
14210 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14211 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14212 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14213 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14214 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14215
14216 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14217
14218 PR rtl-optimization/19683
14219 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14220 number of bytes, to smallest_int_for_mode. Fix arguments to
14221 REG_CANNOT_CHANGE_MODE_P.
14222
14223 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14224
14225 * reorg.c (relax_delay_slots): Check that the jump is
14226 conditional before trying to invert it.
14227
14228 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14229
14230 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14231 Make them static.
14232
14233 * calls (stack_arg_under_construction): Make it static.
14234
14235 * flow.c (regs_live_at_setjmp): Make it static.
14236 * flow.h: Remove the corresponding prototype.
14237
14238 * reload1.c (reload_startobj, reload_firstobj,
14239 something_needs_operands_changed, reload_inherited,
14240 reload_inheritance_insn, reload_override_in,
14241 reload_spill_index): Make them static.
14242
14243 * recog.c (verify_changes): Make it static.
14244 * recog.h: Remove the corresponding prototype.
14245
14246 * cfgbuild.c (find_sub_basic_blocks): Remove.
14247 * basic-block.h: Remove the corresponding prototype.
14248 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14249 in comments.
14250 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14251
14252 * tree-ssa-operands.c (check_build_stmt): Remove.
14253
14254 * stor-layout.c (set_alignment): Remove.
14255 * tree.h: Remove the corresponding prototype.
14256
14257 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14258
14259 * tree-ssa-dce.c (control_dependence_map,
14260 visited_control_parents): Make them static.
14261
14262 * cfghooks.c (verify_flow_info): Remove local variable
14263 num_bb_notes.
14264
14265 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14266 last_bb_seen.
14267
14268 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14269
14270 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14271
14272 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14273
14274 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14275
14276 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14277 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14278 PARALLEL for an empty structure.
14279
14280 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14281
14282 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14283
14284 * fold-const.c (fold_binary): Unroll the very first "for"
14285 loop.
14286
14287 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14288
14289 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14290 redundant match_code test.
14291 (scc_comparison_operator): Swap match_operand and match_code
14292 tests.
14293 (branch_positive_comparison_operator): Same.
14294 (trap_comparison_operator): Use comparison_operator and swap with
14295 match_code test.
14296
14297 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14298
14299 PR target/20288
14300 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14301 (out_movhi_r_mr): Read low byte of volatile MEM first.
14302 (out_movhi_mr_r): Write high byte of volatile MEM first.
14303
14304 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14305
14306 * cselib.c (reg_values, reg_values_size): Make them static.
14307
14308 * cse.c (cse_reg_info_table): Make it static.
14309
14310 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14311
14312 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14313
14314 * cse.c (find_best_addr): Use canon_for_address.
14315
14316 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14317
14318 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14319 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14320 SUBREG and MEM, respectively.
14321
14322 * fold-const.c (fold_binary): Use code instead of t.
14323
14324 * fold-const.c (optimize_minmax_comparison): Take decomposed
14325 arguments code, type, op0, and op1 instead of t.
14326 (fold_binary): Update a call to optimize_minmax_comparison.
14327
14328 * fold-const.c (fold_range_test): Take decomposed arguments
14329 code, type, op0, and op1 instead of t.
14330 (fold_binary): Update a call to fold_range_test.
14331
14332 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14333 decomposed arguments code, type, op0, and op1 instead of t.
14334 (fold_binary): Update a call to fold_range_test.
14335
14336 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14337
14338 * fold-const.c (fold_binary): Avoid directly using the original
14339 expression t as much as possible.
14340
14341 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14342
14343 * c-semantics.c (build_stmt): Use TYPE_P instead of
14344 IS_NON_TYPE_CODE_CLASS.
14345 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14346 (NON_TYPE_CHECK): Use TYPE_P instead of
14347 IS_NON_TYPE_CODE_CLASS.
14348
14349 * fold-const.c (fold): Remove handling of binary expressions.
14350
14351 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14352
14353 * doc/c-tree.texi: Wrap comments in @r{}.
14354 * doc/cpp.texi: Likewise.
14355 * doc/cppinternals.texi: Likewise.
14356 * doc/extend.texi: Likewise.
14357 * doc/md.texi: Likewise.
14358 * doc/objc.texi: Likewise.
14359 * doc/sourcebuild.texi: Likewise.
14360 * doc/tm.texi: Likewise.
14361 * doc/tree-ssa.texi
14362
14363 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14364
14365 * predict.c (apply_return_prediction): Standardize PHI chain
14366 walking.
14367 * tree-ssa.c (ssa_redirect_edge): Likewise.
14368
14369 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14370 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14371 Update copyright.
14372
14373 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14374 * tree-flow.h: Adjust the prototype for remove_phi_node.
14375 * lambda-code.c (perfect_nestify): Adjust a call to
14376 remove_phi_node.
14377 * tree-cfg.c
14378 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14379 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14380 Likewise.
14381 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14382 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14383 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14384 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14385
14386 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14387 of GEN_INT (trunc_int_for_mode (...)).
14388 * loop-iv.c (iv_number_of_iterations): Likewise.
14389 * postreload.c (reload_cse_move2add): Likewise.
14390 * simplify-rtx.c (simplify_const_unary_operation,
14391 simplify_const_binary_operation): Likewise.
14392 * stor-layout.c (get_mode_bounds): Likewise.
14393
14394 * fold-const.c (fold_binary): New.
14395 (fold): Call fold_binary on binary expressions.
14396
14397 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14398
14399 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14400 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14401 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14402 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14403 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14404
14405 2005-03-04 Devang Patel <dpatel@apple.com>
14406
14407 PR tree-optimization/18815
14408 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14409 loops with zero exit edges.
14410
14411 2005-03-04 Devang Patel <dpatel@apple.com>
14412
14413 * doc/invoke.texi: Remove reference to webpage that does not exist.
14414
14415 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14416 Joseph S. Myers <joseph@codesourcery.com>
14417
14418 PR c++/19797
14419 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14420 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14421 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14422 * pa.c (get_plabel): Change argument to symbol_ref. Call
14423 maybe_get_identifier instead of get_identifier.
14424 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14425 (struct deferred_plabel): Replace name field with symbol field.
14426 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14427 ASM_OUTPUT_EXTERNAL_REAL is defined.
14428 (output_global_address): Use output_addr_const for output of all
14429 symbol_refs.
14430 (output_deferred_plabels): Use symbol_ref instead of name for address
14431 output.
14432 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14433 ASM_OUTPUT_SYMBOL_REF): New macros.
14434 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14435 comment.
14436 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14437 label.
14438
14439 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14440
14441 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14442 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14443
14444 2005-03-04 Jeff Law <law@redhat.com>
14445
14446 * basic-block.h (rediscover_loops_after_threading): Declare.
14447 * tree-ssa-dom.c: Include cfgloop.h.
14448 (tree_ssa_dominator_optimize): Discover loops and some basic
14449 properties. Remove forwarder blocks recreated by loop header
14450 canonicalization. Also mark backedges in the CFG.
14451 * tree-ssa-threadupdate.c: Include cfgloop.h
14452 (rediscover_loops_after_threading): Define.
14453 (struct local_info): New field, JUMP_THREADED.
14454 (prune_undesirable_thread_requests): New function.
14455 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14456 then record that fact for the callers of redirct_edges.
14457 (thread_block): If BB has incoming backedges, then call
14458 prune_undesirable_thraed_requests. Note when we are
14459 going to have to rediscover loop information. Return a
14460 boolean indicating if any jumps were threaded.
14461 (thread_through_all_blocks): Bubble up boolean indicating
14462 if any jumps were threaded.
14463 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14464 (tree-ssa-threadupdate.o): Similarly.
14465
14466 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14467
14468 * fold-const.c (fold_ternary): Unroll the "for" loop to
14469 extract operands.
14470
14471 2005-03-04 Andrew Haley <aph@redhat.com>
14472
14473 * unwind-dw2-fde-glibc.c (struct
14474 unw_eh_callback_data.check_cache): New field.
14475 (frame_hdr_cache): New.
14476 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14477 Cache frame header info.
14478
14479 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14480
14481 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14482 (print_c_condition): Declare.
14483 * read-rtl.c (ptr_loc): New structure.
14484 (ptr_locs, ptr_loc_obstack, joined_conditions)
14485 (joined_conditions_obstack): New variables.
14486 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14487 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14488 (join_c_conditions, print_c_condition): New functions.
14489 (apply_macro_to_string): Associate the new string with the same
14490 source location as the old one.
14491 (add_condition_to_string): Use join_c_conditions.
14492 (read_string): Use set_rtx_ptr_loc to record a filename and line
14493 number for the string.
14494 (read_rtx): Initialize the new variables above.
14495 * genattrtab.c (write_test_expr, write_attr_value): Use
14496 print_c_condition.
14497 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14498 comment above the GCC_VERSION check.
14499 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14500 Inline the definition of MAYBE_EVAL.
14501 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14502 * genoutput.c (process_template): Likewise.
14503 * genpreds.c (write_predicate_subfunction): Likewise.
14504 (write_predicate_expr): Use print_c_condition.
14505 * genrecog.c (write_cond): Likewise.
14506 * gensupport.c (process_rtx): Use join_c_conditions to join the
14507 conditions of a define_insn_and_split. Record a source location
14508 for the string after the "&&".
14509 (alter_test_for_insn): Use join_c_conditions.
14510
14511 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14512
14513 Revert for now:
14514 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14515 PR tree-optimization/15784
14516 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14517 and -1 - A to ~A.
14518
14519 2005-03-04 Ben Elliston <bje@au.ibm.com>
14520
14521 * gcc.c (option_map): Add --coverage.
14522 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14523 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14524 * config/darwin.h: Pass -lgcov for `coverage'.
14525 * doc/invoke.texi (Debugging Options): Document --coverage.
14526
14527 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14528
14529 * gcse.c (bypass_block): Use find_edge wherever possible.
14530
14531 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14532
14533 Fix PR debug/20253
14534
14535 * c-opts.c (c_common_parse_file): Call start_source_file
14536 and end_source_file at the approriate times.
14537
14538 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14539 the main file, it will be done for us now.
14540
14541 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14542
14543 * fold-const.c (fold_ternary): New.
14544 (fold): Call fold_ternary on ternary expressions. Remove
14545 handling of ternary expressions.
14546
14547 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14548
14549 PR tree-optimization/15784
14550 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14551 and -1 - A to ~A.
14552
14553 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14554
14555 * config/rs6000/predicates.md (branch_comparison_operator):
14556 Convert from C block to conditional format.
14557
14558 2005-03-03 Jan Hubicka <jh@suse.cz>
14559
14560 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14561 and non-constant public variables.
14562
14563 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14564
14565 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14566 with LABEL_EXPR.
14567
14568 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14569 EDGE_I.
14570
14571 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14572 calls to release_ssa_name and release_phi_node.
14573
14574 * fold-const.c (fold): Remove handling of unary expressions.
14575
14576 * fold-const.c (fold_unary): Avoid directly using the original
14577 expression t as much as possible.
14578
14579 2005-03-03 Roger Sayle <roger@eyesopen.com>
14580 Andrew Pinski <pinskia@physics.uc.edu>
14581
14582 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14583 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14584
14585 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14586
14587 Describe special registers SRP and MOF as allocatable registers.
14588 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14589 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14590 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14591 TARGET_HAS_MUL_INSNS.
14592 (cris_print_operand) <case 'd'>: New case.
14593 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14594 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14595 define.
14596 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14597 (REG_ALLOC_ORDER): Update for MOF.
14598 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14599 SPECIAL_REGS.
14600 (GENERAL_REGS): No longer a define of ALL_REGS.
14601 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14602 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14603 Adjust accordingly.
14604 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14605 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14606 (SECONDARY_RELOAD_CLASS): Define.
14607 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14608 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14609 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14610 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14611 (REGISTER_MOVE_COST): Define.
14612 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14613 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14614 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14615 (CRIS_MOF_REGNUM): New define_constants.
14616 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14617 special registers.
14618 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14619 New patterns.
14620 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14621 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14622 Adjust for MOF being properly described as a register.
14623 (indir_to_reg_split): Name this split. Conditionalize on the
14624 destination register being a general register.
14625 (movei): Conditionalize on on operands 0 and 1 having the same
14626 register class.
14627
14628 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14629
14630 PR target/20277
14631 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14632 -mcpu to override any other explicitly given flags.
14633
14634 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14635
14636 * recog.c (verify_changes, confirm_change_group): New functions,
14637 broken out of apply_change_group.
14638 (apply_change_group): Use them.
14639 * recog.h (verify_change, confirm_change_group): Declare.
14640 * rtl.h (redirect_jump_2): Declare.
14641 * jump.c (redirect_exp, invert_exp): Delete.
14642 (invert_exp_1): Take second parameter. Return value. Changed caller.
14643 (redirect_jump_2): New function, broken out of redirect_jump.
14644 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14645 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14646 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14647
14648 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14649
14650 * varasm.c (named_section): Use xstrdup rather than doing it by
14651 hand.
14652
14653 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14654
14655 2005-03-02 Devang Patel <dpatel@apple.com>
14656
14657 Undo PR tree-optimization/18815 fix.
14658
14659 2005-03-02 Devang Patel <dpatel@apple.com>
14660
14661 PR tree-optimization/18815
14662 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14663 loops with zero exit edges.
14664
14665 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14666
14667 * cfg.c (connect_src, connect_dest, disconnect_src,
14668 disconnct_dest): New.
14669 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14670 redirect_edge_pred): Use the new functions.
14671
14672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14673 free_dominance_info only when needed.
14674
14675 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14676
14677 PR target/20276
14678 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14679 (reg_or_sub_cint64_operand): Same.
14680
14681 2005-03-02 Jeff Law <law@redhat.com>
14682
14683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14684 CFG_ALTERED in the main DOM iteration loop.
14685
14686 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14687
14688 PR c++/19916
14689 * varasm.c (initializer_constant_valid_p): Allow conversions
14690 between OFFSET_TYPEs. Tidy.
14691
14692 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14693
14694 * config/cris/cris.md ("return"): Remove epilogue delay list
14695 sanity check.
14696
14697 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14698
14699 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14700 for Thumb.
14701 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14702
14703 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14704
14705 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14706 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14707 config/m68k/m68k.c, config/mips/mips.h,
14708 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14709 doc/include/gcc-common.texi: Update copyright.
14710
14711 PR middle-end/18029 and PR middle-end/18030
14712 * expr.c (optimize_bitfield_assignment_op): Add a special case
14713 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14714
14715 * fold-const.c (fold_unary): New.
14716 (fold): Call fold_unary on unary expressions.
14717
14718 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14719
14720 * cgraph.h (struct cgraph_edge): Add prev_caller and
14721 prev_callee fields.
14722 (cgraph_node_remove_callees): Export.
14723 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14724 and prev_callee.
14725 (cgraph_edge_remove_callee): New function.
14726 (cgraph_edge_remove_caller): Likewise.
14727 (cgraph_remove_edge): Use.
14728 (cgraph_redirect_edge_callee): Likewise.
14729 (cgraph_node_remove_callees): New function.
14730 (cgraph_node_remove_callers): Likewise.
14731 (cgraph_remove_node): Use.
14732 * tree-optimize.c (tree_rest_of_compilation): Use
14733 cgraph_node_remove_callees instead of manual loop.
14734 * cgraphunit.c (cgraph_finalize_function): Likewise.
14735 (cgraph_expand_function): Likewise.
14736 (cgraph_remove_unreachable_nodes): Likewise.
14737
14738 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14739
14740 PR c/8927
14741 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14742 argument.
14743 * c-decl.c (undeclared_variable): Take location as argument.
14744 * c-typeck.c (build_external_ref): Likewise.
14745 * c-parser.c (c_parser_postfix_expression): Pass location of
14746 identifier to build_external_ref.
14747
14748 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14749
14750 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14751 CCEQ mode for branch_positive_comparison_operator test.
14752 * config/rs6000/predicates (branch_comparison_operator): Revert to
14753 define_predicate.
14754 (scc_comparison_operator): Same.
14755 (branch_positive_comparison_operator): Same.
14756
14757 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14758
14759 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14760 (cris_delay_slots_for_epilogue): Remove.
14761 (save_last): Move into cris_target_asm_function_epilogue.
14762 (cris_target_asm_function_epilogue): Remove tests for file being
14763 NULL.
14764 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14765 (cris_delay_slots_for_epilogue): Remove prototypes.
14766 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14767 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14768
14769 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14770
14771 * config/rs6000/predicates.md (branch_comparison_operator): Change
14772 to define_special_predicate.
14773 (scc_comparison_operator): Same.
14774 (branch_positive_comparison_operator): Same.
14775
14776 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14777
14778 * Makefile.in (tree-ssa-sink.o): New.
14779 (OBJS-common): Add tree-ssa-sink.o.
14780 * common.opt: Add -ftree-sink
14781 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14782 * timevar.def (TV_TREE_SINK): new timevar.
14783 * tree-flow.h (is_hidden_global_store): Prototype.
14784 * tree-optimize.c (init_tree_optimization_passes): Add
14785 pass_sink_code.
14786 * tree-pass.h (pass_sink_code): New.
14787 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14788 for non-obvious global store store to is_hidden_global_store, and
14789 call that new function.
14790 * tree-ssa-sink.c: New file.
14791 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14792 * doc/passes.texi: Document forward store motion.
14793 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14794 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14795 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14796 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14797
14798 2005-03-01 Per Bothner <per@bothner.com>
14799
14800 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14801 and we have a non-zero column-number, add it to the message.
14802 Also factor out the diagnostic_kind_text.
14803
14804 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14805
14806 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14807 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14808 flow_loop_scan): Removed.
14809 (flow_loop_dump): Do not dump removed fields.
14810 (flow_loop_free): Do not free removed fields.
14811 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14812 (loop_exit_edge_p): New function.
14813 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14814 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14815 num_exits, exits_doms.
14816 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14817 LOOP_EDGES, LOOP_ALL): Removed.
14818 (flow_loop_scan): Declaration removed.
14819 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14820 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14821 flow_loops_find.
14822 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14823 (if_convert): Call flow_loops_find and flow_loops_free
14824 when calling mark_loop_exit_edges.
14825 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14826 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14827 free_dominance_info calls.
14828 * loop-init.c (flow_loops_find): Ditto.
14829 * passes.c (rest_of_handle_branch_prob): Ditto.
14830 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14831 * loop-unroll.c (analyze_insns_in_loop): Do not use
14832 EDGE_LOOP_EXIT.
14833 * predict.c (predict_loops): Do not call flow_loop_scan.
14834 Use get_loop_exit_edges.
14835 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14836 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14837 Do not use EDGE_LOOP_EXIT.
14838 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14839 to bb_with_exit_edge_p.
14840 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14841 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14842 to bb_with_exit_edge_p.
14843 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14844 EDGE_LOOP_EXIT.
14845 * tree-loop-linear.c (linear_transform_loops): Do not call
14846 flow_loop_scan. Use loop->single_exit.
14847 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14848 (vect_analyze_loop_form): Do not call flow_loop_scan.
14849 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14850 loop->single_exit.
14851 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14852 loop->single_exit.
14853 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14854 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14855 slpeel_tree_duplicate_loop_to_edge_cfg,
14856 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14857 Use loop_preheader_edge and loop->single_exit. Do not call
14858 flow_loop_scan.
14859
14860 2005-03-01 Nick Clifton <nickc@redhat.com>
14861
14862 * config/arm/arm.c (thumb_find_work_register): Check all of the
14863 argument registers to see if they are free, and a couple of
14864 special cases where the last argument register but can be proved
14865 to be available during the function's prologue.
14866 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14867 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14868 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14869 register bit-mask.
14870 (thumb_compute_save_reg_mask): Likewise. Also use
14871 thumb_find_work_register() to ensure that there is agreement about
14872 which work register is going to be used in the prologue.
14873 (thumb_output_function_prologue): Use unsigned long as the type
14874 for the register bit-mask. Also delay pushing the link register if
14875 other high registers are going to be pushed.
14876 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14877 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14878 redundant prototypes.
14879
14880 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14881
14882 PR target/19819
14883 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14884 and after reload in REG+REG indexed addresses without REG_POINTER
14885 set in the base and not set in the index.
14886
14887 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14888
14889 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14890 Don't undefine here.
14891 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14892 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14893 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14894 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14895 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14896 Delete.
14897 * config.gcc (sh*-*-linux*): Use config/linux.h.
14898
14899 2005-02-28 Dale Johannesen <dalej@apple.com>
14900 Stan Shebs <shebs@apple.com>
14901
14902 Rewrite of 64-bit Darwin structure-by-value pass/return.
14903 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14904 intoffset, use_stack, named.
14905 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14906 (rs6000_darwin64_record_arg_advance_flush): New.
14907 (rs6000_darwin64_record_arg_advance_recurse): New.
14908 (rs6000_darwin64_record_arg_flush): New.
14909 (rs6000_darwin64_record_arg_recurse): New.
14910 (rs6000_darwin64_record_arg): New.
14911 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14912 (function_arg_boundary): Handle 128-bit aligned structs.
14913 (function_arg_advance): Rewrite darwin64 struct handling.
14914 (function_arg): Call rs6000_darwin64_record_arg.
14915 (function_arg_partial_nregs): Handle darwin64 structs.
14916 (rs6000_darwin64_function_value): Remove.
14917 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14918
14919 2005-02-28 Roger Sayle <roger@eyesopen.com>
14920
14921 PR tree-optimization/20216
14922 * tree-chrec.c (tree_fold_factorial): Delete.
