1 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4 Substitute all uses with ...
5 (MODEF): New mode iterator.
7 (*cmpfp_<mode>_cc): Remove operand constraints from pre-regalloc
8 define_insn_and_split splitter pattern.
9 (fix_trunc<mode>_fisttp_i387_1): Ditto.
10 (*fix_trunc<mode>_i387_1): Ditto.
12 (*fist<mode>2_1): Ditto.
13 (frndintxf2_floor): Ditto.
14 (*fist<mode>2_floor_1): Ditto.
15 (frndintxf2_ceil): Ditto.
16 (*fist<mode>2_ceil_1): Ditto.
17 (frndintxf2_trunc): Ditto.
18 (frndintxf2_mask_pm): Ditto.
20 (prologue): Use (const_int 0) as never generated filler insn.
22 (sibcall_epilogue): Ditto.
23 (eh_return_si): Ditto.
24 (eh_return_di): Ditto.
26 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
27 using MODEF mode iterator.
28 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
29 using MODEF mode iterator.
30 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
31 using MODEF mode iterator.
32 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
33 Macroize expander using MODEF mode iterator.
35 (zero_extendsidi2): Remove operand constraints from expander.
36 (smuldi3_highpart): Ditto.
37 (indirect_jump): Ditto.
40 * config/i386/sse.md (storentv4sf): Ditto.
44 (sse2_cvtpd2ps): Ditto.
45 (vec_interleave_highv16qi): Ditto.
46 (vec_interleave_lowv16qi): Ditto.
47 (vec_interleave_highv8hi): Ditto.
48 (vec_interleave_lowv8hi): Ditto.
49 (vec_interleave_highv4si): Ditto.
50 (vec_interleave_lowv4si): Ditto.
51 (vec_interleave_highv2di): Ditto.
52 (vec_interleave_lowv2di): Ditto.
53 (sse2_maskmovdqu): Ditto.
54 * config/i386/mmx.md (mmx_maskmovq): Ditto.
56 2007-09-09 Ira Rosen <irar@il.ibm.com>
58 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
59 (struct _slp_tree, struct _slp_instance): Define new data structures
60 along macros for their access.
61 (struct _loop_vec_info): Define new fields: strided_stores,
62 slp_instances, and slp_unrolling_factor along macros for their access.
63 (enum slp_vect_type): New.
64 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
66 (STMT_VINFO_STRIDED_ACCESS): New macro.
67 (vect_free_slp_tree): Declare.
68 (vectorizable_load): Add an argument of type slp_tree.
69 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
70 vectorizable_assignment): Likewise.
71 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
72 Declare (make extern).
73 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
74 (new_loop_vec_info): Likewise.
75 (destroy_loop_vec_info): Free memory allocated for SLP structures.
76 * tree-vect-analyze.c: Include recog.h.
77 (vect_update_slp_costs_according_to_vf): New.
78 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
79 functions. For not pure SLP stmts with strided access check that the
80 group size is power of 2. Update the vectorization factor according to
81 SLP. Call vect_update_slp_costs_according_to_vf.
82 (vect_analyze_group_access): New.
83 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
84 (vect_free_slp_tree): New functions.
85 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
86 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
87 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
88 vect_detect_hybrid_slp): Likewise.
89 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
90 and vect_detect_hybrid_slp.
91 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
92 SLP costs into account.
93 (vect_get_cost_fields): New function.
94 (vect_model_simple_cost): Make extern, add SLP parameter and handle
96 (vect_model_store_cost, vect_model_load_cost): Likewise.
97 (vect_get_constant_vectors): New function.
98 (vect_get_slp_vect_defs, vect_get_slp_defs,
99 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
100 vect_get_vec_defs): Likewise.
101 (vectorizable_reduction): Don't handle SLP for now.
102 (vectorizable_call): Don't handle SLP for now. Add argument to
103 vect_model_simple_cost.
104 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
105 get SLPed and vectorized defs). Fix indentation and spacing.
106 (vectorizable_assignment): Handle SLP.
107 (vectorizable_induction): Don't handle SLP for now.
108 (vectorizable_operation): Likewise.
109 (vectorizable_type_demotion): Add argument to
110 vect_model_simple_cost.
111 (vectorizable_type_promotion): Likewise.
112 (vectorizable_store, vectorizable_load): Handle SLP.
113 (vectorizable_condition): Don't handle SLP for now.
114 (vect_transform_stmt): Add a new argument for SLP. Check that there is
115 no SLP transformation required for unsupported cases. Add SLP
116 argument for supported cases.
117 (vect_remove_stores): New function.
118 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
119 (vect_transform_loop): Schedule SLP instances.
120 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
122 2007-09-09 Andrew Haley <aph@redhat.com>
124 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
127 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
129 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
130 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
131 Similar for what label_refs can go in the JUMP_TARGET field. Split
132 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
133 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
134 REG_LABEL when replacing an operand with a LABEL_REF for a
136 (subst_reloads): When replacing a LABEL_REG with a register,
137 instead of generating a REG_LABEL note, assert that there already
138 is one or that the label is a known target for the insn.
139 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
140 note, check the JUMP_LABEL field. Remove "else" after return.
141 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
142 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
143 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
144 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
145 insns. Iterate over all notes; don't assume there's only one.
146 * cse.c (recorded_label_ref): Adjust comment to refer to
148 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
149 insns, not just NONJUMP_INSN_P.
150 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
152 * jump.c (rebuild_jump_labels): Adjust head comment.
153 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
154 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
155 (mark_all_labels): For JUMP_P insns without a target, check if the
156 the target is noted on the previous nonjump insn.
157 (mark_jump_label_1): New function, guts from mark_jump_label.
158 <case IF_THEN_ELSE>: Handle first operand as a non-target when
159 marking jump target labels.
160 <case LABEL_REF>: Adjust for whether to generate a
161 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
162 For 'E' format rtl, iterate in descending element order.
163 (delete_related_insns): Handle both REG_LABEL_TARGET and
164 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
165 reference count, delete and fallthrough. Move finding-next-
166 non-deleted insn last in the function. Look at all INSN_P insns
167 for REG_LABEL_OPERAND notes.
168 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
170 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
171 JUMP_LABEL, output the INSN_UID of it.
172 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
173 and/or REG_LABEL_TARGET.
174 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
175 with jump.c copy by only adding notes for labels actually
176 referenced in the insn.
177 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
178 usage count increment; handle all INSN_P trial insns.
179 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
181 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
182 REG_LABEL_TARGET and REG_LABEL_OPERAND.
183 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
185 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
186 JUMP_P insns and REG_LABEL_OPERAND everywhere.
187 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
189 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
190 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
191 REG_LABEL_OPERAND notes.
192 * reload1.c (calculate_needs_all_insns): Adjust comments.
193 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
194 * config/alpha/alpha.md (split for load of an address into a
195 four-insn sequence on Unicos/Mk): Adjust to use
197 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
199 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
202 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
203 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
204 FOR_BB_INSNS_SAFE instead of for loop.
205 * cse.c (cse_extended_basic_block): Likewise.
206 * postreload.c (reload_cse_regs_1): New variable next. Make sure
207 that the for loop does not invoke NEXT_INSN on a deleted insn.
208 * function.c (instantiate_virtual_regs): Likewise.
209 * lower-subreg.c (remove_retval_note): Likewise.
210 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
212 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
214 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
215 insn, if it's a jump.
216 (try_redirect_by_replacing_jump): New variable jump_p. Call
217 tablejump_p before delete_insn_chain.
218 * reload1.c (reload): New variable next. Make sure that the for
219 loop does not invoke NEXT_INSN on a deleted insn.
220 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
221 (delete_output_reload): New variable prev. Make sure the the for
222 loops do not invoke PREV_INSN on a deleted insn.
224 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 * pa/constraints.md: Remove 'X' from unused letters comment.
228 2007-09-08 Richard Guenther <rguenther@suse.de>
230 * tree-tailcall.c (find_tail_calls): If we don't have aliases
231 computed check stmt_ann->references_memory instead of counting
234 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
236 * cse.c (fold_rtx): Use validate_unshare_change() instead of
237 validate_change() in one more case.
239 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
241 PR tree-optimization/32283
242 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
243 estimated_loop_iterations.
244 (determine_use_iv_cost_condition): Decrease cost of expressions
245 used in iv elimination.
247 2007-09-08 Richard Guenther <rguenther@suse.de>
249 * tree-cfg.c (verify_gimple_expr): Avoid building new
250 pointer types, use TYPE_POINTER_TO if available instead.
252 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
255 PR rtl-optimization/26449
256 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
257 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
259 (mulv16qi3): Implement as define_insn_and_split pattern instead of
260 define_expand. Split insn in split1 pass.
263 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
265 PR tree-optimization/33301
266 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
269 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
271 PR tree-optimization/32183
272 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
274 * tree-ssa-reassoc.c: Include cfgloop.h.
275 (is_reassociable_op): Add a loop argument and return true only
277 (linearize_expr): Updated.
278 (should_break_up_subtract): Likewise.
279 (linearize_expr_tree): Likewise.
280 (init_reassoc): Call loop_optimizer_init with
281 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
283 (fini_reassoc): Call loop_optimizer_finalize.
285 2007-09-07 Sterling Augustine <sterling@tensilica.com>
287 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
288 if there is no i-cache.
290 2007-09-07 Richard Guenther <rguenther@suse.de>
293 2007-09-06 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/32586
296 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
297 folding if nothing changed.
298 (simplify_unary_expression): New function. Do tree combining
299 on conversion like codes.
300 (try_to_simplify): Call it.
302 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
305 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
306 (__gthread_active,__gthread_start, __gthread_active_init): New.
307 * gthr-posix95.h: Likewise.
309 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
311 * function.h (struct function): Rename calls_unwind_init
312 to saves_all_registers.
313 (current_function_saves_all_registers): Renamed from
314 current_function_calls_unwind_init.
315 * reload1.c (reload): Set current_function_saves_all_registers.
316 * except.c (expand_builtin_unwind_init): Likewise.
317 * config/m68k/m68k.c (m68k_save_reg): Use
318 current_function_saves_all_registers to save pic register.
320 2007-09-07 Janis Johnson <janis187@us.ibm.com>
322 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
323 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
325 Reapply reverted changes:
327 2007-09-06 Jan Hubicka <jh@suse.cz>
329 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
332 2007-09-06 Richard Sandiford <richard@codesourcery.com>
334 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
335 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
337 2007-09-05 Janis Johnson <janis187@us.ibm.com>
339 * optabs.c (expand_float): Convert unsigned integer as signed only
340 if it provides sufficient accuracy; add mode argument to real_2expN.
341 (expand_fix): Fix comment typos; extend binary float into mode
342 wider than destination for converion to unsigned integer; add mode
343 argument to real_2expN.
344 * real.c (real_2expN): Add mode argument to special-case decimal
346 * real.h (real_2expN): Ditto.
347 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
349 (fixed_from_string): Ditto.
350 (fixed_to_decimal): Ditto.
351 (fixed_convert_from_real): Ditto.
352 (real_convert_from_fixed): Ditto.
353 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
354 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
355 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
356 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
358 2007-09-07 Diego Novillo <dnovillo@google.com>
360 * tree-flow.h (const_block_stmt_iterator): Remove.
361 Update all users to use block_stmt_iterator.
362 * tree-iterator.h (const_tree_stmt_iterator): Remove.
363 Update all users to use tree_stmt_iterator.
365 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
367 * config/mips/mips.c (mips_set_current_function): Temporarily
368 make this a no-op to fix bootstrap errors, pending rewrite.
370 2007-09-07 Jan Hubicka <jh@suse.cz>
372 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
375 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
377 PR tree-optimization/33299
378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
379 uses for all relevant loop-exit phis, not just the first.
381 2007-09-07 Richard Guenther <rguenther@suse.de>
384 * tree-ssa-operands.c (access_can_touch_variable): An access
385 of the form (*p)[0] can touch a variable of same size.
387 2007-09-07 Jan Hubicka <jh@suse.cz>
389 * passes.c (init_optimization_passes): Add simple dce and addressable
391 * tree-ssa.c (execute_update_addresses_taken): New function.
392 (pass_update_address_taken): New.
393 * tree-ssa-dse.c (execute_simple_dse): New function.
394 (pass_simple_dse): New.
395 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
397 2007-09-07 Tobias Burnus <burnus@net-b.de>
400 * doc/invoke.texi: Fix -Wstrict-overflow= table.
402 2007-09-07 Richard Guenther <rguenther@suse.de>
405 2007-09-06 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/32586
408 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
409 folding if nothing changed.
410 (simplify_unary_expression): New function. Do tree combining
411 on conversion like codes.
412 (try_to_simplify): Call it.
414 2007-09-07 Richard Guenther <rguenther@suse.de>
415 Uros Bizjak <ubizjak@gmail.com>
417 PR tree-optimization/32821
418 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
419 NULL in the call to set_bb_stmt_list.
421 2007-09-07 Richard Sandiford <richard@codesourcery.com>
423 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
424 float calls here, rather than leaving some to the caller.
425 Use call_internal_direct and call_value_internal_direct.
426 * config/mips/mips.md (call_internal_direct): New pattern.
427 (call_value_internal_direct): Likewise.
429 2007-09-07 Richard Sandiford <richard@codesourcery.com>
431 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
432 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
434 (override_options): Set mips_base_move_loop_invariants.
436 2007-09-07 Richard Sandiford <richard@codesourcery.com>
438 * config/mips/mips.opt (mcode-readable=): Move to keep list
441 2007-09-07 Richard Sandiford <richard@codesourcery.com>
443 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
444 and -mgpopt options. Adjust the -G documentation to match.
445 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
446 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
447 function, split out from mips_classify_symbol. Return false for
449 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
450 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
451 (override_options): Check whether the -mgpopt setting is consistent
452 with the other flags.
453 (symbolic_expression_p): Delete.
454 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
455 and default_elf_select_rtx_section.
456 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
457 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
458 external data and TARGET_EXTERN_SDATA.
460 2007-09-07 Tobias Burnus <burnus@net-b.de>
463 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
465 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
467 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
468 FOR_BB_INSNS_SAFE instead of for loop.
469 * cse.c (cse_extended_basic_block): Likewise.
470 * postreload.c (reload_cse_regs_1): New variable next. Make sure
471 that the for loop does not invoke NEXT_INSN on a deleted insn.
472 * function.c (instantiate_virtual_regs): Likewise.
473 * lower-subreg.c (remove_retval_note): Likewise.
474 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
476 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
478 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
479 insn, if it's a jump.
480 (try_redirect_by_replacing_jump): New variable jump_p. Call
481 tablejump_p before delete_insn_chain.
482 * reload1.c (reload): New variable next. Make sure that the for
483 loop does not invoke NEXT_INSN on a deleted insn.
484 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
485 (delete_output_reload): New variable prev. Make sure the the for
486 loops do not invoke PREV_INSN on a deleted insn.
488 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
490 * cgraphbuild.c (rebuild_cgraph_edges): Export.
491 * cgraph.h (rebuild_cgraph_edges): Declare.
492 * tree-pass.h (pass_expand_omp_ssa): New.
493 * omp-low.c (find_omp_clause): Export.
494 (copy_var_decl): Split from omp_copy_decl_2.
495 (build_omp_barrier): Return the call to emit instead of emitting
497 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
499 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
500 expand_omp_for_generic, expand_omp_for_static_nochunk,
501 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
502 Adapted to work on SSA form.
503 (execute_expand_omp): Do not invalidate dominance information.
504 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
505 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
506 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
508 (force_gimple_operand): Allow gimplifying code expressions without
510 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
511 * common.opt (fopenmp-ssa): New.
512 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
513 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
514 * tree-cfg.c: Include tree-inline.h.
515 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
516 (replace_by_duplicate_decl, replace_ssa_name,
517 mark_virtual_ops_in_region): New functions.
518 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
520 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
521 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
524 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
526 * tree-loop-linear.c: Include obstack.h.
527 (linear_transform_loops): New obstack lambda_obstack.
528 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
529 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
531 * lambda.h (struct obstack): New forward declaration.
532 (lambda_linear_expression_new): New parameter of type struct
534 (lambda_loopnest_new): Likewise.
535 (lambda_loopnest_transform): Likewise.
536 (lambda_body_vector_new): Likewise.
537 (lambda_body_vector_compute_new): Likewise.
538 (gcc_loopnest_to_lambda_loopnest): Likewise.
539 (lambda_loopnest_to_gcc_loopnest): Likewise.
540 * lambda-code.c: Include obstack.h.
541 (lambda_lattice_new): New parameter lambda_obstack. Use it for
543 (lambda_body_vector_new): Likewise.
544 (lambda_linear_expression_new): Likewise.
545 (lambda_lattice_new): Likewise.
546 (lambda_loopnest_new): Likewise. Additionally use obstack to
547 allocate LN_LOOPS(ret).
548 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
549 it to lambda_lattice_new.
550 (lambda_body_vector_compute_new): New parameter lambda_obstack.
551 Pass it to lambda_body_vector_new.
552 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
553 it to lambda_lattice_new.
554 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
555 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
556 (lambda_compute_target_space): Likewise.
557 (lambda_compute_auxillary_space): New parameter lambda_obstack.
558 Pass it to lambda_lattice_compute_base and
559 compute_nest_using_fourieer_motzkin.
560 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
561 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
562 and lambda_lattice_compute_target_space.
563 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
564 Pass it to lambda_linear_expression_new.
565 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
566 to gcc_tree_to_linear_expression.
567 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
568 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
569 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
570 Pass it to lambda_body_vector_new and
571 lambda_body_vector_compute_new.
572 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
573 (lambda-code.o): Likewise.
575 2007-09-06 Chao-ying Fu <fu@mips.com>
577 * ginclude/stdfix.h: New file.
578 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
579 (convert.o): Add dependence on fixed-value.h.
580 * c-convert.c (convert): Support FIXED_POINT_TYPE.
581 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
582 to define fixed-point constants.
583 (c_cpp_builtins): Define fixed-point constants.
584 * convert.c (fixed-value.h): New include.
585 (convert_to_real): Update comment to include fixed-point.
586 Support FIXED_POINT_TYPE.
587 (convert_to_integer): Update comment to include fixed-point.
588 Support FIXED_POINT_TYPE.
589 (convert_to_complex): Support FIXED_POINT_TYPE.
590 (convert_to_fixed): New function.
591 * convert.h (convert_to_fixed): Declare.
592 * genopinit.c: Add comment about $Q for only fixed-point modes.
593 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
594 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
595 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
596 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
597 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
598 usneg_optab for fixed-point modes.
599 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
601 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
602 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
603 unsigned saturation optabs, when type is saturating.
604 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
605 (expand_fixed_convert): New function.
606 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
607 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
608 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
609 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
610 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
611 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
613 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
614 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
615 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
616 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
617 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
619 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
620 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
621 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
622 fractuns, satfractuns.
623 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
624 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
625 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
626 OTI_ssmsub_widen, OTI_usmsub_widen.
627 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
628 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
629 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
630 umsub_widen_optab, usmsub_widen_optab): Define.
631 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
633 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
635 (expand_fixed_convert): Declare.
636 * expr.c (convert_move): Support the move of fixed-point modes.
637 (emit_move_insn_1): Handle fixed-point mode to move via integer.
638 (categorize_ctor_elements_1): Handle FIXED_CST.
639 (count_type_elements): Handle FIXED_POINT_TYPE.
640 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
641 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
643 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
644 multiply and add/subtract for fixed-point types.
645 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
646 mode, we jump to binop directly.
647 Support FIXED_CONVERT_EXPR.
648 (do_store_flag): Check FIXED_CST to put a constant second.
649 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
650 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
651 (const_vector_from_tree): Support FIXED_CST.
652 * doc/extend.texi (Fixed-Point): New node.
653 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
654 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
655 satfract, fractuns, satfractuns): Document them.
657 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
659 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
660 addresses into I registers.
662 2007-09-06 Jan Hubicka <jh@suse.cz>
663 Andreas Tobler <a.tobler@schweiz.org>
665 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
667 (machopic_legitimize_pic_address): Likewise.
669 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
670 Jan Hubicka <jh@suse.cz>
672 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
673 instead of ufloat_optab->handlers directly.
674 (floatdidf2): Likewise.
676 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
678 * config/mips/mips.c: Include diagnostic.h.
679 (mips_set_current_function): Check errorcount and sorrycount
680 before generating RTL.
682 2007-09-06 Richard Sandiford <richard@codesourcery.com>
685 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
686 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
687 (print_operand_reloc): Likewise.
689 2007-09-06 Janis Johnson <janis187@us.ibm.com>
693 2007-09-06 Jan Hubicka <jh@suse.cz>
695 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
698 2007-09-06 Richard Sandiford <richard@codesourcery.com>
700 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
701 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
703 2007-09-05 Janis Johnson <janis187@us.ibm.com>
705 * optabs.c (expand_float): Convert unsigned integer as signed only
706 if it provides sufficient accuracy; add mode argument to real_2expN.
707 (expand_fix): Fix comment typos; extend binary float into mode
708 wider than destination for converion to unsigned integer; add mode
709 argument to real_2expN.
710 * real.c (real_2expN): Add mode argument to special-case decimal
712 * real.h (real_2expN): Ditto.
713 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
715 (fixed_from_string): Ditto.
716 (fixed_to_decimal): Ditto.
717 (fixed_convert_from_real): Ditto.
718 (real_convert_from_fixed): Ditto.
719 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
720 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
721 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
722 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
724 2007-09-06 Tom Tromey <tromey@redhat.com>
726 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
727 * c-pch.c (c_common_read_pch): Restore current location after
729 * tree.c (expand_location): Update.
730 (expr_filename): Changed return type. Unified the two cases.
731 (expr_lineno): Likewise.
732 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
734 * toplev.c (line_table): Changed type.
735 (general_init): Update.
736 (realloc_for_line_map): New function.
737 (general_init): Allocate line_table using GC.
738 * fix-header.c (line_table): Changed type.
739 (read_scan_file): Update.
740 (read_scan_file): Update.
741 * c-ppoutput.c (maybe_print_line): Update.
742 (print_line): Update.
743 (cb_line_change): Update.
745 (pp_file_change): Update.
746 * c-opts.c (c_common_init_options): Update.
747 (finish_options): Update.
748 (push_command_line_include): Update.
749 * c-lex.c (cb_line_change): Update.
750 (cb_def_pragma): Update.
753 (c_lex_with_flags): Use cpp_get_token_with_location.
754 * input.h (line_table): Changed type.
755 (location_from_locus): New macro.
756 * tree.h (EXPR_FILENAME): No longer an lvalue.
757 (EXPR_LINENO): Likewise.
758 (expr_locus, set_expr_locus): Declare separately for
760 (expr_filename, expr_lineno): Changed return type.
761 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
762 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
763 (expand_gimple_basic_block): Likewise.
764 * final.c (final_scan_insn): Use expanded_location.
766 2007-09-06 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/32586
769 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
770 folding if nothing changed.
771 (simplify_unary_expression): New function. Do tree combining
772 on conversion like codes.
773 (try_to_simplify): Call it.
774 * builtins.c (fold_builtin_cexp): Fold the built expressions.
775 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
777 2007-09-06 Jan Hubicka <jh@suse.cz>
780 * cse.c (fold_rtx): Avoid invalid sharing.
782 2007-09-06 Richard Sandiford <richard@codesourcery.com>
784 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
785 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
787 2007-09-06 Revital Eres <eres@il.ibm.com>
789 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
790 Fix offsettable memory reference for 750CL.
792 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
794 * reload.c (find_reloads_address_1): Try to preserve original
795 base/index regclass of operands.
796 * regrename.c (scan_rtx_address): Likewise.
797 (replace_oldest_value_addr): Likewise.
799 2007-09-06 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/33302
802 * domwalk.c (walk_dominator_tree): The exit block is
803 interesting even if it is not reachable.
805 2007-09-06 Richard Sandiford <richard@codesourcery.com>
808 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
810 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
812 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
815 2007-09-05 Ian Lance Taylor <iant@google.com>
817 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
819 (dump_generic_node): Likewise.
820 * print-rtl.c (print_decl_name): Likewise.
821 * print-tree.c (print_node_brief): Likewise.
822 (print_node): Likewise.
823 * Makefile.in (RTL_BASE_H): Add alias.h.
826 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
828 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
830 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
831 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
833 2007-09-06 Jie Zhang <jie.zhang@analog.com>
835 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
836 (tm_defines): Define UCLIBC_DEFAULT to 1.
837 (extra_options): Add linux.opt.
838 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
839 (CRT_CALL_STATIC_FUNCTION): Likewise.
840 (NO_IMPLICIT_EXTERN_C): Likewise.
841 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
842 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
843 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
844 (ENDFILE_SPEC): Don't define.
845 (LIB_SPEC): Likewise.
846 (CRT_CALL_STATIC_FUNCTION): Likewise.
847 (NO_IMPLICIT_EXTERN_C): Likewise.
848 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
849 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
851 2007-09-06 Jan Hubicka <jh@suse.cz>
853 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
856 2007-09-06 Jan Hubicka <jh@suse.cz>
858 * opts.c (common_handle_option): Enable inlining functions for
861 2007-09-06 Jakub Jelinek <jakub@redhat.com>
863 * builtin-attrs.def (ATTR_NONNULL_3): New.
864 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
865 ATTR_NOTHROW_NONNULL_##FA.
866 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
867 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
868 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
869 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
870 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
871 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
872 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
874 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
875 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
876 ATTR_FORMAT_NOTHROW_3_4): Remove.
877 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
878 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
879 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
880 instead of ATTR_FORMAT_*_*.
882 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
884 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
885 parts re-used for REG_FRAME_RELATED_EXPR.
887 2007-09-05 Janis Johnson <janis187@us.ibm.com>
889 * optabs.c (expand_float): Convert unsigned integer as signed only
890 if it provides sufficient accuracy; add mode argument to real_2expN.
891 (expand_fix): Fix comment typos; extend binary float into mode
892 wider than destination for converion to unsigned integer; add mode
893 argument to real_2expN.
894 * real.c (real_2expN): Add mode argument to special-case decimal
896 * real.h (real_2expN): Ditto.
897 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
899 (fixed_from_string): Ditto.
900 (fixed_to_decimal): Ditto.
901 (fixed_convert_from_real): Ditto.
902 (real_convert_from_fixed): Ditto.
903 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
904 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
905 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
906 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
908 2007-09-05 Ian Lance Taylor <iant@google.com>
910 * init-regs.c (initialize_uninitialized_regs): Call
911 emit_insn_before rather than add_insn_before.
913 2007-09-05 Jakub Jelinek <jakub@redhat.com>
915 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
916 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
917 * tree-inline.h (copy_body_data): Add call_expr field.
918 * tree-inline.c (expand_call_inline): Initialize call_expr.
919 (copy_bb): Append anonymous inline fn arguments to arguments
920 when inlining a CALL_EXPR_VA_ARG_PACK call.
921 * builtins.c (expand_builtin): Issue an error if
922 BUILT_IN_VA_ARG_PACK is seen during expand.
923 (fold_call_expr, fold_builtin_call_array): Don't fold
924 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
925 __builtin_va_arg_pack () call as last argument.
926 * gimplify.c (gimplify_call_expr): If last argument to a vararg
927 function is __builtin_va_arg_pack (), decrease number of call
928 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
929 * expr.c (expand_expr_real_1): Issue an error if
930 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
931 * tree-pretty-print.c (dump_generic_node): Handle printing
932 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
933 * doc/extend.texi (__builtin_va_arg_pack): Document.
935 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
937 PR tree-optimization/21513
938 * builtins.c (build_builtin_expect_predicate): New function.
939 (fold_builtin_expect): Add argument for expected value.
940 Distribute __builtin_expect over short-circuiting operations.
941 Fold nested builtin_expects.
942 (fold_builtin_2): Adjust call to fold_builtin_expect.
944 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
947 PR tree-optimization/13756
948 * doc/invoke.texi (Options That Control Optimization): Document
951 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
953 * gcc/config/i386/cpuid.h: New file.
954 * gcc/config/i386/driver-i386.c: Include cpuid.h.
955 (describe_cache): Shrink size and line strings to 100 bytes.
956 (detect_caches_amd): Return "" for unsupported max_ext_level.
957 Use __cpuid function.
958 (detect_caches_intel): Return "" for unsupported max_level.
959 Use __cpuid function.
960 (host_detect_local_cpu): Change feature flag variables to
961 unsigned int. Initialize only extended feature flag variables.
962 Use __get_cpuid_max to determine max supported cpuid level.
963 Use __cpuid function to determine supported features. Fix
964 calculation of family id. Remove is_amd and check signature
965 directly. Check for Geode signature. Handle family 4 id.
966 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
967 cpu discovery code to lower part of the function.
968 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
969 for sub-architecture.
970 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
971 [PROCESSOR_K8]: Add k8-sse3 architecture.
972 [PROCESSOR_NOCONA]: Remove.
973 [PROCESSOR_GENERIC64]: Ditto.
974 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
975 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
976 to check for SSE and FXSAVE support.
977 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
978 Add -minline-all-stringops.
979 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
982 2007-09-05 Jie Zhang <jie.zhang@analog.com>
984 * config/bfin/linux-unwind.h: New file.
985 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
986 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
988 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
990 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
991 * stmt.c: Include alloc-pool.h.
992 (struct case_node): Remove GTY marker.
993 (add_case_node): New parameter case_node_pool. Use it for
995 (expand_case): New allocation pool case_node_pool. Initialize it,
996 pass to add_case_node and free it.
998 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
999 David Ung <davidu@mips.com>
1000 Nigel Stephens <nigel@mips.com>
1002 Add mips16/nomips16 function attributes and -mflip-mips16 option
1003 for testing mixed-mode compilation.
1005 * config/mips/mips.opt (mflip-mips16): New.
1007 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1008 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1010 * config/mips/mips.c (mips_base_target_flags): New.
1011 (mips_base_mips16): New.
1012 (mips_base_schedule_insns): New.
1013 (mips_base_reorder_blocks_and_partition): New.
1014 (mips_base_align_loops): New.
1015 (mips_base_align_jumps): New.
1016 (mips_base_align_functions): New.
1017 (mips16_flipper): New.
1018 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1019 (TARGET_SET_CURRENT_FUNCTION): Define.
1020 (mips_mips16_type_p, mips_nomips16_type_p): New.
1021 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1022 (mips_function_ok_for_sibcall): Make it deal with functions with
1024 (mips_init_split_addresses): New, split out from override_options.
1025 (mips_init_relocs): New, split out from override_options.
1026 (was_mips16_p): New.
1027 (mips_set_mips16_mode): New, split out from override_options.
1028 (mips_set_current_function): New.
1029 (override_options): Add sorry for unsupported mips16/pic
1030 combination. Remove error for mips16/dsp combination. Save
1031 base option settings.
1032 (mips_file_start): Move mips16 mode setting output from here....
1033 (mips_output_function_prologue): ....to here.
1034 (mips_output_mi_thunk): Check for mips16 function.
1035 (build_mips16_function_stub): Don't set .mips16 here.
1036 (build_mips16_call_stub): Likewise.
1037 (mips_expand_builtin): Error in mips16 mode.
1038 (mips_use_mips16_mode_p): New.
1039 (mips_encode_section_info): Check for mips16 function, and set
1040 SYMBOL_REF_FLAGS accordingly.
1042 * doc/extend.texi (Function Attributes): Document new
1043 mips16/nomips16 attributes.
1044 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1045 (MIPS Options): Document -mflip-mips16.
1047 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1049 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1050 if we encounter TLS address in MIPS16 mode.
1051 (mips_legitimize_const_move): Check cannot_force_const_mem for
1052 the (const (plus symbol offset)) case; this forces invalid TLS
1053 address in MIPS16 mode to be caught by the above call to sorry.
1054 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1055 because that now enables emutls, which is not ABI compatible
1056 with native TLS in non-MIPS16 mode.
1058 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1060 Add target hook invoked when cfun changes.
1062 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1063 * target.h (struct gcc_target): Add set_current_function.
1064 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1065 (TARGET_INITIALIZER): Add initializer for set_current_function.
1066 * tree.h (push_struct_function): New.
1067 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1069 (set_cfun): Declare.
1070 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1072 (push_function_context_to): Use allocate_struct_function
1073 to create null context, not init_dummy_function_start. Use set_cfun.
1074 (pop_function_context_from): Use set_cfun.
1075 (in_dummy_function): New.
1076 (invoke_set_current_function_hook): New.
1078 (push_cfun, pop_cfun): Use set_cfun.
1079 (push_struct_function): New.
1080 (allocate_struct_function): Call invoke_set_current_function_hook
1082 (prepare_function_start): Don't set cfun here. Remove unused
1083 argument; fix all callers.
1084 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1085 push_struct_function.
1086 (init_function_start): Set cfun here.
1087 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1088 * omp-low.c (create_omp_child_function): Use push_struct_function
1089 and pop_cfun to save/restore state.
1090 (expand_omp_parallel): Remove unused saved_cfun variable.
1091 * cgraphunit.c (ipa_passes): Use set_cfun.
1092 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1093 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1094 * matrix-reorg.c (transform_allocation_sites): Likewise.
1095 (matrix_reorg): Use set_cfun.