14923 (tree_fold_binomial): Change argument list to take a return type
14924 and change the type of K to unsigned int. Rewrite to avoid explicit
14925 evaluation of factorials, and (recursively) calling fold to perform
14926 compile-time arithmetic. Return NULL on (internal) overflow.
14927 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14928 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14929 if any intermediate calculation overflows.
14930 (chrec_apply): Update call to chrec_evaluate.
14931
14932 2005-02-28 James E Wilson <wilson@specifixinc.com>
14933
14934 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14935
14936 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14937
14938 PR c/20245
14939 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14940 instead of NULL_TREE on error.
14941
14942 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14943
14944 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14945 (EASY_VECTOR_15_ADD_SELF): Remove.
14946 (num_insns_constant_wide): Not static.
14947 (validate_condition_mode): Not static.
14948 (toc_relative_expr_p): Not static.
14949 (legitimate_indirect_address_p): Not static.
14950 (macho_lo_sum_memory_operand): Not static.
14951 (invalid_e500_subreg): Not static.
14952 (easy_vector_same): Not static.
14953 (easy_vector_splat_const): Not static.
14954 (RS6000_SYMBOL_REF_TLS_P): Remove.
14955 (any_operand): Delete.
14956 (any_parallel_operand): Delete.
14957 (count_register_operand): Delete.
14958 (altivec_register_operand): Delete.
14959 (xer_operand): Delete.
14960 (s8bit_cint_operand): Delete.
14961 (short_cint_operand): Delete.
14962 (u_short_cint_operand): Delete.
14963 (non_short_cint_operand): Delete.
14964 (exact_log2_cint_operand): Delete.
14965 (gpc_reg_operand): Delete.
14966 (cc_reg_operand): Delete.
14967 (cc_reg_not_cr0_operand): Delete.
14968 (reg_or_short_operand): Delete.
14969 (reg_or_neg_short_operand): Delete.
14970 (reg_or_aligned_short_operand): Delete.
14971 (reg_or_u_short_operand): Delete.
14972 (reg_or_cint_operand): Delete.
14973 (reg_or_arith_cint_operand): Delete.
14974 (reg_or_add_cint64_operand): Delete.
14975 (reg_or_sub_cint64_operand): Delete.
14976 (reg_or_logical_cint_operand): Delete.
14977 (got_operand): Delete.
14978 (got_no_const_operand): Delete.
14979 (easy_fp_constant): Delete.
14980 (easy_vector_constant): Delete.
14981 (easy_vector_constant_add_self): Delete.
14982 (zero_constant): Delete.
14983 (zero_fp_constant): Delete.
14984 (volatile_mem_operand): Delete.
14985 (offsettable_mem_operand): Delete.
14986 (mem_or_easy_const_operand): Delete.
14987 (add_operand): Delete.
14988 (non_add_cint_operand): Delete.
14989 (logical_operand): Delete.
14990 (non_logical_cint_operand): Delete.
14991 (mask_operand): Delete.
14992 (mask_operand_wrap): Delete.
14993 (mask64_operand): Delete.
14994 (mask64_2_operand): Delete.
14995 (and64_operand): Delete.
14996 (and64_2_operand): Delete.
14997 (and_operand): Delete.
14998 (reg_or_mem_operand): Delete.
14999 (lwa_operand): Delete.
15000 (symbol_ref_operand): Delete.
15001 (call_operand): Delete.
15002 (current_file_function_operand): Delete.
15003 (input_operand): Delete.
15004 (rs6000_nonimmediate_operand): Delete.
15005 (rs6000_tls_symbol_ref): Delete.
15006 (save_world_operation): Delete.
15007 (restore_world_operation): Delete.
15008 (load_multiple_operation): Delete.
15009 (store_multiple_operation): Delete.
15010 (vrsave_operation): Delete.
15011 (mfcr_operation): Delete.
15012 (mtcrf_operation): Delete.
15013 (lmw_operation): Delete.
15014 (stmw_operation): Delete.
15015 (branch_comparison_operator): Delete.
15016 (branch_positive_comparison_operator): Delete.
15017 (scc_comparison_operator): Delete.
15018 (trap_comparison_operator): Delete.
15019 (boolean_operator): Delete.
15020 (boolean_or_operator): Delete.
15021 (min_max_operator): Delete.
15022 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15023 (EASY_VECTOR_15): Moved to here.
15024 (EASY_VECTOR_15_ADD_SELF): Move to here.
15025 (PREDICATE_CODES): Delete.
15026 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15027 Declare functions no longer static.
15028 * config/rs6000/predicates.md: New.
15029 * config/rs6000/rs6000.md: Include predicates.md
15030
15031 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15032
15033 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15034 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15035 REG_ALWAYS_RETURN.
15036 * cfgrtl.c (need_fake_edge_p): Likewise.
15037 * combine.c (distribute_notes): Likewise.
15038 * emit-rtl.c (try_split): Likewise.
15039 * recog.c (peephole2_opimize): Likewise.
15040 * reg-notes.def (ALWAYS_RETURN): Remove.
15041 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15042 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15043 * tree.h (ECF_ALWAYS_RETURN): Remove.
15044
15045 2005-02-28 Roger Sayle <roger@eyesopen.com>
15046
15047 PR middle-end/19874
15048 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15049 between different machine modes is never a "useless" conversion.
15050
15051 2005-02-28 Geert Bosch <bosch@gnat.com>
15052
15053 PR ada/15977
15054 * doc/contrib.texi: List contributors for Ada front end
15055
15056 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15057
15058 * simplify-rtx.c (simplify_unary_operation_1,
15059 simplify_const_unary_operation): New, extracted from...
15060 (simplify_unary_operation): ... this one.
15061 (simplify_binary_operation_1,
15062 simplify_const_binary_operation): New, extracted from...
15063 (simplify_binary_operation): ... this one.
15064 * rtl.h (simplify_const_unary_operation,
15065 simplify_const_binary_operation): Add prototypes.
15066
15067 2005-02-28 Julian Brown <julian@codesourcery.com>
15068
15069 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15070 building libjava and caused PR regression/20228.
15071
15072 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15073
15074 PR bootstrap/17383
15075 * Makefile.in (host_subdir): New.
15076 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15077 * configure: Regenerate.
15078
15079 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15080
15081 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15082 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15083 installation directory first.
15084
15085 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15086
15087 PR target/19065.
15088 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15089 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15090 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15091 * config/cris/cris.md: Tweak comments referring to Q.
15092 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15093 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15094 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15095 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15096 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15097 Insert spaces in constraints to align alternatives vertically for
15098 readability.
15099 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15100 operand 1: "M".
15101
15102 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15103
15104 PR rtl-optimization/17728
15105 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15106 operand 0 from general_operand to move_dest_operand.
15107
15108 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15109
15110 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15111 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15112 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15113 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15114
15115 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15116
15117 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15118 * configure: Regenerate.
15119 * libada-mk.in: Remove CC; rename
15120 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15121
15122 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15123
15124 PR tree-opt/20188
15125 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15126 for the lhs, also walk over the tree. Likewise for rhs.
15127
15128 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15129
15130 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15131 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15132 Do not propagate value of iv before increment over the increment.
15133
15134 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15135
15136 * c-parser.c: New file.
15137 * c-parse.in: Remove.
15138 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15139 Remove.
15140 (c-parser.o): Add dependencies.
15141 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15142 maintainer-clean, TAGS): Update.
15143 * c-config-lang.in (gtfiles): Update.
15144 * gengtype-lex.l: Don't handle "@@".
15145 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15146 objc_build_synchronized, objc_begin_try_stmt,
15147 objc_begin_catch_clause, objc_finish_catch_clause,
15148 objc_build_finally_clause, objc_finish_try_stmt): New.
15149 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15150 type_seen_p.
15151 (c_parse_init): Update comment.
15152 * c-decl.c (c_init_decl_processing): Update comment.
15153 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15154 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15155 new c_declspecs members.
15156
15157 2005-02-25 Julian Brown <julian@codesourcery.com>
15158
15159 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15160 from being used for symbols with vague linkage when
15161 HAVE_GAS_COMDAT_GROUP is true.
15162
15163 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15164
15165 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15166
15167 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15168
15169 PR target/19930
15170 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15171 (LIBGCC2_HAS_DF_MODE): New.
15172 (LIBGCC2_HAS_XF_MODE): New.
15173 (LIBGCC2_HAS_TF_MODE): New.
15174 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15175 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15176 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15177 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15178 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15179 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15180 and add _fixtfdi, _fixunstfdi, _floatditf
15181 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15182 L_fixunstfdi, L_floatditf.
15183 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15184 (LIBGCC2_HAS_TF_MODE): Define.
15185
15186 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15187
15188 PR tree-optimization/20204
15189 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15190 REWRITE_THIS_STMT markers on PHI nodes.
15191 (rewrite_initialize_block): Likewise.
15192
15193 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15194
15195 * version.c (version_string): Update to 4.1.
15196
15197 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15198
15199 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15200 Clarify that the alternative way doesn't work in GNU C++.
15201
15202 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15203
15204 PR tree-optimization/19937
15205 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15206 to the type of the induction variable.
15207
15208 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15209
15210 PR rtl-optimization/20117
15211 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15212 the block including noncopyable insn.
15213
15214 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15215
15216 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15217 calls to find_reg_note.
15218
15219 2005-02-24 Richard Henderson <rth@redhat.com>
15220
15221 PR tree-opt/20127
15222 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15223 the type.
15224
15225 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15226
15227 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15228 vector types if to use base reg for misaligned non-word ld/std.
15229
15230 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15231
15232 PR target/14619
15233 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15234 dwarf2 label manually and put it after, not before the prologue.
15235
15236 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15237
15238 PR target/19019
15239 * reload.c (operands_match_p): Only increment register number for
15240 SCALAR_INT_MODE_P modes in multiple hard registers.
15241
15242 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15243 Fix formatting.
15244
15245 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15246
15247 * ChangeLog.5: Fix log message typo(s).
15248 * ChangeLog.7: Likewise.
15249 * ChangeLog.tree-ssa: Likewise.
15250 * cfgexpand.c: Fix comment typo(s).
15251 * conflict.c: Likewise.
15252 * defaults.h: Likewise.
15253 * dwarf2out.c: Likewise.
15254 * gcse.c: Likewise.
15255 * ggc-page.c: Likewise.
15256 * tree-eh.c: Likewise.
15257 * tree-ssa-dom.c: Likewise.
15258
15259 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15260
15261 PR target/19019
15262 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15263 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15264 if SHARED is defined.
15265
15266 PR target/20196
15267 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15268 allow splitting only if operands 0 and 3 don't overlap.
15269
15270 2005-02-24 Richard Henderson <rth@redhat.com>
15271
15272 PR middle-end/19953
15273 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15274 (fold_builtin_1): Call them.
15275 * fold-const.c (fold_complex_mult_parts): Split out from ...
15276 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15277 (fold_complex_div_parts, fold_complex_div): New.
15278 (fold): Use them.
15279 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15280
15281 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15282
15283 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15284 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15285
15286 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15287 (print_node): Likewise.
15288 Print TYPE_SIZES_GIMPLIFIED.
15289
15290 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15291
15292 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15293 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15294 operands as commutative in constraints.
15295
15296 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15297
15298 * tree-into-ssa.c: Re-organize internal functions.
15299
15300 2005-02-24 Richard Henderson <rth@redhat.com>
15301
15302 PR middle-end/18902
15303 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15304 for c99.
15305 * common.opt (fcx-limited-range): New.
15306 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15307 * toplev.c (flag_complex_method): Initialize to 1.
15308 (process_options): Set flag_complex_method to 0 if
15309 flag_cx_limited_range.
15310 * doc/invoke.texi (-fcx-limited-range): New.
15311
15312 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15313
15314 * cse.c (delete_trivially_dead_insns): Speed up by using
15315 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15316 prev_real_insn.
15317
15318 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15319
15320 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15321 functions when -mid-shared-library is being used.
15322
15323 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15324
15325 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15326 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15327 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15328 * system.h: Poison LINK_LIBGCC_SPECIAL.
15329
15330 2005-02-23 James E Wilson <wilson@specifixinc.com>
15331
15332 * gengtype.c (note_insn_name): Make 1 element larger.
15333
15334 2005-02-23 Roger Sayle <roger@eyesopen.com>
15335
15336 PR target/20018
15337 PR rtl-optimization/20097
15338 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15339 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15340
15341 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15342
15343 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15344 * t-aix52 (SHLIB_INSTALL): Same.
15345
15346 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15347
15348 * genpreds.c: Update copyright.
15349
15350 2005-02-23 Michael Beach <michaelb@ieee.org>
15351
15352 PR target/20159
15353 * config/sparc/t-elf (startup files): Assemble with CPP.
15354
15355 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15356
15357 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15358 (write_predicate_expr): Likewise.
15359
15360 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15361
15362 PR tree-optimization/20100
15363 PR tree-optimization/20115
15364 * tree-optimize.c (init_tree_optimization_passes): Remove
15365 pass_maybe_create_global_var.
15366 * tree-pass.h (pass_maybe_create_global_var): Remove.
15367 * tree-ssa-alias.c (aliases_computed_p): Declare.
15368 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15369 (count_calls_and_maybe_create_global_var): Remove.
15370 (pass_maybe_create_global_var): Remove.
15371 (init_alias_info): Do not declare aliases_computed_p.
15372 (maybe_create_global_var): If the function contains no
15373 call-clobbered variables and a mix of pure/const and regular
15374 function calls, create .GLOBAL_VAR.
15375 Mark all call-clobbered variables for renaming.
15376 (merge_pointed_to_info): Update comment.
15377 (add_pointed_to_var): Likewise.
15378 (is_escape_site): Likewise.
15379 Accept struct alias_info * instead of size_t *.
15380 Update all users.
15381 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15382 as necessary.
15383 * tree-ssa-operands.c (get_call_expr_operands): If
15384 ALIASES_COMPUTED_P is false, do not add call-clobbering
15385 operands.
15386 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15387 (delete_tree_ssa): Likewise.
15388
15389 2005-02-22 James E Wilson <wilson@specifixinc.com>
15390
15391 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15392 (do_compile): Do call it here.
15393
15394 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15395
15396 PR rtl-optimization/20017.
15397 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15398 rest_of_handle_cse2, rest_of_handle_gcse): Call
15399 delete_dead_jumptables immediately before calling cleanup_cfg.
15400
15401 2005-02-22 Devang Patel <dpatel@apple.com>
15402
15403 PR 19952
15404 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15405 all labels
15406
15407 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15408
15409 * config/rs6000/aix.h (WINT_TYPE): Define.
15410
15411 2005-02-22 Stan Shebs <shebs@apple.com>
15412
15413 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15414 natural alignment for 64-bit Darwin.
15415 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15416 on 64-bit Darwin.
15417 * doc/invoke.texi: Document this.
15418
15419 2005-02-22 DJ Delorie <dj@redhat.com>
15420
15421 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15422 to make_[un]signed_type, not the mode itself.
15423
15424 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15425
15426 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15427 not available. Use tail calls wherever possible.
15428 (make_edge): Call unchecked_make_edge to create an edge.
15429
15430 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15431 (coalesce_ssa_name): Don't check for
15432 SSANORM_USE_COALESCE_LIST.
15433 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15434
15435 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15436
15437 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15438 (rewrite_into_ssa): ... here.
15439
15440 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15441
15442 PR tree-optimization/19786
15443 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15444 tag to another's may-alias bitmap when adding to the other's list.
15445
15446 2005-02-21 DJ Delorie <dj@redhat.com>
15447
15448 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15449 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15450 registers in unsupported ways.
15451 * expmed.c (init_expmed): Likewise.
15452
15453 2005-02-21 Stan Cox <scox@redhat.com>
15454
15455 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15456
15457 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15458
15459 * tree-cfg.c (fold_cond_expr_cond): New.
15460 (make_edges): Call fold_cond_expr_cond.
15461 (find_taken_edge): Accept nothing but INTEGER_CST.
15462 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15463 and 1.
15464 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15465
15466 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15467 that do not belong to any basic block.
15468
15469 2005-02-21 Jeff Law <law@redhat.com>
15470
15471 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15472 e->dest.
15473
15474 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15475
15476 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15477 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15478 Adjust their definitions.
15479 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15480 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15481
15482 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15483 genautomata.c, langhooks.c, langhooks.h, system.h,
15484 config/arm/lib1funcs.asm: Update copyright.
15485
15486 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15487
15488 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15489
15490 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15491
15492 PR bootstrap/13770
15493 * doc/install.texi: Document --with-gc.
15494
15495 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15496
15497 * simplify-rtx.c (simplify_unary_operation): Add a missing
15498 "break" statement.
15499
15500 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15501
15502 PR tree-optimization/18663
15503 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15504 if the type has variable bounds.
15505
15506 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15507
15508 * gcse.c: Remove an obsolete comment.
15509
15510 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15511
15512 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15513
15514 * doc/extend.texi (Function Attributes) <Attribute const>: The
15515 attribute "pure" is below this text, not above.
15516
15517 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15518
15519 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15520 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15521 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15522
15523 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15524
15525 PR 18785
15526 * langhooks.h (struct lang_hooks): Add to_target_charset.
15527 * langhooks.c (lhd_to_target_charset): New function.
15528 * langhooks-def.h: Declare lhd_to_target_charset.
15529 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15530 (LANG_HOOKS_INITIALIZER): Update.
15531 * c-common.c (c_common_to_target_charset): New function.
15532 * c-common.h: Declare it.
15533 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15534 c_common_to_target_charset.
15535
15536 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15537 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15538 Delete definitions.
15539 * system.h: Poison them.
15540 * doc/tm.texi: Don't discuss them.
15541 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15542 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15543 (pp_c_char): Do not attempt to generate letter escapes for
15544 newline, tab, etc.
15545 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15546 * config/mips/mips.c (mips_output_ascii): Likewise.
15547
15548 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15549
15550 PR tree-optimization/19951
15551 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15552 is abnormal.
15553
15554 2005-02-19 Steven Bosscher <stevenb@suse.de>
15555
15556 PR middle-end/19698
15557 * function.h (struct function): New field `max_loop_depth'.
15558 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15559 (flow_loops_find): Reset the max loop depth count before finding loops.
15560 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15561 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15562 (calculate_global_regs_live): Make sure the loop will terminate
15563 when the initial sets are not empty.
15564
15565 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15566
15567 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15568 object inside.
15569 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15570
15571 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15572
15573 PR other/19525
15574 * doc/invoke.texi: Remove documentation of %M spec.
15575 * gcc.c: Likewise.
15576 (init_spec): Remove %M suffix from -lgcc_s.
15577 (do_spec_1): Remove 'M' case.
15578 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15579 to put shared libraries in the multilib directory. Remove the
15580 shlib_so_soname substitution variable. Don't add a multilib encoding
15581 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15582 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15583 SHLIB_INSTALL as well as SHLIB_LINK.
15584 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15585 (SHLIB_NAME): Delete.
15586 (SHLIB_DIR): New macro.
15587 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15588 (SHLIB_INSTALL): Adjust accordingly.
15589 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15590 * config/t-slibgcc-sld: Likewise.
15591 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15592 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15593 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15594 in $(SHLIB_DIR).
15595 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15596 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15597 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15598 Use @shlib_base_name@ instead of @shlib_so_name@.
15599 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15600 and @shlib_base_name@.so in @multilib_dir@.
15601 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15602 to the install path.
15603 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15604 (SHLIB_LINK): Remove previous workaround.
15605 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15606 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15607 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15608 the install path.
15609 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15610 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15611 (SHLIB_INSTALL): Adjust accordingly.
15612 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15613 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15614 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15615 config/t-slibgcc-elf-ver.
15616
15617 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15618 Jakub Jelinek <jakub@redhat.com>
15619
15620 PR tree-optimization/19828
15621 * tree-ssa-loop-im.c: Add a TODO comment.
15622 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15623 without side-effects.
15624
15625 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15626
15627 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15628 call fold_convert.
15629
15630 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15631
15632 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15633 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15634 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15635 functions.
15636 (ia64_reorg): Delete fixup_errata call.
15637 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15638 (TARGET_SWITCHES): Delete -mb-step entry.
15639
15640 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15641
15642 PR c/20043
15643 * c-typeck.c (composite_type): Handle quals in transparent unions.
15644 (type_lists_compatible_p): Likewise.
15645
15646 2005-02-18 Stan Shebs <shebs@apple.com>
15647
15648 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15649 expressions in the .literal8 section.
15650
15651 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15652
15653 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15654
15655 2005-02-18 Roger Sayle <roger@eyesopen.com>
15656
15657 * fold-const.c (constant_boolean_node): Always create values of the
15658 specified type, don't bother calling truthvalue_conversion.
15659
15660 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15661
15662 * except.c (output_function_exception_table): Call
15663 assemble_external_libcall (eh_personality_libfunc).
15664
15665 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15666
15667 PR target/19886
15668 * config/ia64/ia64.h (struct machine_function): Add state_num.
15669 * config/ia64/ia64.c (process_epilogue,
15670 process_for_unwind_directive): Use new unwind state numbers each
15671 time rather than state 1.
15672
15673 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15674
15675 PR target/20054
15676 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15677 before the "*llgt_didi" pattern.
15678
15679 2005-02-18 Jason Merrill <jason@redhat.com>
15680
15681 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15682
15683 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15684
15685 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15686 (div0): Use it in place of ARM_FUNC_ALIAS.
15687 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15688
15689 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15690
15691 PR middle-end/20030
15692 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15693 access, the lower bound of the array type if it exists.
15694
15695 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15696
15697 PR c++/20008
15698 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15699 cases that are out-of-range for the index type.
15700
15701 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15702
15703 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15704 (estimate_case_costs): Don't call convert.
15705 * expmed.c (expand_shift): Likewise.
15706 (make_tree): Call fold_convert instead of convert.
15707
15708 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15709
15710 PR c++/19813
15711 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15712 that ref to be marked MEM_READONLY_P doesn't have base that needs
15713 constructing.
15714
15715 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15716
15717 * genautomata.c (output_get_cpu_unit_code_func,
15718 output_cpu_unit_reservation_p): Don't generate old-style function
15719 definitions.
15720
15721 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15722
15723 PR c++/20023
15724 PR tree-optimization/20009
15725 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15726
15727 PR tree-optimization/18947
15728 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15729 inline, remove all nodes that are inlined into the extern inline
15730 being redefined.
15731
15732 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15733
15734 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15735 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15736 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15737 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15738 Update copyright.
15739
15740 2005-02-17 Roger Sayle <roger@eyesopen.com>
15741
15742 PR tree-optimization/19917
15743 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15744 to be potentially trapping.
15745
15746 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15747
15748 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15749
15750 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15751
15752 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15753 tem becomes a local variable which is set to the value of the
15754 back end defined INITIAL_FRAME_ADDRESS macro.
15755 (expand_builtin_frame_address): Omit the base parameter to
15756 expand_builtin_return_addr.
15757 (expand_builtin_profile_func): Likewise.
15758 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15759 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15760 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15761
15762 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15763
15764 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15765 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15766 * config/frv/frv.c (frv_function_epilogue): Likewise.
15767
15768 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15769
15770 * lambda-code (perfect_nestify): Remove mark/unmark
15771 for rewriting hack.
15772 * tree-loop-linear.c (linear_transform_loops): Add
15773 rewrite_into_ssa call so that ssa is correct for
15774 rewriting into loop closed.
15775
15776 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15777
15778 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15779 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15780 BITMAP_FREE.
15781 * bt-load.c (btr_def_live_range, combine_btr_defs,
15782 migrate_btr_def, migrate_btr_defs): Likewise.
15783 * cfgcleanup.c (thread_jump): Likewise.
15784 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15785 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15786 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15787 df_rd_local_compute, df_reg_info_compute): Likewise.
15788 * dominance.c (init_dom_info, free_dom_info): Likewise.
15789 * flow.c (init_propagate_block_info,
15790 free_propagate_block_info): Likewise.
15791 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15792 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15793 modify_reg_pav): Likewise.
15794 * loop-invariant.c (find_defs, find_invariant_insn,
15795 find_invariants, free_inv_motion_data): Likewise.
15796 * predict.c (tree_predict_by_opcode,
15797 estimate_bb_frequencies): Likewise.
15798 * stmt.c (expand_case): Likewise.
15799 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15800 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15801 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15802 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15803 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15804 rewrite_ssa_into_ssa): Likewise.
15805 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15806 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15807 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15808 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15809 * tree-sra.c (tree_sra): Likewise.
15810 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15811 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15812 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15813 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15814 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15815 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15816 Likewise.
15817 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15818 calculate_live_on_entry, calculate_live_on_exit,
15819 build_tree_conflict_graph): Likewise.
15820 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15821 record_important_candidates, set_use_iv_cost, find_depends,
15822 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15823 tree_ssa_iv_optimize_finalize): Likewise.
15824 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15825 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15826 tree_duplicate_loop_to_header_edge): Likewise.
15827 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15828 * tree-ssa.c (verify_flow_insensitive_alias_info,
15829 verify_name_tags, verify_ssa, init_tree_ssa,
15830 delete_tree_ssa): Likewise.
15831 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15832 fini_ssanames): Likewise.
15833 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15834
15835 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15836
15837 * config/rs6000/t-rtems: Completely reworked.
15838
15839 2005-02-17 Ira Rosen <irar@il.ibm.com>
15840
15841 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15842
15843 2005-02-17 Ira Rosen <irar@il.ibm.com>
15844
15845 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15846 POINTER_TYPE_P when checking that type is a pointer.
15847 (vect_get_memtag): Remove.
15848 (vect_address_analysis): Use POINTER_TYPE_P. Call
15849 vect_object_analysis with dummy parameter for memtag.
15850 (vect_object_analysis): Extract memtag (functionality that
15851 used to be in vect_get_memtag and moved here). Fix printings.
15852 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15853 with correct parameters. Remove call to vect_get_memtag.
15854
15855 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15856
15857 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15858 (tree-vectorizer.o): Added missing dependencies.
15859
15860 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15861 decleration.
15862 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15863 declaration in tree-vectorizer.c, now has an extern declaration in
15864 tree-vectorizer.h).
15865 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15866 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15867 get_vectype_for_scalar_type, vect_is_simple_use,
15868 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15869 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15870 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15871 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15872 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15873 find_loop_location): Likewise.
15874
15875 * tree-vectorizer.c (langhooks.h): #include removed.
15876 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15877 moved to tree-vectorized.h.
15878 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15879 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15880 get_vectype_for_scalar_type, vect_is_simple_use,
15881 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15882 vect_supportable_dr_alignment, new_loop_vec_info,
15883 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15884 vect_set_verbosity_level, find_loop_location): Likewise.
15885
15886 (vect_analyze_loop): Function externalized. Declaration moved to
15887 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15888 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15889 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15890 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15891 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15892 vect_enhance_data_refs_alignment, vect_analyze_operations,
15893 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15894 vect_stmt_relevant_p, vect_get_loop_niters,
15895 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15896 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15897 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15898 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15899 vect_get_memtag): Likewise.
15900
15901 (vectorizable_load): Function externalized. Declaration moved to
15902 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15903 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15904 vect_transform_loop): Likewise.
15905 (vect_transform_stmt): Moved to tree-vect-transform.c.
15906 (vect_align_data_ref, vect_create_destination_var,
15907 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15908 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15909 vect_get_vec_def_for_operand, vect_init_vector,
15910 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15911 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15912 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15913 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15914 vect_do_peeling_for_loop_bound): Likewise.
15915
15916 * tree-vect-analyze.c: New file.
15917 * tree-vect-transform.c: New file.
15918
15919 2005-02-17 Jason Merrill <jason@redhat.com>
15920
15921 PR mudflap/19319, c++/19317
15922 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15923 slot explicit.
15924
15925 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15926
15927 * doc/install.texi (Specific): Update link for Darwin-specific
15928 tool binary site.
15929
15930 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15931
15932 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15933 constant_boolean_node.
15934
15935 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15936
15937 PR target/19019
15938 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15939 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15940
15941 2005-02-16 Richard Henderson <rth@redhat.com>
15942
15943 PR 19920
15944 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15945 with W_TYPE_SIZE.
15946 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15947 replace uses with Wtype_MAXp1_F.
15948 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15949 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15950 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15951 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15952 and HAVE_TFMODE as appropriate.
15953 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15954 (__floatdisf): Likewise.
15955 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15956 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15957 (Wtype_MAXp1_F): New.
15958 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15959 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15960
15961 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15962
15963 * PR target/19162
15964 * arm.c (arm_apply_result_size): New function.
15965 * arm.h (APPLY_RESULT_SIZE): Define.
15966 * arm-protos.h (arm_apply_result_size): Add prototype.
15967 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15968 (movxf): New expand.
15969 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15970 (call_value_symbol): Remove predicate for operand 0.
15971 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15972 (untyped_call): Rework to correclty return values for any type.
15973 (untyped_return): New expand.
15974 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15975
15976 2005-02-16 Stan Shebs <shebs@apple.com>
15977
15978 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15979 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15980
15981 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15982
15983 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15984 configure settings on Solaris 7 and later.
15985
15986 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15987
15988 PR tree-optimization/19865
15989 * tree-optimize.c (init_tree_optimization_passes): Run
15990 pass_may_alias after pass_sra.
15991
15992 2005-02-16 Richard Henderson <rth@redhat.com>
15993 Stuart Hastings <stuart@apple.com>
15994
15995 PR debug/19521
15996 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15997 Do nothing if debug info suppressed for this function.
15998 (dbxout_begin_function): Early exit if debug info suppressed for
15999 this function.
16000
16001 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16002
16003 PR target/20007
16004 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16005 find_basic_blocks.
16006 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16007
16008 PR tree-optimization/19967
16009 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16010 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16011 argument TYPE. Adjust calls to fold_builtin_XXX.
16012 (expand_builtin, fold_builtin_1): Adjust calls to
16013 expand_builtin_XXX.
16014 (fold_builtin_strchr, fold_builtin_strpbrk,
16015 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16016 result to a requested type TYPE.
16017
16018 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16019
16020 PR middle-end/19857
16021 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16022 (T)x & (T)cst if (T)cst overflows.
16023 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16024 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16025
16026 2005-02-15 Jeff Law <law@redhat.com>
16027
16028 * gcse.c (blocks_with_calls): New bitmap.
16029 (alloc_gcse_mem): Allocate it.
16030 (free_gcse_mem): Free it.
16031 (clear_modifY_mem_tables): Clear it.
16032 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16033 when we encounter CALL_INSNs.
16034 (compute_transp, case MEM): Handle blocks with calls separate
16035 from blocks without calls. Use bitmap iterators rather than
16036 FOR_EACH_BB.
16037
16038 2005-02-15 Peter O'Gorman <peter@pogma.com>
16039
16040 PR bootstrap/18810
16041 * mklibgcc.in (vis_hide): Use a temporary object file, not
16042 -o /dev/null.
16043
16044 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16045
16046 PR target/19924
16047 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16048 access optimization.
16049
16050 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16051 Alan Modra <amodra@bigpond.net.au>
16052
16053 PR target/19019
16054 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16055 (_xlqsub): Rename to __gcc_qsub.
16056 (_xlqmul): Rename to __gcc_qmul.
16057 (_xlqdiv): Rename to __gcc_qdiv.
16058 Provide versioned symbol aliases with old names.
16059 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16060 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16061 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16062 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16063 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16064
16065 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16066
16067 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16068 Fold ~(A - 1) and ~(A + -1) to -A.
16069
16070 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16071
16072 PR pch/14940
16073 PR target/19300
16074 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16075 config/pa/pa-host.c:pa_gt_pch_use_address.
16076
16077 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16078
16079 * tree-vn.c (get_value_handle): Make sure that given an
16080 is_gimple_min_invariant expression, we always return it.
16081
16082 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16083
16084 * passes.c (rest_of_handle_gcse): Fix a comment.
16085
16086 2005-02-15 Jeff Law <law@redhat.com>
16087
16088 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16089 bitmap.
16090 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16091 (canon_list_insert, record_last_mem_set_info): Similarly.
16092 (clear_modify_mem_tables): Similarly.
16093
16094 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16095
16096 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16097 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16098 config/mips/mips.md, config/rs6000/aix.h,
16099 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16100
16101 2005-02-15 Richard Henderson <rth@redhat.com>
16102
16103 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16104 call to be best_edge.
16105
16106 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16107
16108 * basic-block.h: Adjust the prototype for find_basic_blocks.
16109 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16110 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16111 find_basic_blocks.
16112
16113 * flow.c (recompute_reg_usage): Remove all arguments.
16114 * passes.c (rest_of_compilation): Adjust the call to
16115 recompute_reg_usage.
16116 * rtl.h: Adjust the prototype for recompute_reg_usage.
16117
16118 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16119
16120 * tree-dump.c (dump_files): Update to reflect new member
16121 of dump_file_info.
16122 (dump_register): Add new argument.
16123 Set glob name.
16124 (dump_switch_p_1): Check against glob name if doglob was passed.
16125 (dump_switch_p): Check against regular first, then glob if
16126 we didn't have any hits on the dump name.
16127 * tree-optimize.c (register_one_dump_file):
16128 Pass in glob name as well.
16129 * tree-pass.h (struct dump_file_info): Add glob
16130 member.
16131
16132 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16133
16134 PR preprocessor/16323
16135 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16136
16137 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16138
16139 PR target/19019
16140 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16141 (trunctfdf2_internal1): New.
16142 (trunctfdf2_internal2): Renamed from trunctfdf2.
16143
16144 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16145
16146 PR tree-optimization/19853
16147 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16148
16149 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16150
16151 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16152 delete_dead_jumptables and cleanup_cfg.
16153
16154 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16155
16156 * reload.c (find_reloads): Swap address_reloaded flags when
16157 swapping commutative operands.
16158
16159 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16160
16161 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16162 Use standard_iv_increment_position for computing the bsi position
16163 for create_iv.
16164 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16165 the bsi position.
16166
16167 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16168
16169 PR target/17428
16170 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16171 life range of hard registers.
16172 * value-prof.c (insn_prefetch_values_to_profile): Only
16173 scan normal insns.
16174
16175 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16176 profile in libcalls.
16177
16178 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16179
16180 * bitmap.h (bitmap_and_compl_into): Return bool.
16181 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16182
16183 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16184
16185 PR tree-optimization/19944
16186 * fold-const.c (fold): Re-add ABS_EXPR folding.
16187
16188 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16189
16190 PR target/19019
16191 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16192 {TARGET,MASK}_XL_COMPAT.
16193 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16194 MASK_XL_COMPAT.
16195 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16196 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16197 TARGET_XL_COMPAT.
16198 (rs6000_arg_partial_bytes): Same.
16199 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16200 and XL compatibility enabled.
16201 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16202 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16203 test to final condition.
16204 (cmptf_internal2): New.
16205 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16206 xl-compat. Add TFmode information to description.
16207
16208 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16209
16210 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16211
16212 2005-02-13 Jason Merrill <jason@redhat.com>
16213
16214 PR c++/16405
16215 * fold-const.c (fold_indirect_ref_1): Split out from...
16216 (build_fold_indirect_ref): Here.
16217 (fold_indirect_ref): New fn.
16218 * tree.h: Declare it.
16219 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16220 (gimplify_modify_expr_rhs): Likewise.
16221 (gimplify_expr): Likewise.
16222
16223 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16224
16225 PR tree-optimization/14303
16226 PR tree-optimization/15784
16227 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16228 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16229 ABS_EXPR<x> != 0 to x != 0.
16230
16231 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16232
16233 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16234 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16235 spelling conventions.
16236
16237 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16238 delete_trivially_dead_insns too many times.
16239
16240 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16241 tem and tem2.
16242
16243 2005-02-12 Ira Rosen <irar@il.ibm.com>
16244
16245 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16246 (vect_is_simple_iv_evolution): Remove redundant parameter
16247 and step check.
16248 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16249 without last parameter.
16250 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16251 Return pointer step. Call vect_is_simple_iv_evolution without
16252 last parameter. Check only that the step is multiple of size
16253 type. Remove stmt_vinfo updates.
16254 (vect_get_memtag_and_dr): Remove.
16255 (vect_get_memtag): New function.
16256 (vect_address_analysis): New function.
16257 (vect_object_analysis): New function.
16258 (vect_analyze_data_refs): Call vect_object_analysis and
16259 vect_get_memtag. Update stmt_vinfo fields.
16260
16261 2005-02-12 Ira Rosen <irar@il.ibm.com>
16262
16263 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16264 exist and are objects. Remove checks for pointer.
16265 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16266 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16267 (vect_create_data_ref_ptr): Likewise.
16268 (vect_base_addr_differ_p): New function.
16269 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16270 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16271 Don't set the DR_BASE_NAME field of data-ref.
16272 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16273
16274 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16275
16276 * optabs.h (enum optab_index): Add new OTI_ldexp.
16277 (ldexp_optab): Define corresponding macro.
16278 * optabs.c (init_optabs): Initialize ldexp_optab.
16279 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16280 patterns.
16281 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16282 using ldexp_optab.
16283 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16284 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16285
16286 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16287 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16288 intrinsics.
16289
16290 2005-02-12 Ira Rosen <irar@il.ibm.com>
16291
16292 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16293 to base_address.
16294 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16295 stmt_vec_info.
16296 (vect_get_base_and_offset): Always return an address.
16297 (vect_create_addr_base_for_vector_ref): Remove treatment for
16298 different data reference types.
16299 (vect_compute_data_ref_alignment): Rename base to base_address in
16300 stmt_vec_info. Get the object in order to force its alignment.
16301 (vect_get_memtag_and_dr): Rename base to base_address in
16302 stmt_vec_info. Extract the object for memtag analysis.
16303
16304 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16305
16306 PR regression/19898.
16307 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16308 changes cc_status, use apply modified_in_p to part of cc_status
16309 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16310 body.
16311
16312 2005-02-11 Richard Henderson <rth@redhat.com>
16313
16314 * tree-complex.c (expand_complex_libcall): New.
16315 (expand_complex_multiplication): Use it for c99 compliance.
16316 (expand_complex_division): Likewise.
16317 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16318 (fold): Call them.
16319 * builtins.c (built_in_names): Remove const.
16320 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16321 builtins.
16322 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16323 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16324 (built_in_names): Remove const.
16325 * c-common.c (c_common_type_for_mode): Handle complex modes.
16326 * flags.h, toplev.c (flag_complex_method): Rename from
16327 flag_complex_divide_method.
16328 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16329 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16330 * libgcc2.h: Declare them.
16331 * libgcc-std.ver: Export them.
16332 * mklibgcc.in (lib2funcs): Build them.
16333
16334 2005-02-11 Steven Bosscher <stevenb@suse.de>
16335
16336 PR tree-optimization/19876
16337 Partially revert my change from 2005-01-14
16338 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16339 (compute_antic): ...and remove the loop here.
16340
16341 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16342
16343 PR middle-end/19858
16344 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16345 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16346
16347 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16348 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16349
16350 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16351
16352 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16353 offsets for the big-endian 32-bit case.
16354
16355 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16356
16357 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16358
16359 2005-02-11 Dale Johannesen <dalej@apple.com>
16360
16361 * cselib.c (cselib_process_insn): Clear out regs where
16362 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16363 * reload.c (find_equiv_reg): Ditto.
16364
16365 2005-02-11 Ian Lance Taylor <ian@airs.com>
16366
16367 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16368 with no elements.
16369
16370 * tree.c (build_function_type_list): Work correctly if there are
16371 no arguments.
16372
16373 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16374
16375 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16376 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16377 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16378 TARGET_ZARCH instead of TARGET_64BIT.
16379
16380 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16381
16382 * config/rs6000/t-rtems:
16383 (MULTILIB_OPTIONS): Remove mcpu=602.
16384 (MUTLILIB_DIRNAMES): Remove m602.
16385 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16386 Let mcpu=602 match mcpu=603.
16387 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16388
16389 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16390
16391 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16392 signal trampolines.
16393
16394 2005-02-10 David Daney <ddaney@avtrex.com>
16395
16396 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16397 * config/i386/linux-unwind.h: Likewise.
16398 * config/ia64/linux-unwind.h: Likewise.
16399 * config/mips/linux-unwind.h: Likewise.
16400 * config/pa/linux-unwind.h: Likewise.
16401 * config/rs6000/linux-unwind.h: Likewise.
16402 * config/s390/linux-unwind.h: Likewise.
16403 * config/sh/linux-unwind.h: Likewise.
16404 * config/sparc/linux-unwind.h: Likewise.
16405
16406 2005-02-10 Steven Bosscher <stevenb@suse.de>
16407
16408 PR tree-optimization/17549
16409 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16410 TER to replace a DEF with its expression if the DEF and the
16411 rhs of the expression we replace into have the same root
16412 variable.
16413
16414 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16415
16416 * config/mips/mips.md: Fix the placement of the match_scratch in the
16417 lea64 peephole2.
16418
16419 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16420
16421 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16422 Fix comment typos.
16423
16424 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16425
16426 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16427 (strip_offset): Handle addresses.
16428 (add_address_candidates): Use strip_offset.
16429 (difference_cost): Reflect strip_offset change.
16430 (force_var_cost, difference_cost): Strip nops.
16431
16432 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16433
16434 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16435
16436 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16437 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16438 config/cris/cris-protos.h, config/cris/cris.c: Update
16439 copyright.
16440
16441 2005-02-10 Jeff Law <law@redhat.com>
16442
16443 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16444 (lookup_avail_expr): Similarly.
16445
16446 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16447
16448 * builtins.c (fold_builtin_powi): New function.
16449 (fold_builtin_1): Call it.
16450
16451 2005-02-10 Steven Bosscher <stevenb@suse.de>
16452
16453 PR documentation/19309
16454 * doc/cpp.texi: The __GNUC__ and related predefined macros
16455 are also defined for the "standalone" cpp.
16456 Some non-GCC compilers may also define __GNUC__.
16457
16458 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16459
16460 PR c/19342
16461 * c-typeck.c (common_type): New routine. Old common_type renamed
16462 to...
16463 (c_common_type): ...this.
16464 (build_conditional_expr, build_binary_op): Use c_common_type instead
16465 of common_type.
16466
16467 2005-02-10 Steven Bosscher <stevenb@suse.de>
16468
16469 * doc/md.texi: Replace @samp{length} with @code{length}.
16470
16471 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16472
16473 PR tree-optimization/18687
16474 * tree-flow.h (find_loop_niter): Declare.
16475 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16476 Try using scev even for loops with more than one exit.
16477 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16478 (struct ivopts_data): Added niters field.
16479 (struct nfe_cache_elt): New.
16480 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16481 functions.
16482 (tree_ssa_iv_optimize_init): Initialize niters cache.
16483 (determine_number_of_iterations): Removed.
16484 (find_induction_variables): Do not call determine_number_of_iterations.
16485 Access niters for single exit through niter_for_single_dom_exit.
16486 (add_iv_outer_candidates): Access niters for single exit through
16487 niter_for_single_dom_exit.
16488 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16489 number_of_iterations_cond.
16490 (iv_period): New function.
16491 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16492 (may_replace_final_value): Take data argument. Use
16493 niter_for_single_dom_exit.