1096 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1097 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1098 assignment to cfun; use set_cfun for the other.
1099 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1100 (dump_function_to_file): Use push_cfun/pop_cfun here.
1101 * c-decl.c (finish_function): Use set_cfun.
1103 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1105 * regrename.c (rerename_optimize): Use deferred rescanning and
1106 insert explicit calls to rescan insns when changed.
1108 2007-09-05 Jan Hubicka <jh@suse.cz>
1110 * optabs.c (libfunc_entry): Change optab to integer.
1111 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1112 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1113 of pointers for hashing.
1115 2007-09-05 Jan Hubicka <jh@suse.cz>
1117 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1119 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1120 * see.c (pass_see): Likewise.
1121 * tracer.c (pass_tracer): Likewise.
1122 * postreload-gcse.c (pass_gcse2): Likewise.
1123 * postreload.c (pass_postreload_cse): Likewise.
1124 * mode-switching.c (pass_mode_switching): Likewise.
1125 * modulo-sched.c (pass_sms): Likewise.
1126 * cse.c (cse_insn): Likewise.
1127 * web.c (pass_web): Likweise.
1128 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1129 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1130 * loop-init.c (pass_rtl_loop_init): Likewise.
1131 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1132 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1133 * global.c (pass_global_alloc): Likewise.
1134 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1135 pass_if_after_reload): Likewise.
1136 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1137 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1138 * regmove.c (pass_regmove): Likewise.
1139 * function.c (pass_thread_prologugues_epilogues): Likewise.
1140 * gcse.c (pass_gcse): Likewise.
1141 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1142 * lower-subreg.c (pass_lower_subreg2): Likewise.
1143 * bt-load.c (pass_branch_target_load): Likewise.
1144 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1145 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1146 * combine.c (pass_combine): Likewise.
1147 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1148 (pass_partition_blocks): Likewise.
1149 * var-tracking.c (pass_variable_track): Likewise.
1150 * reg-stack.c (pass_stack_regs_run): Likewise.
1151 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1152 * passes.c (pass_postreload): Likewise.
1153 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1154 * tree-pass.h (TODO_verify_rtl_sharing): New.
1155 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1156 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1157 TODO_set_props, TODO_df_finish, TODO_df_verify,
1158 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1160 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1162 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1163 fold_real_zero_addition_p, reorder_operands_p,
1164 div_if_zero_remainder, fold_undefer_overflow_warnings,
1165 int_binop_types_match_p, fold_convert_const_int_from_int,
1166 fold_convert_const_int_from_real,
1167 fold_convert_const_int_from_fixed,
1168 fold_convert_const_real_from_real,
1169 fold_convert_const_real_from_fixed,
1170 fold_convert_const_fixed_from_fixed,
1171 fold_convert_const_fixed_from_int,
1172 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1173 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1174 debug_fold_checksum, multiple_of_p): Constify.
1175 * tree-flow-inline.h (get_lineno): Likewise.
1176 * tree-flow.h (get_lineno): Likewise.
1177 * tree-object-size.c (compute_object_offset, addr_object_size,
1178 alloc_object_size, pass_through_call): Likewise.
1179 * tree-pretty-print.c (op_symbol, print_call_name,
1180 print_struct_decl, do_niy): Likewise.
1181 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1182 debug_fold_checksum): Likewise.
1184 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1187 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1188 note, remove the associated REG_RETVAL note.
1190 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1192 * config.gcc (powerpc*-*-*): Install
1193 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1194 * config/rs6000/spu2vmx.h: New header.
1195 * config/rs6000/si2vmx.h: New header.
1196 * config/rs6000/vec_types.h: New header.
1198 2007-09-05 Ben Elliston <bje@au.ibm.com>
1200 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1202 2007-09-05 Ben Elliston <bje@au.ibm.com>
1204 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1206 (__stdcx): Make asm volatile.
1207 (__stwcx, __stdcx): Return only 0 or 1.
1209 2007-09-05 Jan Hubicka <jh@suse.cz>
1213 2007-09-04 Jan Hubicka <jh@suse.cz>
1214 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1216 2007-09-04 Richard Guenther <rguenther@suse.de>
1217 * tree-ssa-operands.c (add_virtual_operand): Only mark
1218 stores as has_volatile_ops if alias information is not available.
1220 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1222 * config/rs6000/tramp.asm: Include config.h.
1223 Check __PIC__ or __pic__ macro instead of SHARED.
1225 PR rtl-optimization/32300
1226 * see.c (see_copy_insn): New function.
1227 (see_def_extension_not_merged, see_merge_one_use_extension,
1228 see_merge_one_def_extension): Use it. Avoid changing
1229 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1230 into sequences. Call df_insn_delete on temporary insns
1231 that won't be emitted into the insn stream.
1232 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1233 and run df_process_deferred_rescans () before run_fast_dce.
1235 PR tree-optimization/33017
1236 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1237 recurse for pure or const function calls.
1239 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1241 * c-format.c: Include alloc-pool.h.
1242 (check_format_info_main): New argument fwt_alloc. Use allocation
1243 pool instead of GC. Remove GC deallocation code.
1244 (check_format_arg): Create allocation pool, pass it to
1245 check_format_info_main and free it afterwards.
1246 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1248 2007-09-05 Ben Elliston <bje@au.ibm.com>
1250 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1251 Rename count macro arugment for clarity.
1252 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1253 (__protected_stream_set): Likewise, pass 0.
1255 2007-09-04 Jan Hubicka <jh@suse.cz>
1257 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1259 2007-09-04 Jan Hubicka <jh@suse.cz>
1261 * invoke.texi (-finline-small-functions): Document.
1262 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1263 when deciding what is inlinable.
1264 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1265 (cgraph_decide_inlining_of_small_function): Handle new flags.
1266 (cgraph_decide_inlining_incrementally): Likewise.
1267 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1268 * common.opt (finline-small-functions): New.
1269 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1271 2007-09-04 Richard Guenther <rguenther@suse.de>
1273 * tree-ssa-operands.c (add_virtual_operand): Only mark
1274 stores as has_volatile_ops if alias information is not available.
1276 2007-09-04 Andrew Haley <aph@redhat.com>
1278 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1280 2007-09-04 Andrew Haley <aph@redhat.com>
1282 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1283 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1284 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1286 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1289 * common.opt: Mention ABI version 2 in comment.
1291 2007-09-04 Jan Hubicka <jh@suse.cz>
1293 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1294 (libfunc_entry): New structure.
1295 (libfunc_hash): New hashtable.
1296 (hash_libfunc): New function.
1297 (eq_libfunc): New function.
1298 (convert_optab_libfunc): New function.
1299 (optab_libfunc): New function.
1300 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1301 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1302 expand_float, expand_fix, new_optab, new_convert_optab):
1303 Update for new libfunc API.
1304 (init_libfunc, init_integral_libfuncs,
1305 init_floating_libfuncs, init_interclass_conv_libfuncs
1306 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1307 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1308 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1309 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1310 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1311 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1312 gen_extend_conv_libfunc): New.
1313 (init_one_libfunc): Revamp for hashtables.
1314 (set_conv_libfunc): Likewise.
1315 (init_optabs): Initialize hashtable; use lazy initialization where
1317 * optabs.h (optab_handlers): Move out of GGC.
1318 (optab, convert_optab): Move out of GGC; add lazy gen info.
1319 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1320 (optab_libfunc, convert_optab_libfunc): New.
1321 * builtins.c (expand_builtin_powi): Update for new API.
1322 * expr.c (convert_move): Likewise.
1323 * expmed.c (expand_divmod): Likewise.
1325 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1327 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1328 GOT pointer only if there is a constant pool. Use the allocated space
1331 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1333 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1336 2007-09-04 Revital Eres <eres@il.ibm.com>
1337 Richard Guenther <rguenther@suse.de>
1338 R. Clint Whaley <whaley@cs.utsa.edu>
1340 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1342 * tree-tailcall.c (process_assignment): Use -fassociative-math
1343 when reodering operands of floating-point type.
1344 * fold-const.c (fold_comparison, fold_binary): Use
1345 -fassociative-math and -freciprocal-math instead of
1346 -funsafe-math-optimization flag.
1347 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1348 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1349 -freciprocal-math instead of -funsafe-math-optimizations.
1350 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1351 -fassociative-math when -ffast-math is set.
1352 (set_unsafe_math_optimizations_flags): New Function
1353 to set -freciprocal-math and -fassociative-math when
1354 -funsafe-math-optimizations is set.
1355 (common_handle_option): Call it.
1356 * tree-vectorizer.c (vect_is_simple_reduction): Use
1357 -fassociative-math when doing reduction on floats.
1358 * loop-unroll.c (analyze_insn_to_expand_var): Use
1359 -fassociative-math when expanding an accumulator of type float.
1360 * simplify-rtx.c (simplify_binary_operation_1): Use
1361 -fassociative-math and -freciprocal-math when reordeing operands
1362 of floating-point type.
1363 * combine.c (combine_simplify_rtx): Likewise.
1364 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1366 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1368 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1371 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1373 2007-09-04 Jan Hubicka <jh@suse.cz>
1375 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1377 2007-09-04 Jan Hubicka <jh@suse.cz>
1379 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1380 and corresponding MATCH_DUP.
1382 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1385 * combine.c (subst): Do not try to simplify X if it represents load
1386 of FP constant from the constant pool via float extension.
1388 2007-09-04 Ben Elliston <bje@au.ibm.com>
1390 * c-opts.c: Include "tm_p.h".
1391 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1393 2007-09-04 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/33291
1396 * tree-pretty-print.c (dump_generic_node): Dump all
1397 qualifiers for pointer types, not only first. Dump
1398 qualifiers for aggregate types as well.
1399 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1400 use the canonical type for building ARRAY_REFs.
1401 * gimplify.c (canonicalize_addr_expr): Clean up. The
1402 correct validness check is compatibility of the pointer
1403 types. Always use the canonical type for building
1404 ARRAY_REFs and ADDR_EXPRs.
1405 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1406 change that disabled propagation of ADDR_EXPRs into statements
1409 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1411 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1412 (umulsi3_highpart): Make into expanders; existing insns are
1413 now named *[insn]_nov6. Add stars to existing [insn]_v6
1414 counterparts' names.
1416 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1418 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1419 (unprotoize.o): Remove SHLIB_MULTILIB.
1421 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1423 * doc/extend.texi: Document progmem attribute for AVR.
1425 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1428 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1430 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1432 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1435 * optabs.c: Remove unnecessary forward declarations.
1436 (expand_unop_direct): New, broken out of expand_unop.
1437 (expand_doubleword_clz): New.
1438 (expand_ctz): Move above expand_ffs. Use
1439 start_sequence, end_sequence, add_equal_note, and
1440 expand_unop_direct. Add more commentary.
1441 (expand_ffs): Try both ctz optab and expand_ctz.
1442 Generate a test and branch if the hardware doesn't give us
1443 a useful value for input zero. Style improvements similar to
1446 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1448 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1450 * config.gcc: Delete stanza for arm-semi-aof and
1451 armel-semi-aof targets.
1452 * config/arm/arm-protos.h
1454 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1455 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1456 delete aof_pic_label and remove mention of AOF in comments.
1457 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1459 * config/arm/semiaof.h
1460 * config/arm/t-semi: Delete file.
1462 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1464 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1465 CONST_CAST_BB): New macros for type-specific casts.
1466 (CONST_CAST): Add a TYPE parameter and define it in terms of
1469 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1470 * c-lex.c (cb_ident, lex_string): Likewise,
1471 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1472 * config/i386/i386.c (ix86_function_regparm,
1473 ix86_function_sseregparm): Use CONST_CAST_TREE.
1474 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1476 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1477 give_switch, set_multilib_dir): Likewise,
1478 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1479 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1480 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1481 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1482 * prefix.c (update_path): Likewise,
1483 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1484 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1485 * tree-cfg.c (tree_can_merge_blocks_p,
1486 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1487 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1488 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1489 (attribute_list_contained): Use CONST_CAST_TREE.
1491 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1493 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1495 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1498 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1499 before forcing them into a register.
1501 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1503 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1504 rather than define_code_macro.
1506 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1508 * gcc.c (xputenv): New function.
1509 (putenv_from_prefixes): Use xputenv instead of putenv.
1510 (process_command): Use xputenv instead of putenv.
1511 (set_collect_gcc_options): Use xputenv instead of putenv.
1512 (main): Use xputenv instead of putenv.
1514 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1516 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1517 availability of swap instruction.
1518 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1520 2007-09-03 Revital Eres <eres@il.ibm.com>
1522 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1525 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1526 Ayal Zaks <zaks@il.ibm.com>
1527 Revital Eres <eres@il.ibm.com>
1529 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1530 compute_split_row): New functions.
1531 (ps_unschedule_node): Remove.
1532 (normalize_sched_times): Iterate over the already scheduled
1533 insns instead of the number of nodes.
1534 (MAX_SPLIT_NUM): New definition.
1535 (sms_schedule_by_order): Change the scheduling heuristic to
1536 avoid useless increases of initiation interval ii.
1537 (get_sched_window): Add dump printouts.
1539 2007-09-02 David Daney <ddaney@avtrex.com>
1541 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1542 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1543 (optab, insn): Add more attributes.
1544 (fetchop_bit): New code macro.
1545 (immediate_insn): New code macro attribute.
1546 (sync): Change condition to ISA_HAS_SYNC.
1547 (rdhwr): Change predicate for operand 0 to register_operand.
1548 (memory_barrier): New expand.
1549 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1550 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1551 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1552 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1553 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1554 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1555 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1556 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1557 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1559 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1560 Hans-Peter Nilsson <hp@axis.com>
1562 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1563 Defined to describe availability and behavior of CLZ.
1564 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1565 * config/cris/cris.opt: Tweak comment for "-metrax4".
1566 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1567 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1568 (count_leading_zeros): Define.
1570 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1572 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1574 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1577 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1580 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1582 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1583 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1584 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1585 sched-deps.c, sched-int.h, system.h, target.h,
1586 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1587 tree.def: Fix comment typos.
1589 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1591 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1592 (override_options): Turn on -mstrict-align on non-ColdFire
1594 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1596 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1598 * c-common.c (const_strip_array_types): Delete.
1599 * c-common.h (const_strip_array_types): Likewise.
1600 * emit-rtl.c (const_next_insn, const_previous_insn,
1601 const_next_nonnote_insn, const_prev_nonnote_insn,
1602 const_next_real_insn, const_prev_real_insn,
1603 const_next_active_insn, const_prev_active_insn, const_next_label,
1604 const_prev_label): Delete.
1605 * gimple-low.c (block_may_fallthru): Use expr_last.
1606 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1607 * rtl.h (const_previous_insn, const_next_insn,
1608 const_prev_nonnote_insn, const_next_nonnote_insn,
1609 const_prev_real_insn, const_next_real_insn,
1610 const_prev_active_insn, const_next_active_insn, const_prev_label,
1611 const_next_label): Delete.
1612 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1613 * system.h (CONST_CAST): Update comment.
1614 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1615 (const_first_stmt, const_last_stmt): Delete.
1616 (tree_block_ends_with_condjump_p): Use last_stmt.
1617 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1618 * tree-iterator.c (const_expr_first, const_expr_last,
1619 const_expr_only): Delete.
1620 * tree.c (const_lookup_attribute): Likewise.
1621 (attribute_list_contained): Use lookup_attribute.
1622 * tree.h (const_lookup_attribute, const_expr_first,
1623 const_expr_last, const_expr_only): Delete.
1625 2007-09-01 Richard Guenther <rguenther@suse.de>
1627 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1628 instead of TREE_THIS_VOLATILE.
1629 * tree-ssa-operands.c (add_virtual_operand): Do not set
1630 has_volatile_ops. Do not check s_ann for NULL.
1631 (get_indirect_ref_operands): Likewise.
1632 (get_expr_operands): Likewise. For all reference trees
1633 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1634 check base of reference for TREE_THIS_VOLATILE.
1636 2007-09-01 Richard Guenther <rguenther@suse.de>
1638 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1639 between integral types. Also allow conversions between
1642 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1644 * optabs.c (prepare_float_lib_cmp): Use
1645 libgcc_cmp_return_mode instead of word_mode.
1646 * config/dfp-bit.h: Likewise.
1647 * config/fp-bit.h: Likewise.
1648 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1650 (spu_libgcc_shift_count_mode): New function.
1651 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1652 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1654 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1656 * tree-pretty-print.c: Include output.h.
1657 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1658 HOST_WIDE_INT_PRINT_DEC.
1659 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1661 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1663 PR rtl-optimization/33224
1664 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1665 to the analysed region.
1667 2007-08-31 Richard Guenther <rguenther@suse.de>
1669 * function.c (allocate_struct_function): Do not set
1670 current_function_returns_pointer.
1671 * function.h (struct var_refs_queue): Remove.
1672 (struct simple_obstack_stack): Likewise.
1673 (struct function): Remove fixup_var_refs_queue member.
1674 Remove returns_pointer flag.
1675 (current_function_returns_pointer): Remove define.
1677 2007-08-31 Nick Clifton <nickc@redhat.com>
1679 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1680 secondary keys in order to obtain a stable sort.
1682 2007-08-31 Nick Clifton <nickc@redhat.com>
1685 * config/m32r/constraints.md: Add W constraint for integer zero.
1686 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1687 Fix length calculation by using alternatives.
1689 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1691 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1692 split out from expand_binop.
1693 (avoid_expensive_constant): New function.
1694 (expand_binop_directly): Remove commutative_op argument and
1695 (expand_binop_directly): Remove commutative_op argument and
1696 call cummutative_optab_p instead. Do not change op0 or op1
1697 when swapping xop0 and xop1. Apply avoid_expensive_constant
1698 to each argument after potential swapping. Enforce the
1699 canonical order of commutative operands.
1700 (expand_binop): Use shift_optab_p and commutative_optab_p.
1701 Update the calls to expand_binop_directly. Only force constants
1702 into registers when widening an operation. Only swap operands
1703 once a direct expansion has been rejected.
1704 (expand_twoval_binop): Only force constants into registers when
1705 using a direct expansion.
1707 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1709 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1710 (sched_analyze_insn): Don't postprocess speculative dependencies when
1711 target has no scheduling.
1712 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1713 'uninitialized' warning.
1715 2007-08-31 Richard Guenther <rguenther@suse.de>
1717 * tree.c (build_complex_type): Always set TYPE_NAME for
1720 2007-08-31 Olivier Hainque <hainque@adacore.com>
1722 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1723 internal macro. Default alignment factor for csect directives, chosen
1724 to match what BIGGEST_ALIGNMENT allows.
1725 (DATA_SECTION_ASM_OP): Use it.
1726 * config/rs6000/rs6000.c
1727 (rs6000_xcoff_output_readonly_section_asm_op):
1728 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1729 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1731 2007-08-31 Olivier Hainque <hainque@adacore.com>
1733 * dbxout.c (dbxout_block): Move declaration within the first
1734 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1735 block to include the definition, together with the associated
1738 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1739 Revital Eres <eres@il.ibm.com>
1741 * doc/invoke.texi (-mpaired): Document flag.
1742 * config.gcc: Include paired.h in powerpc extra_headers and
1743 750cl.h in powerpc-*-linux*paired*.
1744 * config/rs6000/rs6000.opt (-mpaired): New flag.
1745 * config/rs6000/rs6000.c (paired_init_builtins,
1746 paired_expand_builtin, paired_expand_lv_builtin,
1747 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1748 New functions to support the paired single builtin functions.
1749 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1750 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1752 (bdesc_paired_preds): New structure for paired predicate
1754 (rs6000_expand_builtin): Expand paired single builtins.
1755 (rs6000_init_builtins): Init paired single builtins.
1756 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1757 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1758 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1759 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1760 (rs6000_vector_mode_supported_p): Support paired vector mode.
1761 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1762 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1764 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1765 (DATA_ALIGNMENT): Likewise.
1766 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1767 (rs6000_builtins): Add PAIRED builtins.
1768 * config/rs6000/rs6000.md: Include paired.md.
1769 * config/rs6000/paired.h: New.
1770 * config/rs6000/paired.md: New.
1771 * config/rs6000/750cl.h: New.
1772 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1774 2007-08-30 Ollie Wild <aaw@google.com>
1776 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1777 * gcc.c (default_compilers): Add -fno-directives-only to
1778 @assembler-with-cpp.
1780 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1784 * regclass.c (initial_fixed_regs): Revert previous change and make
1786 (initial_call_used_regs): Likewise.
1787 (initial_call_really_used_regs): Delete, reverting previous addition.
1788 (initial_reg_names): Likewise.
1789 (init_reg_sets): Revert previous change.
1790 (saved_fixed_regs): New.
1791 (saved_call_used_regs): New.
1792 (saved_call_really_used_regs): New.
1793 (saved_reg_names): New.
1794 (save_register_info): New.
1795 (restore_register_info): New.
1796 (init_reg_sets_1): Replace reset of register info with call to
1797 restore_register_info.
1798 * rtl.h (save_register_info): Declare.
1799 * toplev.c (backend_init): Call save_register_info.
1801 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1803 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1804 from the original statement.
1806 2007-08-30 Chao-ying Fu <fu@mips.com>
1808 * c-lex.c (interpret_fixed): Declare.
1809 (interpret_float): Process _Fract and _Accum.
1810 (interpret_fixed): New function.
1811 * final.c (output_addr_const): Process CONST_FIXED.
1812 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1813 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1815 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1817 (simplify_immed_subreg): Support CONST_FIXED.
1818 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1819 (simplify_subreg): Support CONST_FIXED.
1821 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1823 * config/rs6000/ppu_intrinsics.h: New file.
1824 * config.gcc (powerpc*-*-* <extra_headers>): Install
1827 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1829 * cfg.c (dump_flow_info): Change to also print entry and exit
1831 * print-rtl.c (print_rtl_single): Allow to print rtl with
1834 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1836 * df-core.h (df_dump_region): New function.
1837 * df.h (df_dump_region): New function.
1838 * loop-invariant.c (find_defs): Add call to df_dump_region.
1839 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1842 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1845 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1846 true if any of the compare_section_name calls returned true,
1847 rather than if any returned false.
1849 2007-08-30 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/33199
1852 * tree-ssa-structalias.c (handle_lhs_call): New function.
1853 (find_func_aliases): In non-IPA mode make sure that for
1854 calls that return a pointer we add a constraint for the
1855 result to point to anything.
1857 2007-08-30 Richard Guenther <rguenther@suse.de>
1859 * doc/invoke.texi (-mveclibabi): Document new target option.
1860 * config/i386/i386.opt (-mveclibabi): New target option.
1861 * config/i386/i386.c (ix86_veclib_handler): Handler for
1862 vectorization library support.
1863 (override_options): Handle the -mveclibabi option, initialize
1864 the vectorization library handler.
1865 (ix86_builtin_vectorized_function): As fallback call the
1866 vectorization library handler, if set.
1867 (ix86_veclibabi_acml): New static function for ACML ABI style
1868 vectorization support.
1870 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1872 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1873 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1874 SImode and update m. Don't run gen_lowpart_common on arbitrary
1875 memory address, force it to register first.
1878 * dce.c (dce_process_block): Don't delete setters of
1879 artificially used registers.
1881 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1883 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1884 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1885 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1887 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1889 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1891 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1892 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1894 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1896 * system.h: Activate -Wcast-qual as warning-only.
1898 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1901 * config/rs6000/rs6000.c (compare_section_name): New function.
1902 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1905 2007-08-29 Olivier Hainque <hainque@adacore.com>
1907 * xcoffout.c: #include debug.h.
1908 * Makefile.in (xcoffout.o): Add debug.h dependency.
1910 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1912 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1913 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1915 2007-08-29 Richard Guenther <rguenther@suse.de>
1917 * tree-pretty-print.c (dump_generic_node): Print
1918 label DECL_UID as D.%u.
1919 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1921 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1923 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1924 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1926 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1929 * tree.c (build_type_attribute_qual_variant): Set canonical types
1930 on the final, unqualified attribute variant before building the
1933 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1935 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1936 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1938 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1941 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1942 * config/bfin/bfin.md (composev2hi): Put operands into vector
1945 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1947 * config/bfin/bfin.md (composev2hi): Put operands into vector
1950 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1952 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1953 attribute when appropriate.
1954 (bfin_handle_l1_text_attribute): New.
1955 (bfin_handle_l1_data_attribute): New.
1956 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1957 l1_data_A and l1_data_B.
1958 * doc/extend.texi (node Function Attributes): Document l1_text
1960 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1961 l1_data_A and l1_data_B variable attributes.
1963 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1965 * config/bfin/bfin.opt (minline-plt): Add.
1966 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1967 call to global functions.
1968 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1969 (Blackfin Options): Document -minline-plt.
1971 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1973 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1974 given a non-function.
1975 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1977 2007-08-28 DJ Delorie <dj@redhat.com>
1979 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1981 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1983 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1985 2007-08-28 Richard Guenther <rguenther@suse.de>
1987 * tree.h (struct tree_function_decl): Increase size of
1988 function_code bitfield.
1990 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1991 Kazu Hirata <kazu@codesourcery.com>
1993 * gcc/config/m68k/linux.h
1994 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1995 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1996 (m68k_return_in_memory): New.
1997 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2000 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2003 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2004 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2005 operand) when top VEC_SELECT extracts scalar element.
2006 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2007 (*vec_extract_v4sf_mem): Ditto.
2009 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2012 * passes.c (init_optimization_passes): Move pass_df_finish
2013 after pass_postreload sublist.
2015 PR rtl-optimization/33148
2016 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2017 (neg (lt X 0)) if X has scalar int mode.
2020 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2021 initializer, use build_vector_from_ctor if possible to create
2022 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2023 even after this, return NULL.
2025 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2027 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2029 2007-08-28 Richard Guenther <rguenther@suse.de>
2031 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2032 (struct tree_function_decl): Make function_code a bitfield.
2033 Add disregard_inline_limits flag.
2034 * cgraphunit.c (cgraph_process_new_functions): Check
2035 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2036 (cgraph_preserve_function_body_p): Likewise.
2037 * ipa-inline.c (compute_inline_parameters): Likewise.
2038 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2039 for GNU C extern inline functions.
2040 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2041 * tree-inline.c (disregard_inline_limits_p): Remove.
2042 * tree-inline.h (disregard_inline_limits_p): Likewise.
2043 * c-common.c (handle_always_inline_attribute): Set
2044 DECL_DISREGARD_INLINE_LIMITS.
2045 * langhooks.c (add_builtin_function): Verify the function code
2046 fits in the bitfield.
2048 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2049 Vladimir Yanovsky <yanov@il.ibm.com>
2050 Revital Eres <eres@il.ibm.com>
2051 Andrey Belevantsev <abel@ispras.ru>
2053 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2055 * modulo-sched.c: Add documentation regarding do-loop.
2056 (doloop_register_get): Change number of arguments to support
2057 the new do-loop pattern and check whether COUNT_REG has no other
2058 occurences in the loop besides in the control part.
2059 (duplicate_insns_of_cycles): Do not duplicate the insn which
2060 changes count_reg as it is already adjusted.
2061 (generate_prolog_epilog): New argument to support the new
2062 do-loop pattern. Change the subtract instruction to use
2063 expand_simple_binop. Call duplicate_insns_of_cycles with new
2065 (sms_schedule): Call doloop_register_get and
2066 generate_prolog_epilog with new argument. Do not handle loops
2067 with single sets insns with subreg in their lhs.
2068 * loop-doloop.c (doloop_optimize): Support for another do-loop
2070 (doloop_condition_get): Gets an instruction instead of a pattern
2071 and change the return condition when the do-loop pattern is
2073 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2074 deps when considering to not create edges.
2076 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2078 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2081 2007-08-27 Jason Merrill <jason@redhat.com>
2084 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2085 zero-sized types after calling gimplify_modify_expr_rhs.
2087 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2089 * regclass.c (init_reg_autoinc): Fix typo.
2091 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2093 Fix PR tree-optimization/33173
2094 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2096 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2099 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2100 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2103 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2104 David Ung <davidu@mips.com>
2105 Nigel Stephens <nigel@mips.com>
2107 Separate target-specific initialization from general
2108 back-end initialization.
2110 * toplev.c (init_alignments): New, split out from...
2111 (process_options): ...here.
2112 (backend_init_target): New, split out from...
2113 (backend_init): ...here.
2114 (lang_dependent_init_target): New, split out from...
2115 (lang_dependent_init): ...here.
2116 (target_reinit): New.
2117 * toplev.h (target_reinit): Declare.
2118 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2119 now can be called more than once. Update comments.
2120 * expr.h (init_expr_target): Likewise.
2121 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2122 now can be called more than once. Explicitly zero
2123 static_reg_base_value.
2124 * emit-rtl.c (init_emit_regs): New, split out from...
2125 (init_emit_once): Here.
2126 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2127 non-const, so that changes from command-line arguments can overwrite
2128 values provided by the static initializers.
2129 (initial_call_really_used_regs): New, used similarly to the above.
2130 (initial_reg_names): Likewise.
2131 (last_mode_for_init_move_cost): Promoted function-local static to
2132 file-scope static to make it accessible outside init_move_cost.
2133 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2134 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2135 reg_names since it is needed for parsing command-line options.
2136 (init_move_cost): Use last_mode_for_init_move_cost instead of
2137 function-local static.
2138 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2139 call_really_used_regs now. Reinitialize reg_names. Also
2140 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2141 reg_class_superunion. Clear losing_caller_save_reg_set.
2142 Preserve global registers if called more than once. Reset
2143 move cost, may_move_in_cost, may_move_out_cost, and
2144 last_mode_for_init_move_cost.
2145 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2146 can now be invoked more than once. Update comments.
2147 (init_regs): Update comments.
2148 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2149 and initial_call_really_used_regs, instead of the non-initial
2150 variables. This allows us to save the command-line register settings
2151 after target reinitialization.
2152 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2153 * rtl.h (init_emit_regs): Declare.
2154 (init_reg_modes_target, init_alias_target): Renamed as described
2156 * reload1.c (init_reload): Update comments.
2157 * optabs.c (init_optabs): Likewise.
2158 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2160 2007-08-26 Chao-ying Fu <fu@mips.com>
2162 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2165 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2167 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2169 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2171 * bb-reorder.c (copy_bb_p): Likewise.
2172 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2173 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2174 block_ends_with_condjump_p): Likewise.
2175 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2176 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2177 block_ends_with_condjump_p): Likewise.
2178 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2179 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2180 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2181 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2182 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2183 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2184 debug_true_const_tree instad of debug_true_tree.
2185 * debug.c (do_nothing_debug_hooks): Likewise.
2186 * debug.h (ignore_block, debug_true_const_tree): Constify.
2187 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2188 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2189 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2190 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2191 dbx_reg_number, is_based_loc, field_type,
2192 simple_type_align_in_bits, simple_decl_align_in_bits,
2193 simple_type_size_in_bits, field_byte_offset, insert_float,
2194 type_tag, member_declared_type, is_redundant_typedef,
2195 secname_for_decl, is_inlined_entry_point): Likewise.
2196 * emit-rtl.c (const_next_insn, const_previous_insn,
2197 const_next_nonnote_insn, const_prev_nonnote_insn,
2198 const_next_real_insn, const_prev_real_insn,
2199 const_next_active_insn, const_prev_active_insn, const_next_label,
2200 const_prev_label): Likewise.
2201 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2203 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2204 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2205 sched_insn_is_legitimate_for_speculation_p): Likewise.
2206 * jump.c (reversed_comparison_code_parts,
2207 reversed_comparison_code, reversed_comparison, condjump_label):
2209 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2210 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2212 * rtl.h (const_previous_insn, const_next_insn,
2213 const_prev_nonnote_insn, const_next_nonnote_insn,
2214 const_prev_real_insn, const_next_real_insn,
2215 const_prev_active_insn, const_next_active_insn, const_prev_label,
2216 const_next_label, modified_between_p, modified_in_p,
2217 const_note_storeskeep_with_call_p, condjump_label,
2218 reversed_comparison, reversed_comparison_code,
2219 reversed_comparison_code_parts, memory_modified_in_insn_p,
2220 stack_regs_mentioned): Likewise.
2221 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2222 keep_with_call_p): Likewise.
2223 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2224 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2225 sd_lists_size, sd_lists_empty_p): Likewise.
2226 * sched-int.h (sched_insns_conditions_mutex_p,
2227 haifa_classify_insn, no_real_insns_p,
2228 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2229 sd_lists_size, sd_lists_empty_p): Likewise.
2230 * sdbout.c (sdb_debug_hooks): Likewise.
2231 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2232 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2233 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2235 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2236 tree_can_throw_internal): Likewise.
2237 * tree-flow-inline.h (phi_nodes): Likewise.
2238 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2239 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2240 * tree-gimple.c (const_get_call_expr_in): Likewise.
2241 * tree-gimple.h (const_get_call_expr_in): Likewise.
2242 * tree.c (const_lookup_attribute, attribute_list_equal,
2243 attribute_list_contained): Likewise.
2244 * tree.h (attribute_list_equal, attribute_list_contained,
2245 const_lookup_attribute): Likewise.
2246 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2248 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2250 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2251 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2253 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/alpha/constraints.md: Delete "svn:mime-type" property
2257 with svn propdel "svn:mime-type".