16494 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16495 (rewrite_use_compare): Pass data to may_eliminate_iv.
16496 (rewrite_use_outer): Pass data to may_replace_final_value.
16497 (free_loop_data): Clean up the niters cache.
16498 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16499 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16500 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16501 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16502 (num_ending_zeros): Moved to tree.c.
16503 * tree.h (num_ending_zeros): Declare.
16504 * tree.c (num_ending_zeros): Moved from tree.c.
16505
16506 2005-02-09 Richard Henderson <rth@redhat.com>
16507
16508 * builtins.c (DEF_BUILTIN): Add COND argument.
16509 * tree.h (DEF_BUILTIN): Likewise.
16510 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16511 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16512 match.
16513 (DEF_BUILTIN_STUB): New.
16514 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16515 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16516 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16517 * c-common.c (DEF_BUILTIN): Add COND argument.
16518 * tree.c (local_define_builtin): New.
16519 (build_common_builtin_nodes): New.
16520
16521 2005-02-09 Roger Sayle <roger@eyesopen.com>
16522
16523 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16524 floating point expression ignoring the sign of the result.
16525 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16526 (fold) <MULT_EXPR>: Use it to simplify x*x.
16527 * tree.h (fold_strip_sign_ops): Prototype here.
16528 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16529 argument. Use fold_strip_sign_ops to simplify the first argument.
16530 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16531 first argument when the second argument is an even integer
16532 constant, but only with -funsafe_math_optimizations.
16533 (fold_builtin_1): Update call to fold_builtin_copysign.
16534
16535 2005-02-09 Ian Lance Taylor <ian@airs.com>
16536
16537 PR middle-end/19583
16538 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16539 just check whether EH_FILTER_FAILURE falls through.
16540
16541 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16542
16543 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16544 insns return to ready list in the next turn.
16545
16546 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16547
16548 PR middle-end/19402
16549 * builtins.def: New __builtin_powi[lf].
16550 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16551 (expand_builtin_powi): New function.
16552 (expand_builtin): Dispatch to expand_builtin_powi.
16553 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16554 * libgcc2.c: Add __builtin_powi[lf] implementation.
16555 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16556 * optabs.h: Add powi_optab.
16557 * optabs.c (init_optabs): Initialize powi_optab.
16558 * doc/extend.texi: Document __builtin_powi[lf].
16559
16560 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16561
16562 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16563 exists.
16564
16565 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16566
16567 PR middle-end/19854
16568 * fold-const.c (try_move_mult_to_index): Remove redundant
16569 type argument. Create ADDR_EXPR with correct type.
16570 (fold): Update callers of try_move_mult_to_index. Convert
16571 result to the appropriate type.
16572
16573 2005-02-09 Roger Sayle <roger@eyesopen.com>
16574
16575 PR target/19597
16576 * config/avr/avr.c (default_rtx_costs): Delete.
16577 (avr_operand_rtx_cost): New function.
16578 (avr_rtx_costs): Completely rewrite.
16579
16580 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16581
16582 PR target/19806
16583 * config/cris/cris.c (in_code): New variable.
16584 (cris_output_addr_const): Now a static function, a wrapper for
16585 output_addr_const.
16586 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16587 case from old cris_output_addr_const.
16588 (cris_asm_output_label_ref): Similar for LABEL_REF.
16589 (cris_output_addr_const_extra): Similar for UNSPEC.
16590 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16591 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16592 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16593 declaration.
16594 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16595 (cris_asm_output_label_ref): Declare.
16596
16597 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16598
16599 PR preprocessor/19801
16600 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16601 filenames that changed when libcpp was moved to the toplevel.
16602
16603 2005-02-07 Roger Sayle <roger@eyesopen.com>
16604
16605 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16606 zero extensions of BImode operands. Call lowpart_subreg instead
16607 of gen_lowpart_common and gen_lowpart_SUBREG.
16608
16609 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16610
16611 PR ada/19489
16612 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16613 * configure.ac: Set cc_for_cross_gnattools.
16614 * configure: Regenerate.
16615
16616 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16617
16618 PR target/19803
16619 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16620
16621 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16622
16623 PR debug/19327
16624 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16625 of nested functions.
16626
16627 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16628
16629 * doc/extend.texi: Document deprecated extensions allowing
16630 static floating-point members to have initializers and allowing
16631 floating-point literals in integral constant expressions.
16632
16633 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16634
16635 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16636 config/darwin7.h, config/mips/mips.c,
16637 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16638 Update copyright.
16639
16640 * cse.c: Update comments.
16641
16642 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16643
16644 PR middle-end/19775
16645 * builtins.c (fold_builtin_sqrt): Transform
16646 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16647 pow(x,y*0.5).
16648
16649 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16650 Dorit Naishlos <dorit@il.ibm.com>
16651
16652 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16653 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16654 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16655 was added.
16656 * tree.h (vect_set_verbosity_level): New extern function declaration
16657 added.
16658 * tree-vectorizer.h (verbosity_levels): New enum type.
16659 * tree-vectorizer.c (vect_debug_stats): Function removed.
16660 (vect_debug_details): Likewise.
16661 (vect_verbosity_level): Global variable was defined and initialized.
16662 (vect_dump): Global variable definition.
16663 (vect_print_dump_info): New function.
16664 (vect_set_dump_settings): New function.
16665 (vect_set_verbosity_level): New function.
16666 (vectorize_loops): Add call to vect_set_dump_settings.
16667
16668 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16669 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16670 (slpeel_tree_peel_loop_to_edge): Likewise.
16671
16672 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16673 appropriate verbosity level instead of call to vect_debug_details
16674 or vect_debug_stats.
16675 (vect_get_base_and_offset):
16676 (vect_create_addr_base_for_vector_ref):
16677 (get_vectype_for_scalar_type):
16678 (vect_create_data_ref_ptr):
16679 (vect_init_vector):
16680 (vect_get_vec_def_for_operand):
16681 (vect_finish_stmt_generation):
16682 (vectorizable_assignment):
16683 (vectorizable_operation):
16684 (vectorizable_store):
16685 (vectorizable_load):
16686 (vect_transform_stmt):
16687 (vect_update_ivs_after_vectorizer):
16688 (vect_do_peeling_for_loop_bound):
16689 (vect_update_inits_of_drs):
16690 (vect_do_peeling_for_alignment):
16691 (vect_transform_loop):
16692 (vect_is_simple_use):
16693 (vect_analyze_operations):
16694 (vect_is_simple_iv_evolution):
16695 (vect_analyze_scalar_cycles):
16696 (vect_analyze_data_ref_dependence):
16697 (vect_analyze_data_ref_dependences):
16698 (vect_compute_data_ref_alignment):
16699 (vect_enhance_data_refs_alignment):
16700 (vect_analyze_data_refs_alignment):
16701 (vect_analyze_data_ref_access):
16702 (vect_analyze_data_ref_accesses):
16703 (vect_analyze_pointer_ref_access):
16704 (vect_get_memtag_and_dr):
16705 (vect_analyze_data_refs):
16706 (vect_mark_relevant):
16707 (vect_stmt_relevant_p):
16708 (vect_mark_stmts_to_be_vectorized):
16709 (vect_can_advance_ivs_p):
16710 (vect_get_loop_niters):
16711 (vect_analyze_loop_form):
16712 (vect_analyze_loop):
16713 (vectorize_loops): Likewise.
16714
16715 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16716 (vect_update_inits_of_drs):
16717 (vect_do_peeling_for_alignment):
16718 (vect_transform_loop):
16719 (vect_analyze_operations):
16720 (vect_analyze_scalar_cycles):
16721 (vect_analyze_data_ref_dependences):
16722 (vect_analyze_data_refs_alignment):
16723 (vect_analyze_data_ref_accesses):
16724 (vect_analyze_data_refs):
16725 (vect_mark_stmts_to_be_vectorized):
16726 (vect_get_loop_niters):
16727 (vect_analyze_loop_form):
16728 (vect_analyze_loop): Likewise.
16729 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16730
16731 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16732
16733 PR bootstrap/19796
16734 Revert:
16735 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16736 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16737 either -ffast-math or -funsafe-math-optimizations is in use.
16738
16739 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16740 * config/mips/irix-csr.c: New file.
16741 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16742 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16743 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16744 executables.
16745
16746 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16747
16748 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16749 redundant, incorrect definitions.
16750
16751 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16752 expand.
16753 ("*tls_indirect_call"): New, reference hard regs directly.
16754 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16755
16756 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16757
16758 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16759 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16760
16761 2005-02-06 Roger Sayle <roger@eyesopen.com>
16762
16763 PR rtl-optimization/19800
16764 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16765 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16766 gen_lowpart.
16767
16768 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16769
16770 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16771
16772 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16773
16774 PR other/17135
16775 * doc/invoke.texi: Correct documentation of -freorder-functions.
16776
16777 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16778
16779 PR other/14402
16780 * doc/invoke.texi: Don't mention gccbug.
16781
16782 2005-02-06 Roger Sayle <roger@eyesopen.com>
16783 Andrew Pinski <pinskia@physics.uc.edu>
16784 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16785
16786 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16787 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16788 into just (zero_extract:SI FOO (const_int 1) BAR).
16789
16790 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16791
16792 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16793 macro locally. Don't give last revision date. Use GCC version
16794 number from gcc-common.texi.
16795 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16796 revision date. Use GCC version number from gcc-common.texi.
16797 Describe being a library as current state rather than as 3.x
16798 history.
16799 * doc/gcc.texi: Remove last update date.
16800 * doc/gccint.texi: Likewise. Update copyright dates.
16801 * doc/install.texi: Update copyright dates.
16802
16803 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16804
16805 PR other/7549
16806 * doc/invoke.texi: Mention for each option included in -Wall that
16807 it is included in -Wall.
16808 * doc/gcc.texi: Update copyright and last modification date.
16809
16810 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16811
16812 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16813 unnecessary cast to original induction variable increments.
16814
16815 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16816
16817 PR tree-optimization/18219
16818 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16819 in distributed form.
16820
16821 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16822
16823 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16824 Set bitpos and offset later in the function. Do nothing if the
16825 target is a register and if the bitfield lies completely outside
16826 that register.
16827 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16828 here. Return an uninitialised register if the source value is stored
16829 in a register and the bitfield lies completely outside that register.
16830
16831 2005-02-06 Steven Bosscher <stevenb@suse.de>
16832
16833 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16834 not SET_DEST.
16835
16836 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16837
16838 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16839
16840 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16841
16842 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16843 * config/darwin8.h: New.
16844 * config/darwin7.h: Update comment.
16845
16846 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16847 Dorit Naishlos <dorit@il.ibm.com>
16848
16849 * tree-vectorizer.h (LOC): New type.
16850 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16851 (loop_line_number): New field in struct _loop_vec_info.
16852 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16853
16854 * tree-vectorizer.c (input.h): Included.
16855 (find_loop_location): New function.
16856 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16857 loop line number removed.
16858 (vect_debug_details): Likewise.
16859 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16860
16861 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16862 call to vect_debug_details/stats changed from loop to loop_loc.
16863 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16864 (slpeel_tree_peel_loop_to_edge): Likewise.
16865
16866 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16867 changed from NULL to UNKNOWN_LOC.
16868 (vect_get_base_and_offset):
16869 (vect_create_addr_base_for_vector_ref):
16870 (get_vectype_for_scalar_type):
16871 (vect_create_data_ref_ptr):
16872 (vect_init_vector):
16873 (vect_get_vec_def_for_operand):
16874 (vect_finish_stmt_generation):
16875 (vectorizable_assignment):
16876 (vectorizable_operation):
16877 (vectorizable_store):
16878 (vectorizable_load):
16879 (vect_transform_stmt):
16880 (vect_update_ivs_after_vectorizer):
16881 (vect_do_peeling_for_loop_bound):
16882 (vect_do_peeling_for_alignment):
16883 (vect_transform_loop):
16884 (vect_is_simple_use):
16885 (vect_analyze_operations):
16886 (vect_is_simple_iv_evolution):
16887 (vect_analyze_scalar_cycles):
16888 (vect_analyze_data_ref_dependences):
16889 (vect_compute_data_ref_alignment):
16890 (vect_enhance_data_refs_alignment):
16891 (vect_analyze_data_ref_access):
16892 (vect_analyze_data_ref_accesses):
16893 (vect_analyze_pointer_ref_access):
16894 (vect_get_memtag_and_dr):
16895 (vect_analyze_data_refs):
16896 (vect_mark_relevant):
16897 (vect_stmt_relevant_p):
16898 (vect_mark_stmts_to_be_vectorized):
16899 (vect_can_advance_ivs_p):
16900 (vect_get_loop_niters):
16901 (vect_analyze_loop):
16902 (vectorize_loops): Likewise.
16903
16904 (vectorizable_load): Argument in call to vect_debug_details/stats
16905 changed from loop to LOOP_LOC (loop_vinfo).
16906 (vect_transform_loop):
16907 (vect_analyze_operations):
16908 (vect_analyze_scalar_cycles):
16909 (vect_analyze_data_ref_dependence):
16910 (vect_enhance_data_refs_alignment):
16911 (vect_analyze_data_ref_accesses):
16912 (vect_analyze_pointer_ref_access):
16913 (vect_analyze_data_refs):
16914 (vect_analyze_loop): Likewise.
16915
16916 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16917 changed from loop to loop_loc.
16918
16919 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16920
16921 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16922 Dorit Naishlos <dorit@il.ibm.com>
16923
16924 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16925 declaration added.
16926 (vect_analyze_data_ref_dependences): Likewise.
16927
16928 (vect_is_simple_use): Argument changed from loop structure to
16929 loop_vect_info structure.
16930 (vect_can_advance_ivs_p): Likewise.
16931 (vect_create_index_for_vector_ref): Likewise.
16932 (vect_update_ivs_after_vectorizer): Likewise.
16933 (new_stmt_vec_info): Likewise.
16934
16935 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16936 changed from loop to loop_vinfo.
16937 (vect_create_data_ref_ptr): First argument in call to
16938 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16939 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16940 was changed from loop to loop_vinfo.
16941 (vectorizable_operation): Likewise.
16942 (vectorizable_store): Likewise.
16943 (vect_mark_stmts_to_be_vectorized): Likewise.
16944 (vect_do_peeling_for_loop_bound): First argument in call to
16945 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16946 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16947 was changed from loop to loop_vinfo.
16948 (vect_analyze_data_ref_dependences): Third argument in call to
16949 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16950
16951 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16952 (vect_create_data_ref_ptr): Likewise.
16953 (vect_init_vector): Likewise.
16954 (vect_get_vec_def_for_operand): Likewise.
16955 (vectorizable_assignment): Likewise.
16956 (vectorizable_operation): Likewise.
16957 (vectorizable_store): Likewise.
16958 (vectorizable_load): Likewise.
16959 (vect_update_ivs_after_vectorizer): Likewise.
16960 (vect_is_simple_use): Likewise.
16961 (vect_analyze_data_ref_dependence): Likewise.
16962 (vect_analyze_pointer_ref_access): Likewise.
16963 (vect_can_advance_ivs_p): Likewise.
16964
16965 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16966 before _stmt_vec_info.
16967 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16968 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16969 (new_stmt_vec_info): Argument changed from loop structure to
16970 loop_vect_info structure
16971
16972 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16973 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16974 (vect_create_addr_base_for_vector_ref): Likewise.
16975 (vect_analyze_pointer_ref_access): Likewise.
16976
16977 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16978
16979 PR tree-opt/19768
16980 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16981 phi flag if the phi is abnormal.
16982
16983 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16984
16985 PR tree-opt/19736
16986 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16987 information for the new statement.
16988
16989 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16990
16991 PR driver/19117
16992 * gcc.c (main): Include the target in -v output.
16993
16994 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16995
16996 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16997 Do not drop the extend if we'd have to add a paradoxical subreg
16998 later. Include optabs.h and insn-codes.h.
16999 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17000
17001 2005-02-02 Roger Sayle <roger@eyesopen.com>
17002
17003 PR middle-end/19405
17004 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17005 * fold-const.c (const_binop): Avoid constant folding floating
17006 point operations in modes that use composite representations.
17007 * simplify-rtx.c (simplify_binary_operation): Likewise.
17008
17009 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17010
17011 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17012 a REG, not a MEM.
17013 (altivec_dstt): Likewise.
17014 (altivec_dstst): Likewise.
17015 (altivec_dststt): Likewise.
17016 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17017 of first operand.
17018
17019 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17020
17021 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17022 EXPR_LOCUS from orig_cond to the new cond_stmt.
17023 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17024 the new vec_stmt.
17025
17026 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17027
17028 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17029 standard_iv_increment_position. Remove call to bsi_next
17030 (no need to bump the iterator anymore).
17031 (vect_create_index_for_vector_ref): Call
17032 standard_iv_increment_position. Remove second function argument.
17033 (vect_finish_stmt_generation): Remove call to bsi_next
17034 (no need to bump the iterator anymore).
17035 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17036 to vect_create_index_for_vector_ref.
17037
17038 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17039
17040 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17041 phis are used out of the loop.
17042
17043 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17044
17045 PR c/17807
17046 * c-decl.c (undef_nested_function): New variable.
17047 (pop_scope): Diagnose undefined nested functions.
17048 (finish_function): Don't attempt cgraph processing or genericizing
17049 if current top-level function contained an undefined nested
17050 function. Reset undef_nested_function at the end of a top-level
17051 function.
17052
17053 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17054
17055 * tree.c (build_int_cst_type): Take sign of the value into account
17056 when deciding whether sign extend the value.
17057
17058 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17059
17060 PR c/18502
17061 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17062 (cpp_options, cc1_options): Change %{std*&ansi} to
17063 %{std*&ansi&trigraphs}.
17064
17065 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17066
17067 * cse.c: Update comments.
17068
17069 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17070
17071 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17072 arguments go on the stack. Do not put complex doubles in odd/even
17073 pairs.
17074
17075 2005-02-02 Steven Bosscher <stevenb@suse.de>
17076
17077 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17078 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17079 -ftree-pre, and -fthread-jumps.
17080
17081 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17082
17083 PR tree-optimization/19578
17084 * tree-flow.h (modified_noreturn_calls): Declare.
17085 (noreturn_call_p): Declare.
17086 * tree-flow-inline.h (noreturn_call_p): New function.
17087 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17088 * tree-cfg.c (modified_noreturn_calls): New variable.
17089 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17090 that contain a mid-block noreturn call.
17091 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17092
17093 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17094
17095 * df.c (df_def_record_1, df_uses_record): Don't use
17096 DF_FOR_REGALLOC.
17097 * df.h (DF_FOR_REGALLOC): Remove.
17098
17099 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17100
17101 PR c/19435
17102 * c-typeck.c (really_start_incremental_init): Reset
17103 constructor_max_index for arrays of incomplete type.
17104
17105 2005-02-02 Jeff Law <law@redhat.com>
17106
17107 * gcse.c (struct reg_set): Store the block index where the register
17108 was set rather than the setting insn.
17109 (record_one_set, compute_transp): Corresponding changes.
17110 (pre_insert_copy_insn): Do not call replace_one_set.
17111 (replace_one_set): Remove.
17112
17113 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17114
17115 PR other/15514
17116 * doc/gcov.texi: Fix typo.
17117
17118 2005-02-01 Richard Henderson <rth@redhat.com
17119
17120 PR target/19680
17121 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17122 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17123 type to bool.
17124 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17125 * config/i386/i386-protos.h: Update.
17126
17127 2005-02-01 Steven Bosscher <stevenb@suse.de>
17128
17129 PR tree-optimization/19217
17130 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17131 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17132 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17133 that it is walking a PHI node.
17134
17135 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17136
17137 * doc/extend.texi (Nested Functions): Update.
17138
17139 2005-02-01 Richard Henderson <rth@redhat.com>
17140
17141 PR 19696
17142 * optabs.c (expand_copysign_absneg): Export.
17143 * optabs.h (expand_copysign_absneg): Declare.
17144 * config/rs6000/rs6000.md (copysigntf3): New.
17145
17146 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17147
17148 PR tree-optimization/19633
17149 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17150 * tree-ssa-alias.c (init_alias_info): Initialize.
17151 (merge_pointed_to_info): Set.
17152 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17153 (dump_points_to_info_for): Show value of pt_null.
17154 (struct count_ptr_d): Declare.
17155 (find_ptr_dereference): Remove.
17156 (ptr_is_dereferenced_by): Remove.
17157 (count_ptr_derefs): New local function.
17158 (count_uses_and_derefs): New local function.
17159 (compute_points_to_and_addr_escape): Call it. If the number
17160 of dereferences is greater than zero, mark the pointer as
17161 dereferenced. If there are fewer dereferences than uses of
17162 the pointer, the pointer's value escapes.
17163
17164 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17165
17166 PR tree-optimization/19670
17167 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17168 here...
17169 (verify_use): ... set it here, instead.
17170
17171 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17172
17173 * doc/sourcebuild.texi (Test directives): Fix formatting.
17174
17175 * doc/sourcebuild.texi (Test directives): Describe selector
17176 expressions.
17177
17178 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17179
17180 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17181 specific 64-bit CPUs.
17182
17183 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17184
17185 PR target/16201
17186 * arm.c (arm_eliminable_register): New function.
17187 (adjacent_mem_locations): Don't allow eliminable registers. Use
17188 HOST_WIDE_INT for address offsets.
17189 * arm-protos.h (arm_eliminable_register): Add prototype.
17190
17191 2005-02-01 Steven Bosscher <stevenb@suse.de>
17192
17193 PR optimization/15242
17194 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17195 * basic-block.h (duplicate_computed_gotos): Add prototype.