2259 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2262 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2263 non NOTE insn doesn't cross basic block.
2264 (noce_try_abs): Likewise.
2265 (noce_process_if_block): Likewise.
2267 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2270 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2271 operand without auto-inc-dec.
2272 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2273 offsettable_mem_operand.
2274 (floatunssidf2_internal): Same.
2275 (fix_truncdfsi2_internal): Same.
2276 (floatsidf_ppc64): Same.
2277 (floatunssidf_ppc64): Same.
2278 (fix_trunctfsi2_internal): Same.
2280 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2283 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2284 pass defines needed for version.c.
2286 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2288 * configure.ac (--debug-prefix-map check): Change assembler
2289 version presumed to have feature to 2.18.
2290 * configure: Regenerate.
2292 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * c-common.c (vector_types_convertible_p,
2295 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2296 self_promoting_args_p): Constify.
2297 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2298 c_promoting_integer_type_p, self_promoting_args_p,
2299 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2300 * c-decl.c (anon_aggr_type_p): Likewise.
2301 * * c-dump.c (dump_stmt): Likewise.
2302 * c-objc-common.c (has_c_linkage): Likewise.
2303 * c-tree.h (same_translation_unit_p): Likewise.
2304 * c-typeck.c (null_pointer_constant_p,
2305 tagged_types_tu_compatible_p, function_types_compatible_p,
2306 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2307 comptypes_internal, struct tagged_tu_seen_cache,
2308 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2309 c_size_in_bytes): Likewise.
2310 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2311 hash_ptr, eq_ptr): Likewise.
2312 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2313 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2314 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2315 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2317 * optabs.c (optab_for_tree_code): Likewise.
2318 * optabs.h (optab_for_tree_code): Likewise.
2319 * rtl.h (simplify_rtx): Likewise.
2320 * simplify-rtx.c (simplify_rtx): Likewise.
2321 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2322 dump_flag, dump_node): Likewise.
2323 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2324 queue_and_dump_type, dump_flag): Likewise.
2325 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2326 * tree-pass.h (dump_node): Likewise.
2327 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2328 supportable_narrowing_operation): Likewise.
2329 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2330 supportable_narrowing_operation): Likewise.
2331 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2332 is_negative_overflow_infinity, is_positive_overflow_infinity,
2333 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2334 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2335 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2336 ssa_name_nonzero_p, fp_predicate): Likewise.
2337 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2338 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2339 ssa_name_nonnegative_p): Likewise.
2341 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2343 * config.gcc : Add x86_64-elf target.
2345 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2347 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2349 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2350 Nigel Stephens <nigel@mips.com>
2354 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2355 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2356 * expr.c (SET_BY_PIECES_P): Define.
2357 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2358 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2359 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2361 * expr.h (SET_RATIO): Define.
2362 (can_store_by_pieces, store_by_pieces): Update prototypes.
2363 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2364 can_store_by_pieces/store_by_pieces.
2365 (expand_builtin_memcpy_args): Likewise.
2366 (expand_builtin_strncpy): Likewise.
2367 (expand_builtin_memset_args): Likewise. Also remove special case
2368 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2369 decide what to do instead.
2370 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2371 to can_store_by_pieces.
2373 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2374 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2376 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2377 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2378 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2379 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2380 (STORE_BY_PIECES_P): Define.
2382 2007-08-24 Tom Tromey <tromey@redhat.com>
2384 * varpool.c (varpool_last_needed_node): Fix comment typo.
2385 * c-decl.c (duplicate_decls): Fix comment typo.
2386 (clone_underlying_type): Update comment.
2388 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2390 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2391 alpha_in_small_data_p, alpha_split_complex_arg,
2392 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2394 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2395 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2397 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2398 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2399 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2400 * config/darwin.c (darwin_binds_local_p): Likewise.
2401 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2403 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2404 i386_pe_valid_dllimport_attribute_p): Likewise.
2405 * config/i386/i386.c (ix86_function_regparm,
2406 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2407 x86_can_output_mi_thunk, ix86_mangle_type,
2408 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2409 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2410 i386_pe_binds_local_p): Likewise.
2411 * config/ia64/ia64.c
2412 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2413 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2414 ia64_invalid_conversion, ia64_invalid_unary_op,
2415 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2417 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2418 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2419 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2420 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2421 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2422 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2423 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2424 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2425 * config/pa/pa.c (pa_commutative_p): Likewise.
2426 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2428 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2429 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2430 rs6000_use_blocks_for_constant_p,
2431 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2432 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2433 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2434 * config/s390/s390.c (s390_mangle_type,
2435 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2437 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2438 th_in_small_data_p): Likewise.
2439 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2440 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2442 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2443 sparc_mangle_type): Likewise.
2444 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2445 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2446 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2448 * hooks.c (hook_bool_mode_const_rtx_false,
2449 hook_bool_mode_const_rtx_true,
2450 hook_bool_const_tree_hwi_hwi_const_tree_false,
2451 hook_bool_const_tree_hwi_hwi_const_tree_true,
2452 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2453 hook_constcharptr_const_tree_null,
2454 hook_constcharptr_const_rtx_null,
2455 hook_constcharptr_const_tree_const_tree_null,
2456 hook_constcharptr_int_const_tree_null,
2457 hook_constcharptr_int_const_tree_const_tree_null): New.
2458 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2459 hook_bool_tree_hwi_hwi_tree_false,
2460 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2461 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2462 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2463 hook_constcharptr_int_tree_null,
2464 hook_constcharptr_int_tree_tree_null): Delete.
2465 (default_can_output_mi_thunk_no_vcall): Constify.
2466 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2467 hook_bool_tree_hwi_hwi_tree_false,
2468 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2469 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2470 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2471 hook_constcharptr_int_tree_null,
2472 hook_constcharptr_int_tree_tree_null): Delete.
2473 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2474 hook_bool_const_tree_hwi_hwi_const_tree_false,
2475 hook_bool_const_tree_hwi_hwi_const_tree_true,
2476 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2477 hook_constcharptr_const_tree_null,
2478 hook_constcharptr_const_rtx_null,
2479 hook_constcharptr_const_tree_const_tree_null,
2480 hook_constcharptr_int_const_tree_null,
2481 hook_constcharptr_int_const_tree_const_tree_null): New.
2482 (default_can_output_mi_thunk_no_vcall): Constify.
2483 * integrate.c (function_attribute_inlinable_p): Likewise.
2484 * integrate.h (function_attribute_inlinable_p): Likewise.
2485 * jump.c (rtx_renumbered_equal_p): Likewise.
2486 * output.h (decl_readonly_section, categorize_decl_for_section,
2487 default_use_anchors_for_symbol_p, default_binds_local_p,
2488 default_binds_local_p_1): Likewise.
2489 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2491 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2492 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2493 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2494 TARGET_COMP_TYPE_ATTRIBUTES,
2495 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2496 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2497 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2498 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2499 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2500 * target.h (can_output_mi_thunk, needs_block_p,
2501 first_cycle_multipass_dfa_lookahead_guard_spec,
2502 vector_alignment_reachable, comp_type_attributes,
2503 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2504 commutative_p, use_blocks_for_constant_p,
2505 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2506 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2507 invalid_within_doloop, valid_dllimport_attribute_p,
2508 split_complex_arg, invalid_arg_for_unprototyped_fn,
2509 invalid_conversion, invalid_unary_op, invalid_binary_op):
2511 * targhooks.c (default_invalid_within_doloop,
2512 hook_invalid_arg_for_unprototyped_fn,
2513 default_builtin_vector_alignment_reachable): Likewise.
2514 (hook_bool_rtx_commutative_p): Delete.
2515 (hook_bool_const_rtx_commutative_p): New.
2516 * targhooks.h (default_invalid_within_doloop,
2517 default_builtin_vector_alignment_reachable,
2518 hook_invalid_arg_for_unprototyped_fn): Constify.
2519 (hook_bool_rtx_commutative_p): Delete.
2520 (hook_bool_const_rtx_commutative_p): New.
2521 * varasm.c (bss_initializer_p, decl_default_tls_model,
2522 categorize_decl_for_section, decl_readonly_section,
2523 default_use_anchors_for_symbol_p, default_binds_local_p,
2524 default_binds_local_p_1): Constify.
2526 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2529 __NO_BUILTIN if -fno-builtin.
2531 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2533 * config/bfin/bfin.c (print_operand): Report error instead of
2534 ICE for wrong operand.
2536 2007-08-24 Michael Matz <matz@suse.de>
2538 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2540 2007-08-24 Richard Guenther <rguenther@suse.de>
2543 * tree-ssa.c (useless_type_conversion_p): Split into a
2544 recursive and a non-recursive part.
2545 (useless_type_conversion_p_1): New function.
2546 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2547 from maybe_fold_offset_to_reference is trivially convertible
2548 to the desired type before doing the simplification.
2550 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2552 * expr.c (store_expr): Optimize initialization of an array
2554 * expr.h (builtin_strncpy_read_str): New prototype.
2555 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2558 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2561 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2562 field when initializing if_info structure.
2564 2007-08-24 Richard Guenther <rguenther@suse.de>
2566 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2568 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2569 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2570 * tree-inline.c (inlinable_function_p): Fold in common parts of
2571 the cannot_inline_tree_fn langhook.
2572 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2573 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2574 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2575 cannot_inline_tree_fn langhook.
2576 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2577 cannot_inline_tree_fn member.
2579 2007-08-24 Richard Guenther <rguenther@suse.de>
2581 * expr.c (get_inner_reference): Do computation of bitoffset
2582 from offset in a way we can detect overflow reliably.
2584 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2586 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2588 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2590 * config/bfin/bfin.opt (mfast-fp): Add.
2591 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2592 libbffastfp override libgcc if -mfast-fp.
2593 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2594 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2595 (Blackfin Options): Document -mfast-fp.
2597 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2599 PR tree-optimization/32573
2601 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2602 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2603 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2604 (build_classic_dist_vector): Return false rather than true if
2605 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2606 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2607 returned false. Don't call save_dist_v before calling
2608 build_classic_dist_vector_1.
2609 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2610 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2611 DDR_DIR_VECTS vectors.
2613 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2615 * configure.ac (leb128): Modify sed statement to work with any
2616 binutils version string.
2617 * configure: Regenerate
2619 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2621 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2622 Wrap in RTX_CODE macro guard.
2623 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2624 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2625 arm_mark_dllimport, arm_pe_encode_section_info,
2626 arm_pe_unique_section): Use ISO-C function declarations.
2627 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2628 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2629 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2631 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2632 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2634 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2636 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2637 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2638 (register_move_cost): Use ISO-C function declarations.
2639 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2640 * config/score/score-protos.h (score_declare_object): Add
2642 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2644 * final.c (profile_function): Avoid empty if-bodies.
2647 * calls.c (must_pass_in_stack_var_size,
2648 must_pass_in_stack_var_size_or_pad): Constify.
2649 * config/alpha/alpha-protos.h (function_value): Likewise.
2650 * config/alpha/alpha.c (alpha_return_in_memory,
2651 alpha_pass_by_reference, function_value,
2652 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2653 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2655 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2656 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2657 TARGET_PROMOTE_PROTOTYPES): Likewise.
2658 * config/arm/arm-protos.h (arm_return_in_memory,
2659 arm_pad_arg_upward, arm_function_value): Likewise.
2660 * config/arm/arm.c (arm_pass_by_reference,
2661 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2662 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2663 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2665 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2666 * config/avr/avr-protos.h (avr_function_value): Likewise.
2667 * config/avr/avr.c (avr_return_in_memory,
2668 gas_output_limited_string, gas_output_ascii, avr_function_value,
2669 avr_return_in_memory): Likewise.
2670 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2671 * config/bfin/bfin.c (bfin_pass_by_reference,
2672 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2673 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2675 * config/cris/cris.c (cris_pass_by_reference,
2676 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2677 * config/crx/crx.c (crx_return_in_memory): Likewise.
2678 * config/darwin.c (function_base, machopic_function_base_name):
2680 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2681 TARGET_PROMOTE_PROTOTYPES): Likewise.
2682 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2683 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2684 * config/i386/i386-protos.h (ix86_return_in_memory,
2685 ix86_sol10_return_in_memory): Likewise.
2686 * config/i386/i386.c (ix86_function_value,
2687 ix86_function_sseregparm, ix86_must_pass_in_stack,
2688 type_natural_mode, classify_argument, examine_argument,
2689 construct_container, ix86_pass_by_reference, function_value_32,
2690 function_value_64, ix86_function_value_1, return_in_memory_32,
2691 return_in_memory_64, return_in_memory_ms_64,
2692 ix86_return_in_memory, ix86_sol10_return_in_memory,
2693 TARGET_PROMOTE_PROTOTYPES): Likewise.
2694 * config/ia64/ia64-protos.h (ia64_function_value,
2695 ia64_hpux_function_arg_padding): Likewise.
2696 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2697 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2698 ia64_hpux_function_arg_padding): Likewise.
2699 * config/iq2000/iq2000-protos.h (function_arg,
2700 iq2000_function_value): Likewise.
2701 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2702 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2703 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2704 function_arg, iq2000_function_value): Likewise.
2705 * config/m32c/m32c-protos.h (m32c_function_value,
2706 m32c_promote_function_return): Likewise.
2707 * config/m32c/m32c.c (m32c_pass_by_reference,
2708 m32c_promote_prototypes, m32c_promote_function_return,
2709 m32c_function_value): Likewise.
2710 * config/m32r/m32r.c (m32r_return_in_memory,
2711 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2712 m32r_in_small_data_p): Likewise.
2713 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2715 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2716 m68hc11_function_arg_padding): Likewise.
2717 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2718 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2719 m68k_function_value): Likewise.
2720 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2721 mcore_function_value): Likewise.
2722 * config/mcore/mcore.c (handle_structs_in_regs,
2723 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2724 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2725 mcore_num_arg_regs, mcore_function_value): Likewise.
2726 * config/mips/mips-protos.h (mips_pad_arg_upward,
2727 mips_function_value): Likewise.
2728 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2729 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2730 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2731 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2732 mips_function_value): Likewise.
2733 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2735 * config/mmix/mmix.c (mmix_pass_by_reference,
2736 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2737 mmix_encode_section_info): Likewise.
2738 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2740 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2741 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2742 mn10300_function_value): Likewise.
2743 * config/mt/mt-protos.h (mt_function_value): Likewise.
2744 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2745 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2746 * config/pa/pa-protos.h (function_arg_padding, function_value,
2747 pa_return_in_memory): Likewise.
2748 * config/pa/pa.c (pa_pass_by_reference,
2749 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2750 function_arg_padding, function_value, pa_return_in_memory):
2752 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2753 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2754 function_arg_padding): Likewise.
2755 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2756 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2757 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2758 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2759 function_arg_padding, altivec_expand_dst_builtin,
2760 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2761 altivec_init_builtins, rs6000_common_init_builtins,
2762 rs6000_function_value): Likewise.
2763 * s390/s390-protos.h (s390_function_value): Likewise.
2764 * config/s390/s390.c (s390_function_arg_size,
2765 s390_pass_by_reference, s390_return_in_memory,
2766 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2767 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2768 * config/score/score-protos.h (score_function_value): Likewise.
2769 * config/score/score.c (score_arg_partial_bytes,
2770 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2771 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2772 score_pass_by_reference, score_add_offset, score_function_value):
2774 * config/sh/sh-protos.h (sh_attr_renesas_p,
2775 sh_promote_prototypes): Likewise.
2776 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2777 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2778 sh_attr_renesas_p): Likewise.
2779 * config/sparc/sparc-protos.h (function_value,
2780 function_arg_padding): Likewise.
2781 * config/sparc/sparc.c (sparc_promote_prototypes,
2782 sparc_return_in_memory, sparc_pass_by_reference,
2783 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2784 function_arg_record_value_2, function_arg_record_value_1,
2785 function_arg_record_value, function_arg_record_value,
2786 function_arg_padding, function_value): Likewise.
2787 * config/spu/spu-protos.h (spu_function_value): Likewise.
2788 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2789 spu_function_value): Likewise.
2790 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2792 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2793 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2794 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2796 * config/v850/v850.c (v850_return_in_memory,
2797 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2798 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2799 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2800 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2801 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2803 * explow.c (promote_mode, hard_function_value): Likewise.
2804 * expr.h (hard_function_value, promote_mode): Likewise.
2805 * function.c (aggregate_value_p): Likewise.
2806 * hooks.c (hook_bool_const_tree_true): New.
2807 * hooks.h (hook_bool_const_tree_true): New.
2808 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2809 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2810 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2811 TARGET_RETURN_IN_MSB): Likewise.
2812 * target.h (promote_function_args, promote_function_return,
2813 promote_prototypes, return_in_memory, return_in_msb,
2814 pass_by_reference, must_pass_in_stack, callee_copies,
2815 function_value): Likewise.
2816 * targhooks.c (default_return_in_memory,
2817 hook_pass_by_reference_must_pass_in_stack,
2818 hook_callee_copies_named,
2819 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2820 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2821 default_function_value): Likewise.
2822 * targhooks.h (default_return_in_memory,
2823 hook_pass_by_reference_must_pass_in_stack,
2824 hook_callee_copies_named,
2825 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2826 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2827 default_function_value): Likewise.
2828 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2829 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2830 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2831 * tree.c (needs_to_live_in_memory): Likewise.
2832 * tree.h (struct tree_type, needs_to_live_in_memory,
2833 aggregate_value_p, must_pass_in_stack_var_size,
2834 must_pass_in_stack_var_size_or_pad): Likewise.
2835 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2836 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2837 lookup_filename): Likewise.
2839 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2842 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2843 fake fcomi i387 instruction for !TARGET_CMOVE.
2844 (ix86_expand_branch): Expand natural sequence with one jump for
2845 all targets, not only TARGET_CMOVE.
2846 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2847 pattern to implement fake fcomi sequence. Split instruction after
2848 reload to correct compare sequences.
2849 (*cmpfp_xf_cc): Ditto.
2850 (*cmpfp_<mode>_cc): Ditto.
2851 (*cmpfp_u_cc): Ditto.
2852 (*cmpfp_<mode>_cc): Ditto.
2854 2007-08-23 Richard Guenther <rguenther@suse.de>
2856 * tree-pretty-print.c (dump_generic_node): Annotate
2857 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2859 2007-08-23 Richard Guenther <rguenther@suse.de>
2861 * builtins.c (expand_builtin_mathfn): Wrap argument in
2862 save_expr directly instead of re-building the call.
2863 (expand_builtin_mathfn_2): Likewise.
2864 (expand_builtin_mathfn_3): Likewise.
2865 (expand_builtin_interclass_mathfn): Likewise.
2866 (expand_builtin_int_roundingfn): Set arg.
2867 (expand_builtin_int_roundingfn_2): Likewise.
2869 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2871 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2872 *sse_nand<mode>3, *sse_xor<mode>3): New.
2874 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2877 * config/i386/i386.c (print_operand): Handle ';' code. Output
2878 semicolon for TARGET_MACHO.
2879 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2880 emit semicolon after 'lock' prefix.
2881 (sync_double_compare_and_swap<mode>): Ditto.
2882 (*sync_double_compare_and_swapdi_pic): Ditto.
2883 (*sync_compare_and_swap_cc<mode>): Ditto.
2884 (sync_double_compare_and_swap_cc<mode>): Ditto.
2885 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2886 (sync_old_add<mode>): Ditto.
2887 (sync_add<mode>): Ditto.
2888 (sync_sub<mode>): Ditto.
2889 (sync_ior<mode>): Ditto.
2890 (sync_and<mode>): Ditto.
2891 (sync_xor<mode>): Ditto.
2893 2007-08-22 Chao-ying Fu <fu@mips.com>
2895 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2897 (copy_rtx): Handle CONST_FIXED.
2898 (rtx_equal_p): Likewise.
2899 * rtl.h (fixed_value.h): New include.
2900 (rtx_def): Add a new field of fixed_value to u.
2901 (XCNMPFV): Define for accessing fixed_value.
2902 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2904 * rtl.def (CONST_FIXED): New constant.
2905 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2906 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2907 US_ASHIFT): New codes.
2908 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2909 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2910 unsigned_fract_convert, unsigned_sat_fract): Document them.
2911 * varasm.c (assemble_integer): Extend to support fixed-point constants
2912 by using different machine classes.
2913 (decode_addr_const): Handle FIXED_CST.
2914 (const_hash_1): Likewise.
2915 (compare_constant): Likewise.
2916 (copy_constant): Likewise.
2917 (const_rtx_hash_1): Handle CONST_FIXED.
2918 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2919 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2921 (initializer_constant_valid_p): Handle FIXED_CST.
2922 (output_constant): Support FIXED_POINT_TYPE.
2923 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2924 * cse.c (hash_rtx): Support CONST_FIXED.
2925 (exp_equiv_p): Likewise.
2926 (cannon_reg): Likewise.
2927 (fold_rtx): Likewise.
2928 (equiv_constant): Likewise.
2929 (cse_process_notes_1): Likewise.
2930 (count_reg_usage): Likewise.
2931 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2932 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2933 (wrap_constant): Check CONST_FIXED.
2934 (cselib_hash_rtx): Support CONST_FIXED.
2935 (cselib_subst_to_values): Likewise.
2936 * df-scan.c (df_uses_record): Likewise.
2937 * gcse.c (want_to_gcse_p): Likewise.
2938 (oprs_unchanged_p): Likewise.
2939 (oprs_not_set_p): Likewise.
2940 (compute_transp): Likewise.
2941 (extract_mentioned_regs_helper): Likewise.
2942 * genemit.c (gen_exp): Likewise.
2943 * local-alloc.c (equiv_init_varies_p): Likewise.
2944 (contains_replace_regs): Likewise.
2945 (memref_referenced_p): Likewise.
2946 * loop-invariant.c (check_maybe_invariant): Likewise.
2947 (hash_invariant_expr_1): Likewise.
2948 (invariant_expr_equal_p): Likewise.
2949 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2950 * regclass.c (reg_scan_mark_refs): Likewise.
2951 * regrename.c (scan_rtx): Likewise.
2952 * resource.c (mark_referenced_resources): Likewise.
2953 (mark_set_resources): Likewise.
2954 * rtlanal.c (rtx_unstable_p): Likewise.
2955 (rtx_varies_p): Likewise.
2956 (count_occurrences): Likewise.
2957 (reg_mentioned_p): Likewise.
2958 (modified_between_p): Likewise.
2959 (modified_in_p): Likewise.
2960 (volatile_insn_p): Likewise.
2961 (volatile_refs_p): Likewise.
2962 (side_effects_p): Likewise.
2963 (may_trap_p_1): Likewise.
2964 (inequality_comparisons_p): Likewise.
2965 (computed_jump_p_1): Likewise.
2966 (commutative_operand_precedence): Likewise.
2967 * sched-deps.c (sched_analyze_2): Likewise.
2968 * sched-vis.c (print_value): Likewise.
2969 * reload.c (operands_match_p): Likewise.
2970 (subst_reg_equivs): Likewise.
2971 * reload1.c (eliminate_regs_1): Likewise.
2972 (elimination_effects): Likewise.
2973 (scan_paradoxical_subregs): Likewise.
2974 * alias.c (rtx_equal_for_memref_p): Likewise.
2975 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2976 * emit-rtl.c (const_fixed_htab): New hash table.
2977 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2979 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2980 const_fixed_from_fixed_value): New functions.
2981 (verify_rtx_sharing): Handle CONST_FIXED.
2982 (copy_rtx_if_shared_1): Likewise.
2983 (reset_used_flags): Likewise.
2984 (set_used_flags): Likewise.
2985 (copy_insn_1): Likewise.
2986 (init_emit_once): Create const_fixed_htab.
2987 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2989 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2991 PR tree-optimization/32949
2992 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2993 before failing for ivs with non-constant step.
2995 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2997 * doc/md.texi (Iterators): Renamed from Macros. All contents
2998 changed to reflect rename of respectively define_code_macro and
2999 define_mode_macro to define_code_iterator and define_mode_iterator.
3000 (Mode Iterators, Code Iterators): Similar.
3001 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3002 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3003 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3004 (initialize_iterators, find_iterator, check_code_iterator)
3005 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3006 (read_mapping, read_rtx_1): Similar.
3007 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3008 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3009 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3010 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3011 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3012 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3013 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3014 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3015 config/rs6000/sync.md, config/rs6000/rs6000.md,
3016 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3017 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3018 config/vax/vax.md, config/bfin/bfin.md: Similar.
3020 2007-08-22 David Daney <ddaney@avtrex.com>
3022 * doc/install.texi (Testing): Mention testing on a simulator.
3024 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3026 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3028 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3029 and rearrange floating point conversion functions into different
3032 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3034 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3035 dfa_post_advance_cycle): New scheduler hooks.
3036 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3037 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3039 (TARGET_SCHED): Use them.
3040 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3041 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3042 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3044 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3045 function to facilitate debugging.
3046 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3047 (output_insn_has_dfa_reservation_p): New static function to output
3048 insn_has_dfa_reservation_p ().
3049 (write_automata): Use it.
3050 * genattr.c (main): Output declaration for
3051 insn_has_dfa_reservation_p ().
3053 2007-08-22 Christian Bruel <christian.bruel@st.com>
3054 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3057 * simplify_rtx (simplify_binary_operation_1): Likewise.
3059 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3061 PR rtl-optimization/32557
3062 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3063 of REGNO (mws->mw_reg).
3065 2007-08-22 Richard Guenther <rguenther@suse.de>
3068 * builtins.c (expand_builtin_int_roundingfn): Replace call
3069 argument wrapped with SAVE_EXPR directly.
3070 (expand_builtin_int_roundingfn_2): Likewise.
3072 2007-08-22 Richard Guenther <rguenther@suse.de>
3074 * tree-inline.c (inlinable_function_p): Restore disregarding
3075 inline limits for GNU extern inline functions.
3077 2007-08-22 Richard Guenther <rguenther@suse.de>
3080 * tree.c (host_integerp): Treat sizetype as signed as it is
3083 2007-08-21 Ian Lance Taylor <iant@google.com>
3085 PR tree-optimization/33134
3086 * tree-vrp.c (adjust_range_with_scev): Call
3087 set_value_range_to_value.
3089 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3091 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3094 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3096 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3099 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3101 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3102 cases to set eight bytes at a time.
3103 (expand_block_move): Likewise.
3105 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3108 * dwarf2out.c (gen_decl_die): Don't call
3109 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3111 2007-08-21 Paul Brook <paul@codesourcery.com>
3112 Nathan Sidwell <nathan@codesourcery.com>
3113 Mark Mitchell <mark@codesourcery.com>
3114 Joseph Myers <joseph@codesourcery.com>
3116 * configure.ac: Add --with-pkgversion and --with-bugurl.
3117 * configure: Regenerate.
3118 * doc/install.texi: Document them.
3119 * version.c (version_string): Remove VERSUFFIX.
3120 (VERSUFFIX): Remove.
3121 (pkgversion_string): New.
3122 (bug_report_url): Do not hard-code initializer.
3123 * version.h (pkgversion_string): Declare.
3124 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3126 (version.o): Define PKGVERSION and BUGURL.
3127 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3128 (%.pod): Define BUGURL.
3129 * gcc.c (process_command, main): Use pkgversion_string.
3130 * toplev.c (compile_file, print_version): Likewise.
3131 * protoize.c (main): Likewise.
3132 * gcov.c (print_version): Likewise. Update copyright date.
3133 * gcov-dump.c (print_version): Likewise. Update copyright date.
3134 * mips-tdump.c (main): Likewise. Update copyright date.
3135 * mips-tfile.c (main): Likewise. Update copyright date.
3136 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3137 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3138 shorten description.
3139 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3140 * doc/gccint.texi: Likewise.
3141 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3142 Update copyright date.
3144 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3147 (ix86_expand_strlensi_unroll_1): Ditto.
3148 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3149 (ix86_expand_carry_flag_compare): Update comment.
3151 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3154 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3155 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3157 2007-08-21 Richard Guenther <rguenther@suse.de>
3159 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3161 2007-08-21 Richard Guenther <rguenther@suse.de>
3164 * fold-const.c (fold_binary): Remove index +p PTR folding.
3165 Fix types of POINTER_PLUS_EXPR generated by folding of
3168 2007-08-20 Chao-ying Fu <fu@mips.com>
3170 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3171 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3172 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3173 (c_common_fixed_point_type_for_size): Declare.
3174 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3175 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3176 (c_token_starts_declspecs): Likewise.
3177 (c_parser_declspecs): Likewise.
3178 (c_parser_attributes): Likewise.
3179 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3180 (c_declspecs): Add saturating_p.
3181 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3182 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3183 _Sat. Handle RID_SAT.
3184 Avoid using void, bool, char, int, float, double, _Decimal32,
3185 _Decimal64, _Decimal128, and complex with _Sat.
3186 Handle RID_FRACT and RID_ACCUM.
3187 Make sure _Sat is used with _Fract or _Accum.
3188 (finish_declspecs): Handle cts_fract and cts_accum.
3189 * c-common.c (fixed-value.h): New include.
3190 (constant_expression_warning): Handle FIXED_CST.
3191 (overflow_warning): Likewise.
3192 (warnings_for_convert_and_check): Likewise.
3193 (c_common_fixed_point_type_for_size): New.
3194 (c_common_type_for_mode): Handle fixed-point modes to
3195 return various saturating/non-saturating, signed/unsigned types.
3196 (c_common_signed_or_unsigned_type): Support fixed-point types.
3197 (shorten_compare): Check fixed-point zero.
3198 Handle FIXED_POINT_TYPE.
3199 (c_common_truthvalue_conversion): Handle FIXED_CST.
3200 Handle FIXED_POINT_TYPE.
3201 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3203 (handle_mode_attribute): Handle fixed-point modes. Need to check
3204 if the signness of base type and fixed-point modes are consistent.
3205 (handle_vector_size_attribute): Handle fixed-point modes.
3206 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3207 (warn_for_div_by_zero): Check fixed-point zero.
3208 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3209 a common fixed-point type based on fbit, ibit, sign, and saturation.
3210 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3211 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3212 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3213 (convert_for_assignment): Support FIXED_POINT_TYPE.
3214 (digest_init): Handle FIXED_POINT_TYPE.
3215 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3216 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3217 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3218 GE_EXPR, LT_EXPR, GT_EXPR.
3219 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3220 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3221 * target.h (gcc_target): Add fixed_point_supported_p.
3222 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3223 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3224 (default_fixed_point_supported_p): Define.
3225 * targhooks.h (default_fixed_point_supported_p): Declare.
3226 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3227 * doc/install.texi (Configuration): Add --enable-fixed-point.
3228 * configure.ac (--enable-fixed-point): New to enable fixed-point
3229 arithmetic extension to C. For mips targets, we enable it by default.
3230 * configure, config.in: Regenerate.
3232 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3234 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3236 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3238 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3239 DWARF2_DEBUGGING_INFO.
3240 (cold_text_section_used): Same.
3241 (cold_text_section): Same.
3243 2007-08-20 Richard Guenther <rguenther@suse.de>
3245 * c-typeck.c (convert_for_assignment): Use the type of
3246 the member for the initialization.
3248 2007-08-20 Richard Guenther <rguenther@suse.de>
3250 * c-objc-common.c (c_disregard_inline_limits): Remove.
3251 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3252 * cgraphunit.c (cgraph_process_new_functions): Call
3253 disregard_inline_limits_p.
3254 (cgraph_preserve_function_body_p): Likewise.
3255 * ipa-inline.c (compute_inline_parameters): Likewise.
3256 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3258 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3259 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3260 disregard_inline_limits langhook.
3261 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3263 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3264 disregard_inline_limits langhook.
3265 * tree-inline.c (disregard_inline_limits_p): New function.
3266 * tree-inline.h (disregard_inline_limits_p): Declare.
3268 2007-08-20 Richard Guenther <rguenther@suse.de>
3270 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3271 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3272 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3273 auto_var_in_fn_p langhook.
3274 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3276 * tree.c (auto_var_in_fn_p): ... here.
3277 (find_var_from_fn): Call auto_var_in_fn_p directly.
3278 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3279 auto_var_in_fn_p langhook.
3280 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3281 (copy_body_r): Likewise.
3282 (self_inlining_addr_expr): Likewise.
3283 * tree.h (auto_var_in_fn_p): Declare.
3285 2007-08-20 Richard Guenther <rguenther@suse.de>
3287 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3288 (walk_type_fields): Take lh parameter.
3289 (walk_tree): Rename to ...
3290 (walk_tree_1): ... this. Do not call the walk_subtrees
3291 langhook but the now passed callback. Pass lh on recursion.
3292 (walk_tree_without_duplicates): Rename to ...
3293 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3294 and call walk_tree_1.
3295 * tree.h (walk_tree_lh): New typedef.
3296 (walk_tree_1): Declare.
3297 (walk_tree_without_duplicates_1): Likewise.
3298 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3299 (walk_tree_without_duplicates): New define to
3300 walk_tree_without_duplicates_1 with NULL lh parameter.
3301 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3302 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3304 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3305 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3306 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3309 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3312 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3313 code in front of the compacting of basic blocks.
3314 Move the folding of statements inbetween the cgraph checking
3315 and compacting of basic blocks.
3317 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3318 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3321 * config/alpha/alpha.c (va_list_skip_additions): Check for
3322 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3323 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3324 PLUS_EXPR when checking ap.__base.
3325 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3326 when doing addition on pointer types. Use size_int instead of
3328 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3329 ptr_type in the second operand.
3331 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3334 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3336 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3339 * cfgexpand.c (expand_one_register_var): Mark pointer
3340 DECL_ARTIFICIAL as REG_POINTER also.
3341 * stmt.c (expand_decl): Likewise.
3343 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3350 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3351 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3352 on_worklist argument and avoid adding things to worklist multiple
3354 (add_to_worklist): Ditto.
3355 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3356 single SFT is clobbered.
3357 (set_initial_properties): Ditto.
3358 (compute_call_clobbered): Update for changes to function
3360 (create_overlap_variables_for): Always create SFT for offset 0.
3361 (create_structure_vars): Handle PHI's, since we are in SSA form at
3363 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3364 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3366 (add_vars_for_offset): Figure out aliases from access + points-to.
3367 (add_virtual_operand): Use add_vars-for_offset.
3368 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3369 (add_call_clobber_ops): Remove makes_clobbering_call set.
3370 (get_expr_operands): Always pass through the INDIRECT_REF
3372 * tree-ssa-structalias.c (struct constraint_graph): Remove
3374 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3375 address_taken, pt_used, number_incoming.
3376 (FIRST_ADDR_NODE): Removed.
3377 (merge_graph_nodes): Remove broken code for the moment.
3378 (init_graph): New function.
3379 (build_pred_graph): Remove code to init_graph.
3380 Add location equivalence support.
3381 (struct scc_info): Rename roots to deleted.
3383 (init_scc_info): Ditto
3384 (init_topo_info): Use graph->size.
3385 (compute_topo_order): Ditto.
3386 (do_da_constraint): Removed.
3387 (do_sd_constraint): Remove calls to find().
3388 set_union_with_increment should always get 0 as last arg here.
3389 (do_complex_constraint): Replace do_da_constraint with assert.
3391 (struct equiv_class_label): New.
3392 (pointer_equiv_class_table): Ditto.
3393 (location_equiv_class_table): Ditto.
3394 (equiv_class_label_hash): Ditto.
3395 (equiv_class_label_eq): Ditto
3396 (equiv_class_lookup): Ditto.
3397 (equiv_class_ladd): Ditto.
3398 (pointer_equiv_class): Ditto.
3399 (location_equiv_class): Ditto.
3400 (condense_visit): Rename and rewrite from label_visit to do only
3401 SCC related stuff for HU.
3402 (label_visit): Do HU work for HU.
3403 (perform_var_substitution): Update to do HU and location
3405 (free_var_substitution_info): Update to free HU and location
3406 equivalence structures. */
3407 (find_equivalent_node): Update for pointer but not location
3409 (unite_pointer_equivalences): New function.
3410 (move_complex_constraints): Rewrite to only do moving.
3411 (rewrite_constraints): Split out of move_complex_constraints.
3412 (solve_graph): Use graph->size.
3413 (process_constraint_1): Add from_call argument, use it.
3414 Split *a = &b into two constraints.
3415 (process_constraint): Use new process_constraint_1.
3416 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3417 (get_constraint_for): Handle non-pointer integers properly.
3418 Remove code that used to handle structures.
3419 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3420 with unknown addends.
3421 (handle_rhs_call): New function.
3422 (find_func_aliases): Use handle_rhs_call.
3423 (set_uids_in_ptset): Add an assert.
3424 (set_used_smts): Fix bug in not considering unified vars.
3425 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3426 (compute_points_to_sets): Update for other function changes.
3427 (delete_points_to_sets): Ditto.
3428 (ipa_pta_execute): Ditto.
3429 (pass_ipa_pta): We need to update SSA after ipa_pta.
3431 2007-08-19 Jan Hubicka <jh@suse.cz>
3433 * i386.md: Replace "rim" and "mri" constraints by "g".
3435 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3437 * dwarf2out.c (text_section_used, cold_text_section_used,
3438 cold_text_section, dwarf2out_note_section_used): New.
3439 (dwarf2out_init): Initialize cold_text_section.
3440 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3441 dwarf2out_note_section_used.
3442 (size_of_aranges): Only count entry for text section if it was
3443 used. Count entry for cold text section if it was used.
3444 (output_aranges): Only output entries for text section and cold
3445 text section if they were used.
3447 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3449 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3451 (debug_generic_stmt): Likewise.
3452 (debug_tree_chain): Likewise.
3454 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3456 * tree-data-refs.c (split_constant_offset): Expose.
3457 * tree-data-refs.h (split_constant_offset): Add declaration.
3459 * tree-vectorizer.h (dr_alignment_support): Renamed
3460 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3461 Added a new value dr_explicit_realign.
3462 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3463 dr_offset, dr_step, and dr_aligned_to, along with new access
3464 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3465 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3466 STMT_VINFO_DR_ALIGNED_TO.
3468 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3470 In case of outer-loop vectorization with non-fixed misalignment - use
3471 the dr_explicit_realign scheme instead of the optimized realignment
3473 (new_stmt_vec_info): Initialize new fields.
3475 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3476 'nested_in_vect_loop' case. Change verbosity level.
3477 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3478 Don't fail on zero step in the outer-loop for loads.
3479 (vect_analyze_data_refs): Call split_constant_offset to calculate
3480 base, offset and init relative to the outer-loop.
3482 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3483 BSI function argument with a new function argument - at_loop.
3484 Simplify the condition that determines STEP. Takes additional argument
3485 INV_P. Support outer-loop vectorization (handle the
3486 nested_in_vect_loop case), including zero step in the outer-loop. Call
3487 vect_create_addr_base_for_vector_ref with additional argument.
3488 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3489 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3490 Fixed and simplified calculation of step.
3491 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3492 of bsi, and with additional argument. Call bump_vector_ptr with
3493 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3494 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3495 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3496 when the realignment setup needs to take place inside the loop.
3497 Support the dr_explicit_realign scheme. Allow generating the optimized
3498 realignment scheme for outer-loop vectorization. Added documentation.
3499 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3500 the 'nested_in_vect_loop' case, including loads that are invariant in
3501 the outer-loop and the realignment schemes. Handle the case when the
3502 realignment setup needs to take place inside the loop. Call
3503 vect_setup_realignment with additional arguments. Call
3504 vect_create_data_ref_ptr with additional argument and with loop instead
3505 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3506 (vect_gen_niters_for_prolog_loop): Call
3507 vect_create_addr_base_for_vector_ref with additional arguments.
3508 (vect_create_cond_for_align_checks): Likewise.
3509 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3510 scheme: takes additional argument bump; argument ptr_incr is now
3511 optional; updated documentation.
3512 (vect_init_vector): Takes additional argument (bsi). Use it, if
3513 available, to insert the vector initialization.
3514 (get_initial_def_for_induction): Pass additional argument in call to
3516 (vect_get_vec_def_for_operand): Likewise.
3517 (vect_setup_realignment): Likewise.
3518 (vectorizable_load): Likewise.
3520 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3522 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3523 as argument instead of struct loop.
3524 (nested_in_vect_loop_p): New function.
3525 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3527 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3528 from other phis in the loop.
3529 (destroy_loop_vec_info): Add additional argument to declaration.
3531 * tree-vectorizer.c (supportable_widening_operation): Also check if
3532 nested_in_vect_loop_p (don't allow changing the order in this case).
3533 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3534 of struct loop. Call nested_in_vect_loop_p and don't require
3535 flag_unsafe_math_optimizations if it returns true.
3536 (new_stmt_vec_info): When setting def_type for phis differentiate
3537 loop-header phis from other phis.
3538 (bb_in_loop_p): New function.
3539 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3540 just update their loop_vinfo. Order of BB traversal now matters -
3541 call dfs_enumerate_from with bb_in_loop_p.
3542 (destroy_loop_vec_info): Takes additional argument to control whether
3543 stmt_vinfo of the loop stmts should be destroyed as well.
3544 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3545 reduction stmt to be defines by a non loop-header phi.
3546 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3548 * tree-vect-transform.c (vectorizable_reduction): Call
3549 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3550 (vectorizable_call): Likewise.
3551 (vectorizable_conversion): Likewise.
3552 (vectorizable_operation): Likewise.
3553 (vectorizable_type_promotion): Likewise.
3554 (vectorizable_type_demotion): Likewise.
3555 (vectorizable_store): Likewise.
3556 (vectorizable_live_operation): Likewise.
3557 (vectorizable_reduction): Likewise. Also pass loop_info to
3558 vect_is_simple_reduction instead of loop.
3559 (vect_init_vector): Call nested_in_vect_loop_p.
3560 (get_initial_def_for_reduction): Likewise.
3561 (vect_create_epilog_for_reduction): Likewise.
3562 (vect_init_vector): Check which loop to work with, in case there's an
3564 (get_initial_def_for_inducion): Extend to handle outer-loop
3565 vectorization. Fix indentation.
3566 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3567 In the case vect_induction_def get the vector def from the induction
3568 phi node, instead of calling get_initial_def_for_inducion.
3569 (get_initial_def_for_reduction): Extend to handle outer-loop
3571 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3573 (vect_transform_loop): Change assert to just skip this case. Add a
3575 (vect_finish_stmt_generation): Add a couple asserts.
3577 (vect_estimate_min_profitable_iters): Multiply
3578 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3580 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3581 this is an inner-loop reduction in outer-loop vectorization.
3583 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3584 Same code as what used to be vect_analyze_scalar_cycles, only with
3585 additional argument loop, and loop_info passed to
3586 vect_is_simple_reduction instead of loop.
3587 (vect_analyze_scalar_cycles): Code factored out into
3588 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3589 Updated documentation.
3590 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3591 outer-loop vectorization that are live or not used in the outerloop,
3592 cause this requires special handling.
3593 (vect_enhance_data_refs_alignment): Don't consider versioning for
3595 (vect_analyze_data_refs): Check that there are no datarefs in the
3597 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3598 and vect_used_in_outer_by_reduction cases.
3599 (process_use): Also consider the case of outer-loop stmt defining an
3600 inner-loop stmt and vice versa.
3601 (vect_analyze_loop_1): New function.
3602 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3603 loops. Call vect_analyze_loop_1.
3604 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3605 been vectorized. Call destroy_loop_vec_info with additional argument.
3607 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3608 in the inner-loop when doing outer-loop vectorization. Add
3609 documentation and printout.
3610 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3611 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3613 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3615 * tree-affine.h (print_aff): New prototype.
3616 (debug_aff): Likewise.
3617 * tree-affine.c (print_aff): New function.
3618 (debug_aff): Likewise.
3620 2007-08-18 Paul Brook <paul@codesourcery.com>
3621 Joseph Myers <joseph@codesourcery.com>
3623 * common.opt (-fdebug-prefix-map=): New option.
3624 * opts.c: Include debug.h.
3625 (common_handle_option): Handle -fdebug-prefix-map.
3626 * final.c: Include ggc.h.
3627 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3628 remap_debug_filename): New.
3629 * Makefile.in (final.o, opts.o): Update dependencies.
3630 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3631 * configure.ac: Check for assembler --debug-prefix-map support.
3632 * configure, config.in: Regenerate.
3633 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3634 (ASM_DEBUG_SPEC): Include ASM_MAP.
3635 * doc/install.texi (--with-debug-prefix-map): Document.
3636 * doc/invoke.texi (-fdebug-prefix-map): Document.
3637 * dbxout.c (dbxout_init, dbxout_start_source_file,
3638 dbxout_source_file): Call remap_debug_filename.
3639 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3640 dwarf2out_start_source_file, dwarf2out_finish): Call
3641 remap_debug_filename.
3642 (file_table_relative_p): Do not check d->emitted_number.
3643 * toplev.c (output_file_directive): Call remap_debug_filename.
3644 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3645 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3647 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3649 * loop-invariant.c (find_invariants_to_move): Add missing macro
3652 2007-08-17 Tom Tromey <tromey@redhat.com>
3654 * tree.h (struct tree_label_decl): Removed old "java" fields.
3656 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3657 Nigel Stephens <nigel@mips.com>
3659 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3660 Treat -mno-data-in-code and -mcode-xonly as aliases for
3661 -mcode-readable=no and -mcode-readable=pcrel respectively.
3662 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3663 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3664 (MULTILIB_DIRNAMES): Update accordingly.
3666 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3668 * Makefile.in (version.o): Depend on $(REVISION) only if
3669 REVISION_s is defined.
3671 2007-08-17 Sa Liu <saliu@de.ibm.com>
3672 Ulrich Weigand <uweigand@de.ibm.com>
3675 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3676 use build_qualified_type to retain qualifiers of the base type.
3678 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3680 * config/score/score.md : Update pattern tablejump.
3681 * config/score/score.c : Update score_initialize_trampoline
3683 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3684 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3685 * doc/contrib.texi: Add my entry.
3687 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3689 * Makefile.in (REVISION): New.
3692 (version.o): Also depend on $(REVISION). Add
3693 -DREVISION=$(REVISION_s).
3695 * version.c (version_string): Add REVISION.
3697 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3699 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3700 of GOTO that's relocated to a different block.
3702 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3704 * c-common.c (const_strip_array_types): New.
3705 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3706 (const_strip_array_types): New.
3707 * c-objc-common.c (c_disregard_inline_limits,
3708 c_warn_unused_global_decl): Constify.
3709 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3710 c_vla_type_p, c_incomplete_type_error): Likewise.
3711 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3712 * hooks.c (hook_bool_const_tree_false): New.
3713 * hooks.h (hook_bool_const_tree_false): Likewise.
3714 * langhooks-def.h (lhd_warn_unused_global_decl,
3715 lhd_incomplete_type_error, lhd_expr_size,
3716 lhd_tree_inlining_disregard_inline_limits,
3717 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3718 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3719 * langhooks.c (lhd_warn_unused_global_decl,
3720 lhd_incomplete_type_error,
3721 lhd_tree_inlining_disregard_inline_limits,
3722 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3723 lhd_expr_size): Likewise.
3724 * langhooks.h (lang_hooks_for_tree_inlining,
3725 lang_hooks_for_tree_dump, lang_hooks_for_types,
3726 lang_hooks_for_decls, lang_hooks): Likewise.
3727 * pointer-set.c (pointer_set_t, pointer_set_create,
3728 pointer_set_contains, insert_aux, pointer_set_insert,
3729 pointer_set_traverse, pointer_map_t, pointer_map_create,
3730 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3732 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3733 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3734 pointer_map_traverse): Likewise.
3735 * predict.c (assert_is_empty): Likewise.
3736 * tree-affine.c (free_name_expansion): Likewise.
3737 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3738 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3739 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3741 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3743 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3745 (destroy_loop_vec_info): Add call to VEC_free.
3746 * tree-vectorizer.h (may_alias_ddrs): Define.
3747 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3748 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3749 Change reporting to dump.
3750 (vect_is_duplicate_ddr): New.
3751 (vect_mark_for_runtime_alias_test): New.
3752 (vect_analyze_data_ref_dependences) Add call to
3753 vect_mark_for_runtime_alias_test.
3754 (vect_enhance_data_refs_alignment): Define local variable
3755 vect_versioning_for_alias_required, don't perform
3756 peeling for alignment if versioning for alias is
3758 (vect_enhance_data_refs_alignment): Use
3759 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3760 PARAM_VECT_MAX_VERSION_CHECKS.
3761 * tree-vect-transform.c
3762 (vect_create_cond_for_alias_checks): New.
3763 (vect_transform_loop): Add call to
3764 vect_create_cond_for_alias_checks.
3765 (vect_vfa_segment_size): New.
3766 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3768 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3769 * gcc/doc/invoke.texi
3770 (vect-max-version-for-alignment-checks): Document.
3771 (vect-max-version-for-alias-checks): Document.
3772 (vect-max-version-checks): Remove.
3774 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3777 the same line as the instruction for all asm dialects.
3778 (*rep_movsi): Ditto.
3779 (*rep_movsi_rex64): Ditto.
3780 (*rep_movqi): Ditto.
3781 (*rep_movqi_rex64): Ditto.
3782 (*rep_stosdi_rex64): Ditto.
3783 (*rep_stossi): Ditto.
3784 (*rep_stossi_rex64): Ditto.
3785 (*rep_stosqi): Ditto.
3786 (*rep_stosqi_rex64): Ditto.
3787 (*cmpstrnqi_nz_1): Ditto.
3788 (*cmpstrnqi_nz_rex_1): Ditto.
3789 (*cmpstrnqi_1): Ditto.
3790 (*cmpstrnqi_rex_1): Ditto.
3791 (*strlenqi_1): Ditto.
3792 (*strlenqi_rex_1): Ditto.
3793 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3794 prefix on the same line as the instruction for all asm dialects.
3795 (sync_double_compare_and_swap<mode>): Ditto.
3796 (*sync_double_compare_and_swapdi_pic): Ditto.
3797 (*sync_compare_and_swap_cc<mode>): Ditto.
3798 (sync_double_compare_and_swap_cc<mode>): Ditto.
3799 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3800 (sync_old_add<mode>): Ditto.
3801 (sync_add<mode>): Ditto.
3802 (sync_sub<mode>): Ditto.
3803 (sync_ior<mode>): Ditto.
3804 (sync_and<mode>): Ditto.
3805 (sync_xor<mode>): Ditto.
3807 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3810 * reload.c (find_reloads): Check that the memory returned by
3811 find_reloads_toplev was not the result of forcing a constant
3813 (find_reloads_toplev): Always use simplify_gen_subreg to get
3814 the subreg of a constant. If the result is also a constant,
3815 but not a legitimate one, force it into the constant pool
3816 and reload its address.
3818 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3820 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3823 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3825 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3826 directive for the current vector ABI.
3828 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3831 * caller-save.c (reg_save_code): Set invalide status on restore code.
3833 2007-08-15 Diego Novillo <dnovillo@google.com>
3835 * tree-ssa-alias.c (compute_memory_partitions): Use
3836 alias_bitmap_obstack to allocate bitmaps.
3837 (reset_alias_info): Factor out of init_alias_info.
3838 Mark all name tags not associated to an SSA name for renaming.
3839 (init_alias_info): Call it.
3840 (create_name_tags): Tidy. Add comments.
3841 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3843 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3845 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3846 scheduler dependencies.
3848 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3850 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3852 (*iorsi_1_zext): Likewise.
3853 (*iorsi_1_zext_imm): Likewise.
3854 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3855 with "rm"/"xm" constraint.
3856 (sse2_vmsqrtv2df2): Likewise.
3858 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3861 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3864 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3866 * tree-pass.h (PROP_pta): Removed.
3867 (TODO_rebuild_alias): New.
3868 (pass_may_alias): Removed.
3869 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3870 aliasing if we changed something.
3871 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3873 (pass_may_alias): Removed.
3874 (create_structure_vars): Return TODO_rebuild_alias.
3875 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3876 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3878 (tree_sra_early): We never affect aliasing right now.
3879 * tree-flow.h (compute_may_aliases): New prototype.
3880 * passes.c: Remove pass_may_alias from the passes.
3881 (execute_function_todo): Support TODO_rebuild_alias.
3883 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3885 * i386.c: (legitimize_address): Move dllimported variable check
3886 infront of legitimizing pic address of CONST symbols.
3888 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3890 PR tree-optimization/32941
3891 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3892 (goto_queue_cmp): Remove.
3893 (find_goto_replacement): Change search method.
3894 (maybe_record_in_goto_queue): Add assert.
3895 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3896 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3898 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * alias.c (component_uses_parent_alias_set): Constify.
3901 * alias.h (component_uses_parent_alias_set): Likewise.
3902 * cfgrtl.c (print_rtl_with_bb): Likewise.
3903 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3904 mpz_get_double_int): Likewise.
3905 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3906 mpz_get_double_int): Likewise.
3907 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3908 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3910 * expr.h (safe_from_p): Likewise.
3911 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3913 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3914 zero_sized_type, goa_lhs_expr_p): Likewise.
3915 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3916 * rtl.h (print_rtl_with_bb): Likewise.
3917 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3918 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3919 * tree-flow-inline.h (bb_stmt_list): Constify.
3920 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3922 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3923 const_first_stmt, const_last_stmt): New.
3924 (block_may_fallthru, empty_block_p): Constify.
3925 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3926 EXPR_ONLY_BODY): New.
3927 (expr_first, expr_last, expr_only): Use macro for body.
3928 (const_expr_first, const_expr_last, const_expr_only): New.
3929 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3930 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3931 ctsi_prev, ctsi_stmt): New.
3932 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3933 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3934 * tree-ssa-loop-niter.c (loop_only_exit_p,
3935 derive_constant_upper_bound): Likewise.
3936 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3937 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3938 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3939 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3940 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3941 * tree.c (get_type_static_bounds): Likewise.
3942 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3943 (get_type_static_bounds): Constify.
3945 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3948 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3949 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3950 (*<addsub><mode>3_cc_overflow): New.
3951 (*add<mode>3_cconly_overflow): New.
3952 (*sub<mode>3_cconly_overflow): New.
3953 (*<addsub>si3_zext_cc_overflow): New.
3954 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3955 CCCmode for LTU, GTU, LEU and GEU.
3956 (ix86_comparison_operator): Likewise.
3957 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3958 * config/i386/i386.c (put_condition_code): Support CCCmode.
3959 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3960 or MINUS expressions.
3962 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3965 * c-typeck.c (build_binary_op): Disallow vector float types with
3966 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3968 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3970 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3971 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3972 (dep_def): New typedef.
3973 (init_dep_1, sd_debug_dep): Declare functions.
3974 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3975 (debug_dep_links): Remove.
3976 (struct _deps_list): New field 'n_links'.
3977 (DEPS_LIST_N_LINKS): New macro.
3978 (FOR_EACH_DEP_LINK): Remove.
3979 (create_deps_list, free_deps_list, delete_deps_list): Remove
3981 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3982 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3983 (copy_deps_list_change_con, move_dep_link): Ditto.
3984 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3985 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3987 (INSN_BACK_DEPS): Remove.
3988 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3990 (INSN_DEP_COUNT): Remove.
3991 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3992 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3993 Declare global variables.
3994 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3995 (add_forw_dep, compute_forward_dependences): Remove declarations.
3996 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3997 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3998 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4000 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4002 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4003 (sd_list_types_def): New typedef.
4004 (sd_next_list): Declare function.
4005 (struct _sd_iterator): New type.
4006 (sd_iterator_def): New typedef.
4007 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4009 (FOR_EACH_DEP): New cycle wrapper.
4010 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4012 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4013 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4016 * sched-deps.c (init_dep_1): Make global.
4017 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4019 (dump_dep): New static function.
4020 (dump_dep_flags): New static variable.
4021 (sd_debug_dep): New function.
4022 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4024 (move_dep_link): Use remove_from_deps_list (), instead of
4026 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4027 (dep_link_is_detached_p): New static function.
4028 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4030 (dn_pool, dl_pool): New alloc_pools.
4031 (dn_pool_diff, dl_pool_diff): New static variables.
4032 (create_dep_node, delete_dep_node): New static function.
4033 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4034 (deps_list_empty_p): Make it static. Use 'n_links' field.
4035 (deps_pools_are_empty_p): New static function.
4036 (alloc_deps_list, delete_deps_list): Remove.
4037 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4038 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4039 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4040 (forward_dependency_cache): Remove.
4041 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4042 'back' from the names. Change signature to use dep_t instead of
4044 (add_back_dep): Ditto. Make global.
4045 (check_dep_status): Rename to check_dep ().
4046 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4048 (sd_finish_insn): Ditto.
4049 (sd_find_dep_between_no_cache): New static function.
4050 (sd_find_dep_between): New function.
4051 (ask_dependency_caches, set_dependency_caches): New static functions.
4052 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4053 (add_or_update_dep_1): Separate pieces of functionality into
4054 ask_dependency_caches (), update_dependency_caches (),
4055 change_spec_dep_to_hard (), update_dep ().
4056 (get_back_and_forw_lists): New static function.
4057 (sd_add_dep): Separate setting of dependency caches into
4058 set_dependency_caches ().
4059 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4061 (sd_delete_dep): Ditto.
4062 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4063 (dump_lists): New static function.
4064 (sd_debug_lists): New debug function.
4065 (delete_all_dependences, fixup_sched_groups): Update to use
4066 sd_* infrastructure.
4067 (sched_analyze_2): Create data-speculative dependency only if
4068 data-speculation is enabled.
4069 (sched_analyze_insn): If insn cannot be speculative, make all its
4070 dependencies non-speculative.
4071 (sched_analyze): Use sd_init_insn ().
4072 (add_forw_dep, compute_forward_dependencies): Remove.
4073 (delete_dep_nodes_in_back_deps): New static function.
4074 (sched_free_deps): New function.
4075 (init_dependency_caches): Init alloc_pools.
4076 (extend_depedency_caches): Update after removing of
4077 forward_dependency_cache.
4078 (free_dependency_caches): Ditto. Free alloc_pools.
4079 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4080 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4082 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4083 (add_dependence): Use init_dep ().
4084 (get_dep_weak_1): New static function.
4085 (get_dep_weak): Move logic to get_dep_weak_1 ().
4086 (dump_ds): New static function moved from haifa-sched.c:
4087 debug_spec_status ().
4088 (debug_ds): New debug function.
4089 (check_dep_status): Rename to check_dep (). Update to check whole
4092 * haifa-sched.c (spec_info): Make global.
4093 (added_recovery_block_p): Rename to
4094 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4095 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4096 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4097 to use new interfaces.
4098 (ok_for_early_queue_removal): Ditto.
4099 (schedule_block): Initialize logical uids of insns emitted by the
4101 (sched_init): Initialize new variable.
4102 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4104 (extend_global): Initialize insn data.
4105 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4106 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4108 (add_to_speculative_block): Update to use new interfaces.
4109 (create_recovery_block): Set new variables.
4110 (create_check_block_twin, fix_recovery_deps): Update to use new
4112 (sched_insn_is_legitimate_for_speculation_p): New function.
4113 (speculate_insn): Move checking logic to
4114 sched_insn_is_legitimate_for_speculation_p ().
4115 (sched_remove_insn): Finalize sched-deps information of instruction.
4116 (clear_priorities, add_jump_dependencies): Update to use new
4118 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4120 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4121 to use new interfaces.
4122 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4123 (new_ready): Try to use control speculation only if it is available.
4124 (add_branch_dependences): Update to use new interfaces.
4125 (compute_block_backward_dependences): Rename to
4126 compute_block_dependences (). Call
4127 targetm.sched.dependencies_evaluation_hook ().
4128 (free_block_dependencies): New static function.
4129 (debug_dependencies): Update to use new interfaces.
4130 (schedule_region): Remove separate computation of forward dependencies.
4131 Move call of targetm.sched.dependencies_evaluation_hook () to
4132 compute_block_dependences (). Free dependencies at the end of
4133 scheduling the region.
4135 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4137 (add_deps_for_risky_insns): Ditto.
4138 (schedule_ebb): Remove separate computation of forward dependencies.
4139 Free dependencies at the end of scheduling the ebb.
4141 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4142 (build_intra_loop_deps): Ditto. Remove separate computation of
4143 forward dependencies. Free sched-deps dependencies.
4145 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4146 to use new interfaces.
4147 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4149 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4151 (is_costly_group): Ditto.
4153 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4155 * alias.c (rtx_equal_for_memref_p): Constify.
4156 * basic-block.h (const_edge, const_basic_block): New.
4157 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4158 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4159 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4160 probably_never_executed_bb_p, edge_probability_reliable_p,
4161 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4162 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4164 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4165 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4167 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4168 flow_nodes_print, dfs_enumerate_from): Likewise.
4169 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4170 control_flow_insn_p, count_basic_blocks): Likewise.
4171 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4172 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4173 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4174 average_num_loop_insns, loop_exit_edge_p,
4175 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4176 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4177 average_num_loop_insns, seq_cost): Likewise.
4178 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4179 * dominance.c (dominated_by_p): Likewise.
4180 * emit-rtl.c (validate_subreg): Likewise.
4181 * except.c (can_throw_internal, can_throw_external): Likewise.
4182 * except.h (can_throw_internal, can_throw_external): Likewise.
4183 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4184 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4185 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4186 simple_mem, store_ops_ok, load_kills_store, find_loads,
4187 store_killed_in_insn, store_killed_after, store_killed_before,
4188 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4190 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4191 noce_mem_write_may_trap_or_fault_p): Likewise.
4192 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4194 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4196 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4197 probably_cold_bb_p, probably_never_executed_bb_p,
4198 edge_probability_reliable_p, br_prob_note_reliable_p,
4199 can_predict_insn_p): Likewise.
4200 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4201 * resource.c (return_insn_p): Likewise.
4202 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4204 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4205 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4206 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4207 verify_gimple_modify_stmt): Likewise.
4208 * tree-chrec.c (is_not_constant_evolution,
4209 is_multivariate_chrec_rec, is_multivariate_chrec,
4210 chrec_contains_symbols, chrec_contains_undetermined,
4211 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4212 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4213 eq_evolutions_p, scev_direction): Likewise.
4214 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4215 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4216 chrec_contains_symbols_defined_in_loop,
4217 chrec_contains_undetermined, tree_contains_chrecs,
4218 evolution_function_is_affine_multivariate_p,
4219 evolution_function_is_univariate_p, chrec_zerop,
4220 evolution_function_is_constant_p, evolution_function_is_affine_p,
4221 evolution_function_is_affine_or_constant_p,
4222 tree_does_not_contain_chrecs, chrec_type): Likewise.
4223 * tree-data-ref.c (tree_fold_divides_p,
4224 object_address_invariant_in_loop_p, dr_may_alias_p,
4225 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4226 same_access_functions, constant_access_functions,
4227 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4229 * tree-flow.h (scev_direction): Likewise.
4230 * tree-gimple.c (is_gimple_stmt): Likewise.
4231 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4233 * tree-pretty-print.c (op_prio): Likewise.
4234 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4235 analyzable_condition, backedge_phi_arg_p): Likewise.
4236 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4237 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4238 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4241 2007-08-13 Dan Hipschman <dsh@google.com>
4244 * c-format.c (check_format_arg): Move check for zero-length
4245 format strings below the check for unterminated strings.
4247 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4250 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4253 2007-08-13 Nick Clifton <nickc@redhat.com>
4255 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4257 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4260 * c-format.c (gcc_gfc_length_specs): New array.
4261 (gcc_gfc_char_table): Add unsigned specifier, and references to
4262 the l length modifier.
4263 (format_types_orig): Use the new gcc_gfc_length_specs.
4265 2007-08-12 Sa Liu <saliu@de.ibm.com>
4267 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4268 and with REG_RETVAL note after split.
4270 2007-08-11 David Daney <ddaney@avtrex.com>
4272 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4273 as ATTRIBUTE_UNUSED.
4275 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4276 Segher Boessenkool <segher@kernel.crashing.org>
4278 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4279 HAVE_LOCAL_CPU_DETECT not defined.
4281 2007-08-11 Jan Hubicka <jh@suse.cz>
4283 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4284 (cgraph_process_new_functions): Honor previous value of
4285 disregard_inline_limits.
4286 * ipa-inline.c (compute_inline_parameters): Likewise.
4288 2007-08-11 Ian Lance Taylor <iant@google.com>
4290 * alias.h (alias_set_type): Define new type.
4291 (ALIAS_SET_MEMORY_BARRIER): Use it.
4292 * rtl.h: Include alias.h.
4293 (struct mem_attrs): Use alias_set_type.
4294 * tree.h: Include alias.h
4295 (struct tree_type): Use alias_set_type.
4296 (struct tree_struct_field_tag): Likewise.
4297 (struct tree_decl_common): Likewise.
4298 * alias.c (struct alias_set_entry): Use alias_set_type.
4299 (get_alias_set_entry, alias_set_subset_of): Likewise.
4300 (alias_sets_conflict_p): Likewise.
4301 (alias_sets_must_conflict_p): Likewise.
4302 (objects_must_conflict_p): Likewise.
4303 (get_alias_set, new_alias_set): Likewise.
4304 (record_alias_subset, record_component_aliases): Likewise.
4305 (varargs_set, frame_set): Change to alias_set_type.
4306 (get_varargs_alias_set): Use alias_set_type.
4307 (get_frame_alias_set): Likewise.
4308 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4309 * dse.c (struct store_info): Use alias_set_type.
4310 (struct read_info, struct clear_alias_mode_holder): Likewise.
4311 (clear_alias_set_lookup, canon_address): Likewise.
4312 (record_store, check_mem_read_rtx): Likewise.
4313 (dse_record_singleton_alias_set): Likewise.
4314 (dse_invalidate_singleton_alias_set): Likewise.
4315 * emit-rtl.c (get_mem_attrs): Likewise.
4316 (set_mem_attributes_minus_bitpos): Likewise.
4317 (set_mem_alias_set): Likewise.
4318 * expr.c (store_constructor_field, store_field): Likewise.
4319 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4320 * langhooks.c (lhd_get_alias_set): Likewise.
4321 * langhooks-def.h (lhd_get_alias_set): Likewise.
4322 * reload1.c (alter_reg): Likewise.
4323 * tree-flow.h (struct fieldoff): Likewise.