17196 * bb-reorder.c (duplicate_computed_gotos): New function to
17197 duplicate sufficiently small blocks ending in a computed jump.
17198 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17199 if not optimizing for size.
17200 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17201 never do tail merging for blocks ending in a computed jump.
17202 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17203
17204 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17205
17206 Patch from Richard Sandiford <rsandifo@redhat.com>
17207 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17208 from inheriting a subreg equivalence with a non-spill register.
17209
17210 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17211
17212 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17213
17214 * config/frv/frv.c (movcc_fp_destination_operand): New.
17215 (gpr_or_memory_operand): Fix typo in comment.
17216 (gpr_or_memory_operand_with_scratch): New.
17217 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17218 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17219 movcc_fp_destination_operand.
17220 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17221 Legitimize memory addresses using a scratch register.
17222
17223 2005-01-31 Jeff Law <law@redhat.com>
17224
17225 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17226 bitmap a sparse bitmap instead of a simple bitmap.
17227 (mark_def_sites_initialize_block): Corresponding changes.
17228 (ssa_mark_def_sites_initialize_block): Likewise.
17229 (ssa_mark_phi_uses): Likewise.
17230 (mark_def_site, ssa_mark_def_sites): Likewise.
17231 (mark_def_site_blocks): Likewise.
17232 (rewrite_ssa_into_ssa): Likewise.
17233
17234 * tree-ssa-dom.c (record_cond): Pass correct variable type
17235 for last argument to htab_find_slot_with_hash.
17236
17237 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17238 effects when optimizing 0 % X. Do not try to optimize X % 0.
17239
17240 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17241
17242 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17243 1_mmalua.
17244
17245 2005-02-01 Eric Christopher <echristo@redhat.com>
17246
17247 * config/mips/mips.c (override_options): Warn if -mint64
17248 is used.
17249 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17250 deprecated.
17251
17252 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17253
17254 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17255 timestamp.
17256 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17257 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17258 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17259 (cached_regno): Initialize to INVALID_REGNUM.
17260 (cse_reg_info_table_size,
17261 cse_reg_info_table_first_uninitialized,
17262 cse_reg_info_timestamp): New.
17263 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17264 get_cse_reg_info.
17265 (init_cse_reg_info, get_cse_reg_info_1): New.
17266 (get_cse_reg_info): Cache the last look-up.
17267 (new_basic_block): Update the code to clear mappings from
17268 registers to cse_reg_info entries.
17269 (cse_main): Call init_cse_reg_info.
17270
17271 * cse.c (get_cse_reg_info): Update a comment.
17272
17273 2005-01-31 Steven Bosscher <stevenb@suse.de>
17274
17275 PR c/19333
17276 * c-decl.c (start_decl): Do not warn about arrays of elements with
17277 an incomplete type here.
17278 (grokdeclarator): Do it here by making a pedwarn an error.
17279 * c-typeck.c (push_init_level): If there were previous errors with
17280 the constructor type, do not warn about braces for initializers.
17281 (process_init_element): Likewise for excess initializer elements.
17282
17283 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17284
17285 * cse.c (delete_trivially_dead_insn): Don't iterate.
17286
17287 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17288
17289 * config/rs6000/rs6000.md (copysignsf3): New expand.
17290 (copysigndf3): Likewise.
17291
17292 2005-01-31 Steven Bosscher <stevenb@suse.de>
17293
17294 * recog.c (constrain_operands): Only look for earlyclobber operand
17295 conflicts if an '&' constraint was seen.
17296
17297 2005-01-31 Marc Espie <espie@openbsd.org>
17298
17299 * config.gcc: Don't include embedded systems fragment, switches default
17300 debugging format to ELF.
17301 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17302 longer pick it up there.
17303
17304 2005-01-31 Dale Johannesen <dalej@apple.com>
17305
17306 * doc/extend.texi (nested functions): Fix linkage description.
17307 Clarify that static is not allowed.
17308
17309 2005-01-31 Dale Johannesen <dalej@apple.com>
17310
17311 * config/rs6000/darwin.md (movsf_low_di): Make work.
17312 (movdf_low_di): Make work.
17313
17314 2005-01-31 Dale Johannesen <dalej@apple.com>
17315
17316 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17317 Make work for 64 bit.
17318
17319 2005-01-31 Roger Sayle <roger@eyesopen.com>
17320 Dale Johannesen <dalej@apple.com>
17321
17322 PR middle-end/19650
17323 * fold-const.c (fold_binary_op_with_conditional_arg):
17324 Make types match original operands, before STRIP_NOPS.
17325
17326 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17327
17328 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17329 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17330 (struct gcc_sigcontext): Delete. Merge contents to..
17331 (struct gcc_ucontext): ..here.
17332 (get_sigcontext): Delete.
17333 (get_regs): New function, like get_sigcontext but return regs ptr.
17334 64-bit version finds regs from r1 to support vdso.
17335 (ppc_linux_aux_vector): New function.
17336 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17337 and vector regs.
17338
17339 2005-01-31 Ira Rosen <irar@il.ibm.com>
17340
17341 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17342 sizetype.
17343 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17344 redundant fold. Fix misalignment for MINUS_EXPR.
17345 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17346 (vect_analyze_pointer_ref_access): Likewise.
17347 (vect_get_memtag_and_dr): Likewise.
17348
17349 2005-01-31 Richard Henderson <rth@redhat.com>
17350
17351 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17352 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17353 absnegdf2_i387, absnegxf2_i387): Likewise.
17354
17355 2005-01-31 Richard Henderson <rth@redhat.com>
17356
17357 PR 19696
17358 * optabs.c (expand_copysign_absneg): New.
17359 (expand_copysign_bit): Split out from ...
17360 (expand_copysign): ... here. Use expand_copysign_absneg.
17361
17362 2005-01-30 Roger Sayle <roger@eyesopen.com>
17363
17364 PR middle-end/19697
17365 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17366 constant as the second operand and a register as the third.
17367
17368 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17369
17370 PR target/19704
17371 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17372 that dllimport'd functions do not use all call-clobbered registers
17373 to pass parameters.
17374
17375 2005-01-30 Richard Henderson <rth@redhat.com>
17376
17377 PR 19696
17378 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17379 expand_abs_nojump and generalize. Use operand_subword and
17380 emit_no_conflict_block. Support large modes.
17381 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17382 back to maximum.
17383 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17384 negation to subtraction.
17385 (expand_copysign): Check that the format has signed zeros.
17386 Use operand_subword and emit_no_conflict_block. Support large modes.
17387
17388 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17389
17390 Fix PR tree-optimization/19624
17391
17392 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17393 * tree-ssa-pre.c: Add cfgloop.h.
17394 Update comment.
17395 (pre_stats): New member, constified.
17396 (inserted_exprs): New static variable.
17397 (NECESSARY): New macro.
17398 (create_expression_by_pieces): Fold the expression, and
17399 mark it as defaulting to not necessary. Also put in
17400 inserted_exprs.
17401 (fully_constant_expression): New function.
17402 (insert_into_preds_of_block): Modify to not insert phis when we
17403 are playing with induction variables.
17404 Push phis onto the inserted_exprs vector, and mark them as not
17405 necessary by default.
17406 (insert_aux): Call fully_constant_expression on eprime.
17407 If all edges produce the same value, mark it constant.
17408 (mark_operand_necessary): New function.
17409 (remove_dead_inserted_code): New function.
17410 (init_pre): Init loop optimizer to get loop info.
17411 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17412 (execute_pre): Commit edge inserts, then remove dead code.
17413
17414 2005-01-30 Richard Henderson <rth@redhat.com>
17415
17416 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17417 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17418
17419 2005-01-30 Richard Henderson <rth@redhat.com>
17420
17421 PR target/19700
17422 * config/i386/i386.c (ix86_expand_copysign): New.
17423 (ix86_split_copysign_const): New.
17424 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17425 rearrange op1/nmask operands.
17426 * config/i386/i386-protos.h: Update.
17427 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17428 (copysigndf3): Likewise.
17429 (copysignsf3_const, copysigndf3_const): New.
17430 (copysignsf3_var): Rename from copysignsf3, split out splitter
17431 and fix split predicate for X constraint.
17432 (copysigndf3_var): Similarly.
17433
17434 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17435
17436 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17437 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17438 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17439
17440 2005-01-29 Richard Henderson <rth@redhat.com>
17441
17442 PR target/19690
17443 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17444 of # and * in constraints.
17445
17446 2005-01-29 Richard Henderson <rth@redhat.com>
17447
17448 PR middle-end/19689
17449 * expr.c (store_field): Don't strip sub-mode cast when the input
17450 data is even smaller.
17451
17452 2005-01-29 Richard Henderson <rth@redhat.com>
17453
17454 PR middle-end/19687
17455 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17456 union being empty.
17457
17458 2005-01-29 Richard Henderson <rth@redhat.com>
17459
17460 * combine.c (make_field_assignment): Fix argument order
17461 to gen_int_mode.
17462
17463 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17464
17465 PR tree-optimization/15791
17466 * fold-const.c (extract_array_ref): New function.
17467 (fold): Fold comparisons between &a[i] and &a[j] or
17468 semantically equivalent trees.
17469
17470 2005-01-29 Jeff Law <law@redhat.com>
17471
17472 * gcse.c (insert_expr_in_table): Revamp handling of available
17473 and anticipatable occurrence lists to avoid unnecessary list
17474 walking.
17475 (insert_set_in_table): Similarly.
17476
17477 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17478
17479 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17480 build string type.
17481 (c_build_qualified_type): Build qualified array types with
17482 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17483 * c-decl.c (c_make_fname_decl): Build unqualified array type
17484 before qualified type.
17485 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17486 type is qualified, not just if type itself is. Don't apply
17487 qualifiers to array type when declarator is processed. Apply
17488 qualifiers to field type whether or not it is an array type.
17489 Don't handle array types specially for applying qualifiers to
17490 variables.
17491 * c-typeck.c (composite_type): Build unqualified element type and
17492 array type when forming composite of array types.
17493 (common_pointer_type, comptypes, comp_target_types,
17494 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17495 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17496 types.
17497 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17498 (args2) in variables a1 and a2.
17499
17500 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17501
17502 * cse.c (n_elements_made, max_elements_made): Remove.
17503 (insert): Don't touch n_elements_made.
17504 (cse_main): Don't touch n_elements_made or max_elements_made.
17505
17506 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17507
17508 PR target/15384
17509 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17510 configuration part of dp-bit.c to be lost.
17511
17512 2005-01-28 Roger Sayle <roger@eyesopen.com>
17513
17514 * expmed.c (expand_mult_highpart_optab): When attempting to use
17515 a non-widening multiplication in a wider mode, the operands need
17516 to be converted (zero or sign extended) to that mode.
17517
17518 2005-01-28 Ian Lance Taylor <ian@airs.com>
17519
17520 PR middle-end/16558
17521 PR middle-end/19583
17522 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17523 through if both operands fall through.
17524
17525 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17526
17527 * cse.c (fold_rtx) <PC>: Don't optimize.
17528
17529 2005-01-28 Jeff Law <law@redhat.com>
17530
17531 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17532 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17533
17534 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17535
17536 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17537 cse_reg_info_used_list_end): Remove.
17538 (cse_reg_info_list, cse_reg_info_list_free): New.
17539 (get_cse_reg_info): When allocating an instance of
17540 cse_reg_info, add it to the beginning of the cse_reg_info_list
17541 list. Remove code to maintain cse_reg_info_used_list.
17542 (new_basic_block): Reset the free list to the beginning of
17543 cse_reg_info_list.
17544
17545 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17546
17547 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17548 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17549 (frv_expand_mdpackh_builtin): New function.
17550 (frv_expand_builtin): Use it to expand __MDPACKH.
17551 * doc/extend.texi (__MDPACKH): Update documentation.
17552
17553 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17554
17555 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17556 SSE_FLOAT_MODE_P for use_sse computation.
17557
17558 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17559
17560 PR target/19663
17561 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17562
17563 2005-01-27 Richard Henderson <rth@redhat.com>
17564
17565 * builtins.c (expand_builtin_copysign): New.
17566 (expand_builtin): Call it.
17567 * genopinit.c (optabs): Add copysign_optab.
17568 * optabs.c (init_optabs): Initialize it.
17569 (expand_copysign): New.
17570 * optabs.h (OTI_copysign, copysign_optab): New.
17571 (expand_copysign): Declare.
17572
17573 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17574 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17575
17576 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17577 (ix86_expand_fp_absneg_operator): ... here.
17578 (ix86_split_copysign): New.
17579 * config/i386/i386-protos.h: Update.
17580 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17581 (copysignsf3, copysigndf3): New.
17582
17583 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17584 (copysignsf3, ncopysignsf3): New.
17585 (copysigndf3, ncopysigndf3): New.
17586 (copysignxf3, ncopysignxf3): New.
17587 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17588
17589 2005-01-27 Arend Bayer <arend.bayer@web.de>
17590 Kazu Hirata <kazu@cs.umass.edu>
17591
17592 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17593 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17594 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17595 NULL_RTX.
17596
17597 2005-01-27 Jeff Law <law@redhat.com>
17598
17599 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17600 definitions of SSA_NAMEs which are not being rewritten.
17601 (rewrite_ssa_into_ssa): Only initialize the current definition
17602 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17603 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17604 SSA_NAMEs before returning.
17605
17606 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17607
17608 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17609 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17610 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17611 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17612 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17613
17614 2005-01-27 Steven Bosscher <stevenb@suse.de>
17615
17616 PR middle-end/17278
17617 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17618 higher to -O2 and higher. Likewise for tree PRE.
17619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17620 and better.
17621
17622 2005-01-27 Ian Lance Taylor <ian@airs.com>
17623
17624 PR middle-end/19583
17625 * gimple-low.c (try_catch_may_fallthru): New static function.
17626 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17627 * tree-inline.c (expand_call_inline): Don't warn about reaching
17628 the end of a non-void function being inlined if the function uses
17629 a return slot.
17630
17631 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17632
17633 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17634
17635 PR c/18946
17636 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17637 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17638 (implicitly_declare): Handle error_mark_node.
17639
17640 2005-01-27 Richard Henderson <rth@redhat.com>
17641
17642 PR tree-opt/14329
17643 * tree.h (struct tree_decl): Add debug_expr_is_from.
17644 (DECL_DEBUG_EXPR_IS_FROM): New.
17645 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17646 * dwarf2out.c (dwarf2out_var_location): Update to match.
17647 * tree-outof-ssa.c (create_temp): Likewise.
17648 * var-tracking.c (track_expr_p): Likewise.
17649 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17650 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17651 * toplev.c (default_tree_printer): Likewise.
17652
17653 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17654
17655 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17656 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17657
17658 2005-01-27 Steven Bosscher <stevenb@suse.de>
17659
17660 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17661 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17662 ASM_CLOBBERS): Add tree checks.
17663
17664 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17665 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17666 * c-common.def (SWITCH_STMT): Update to match.
17667 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17668 macros instead of SWITCH_EXPR ones.
17669 * c-dump.c (c_dump_tree): Likewise.
17670 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17671 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17672
17673 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17674
17675 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17676
17677 * unwind-dw2.c (execute_stack_op): Add missing cases for
17678 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17679
17680 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17681
17682 * config.gcc (Obsolete configurations): Remove 'dummy', add
17683 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17684 sparc-*-openbsd*.
17685
17686 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17687
17688 PR tree-optimization/19633
17689 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17690 CALL_EXPRs.
17691 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17692 are no call-clobbered variables.
17693 * tree-outof-ssa.c (check_replaceable): Return false for calls
17694 with side-effects.
17695
17696 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17697
17698 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17699 even for variables with NULL DECL_INITIAL.
17700
17701 2005-01-26 Stuart Hastings <stuart@apple.com>
17702
17703 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17704
17705 2005-01-26 Richard Henderson <rth@redhat.com>
17706
17707 PR middle-end/18008
17708 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17709 field's type.
17710 * expr.c (store_field): Strip conversions to odd-bit-sized types
17711 if the destination field width matches.
17712
17713 2005-01-26 Richard Henderson <rth@redhat.com>
17714
17715 * c-decl.c, expmed.c, expr.c: Revert last change.
17716
17717 2005-01-26 Richard Henderson <rth@redhat.com>
17718
17719 PR middle-end/18008
17720 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17721 field's type.
17722 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17723 if we don't need the bits above those present in the current mode.
17724 * expr.c (store_field): Strip conversions to odd-bit-sized types
17725 if the destination field width matches.
17726
17727 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17728
17729 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17730 either -ffast-math or -funsafe-math-optimizations is in use.
17731
17732 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17733
17734 PR target/19293
17735 PR target/19329
17736 * config/avr/avr.c (notice_update_cc): Only set condition code for
17737 ashrqi3 if shift count > 0.
17738 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17739 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17740 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17741 count <= 0 as a no-op, and shift count >= width by copying zero
17742 or sign bit to all bits of the result.
17743 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17744 count, with attribute "length" set to 0 and "cc" set to "none".
17745
17746 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17747
17748 * doc/invoke.texi: Document -mTLS.
17749
17750 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17751 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17752 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17753 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17754 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17755 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17756 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17757 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17758
17759 * configure.ac: Check for a TLS capable gas.
17760
17761 * configure: Regenerate.
17762
17763 2005-01-26 Richard Henderson <rth@redhat.com>
17764
17765 PR middle-end/18008
17766 * combine.c (make_field_assignment): Simplify store to zero_extract
17767 from a source with an overlapping mask.
17768
17769 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17770
17771 2004-11-11 Eric Christopher <echristo@redhat.com>
17772
17773 * config/frv/frv.md: Add fr400_integer automaton. Don't
17774 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17775 to TYPE_MACC.
17776
17777 2005-01-26 Steven Bosscher <stevenb@suse.de>
17778
17779 PR middle-end/16585
17780 * cfgbuild.c (make_edges): Do not clear or set
17781 current_function_has_computed_jump.
17782 * function.h (struct function): Remove the has_computed_jump field.
17783 (current_function_has_computed_jump): Do not define.
17784 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17785 in a computed jump. Ignore current_function_has_computed_jump.
17786
17787 2005-01-26 Richard Henderson <rth@redhat.com>
17788
17789 PR middle-end/19515
17790 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17791 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17792 fully initialized.
17793 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17794 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17795 objects into static storage if they have more than one non-zero value.
17796 * tree.h (categorize_ctor_elements): Update decl.
17797
17798 2005-01-26 Steven Bosscher <stevenb@suse.de>
17799
17800 PR middle-end/19616
17801 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17802 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17803 to this function from 2004-07-10.
17804 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17805 the current function for tail call optimizations if the address
17806 of one of it its arguments is taken.
17807
17808 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17809
17810 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17811
17812 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17813
17814 * function.c (expand_function_end): If current_function_calls_alloca,
17815 emit stack restore in a place that is reached when the function falls
17816 through at the end.
17817
17818 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17819
17820 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17821 rule to avoid matching inappropriate suffix rule.
17822
17823 2005-01-26 Jan Hubicka <jh@suse.cz>
17824
17825 PR tree-optimization/19241
17826 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17827
17828 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17829
17830 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17831 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17832 of doubling.
17833 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17834 <sim*>: Always use crt1.o, regardless of N in simN.
17835 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17836 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17837 (CRT_CALL_STATIC_FUNCTION): Remove.
17838 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17839 use crt1.o, regardless of N in simN.
17840 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17841 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17842 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17843 case isystem setting.
17844 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17845
17846 2005-01-25 Ian Lance Taylor <ian@airs.com>
17847
17848 * gimple-low.c (block_may_fallthru): Correct handling of
17849 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17850
17851 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17852
17853 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17854 handlers to match indentation; nested under the mtune=* handler.
17855 Similar for mcpu= and march=.
17856
17857 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17858
17859 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17860 * config/mips/linux64.h (LIB_SPEC): Likewise.
17861 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17862 * config/sh/linux.h (LIB_SPEC): Likewise.
17863
17864 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17865
17866 * config/frv/frv.c (frv_legitimize_tls_address): New.
17867 (TARGET_HAVE_TLS): Define.
17868 (FRV_SYMBOL_REF_TLS_P): Define.
17869 (frv_override_options): Handle new register classes.
17870 (frv_legitimate_address_p): Reject tls addresses.
17871 (frv_legitimize_address): Handle TLS addresses.
17872 (gen_inlined_tls_plt): New.
17873 (gen_tlsmoff): New.
17874 (frv_legitimize_tls_address): New.
17875 (unspec_got_name): Add TLS entries.
17876 (got12_operand): Add R_FRV_TLSMOFF12 case.
17877 (frv_emit_move): Fixup TLS addresses.
17878 (frv_emit_movsi): Legitimize TLS addresses.
17879
17880 * config/frv/frv.h (MASK_BIG_TLS): New.
17881 (TARGET_BIG_TLS): New.
17882 (HAVE_AS_TLS): Define.
17883 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17884 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17885 (REG_CLASS_NAMES): Same.
17886 (REG_CLASS_CONTENTS): Same.
17887 (CONSTRAINT_LEN): New.
17888 (REG_CLASS_FROM_CONSTRAINT): New.
17889 (PREDICATE_CODES): Add symbolic_operand.
17890
17891 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17892 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17893 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17894 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17895 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17896 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17897 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17898 GR9_REG, GR14_REG, LRREG.
17899 (type): Add load_or_call attribute.
17900 ("load_or_call"): New reservation.
17901 ("call_gettlsoff"): New.
17902 ("tls_indirect_call"): New.
17903 ("tls_load_gottlsoff12"): New.
17904 ("tlsoff_hilo"): New.