4324 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4325 (may_alias_p, get_smt_for, create_sft): Likewise.
4326 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4327 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4328 (merge_smts_into): Likewise.
4329 * varasm.c (const_alias_set): Likewise.
4330 * c-common.c (strict_aliasing_warning): Likewise.
4331 (c_common_get_alias_set): Likewise.
4332 * dse.h (dse_record_singleton_alias_set): Update declaration.
4333 (dse_invalidate_singleton_alias_set): Likewise.
4334 * emit-rtl.h (set_mem_alias_set): Likewise.
4335 * c-common.h (c_common_get_alias_set): Likewise.
4336 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4337 * print-tree.c (print_node): Likewise.
4338 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4340 (alpha_setup_incoming_varargs): Use alias_set_type.
4341 * config/i386/i386.c (setup_incoming_varargs_64): Use
4343 (setup_incoming_varargs_ms_64): Likewise.
4344 (ix86_GOT_alias_set): Likewise.
4345 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4346 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4347 (set): Change to alias_set_type.
4348 (get_TOC_alias_set): Use alias_set_type.
4349 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4351 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4352 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4354 (struct_value_alias_set): Likewise.
4355 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4357 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4359 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4360 * config/vxworks.h (TARGET_VXWORKS): Override.
4361 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4362 "mips" if TARGET_VXWORKS.
4364 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4366 * calls.c (avoid_likely_spilled_reg): New function.
4367 (expand_call): Use it.
4369 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4371 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4373 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4375 * config/mips/predicates.md (const_call_insn_operand): Invoke
4376 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4378 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4381 * config/rs6000/driver-rs6000.c: Include link.h.
4382 Use ElfW instead of wordsize-specif typedef.
4384 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4386 * system.h (CONST_CAST): New.
4387 * c-decl.c (c_make_fname_decl): Use it.
4388 * c-lex.c (cb_ident, lex_string): Likewise.
4389 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4390 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4391 give_switch, set_multilib_dir): Likewise.
4392 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4393 * passes.c (execute_one_pass): Likewise.
4394 * prefix.c (update_path): Likewise.
4395 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4396 * tree.c (build_string): Likewise.
4398 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4400 * tree-flow-inline.h (is_exec_stmt): Remove.
4401 (is_label_stmt): Remove.
4402 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4405 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4407 * lower-subreg.c (resolve_shift_zext): Don't adjust
4408 src_reg_num for wordmode operands.
4410 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4411 David Ung <davidu@mips.com>
4413 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4414 (TARGET_SCHED_REORDER2): Define.
4415 (mips_maybe_swap_ready): New.
4416 (mips_last_74k_agen_insn): New.
4417 (mips_74k_agen_init): New.
4418 (mips_74k_agen_reorder): New function to group loads and stores
4420 (mips_sched_init): New.
4421 (mips_sched_reorder): Don't do initialization here. Call
4422 mips_74k_agen_reorder.
4423 (mips_variable_issue): Call mips_74k_agen_init.
4425 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4427 * tree-flow-inline.h (get_filename): Remove.
4429 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4431 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4433 (mips_fetch_insns): Delete in favor of...
4434 (mips_load_store_insns): ...this new function.
4435 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4436 to say whether multiword moves _might_ be split.
4437 (mips_fetch_insns): Delete in favor of...
4438 (mips_load_store_insns): ...this new function.
4439 (mips_rtx_costs): Update the call to mips_address_insns.
4440 (mips_address_cost): Likewise.
4441 * config/mips/mips.md (length): Use mips_load_store_insns instead
4442 of mips_fetch_insns.
4443 * config/mips/constraints.md (R): Use mips_address_insns rather
4444 than mips_fetch_insns. Assume that the move never needs to be split.
4446 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4448 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4449 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4450 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4451 * config/mips/mips.h (mips16_hard_float): Delete.
4452 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4453 definitions, and replace with....
4454 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4455 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4456 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4457 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4458 (override_options): Replace MASK_SOFT_FLOAT references with
4459 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4460 and mips16_hard_float when TARGET_MIPS16.
4462 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4465 * c-typeck.c (build_binary_op): Check for non pointer types before
4466 calling int_fits_type_p.
4468 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4471 * fold-const.c (omit_one_operand): Return only the ommitted expression
4472 if the result is an empty statement.
4473 (pedantic_omit_one_operand): Likewise.
4475 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4477 * c-typeck.c (readonly_error): Improve error for assignment.
4479 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4481 (pp_c_expression): Ditto.
4483 2007-08-09 Simon Baldwin <simonb@google.com>
4485 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4486 break that was preventing simplify_associative_operation() for xor.
4488 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4489 Nigel Stephens <nigel@mips.com>
4491 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4492 Document change in interpretation of value from boolean to
4494 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4495 ffs and ctz using clz.
4496 (expand_unop): Call them.
4497 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4499 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4500 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4501 enable the new ffs expansion on this target.
4503 2007-08-09 Jan Hubicka <jh@suse.cz>
4505 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4506 (expand_ternary_op): Likewise.
4507 (expand_vec_shift_expr): Likewise.
4508 (expand_binop_directly): Likewise.
4509 (expand_binop): Likewise.
4510 (sign_expand_binop): Likewise.
4511 (expand_twoval_unop): Likewise.
4512 (expand_twoval_binop): Likewise.
4513 (expand_twoval_binop_libfunc): Likewise.
4514 (widen_clz): Likewise.
4515 (widen_bswap): Likewise.
4516 (expand_parity): Likewise.
4517 (expand_unop): Likewise.
4518 (expand_abs_nojump): Likewise.
4519 (expand_copysign): Likewise.
4520 (emit_no_conflict_block): Likewise.
4521 (emit_libcall_block): Likewise.
4522 (can_compare_p): Likewise.
4523 (prepare_cmp_insn): Likewise.
4524 (emit_cmp_and_jump_insn_1): Likewise.
4525 (prepare_float_lib_cmp): Likewise.
4526 (emit_conditional_add): Likewise.
4527 (gen_add2_insn): Likewise.
4528 (have_add2_insn): Likewise.
4529 (gen_sub2_insn): Likewise.
4530 (have_sub2_insn): Likewise.
4531 (can_extend_p): Likewise.
4532 (can_fix_p): Likewise.
4533 (can_float_p): Likewise.
4534 (expand_float): Likewise.
4535 (expand_fix): Likewise.
4536 (expand_sfix_optab): Likewise.
4537 (new_optab): Likewise.
4538 (new_convert_optab): Likewise.
4539 (init_libfuncs): Likewise.
4540 (init_interclass_conv_libfuncs): Likewise.
4541 (init_intraclass_conv_libfuncs): Likewise.
4542 (set_conv_libfunc): Likewise.
4543 (init_optabs): Likewise.
4544 (debug_optab_libfuncs): Likewise.
4545 (gen_cond_trap): Likewise.
4546 * optabs.h (optab_handler, convert_optab_hanlder): New.
4547 * genopinit.c: Update optabs generation table.
4548 * reload.c (find_reloads_address_1): Use optabs accestors.
4549 * builtins.c (expand_builtin_mathfn): Likewise.
4550 (expand_builtin_mathfn_2): Likewise.
4551 (expand_builtin_mathfn_3): Likewise.
4552 (expand_builtin_interclass_mathfn): Likewise.
4553 (expand_builtin_sincos): Likewise.
4554 (expand_builtin_cexpi): Likewise.
4555 (expand_builtin_powi): Likewise.
4556 (expand_builtin_strlen): Likewise.
4557 * dojump.c (do_jump): Likewise.
4558 * expr.c (convert_move): Likewise.
4559 (move_by_pieces): Likewise.
4560 (move_by_pieces_ninsns): Likewise.
4561 (can_store_by_pieces): Likewise.
4562 (store_by_pieces_1): Likewise.
4563 (emit_move_via_integer): Likewise.
4564 (emit_move_complex): Likewise.
4565 (emit_move_ccmode): Likewise.
4566 (emit_move_insn_1): Likewise.
4567 (emit_single_push_insn): Likewise.
4568 (store_constructor): Likewise.
4569 (expand_expr_real_1): Likewise.
4570 (do_store_flag): Likewise.
4571 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4572 (enumerate_modes): Likewise.
4573 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4574 (supportable_widening_operation): Likewise.
4575 (supportable_narrowing_operation): Likewise.
4576 * expmed.c (store_bit_field_1): Likewise.
4577 (extract_bit_field_1): Likewise.
4578 (expand_mult_highpart_optab): Likewise.
4579 (expand_smod_pow2): Likewise.
4580 (expand_divmod): Likewise.
4581 (emit_store_flag): Likewise.
4582 * tree-vect-patterns.c
4583 (vect_pattern_recog_1): Likewise.
4584 * tree-ssa-loop-prefetch.c
4585 (nontemporal_store_p): Likewise.
4586 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4587 (vect_create_epilog_for_reduction): Likewise.
4588 (vectorizable_reduction): Likewise.
4589 (vectorizable_operation): Likewise.
4590 (vect_strided_store_supported): Likewise.
4591 (vectorizable_store): Likewise.
4592 (vect_strided_load_supported): Likewise.
4593 (vectorizable_load): Likewise.
4594 * combine.c (simplify_comparison): Likewise.
4595 * tree-vect-generic.c
4596 (type_for_widest_vector_mode): Likewise.
4597 (expand_vector_operations_1): Likewise.
4598 * config/spu/spu.c (spu_expand_mov): Likewise.
4599 (spu_emit_vector_compare): Likewise.
4600 * config/rs6000/rs6000.c
4601 (rs6000_emit_vector_compare): Likewise.
4602 * stmt.c (add_case_node): Likewise.
4603 * reload1.c (gen_reload):
4605 2007-08-09 Michael Matz <matz@suse.de>
4607 * tree.h (fixed_zerop): Declare as taking a const_tree.
4608 * tree.c (fixed_zerop): Take a const_tree.
4610 2007-08-09 Ira Rosen <irar@il.ibm.com>
4612 * tree-vect-transform.c (vectorizable_store): Remove call to
4613 copy_virtual_operands() and call mark_symbols_for_renaming() for
4614 the created vector store.
4615 (vect_setup_realignment): Don't call copy_virtual_operands() and
4616 update_vuses_to_preheader().
4617 (vectorizable_load): Don't call copy_virtual_operands().
4618 (update_vuses_to_preheader): Remove.
4620 2007-08-08 Chao-ying Fu <fu@mips.com>
4622 * tree.def (FIXED_POINT_TYPE): New type.
4623 (FIXED_CST): New constant.
4624 (FIXED_CONVERT_EXPR): New expr.
4625 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4626 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4627 * tree.h (struct tree_base): Add saturating_flag.
4628 Remove one bit of spare for saturating_flag.
4629 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4630 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4631 FIXED_POINT_TYPE_P): Define.
4632 (TYPE_SATURATING): Define.
4633 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4634 (struct tree_fixed_cst): New.
4635 (TYPE_IBIT, TYPE_FBIT): Define.
4636 (tree_node): Add fixed_cst.
4637 (enum tree_index): Add new enumeration values of
4638 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4639 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4640 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4641 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4642 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4643 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4644 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4645 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4646 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4647 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4648 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4649 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4650 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4651 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4652 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4653 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4654 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4655 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4656 (sat_short_fract_type_node, sat_fract_type_node,
4657 sat_long_fract_type_node, sat_long_long_fract_type_node,
4658 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4659 sat_unsigned_long_fract_type_node,
4660 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4661 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4662 unsigned_short_fract_type_node, unsigned_fract_type_node,
4663 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4664 sat_short_accum_type_node, sat_accum_type_node,
4665 sat_long_accum_type_node, sat_long_long_accum_type_node,
4666 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4667 sat_unsigned_long_accum_type_node,
4668 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4669 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4670 unsigned_short_accum_type_node, unsigned_accum_type_node,
4671 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4672 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4673 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4674 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4675 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4676 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4677 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4678 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4679 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4680 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4681 sat_uda_type_node, sat_uta_type_node): New macro.
4682 (make_fract_type, make_accum_type): Declare.
4683 (make_signed_fract_type, make_unsigned_fract_type,
4684 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4685 make_signed_accum_type, make_unsigned_accum_type,
4686 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4687 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4688 make_or_reuse_sat_signed_fract_type,
4689 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4690 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4691 make_or_reuse_sat_unsigned_accum_type): New macro.
4692 (fixed_zerop): Declare.
4693 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4694 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4695 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4696 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4697 * treestruct.def: Add TS_FIXED_CST.
4698 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4700 (tree-dump.o): Likewise.
4701 (print-tree.o): Likewise.
4702 (tree-pretty-print.o): Likewise.
4703 (fold-const.o): Likewise.
4704 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4705 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4706 (is_gimple_min_invariant): Handle FIXED_CST.
4707 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4708 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4709 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4710 (layout_type): Handle FIXED_POINT_TYPE.
4711 (make_fract_type, make_accum_type): New functions.
4712 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4713 * tree-dump.c (fixed-value.h): New include.
4714 (dump_fixed): New function.
4715 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4716 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4717 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4718 * tree-pretty-print.c (fixed-value.h): New include.
4719 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4721 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4722 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4723 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4724 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4725 for non-saturating fixed-point types.
4726 (reassociate_bb): Likewise.
4727 * emit-rtl.c (fixed-value.h): New include.
4728 (fconst0, fconst1): New array.
4729 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4730 * tree-vect-generic.c expand_vector_operation): Support
4731 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4733 (type_for_widest_vector_mode): Add one parameter for the
4735 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4737 Pass the satp parameter to type_for_mode for fixed-point types.
4738 (expand_vector_operations_1): Pass the saturating flag to
4739 type_for_widest_vector_mode.
4740 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4741 and MODE_VECTOR_UACCUM.
4742 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4743 (vectorizable_condition): Likewise.
4744 * tree.c (fixed-value.h): New include.
4745 (tree_code_size): Support FIXED_CST.
4746 (build_fixed): New function.
4747 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4748 (fixed_zerop): New function.
4749 (tree_node_structure): Support FIXED_CST.
4750 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4751 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4752 (type_hash_eq): Handle FIXED_POINT_TYPE.
4753 (simple_cst_equal): Support FIXED_CST.
4754 (iterative_hash_expr): Handle FIXED_CST.
4755 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4756 (get_narrower): Likewise.
4757 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4758 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4759 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4760 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4762 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4763 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4764 (initializer_zerop): Support FIXED_CST.
4765 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4766 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4767 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4768 (is_base_type): Handle FIXED_POINT_TYPE.
4769 (add_type_attribute): Handle FIXED_POINT_TYPE.
4770 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4771 * print-tree.c (fixed-value.h): New include.
4772 (print_node_brief): Support FIXED_CST.
4773 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4774 * c-pretty-print.c (fixed-value.h): New include.
4775 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4776 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4777 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4778 Support fixed-point types for inner items in VECTOR_TYPE.
4779 (pp_c_direct_declarator): Likewise.
4780 (pp_c_declarator): Likewise.
4781 (pp_c_fixed_constant): New function.
4782 (pp_c_constant): Handle FIXED_CST.
4783 (pp_c_primary_expression): Likewise.
4784 (pp_c_expression): Likewise.
4785 * fold-const.c (fixed-value.h): New include.
4786 (negate_expr_p): Return true for FIXED_CST.
4787 (fold_negate_expr): Support FIXED_CST.
4788 (split_tree): Support FIXED_CST.
4789 (const_binop): Support FIXED_CST.
4790 (fold_convert_const_int_from_fixed): New function to convert from
4792 (fold_convert_const_real_from_fixed): New function to convert from
4794 (fold_convert_const_fixed_from_fixed): New function to convert from
4795 fixed to another fixed.
4796 (fold_convert_const_fixed_from_int): New function to convert from
4798 (fold_convert_const_fixed_from_real): New function to convert from
4800 (fold_convert_const): Support conversions from fixed to int, from
4801 fixed to real, from fixed to fixed, from int to fixed, and from real
4803 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4804 (operand_equal_p): Support FIXED_CST.
4805 (make_range): For fixed-point modes, we need to pass the
4806 saturating flag as the 2nd parameter.
4807 (tree_swap_operands_p): Handle FIXED_CST.
4808 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4810 (fold_unary): Support FIXED_CONVERT_EXPR.
4811 (fold_binary): Handle FIXED_CST.
4812 Make sure the type is not saturating, before associating operations.
4813 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4814 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4815 (fold_negate_const): Support FIXED_CST.
4816 (fold_relational_const): Support FIXED_CST.
4817 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4818 (gimplify_expr): Handle FIXED_CST.
4819 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4820 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4821 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4822 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4823 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4824 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4825 LONG_LONG_ACCUM_TYPE_SIZE.
4826 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4827 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4828 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4829 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4830 MODE_ACCUM, and MODE_UACCUM.
4831 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4832 fixed-point types to disable reduction.
4833 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4835 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4837 * config/rs6000/x-rs6000: New file.
4838 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4839 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4840 (EXTRA_SPEC_FUNCTIONS): Define.
4841 (HAVE_LOCAL_CPU_DETECT): Define.
4842 (CC1_CPU_SPEC): Define.
4843 * config/rs6000/driver-rs6000.c: New file.
4844 * config/rs6000/aix.h (CC1_SPEC): Define.
4845 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4846 * config.host: Add x-rs6000 to host_xmake_file if host and target
4847 are rs6000 or powerpc.
4849 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4851 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4853 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4854 Sandra Loosemore <sandra@codesourcery.com>
4855 Chao-ying Fu <fu@mips.com>
4856 Nigel Stephens <nigel@mips.com>
4857 David Ung <davidu@mips.com>
4859 * doc/invoke.texi (-mcode-readable): Document.
4860 * config/mips/mips.opt (mcode-readable): New option.
4861 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4862 * config/mips/mips.h (mips_code_readable_setting): New enum.
4863 (mips_code_readable): Declare.
4864 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4865 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4866 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4867 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4868 boiler-plate comments.
4869 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4870 * config/mips/mips.c (mips_code_readable): New variable.
4871 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4872 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4873 context and -mcode-readable setting to restrict the use of
4874 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4875 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4876 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4877 (mips_blocks_for_constant_p): Only return false for
4878 TARGET_MIPS16_PCREL_LOADS.
4879 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4880 for MIPS16. Handle SYMBOL_32_HIGH.
4881 (mips_const_insns): Allow HIGHs for MIPS16 too.
4882 (mips_unspec_address_offset): New function, split out from...
4883 (mips_unspec_address): ...here.
4884 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4885 16-bit symbolic constants. Assert approropiate conditions for
4886 using the "la" and "dla" macros.
4887 (mips_handle_option): Handle -mcode-readable=.
4888 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4889 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4890 (mips_strip_unspec_address): New function, split out from...
4891 (print_operand_reloc): ...here.
4892 (print_operand): Pass constants through mips_strip_unspec_address.
4893 (print_operand_address): Likewise.
4894 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4895 (mips_select_rtx_section): Remove MIPS16 handling.
4896 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4897 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4898 (mips16_lay_out_constants): Do nothing unless
4899 TARGET_MIPS16_PCREL_LOADS.
4900 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4901 * config/mips/mips.md: Split HIGHs for MIPS16.
4902 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4904 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4906 * config/mips/mips-protos.h (mips_emit_move): Declare.
4907 * config/mips/mips.c (mips_emit_move): New function.
4908 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4909 (mips_legitimize_const_move): Likewise.
4910 (mips_legitimize_move): Likewise.
4911 (mips_split_64bit_move): Likewise.
4912 (mips_restore_gp): Likewise.
4913 (mips_load_call_address): Likewise.
4914 (mips_emit_fcc_reload): Likewise.
4915 (mips_set_return_address): Likewise.
4916 (mips_block_move_straight): Likewise.
4917 (mips_block_move_loop): Likewise.
4918 (mips_setup_incoming_varargs): Likewise.
4919 (mips_save_reg): Likewise.
4920 (mips_expand_prologue): Likewise.
4921 (mips_restore_reg): Likewise.
4922 (mips_expand_epilogue): Likewise.
4923 (mips_output_mi_thunk): Likewise.
4924 (build_mips16_call_stub): Likewise.
4925 (mips_builtin_branch_and_move): Likewise.
4926 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4927 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4928 (fixuns_truncdfdi2): Likewise.
4929 (fixuns_truncsfsi2): Likewise.
4930 (fixuns_truncsfdi2): Likewise.
4931 (loadgp_absolute): Likewise.
4932 (builtin_setjmp_setup): Likewise.
4933 (builtin_longjmp): Likewise.
4934 (untyped_call): Likewise.
4936 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4938 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4939 an "rtx *" argument. Return a bool.
4940 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4941 values and return true if they can be split. Take the same kind of
4942 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4943 and store the lo_sum there if nonnull. Use the symbol type to
4944 determine whether a $gp or HIGH is needed.
4945 (mips_legitimize_address): Update call to mips_split_symbol and
4946 simplify accordingly.
4947 (mips_legitimize_const_move): Likewise.
4948 * config/mips/mips.md: In the combine define_split,
4949 check mips_split_symbol instead of splittable_symbolic_operand.
4950 Update use of mips_split_symbol in the generator code.
4951 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4953 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4955 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4956 (mips_symbol_insns_1): New function, split out from...
4957 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4958 and stores separately from load addresses.
4959 (mips_classify_address): Replace uses of mips_symbolic_address_p
4960 with uses of mips_symbol_insns.
4961 (mips_address_insns): Update calls to mips_symbol_insns.
4962 (mips_const_insns): Likewise.
4963 (mips_legitimize_address): Likewise.
4965 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4967 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4968 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4969 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4970 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4971 non-call contexts if TARGET_MIPS16.
4972 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4973 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4974 code for SYMBOL_ABSOLUTE.
4975 (mips_symbol_insns): Likewise.
4977 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4979 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4980 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4981 (mips_symbolic_constant_p): Likewise. Update the call to
4982 mips_classify_symbol.
4983 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4984 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4985 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4986 (print_operand_reloc): Add a context argument. Update the call to
4987 mips_symbolic_constant_p.
4988 (print_operand): Update the calls to print_operand_reloc.
4989 (print_operand_address): Use print_operand_reloc rather than
4991 (mips_rewrite_small_data_p): Add a context argument. Update the call
4992 to mips_symbolic_constant_p.
4993 (mips_small_data_pattern_1): Make DATA the containing mem.
4994 Update the call to mips_rewrite_small_data_p.
4995 (mips_rewrite_small_data_1): Likewise.
4996 (mips_use_anchors_for_symbol_p): Update the call to
4997 mips_symbolic_constant_p.
4998 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4999 (splittable_symbolic_operand): Likewise.
5000 (move_operand): Likewise.
5001 (absolute_symbolic_operand): Likewise.
5002 (got_disp_operand): Likewise.
5003 (got_page_ofst_operand): Likewise.
5005 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5007 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5008 (SYMBOL_ABSOLUTE): ...this.
5009 (SYMBOL_SMALL_DATA): Rename to...
5010 (SYMBOL_GP_RELATIVE): ...this.
5011 (SYMBOL_CONSTANT_POOL): Rename to...
5012 (SYMBOL_PC_RELATIVE): ...this.
5013 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5014 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5015 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5016 after above changes.
5017 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5018 (general_symbolic_operand): Rename to...
5019 (absolute_symbolic_operand): ...this.
5020 * config/mips/mips.md: Update after above changes.
5022 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5023 Revital Eres <eres@il.ibm.com>
5025 * ddg.c (print_ddg): Add dump information.
5026 * modulo-sched.c (print_node_sched_params): Add parameter and
5028 (calculate_maxii): Remove function.
5029 (undo_generate_reg_moves): Likewise.
5030 (undo_permute_partial_schedule): Likewise.
5031 (kernel_number_of_cycles): Likewise.
5032 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5033 (sms_schedule): Use it. Remove profitability checks.
5034 (sms_schedule_by_order): Fix order of nodes within the cycle.
5036 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5038 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5039 -profile option, add pie support.
5040 (ENDFILE_SPEC): New spec.
5041 * config/gnu.h (LIB_SPEC): Add -profile option.
5043 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5045 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5046 * config/gnu.h (LIB_SPEC): Likewise.
5048 2007-08-07 Yaz Saito <saito@google.com>
5049 Ian Lance Taylor <iant@google.com>
5051 * common.opt (finstrument-functions-exclude-function-list): New
5053 (finstrument-functions-exclude-file-list): New option.
5054 * opts.c (char_p): Define and DEF_VEC.
5055 (flag_instrument_functions_exclude_functions): New static
5057 (flag_instrument_functions_exclude_files): New static variable.
5058 (add_instrument_functions_exclude_list): New static function.
5059 (flag_instrument_functions_exclude_p): New function.
5060 (common_handle_option): Handle new options.
5061 * flags.h (flag_instrument_functions_exclude_p): Declare.
5062 * gimplify.c (gimplify_function_tree): Call
5063 flag_instrument_functions_exclude_p.
5064 * doc/invoke.texi (Option Summary): Mention new options.
5065 (Code Gen Options): Document new options.
5067 2007-08-07 Ian Lance Taylor <iant@google.com>
5069 PR rtl-optimization/32776
5070 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5071 (resolve_use): Likewise.
5072 (decompose_multiword_subregs): Remove "changed" local variable.
5074 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5076 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5077 * configure: Regenerate.
5078 * config.in: Regenerate.
5079 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5082 2007-08-07 Ian Lance Taylor <iant@google.com>
5084 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5085 note, just delete the insn.
5087 2007-08-07 Andreas Schwab <schwab@suse.de>
5090 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5093 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5095 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5096 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5097 (decompose_multiword_subregs): Use the functions above to decompose
5098 multiword shifts and zero-extends.
5100 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5102 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5103 "assemble" descriptions which were swapped.
5105 2007-08-06 Chao-ying Fu <fu@mips.com>
5107 * fixed-value.h: New file.
5108 * fixed-value.c: New file.
5109 * Makefile.in (OBJS-common): Add fixed-value.o.
5110 (fixed-value.o): New rule.
5111 (GTFILES): Add fixed-value.h.
5112 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5113 to compare a.low and b.low.
5114 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5116 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5117 Daniel Jacobowitz <dan@codesourcery.com>
5120 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5122 (x86_64-*-netbsd*): Likewise.
5123 (x86_64-*-linux*): Likewise.
5124 (x86_64-*-kfreebsd*-gnu): Likewise.
5125 (x86_64-*-knetbsd*-gnu): Likewise.
5126 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5128 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5130 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5131 Add -fno-asynchronous-unwind-tables.
5133 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5134 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5135 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5136 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5137 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5139 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5141 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5142 (TARGET_C_MODE_FOR_SUFFIX): New.
5144 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5146 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5148 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5150 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5152 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5154 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5155 before checking function returns in conditional expressions.
5157 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5160 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5162 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5165 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5166 for INTEGRAL_TYPE_P.
5168 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5170 * configure.ac: Remove --enable-checking=df from default settings.
5171 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5172 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5173 if the parameter is true.
5174 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5175 DF_VERIFY_SCHEDULED flag is true.
5176 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5177 (df_finish_pass): Adjust prototype.
5178 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5181 * see.c (pass_see): Add TODO_df_verify.
5182 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5183 * global.c (rest_of_handle_global_alloc): Schedule verification
5185 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5187 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5188 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5189 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5191 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5192 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5193 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5195 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5196 Revital Eres <eres@il.ibm.com>
5198 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5200 * ddg.c (create_ddg_dependence): Rename to...
5201 (create_ddg_dep_from_intra_loop_link): This. Do not check
5202 for interloop edges. Do not create anti dependence edge when
5203 a true dependence edge exists in the opposite direction and
5204 -fmodulo-sched-allow-regmoves is set.
5205 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5206 (add_cross_iteration_register_deps): Create anti dependence edge
5207 when -fno-modulo-sched-allow-regmoves is set.
5208 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5210 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5212 * config/arm/arm.md (movsi): Add braces.
5214 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5217 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5218 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5221 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5223 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5224 state accessor functions.
5225 * cfgloopmanip.c (remove_path, create_preheaders,
5226 force_single_succ_latches, fix_loop_structure): Ditto.
5227 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5228 tree_duplicate_loop_to_header_edge): Ditto.
5229 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5230 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5232 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5233 cleanup_tree_cfg): Ditto.
5234 * tree-cfg.c (tree_merge_blocks): Ditto.
5235 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5236 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5237 loop_preheader_edge, single_exit): Ditto.
5238 (flow_loops_find): Do not clear loops->state.
5239 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5240 loops_state_clear): New functions.
5242 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5245 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5246 when adding to the base and convert ELT to sizetype instead of type.
5248 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5251 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5252 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5254 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5257 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5258 correct type the negate expression.
5260 2007-08-03 Jan Hubicka <jh@suse.cz>
5262 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5265 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5267 * config/rs6000/rs6000.c (struct processor_cost): Change
5268 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5269 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5271 (rios1_costs, rios2_cost): Correct cache line size.
5272 (rs6000_override_options): Set l2-cache-size parameter.
5274 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5275 Diego Novillo <dnovillo@google.com>
5278 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5279 if the range includes 0.
5281 2007-08-03 Ben Elliston <bje@au.ibm.com>
5283 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5284 mode to unspec expressions to silence a warning from the generator
5287 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5289 * config/ia64/constraints.md ("U"): Make constraint vector only.
5291 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5294 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5295 always_inline attribute on the function decl.
5297 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5300 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5301 if we are compiling with -fPIC.
5303 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5304 Nigel Stephens <nigel@mips.com>
5306 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5307 Define for MIPS32 and MIPS64.