17905 ("tls_tlsdesc_ldd"): New.
17906 ("tls_tlsoff_ld"): New.
17907 ("tls_lddi"): New.
17908
17909 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17910
17911 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17912
17913 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17914 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17915 * config/frv/frv.c (TLS_BIAS): Define.
17916 (frv_output_dwarf_dtprel): New.
17917
17918 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17919
17920 PR rtl-optimization/19579
17921 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17922 both A and B, see if they don't clobber registers the other expr uses.
17923
17924 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17925
17926 * real.c (do_add): Initialize signalling and canonical members.
17927
17928 * real.c (real_from_integer): Zero out destination.
17929
17930 2005-01-18 Jan Hubicka <jh@suse.cz>
17931
17932 PR tree-optimize/19337
17933 * tree-inline.c (initialize_inlined_parameters): Copy
17934 saved_static_chain_decl only.
17935
17936 2005-01-25 Richard Henderson <rth@redhat.com>
17937
17938 PR target/19556
17939 PR target/19584
17940 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17941 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17942 80387 enabled, to return a proper subclass. Return the subset that
17943 overlaps with GENERAL_REGS for PLUS.
17944 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17945
17946 2005-01-25 Richard Henderson <rth@redhat.com>
17947
17948 PR middle-end/19609
17949 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17950
17951 2005-01-25 Roger Sayle <roger@eyesopen.com>
17952
17953 * expmed.c (choose_multiplier): Change interface to return the
17954 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17955 (expand_divmod): Update calls to choose_multiplier.
17956
17957 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17958
17959 PR middle-end/19330
17960 * expmed.c (extract_bit_field): Use adjust_address instead of
17961 gen_lowpart when op0 is a MEM.
17962
17963 2005-01-24 Steven Bosscher <stevenb@suse.de>
17964
17965 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17966
17967 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17968
17969 * config/mips/irix-csr.c: New file.
17970 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17971 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17972 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17973 executables.
17974
17975 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17976
17977 PR bootstrap/19364
17978 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17979 sparc/elf.h, add sparc/sp-elf.h.
17980 (sparc-*-rtems*): Likewise.
17981 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17982 tm-dwarf2.h, add sparc/sp-elf.h.
17983 (sparc86x-*-elf): Likewise.
17984 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17985 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17986 TARGET_OS_CPP_BUILTINS.
17987 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17988 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17989 Undefine it.
17990 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17991 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17992 (SWITCH_TAKES_ARG): Likewise.
17993 (LOCAL_LABEL_PREFIX): Likewise.
17994 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17995 (TARGET_N_FORMAT_TYPES): Delete.
17996 (TARGET_FORMAT_TYPES): Likewise.
17997 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17998 * config/sparc/elf.h: Delete.
17999 * config/sparc/sp-elf.h: New file.
18000
18001 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18002
18003 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18004 * tree-flow.h: Remove the corresponding prototype.
18005 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18006 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18007
18008 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18009
18010 PR target/17751
18011 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18012 for AIX ABI or ELF -fPIC.
18013 (rs6000_emit_load_toc_table): Don't create toc_section here.
18014 (rs6000_xcoff_file_start): Nor here.
18015
18016 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18017
18018 * sh.c (ra.h): Don't #include.
18019 (hard_regs_intersect_p): New function, resurrected from ra.c.
18020
18021 * sh.c: Fix 1996 Copyright.
18022
18023 2005-01-24 Richard Henderson <rth@redhat.com>
18024 Aldy Hernandez <aldyh@redhat.com>
18025
18026 * regrename.c (note_sets): Handle subregs.
18027
18028 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18029
18030 PR bootstrap/18058
18031 * genconditions.c (write_header, write_conditions): Elide file if
18032 not GCC >= 3.0.1.
18033
18034 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18035
18036 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18037 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18038 Update copyright.
18039
18040 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18041
18042 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18043 expand_builtin_printf, expand_builtin_fprintf,
18044 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18045 checking against POINTER_TYPE.
18046 (validate_arglist): Handle POINTER_TYPE code by checking
18047 POINTER_TYPE_P.
18048
18049 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18050
18051 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18052 init_rtlanal): New.
18053 (for_each_rtx): Call for_each_rtx_1.
18054 * rtl.h (init_rtlanal): Declare.
18055 * toplev.c (backend_init): Call init_rtlanal.
18056
18057 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18058
18059 * flow.c (propagate_one_insn): Formatting.
18060
18061 PR middle-end/19551
18062 * flow.c (libcall_dead_p): Be more conservative if unsure.
18063 If there are any instructions between insn and call, see if they are
18064 all dead before saying the libcall is dead.
18065
18066 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18067
18068 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18069 operand constraint for operand 0.
18070
18071 2005-01-23 Richard Henderson <rth@redhat.com>
18072
18073 PR 19486
18074 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18075 edges leading to join block.
18076
18077 2005-01-23 Roger Sayle <roger@eyesopen.com>
18078
18079 * expmed.c (expand_mult_highpart): Make static. Change type of
18080 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18081 (expand_divmod): Updates calls to expand_mult_highpart by using
18082 gen_int_mode to pass a CONST_INT rtx.
18083 * rtl.h (expand_mult_highpart): Remove prototype.
18084
18085 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18086
18087 * flow.c (regset_bytes, regset_size): Remove.
18088
18089 * cfganal.c: Fix a reference to Harvey's paper.
18090
18091 2005-01-23 Steven Bosscher <stevenb@suse.de>
18092
18093 PR rtl-optimization/19464
18094 * tree-optimize.c (init_tree_optimization_passes): Add one more
18095 copyrename pass just before out-of-ssa.
18096
18097 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18098
18099 PR bootstrap/18058
18100 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18101 * ggc-none.c (ggc_free): Define.
18102
18103 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18104
18105 * cse.c (max_reg, max_insn_uid): Remove.
18106 (cse_main): Don't access max_reg or max_insn_uid.
18107
18108 * c-common.c (explicit_flag_signed_bitfields,
18109 lang_statement_code_p, lang_expand_function_end): Remove.
18110 * c-common.h: Remove the corresponding declarations.
18111 * c-opts.c (c_common_handle_option): Remove all write access
18112 to explicit_flag_signed_bitfields.
18113
18114 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18115 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18116 * cgraph.h: Remove the corresponding declaration.
18117
18118 * gcse.c (null_pointer_info): Remove.
18119
18120 2005-01-23 Roger Sayle <roger@eyesopen.com>
18121 Eric Botcazou <ebotcazou@libertysurf.fr>
18122
18123 * combine.c (simplify_logical): Only simplify logical expressions
18124 of the form ior(and(x,y),z) by the inverse distributive law if the
18125 result is cheaper than the original.
18126
18127 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18128
18129 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18130 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18131 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18132 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18133 config/freebsd-spec.h, config/arm/arm.h,
18134 config/h8300/h8300.md, config/i386/i386.md,
18135 config/i386/predicates.md, config/i386/sse.md,
18136 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18137 config/vax/vax.md: Fix comment typos. Follow spelling
18138 conventions.
18139
18140 2005-01-23 Steven Bosscher <stevenb@suse.de>
18141
18142 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18143 tests, instead of `less than'.
18144
18145 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18146
18147 * function.c (assign_parm_setup_block): When creating a new stack slot
18148 for a parameter, get its alignment from the parameter's DECL_ALIGN
18149 rather than the type's TYPE_ALIGN. Make sure that the parameter
18150 is at least word aligned.
18151
18152 2005-01-22 Roger Sayle <roger@eyesopen.com>
18153
18154 PR middle-end/19378
18155 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18156
18157 2005-01-22 Richard Henderson <rth@redhat.com>
18158
18159 PR target/19506
18160 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18161 in both compare operands.
18162 (movdfcc_1_sse_max): Likewise.
18163 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18164 (movdfcc_1_sse): Likewise.
18165 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18166 scratch register as needed.
18167
18168 2005-01-22 Richard Henderson <rth@redhat.com>
18169
18170 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18171
18172 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18173
18174 2005-01-22 Richard Henderson <rth@redhat.com>
18175
18176 * genopinit.c (optabs): Use smin/smax for floating point too.
18177 * doc/md.texi: Update to match. Clarify that floating point
18178 results are undefined for +0/-0 and NaN.
18179 * doc/rtl.texi: Likewise.
18180 * rtl.def (SMIN, SMAX): Likewise
18181 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18182
18183 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18184 leading 's' to the name.
18185 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18186 smaxxf3, sminxf3): Likewise.
18187 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18188 Likewise.
18189
18190 2005-01-22 Paul Brook <paul@codesourcery.com>
18191
18192 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18193
18194 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18195
18196 * config/s390/s390.c (struct processor_costs): New fields
18197 dlgr, dlr, dr, dsgfr, dsgr.
18198 (z900_cost, z990_cost): Values for new fields.
18199 (s390_rtx_costs): New cases MEM und COMPARE in switch
18200 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18201 DIV, MOD, UDIV, UMOD.
18202
18203 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18204
18205 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18206 into the register being decremented.
18207 ("doloop_si31", "doloop_di"): Likewise.
18208 ("*doloop_si_long"): Adapt pattern.
18209
18210 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18211
18212 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18213 access registers.
18214 (CLASS_MAX_NREGS): Likewise.
18215
18216 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18217
18218 * doc/tree-ssa.texi (Statement Operands): Add example for new
18219 must-def macro. Note deprecation of old operands interface.
18220
18221 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18222
18223 PR tree-optimization/19484
18224 * tree-cfg.c (remove_fallthru_edge): New function.
18225 (cleanup_control_flow): Remove fallthru edges from calls that are
18226 now known not to return.
18227
18228 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18229
18230 Fix PR tree-optimization/19038
18231 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18232 copies with loop variant ones.
18233
18234 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18235
18236 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18237 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18238 config/alpha/alpha.md, config/alpha/predicates.md,
18239 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18240 config/sparc/sol2.h: Update copyright.
18241
18242 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18243 first label to see if it is a nonlocal label.
18244
18245 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18246 Andrew Pinski <pinskia@physics.uc.edu>
18247
18248 PR target/19491
18249 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18250 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18251
18252 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18253
18254 * config/rs6000/rtems.h: Update copyright.
18255
18256 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18257
18258 PR target/19548
18259 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18260 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18261 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18262
18263 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18264
18265 PR c/18809
18266 * c-typeck.c (convert_arguments): Check for error_mark_node.
18267
18268 2005-01-21 Ian Lance Taylor <ian@airs.com>
18269
18270 PR tree-optimization/13000
18271 * tree-inline.c: Include "tree-flow.h".
18272 (expand_call_inline): If warn_return_type, warn if non-void inline
18273 function falls through.
18274 * tree-cfg.c (execute_warn_function_return): Don't warn about
18275 control reaching end if TREE_NO_WARNING is set. Set
18276 TREE_NO_WARNING.
18277 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18278 has been lowered.
18279 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18280 branch if we don't need one.
18281 * c-typeck.c: Include "tree-flow.h"
18282 (c_finish_bc_stmt): Don't add a goto if the current statement
18283 list doesn't fall through to the current point.
18284
18285 2005-01-21 Roger Sayle <roger@eyesopen.com>
18286
18287 PR rtl-optimization/576
18288 * real.c (real_arithmetic): Change return type from void to bool
18289 to return an indication that the result may be inexact.
18290 * real.h (real_arithmeric): Update prototype.
18291 * fold-const.c (const_binop): Don't constant fold floating
18292 point expressions when the user specifies -frounding-math and
18293 the result may depend upon the run-time rounding mode.
18294 (fold_convert_const_real_from_real): Clean-up.
18295 (fold_initializer): Ignore flag_rounding_math for initializers.
18296 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18297 constant fold FP operations with flag_rounding_math if the
18298 result may depend upon the run-time rounding mode.
18299
18300 2005-01-21 Tom Tromey <tromey@redhat.com>
18301
18302 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18303
18304 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18305
18306 * tree-cfg.c: Fix comment typos.
18307
18308 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18309
18310 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18311 around the call to rest_of_handle_branch_target_load_optimize.
18312
18313 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18314
18315 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18316 (sparc64-*-openbsd*): Likewise.
18317 (sparclite-*-elf*): Include tm-dwarf2.h.
18318 (sparc86x-*-elf*): Likewise.
18319 (sparc64-*-elf*): Likewise.
18320 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18321 (DBX_DEBUGGING_INFO): Likewise.
18322 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18323 (PREFERRED_DEBUGGING_TYPE): Likewise.
18324 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18325 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18326 (PREFERRED_DEBUGGING_TYPE): Likewise.
18327 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18328 (PREFERRED_DEBUGGING_TYPE): Likewise.
18329 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18330
18331 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18332
18333 PR target/18701
18334 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18335
18336 2005-01-20 Paul Brook <paul@codesourcery.com>
18337
18338 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18339
18340 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18341
18342 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18343 label is first in a sequence of labels.
18344
18345 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18346
18347 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18348 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18349
18350 * doc/sourcebuild.texi (Test Directives): New.
18351
18352 2005-01-20 Roger Sayle <roger@eyesopen.com>
18353
18354 * real.c (real_floor): Don't leave the result uninitialized when
18355 mode is VOIDMode, but return the unrounded intermediate value.
18356 (real_ceil): Likewise.
18357
18358 2005-01-20 Paul Brook <paul@codesourcery.com>
18359
18360 * config/arm/arm.md (insv): Use gen_int_mode.
18361
18362 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18363
18364 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18365 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18366 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18367 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18368 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18369
18370 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18371
18372 Fix PR debug/19124
18373 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18374 fbreg, so we have to assume we can't.
18375 (loc_descriptor_from_tree_1): Ditto.
18376 (containing_function_has_frame_base): New function.
18377 (add_location_or_const_value_attribute): Use it.
18378 Also try to generate a frame_base from a single element location
18379 list.
18380
18381 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18382
18383 PR tree-optimization/15349
18384 * timevar.def (TV_TREE_MERGE_PHI): New.
18385 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18386 PHI_WANTED.
18387 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18388 calls to tree_forwarder_block_p.
18389 (remove_forwarder_block_with_phi, merge_phi_nodes,
18390 gate_merge_phi, pass_merge_phi): New.
18391 * tree-optimize.c (init_tree_optimization_passes): Add
18392 pass_merge_phi.
18393 * tree-pass.h: Add an extern for pass_merge_phi;
18394
18395 2005-01-20 Richard Henderson <rth@redhat.com>
18396
18397 PR target/19418
18398 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18399 (_mm_castps_pd, _mm_castps_si128): New.
18400 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18401
18402 2005-01-20 Richard Henderson <rth@redhat.com>
18403
18404 PR target/19530
18405 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18406 __builtin_ia32_vec_init_v2si.
18407 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18408 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18409 (ix86_init_mmx_sse_builtins): Create it.
18410 (ix86_expand_builtin): Expand it.
18411 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18412 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18413 (vec_extractv2si_0, vec_extractv2si_1): New.
18414
18415 2005-01-20 Richard Henderson <rth@redhat.com>
18416
18417 PR target/16533
18418 * config/i386/i386.c (ix86_expand_push): New.
18419 * config/i386/mmx.md (push<MMXMODE>1): New.
18420 * config/i386/sse.md (push<SSEMODE>1): New.
18421 * config/i386/i386-protos.h: Update.
18422
18423 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18424
18425 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18426 copyright.
18427
18428 2005-01-20 Richard Henderson <rth@redhat.com>
18429
18430 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18431 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18432
18433 2005-01-19 Richard Henderson <rth@redhat.com>
18434
18435 PR target/19350
18436 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18437 to V4SFmode in SSE1 fallback load path.
18438
18439 2005-01-19 Richard Henderson <rth@redhat.com>
18440
18441 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18442 in QImode expansion to ix86_expand_vector_set.
18443 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18444
18445 2005-01-19 Richard Henderson <rth@redhat.com>
18446
18447 PR target/19511
18448 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18449 subclass of the input class.
18450 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18451 Always true for cross-SSE1 classes. Rationalize conditionals.
18452 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18453 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18454 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18455 (movdi_2): Add MMX/SSE zeros.
18456 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18457 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18458 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18459 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18460 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18461 (zero_extendsidi2_rex64_1): Remove.
18462 (MOV0 peephole): Check GENERAL_REG_P.
18463
18464 2005-01-19 Richard Henderson <rth@redhat.com>
18465
18466 PR target/19427
18467 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18468 shufps elements.
18469 (ix86_expand_vector_extract): Likewise.
18470
18471 2005-01-19 Richard Henderson <rth@redhat.com>
18472
18473 PR middle-end/19304
18474 * expr.c (emit_move_change_mode): New argument force; use
18475 simplify_gen_subreg if true.
18476 (emit_move_via_alt_mode): Merge into ...
18477 (emit_move_via_integer): ... here.
18478 (emit_move_ccmode): Use emit_move_change_mode directly.
18479
18480 2005-01-19 Richard Henderson <rth@redhat.com>
18481
18482 PR target/19518
18483 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18484 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18485 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18486 rtl if true.
18487 (alpha_emit_set_const): Likewise. Make static.
18488 (alpha_emit_set_long_const): Make static.
18489 (alpha_extract_integer): Split out from alpha_expand_mov.
18490 (alpha_split_const_mov): Likewise.
18491 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18492 (alpha_legitimate_constant_p): New.
18493 * config/alpha/alpha-protos.h: Update.
18494 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18495 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18496 * config/alpha/alpha.md (movsi): Add n alternative.
18497 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18498 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18499 (splitters for all of the above): Use alpha_split_const_mov.
18500 * config/alpha/predicates.md (non_add_const_operand): New.
18501 (non_zero_const_operand): New.
18502 (input_operand): Use alpha_legitimate_constant_p after reload.
18503
18504 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18505
18506 PR tree-optimization/19038
18507 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18508 (add_candidate): Add ivs with increment in latch only if
18509 allow_ip_end_pos_p is true.
18510 (determine_iv_cost): Use empty_block_p.
18511
18512 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18513
18514 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18515 (compute_dominance_frontiers): Ditto.
18516
18517 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18518
18519 PR target/19529
18520 * config/sh/t-rtems: New.
18521 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18522
18523 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18524
18525 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18526 the offset of the selected field.
18527
18528 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18529
18530 * tree-cfg.c (remove_forwarder_block): Fix the check to
18531 prevent a nonlocal label from appearing in the middle of a
18532 basic block.
18533
18534 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18535
18536 PR rtl-optimization/19462
18537 * reorg.c (find_end_label): Create return insn only if
18538 current_function_epilogue_delay_list is empty.
18539
18540 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18541
18542 * doc/passes.texi: Remove paragraph mentioning new-ra.
18543
18544 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18545
18546 PR rtl-optimization/15139
18547 * combine.c: Include params.h.
18548 (count_rtxs): New function.
18549 (record_value_for_reg): If replace_rtx would replace at least
18550 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18551 (clobber (const_int 0)) instead of TEM.
18552 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18553 * params.h (MAX_LAST_VALUE_RTL): New.
18554 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18555 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18556
18557 PR c/17297
18558 * c-typeck.c (digest_init): Only call build_vector if all constructor
18559 elements are *_CST nodes.
18560 * gimplify.c (gimplify_init_constructor): Likewise.
18561
18562 PR middle-end/19164
18563 * c-typeck.c (digest_init): Only call build_vector if inside_init
18564 is a CONSTRUCTOR.
18565
18566 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18567
18568 * toplev.c (init_asm_output): Remove dead #ifdef.
18569
18570 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18571
18572 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18573
18574 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18575
18576 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18577 accessing DECL_FUNCTION_CODE.
18578 * dojump.c (do_jump): Likewise.
18579 * gimplify.c (gimplify_call_expr): Likewise.
18580 * predict.c (expr_expected_value): Likewise.
18581 (strip_builtin_expect): Likewise.
18582 * tree-inline.c (estimate_num_insns_1): Likewise.
18583 * tree-ssa-loop-im.c (stmt_cost): Likewise
18584 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18585 (tree_expr_nonnegative_p): Likewise.
18586
18587 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18588
18589 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18590 variant of the load_pcrel_sym pattern.
18591 * config/sparc/sparc.md (P macro): Move to the top.
18592 (load_pcrel_sym): Macroize using P.
18593 (save_register_window): Likewise.
18594
18595 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18596
18597 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18598 ("sordered"): Same.
18599
18600 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18601
18602 PR C/19472
18603 * c-typeck.c (build_asm_expr): Strip nops off
18604 input memory operands.
18605
18606 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18607
18608 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18609 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18610 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18611 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18612
18613 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18614
18615 PR target/19379
18616 * config/i386/i386.c (override_options): If the 80387 is disabled,
18617 then do not return FP values using FP registers.
18618
18619 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18620
18621 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18622 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18623 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18624 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18625 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18626 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18627 output.h, postreload-gcse.c, postreload.c, recog.c,
18628 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18629 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18630 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18631 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18632 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18633 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18634 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18635 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18636
18637 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18638 config/alpha/alpha.c, config/arm/vfp.md,
18639 config/i386/emmintrin.h, config/i386/i386-modes.def,
18640 config/i386/i386-protos.h, config/i386/i386.h,
18641 config/i386/pmmintrin.h, config/i386/ppro.md,
18642 config/i386/predicates.md, config/i386/xmmintrin.h,
18643 config/i860/i860.c, config/ia64/ia64-modes.def,
18644 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18645 config/ia64/ia64.md, config/ia64/itanium1.md,
18646 config/ia64/itanium2.md, config/ia64/predicates.md,
18647 config/iq2000/iq2000.h, config/mips/linux64.h,
18648 config/rs6000/aix41.h, config/rs6000/aix43.h,
18649 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18650 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18651 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18652 config/sparc/linux64.h, config/sparc/litecoff.h,
18653 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18654 config/sparc/sparc.h, config/sparc/sparc.md,
18655 config/sparc/sysv4-only.h: Update copyright.
18656
18657 2005-01-18 Richard Henderson <rth@redhat.com>
18658
18659 PR target/19496
18660 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18661
18662 2005-01-18 Marc Espie <espie@openbsd.org>
18663 * config/i386/openbsdelf.h: Typo.
18664
18665 2005-01-18 Richard Henderson <rth@redhat.com>
18666
18667 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18668 special case for sse.
18669 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18670
18671 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18672
18673 * tree-inline.c (estimate_num_insns_1): Added cases for
18674 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18675
18676 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18677
18678 PR rtl-optimization/19296
18679 * combine.c (simplify_comparison): Rewrite the condition under
18680 which a non-paradoxical SUBREG of a PLUS can be lifted when
18681 compared against a constant.
18682
18683 2005-01-18 Andi Kleen <ak@muc.de>
18684
18685 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18686 * c.opt (-Wpointer-sign): Add.
18687 * doc/invoke.texi: (-Wpointer-sign): Add.
18688
18689 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18690
18691 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18692 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18693 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18694 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18695 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18696 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18697 for TARGET_MIX_SSE_I387.
18698 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18699 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18700 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18701 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18702 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18703 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18704 TARGET_MIX_SSE_I387.
18705 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18706 from expander.
18707
18708 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18709
18710 PR target/19424
18711 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18712 Add movaps alternative for xmm reg->reg move.
18713
18714 2005-01-17 Jeff Law <law@redhat.com>
18715
18716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18717 at the end of the main DOM loop rather than just before DOM exits.
18718
18719 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18720
18721 PR tree-optimization/19121
18722 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18723 adding aliases to a name tag, also add them to the pointer's
18724 type tag.
18725 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18726 sensitive alias info at all. Only check that the two pointers
18727 have compatible pointed-to sets.
18728 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18729 a pointer's type tag is a superset of the alias set of the
18730 pointer's name tag.
18731
18732 2005-01-17 James E Wilson <wilson@specifixinc.com>
18733
18734 PR target/19357
18735 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18736 comment to document why.
18737
18738 2005-01-17 Richard Henderson <rth@redhat.com>
18739
18740 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18741 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18742 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18743 sse2_vmsminv2df3_finite): New.
18744 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18745 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18746 Force op1 into register.
18747
18748 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18749
18750 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18751 bubblestrap from always rebuilding build directory.
18752
18753 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18754
18755 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18756 ("*cmpmem_short"): Likewise.
18757
18758 2005-01-17 Steven Bosscher <stevenb@suse.de>
18759
18760 * basic-block.h: Document BB_* flags.
18761 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18762 use an sbitmap instead.
18763 * sched-rgn.c (compute_trg_info): Likewise.
18764
18765 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18766
18767 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18768 redundant target_cpu_default and extra_parts lines. Use the default
18769 "from-abi" ISA.
18770 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18771 (SUBTARGET_EXTRA_SPECS): Delete.
18772 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18773 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18774 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18775 and "n32" for -mabi=n32.
18776
18777 2005-01-17 Ian Lance Taylor <ian@airs.com>
18778
18779 PR c/5675
18780 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18781 fold constant variables into initial values.
18782
18783 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18784
18785 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18786
18787 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18788 through the statements backward.
18789
18790 2005-01-17 Ian Lance Taylor <ian@airs.com>
18791
18792 PR middle-end/13127:
18793 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18794 a variable set to the return value of the inlined function.
18795
18796 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18797
18798 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18799 when modes are tieable.
18800
18801 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18802
18803 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18804 of pthread_create to find out if threads are enabled.
18805 * gthr-posix95.h (__gthread_active_p): Likewise.
18806
18807 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18808
18809 * common.opt (-fnew-ra): Remove.
18810 * ra*.*: Remove.
18811 * toplev.h (flag_new_regalloc): Remove.
18812 * Makefile.in (ra*.*): Don't mention.
18813 * passes.c (rest_of_handle_new_regalloc): Remove.
18814 (rest_of_handle_combine, rest_of_compilation): Always consider
18815 flag_new_regalloc as false.
18816 * doc/invoke.texi: Don't document -fnew-ra.
18817
18818 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18819
18820 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18821 last parameter to reg_scan.
18822 * loop.c (loop_optimize): Likewise.
18823 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18824 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18825 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18826 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18827 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18828 * regclass.c (reg_scan): Likewise, for the declaration.
18829 * rtl.h (reg_scan): Likewise, for the prototype.
18830
18831 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18832
18833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18834 mark_dfs_back_edges.
18835
18836 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18837
18838 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18839 (compute_avail): Uses don't go in tmp_gen.
18840
18841 2005-01-16 Steven Bosscher <stevenb@suse.de>
18842
18843 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18844 loop to look for a free slot in a page entry.
18845
18846 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18847
18848 PR target/16304
18849 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18850 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18851 just before targetm.asm_out.file_end.
18852 * tree.h (process_pending_assemble_output_defs): Declare.
18853 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18854 New functions.
18855 (assemble_alias): Defer generation of assembly code for defines when
18856 TARGET_DEFERRED_OUTPUT_DEFS is true.
18857 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18858 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18859 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18860
18861 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18862
18863 PR target/19336
18864 * pa.c (pa_scalar_mode_supported_p): New function.
18865 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18866 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18867
18868 * pa-protos.h (prefetch_operand): Delete.
18869 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18870 * pa.c (prefetch_operand): Delete.
18871 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18872 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18873 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18874 and prefetch_nocc_operand.
18875 * pa.md (prefetch): Rework to avoid reload problems handling short
18876 displacements when a cache control completer needs to be provided.
18877 (prefetch_32, prefetch_64): Delete.
18878 (prefetch_cc, prefetch_nocc): New patterns.
18879
18880 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18881
18882 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18883
18884 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18885
18886 PR ada/19388
18887 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18888 exceeds maximum alignment for global common data.
18889 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18890 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18891
18892 2004-01-15 Roger Sayle <roger@eyesopen.com>
18893
18894 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18895
18896 2004-01-15 Roger Sayle <roger@eyesopen.com>
18897
18898 * harg-reg-set.h (reg_class_names): Prototype global array.
18899 * regclass.c (reg_class_names): Declare here and initialize to
18900 REG_CLASS_NAMES.
18901 (dump_regclass): Remove local declaration of reg_class_names.
18902 (regclass): Likewise.
18903 * cfg.c (dump_flow_info): Likewise.
18904 * ra-debug.c (reg_class_names): Likewise.
18905 * regrename.c (reg_class_names): Likewise.
18906 * reload.c (reg_class_names): Likewise.
18907 * reload1.c (spill_failure): Likewise.
18908 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18909
18910 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18911
18912 * config/s390/s390.md ("reload_outti"): Remove predicate for
18913 output operand. Abort if operand is not a MEM.
18914 ("reload_outdi", "reload_outdf"): Likewise.
18915
18916 2005-01-15 Marc Espie <espie@openbsd.org>
18917
18918 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18919 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18920 * config/openbsd.h: Fix C++ includes for native configurations.
18921 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18922 Add trampoline support.
18923 * config/i386/openbsdelf.h: New.
18924
18925 2005-01-15 Marc Espie <espie@openbsd.org>
18926
18927 * collect2.c (main): Explicitly parse -dynamic-linker option.
18928
18929 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18930
18931 PR tree-optimization/19060
18932 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18933 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18934 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18935 and handle extract_range_from_cond returning false.
18936 * fold-const.c (fold): Optimize comparisons with min/max even for
18937 width > HOST_BITS_PER_WIDE_INT.
18938
18939 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18940
18941 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18942 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18943 Remove little endian multilib variants.
18944 Add mips32 multilib variant.
18945
18946 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18947
18948 * explow.c (copy_all_reg, stabilize): Remove.
18949 * expr.h: Remove the corresponding prototypes.
18950
18951 * rtlanal.c (regs_set_between_p): Remove.
18952 * rtl.h: Remove the corresponding prototype.
18953
18954 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18955
18956 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18957 to rs6000_nonimmediate_operand.
18958 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18959 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18960 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18961 rs6000_nonimmediate_operand.
18962 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18963 rs6000_nonimmediate_operand.
18964
18965 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18966
18967 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18968
18969 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18970
18971 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18972 on e500v2.
18973 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18974 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18975
18976 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18977 (rs6k_nonimmediate_operand): New.
18978 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18979 correctly.
18980 (legitimate_lo_sum_address_p): Same.
18981 (rs6000_legitimize_address): Same.
18982 (rs6000_legitimize_reload_address): Same.
18983 (rs6000_legitimate_address): Same.
18984 (spe_build_register_parallel): Pass DF and DC modes in a DI
18985 register.
18986
18987 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18988 to rs6k_nonimmediate_operand.
18989
18990 * config/rs6000/spe.md ("*frob_df_di"): New.
18991 ("*frob_di_df"): New.
18992 ("*frob_di_df_2"): New.
18993 ("*mov_sidf_e500_subreg0"): New.
18994 ("*mov_sidf_e500_subreg4"): New.
18995 ("*movdf_e500_double"): Change predicate to
18996 rs6k_nonimmediate_operand.
18997
18998 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18999
19000 * postreload.c (move2add_note_store): Only call
19001 trunc_int_for_mode on scalar integers.
19002
19003 2005-01-14 Steven Bosscher <stevenb@suse.de>
19004
19005 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19006 replace BB_VISITED uses.
19007 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19008 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19009 (tree_dce_done): Free visited_control_parents.
19010 (perform_tree_ssa_dce): Allocate and clear it.
19011 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19012 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19013 instead of BB_VISITED.
19014
19015 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19016
19017 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19018 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19019 Remove unused prototypes.
19020
19021 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19022
19023 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19024 64-bit register usage.
19025 (spe_func_has_64bit_regs_p): Add FIXME note.
19026
19027 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19028
19029 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19030 flag_finite_math_only with flag_unsafe_math_optimizations.
19031
19032 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19033
19034 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19035 end-of-stack check.
19036 (__tpf_eh_return): Copy TPF private stack area from the module
19037 boundary stack frame. Add check for when module addresses are
19038 equal, but no stub address is found.
19039
19040 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19041
19042 PR target/7525
19043 * arm.h (struct machine_function): Add call_via field.
19044 (thumb_call_via_label): Declare.
19045 * arm.c (thumb_call_via_label): New variable.
19046 (thumb_call_reg_needed): New variable.
19047 (arm_output_function_epilogue): For Thumb code, output any per-function
19048 call-indirect trampolines.
19049 (thumb_call_via_reg): New function.
19050 (arm_file_end): New function.
19051 (TARGET_ASM_FILE_END): Call arm_file_end.
19052 (aof_file_end): Likewise.
19053 * arm-protos.h (thumb_call_via_reg): Declare.
19054 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19055 thumb_call_via_reg in normal case.
19056
19057 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19058
19059 PR middle-end/19084
19060 PR rtl-optimization/19348
19061 * recog.c (peephole2_optimize): Do global life update if some peephole
19062 decides it doesn't need at least one of its inputs and that change
19063 influences liveness at the start of the basic block.
19064
19065 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19066 arguments instead of 1.
19067
19068 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19069
19070 PR middle-end/18820
19071 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19072 zero for nested functions needing a static chain or functions
19073 with a non-constant address.
19074
19075 2005-01-13 Roger Sayle <roger@eyesopen.com>
19076
19077 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19078 (and (sign_extend X) C) into (zero_extend (and X C)).
19079
19080 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19081
19082 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19083
19084 2005-01-13 Richard Henderson <rth@redhat.com>
19085
19086 PR target/19009
19087 PR target/19250
19088 PR target/19252
19089 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19090 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19091 not just TARGET_SSE.
19092 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19093 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19094 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19095 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19096 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19097 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19098 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19099 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19100 (movdicc_c_rex64): Rename with '*'.
19101 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19102 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19103 (movsfcc_1_387): Rename from movsfcc_1.
19104 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19105 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19106 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19107 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19108 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19109 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19110 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19111 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19112 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19113 sse_movdfcc_const0_4): Remove.
19114 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19115 recognize min/max early. Update for changed sse cmove patterns.
19116 (ix86_split_sse_movcc): New.
19117 * config/i386/i386-protos.h: Update.
19118
19119 2005-01-13 Steven Bosscher <stevenb@suse.de>
19120
19121 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19122 (fix_stmt_v_may_defs): Likewise.
19123
19124 2005-01-13 Richard Henderson <rth@redhat.com>
19125
19126 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19127 for converting the mask.
19128
19129 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19130
19131 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19132 definition to 600.
19133
19134 2005-01-13 Richard Henderson <rth@redhat.com>
19135
19136 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19137 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19138 IX86_BUILTIN_MOVDQ2Q): Remove.
19139 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19140 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19141 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19142 shuffling.
19143 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19144 (sse2_pextrw): Fix immediate constraint.
19145 (sse2_loadq, sse2_loadq_rex64): Remove.
19146 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19147 Use __builtin_ia32_vec_ext_<size>.
19148 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19149
19150 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19151
19152 * function.c (assign_parm_setup_block): Look inside original
19153 entry_parm when inspecting PARALLEL.
19154
19155 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19156 Joel Sherrill <joel@oarcorp.com>
19157
19158 PR target/19399
19159 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19160 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19161 rtems_gxx_recursive_mutex_init.
19162 (__gthread_recursive_mutex_lock): New function.
19163 (__gthread_recursive_mutex_trylock): Likewise.
19164 (__gthread_recursive_mutex_unlock): Likewise.
19165
19166 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19167
19168 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19169
19170 2005-01-13 Jan Beulich <jbeulich@novell.com>
19171
19172 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19173 (ashrti3_internal): Indicate output is early clobber. Generate result
19174 into output rather than first input. Use move for low word of output
19175 if shift count is exactly 64.
19176 (lshrti3_internal): Likewise.
19177
19178 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19179
19180 PR target/18329
19181 PR target/18330
19182 * reload1.c (delete_output_reload): Don't delete an output reload
19183 if the pseudo lives longer than a single basic block. Adjust and
19184 improve wording of comment.
19185
19186 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19187
19188 PR target/19334
19189 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19190 of TYPE_SIZE where we mean the number of bytes.
19191
19192 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19193
19194 * function.c (assign_parm_setup_block): Relax condition on
19195 multi-register optimization.
19196
19197 2005-01-12 Nick Clifton <nickc@redhat.com>
19198
19199 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19200 an "in_delay_slot" attribute of "no" to prevent them being used in
19201 delay slots. This is forbidden because they might generate
19202 exceptions.
19203
19204 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19205
19206 PR target/19389
19207 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19208 with r->Y and Y->r.
19209
19210 2005-01-12 Nick Clifton <nickc@redhat.com>
19211
19212 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19213 passed on to GAS) but do not define, as GAS no longer supports or
19214 needs the -m2000 option.
19215
19216 2005-01-11 Roger Sayle <roger@eyesopen.com>
19217
19218 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19219 type as args of unprototyped builtins aren't automatically promoted.
19220 (fold_builtin_abs): Likewise.
19221
19222 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19223
19224 * Makefile.in: Set a `build-warn' variable.
19225
19226 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19227
19228 PR tree-optimization/17949
19229 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19230 (find_interesting_uses_address): Use it.
19231
19232 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19233
19234 * regrename.c (kill_value): Handle subreg's that won't simplify.
19235
19236 2005-01-11 Richard Henderson <rth@redhat.com>
19237
19238 PR target/13366
19239 * config/i386/i386.h (enum ix86_builtins): Move ...
19240 * config/i386/i386.c: ... here.
19241 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19242 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19243 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19244 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19245 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19246 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19247 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19248 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19249 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19250 IX86_BUILTIN_LOADDDUP): Remove.
19251 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19252 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19253 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19254 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19255 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19256 (ix86_init_builtins): Make static.
19257 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19258 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19259 if all the modes match. Otherwise, fake it.
19260 (get_element_number, ix86_expand_vec_init_builtin,
19261 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19262 (ix86_expand_builtin): Make static. Update for changed builtins.
19263 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19264 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19265 (ix86_expand_vector_init_duplicate): New.
19266 (ix86_expand_vector_init_low_nonzero): New.
19267 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19268 Split out from ix86_expand_vector_init; handle integer modes.
19269 (ix86_expand_vector_init): Use them.
19270 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19271 * config/i386/i386-protos.h: Update.
19272 * config/i386/predicates.md (reg_or_0_operand): New.
19273 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19274 (movv2sf_internal): Likewise. And a splitter to match them all.
19275 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19276 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19277 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19278 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19279 (mmx_pinsrw): Fix operand ordering.
19280 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19281 rather than sse_loadss expander.
19282 (movv2df splitter): Similarly.
19283 (sse_loadss, sse_loadlss): Remove.
19284 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19285 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19286 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19287 (sse3_movddup): Rename with '*'.
19288 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19289 (sse2_loadsd): Remove.
19290 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19291 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19292 (sse2_pinsrw): Fix argument ordering.
19293 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19294 (sse2_stored): Remove 'r' destination.
19295 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19296 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19297 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19298 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19299 vec_extractv16qi, vec_initv16qi): New.
19300
19301 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19302 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19303 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19304 constructor form.
19305 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19306 (_mm_load_si128, _mm_store_si128): Likewise.
19307 (_mm_load1_pd): Use _mm_set1_pd.
19308 (_mm_load_sd): Use _mm_set_sd.
19309 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19310 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19311 (_mm_set_epi64): Use _mm_set_epi64x.
19312 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19313 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19314 _mm_setr_epi8): Use _mm_set_foo form.
19315 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19316 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19317 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19318 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19319 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19320 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19321 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19322 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19323 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19324 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19325 (_mm_movedup_pd): Use _mm_shuffle_pd.
19326 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19327 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19328 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19329 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19330 Use _mm_setzero_ps.
19331 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19332 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19333 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19334 (_mm_store_ps): Use raw dereference.
19335 (_mm_store1_ps): Use _mm_storeu_ps.
19336 (_mm_storer_ps): Use _mm_store_ps.
19337 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19338 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19339
19340 2005-01-11 Stan Shebs <shebs@apple.com>
19341
19342 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19343 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19344
19345 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19346
19347 PR target/18761
19348 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19349 Skip all DECLs except for FIELD_DECLs.
19350
19351 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19352
19353 * config/s390/s390.c (override_options): Return error if
19354 -mbackchain, -mpacked-stack and -mhard-float are used together.
19355 (s390_va_start): Remove the backchain && packed-stack special case.
19356 (s390_gimplify_va_arg): Likewise.
19357 * doc/invoke.texi: Remove the ABI incompatibility note.
19358
19359 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19360
19361 * config/s390/s390.c (struct s390_frame_layout): Remove
19362 save_backchain_p.
19363 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19364 save_backchain_p with TARGET_BACKCHAIN.
19365
19366 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19367
19368 PR target/18916
19369 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19370 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19371 * function.c (locate_and_pad_parm): Set new field.
19372 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19373 Tweak where_pad test to include "none". Always set mem align for
19374 stack_parm.
19375 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19376 not sufficient for type.
19377 (assign_parm_setup_block): If stack_parm is zero on entry, always
19378 make a new stack local. Block move old stack parm if necessary
19379 to new aligned stack local.
19380 (assign_parm_setup_stack): Use a block move to handle
19381 potentially misaligned entry_parm.
19382 (assign_parms_unsplit_complex): Specify required alignment when
19383 creating stack local.
19384 * calls.c (compute_argument_addresses): Override alignment of stack
19385 arg calculated from its type with the alignment given by
19386 FUNCTION_ARG_BOUNDARY.
19387 (store_one_arg): Likewise.
19388
19389 2005-01-11 Jan Beulich <jbeulich@novell.com>
19390
19391 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19392 Change respective itanium_class attribute to ialu.
19393 (shladdp4_internal): New.
19394 * config/ia64/predicates.md (shladd_log2_operand): New.
19395
19396 2005-01-11 Richard Henderson <rth@redhat.com>
19397
19398 * expr.c (store_constructor): Use rtvec_alloc instead of
19399 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19400
19401 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19402
19403 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19404
19405 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19406
19407 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19408 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19409 (TARGET_RWRELOC): Define.
19410 (ia64_rwreloc_section_type_flags): Delete.
19411 (ia64_section_type_flags): New function.
19412 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19413 (TARGET_RWRELOC): Define.
19414
19415 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19416
19417 PR target/18987
19418 * config/ia64/ia64.c (process_set): For alloc insn, only call
19419 process_epilogue is !frame_pointer_needed.
19420
19421 2005-01-10 Roger Sayle <roger@eyesopen.com>
19422
19423 PR c++/19355
19424 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19425 unary operator and can't be treated as a binary/comparison operator.
19426
19427 2005-01-10 Richard Henderson <rth@redhat.com>
19428
19429 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19430 (ix86_return_in_memory): Likewise.
19431 (function_arg_advance): Likewise. Mirror structure in function_arg
19432 for choosing register to advance.
19433
19434 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19435
19436 * tree-vectorizer.c, tree.def: Fix comment typos.
19437
19438 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19439
19440 * config/s390/s390.c (struct processor_costs): 4 new fields:
19441 ddbr, ddr, debr, der.
19442 (s390_rtx_costs): More precise handling of divide instructions.
19443
19444 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19445
19446 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19447
19448 2005-01-10 Jan Beulich <jbeulich@novell.com>
19449
19450 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19451 names resulting from -ffunction-sections/-fdata-sections and linkonce
19452 ones.
19453 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19454 based on the section name. Rearrange the section name comparison logic
19455 slightly so that each section name is compared against at most once.