5309 2007-08-02 Nick Clifton <nickc@redhat.com>
5311 * config/host-hpux.c: Change copyright header to refer to version
5312 3 of the GNU General Public License and to point readers at the
5313 COPYING3 file and the FSF's license web page.
5314 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5315 config/alpha/linux.h, config/alpha/alpha.opt,
5316 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5317 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5318 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5319 config/alpha/alpha.h, config/alpha/sync.md,
5320 config/alpha/openbsd.h, config/alpha/alpha.md,
5321 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5322 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5323 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5324 config/alpha/constraints.md, config/alpha/osf.h,
5325 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5326 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5327 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5328 config/frv/frv-asm.h, config/frv/frv-protos.h,
5329 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5330 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5331 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5332 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5333 config/s390/s390.opt, config/s390/s390-modes.def,
5334 config/s390/fixdfdi.h, config/s390/constraints.md,
5335 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5336 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5337 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5338 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5339 config/m32c/prologue.md, config/m32c/m32c.abi,
5340 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5341 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5342 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5343 config/m32c/jump.md, config/m32c/shift.md,
5344 config/m32c/m32c-protos.h, config/libgloss.h,
5345 config/spu/spu-protos.h, config/spu/predicates.md,
5346 config/spu/spu-builtins.h, config/spu/spu.c,
5347 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5348 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5349 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5350 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5351 config/sparc/hypersparc.md, config/sparc/predicates.md,
5352 config/sparc/linux.h, config/sparc/sp64-elf.h,
5353 config/sparc/supersparc.md, config/sparc/cypress.md,
5354 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5355 config/sparc/niagara.md, config/sparc/sparc.md,
5356 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5357 config/sparc/sparc.opt, config/sparc/sync.md,
5358 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5359 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5360 config/sparc/sparc.c, config/sparc/little-endian.opt,
5361 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5362 config/sparc/linux64.h, config/sparc/freebsd.h,
5363 config/sparc/sol2.h, config/sparc/rtemself.h,
5364 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5365 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5366 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5367 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5368 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5369 config/m32r/linux.h, config/m32r/constraints.md,
5370 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5371 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5372 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5373 config/i386/i386.md, config/i386/netware-crt0.c,
5374 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5375 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5376 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5377 config/i386/sol2.h, config/i386/constraints.md,
5378 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5379 config/i386/predicates.md, config/i386/geode.md,
5380 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5381 config/i386/freebsd64.h, config/i386/vxworksae.h,
5382 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5383 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5384 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5385 config/i386/netware.h, config/i386/i386-modes.def,
5386 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5387 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5388 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5389 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5390 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5391 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5392 config/i386/xm-mingw32.h, config/i386/linux64.h,
5393 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5394 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5395 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5396 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5397 config/i386/cygwin2.c, config/i386/i386-protos.h,
5398 config/i386/sync.md, config/i386/openbsd.h,
5399 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5400 config/i386/nto.h, config/i386/biarch64.h,
5401 config/i386/i386-coff.h, config/i386/freebsd.h,
5402 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5403 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5404 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5405 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5406 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5407 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5408 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5409 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5410 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5411 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5412 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5413 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5414 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5415 config/sh/superh64.h, config/sh/rtemself.h,
5416 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5417 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5418 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5419 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5420 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5421 config/avr/predicates.md, config/avr/constraints.md,
5422 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5423 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5424 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5425 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5426 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5427 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5428 config/c4x/predicates.md, config/c4x/c4x.h,
5429 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5430 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5431 config/xtensa/linux.h, config/xtensa/xtensa.h,
5432 config/xtensa/elf.h, config/xtensa/xtensa.md,
5433 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5434 config/xtensa/xtensa-protos.h, config/dbx.h,
5435 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5436 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5437 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5438 config/host-solaris.c, config/fr30/fr30.h,
5439 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5440 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5441 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5442 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5443 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5444 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5445 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5446 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5447 config/cris/predicates.md, config/cris/linux.h,
5448 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5449 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5450 config/cris/aout.opt, config/cris/cris-protos.h,
5451 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5452 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5453 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5454 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5455 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5456 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5457 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5458 config/chorus.h, config/mn10300/mn10300.c,
5459 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5460 config/mn10300/mn10300.h, config/mn10300/linux.h,
5461 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5462 config/mn10300/mn10300.md, config/ia64/predicates.md,
5463 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5464 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5465 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5466 config/ia64/freebsd.h, config/ia64/ia64.md,
5467 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5468 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5469 config/gofast.h, config/rtems.h, config/sol2-10.h,
5470 config/m68k/predicates.md, config/m68k/m68k.md,
5471 config/m68k/linux.h, config/m68k/m68k-modes.def,
5472 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5473 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5474 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5475 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5476 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5477 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5478 config/m68k/constraints.md, config/m68k/rtemself.h,
5479 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5480 config/m68k/uclinux.h, config/rs6000/power4.md,
5481 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5482 config/rs6000/linux.h, config/rs6000/eabi.h,
5483 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5484 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5485 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5486 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5487 config/rs6000/windiss.h, config/rs6000/603.md,
5488 config/rs6000/aix41.h, config/rs6000/cell.md,
5489 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5490 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5491 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5492 config/rs6000/default64.h, config/rs6000/7xx.md,
5493 config/rs6000/darwin.opt, config/rs6000/spe.md,
5494 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5495 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5496 config/rs6000/7450.md, config/rs6000/linux64.h,
5497 config/rs6000/constraints.md, config/rs6000/440.md,
5498 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5499 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5500 config/rs6000/rs6000.h, config/rs6000/power6.md,
5501 config/rs6000/predicates.md, config/rs6000/altivec.md,
5502 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5503 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5504 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5505 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5506 config/rs6000/linux64.opt, config/rs6000/sync.md,
5507 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5508 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5509 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5510 config/rs6000/eabispe.h, config/rs6000/e500.h,
5511 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5512 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5513 config/rs6000/aix.h, config/rs6000/vxworks.h,
5514 config/rs6000/40x.md, config/rs6000/aix51.h,
5515 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5516 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5517 config/arc/arc.h, config/mcore/mcore-elf.h,
5518 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5519 config/mcore/mcore.md, config/mcore/mcore.c,
5520 config/mcore/mcore.opt, config/mcore/mcore.h,
5521 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5522 config/score/predicates.md, config/score/score-version.h,
5523 config/score/score-protos.h, config/score/misc.md,
5524 config/score/elf.h, config/score/score.c, config/score/mac.md,
5525 config/score/score7.md, config/score/score.h,
5526 config/score/score-conv.h, config/score/score-mdaux.c,
5527 config/score/score.md, config/score/score.opt,
5528 config/score/score-modes.def, config/score/score-mdaux.h,
5529 config/score/mul-div.S, config/arm/uclinux-elf.h,
5530 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5531 config/arm/symbian.h, config/arm/linux-elf.h,
5532 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5533 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5534 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5535 config/arm/strongarm-pe.h, config/arm/arm.h,
5536 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5537 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5538 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5539 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5540 config/arm/arm-cores.def, config/arm/arm-protos.h,
5541 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5542 config/arm/wince-pe.h, config/arm/neon.md,
5543 config/arm/constraints.md, config/arm/neon.ml,
5544 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5545 config/arm/arm.opt, config/arm/arm926ejs.md,
5546 config/arm/predicates.md, config/arm/iwmmxt.md,
5547 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5548 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5549 config/arm/neon-testgen.ml, config/arm/arm.md,
5550 config/arm/xscale-coff.h, config/arm/pe.c,
5551 config/arm/arm-generic.md, config/arm/pe.h,
5552 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5553 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5554 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5555 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5556 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5557 config/pa/predicates.md, config/pa/pa64-hpux.h,
5558 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5559 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5560 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5561 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5562 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5563 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5564 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5565 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5566 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5567 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5568 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5569 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5570 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5571 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5572 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5573 config/mips/linux64.h, config/mips/elforion.h,
5574 config/mips/constraints.md, config/mips/generic.md,
5575 config/mips/predicates.md, config/mips/4300.md,
5576 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5577 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5578 config/mips/5k.md, config/mips/vr4120-div.S,
5579 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5580 config/mips/mips-protos.h, config/mips/6000.md,
5581 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5582 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5583 config/mips/mips-modes.def, config/mips/vr.h,
5584 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5585 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5586 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5587 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5588 config/vax/openbsd1.h, config/vax/netbsd.h,
5589 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5590 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5591 config/h8300/rtems.h, config/h8300/predicates.md,
5592 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5593 config/h8300/h8300.md, config/h8300/h8300.opt,
5594 config/h8300/coff.h, config/h8300/h8300-protos.h,
5595 config/v850/v850.md, config/v850/predicates.md,
5596 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5597 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5598 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5599 config/mmix/mmix.h, config/mmix/predicates.md,
5600 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5601 config/mmix/mmix.c, config/mmix/mmix.opt,
5602 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5603 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5604 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5605 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5608 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5610 * emit-rtl.c (reset_used_decls): Rename to...
5611 (set_used_decls): ...this. Set the used flag rather than clearing it.
5612 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5613 DECL_RTLs rather than resetting them.
5615 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5617 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5619 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5621 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5622 argument to find_reloads_address.
5624 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5626 PR tree-optimization/32919
5627 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5628 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5629 (coalesce_ssa_name): Call it.
5631 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5632 David Ung <davidu@mips.com>
5634 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5635 (__mips16_unorddf2, __mips16_floatunsidf): New.
5636 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5638 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5640 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5642 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5643 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5644 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5645 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5646 * omp-low.c (get_ws_args_for, determine_parallel_type,
5647 expand_omp_for_generic, expand_omp_for_static_nochunk,
5648 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5649 Work with more precise CFG.
5650 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5651 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5653 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5654 * gimple-low.c (lower_stmt): Ditto.
5655 * tree-inline.c (estimate_num_insns_1): Ditto.
5656 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5657 (OMP_SECTIONS_SWITCH): New.
5658 * tree-cfgcleanup.c (cleanup_omp_return): New.
5659 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5660 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5661 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5662 (tree_redirect_edge_and_branch): Handle omp constructs.
5664 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5665 with three arguments.
5667 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5669 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5672 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5674 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5675 the loop structures may need fixing.
5676 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5678 (cleanup_tree_cfg_loop): Removed.
5679 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5680 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5681 instead of running cleanup_tree_cfg_loop.
5682 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5683 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5684 (tree_predictive_commoning): Declaration changed.
5685 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5687 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5689 * doc/invoke.texi (l1-cache-size): Update documentation.
5690 (l2-cache-size): Document.
5691 * params.h (L2_CACHE_SIZE): New macro.
5692 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5693 that L1_CACHE_SIZE is in kB now.
5694 (L2_CACHE_SIZE_BYTES): New macro.
5695 (tree_ssa_prefetch_arrays): Show size in kB.
5696 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5697 and l2_cache_size fields.
5698 * config/i386/driver-i386.c (describe_cache): Detect cache size
5700 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5701 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5702 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5703 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5704 (override_options): Set l1-cache-size and l2-cache-size to default
5705 values if not specified otherwise.
5706 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5707 (PARAM_L2_CACHE_SIZE): New.
5709 2007-08-01 Nigel Stephens <nigel@mips.com>
5710 David Ung <davidu@mips.com>
5711 Thiemo Seufer <ths@mips.com>
5712 Chris Dearman <chris@mips.com>
5713 Richard Sandiford <richard@codesourcery.com>
5715 * config.gcc (mips*-sde-elf*): New stanza.
5716 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5717 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5718 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5719 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5720 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5721 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5723 * config/mips/sde.h: New file.
5724 * config/mips/t-libgcc-mips16: Likewise.
5725 * config/mips/t-sde: Likewise.
5726 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5727 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5728 _MIPS_FPSET and _MIPS_SZINT.
5729 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5730 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5731 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5732 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5733 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5734 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5735 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5736 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5737 _MIPS_SZPTR and _MIPS_FPSET.
5738 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5739 architecture is specified.
5740 (MIPS_32BIT_OPTION_SPEC): New macro.
5742 2007-07-31 Dan Hipschman <dsh@google.com>
5744 * gcc.c (end_going_arg): New function.
5745 (do_spec_2): Use it.
5746 (do_spec_1): Use it.
5748 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5750 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5751 only if ENABLE_CHECKING is defined.
5753 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5755 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5756 df_ru_add_problem, df_ru_get_bb_info): Removed.
5757 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5758 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5759 df_ru_free_bb_info, df_ru_alloc,
5760 df_ru_bb_local_compute_process_def,
5761 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5762 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5763 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5764 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5765 df_ru_add_problem): Removed.
5767 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5770 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5771 (casesi32p, casesi64p): Likewise.
5772 (casesi): Adjust for above.
5774 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5776 * mode-switching.c (create_pre_exit): Don't search past calls.
5778 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5780 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5782 2007-07-31 Revital Eres <eres@il.ibm.com>
5784 * ddg.c (add_deps_for_def): Rename to...
5785 (add_cross_iteration_register_deps): This. Change implementation
5786 to use only reaching def and def-use chains to construct the
5787 inter loop dependencies.
5788 (add_deps_for_use): Remove function.
5789 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5790 function to build the inter loop dependencies.
5791 * modulo-sched.c (sms_schedule): Build only
5792 reaching def and def-use chains for the propose of the ddg
5795 2007-07-31 Julian Brown <julian@codesourcery.com>
5797 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5798 New define_insns. Use correct RTL.
5799 (vec_set<mode>): Write as expander.
5801 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5803 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5804 to an unallocated space.
5806 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5809 (split_constant_offset): Enable split_constant_offset to extract
5810 constants from other statements.
5811 * tree-vect-transform.c
5812 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5813 to a temp var. Force base_offset to be simple.
5815 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5817 * df-scan.c (df_scan_verify): Remove artificial limit on
5818 the number of blocks for verification.
5819 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5820 df_simulate_defs): Avoid unnecessary insn checking for defs.
5822 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5824 * config/m68k/lb1sf68.asm (FUNC): New macro.
5826 (__udivsi3): Likewise.
5827 (__divsi3): Likewise.
5828 (__umodsi3): Likewise.
5829 (__modsi3): Likewise.
5830 (__subdf3): Likewise.
5831 (__adddf3): Likewise.
5832 (__muldf3): Likewise.
5833 (__divdf3): Likewise.
5834 (__negdf2): Likewise.
5835 (__cmpdf2): Likewise.
5836 (__subsf3): Likewise.
5837 (__addsf3): Likewise.
5838 (__mulsf3): Likewise.
5839 (__divsf3): Likewise.
5840 (__negsf2): Likewise.
5841 (__cmpsf2): Likewise.
5842 (__eqdf2): Likewise.
5843 (__nedf2): Likewise.
5844 (__gtdf2): Likewise.
5845 (__gedf2): Likewise.
5846 (__ltdf2): Likewise.
5847 (__ledf2): Likewise.
5848 (__eqsf2): Likewise.
5849 (__nesf2): Likewise.
5850 (__gtsf2): Likewise.
5851 (__gesf2): Likewise.
5852 (__ltsf2): Likewise.
5853 (__lesf2): Likewise.
5855 2007-07-30 Ollie Wild <aaw@google.com>
5857 * c-ppoutput.c (print_lines_directives_only): New function.
5858 (scan_translation_unit_directives_only): New function.
5859 (preprocess_file): Add call to scan_translation_unit_directives_only.
5860 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5861 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5862 -fdirectives-only. Add errors for -fdirectives-only conflict with
5863 -Wunused-macros and -traditional.
5864 (finish_options): Add builtin macro initialization for
5865 -fdirectives-only + -fpreprocessed.
5866 * c.opt (fdirectives-only): New.
5867 * doc/cppopts.texi (fdirectives-only): New.
5869 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5871 * alias.c (record_set, memory_modified_1): Constify.
5872 * bt-load.c (note_btr_set): Likewise.
5873 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5874 * combine.c (set_nonzero_bits_and_sign_copies,
5875 expand_field_assignment, record_dead_and_set_regs_1,
5876 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5877 likely_spilled_retval_1): Likewise.
5878 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5879 frv_io_handle_set): Likewise.
5880 * config/mips/mips.c (mips_sim_record_set,
5881 vr4130_true_reg_dependence_p_1): Likewise.
5882 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5883 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5884 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5885 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5886 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5887 * ddg.c (mark_mem_store): Likewise.
5888 * df-problems.c (df_urec_mark_reg_change): Likewise.
5889 * function.c (update_epilogue_consts): Likewise.
5890 * gcse.c (record_set_info, record_last_set_info,
5891 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5892 reg_clear_last_set): Likewise.
5893 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5895 * jump.c (reversed_comparison_code_parts): Likewise.
5896 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5897 reg_is_set): Likewise.
5898 * loop-iv.c (mark_altered): Likewise.
5899 * mode-switching.c (reg_becomes_live): Likewise.
5900 * optabs.c (no_conflict_move_test): Likewise.
5901 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5903 * postreload.c (reload_combine_note_store, move2add_note_store):
5905 * regmove.c (flags_set_1): Likewise.
5906 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5908 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5910 * resource.c (update_live_status): Likewise.
5911 * rtl.h (set_of, note_stores): Likewise.
5912 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5913 note_stores, parms_set): Likewise.
5914 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5915 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5917 * var-tracking.c (count_stores, add_stores): Likewise.
5919 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5921 * alias.c (mems_in_disjoint_alias_sets_p,
5922 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5923 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5924 write_dependence_p, mems_in_disjoint_alias_sets_p,
5925 read_dependence, true_dependence, canon_true_dependence,
5926 anti_dependence, output_dependence): Constify.
5927 * combine.c (extended_count): Likewise.
5928 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5929 * cselib.c (get_value_hash, references_value_p,
5930 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5931 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5932 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5933 * function.c (contains, prologue_epilogue_contains,
5934 sibcall_epilogue_contains): Likewise.
5935 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5936 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5937 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5938 reg_or_subregno): Likewise.
5939 * recog.c (asm_noperands): Likewise.
5940 * reload1.c (function_invariant_p): Likewise.
5941 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5942 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5943 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5944 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5945 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5946 extended_count, prologue_epilogue_contains,
5947 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5948 canon_true_dependence, read_dependence, anti_dependence,
5949 output_dependence): Likewise.
5950 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5952 2007-07-30 Julian Brown <julian@codesourcery.com>
5954 * config/arm/neon.md (V_ext): New mode attribute.
5955 (neon_vget_lane<mode>): Replace with define_expand.
5956 (neon_vget_lane<mode>_sext_internal)
5957 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5958 and quad precision vectors.
5959 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5960 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5961 have typeless 32-bit result.
5963 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5966 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5968 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5969 use sizetype for rest.
5970 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5971 (aff_combination_convert): Don't convert rest for pointer types.
5973 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5975 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5977 * tree-ssa-alias.c: Add alloc-pool.h.
5978 (init_alias_info): Free alias_bitmap_obstack.
5979 (delete_alias_info): Call delete_mem_ref_stats.
5980 (get_mem_sym_stats_for): Use alloc_pool.
5981 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5982 (delete_mem_sym_stats): Removed.
5984 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5986 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5987 functions cannot be represented as classical distance vectors.
5989 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5991 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5992 * builtins.c (validate_arg, builtin_mathfn_code,
5993 validate_arglist): Likewise.
5994 * calls.c (call_expr_flags): Likewise.
5995 * combine.c (reg_nonzero_bits_for_combine,
5996 reg_num_sign_bit_copies_for_combine, get_last_value,
5997 reg_truncated_to_mode): Likewise.
5998 * emit-rtl.c (subreg_lowpart_p): Likewise.
5999 * expr.c (highest_pow2_factor_for_target,
6000 categorize_ctor_elements_1, categorize_ctor_elements,
6001 count_type_elements, contains_packed_reference,
6002 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6003 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6004 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6005 native_encode_int, native_encode_real, native_encode_complex,
6006 native_encode_vector, native_encode_expr, native_interpret_int,
6007 native_interpret_real, native_interpret_complex,
6008 native_interpret_vector, native_interpret_expr): Likewise.
6009 * function.c (use_register_for_decl): Likewise.
6010 * gimplify.c (get_name): Likewise.
6011 * langhooks-def.h (lhd_return_null_const_tree): New.
6012 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6013 * langhooks.c (lhd_return_null_const_tree): New.
6014 * langhooks.h (lang_get_callee_fndecl): Constify.
6015 * output.h (constructor_static_from_elts_p): Likewise.
6016 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6017 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6018 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6019 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6020 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6021 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6022 * rtlhooks-def.h (reg_nonzero_bits_general,
6023 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6025 * rtlhooks.c (reg_num_sign_bit_copies_general,
6026 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6028 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6029 * stor-layout.c (mode_for_size_tree): Likewise.
6030 * tree-ssa-loop-im.c (memref_eq): Likewise.
6031 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6032 * tree.c (contains_placeholder_p, type_list_equal,
6033 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6035 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6036 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6037 contains_placeholder_p, contains_packed_reference,
6038 get_callee_fndecl, operand_equal_for_phi_arg_p,
6039 warn_if_unused_value, is_body_block, native_encode_expr,
6040 native_interpret_expr, fold_convertible_p, operand_equal_p,
6041 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6042 validate_arglist, simple_cst_equal, type_list_equal,
6043 use_register_for_decl, call_expr_flags, get_name,
6044 highest_pow2_factor): Likewise.
6045 (const_call_expr_arg_iterator_d,
6046 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6047 first_const_call_expr_arg, more_const_call_expr_args_p,
6048 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6049 * varasm.c (constructor_static_from_elts_p): Constify.
6051 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6053 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6054 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6055 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6056 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6057 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6058 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6059 spelling conventions.
6060 * doc/invoke.texi: Follow spelling conventions.
6062 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6063 Revital Eres <eres@il.ibm.com>
6065 * modulo-sched.c (sms_schedule): Avoid loops which includes
6066 auto-increment instructions.
6068 2007-07-28 Richard Guenther <rguenther@suse.de>
6071 * fold-const.c (fold_cond_expr_with_comparison): Convert
6072 operand zero of MIN/MAX_EXPR to correct type.
6074 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6076 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6077 flags_from_decl_or_type): Constify.
6078 * gcc.c (do_spec_1): Likewise.
6079 * print-tree.c (dump_addr, print_node_brief): Likewise.
6080 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6081 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6082 tree_purge_all_dead_eh_edges): Likewise.
6083 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6084 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6086 * tree.c (expr_location, expr_has_location, expr_locus,
6087 expr_filename, expr_lineno, get_inner_array_type,
6088 fields_compatible_p): Likewise.
6089 * tree.h (get_inner_array_type, fields_compatible_p,
6090 expr_location, expr_has_location, expr_locus, expr_filename,
6091 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6092 setjmp_call_p, alloca_call_p): Likewise.
6094 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6096 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6097 TV_FLOW_INSENSITIVE.
6099 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6101 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6102 (compute_flow_insensitive_aliasing): Ditto for
6103 TV_FLOW_INSENSITIVE.
6105 2007-07-27 Jan Hubicka <jh@suse.cz>
6107 * config/i386/i386.c (register_move_cost): Remove accidentally
6108 comitted #if 0 block.
6110 * attribs.c: Include hashtab.h
6111 (attribute_hash): New.
6112 (substring): New structure.
6113 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6115 (init_attributes): Initialize attribute hash.
6116 (decl_attributes): Use attribute hash.
6117 * Makefile.in (attribs.c): Depend on hashtab.h.
6119 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6121 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6123 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6125 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6126 __mips_dspr2 and __mips_dsp_rev macros.
6127 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6129 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6131 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6133 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6137 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6138 and the updating of the live and do_not_gen sets.
6139 (df_note_bb_compute): Added updating of live and do_not_gen sets
6140 for regular defs so that the case of clobber inside conditional
6141 call is processed correctly.
6143 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6145 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6146 operands with compatible type.
6148 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6150 * expr.h (store_bit_field): Don't return a value.
6151 * expmed.c (check_predicate_volatile_ok): New function.
6152 (store_bit_field_1): New function, extracted from store_bit_field.
6153 Take a fallback_p argument and return true if the operation succeeded.
6154 Only use store_fixed_bit_field if fallback_p. Don't recompute
6155 mode_for_extraction; use op_mode instead. Try forcing memories
6156 into registers if the insv expander fails.
6157 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6158 Don't return a value.
6159 (convert_extracted_bit_field): New function, extracted from
6161 (extract_bit_field_1): Likewise. Take a fallback_p argument
6162 and return NULL if the operation succeeded. Only use
6163 extract_fixed_bit_field if fallback_p. Only calculate one
6164 extraction mode. Combine code for extv and extzv. Try forcing
6165 memories into registers if the ext(z)v expander fails.
6166 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6168 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6170 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6172 (df_ref): Likewise. Put regno with other integer fields.
6174 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6176 * df.h (df_mw_hardreg): Remove "loc" field.
6177 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6179 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6180 split out from df_set_unused_notes_for_mw. Return false for
6181 partial references. Assert that mw_reg is a REG when returning true.
6182 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6183 (df_whole_mw_reg_dead_p): New function, split out from
6184 df_set_dead_notes_for_mw. Return false for partial references.
6185 Assert that mw_reg is a REG when returning true.
6186 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6187 Remove redundant bitmap check.
6189 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6192 ($(T)crtend.o): Likwise.
6193 ($(T)crtbeginS.o): Likwise.
6194 ($(T)crtendS.o): Likwise.
6195 ($(T)crtfastmath.o): Likwise.
6197 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6199 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6200 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6201 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6202 and x_n_bbs_in_dom_tree fields.
6204 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6206 PR tree-optimization/32087
6207 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6208 Do not call scale_bbs_frequencies_int with prob of zero.
6210 2007-07-26 Julian Brown <julian@codesourcery.com>
6212 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6213 (neon_element_bits): Add prototypes.
6214 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6215 (neon_const_bounds, neon_element_bits): New functions.
6216 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6217 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6218 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6219 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6220 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6221 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6222 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6223 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6224 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6225 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6226 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6227 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6228 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6230 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6232 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6233 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6235 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6236 Julian Brown <julian@codesourcery.com>
6238 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6239 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6240 * config/arm/cortex-a8.md: New.
6241 * config/arm/cortex-a8-neon.md: New.
6242 * config/arm/neon-schedgen.ml: New.
6243 * config/arm/neon.md (vqh_mnem): New.
6245 (Is_float_mode): New.
6246 (Scalar_mul_8_16): New.
6248 (V_mode_nunits): New.
6249 (All instruction patterns): Annotate with neon_type attribute
6251 * config/arm/arm.md: Include cortex-a8.md.
6252 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6254 Annotate instruction patterns accordingly.
6255 (generic_sched): Do not use generic scheduling for Cortex-A8.
6256 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6258 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6260 * fold-const.c (fold_read_from_constant_string): Use
6262 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6264 2007-07-26 Nick Clifton <nickc@redhat.com>
6266 * tree-ssa-operands.h: Change copyright header to refer to version
6267 3 of the GNU General Public License and to point readers at the
6268 COPYING3 file and the FSF's license web page.
6269 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6270 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6271 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6272 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6273 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6274 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6275 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6276 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6277 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6278 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6279 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6280 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6281 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6282 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6283 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6284 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6285 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6286 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6287 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6288 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6289 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6290 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6291 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6292 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6293 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6294 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6295 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6296 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6297 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6298 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6299 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6300 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6301 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6302 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6303 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6304 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6305 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6306 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6307 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6308 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6309 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6310 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6311 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6312 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6313 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6314 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6315 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6316 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6317 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6318 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6319 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6320 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6321 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6322 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6323 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6324 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6325 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6326 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6327 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6328 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6329 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6330 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6331 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6332 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6333 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6334 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6335 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6336 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6337 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6338 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6339 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6340 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6341 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6342 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6343 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6344 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6345 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6346 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6347 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6348 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6349 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6350 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6351 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6352 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6353 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6354 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6355 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6356 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6357 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6358 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6359 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6360 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6361 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6362 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6363 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6364 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6365 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6366 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6367 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6368 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6369 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6370 convert.c, convert.h, langhooks-def.h, reload1.c,
6371 tree-ssa-operands.c: Likewise.
6373 2007-07-26 Jan Hubicka <jh@suse.cz>
6375 * tree-ssa-live.c: Include debug.h and flags.h.
6376 (mark_scope_block_unused): New function.
6377 (remove_unused_scope_block_p): New function.
6378 (remove_unused_locals): Remove unused blocks too.
6380 2007-07-25 Ian Lance Taylor <iant@google.com>
6382 * combine.c (combine_max_regno): Remove. Remove all uses.
6383 (struct reg_stat_struct): Rename from struct reg_stat.
6384 (reg_stat_type): Define, and declare VECs.
6385 (reg_stat): Change from pointer to VEC. Change all uses.
6386 (combine_split_insns): New static function.
6387 (try_combine, find_split_point): Call it instead of split_insns.
6389 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6391 * cfghooks.c (split_block): Fix the information about loop latch.
6393 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6395 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6397 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6399 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6400 Scan the new edge for loop exit info.
6402 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6404 * config/darwin.c: Include debug.h.
6406 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6409 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6411 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6413 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6414 (HARD_REGNO_MODE_OK): Ditto.
6415 (MODES_TIEABLE_P): Ditto.
6416 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6417 (CLASS_MAX_NREGS): Ditto.
6418 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6419 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6420 (divdf3_internal_thr): Removed.
6421 * config/ia64/div.md: New file.
6422 * config/ia64/constraints.md: Add H constraint.
6424 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6427 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6428 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6429 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6430 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6431 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6432 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6433 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6434 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6435 dump_sbitmap_file, debug_sbitmap, popcount_table,
6436 sbitmap_popcount): Constify.
6437 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6438 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6439 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6440 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6441 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6442 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6443 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6444 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6445 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6446 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6447 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6449 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6452 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6453 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6454 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6455 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6456 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6457 bitmap_intersect_p, bitmap_intersect_compl_p,
6458 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6459 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6461 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6462 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6463 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6464 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6465 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6466 debug_bitmap, debug_bitmap_file, bitmap_print,
6467 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6468 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6470 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6472 * config/darwin.c (darwin_override_options): Additional fix for
6473 debug info formats that don't support var tracking.
6475 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6477 * cselib.c (entry_and_rtx_equal_p): Constify.
6478 * gengtype.c (output_mangled_typename, write_types, write_local):
6480 * gengtype.h (const_type_p): New.
6481 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6483 * tlink.c (scan_linker_output): De-constify.
6484 * tree-ssa-loop-im.c (memref_eq): Constify.
6485 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6486 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6488 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6490 * c-common.c (fname_as_string, c_type_hash): Constify.
6491 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6492 * cgraph.c (edge_hash, edge_eq): Likewise.
6493 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6494 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6495 reg_attrs_htab_eq): Likewise.
6496 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6498 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6499 const_decl_t, const_state_t, const_automata_list_el_t): New.
6500 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6501 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6502 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6503 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6504 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6505 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6506 compare_max_occ_cycle_nums, out_state_arcs_num,
6507 compare_transition_els_num, units_cmp, state_reservs_cmp):
6509 * genmodes.c (cmp_modes): Likewise.
6510 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6511 * gimplify.c (compare_case_labels): Likewise.
6512 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6513 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6514 * matrix-reorg.c (mtt_info_hash): Likewise.
6515 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6516 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6517 (htab_hash_bucket, htab_hash_elem): Constify.
6518 * tree-browser.c (TB_parent_eq): Likewise.
6519 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6520 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6521 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6522 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6524 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6525 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6526 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6527 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6528 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6530 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6531 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6532 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6533 * tree-ssa-threadupdate.c (redirection_data_hash,
6534 redirection_data_eq): Likewise.
6535 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6536 * tree-ssa.c (var_ann_eq): Likewise.
6537 * tree-vrp.c (compare_case_labels): Likewise.
6538 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6539 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6540 tree_not_check_failed, tree_class_check_failed,
6541 tree_range_check_failed, tree_not_class_check_failed,
6542 omp_clause_check_failed, omp_clause_range_check_failed,
6543 tree_contains_struct_check_failed, tree_operand_check_failed):
6545 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6546 tree_not_check_failed, tree_class_check_failed,
6547 tree_range_check_failed, tree_not_class_check_failed,
6548 tree_operand_check_failed, omp_clause_operand_check_failed,
6549 tree_operand_length): Likewise.
6550 * var-tracking.c (const_variable): New.
6551 (variable_htab_hash, variable_htab_eq): Constify.
6552 * varasm.c (const_desc_hash): Likewise.
6554 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6556 * expr.c (handled_component_p): Constify.
6557 * fold-const.c (fit_double_type): Likewise.
6558 * real.h (real_value_from_int_cst): Likewise.
6559 * tree-flow-inline.h (gimple_in_ssa_p,
6560 gimple_aliases_computed_p, gimple_addressable_vars,
6561 gimple_call_clobbered_vars, gimple_referenced_vars,
6562 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6563 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6564 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6565 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6566 is_label_stmt, is_global_var, phi_ssa_name_p,
6567 factoring_name_p, is_call_clobbered, tree_common_ann,
6568 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6569 unmodifiable_var_p, array_ref_contains_indirect_ref,
6570 ref_contains_array_ref, lookup_subvars_for_var,
6571 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6572 gimple_mem_ref_stats): Likewise.
6573 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6574 may_aliases, is_exec_stmt, is_label_stmt,
6575 ref_contains_array_ref, array_ref_contains_indirect_ref,
6576 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6577 unmodifiable_var_p): Likewise.
6578 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6579 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6580 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6581 cst_and_fits_in_hwi, real_value_from_int_cst,
6582 build_real_from_int_cst, integer_zerop, integer_onep,
6583 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6584 tree_floor_log2, real_zerop, real_onep, real_twop,
6585 real_minus_onep, really_constant_p, purpose_member, chain_member,
6586 list_length, fields_length, int_size_in_bytes, bit_position,
6587 int_bit_position, byte_position, int_byte_position, expr_align,
6588 array_type_nelts, tree_node_structure,
6589 type_contains_placeholder_1, iterative_hash_pointer,
6590 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6591 tree_map_base_eq, type_hash_list, type_hash_eq,
6592 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6593 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6594 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6595 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6596 int_fits_type_p, get_containing_scope, decl_function_context,
6597 decl_type_context, omp_clause_operand_check_failed,
6598 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6599 * tree.h (omp_clause_operand_check_failed, tree_size,
6600 build_real_from_int_cst, array_type_nelts, purpose_member,
6601 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6602 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6603 is_attribute_p, check_qualified_type, expr_align,
6604 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6605 int_byte_position, list_length, fields_length, initializer_zerop,
6606 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6607 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6608 tree_node_structure, handled_component_p, get_containing_scope,
6609 decl_function_context, decl_type_context, real_zerop,
6610 type_num_arguments, fit_double_type, really_constant_p,
6611 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6612 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6613 real_twop, real_minus_onep, int_cst_value): Likewise.
6615 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * cfglayout.c (insn_scope, insn_line): Constify.
6618 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6619 const_double_htab_hash, const_double_htab_eq,
6620 mem_attrs_htab_hash): Likewise.
6621 * loop-iv.c (biv_eq): Likewise.
6622 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6623 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6624 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6626 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6627 error_for_asm, warning_for_asm, _fatal_insn,
6628 _fatal_insn_not_found): Likewise.
6629 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6630 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6631 rtl_check_failed_type2, rtl_check_failed_code1,
6632 rtl_check_failed_code2, rtl_check_failed_code_mode,
6633 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6634 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6635 rtl_check_failed_type2, rtl_check_failed_code1,
6636 rtl_check_failed_code2, rtl_check_failed_code_mode,
6637 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6638 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6639 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6640 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6641 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6642 rtx_unstable_p, get_integer_term, get_related_value,
6643 offset_within_block_p, reg_mentioned_p, count_occurrences,
6644 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6645 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6646 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6647 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6648 find_constant_src, find_reg_fusage, find_regno_fusage,
6649 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6650 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6651 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6652 computed_jump_p, auto_inc_p, in_expr_list_p,
6653 remove_node_from_expr_list, loc_mentioned_in_p,
6654 label_is_jump_target_p, reversed_comparison_code_parts,
6655 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6656 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6657 print_inline_rtx): Likewise.
6658 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6659 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6660 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6661 get_integer_term, get_related_value, offset_within_block_p,
6662 count_occurrences, reg_mentioned_p, no_labels_between_p,
6663 reg_used_between_p, reg_referenced_p, single_set_2,
6664 multiple_sets, set_noop_p, refers_to_regno_p,
6665 reg_overlap_mentioned_p, dead_or_set_p,
6666 covers_regno_no_parallel_p, covers_regno_p,
6667 dead_or_set_regno_p, find_reg_note, find_regno_note,
6668 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6669 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6670 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6671 side_effects_p, may_trap_p_1, may_trap_p,
6672 may_trap_after_code_motion_p, may_trap_or_fault_p,
6673 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6674 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6675 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6676 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6677 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6679 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6680 warning_for_asm): Likewise.
6681 * tree.h (print_rtl): Likewise.