19456
19457 2005-01-10 Ben Elliston <bje@au.ibm.com>
19458
19459 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19460 targets for which -fPIC reduces limitations on the GOT size.
19461
19462 2005-01-09 Falk Hueffner <falk@debian.org>
19463
19464 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19465 X/C1 cmpop C2.
19466
19467 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19468
19469 PR target/18720
19470 * collect2.c (main): Set aixrtl_flag for -brtl option.
19471 (resolve_lib_name): Search for .so file extension before .a
19472 if aixrtl_flag set.
19473
19474 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19475
19476 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19477 (vect_analyze_data_refs_alignment): Add dump prints.
19478
19479 2005-01-09 Ira Rosen <irar@il.ibm.com>
19480
19481 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19482 expr_invariant_in_loop_p.
19483 Initialize outputs first thing in the function.
19484 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19485 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19486 (vect_analyze_pointer_ref_access): Check that the initial condition of
19487 the access function is loop invariant.
19488
19489 2005-01-09 Richard Henderson <rth@redhat.com>
19490
19491 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19492 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19493 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19494 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19495 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19496 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19497 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19498 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19499 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19500 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19501 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19502 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19503 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19504 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19505 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19506 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19507 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19508 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19509 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19510 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19511 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19512 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19513 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19514 mmx_ prefix.
19515 (mmx_clrdi, pavgusb): Remove.
19516 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19517 with leading sse_ prefix.
19518 * config/i386/sse.md: Receive them.
19519 * config/i386/mmx.md: New file.
19520 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19521 (subrv2sf3): Turn into expander for normal subtraction.
19522 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19523 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19524 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19525 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19526 commutative; use ix86_binary_operator_ok.
19527 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19528 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19529 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19530 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19531 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19532 Macroize from existing patterns; use ix86_binary_operator_ok.
19533 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19534 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19535 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19536 with vec_select+vec_concat.
19537 (mmx_pshufw, mmx_pshufw_1): Likewise.
19538 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19539 (mmx_uavgv4hi3): Model correctly.
19540 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19541 _mm_xor_si64): Remove casts.
19542
19543 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19544
19545 PR tree-optimization/19224
19546 * tree-scalar-evolution.c (get_instantiated_value,
19547 set_instantiated_value): New functions.
19548 (instantiate_parameters_1): Cache the results.
19549 (instantiate_parameters, resolve_mixers): Initialize and free
19550 the cache.
19551
19552 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19553
19554 * config/i386/i386.md (addhi_4): Correct reference in comment.
19555 (addqi_4): Same.
19556
19557 2005-01-08 Richard Henderson <rth@redhat.com>
19558
19559 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19560 (_mm_cvtsi128_si64x): Likewise.
19561 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19562 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19563 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19564 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19565 * config/i386/i386-protos.h: Update.
19566 * config/i386/i386.c (print_operand): Add 'H'.
19567 (ix86_fixup_binary_operands): Split out from ...
19568 (ix86_expand_binary_operator): ... here.
19569 (ix86_fixup_binary_operands_no_copy): New.
19570 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19571 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19572 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19573 (safe_vector_operand): Use CONST0_RTX.
19574 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19575 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19576 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19577 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19578 special cases.
19579 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19580 (IX86_BUILTIN_CMPNGESS): New.
19581 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19582 (attr type): Add sselog1.
19583 (attr unit, attr memory): Handle it.
19584 (movti, movti_internal, movti_rex64): Move near other integer moves.
19585 (movtf, movtf_internal): Move near other fp moves.
19586 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19587 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19588 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19589 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19590 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19591 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19592 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19593 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19594 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19595 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19596 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19597 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19598 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19599 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19600 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19601 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19602 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19603 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19604 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19605 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19606 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19607 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19608 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19609 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19610 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19611 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19612 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19613 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19614 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19615 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19616 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19617 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19618 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19619 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19620 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19621 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19622 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19623 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19624 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19625 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19626 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19627 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19628 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19629 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19630 same time.
19631 (SSEPUSH, push<SSEPUSH>): Remove.
19632 (MMXPUSH, push<MMXPUSH>): Remove.
19633 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19634 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19635 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19636 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19637 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19638 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19639 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19640 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19641 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19642 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19643 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19644 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19645 (ppro_sse_log_V4SF): Handle sselog1.
19646 * config/i386/predicates.md (const_0_to_1_operand): New.
19647 (const_0_to_255_mul_8_operand): New.
19648 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19649 (const_2_to_3_operand, const_4_to_7_operand): New.
19650 * config/i386/sse.md: New file.
19651 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19652 (sse_movups): Rename from sse_movups_1.
19653 (sse_loadlss): Rename from sse_loadss_1.
19654 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19655 from the name.
19656 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19657 (absv4sf2, negv2df, absv2df): New.
19658 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19659 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19660 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19661 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19662 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19663 (sse3_addsubv4sf3): Model correctly.
19664 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19665 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19666 (sse_movhlps): Model with vec_select+vec_concat.
19667 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19668 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19669 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19670 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19671 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19672 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19673 sse2_pshufhw_1): Likewise.
19674 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19675 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19676 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19677 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19678 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19679 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19680 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19681 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19682 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19683 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19684 sminv8hi3): Mark commutative
19685 operands. Use ix86_binary_operator_ok.
19686 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19687 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19688 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19689 sse2_punpcklqdq): Allow operand2 in memory.
19690 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19691 sse2_movsd): Add memory alternatives.
19692 (sse_storelps): Turn expander into an insn; split after reload.
19693 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19694 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19695
19696 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19697
19698 * configure.ac (DWARF-2 debug_line): Use objdump.
19699 * configure: Regenerate.
19700
19701 2005-01-08 Jeff Law <law@redhat.com>
19702 Diego Novillo <dnovillo@redhat.com>
19703
19704 PR tree-optimization/18241
19705 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19706 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19707 statements with volatile operands.
19708 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19709 operands after marking a statement with has_volatile_ops.
19710
19711 2005-01-08 Roger Sayle <roger@eyesopen.com>
19712
19713 * tree.c (int_fits_type_p): Always honor integer constant
19714 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19715
19716 2005-01-08 Roger Sayle <roger@eyesopen.com>
19717
19718 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19719 the latent bug in rtl_delete_block has been resolved.
19720
19721 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19722
19723 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19724 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19725
19726 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19727
19728 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19729 library as @multilib_dir@/$(SHLIB_SONAME).
19730
19731 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19732
19733 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19734 * configure: Regenerate.
19735
19736 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19737
19738 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19739 TYPE_MODE.
19740
19741 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19742
19743 PR target/13674
19744 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19745 Convert non-word aligned offset address using ld/std into
19746 indirect address.
19747
19748 2005-01-07 Richard Henderson <rth@redhat.com>
19749
19750 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19751
19752 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19753
19754 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19755
19756 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19757
19758 PR tree-optimization/19283
19759 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19760 is not shorter than the original type.
19761
19762 PR rtl-optimization/19012
19763 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19764
19765 PR rtl-optimization/18861
19766 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19767 (FULL_STATE): Define.
19768 (mark_tablejump_edge): New function.
19769 (purge_dead_tablejump_edges): New function.
19770 (find_bb_boundaries): Use it.
19771
19772 PR tree-optimization/18828
19773 * builtins.c (expand_builtin_next_arg): Remove argument and all
19774 the argument checking.
19775 (expand_builtin): Adjust caller.
19776 (expand_builtin_va_start): Likewise. Remove error for too many
19777 arguments.
19778 (fold_builtin_next_arg): Issue error for too many arguments.
19779 After checking arguments, replace them with magic arguments that
19780 prevent further checking of the args.
19781
19782 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19783
19784 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19785
19786 2005-01-06 Roger Sayle <roger@eyesopen.com>
19787
19788 PR target/6077
19789 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19790 and %{.S:...} (and their negative variants) to test whether the
19791 input file is assembler or pre-processed-assembler independent of
19792 the actual filename extension.
19793
19794 2005-01-06 Roger Sayle <roger@eyesopen.com>
19795
19796 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19797 of sign or zero extended values.
19798
19799 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19800
19801 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19802 for IBM long double format correctly.
19803
19804 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19805
19806 Fix PR tree-optimization/18792
19807
19808 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19809 to first_loop_depth, and use loop depth instead of loop number.
19810 (build_classic_dir_vector): Ditto.
19811 (compute_data_dependences_for_loop): Use depth, not loop number.
19812 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19813 number. Pass in loops, instead of loop numbers.
19814 (gather_interchange_stats): Ditto.
19815 (linear_transform_loops): Ditto.
19816
19817 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19818
19819 PR rtl-opt/13299
19820 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19821 biv_fits_mode_p, extension_within_bounds_p): New functions.
19822 (check_ext_dependent_givs): Use them.
19823
19824 2005-01-06 Roger Sayle <roger@eyesopen.com>
19825
19826 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19827 more than one barrier, in which case we should delete them all.
19828
19829 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19830
19831 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19832
19833 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19834
19835 Fix PR middle-end/19286
19836 Fix PR debug/19267
19837 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19838 output this subprogram, simply ignore this attempt to do it again.
19839 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19840 origin attribute if it's not possible.
19841 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19842 (decls_for_scope): Ditto.
19843 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19844 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19845
19846 2005-01-05 Richard Henderson <rth@redhat.com>
19847
19848 PR target/11327
19849 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19850 (bdesc_2arg): Use it.
19851 (ix86_expand_binop_builtin): Force operands into registers
19852 when optimizing.
19853 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19854 ix86_expand_sse_compare, ix86_expand_sse_comi,
19855 ix86_expand_builtin): Likewise.
19856
19857 2005-01-05 Richard Henderson <rth@redhat.com>
19858
19859 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19860 and VEC_SELECT.
19861 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19862 (mulv4hi3): Set itanium_class mmmul.
19863 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19864 (fpack): Rename from fpack_sfsf.
19865
19866 2005-01-05 Richard Henderson <rth@redhat.com>
19867
19868 PR rtl-opt/10692
19869 * reload1.c (do_input_reload): Restrict the optimization deleteing
19870 a previous output reload to RELOAD_FOR_INPUT.
19871
19872 2005-01-05 Steven Bosscher <stevenb@suse.de>
19873
19874 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19875 comment that we fall through after case.
19876 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19877 (distribute_links): Likewise.
19878 * cse.c (cse_insn): Likewise.
19879 * cselib.c (cselib_invalidate_mem): Likewise.
19880 * df.c: Update comments at the top of the file.
19881 (read_modify_subreg_p): Update comments here too.
19882 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19883 * flow.c (mark_set_1): Likewise.
19884 (mark_used_regs): Likewise.
19885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19886 (canon_list_insert): Likewise.
19887 (mark_set): Likewise.
19888 (try_replace_reg): Likewise.
19889 (store_killed_in_insn): Likewise.
19890 * loop.c (count_one_set): Likewise.
19891 (basic_induction_var): Likewise.
19892 * postreload-gcse.c (find_mem_conflicts): Likewise.
19893 * postreload.c (reload_combine_note_store): Likewise.
19894 (move2add_note_store): Likewise.
19895 * reload.c (find_equiv_reg): Likewise.
19896 (mark_referenced_resources): Likewise.
19897 * rtlanal.c (set_noop_p): Likewise.
19898 (note_stores): Likewise.
19899 (note_uses): Likewise.
19900 * sched-deps.c (sched_analyze_1): Likewise.
19901 * sched-rgn.c (check_live_1): Likewise.
19902 (update_live_1): Likewise.
19903 * config/i860/i860.c: Likewise.
19904
19905 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19906 an lvalue.
19907 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19908
19909 * doc/rtl.texi: Update documentation for bit-fields and SET.
19910
19911 2005-01-05 Roger Sayle <roger@eyesopen.com>
19912
19913 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19914
19915 2005-01-05 Jan Hubicka <jh@suse.cz>
19916 Richard Henderson <rth@redhat.com>
19917
19918 PR target/18910
19919 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19920 with an offset.
19921
19922 2005-01-05 Richard Henderson <rth@redhat.com>
19923
19924 PR target/12902
19925 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19926 (sse_shufps): Change operand 3 to const_int_operand.
19927 (sse2_storelps): Fix typo in template.
19928 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19929 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19930 (ix86_expand_builtin): Likewise.
19931
19932 2005-01-05 Julian Brown <julian@codesourcery.com>
19933
19934 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19935 as aggregates for AAPCS ABIs.
19936
19937 2005-01-05 Stan Shebs <shebs@apple.com>
19938
19939 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19940 Mach-O getters if ppc64.
19941 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19942 size argument.
19943 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19944 signed four-byte field for global code case.
19945 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19946
19947 2005-01-05 Roger Sayle <roger@eyesopen.com>
19948
19949 PR middle-end/19100
19950 * c-common.c: Include real.h.
19951 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19952 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19953 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19954 * Makefile.in (c-common.o): Update dependencies.
19955
19956 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19957
19958 * c-parse.in (asm_string): Add trailing semicolon.
19959
19960 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19961
19962 * c-parse.in (asm_string): New. Don't allow wide strings in
19963 'asm'.
19964 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19965 asm_string instead of STRING.
19966
19967 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19968
19969 * c-typeck.c (constructor_no_implicit): Remove.
19970 (set_designator, process_init_element): Don't check
19971 constructor_no_implicit.
19972
19973 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19974 Kaz Kojima <kkojima@gcc.gnu.org>
19975
19976 PR target/16482
19977 * lcm.c (create_pre_exit): New.
19978 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19979 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19980
19981 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19982
19983 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19984 -msoft-float in target_float_switch.
19985 * arm.c (arm_override_options): Fix processing of target_float_switch.
19986
19987 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19988
19989 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19990 preferencing.
19991
19992 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19993
19994 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19995 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19996
19997 2005-01-04 Roger Sayle <roger@eyesopen.com>
19998
19999 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20000 if deleting the then-block allows the test-block to fallthru to the
20001 else-block.
20002
20003 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20004
20005 PR c/19152
20006 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20007 after the full declaration if the are in two different TUs.
20008
20009 2005-01-04 Richard Henderson <rth@redhat.com>
20010
20011 PR tree-opt/19158
20012 * tree-sra.c (generate_one_element_init): Just
20013 call gimplify_and_add.
20014 (generate_element_init): Record the
20015 new referenced variables and mark them for renaming
20016 and split out to ...
20017 (generate_element_init_1): This.
20018 (scalarize_init): Don't call push_gimplify_context/
20019 pop_gimplify_context.
20020
20021 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20022
20023 * toplev.c (get_src_pwd): Handle failure of getpwd().
20024
20025 2005-01-04 Roger Sayle <roger@eyesopen.com>
20026
20027 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20028 of TRUTH_NOT_EXPR.
20029 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20030 all the cases handled by it are inverted by invert_truthvalue.
20031
20032 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20033
20034 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20035 (save_register_windowsi): Likewise.
20036
20037 2005-01-04 Richard Henderson <rth@redhat.com>
20038
20039 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20040
20041 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20042
20043 PR middle-end/17767
20044 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20045 any simplifications of vector mode comparison operators.
20046 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20047
20048 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20049 Devang Patel <dpatel@apple.com>
20050
20051 PR tree-optimization/18308
20052 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20053 the operands before creating a new expression.
20054 * dojump.c (do_jump): Make drop_through_label available
20055 for all cases. Add expansion of COND_EXPR.
20056
20057 2005-01-04 Ira Rosen <irar@il.ibm.com>
20058
20059 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20060 INTEGER_CST instead of TREE_CONSTANT.
20061 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20062 instead of TREE_CONSTANT.
20063 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20064 instead of TREE_CONSTANT.
20065
20066 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20067
20068 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20069
20070 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20071
20072 PR target/19240
20073 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20074 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20075
20076 2005-01-03 Richard Henderson <rth@redhat.com>
20077
20078 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20079 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20080 fold_convert_const_real_from_real): Split out from ...
20081 (fold_convert_const): ... here.
20082
20083 2005-01-03 Richard Henderson <rth@redhat.com>
20084
20085 PR target/19235
20086 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20087 (mov<MMXMODEI>_internal): Likewise.
20088 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20089 Add V2SF case; use it for SSE1; don't use TI.
20090 (movdf_integer): Likewise.
20091 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20092
20093 2005-01-03 Ira Rosen <irar@il.ibm.com>
20094
20095 * tree-vectorizer.c (vect_strip_conversions): New function.
20096 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20097 check for binary class.
20098
20099 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20100
20101 Fix PR debug/17924
20102 Fix PR debug/19191
20103 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20104 is a decl.
20105 * gimple-low.c (mark_blocks_with_used_vars): New function.
20106 (mark_blocks_with_used_subblocks): Ditto.
20107 (mark_used_blocks): Ditto.
20108 (pass_mark_used_blocks): New pass.
20109 * tree-inline.c: Include debug.h.
20110 (expand_call_inline): Call outlining_inline_function here.
20111 * tree-optimize.c (init_tree_optimization_passes): Add
20112 pass_mark_used_blocks.
20113 * tree-pass.h (pass_mark_used_blocks): New.
20114 * Makefile.in (tree-inline.o): Add debug.h dependency.
20115
20116 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20117
20118 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20119 VAR_DECLs to have weak_import attribute.
20120
20121 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20122 'struct ucontext'.
20123
20124 2004-01-03 Steven Bosscher <stevenb@suse.de>
20125
20126 * passes.c (rest_of_compilation): Don't run regmove if only
20127 flag_expensive_optimizations, require flag_regmove instead.
20128
20129 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20130
20131 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20132 register "sparc".
20133 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20134 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20135 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20136 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20137
20138 2005-01-03 Richard Henderson <rth@redhat.com>
20139
20140 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20141 (ia64_const_ok_for_letter_p): New.
20142 (ia64_const_double_ok_for_letter_p): New.
20143 (ia64_extra_constraint): New.
20144 (ia64_expand_vecint_compare): New.
20145 (ia64_expand_vcondu_v2si): New.
20146 (ia64_expand_vecint_cmov): New.
20147 (ia64_expand_vecint_minmax): New.
20148 (ia64_print_operand): Add 'v'.
20149 (ia64_preferred_reload_class): New.
20150 (ia64_vector_mode_supported_p): New.
20151 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20152 (PREFERRED_RELOAD_CLASS): Move to function.
20153 (CONST_OK_FOR_LETTER_P): Move to function.
20154 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20155 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20156 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20157 (EXTRA_CONSTRAINT): Move to function.
20158 * config/ia64/ia64.md: Include vect.md.
20159 (itanium_class): Add mmalua.
20160 (type): Handle it.
20161 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20162 (1b_mmalua): New.
20163 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20164 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20165 CONST0_RTX.
20166 (const_int_2bit_operand): New.
20167 (fr_reg_or_0_operand): New.
20168 * config/ia64/ia64-modes.def: Add vector modes.
20169 * config/ia64/ia64-protos.h: Update.
20170 * config/ia64/vect.md: New file.
20171
20172 2005-01-03 Richard Henderson <rth@redhat.com>
20173
20174 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20175
20176 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20177
20178 PR target/19236
20179 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20180 to SFmode.
20181 (log1pdf2): Change mode of operands[0,1] to DFmode.
20182
20183 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20184
20185 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20186 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20187 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20188 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20189 SPARC_RELAXED_ORDERING.
20190
20191 2005-01-03 Richard Henderson <rth@redhat.com>
20192 Uros Bizjak <uros@kss-loka.si>
20193
20194 PR target/14631
20195 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20196 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20197 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20198 handling.
20199 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20200 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20201 const_pow2_1_to_128_operand): New predicates.
20202
20203 2005-01-02 Greg McGary <greg@mcgary.org>
20204
20205 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20206 anonymous decls.
20207 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20208 object. [ptr_type]: Remove unused variable.
20209 Remember nearest addressable array-element or record-component
20210 when checking bitfield components. Tolerate empty BIND_EXPR.
20211
20212 2005-01-01 Richard Henderson <rth@redhat.com>
20213
20214 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20215 that don't narrow the value. Fail for other conversions.
20216
20217 2005-01-01 Richard Henderson <rth@redhat.com>
20218
20219 PR c/19031
20220 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20221 * c-lang.c (finish_file): Don't do it here.
20222 * objc/objc-act.c (objc_finish_file): Likewise.
20223
20224 * cgraph.c (decl_assembler_name_equal): New.
20225 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20226 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20227 * cgraph.h (struct cgraph_varpool_node): Add next.
20228 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20229 * varasm.c (assemble_alias): Mark the target as needed.
20230
20231 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20232
20233 PR middle-end/19221
20234 * function.c (get_arg_pointer_save_area): Use entry_of_function
20235 instead of get_insns.
20236
20237 2005-01-01 Roger Sayle <roger@eyesopen.com>
20238 Andrew Pinski <pinskia@physics.uc.edu>
20239 James E. Wilson <wilson@specifixinc.com>
20240
20241 PR rtl-optimization/12092
20242 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20243 is zero.
20244
20245 2005-01-01 Roger Sayle <roger@eyesopen.com>
20246 Olivier Hainque <hainque@act-europe.fr>
20247
20248 * tree.c (int_fits_type_p): A narrower type always fits in a
20249 wider one, except for negative values into unsigned types.
20250
20251 2005-01-01 Roger Sayle <roger@eyesopen.com>
20252
20253 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20254 with the original constant rather than require TREE_OVERFLOW.
20255
20256 2005-01-01 Steven Bosscher <stevenb@suse.de>
20257
20258 PR middle-end/17544
20259 * c-decl.c (finish_function): If compiling C99, annotate the
20260 compiler generated return with the current file name and line 0.
20261 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20262 the source line is greater than 0.
20263 (remove_bb): Likewise.