6682 * varasm.c (get_pool_mode): Likewise.
6684 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6687 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6688 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6689 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6690 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6691 * ddg.c (compare_sccs): Likewise.
6692 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6693 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6694 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6695 decimal_do_fix_trunc, decimal_real_to_integer,
6696 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6697 * dse.c (const_group_info_t): New.
6698 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6699 * dwarf2out.c (const_dw_die_ref): New.
6700 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6701 * tree-browser.c (TB_parent_eq): Likewise.
6702 * unwind-dw2-fde.c (__register_frame_info_bases,
6703 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6704 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6706 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6707 * unwind-dw2.c (uw_frame_state_for): Likewise.
6708 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6709 * value-prof.h (const_histogram_value): New.
6711 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6713 * config/mips/mips.c (machine_function): Add
6714 initialized_mips16_gp_pseudo_p.
6715 (mips16_gp_pseudo_reg): Do not emit the initialization of
6716 mips16_gp_pseudo_rtx when being called from the gimple cost-
6717 calculation routines; emit it on the first use outside those
6720 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6722 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6725 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6726 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6727 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6728 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6729 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6730 Preserve const-ness of parameters through use of __typeof(),
6731 also constify and tidy.
6733 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6734 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6735 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6736 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6737 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6738 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6739 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6740 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6741 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6743 2007-07-25 Julian Brown <julian@codesourcery.com>
6744 Mark Shinwell <shinwell@codesourcery.com>
6746 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6747 (alpha_mangle_type): This.
6748 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6749 (TARGET_MANGLE_TYPE): Define this instead.
6750 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6751 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6752 (arm_init_neon_builtins): Fix comment.
6753 (arm_mangle_map_entry): New.
6754 (arm_mangle_map): New.
6755 (arm_mangle_type): New.
6756 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6757 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6758 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6759 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6760 (TARGET_MANGLE_TYPE): Define this instead.
6761 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6762 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6763 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6764 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6765 (TARGET_MANGLE_TYPE): Define this instead.
6766 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6768 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6769 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6770 (TARGET_MANGLE_TYPE): Define this instead.
6771 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6772 (s390_mangle_type): This.
6773 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6774 (TARGET_MANGLE_TYPE): Define this instead.
6775 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6776 (sparc_mangle_type): This.
6777 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6778 (TARGET_MANGLE_TYPE): Define this instead.
6779 * cp/mangle.c (write_type): Call mangle_type target hook on all
6780 types before mangling. Use original type, not main variant, as
6782 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6783 (TARGET_MANGLE_TYPE): This.
6784 * target.h (gcc_target): Rename mangle_fundamental_type to
6786 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6787 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6789 2007-07-25 Julian Brown <julian@codesourcery.com>
6790 Paul Brook <paul@codesourcery.com>
6791 Joseph Myers <joseph@codesourcery.com>
6792 Mark Shinwell <shinwell@codesourcery.com>
6794 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6795 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6796 (with_fpu): Allow --with-fpu=neon.
6797 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6798 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6799 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6800 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6801 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6802 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6803 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6804 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6805 (output_move_neon): Add prototypes.
6806 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6807 (all_fpus): Add FPUTYPE_NEON.
6808 (fp_model_for_fpu): Add NEON field.
6809 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6810 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6812 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6814 (thumb2_legitimate_address_p): Likewise.
6815 (neon_valid_immediate): Recognize and prepare constants suitable for
6817 (neon_immediate_valid_for_move): New function. Recognize and prepare
6818 immediates for NEON move instructions.
6819 (neon_immediate_valid_for_logic): New function. Recognize and
6820 prepare immediates for NEON logic instructions.
6821 (neon_output_logic_immediate): New function. Create asm string
6822 suitable for outputting immediate logic instructions.
6823 (neon_pairwise_reduce): New function. Implement reduction using
6824 pairwise operations.
6825 (neon_expand_vector_init): New function. Expand a (possibly
6826 non-constant) vector initialization.
6827 (neon_vector_mem_operand): New function. Memory operands supported
6828 for quad-word loads/stores to/from ARM or NEON registers. Don't
6829 allow base+offset addressing for core regs.
6830 (neon_struct_mem_operand): New function. Valid mems for NEON
6832 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6833 from neon_vector_mem_operand addresses without a secondary register.
6834 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6835 (add_minipool_backward_ref): Likewise.
6836 (dump_minipool): Likewise.
6837 (push_minipool_fix): Likewise.
6838 (output_move_quad): New function. Output quad-word moves, loads and
6839 stores using ARM registers.
6840 (output_move_vfp): Add support for vectors in VFP (NEON) D
6842 (output_move_neon): Output a NEON load/store to/from a quadword
6844 (arm_print_operand): Implement new codes:
6845 - 'c' for unadorned integers (without a # sign).
6846 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6848 - 'e', 'f' for the low and high D parts of a NEON Q register.
6849 - 'q' outputs a NEON Q register.
6850 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6851 - 'T' prints NEON opcode features from a coded bitmask.
6852 - 'F' is similar to T, but signed/unsigned codes both print as
6854 - 't' is similar to T, but 'u' is printed instead of 'p'.
6855 - 'O' prints 'r' if NEON instruction should perform rounding (as
6856 specified by bitmask), else prints nothing.
6857 - '#' is a punctuation character to stop operand numbers from
6858 running together with following digits in the assembler
6859 strings for instructions (when using mode attributes).
6860 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6861 constant vectors in big-endian mode, where necessary.
6862 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6863 Handle EI, OI, CI, XI modes.
6864 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6865 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6866 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6867 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6868 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6870 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6871 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6872 to turn v8qi, etc. into bits defined above.
6873 (neon_itype): New enumeration. Classifications of NEON builtins.
6874 (neon_builtin_datum): Define struct. Contains information about
6875 a single builtin (with multiple modes).
6876 (CF): Define helper macro for...
6877 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6879 (neon_builtin_data): New array. Define information about builtins
6880 for use during initialization/expansion.
6881 (arm_init_neon_builtins): New function.
6882 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6884 (neon_builtin_compare): New function.
6885 (locate_neon_builtin_icode): New function. Find an insn code for a
6886 builtin given a function code for that builtin. Also return type of
6887 builtin (NEON_BINOP, NEON_UNOP etc.).
6888 (builtin_arg): New enumeration. Types of arguments for builtins.
6889 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6890 Takes a variable argument list of builtin_arg types, terminated by
6892 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6893 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6894 (neon_emit_pair_result_insn): New function. Support returning pairs
6895 of vectors via a pointer.
6896 (neon_disambiguate_copy): New function. Set up operands for a
6897 multi-word copy such that registers do not get clobbered.
6898 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6899 ARM_BUILTIN_NEON_BASE.
6900 (arm_file_start): Set float-abi attribute for NEON.
6901 (arm_vector_mode_supported_p): Enable NEON vector modes.
6902 (arm_mangle_map_entry): New.
6903 (arm_mangle_map): New.
6904 (arm_mangle_vector_type): New.
6905 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6907 (TARGET_NEON): New macro. Target supports NEON.
6908 (fputype): Add FPUTYPE_NEON.
6909 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6910 for vectorization based on command-line arg.
6911 (NEON_REGNO_OK_FOR_NREGS): Define.
6912 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6913 (VALID_NEON_STRUCT_MODE): Define.
6914 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6915 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6916 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6917 (consttable_16): Add pattern for outputting 16-byte minipool
6919 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6921 (vec-common.md, neon.md): Include md files.
6922 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6923 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6924 (memory_constraint "Ut", "Un", "Us"): Define.
6925 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6926 (MMX_char): New mode attribute.
6927 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6928 (*add<mode>3_iwmmxt): New insn pattern.
6929 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6930 (*sub<mode>3_iwmmxt): New insn pattern.
6931 (mulv4hi3): Rename to...
6932 (*mulv4hi3_iwmmxt): This.
6933 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6934 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6935 (uminv4hi3, uminv2si3): Remove. Replace with...
6936 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6937 (*umin<mode>3_iwmmxt): These.
6938 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6939 (ashr<mode>3_iwmmxt): This new pattern.
6940 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6941 (lshr<mode>3_iwmmxt): This new pattern.
6942 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6943 (ashl<mode>3_iwmmxt): This new pattern.
6944 * config/arm/neon-docgen.ml: New file. Generate documentation for
6946 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6947 * config/arm/arm_neon.h: New (autogenerated).
6948 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6950 * config/arm/neon.md: New file. Define NEON instructions.
6951 * config/arm/neon.ml: New file. Abstract description of NEON
6952 instructions, used to generate arm_neon.h header, documentation and
6954 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6955 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6957 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6959 (ARM NEON Intrinsics): New subsection.
6960 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6962 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6964 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6967 2007-07-24 Jan Hubicka <jh@suse.cz>
6969 * regclass.c (move_table): New type.
6970 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6971 (init_move_cost): Break out from ...
6972 (init_reg_sets_1): ... here; simplify computation of
6973 have_regs-of_mode and contains_reg_of_mode.
6974 (record_reg_classes): Unswitch internal loops.
6975 (copy_cost): Trigger lazy initialization of move cost
6976 (record_address_regs): Likewise.
6978 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6980 * config/darwin.c (darwin_override_options): Don't force on
6981 flag_var_tracking_uninit when no debug info is requested.
6983 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6985 * cfgloop.c (init_loops_structure): New function.
6986 (flow_loops_find): Create root of the loop tree unconditionally.
6988 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6990 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6992 2007-07-24 Jan Hubicka <jh@suse.cz>
6994 * caller-save.c: Include ggc.h, gt-caller-save.h
6995 (reg_save_code, reg_restore_code): Rename to ...
6996 (cached_reg_save_code, cached_reg_restore_code): ... those.
6997 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6998 (reg_save_code, reg_restore_code): New functions.
6999 (init_caller_save): Do not intialize
7000 reg_save_code/reg_restore_code tables.
7001 * Makefile.in: (gt-caller-save.h): New.
7003 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7005 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7006 with the mode of the original operand instead of
7009 2007-07-23 Jan Hubicka <jH@suse.cz>
7011 * i386.c (ix86_secondary_memory_needed): Break out to...
7012 (inline_secondary_memory_needed): ... here.
7013 (ix86_memory_move_cost): Break out to ...
7014 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7015 maximum of input and output; fix handling of Q_REGS on 64bit.
7016 (ix86_secondary_memory_needed): Microoptimize.
7018 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7020 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7021 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7022 stmts_from_loop, known_dependences_p, build_rdg): New.
7023 * tree-data-ref.h: Depends on graphds.h.
7024 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7025 (build_rdg): Declared.
7026 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7028 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7030 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7033 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7034 Jakub Jelinek <jakub@redhat.com>
7036 PR middle-end/PR28690
7037 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7039 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7040 and MEM_POINTER operands over REG and MEM operands.
7041 (swap_commutative_operands_p): Change return value to bool.
7042 * rtl.h: Update the corresponding prototype.
7043 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7044 instead of gen_rtx_PLUS.
7045 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7046 value to bool. Change function arguments to rtx's and update code
7048 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7049 calls to match the new declaration.
7050 * simplify-rtx.c (simplify_associative_operation): Don't
7051 reorder simplify_binary_operation arguments.
7053 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7055 * config/mips/mips.c (override_options): Use mips_costs to derive
7056 the default branch cost.
7057 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7059 * config/mips/mips.opt (mbranch-cost=): New option.
7060 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7062 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7064 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7065 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7066 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7067 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7069 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7071 * config/mips/constraints.md (ks): New constraint.
7072 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7073 (*add<mode>3_mips16): ...here.
7075 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7077 * optabs.h (enum optab_index): Add new OTI_signbit.
7078 (signbit_optab): Define corresponding macro.
7079 (enum insn_code signbit_optab[]): Remove array.
7080 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7081 (expand_copysign_absneg): If back end provides signbit insn, use it
7082 instead of bit operations on floating point argument.
7083 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7084 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7085 for availability of signbit insn.
7087 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7088 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7089 SSE mode is not active.
7090 (isinf<mode>2): Disable for mfpmath=sse,387.
7092 2007-07-22 Ben Elliston <bje@au.ibm.com>
7094 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7096 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7098 2007-07-20 Richard Guenther <rguenther@suse.de>
7100 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7101 integral typed condition.
7102 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7103 booleanness. Only preserve conversions from a non-base
7104 type to a base type, not in general between types with
7105 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7106 * tree.def (COND_EXPR): Document that the condition
7107 can be of any integral type.
7109 2007-07-20 Nigel Stephens <nigel@mips.com>
7110 Richard Sandiford <richard@codesourcery.com>
7112 * config/mips/mips.h (mips_dwarf_regno): Declare.
7113 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7114 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7115 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7116 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7117 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7118 (REG_CLASS_NAMES): Update accordingly.
7119 * config/mips/mips.c (mips_dwarf_regno): New array.
7120 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7121 (mips_subword): Remove special handling for accumulator registers.
7122 (override_options): Initiailize mips_dwarf_regno. Remove use
7124 (mips_swap_registers): New function.
7125 (mips_conditional_register_usage): Swap accumulator registers
7126 around if TARGET_LITTLE_ENDIAN.
7127 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7128 * config/mips/constraints.md (h, l): Use the endianness to choose
7129 between MD0_REG and MD1_REG.
7130 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7131 alternative-dependent template.
7133 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7135 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7138 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7140 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7141 predecessor fallthru flags.
7143 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7145 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7146 of compare to the same type.
7147 * cfgloopmanip.c (add_loop): Update information about loop exits.
7148 (loop_version): Remove the innermost loop requirement.
7149 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7150 to sizetype for pointers.
7152 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7154 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7155 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7156 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7158 * config/dfp-bit.c: Empty for TFmode conversions.
7160 2007-07-18 Caroline Tice <ctice@apple.com>
7162 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7163 and handle them correctly; check that src is not NULL before
7165 (find_src_set_src): Likewise.
7167 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7169 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7170 (struct alignment_context, init_alignment_context): New.
7171 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7172 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7173 (XCHAL_HAVE_S32C1I): Likewise.
7174 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7175 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7176 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7177 (ATOMIC, HQI): New macros.
7178 (memory_barrier, *memory_barrier): New.
7179 (sync_lock_releasesi): New.
7180 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7181 (sync_lock_test_and_set<mode>): New.
7182 (sync_<atomic><mode>): New.
7183 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7184 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7185 (xtensa_expand_atomic): New.
7187 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7191 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7192 transformation for builtin ISNORMAL.
7193 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7194 * builtins.def (BUILT_IN_ISNORMAL): New.
7195 * doc/extend.texi: Document isnormal.
7197 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7201 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7202 optabs infrastructure. Provide generic implementation for
7204 (expand_builtin): Handle FINITE/ISFINITE.
7205 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7206 (fold_builtin_1): Likewise.
7208 * builtins.def (BUILT_IN_ISFINITE): New.
7210 * doc/extend.texi: Document isfinite.
7212 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7218 generic fallback for isinf.
7219 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7220 calculation code ...
7221 * real.c (get_max_float): ... to here.
7222 * real.h (get_max_float): New.
7224 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7228 * builtin-attrs.def (ATTR_TYPEGENERIC,
7229 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7231 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7232 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7233 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7234 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7236 * c-common.c (handle_type_generic_attribute): New.
7237 (c_common_attribute_table): Add "type generic".
7239 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7241 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7243 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7244 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7247 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7250 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7251 checking that the operand is an expression.
7253 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7254 Danny Smith <dannysmith@users.sourceforge.net>
7257 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7258 file mapping object in local namespace if Windows version later
7261 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7263 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7264 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7265 arm_cannot_force_const_mem.
7266 (arm_cannot_force_const_mem): New function.
7267 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7268 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7269 of arm_tls_referenced_p.
7270 * config/arm/arm.md (movsi): Split out-of-section constants when
7271 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7272 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7274 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7276 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7278 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7280 * config/mips/mips.md (*extendqihi2): Convert the destination
7283 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7285 * config/pa/fptr.c: Update license header.
7286 * config/pa/milli64.S: Likewise.
7288 2007-07-17 Nick Clifton <nickc@redhat.com>
7290 * COPYING_v3: New file. Contains version 3 of the GNU General
7292 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7293 Lesser General Public License.
7294 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7295 the GNU General Public License.
7297 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7299 PR rtl-optimization/32773
7300 * cfglayout.c (force_one_exit_fallthru): New function.
7301 (cfg_layout_finalize): Use it.
7303 2007-07-16 Richard Guenther <rguenther@suse.de>
7304 Uros Bizjak <ubizjak@gmail.com>
7306 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7307 before forcing it to gimple operand.
7309 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7310 David Ung <davidu@mips.com>
7312 * config/mips/mips.h (TUNE_24K): Define.
7313 (TUNE_MACC_CHAINS): Add TUNE_24K.
7314 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7316 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7317 (r74k_int_madd): .. this new reservation.
7318 (define_bypass): Fixed bypasses for r74k_int_madd to use
7320 * config/mips/24k.md (define_bypass): Define new
7321 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7323 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7324 Nigel Stephens <nigel@mips.com>
7326 * config/mips/mips.md: Include 20kc.md.
7327 * config/mips/20kc.md: New file.
7328 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7329 (mips_adjust_cost): Tweak for 20Kc.
7330 (mips_issue_rate): Likewise.
7331 * config/mips/mips.h (TUNE_20KC): Define.
7333 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7335 * config/rs6000/rs6000.c (struct processor_cost): Add
7336 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7338 (*_cost): Add cache information.
7339 (rs6000_override_options): Set cache parameters.
7341 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7344 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7345 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7347 2007-07-16 Paul Brook <paul@codesourcery.com>
7350 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7351 (cirrus_thumb2_movsi_insn): Ditto.
7353 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7355 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7358 2007-07-15 Andrew Haley <aph@redhat.com>
7360 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7361 before looking in the context.
7363 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7367 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7368 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7369 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7370 (pa_output_function_prologue): Use rp_saved and
7371 current_function_is_leaf to generate .CALLINFO statement.
7372 (hppa_expand_prologue): Set rp_saved.
7373 (hppa_expand_epilogue): Use rp_saved.
7374 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7375 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7377 2007-07-14 Dirk Mueller <dmueller@suse.de>
7379 * omega.c (coalesce): Fix memory leak on early exit.
7380 * matrix-reorg.c (check_allocation_function): Likewise.
7381 * tree-vect-transform.c (vect_get_new_vect_var): free result
7383 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7384 pass pointer to edge vector
7385 (partition_hot_cold_basic_blocks): Fix memory leak.
7386 * collect2.c (prefix_from_string): Free temporary storage.
7387 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7389 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7391 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7392 (DO_GLOBAL_DTORS_BODY): Likewise.
7394 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7395 Nigel Stephens <nigel@mips.com>
7397 * config/mips/mips.c (mips_classify_symbol): Don't return
7398 SYMBOL_SMALL_DATA for constant pool addresses if
7399 TARGET_EMBEDDED_DATA is true.
7401 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7403 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7404 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7405 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7406 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7407 __builtin_ia32_storehps, __builtin_ia32_storelps,
7408 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7409 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7410 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7411 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7412 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7413 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7414 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7415 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7416 using def_builtin_const.
7418 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7420 PR tree-optimization/32705
7421 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7422 (simplify_binary_expression): Use SSA_VAL consistently.
7424 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7426 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7427 (SPEFSCR_REGNO): Delete definition.
7428 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7429 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7430 * config/rs6000/rs6000.h: Do not define *_REGNO.
7431 LINK_REGISTER_REGNUM -> LR_REGNO.
7432 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7433 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7434 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7435 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7436 R_VRSAVE, R_VSCR. Use them.
7437 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7438 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7439 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7440 * config/rs6000/aix.h: Define R_LR. Use it.
7442 2007-07-13 Caroline Tice <ctice@apple.com>
7444 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7445 flag_var_tracking is explicitly turned off (i.e. when variable
7446 tracking is not feasible); otherwise, turn flag_var_tracking on when
7447 flag_var_tracking_uninit is on.
7448 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7449 note definitions, to allow recording of initialization status in the
7451 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7452 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7453 determine if two note locations are equal.
7454 (output_loc_list): Don't output list entries whose start & end labels
7456 (reg_loc_descriptor): Add parameter for initialization status; pass it
7457 to other loc descriptor functions.
7458 (one_reg_loc_descriptor): Add parameter for initialization status;
7459 check its value and add DW_OP_GNU_uninit to returned loc descr if
7461 (multiple_reg_loc_descriptor): Add parameter for initialization
7463 pass init status argument to other loc descriptor functions; check
7464 value of intialization parameter and add DW_OP_GNU_uninit to returned
7465 loc descr if appropriate.
7466 (based_loc_descr): Add parameter for initialization status; add new
7467 variable for return value; check value of initialization parameter and
7468 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7469 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7470 pass init status argument to other loc descriptor functions; check
7471 value of intialization parameter and add DW_OP_GNU_uninit to returned
7472 loc descr if appropriate.
7473 (mem_loc_descriptor): Likewise.
7474 (concat_loc_descriptor): Likewise.
7475 (concatn_loc_descriptor): Likewise.
7476 (loc_descriptor): Add parameter for initialization status; pass it as
7477 argument to other loc descriptor function calls.
7478 (loc_descriptor_from_tree_1): Add appropriate initialization status
7479 to loc descriptor function calls.
7480 (add_location_or_const_value_attribute): Get initialization status
7481 from VAR_LOCATION note; add initialization status to loc descriptor
7483 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7484 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7485 status is uninitialized, add "[uninint]" to output.
7486 * common.opt (fvar-tracking-uninit): New option, similar to
7487 fvar-tracking, to turn on tracking of uninitialized variables; creates
7488 a new global flag, flag_var_tracking_uninit.
7489 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7490 (enum var_init_status): New type, for var initialization status field.
7491 * var-tracking.c (struct location_chain_def): Two new fields, init,
7492 for initialization status, and set_src for the assignment value expr.
7493 (unshare_variable): New parameter for initialization status;
7494 initialize new init and set_src fields.
7495 (var_reg_set): New parameters for initialization status and value;
7496 pass them to set_variable_part.
7497 (var_mem_set): Likewise.
7498 (get_init_value): New function.
7499 (var_reg_delete_and_set): New initialization status & value
7500 parameters; add call to get_init_value if status is unknown; pass new
7501 parameters to clobber_variable_part and var_reg_set.
7502 (var_mem_delete_and_set): Likewise.
7503 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7504 (var_mem_delete): Likewise.
7505 (variable_union): Pass status to unshare_variable; initialize new init
7506 and set_src fields. If flag_var_tracking_uninit is not set, force
7507 status to initialized.
7508 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7509 used later to get the set_src value.
7510 (find_src_status): New function.
7511 (find_src_set_src): New function.
7512 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7513 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7514 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7515 and var_mem_delete_and_set.
7516 (dump_variable): Print out "[uninit]" if appropriate.
7517 (set_variable_part): Add new initialization and set_src parameters;
7518 pass status to unshare_variable; set node->init and node- >set_src
7519 fields and modify slot in hash table appropriately; save the init and
7520 set_src values if appropriate and assign to the new node.
7521 (clobber_variable_part): New set_src parameter; if two nodes have
7522 same variable and same location but different set_src (assignment)
7523 values, clobber old node.
7524 (delete_variable_part): Pass init status to unshare_variable.
7525 (emit_note_insn_var_location): Add initialized var; assign var's init
7526 status to new 'initialized'; pass new init status field to calls to
7527 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7528 status to initialized.
7529 (emit_notes_in_bb): Pass initialization status to calls to
7530 var_reg_set, var_mem_set, var_reg_delete_and_set and
7531 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7532 var_reg_delete_and_set and var_mem_delete_and_set; call
7533 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7534 make up for change in add_stores.
7535 (vt_add_function_parameters): Add status to calls to
7537 * config/darwin.c (darwin_override_options): Turn on uninitialized
7538 tracking automatically, if var_tracking is on and the system is
7541 2007-07-13 Sa Liu <saliu@de.ibm.com>
7543 * config.gcc: Add options for arch and tune on SPU.
7544 * config/spu/predicates.md: Add constant operands 0 and 1.
7545 * config/spu/spu-builtins.def: Add builtins for double precision
7546 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7547 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7549 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7551 * config/spu/spu-protos.h: Add new function prototypes.
7552 * config/spu/spu.c (spu_override_options): Check options -march and
7554 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7555 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7557 (spu_const_from_int): New. Create a vector constant from 4 ints.
7558 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7559 (spu_emit_vector_compare): New. Emit vector compare.
7560 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7561 * config/spu/spu.h: Add options -march and -mtune. Define processor
7562 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7563 CANONICALIZE_COMPARISON.
7564 * config/spu/spu.md: Add new insns for double precision compare
7565 and double precision vector compare. Add vcond and smax/smin patterns
7566 to enable DFmode vector conditional expression.
7567 * config/spu/spu.opt: Add options -march and -mtune.
7568 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7569 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7570 both CELL and CELLEDP targets: spu_testsv.
7571 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7574 2007-07-13 Richard Guenther <rguenther@suse.de>
7576 PR tree-optimization/32721
7577 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7578 TREE_THIS_VOLATILE on the folded reference.
7579 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7580 if the array reference has TREE_THIS_VOLATILE set.
7582 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7585 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7587 2007-07-13 Andreas Schwab <schwab@suse.de>
7589 * gengtype-lex.l: Allow declarations to be indented.
7591 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7593 * ginclude/tgmath.h: New.
7594 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7595 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7596 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7597 * configure: Regenerate.
7599 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7601 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7602 correct index when setting register save state for xd
7605 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7607 * config/sh/sh.c (mark_use): Remove.
7609 2007-07-12 Paul Brook <paul@codesourcery.com>
7611 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7612 reg does not overlap return value.
7614 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7616 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7617 (set_expression_vuses): Ditto.
7618 (init_pre): Initialize expression_vuses.
7620 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7622 * config/i386/sse.md (storentdf, storentsf): New.
7624 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7626 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7628 * tree.c (build_decl_stat): Move code from here...
7629 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7630 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7631 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7632 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7633 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7636 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7637 Devang Patel <dpatel@apple.com>
7639 PR tree-optimization/25413
7640 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7641 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7642 * tree.h (contains_packed_reference): New.
7643 * expr.c (contains_packed_reference): New.
7644 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7645 (vect_enhance_data_refs_alignment): Call
7646 vector_alignment_reachable_p.
7647 * target.h (vector_alignment_reachable): New builtin.
7648 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7649 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7650 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7652 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7654 * target.h (builtin_vectorization_cost): Add new target builtin.
7655 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7656 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7657 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7658 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7659 uninitialized variables.
7660 * tree-vect-transform.c (cost_for_stmt): New function.
7661 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7662 using cost 1 for all scalar stmts. Be less conservative when
7663 estimating the number of prologue/epulogue iterations. Call
7664 targetm.vectorize.builtin_vectorization_cost. Return
7665 min_profitable_iters-1.
7666 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7667 initialization cost instead of TARG_VEC_STMT_COST. Use
7668 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7669 epilogue code. Fix epilogue cost computation.
7670 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7671 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7672 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7673 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7674 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7675 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7677 2007-07-12 Richard Guenther <rguenther@suse.de>
7679 * gimplify.c (gimplify_conversion): Make sure that the result
7680 from maybe_fold_offset_to_reference is trivially convertible
7681 to the desired type before doing the simplification.
7682 (gimplify_expr): Likewise.
7683 * fold-const.c (fold_binary): Use the correct types for
7684 building the simplified expression.
7686 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7688 PR rtl-optimization/32729
7689 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7690 that fallthru to exit.
7692 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7694 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7695 (symDTPOFF2reg): Likewise.
7697 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7699 PR tree-optimization/32663
7701 * tree.h (VALUE_HANDLE_VUSES): Remove.
7702 (struct tree_value_handle): Remove vuses.
7704 * tree-vn.c (create_value_handle_for_expr): Don't set
7707 * tree-ssa-pre.c (expression_vuses): New.
7708 (alloc_expression_id): Set up expression_vuses.
7709 (get_expression_vuses): New.
7710 (set_expression_vuses): Ditto.
7711 (clear_expression_ids): Modify for expression_vuses.
7712 (phi_translate_1): Ditto.
7713 (phi_translate_set): Ditto.
7714 (value_dies_in_block_x): Ditto
7715 (valid_in_sets): Ditto.
7716 (add_to_sets): Ditto.
7717 (find_existing_value_expr): Ditto.
7718 (create_value_handle_for_expr): Ditto.
7719 (make_values_for_stmt): Ditto.
7720 (vuse_equiv): Remove.
7722 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7724 * Makefile.in (mostlyclean): Remove object files.
7726 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7728 * toplev.c (no_new_pseudos): Deleted.
7729 * rtl.h (no_new_pseudos): Deleted.
7730 * tree-pass.h (pass_no_new_pseudos): Deleted.
7731 * passes.c (pass_no_new_pseudos): Deleted.
7732 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7733 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7734 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7736 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7737 * rtlhooks.c (gen_lowpart_general): Ditto.
7738 * optabs.c (prepare_operand): Ditto.
7739 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7741 * modulo-sched.c (rest_of_handle_sms): Ditto.
7742 * see.c (rest_of_handle_see): Ditto.
7743 * ifcvt.c (if_convert): Ditto.
7744 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7746 * init-regs.c (gate_initialize_regs): Deleted set of
7748 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7749 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7750 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7752 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7756 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7757 (*vec_extractv2di_1_rex64): New insn pattern.
7759 2007-07-11 David Daney <ddaney@avtrex.com>
7761 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7762 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7763 for SIGNAL_UNWIND_RETURN_COLUMN.
7764 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7765 (DWARF_FRAME_REGNUM): Rewrite.
7766 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7768 2007-07-11 Nick Clifton <nickc@redhat.com>
7770 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7771 delta and use gen_int_mode in place of GET_INT instead.
7773 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7775 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7778 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7780 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7781 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7783 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7784 (USE_CANONICAL_TYPES): New.
7785 * doc/invoke.texi (verify-canonical-types): Remove.
7786 (use-canonical-types): Add.
7788 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7790 * config/spu/spu.c (spu_optimization_options): Remove setting of
7791 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7792 (spu_override_options): Move it here.
7794 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7796 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7797 * config/mips/mips.c (mips_cpu_info_table): Mention
7798 MIPS_ISA_LEVEL_SPEC in the comment.
7800 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7802 PR tree-optimization/32713
7803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7805 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7808 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7809 conditional to flag_isoc99.
7810 (c_common_init_options): Do it here, unconditionally.
7812 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7814 PR tree-optimization/32589
7815 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7816 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7817 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7818 predicate, extracted from...
7819 (set_rhs): ...here. Call it for the expression on entry.
7820 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7821 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7822 (simplify_binary_expression): Use valid_gimple_expression_p
7823 to validate the simplification.
7824 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7826 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7828 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7829 DWARF2_DEBUG on 32 bit target too.
7830 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7832 2007-07-11 Nick Clifton <nickc@redhat.com>
7834 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7835 version for 64-bit hosts.
7837 2007-07-10 David Daney <ddaney@avtrex.com>
7839 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7841 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7843 * config/mips/mips.c (mips_expand_synci_loop): New function.
7844 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7845 (UNSPEC_RDHWR): Same.
7846 (UNSPEC_SYNCI): Same.
7847 (UNSPEC_SYNC): Same.
7848 (clear_cache): New expand.
7852 (clear_hazard): Same.
7853 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7855 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7856 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7858 2007-07-10 Ian Lance Taylor <iant@google.com>
7860 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7863 2007-07-10 David Daney <ddaney@avtrex.com>
7865 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7866 * builtins.c (expand_builtin___clear_cache): New function.
7867 (expand_builtin): Call expand_builtin___clear_cache for
7868 BUILT_IN_CLEAR_CACHE case.
7869 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7870 * doc/md.texi (clear_cache): Document new instruction pattern.
7871 * testsuite/gcc.dg/builtins-64.c: New test.
7873 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7875 * config/cris/cris.md ("movsi"): Fix typo in last change.
7877 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7880 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7882 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7883 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7884 for FUNCTION_DECLs. Don't use align_functions_log if
7886 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7887 even for FUNCTION_DECLs.
7888 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7890 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7891 (DECL_FUNCTION_CODE): Update for new location and name of
7893 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7894 (struct tree_decl_common): Move 'align' and 'off_align' out
7895 of union, ensure they're still on a 32-bit boundary. Remove
7896 other fields in union 'u1'.
7897 (struct tree_function_decl): Add field 'function_code' replacing
7898 'u1.f' in tree_decl_common.
7899 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7900 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7901 (Variable Attributes): Cross-reference 'aligned' attribute
7902 to Function Attributes.
7903 * flags.h (force_align_functions_log): Delete.
7904 * toplev.c (force_align_functions_log): Delete.
7906 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7909 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7910 (*vec_concatv2di_rex): New insn pattern.
7912 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7915 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7917 2007-07-10 Ian Lance Taylor <iant@google.com>
7919 Replace no_new_pseudos in backends.
7920 * rtl.h (can_create_pseudo_p): Define.
7921 * config/darwin.c (machopic_indirect_data_reference): Use
7922 can_create_pseudo_p () instead of no_new_pseudos.
7923 (machopic_indirect_data_reference): Likewise.
7924 (machopic_legitimize_pic_address): Likewise.
7925 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7926 (alpha_emit_set_const_1): Likewise.
7927 (alpha_emit_set_const): Likewise.
7928 (alpha_emit_conditional_move): Likewise.
7929 (alpha_split_conditional_move): Likewise.
7930 * config/alpha/alpha.md (various splitters): Likewise.
7932 * config/arm/arm.c (legitimize_pic_address): Likewise.
7933 (arm_load_pic_register): Likewise.
7934 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7935 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7936 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7937 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7938 * config/cris/cris.md (movsi): Likewise.
7939 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7940 (symGOTOFF2reg_hilo): Likewise.
7941 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7942 * config/h8300/h8300.md (insv, extzv): Likewise.
7943 * config/i386/i386.c (ix86_expand_move): Likewise.
7944 (ix86_expand_vector_move): Likewise.
7945 (ix86_prepare_fp_compare_args): Likewise.
7946 (ix86_expand_carry_flag_compare): Likewise.
7947 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7948 (tls_dynamic_gnu2_combine_32): Likewise.
7949 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7950 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7951 (ia64_expand_movxf_movrf): Likewise.
7952 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7953 (m32c_split_move): Likewise.
7954 (m32c_expand_insv): Likewise.
7955 * config/m68k/m68k.md (movsi): Likewise.
7956 * config/mips/mips.c (mips_force_temporary): Likewise.
7957 (mips_split_symbol): Likewise.
7958 (mips_move_integer): Likewise.
7959 (mips_legitimize_const_move): Likewise.
7960 * config/mn10300/mn10300.md (movsi): Likewise.
7961 * config/pa/pa.c (emit_move_sequence): Likewise.
7962 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7963 (rs6000_got_register): Likewise.
7964 (create_TOC_reference): Likewise.
7965 (rs6000_machopic_legitimize_pic_address): Likewise.
7966 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7967 (various splitters): Likewise.
7968 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7969 (movsi_got): Likewise.
7970 * config/s390/s390.c (emit_symbolic_move): Likewise.
7971 * config/s390/s390.md (movhi, movqi): Likewise.
7972 (load_multiple, store_multiple): Likewise.
7973 * config/score/score.c (score_force_temporary): Likewise.
7974 * config/sh/sh.c (prepare_move_operands): Likewise.
7975 (prepare_cbranch_operands): Likewise.
7976 (emit_fpu_switch): Likewise.
7977 (fpscr_set_from_mem): Likewise.
7978 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7979 (adddi3, subsi3): Likewise.
7980 (various splitters): Likewise.
7981 (divsi_inv_fp_combine): Likewise.
7982 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7983 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7985 * config/sh/predicates.md (xor_operand): Likewise.
7986 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7987 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7988 (movdi_pic_label_ref): Likewise.
7989 * config/spu/spu.c (spu_split_immediate): Likewise.
7990 * config/alpha/alpha.md (various splitters): Remove test
7991 !no_new_pseudos || reload_completed.
7992 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7994 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7995 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7996 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7997 * config/score/score.c (th_output_mi_thunk): Likewise.
7998 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7999 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8001 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8003 PR rtl-optimization/32664
8004 * mode-switching.c (create_pre_exit): Skip barrier insns.
8006 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8008 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8009 force_gimple_operand_bsi.
8010 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8011 rewrite_use_compare): Ditto.
8012 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8014 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8015 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8016 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8017 * tree-profile.c (prepare_instrumented_value,
8018 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8019 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8020 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8021 tree_gen_ior_profiler): Ditto.
8022 * tree-ssa-reassoc.c (negate_value): Ditto.
8023 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8024 Use force_gimple_operand_bsi.
8025 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8026 * tree-if-conv.c (add_to_dst_predicate_list,
8027 find_phi_replacement_condition): Ditto.
8028 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8029 Call mark_symbols_for_renaming for new statements.
8030 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8032 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8034 * cfghooks.c (remove_edge): New function.
8035 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8037 * cfghooks.h (remove_edge): Declare.
8038 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8039 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8041 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8043 * optabs.h: Added declaration for signbit_optab.
8044 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8045 * genoptinit.c (optabs): Added entry for signbit insns.
8046 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8048 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8049 * config/s390/s390.md (signbit<mode>2): New expander.
8051 2007-07-09 Richard Guenther <rguenther@suse.de>
8054 * fold-const.c (fold_plusminus_mult_expr): Move constant
8055 arguments second to allow decomposing.
8057 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8060 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8062 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8063 Disregard DECL_FROM_INLINE.
8065 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8068 * doc/invoke.texi: Add ftree-reassoc flag.
8069 * common.opt (ftree-reassoc): New flag.
8070 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8071 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8073 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8075 PR tree-optimization/32681
8076 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8077 saved in second_edge->aux when first_bb is a loop header.
8079 2007-07-09 Jan HUbicka <jh@suse.cz>
8081 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8083 2007-07-09 Richard Guenther <rguenther@suse.de>
8085 * c-decl.c (start_function): Do not promote return type.
8087 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8089 * function.c (do_warn_unused_parameter): Do not warn if
8090 TREE_NO_WARNING is set.
8092 2007-07-08 Andreas Schwab <schwab@suse.de>
8094 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8096 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8099 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8101 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8102 apply to assembly language, too.
8103 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8105 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8107 Revert (note the sccvn portions are *not* reverted)
8108 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8110 Fix PR tree-optimization/23488
8112 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8114 * tree-flow-inline.h (get_value_handle): Ditto.
8115 * tree-ssa-pre.c (decl_vh_map): New.
8116 (decl_node_pool): New.
8117 (can_value_number_operation): Support DECL_P.
8118 (can_PRE_operation): Ditto.
8119 (create_expression_by_pieces): Ditto.
8120 (find_existing_value_expr): Modify to differnetiate between
8121 addressing and top level.
8122 (create_value_handle_for_expr): Handle DECL's.
8123 (poolify_tree): Ditto.
8124 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8125 (make_values_for_stmt): Handle DECL's properly.
8126 (init_pre): Reorg to not init useless things during FRE.
8128 * tree-flow.h: Include pointer-set.h.
8129 (decl_vh_map): Declare.
8130 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8132 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8134 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8135 the constraint description.
8136 * doc/md.texi: Update documentation of AVR constraints.
8138 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8140 * auto-inc-dec.c, config/arm/arm.c,
8141 config/m32r/constraints.md, config/mips/mips.md,
8142 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8143 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8144 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8145 typos. Follow spelling conventions.
8146 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8148 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8149 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8151 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8152 realloc_vuse): Remove.
8153 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8156 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8158 Fix PR tree-optimization/23488
8160 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8161 (try_to_simplify): Ditto.
8163 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8165 * tree-flow-inline.h (get_value_handle): Ditto.
8166 * tree-ssa-pre.c (decl_vh_map): New.
8167 (decl_node_pool): New.
8168 (can_value_number_operation): Support DECL_P.
8169 (can_PRE_operation): Ditto.
8170 (create_expression_by_pieces): Ditto.
8171 (find_existing_value_expr): Modify to differnetiate between
8172 addressing and top level.
8173 (create_value_handle_for_expr): Handle DECL's.
8174 (poolify_tree): Ditto.
8175 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8176 (make_values_for_stmt): Handle DECL's properly.
8177 (init_pre): Reorg to not init useless things during FRE.
8179 * tree-flow.h: Include pointer-set.h.
8180 (decl_vh_map): Declare.
8181 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8183 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8185 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8186 apply to assembly language, too.
8187 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8189 2007-07-06 Ian Lance Taylor <iant@google.com>
8190 Zack Weinberg <zackw@panix.com>
8193 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8195 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8197 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8198 (prefetch): Likewise if "pref" would be used.
8200 2007-07-06 Josh Conner <jconner@apple.com>
8204 * calls.c (store_one_arg): Handle arguments which are partially
8205 on the stack when detecting argument overlap.
8207 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8209 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8210 chosen during find_reloads.
8212 2007-07-06 Richard Guenther <rguenther@suse.de>
8214 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8215 TYPE_ARG_TYPES for verification of argument types. Use
8216 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8217 parameters as variable arguments.
8219 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8221 * libgcc2.h (word_type): Type definition removed.
8222 (cmp_return_type, shift_count_type): Type definitions added.
8223 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8224 replaced with shift_count_type.
8225 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8227 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8228 changed from word_type to Wtype.
8229 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8230 replaced with shift_count_type.
8231 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8233 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8234 and libgcc_shift_count attribute added.
8235 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8236 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8237 (TARGET_INITIALIZER): New target hooks added.
8238 * targhooks.c (default_libgcc_cmp_return_mode,
8239 default_libgcc_shift_count_mode): Default implementations for the new
8241 * targhooks.h (default_libgcc_cmp_return_mode,
8242 default_libgcc_shift_count_mode): Function prototypes added.
8243 * target.h (struct gcc_target): Fields for the new target hooks added.
8244 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8246 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8249 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8250 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8252 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8253 s390_libgcc_shift_count_mode): Functions added.
8254 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8255 Target hooks defined.
8257 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8259 * config/mips/mips.c (compute_frame_size): Restore the original
8260 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8261 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8262 Document why the difference is needed.
8264 2007-07-06 Richard Guenther <rguenther@suse.de>
8266 * c-common.c (boolean_increment): Use correctly typed
8269 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8271 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8272 the topmost argument register is not also included in the save mask.
8273 (mips16e_collect_argument_save_p): Take a pointer to the argument
8274 register, rather than a pointer to the number of arguments.
8275 (mips16e_collect_argument_saves): Only include argument saves
8276 that aren't in the register mask.
8278 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8280 PR rtl-optimization/32450
8281 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8282 to ensure that instructions are not moved into the prologue when
8283 profiling is on. Remove unused prologue_end variable.
8284 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8285 as a scheduling barrier.
8287 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8290 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8291 Disregard DECL_FROM_INLINE.
8293 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8295 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8296 IORing with a constant.
8298 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8300 PR rtl-optimization/32475
8301 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8302 for every definition of the stack pointer.
8304 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8306 * arm.c (vfp3_const_double_index): Copy signed results of
8307 REAL_VALUE_TO_INT into unsigned vars.
8309 2007-07-05 Richard Guenther <rguenther@suse.de>
8312 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8314 * tree-ssa.c (useless_type_conversion_p): Check canonical
8317 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8319 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8320 zero_extendhisi2): Change to define_insn_and_split.
8321 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8323 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8325 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8326 pass_match_asm_constraints): New.
8327 * passes.c (init_optimization_passes): Add new pass.
8328 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8329 * function.h (struct function): Add has_asm_statement bit.
8330 (current_function_has_asm_statement): New.
8331 * tree-pass.h (pass_match_asm_constraints): New.
8333 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8335 * config/mips/mips.c (mips_file_start): Avoid declaration
8338 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8340 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8342 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8344 * rtl.def (NOTE): Change print format string to print
8345 operand 5 as a note insn name.
8347 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8348 David Ung <davidu@mips.com>
8350 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8351 * doc/invoke.texi: (MIPS Options): Document them.
8353 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8354 David Ung <davidu@mips.com>
8356 Add support for SmartMIPS ASE.
8358 * optabs.c (expand_binop_directly): New, broken out from...
8359 (expand_binop): Here. Make it try rotating in the other
8360 direction even when the second operand isn't constant.
8361 * config/mips/mips.md (*lwxs): New.
8362 * config/mips/mips.opt (msmartmips): New.
8363 * config/mips/mips.c (mips_lwxs_address_p): New.
8364 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8365 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8366 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8367 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8368 (ISA_HAS_LWXS): New.
8369 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8370 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8371 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8372 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8373 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8374 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8375 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8377 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8379 * tree-vectorizer.c (new_loop_vec_info): Initialize
8380 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8381 * tree-vectorizer.h (_loop_vec_info): Added new filed
8382 min_profitable_iters.
8383 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8384 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8385 * tree-vect-analyze.c (vect_analyze_operations): Set
8386 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8387 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8388 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8389 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8390 and prologue cost to after they are computed.
8391 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8393 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8394 of creating vectors from scalars according to dt.
8395 (vect_model_store_cost): Likewise.
8396 (vectorizable_call): Use dt array instead of scalar dt. Call
8397 vect_model_simple_cost with additional argument dt.
8398 (vectorizable_assignment): Likewise.
8399 (vectorizable_operation): Likewise.
8400 (vectorizable_type_demotion): Likewise.
8401 (vectorizable_type_promotion): Likewise.
8402 (vectorizable_store): Use dt array instead of scalar dt. Call
8403 vect_model_store_cost with additional argument dt.
8404 (vect_do_peeling_for_loop_bound): Don't call
8405 vect_estimate_min_profitable_iters. Instead, lookup
8406 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8407 "may not be profitable".
8409 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8412 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8413 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8414 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8415 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8417 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8419 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8420 addressing modes cheaper.
8422 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8424 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8425 (dw_ranges_struct): Rename block_num to num. Adjust.
8426 (dw_ranges_by_label_struct): New.
8427 (ranges_by_label, ranges_by_label_allocated,
8428 ranges_by_label_in_use): New variables.
8429 (add_ranges_num): Factored most of the code out of...
8430 (add_ranges): ... this one. Rewrite in terms of the former.
8431 (add_ranges_by_labels): New.
8432 (output_ranges): Output by-label ranges.
8433 (dwarf2out_finish): Output range for multiple-section
8434 compile_unit. Output standard DW_AT_low_pc in addition to
8435 unexpected DW_AT_entry_pc.
8437 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8439 PR tree-optimization/32604
8440 PR tree-optimization/32606
8442 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8443 (compute_antic_safe): Removed.
8444 (ANTIC_SAFE_LOADS): Ditto.
8445 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8446 (execute_pre): Don't call compute_antic_safe.
8447 (vuse_equiv): New function.
8448 (make_values_for_stmt): Use it
8449 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8452 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8455 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8457 (avr_attribute_table): Make "naked" attribute apply to function types
8458 rather than to decls.
8459 (avr_handle_fntype_attribute): New function.
8461 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8463 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8466 2007-07-04 David Ung <davidu@mips.com>
8467 Joseph Myers <joseph@codesourcery.com>
8469 * config/mips/mips.md (type): Add logical, signext and move.
8470 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8471 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8472 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8473 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8474 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8475 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8476 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8477 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8478 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8479 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8480 movv2sf_hardfloat_64bit): Use the new types.
8481 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8482 *movdf_softfloat, *movdf_mips16): Use "multi".
8483 (extendqihi2): Replace with a define_expand.
8484 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8485 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8486 * config/mips/74k.md (r74k_int_logical): New reservation and
8488 (r74k_int_arith): Remove "slt".
8489 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8490 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8491 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8492 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8493 reservations for "arith".
8495 2007-07-04 Richard Guenther <rguenther@suse.de>
8497 * tree-ssa.c (useless_type_conversion_p): Add handling for
8498 scalar float and vector types. Only call the types_compatible_p
8499 langhook for aggregate types as last resort. Follow the
8502 2007-07-04 Richard Guenther <rguenther@suse.de>
8504 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8505 the same as NOP_EXPR.
8507 2007-07-04 Nick Clifton <nickc@redhat.com>
8509 * target.h (struct gcc_target): Add target_help field.
8510 * target-def.h (TARGET_HELP): New.
8511 (TARGET_INITIALIZER): Use TARGET_HELP.
8512 * opts.c (command_handle_option): Invoke target_help function, if
8513 defined, when the user has specified --target-help on the command
8515 * doc/invoke.texi: Mention that --target-help might print
8516 additional information.
8517 * doc/tm.texi: Document TARGET_HELP hook.
8519 * arm.c (TARGET_HELP): Override default definition.
8520 (arm_target_help): New - display a wrapped list of cores and
8521 architectures supported.
8523 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8525 * config/v850/v850.c (expand_prologue): Make sure
8526 GEN_INT() argument is sign extended rather than zero extended.
8527 (expand_epilogue): Likewise.
8528 (output_move_double): Delete.
8529 * config/v850/v850-protos.h (output_move_double): Delete.
8530 * config/v850/v850.md (movdi): Delete.
8531 (*movdi_internal): Delete.
8533 (*movdf_internal): Delete.
8535 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8537 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8538 unless compiling RTP PIC.
8540 2007-07-04 Richard Guenther <rguenther@suse.de>
8542 PR tree-optimization/32482
8543 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8544 original ssa name if we didn't find a shift expression.
8545 Fix shift constant for bit zero test.
8547 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8549 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8551 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8553 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8554 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8555 * config/arm/vxworks.h (ASM_SPEC): Delete.
8556 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8558 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8560 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8561 (DDR_REVERSED_P): New.
8562 * tree-data-ref.c (initialize_data_dependence_relation,
8563 build_classic_dist_vector): Set DDR_REVERSED_P.
8565 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8568 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8569 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8570 init_omega_for_ddr_1): Use non conservative number of iterations
8572 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8573 (analyze_siv_subscript): Remove FIXME and reinitialization of
8574 last_conflicts to chrec_dont_know.
8575 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8577 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8579 * tree.c (maybe_canonicalize_argtypes): Improve description.
8581 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8583 * tree.c (maybe_canonicalize_argtypes): New.
8584 (build_function_type): Set canonical type.
8585 (build_method_type_directly): Ditto.
8586 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8589 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8591 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8593 (rewrite_use_nonlinear_expr): Likewise.
8595 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8597 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8599 2007-07-04 Ben Elliston <bje@au.ibm.com>
8601 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8604 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8606 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8607 (Exception Handling): Likewise.
8609 2007-07-03 Jan Hubicka <jh@suse.cz>
8611 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8613 2007-07-03 Eric Christopher <echristo@apple.com>
8615 * doc/cppopts.texi: Add conflicting option note to -dM.
8616 * doc/invoke.texi: Add note about possible conflicts with
8617 -E for -dCHARS and note that -dM will not produce
8618 any results if there is no machine dependent reorg.
8620 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8622 * tree.h (DECL_ALIGN): Back out previous change.
8624 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8626 * configure.ac: Test for .dtprelword support on MIPS.
8627 * configure, config.in: Regenerate.
8628 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8629 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8631 2007-07-03 Julian Brown <julian@codesourcery.com>
8633 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8634 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8635 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8636 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8638 (all_fpus): Add FPUTYPE_VFP3.
8639 (fp_model_for_fpu): Add VFPv3 field.
8640 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8641 (vfp3_const_double_index): New function. Return integer index of
8642 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8644 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8645 and argument represents a valid RTX for a VFPv3 constant.
8646 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8648 (vfp_emit_fstmd): Similar, for fstmd.
8649 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8650 constants, represented as integer indices.
8651 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8652 VFP_REGNO_OK_FOR_DOUBLE macros.
8653 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8654 (arm_file_start): Set float-abi attribute for VFPv3, and output
8655 correct ".fpu" assembler directive.
8656 (arm_dbx_register_numbering): Add FIXME.
8657 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8658 (fputype): Add FPUTYPE_VFP3.
8659 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8660 (CALL_USED_REGISTERS): Likewise.
8661 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8662 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8663 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8664 (D7_VFP_REGNUM): New.
8665 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8666 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8667 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8668 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8669 (REG_ALLOC_ORDER): Adjust for VFPv3.
8670 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8671 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8672 VFP_LO_REGS, VFP_HI_REGS.
8673 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8674 (IS_VFP_CLASS): Define macro.
8675 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8677 (REGISTER_MOVE_COST): Likewise.
8678 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8679 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8680 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8681 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8682 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8683 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8684 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8685 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8686 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8687 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8688 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8689 where appropriate for single-word registers.
8690 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8691 As above. Fix type attributes.
8692 * config/arm/constraints.md (register_contraint "t"): Define.
8693 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8695 (register_constraint "x"): Define.
8696 (constraint "Dv"): Define.
8698 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8700 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8702 2007-07-03 Tom Tromey <tromey@redhat.com>
8704 * c-parser.c (objc_pq_context): Removed.
8705 (objc_need_raw_identifier): Likewise.
8706 (c_parser) <objc_pq_context>: New field.
8707 <objc_need_raw_identifier>: Likewise.
8708 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8709 (c_lex_one_token): Update.
8710 (c_parser_objc_protocol_definition): Update.
8711 (c_parser_objc_method_definition): Update.
8712 (c_parser_objc_methodproto): Update.
8713 (c_parser_declspecs): Update.
8715 2007-07-03 David Ung <davidu@mips.com>
8717 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8719 2007-07-03 David Ung <davidu@mips.com>
8720 Richard Sandiford <richard@codesourcery.com>
8722 * doc/invoke.texi: Document -march=74kf3_2.
8723 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8724 (TUNE_74K): Check for it.
8725 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8726 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8727 * config/mips/mips.md (cpu): Add 74kf3_2.
8728 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8729 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8730 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8731 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8732 74kf3_2 to the CPU list.
8733 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8734 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8735 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8736 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8737 (r74kf3_2_fxfer_from_c1): New insn reservations.
8739 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8740 David Ung <davidu@mips.com>
8742 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8743 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8744 and 74k[fx]. Document aliases for the new options.
8745 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8746 (PROCESSOR_24KF2_1): ...this.
8747 (PROCESSOR_24KX): Rename to...
8748 (PROCESSOR_24KF1_1): ...this.
8749 (PROCESSOR_74KF): Rename to...
8750 (PROCESSOR_74KF2_1): ...this.
8751 (PROCESSOR_74KX): Rename to...
8752 (PROCESSOR_74KF1_1): ...this.
8753 (TUNE_74K): Update PROCESSOR_* names.
8754 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8755 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8756 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8757 (mips_rtx_cost_data): Update processor names in comments.
8758 (mips_issue_rate): Update PROCESSOR_* names.
8759 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8760 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8761 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8762 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8763 Update cpu attribute names.
8764 (r24k_fpu_iss): Rename this reservation to...
8765 (r24kf2_1_fpu_iss): ...this and update all uses.
8766 (r24kx_fpu_iss): Rename this reservation to...
8767 (r24kf1_1_fpu_iss): ...this and update all uses.
8768 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8769 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8770 Update cpu attribute names.
8772 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8774 * config/m32r/constraints.md: New file.
8775 * config/m32r/m32r.c: Include tm-constrs.h.
8776 (small_data_operand): Use satisfies_constraint_* instead of macro.
8777 (addr24_operand, gen_compare): Likewise.
8778 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8779 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8780 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8781 EXTRA_CONSTRAINT): Likewise.
8782 * config/m32r/m32r.md: Include constraints.md.
8783 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8784 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8785 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8786 (two_insn_const_operand, int8_operand, uint16_operand,
8787 reg_or_int16_operand, reg_or_uint16_operand,
8788 reg_or_cmp_int16_operand, cmp_int16_operand,
8789 seth_add3_operand): Likewise.
8791 2007-07-03 Eric Christopher <echristo@gmail.com>
8793 * libgcc2.h: Conditionally declare __bswapsi2 and
8796 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8798 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8801 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8804 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8805 (__gthrw_pragma): Provide default definition.
8807 * gthr-posix.c (__gthrw_pragma): Define.
8809 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8811 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8812 before declaring inequality.
8814 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8816 * combine.c (recog_for_combine): Log the success or failure of
8817 matching new insn patterns against the machine description in
8820 2007-07-03 Revital Eres <eres@il.ibm.com>
8822 * ddg.c (print_sccs): New function.
8823 (check_sccs): New function.
8824 (create_ddg_all_sccs): Use it.
8825 * ddg.h (print_sccs): Declare.
8826 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8828 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8830 * targhooks.h (default_mode_for_suffix): New function declaration.
8831 * targhooks.c (default_mode_for_suffix): New default target hook.
8832 * target.h (struct c): New structure in the targetm struct.
8833 (mode_for_suffix): New target hook as part of struct c.
8834 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8835 default_mode_for_suffix.
8836 (TARGET_C): New define.
8837 * c-lex.c: Include "target.h".
8838 (interpret_float): Use targetm.c.mode_for_suffix to determine
8839 the mode for a given non-standard suffix.
8840 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8842 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8843 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8845 * doc/extend.texi (Floating Types): New node. Document __float80 and
8846 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8848 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8851 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8852 predicate instead of target_operand.
8853 (divsi3_i1_media, divsi3_media_2): Likewise.
8855 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8857 * tree.h (alias_sets_might_conflict_p): Rename into
8858 alias_sets_must_conflict_p.
8859 * alias.c (alias_sets_might_conflict_p): Likewise.
8860 (alias_sets_conflict_p): Use it.
8861 (objects_must_conflict_p): Likewise.
8862 * c-common.c (strict_aliasing_warning): Adjust.
8864 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8866 * rtlhooks.c (gen_lowpart_if_possible): Check for
8867 invalid subreg before calling gen_lowpart_SUBREG.
8869 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8871 * config/darwin9.h: Add copyright notice.
8872 (LINK_COMMAND_SPEC): Add comment.
8873 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8874 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8875 DARWIN_LIBSYSTEM_HAS_UNWIND.
8877 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8880 * omp-low.c (check_combined_parallel): New function.
8881 (lower_omp_parallel): Call it via walk_stmts, set
8882 OMP_PARALLEL_COMBINED if appropriate.
8883 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8884 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8885 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8886 don't consider it as combined parallel.
8888 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8890 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8891 (gcc_tooldir): Likewise.
8892 * configure: Regenerate.
8893 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8894 old configure.ac gcc_tooldir setting.
8895 (prefix_to_exec_prefix): New variable.
8896 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8897 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8899 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8901 Fix PR tree-optimization/32583
8902 Fix PR tree-optimization/32584
8903 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8904 (phi_translate_set): Use phi_translate directly now.
8905 (make_values_for_stmt): Don't value number RHS if we already know
8908 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8909 Jim Wilson <wilson@specifix.com>
8912 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8915 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8916 Richard Sandiford <richard@codesourcery.com>
8917 Nigel Stephens <nigel@mips.com>
8919 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8920 (mips16e_output_save_restore): Declare.
8921 (mips16e_save_restore_pattern_p): Likewise.
8922 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8923 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8924 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8925 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8926 (BITSET_P): New global macro, extracted from...
8927 (mips_for_each_saved_reg): ...here.
8928 (mips16e_save_restore_info): New struct.
8929 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8930 (mips16e_save_restore_regs): New variable.
8931 (mips_split_plus, mips16e_find_first_register): New functions.
8932 (mips16e_mask_registers): New function.
8933 (compute_frame_size): Expand the commentary before the function.
8934 Enforce the MIPS16e save and restore register range restrictions.
8935 Pad the general register save area at the low end.
8936 (mips16e_save_restore_reg, mips16e_build_save_restore)
8937 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8938 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8939 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8941 (mips_expand_prologue, mips_expand_epilogue): Handle
8942 GENERATE_MIPS16E_SAVE_RESTORE.
8943 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8945 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8947 PR tree-optimization/31966
8948 PR tree-optimization/32533
8949 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8950 "basic_block" description as its third argument. Update function
8951 calls to get destination bb from "edge" argument. Save "cond" into
8952 aux field of the edge. Update prototype for changed arguments.
8953 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8955 (find_phi_replacement_condition): Operate on incoming edges, not
8956 on predecessor blocks. If there is a condition saved in the
8957 incoming edge aux field, AND it with incoming bb predicate.
8958 Return source bb of the first edge.
8959 (clean_predicate_lists): Clean aux field of outgoing node edges.
8960 (tree_if_conversion): Do not initialize cond variable. Move
8961 variable declaration into the loop.
8962 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8963 initializations of new_stmt, arg0 and arg1 variables.
8965 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8967 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8968 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8970 2007-07-02 Richard Guenther <rguenther@suse.de>
8972 * tree-ssa.c (useless_type_conversion_p): Document
8973 future intent as defining the middle-end type system.
8974 Re-structure to call langhook last, group by type class,
8975 mark questionable parts.
8977 2007-07-02 Richard Guenther <rguenther@suse.de>
8979 * tree-flow.h (types_compatible_p): Declare.
8980 * tree-ssa.c (types_compatible_p): New function.
8981 * ipa-type-escape.c (discover_unique_type): Use
8982 types_compatible_p instead of lang_hooks.types_compatible_p.
8983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8984 * tree-vn.c (expressions_equal_p): Likewise.
8985 * tree.c (fields_compatible_p): Likewise.
8986 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8987 (cprop_operand): Use useless_type_conversion_p instead of
8988 lang_hooks.types_compatible_p.
8989 * tree-inline.c (setup_one_parameter): Likewise.
8990 (declare_return_variable): Likewise.
8991 * tree-nrv.c (tree_nrv): Likewise.
8992 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8993 (maybe_fold_offset_to_component_ref): Likewise.
8994 (maybe_fold_offset_to_reference): Likewise.
8995 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8996 (merge_alias_info): Likewise.
8997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8998 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8999 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9000 * tree-tailcall.c (find_tail_calls): Likewise.
9001 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9002 * gimplify.c (canonicalize_addr_expr): Likewise.
9003 (fold_indirect_ref_rhs): Likewise.
9004 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9005 (cpt_same_type): Likewise.
9006 (check_pointer_types_r): Swap parameters to cpt_same_type
9008 * fold-const.c (fold_convert): Revert fix for PR15988.
9009 * tree-inline.c (setup_one_parameter): Instead fix it here by
9010 using fold_build1 instead of fold_convert and checking for
9011 error_mark_node. Convert only if the conversion is necessary.
9013 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9015 * configure.ac: Check for .gnu_attribute on Power.
9016 * configure: Regenerate.
9017 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9018 attribute for floating-point ABI.
9020 2007-07-02 Ira Rosen <irar@il.ibm.com>
9022 PR tree-optimization/32230
9023 PR tree-optimization/32477
9024 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9025 address is a constant.
9027 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9029 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9030 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9031 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9032 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9033 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9034 64-bit targets. Add support for *-elfoabi*.
9035 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9036 different settings if $(tm_defines) does not select the EABI.
9037 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9038 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9039 (MIPS_ARCH_OPTION_SPEC): Likewise.
9040 (MIPS_ISA_LEVEL_SPEC): Likewise.
9041 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9042 * config/mips/elfoabi.h: New file.
9044 2007-07-02 Richard Guenther <rguenther@suse.de>
9046 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9047 (useless_type_conversion_p): ... this.
9048 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9049 (useless_type_conversion_p): ... this.
9050 * builtins.c (fold_builtin_memory_op): Rename
9051 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9052 * tree-cfg.c (verify_expr): Likewise.
9053 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9054 * tree-ssa-ccp.c (ccp_fold): Likewise.
9055 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9056 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9058 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9059 * tree-ssa-pre.c (eliminate): Likewise.
9060 * tree-ssa.c (delete_tree_ssa): Likewise.
9061 (tree_ssa_useless_type_conversion): Likewise.
9062 * tree.c (build2_stat): Likewise.
9064 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9066 Fix PR tree-optimization/32571
9067 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9070 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9072 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9073 and other expected operations explicitly, change default to
9076 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9078 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9080 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9081 (tls_load_dot_plus_eight): Move the label number into the unspec.
9082 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9084 2007-07-01 Andreas Schwab <schwab@suse.de>
9086 * dwarf2out.c (initial_return_save): Define only if used.
9088 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9090 Unreverting Richard's Revert of:
9092 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9094 * dce.c (deletable_insn_p_1): New function, split out from...
9095 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9096 specially, not those inside PARALLELs. Remove BODY argument
9097 and adjust recursive call accordingly.
9098 (prescan_insns_for_dce): Update call to delete_insn_p.
9100 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9101 Revital Eres <eres@il.ibm.com>
9103 * ddg.c (create_ddg_all_sccs): Fix missed
9104 initialization of scc_nodes.
9106 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9109 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9110 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9112 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9114 * configure.ac: Check for .gnu_attribute on MIPS.
9115 * configure, config.in: Regenerate.
9116 * config/mips/mips.c (mips_file_start): If supported, output
9117 attribute for floating-point ABI.
9119 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9122 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9123 (ffs_cmove): New expander to expand using ctz pattern.
9124 (*ffs_cmove): Remove pattern.
9125 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9126 (ffsdi2): Expand using ctz pattern.
9127 (*ffs_rex64): Remove pattern.
9129 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9131 PR rtl-optimization/32296
9132 * pa.md (return): Delete pattern.
9133 (return_internal): Remove "(const_int 1)" from pattern.
9134 (epilogue): Use return_internal pattern for trivial returns.
9135 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9136 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9138 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9140 * tree-ssa-pre.c (is_exception_related): New function
9141 (can_value_number_operation): Use it.
9143 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9145 Fix PR tree-optimization/32540
9146 Fix PR tree-optimization/31651
9148 * tree-ssa-sccvn.c: New file.
9150 * tree-ssa-sccvn.h: Ditto.
9152 * tree-vn.c: Include tree-ssa-sccvn.h
9153 (val_expr_paid_d): Removed.
9154 (value_table): Ditto.
9155 (vn_compute): Ditto.
9156 (val_expr_pair_hash): Ditto.
9157 (val_expr_pair_expr_eq): Ditto.
9158 (copy_vuses_from_stmt): Ditto.
9161 (shared_vuses_from_stmt): Ditto.
9162 (print_creation_to_file): Moved up.
9163 (sort_vuses): Ditto.
9164 (sort_vuses_heap): Ditto.
9165 (set_value_handle): Make non-static.
9166 (make_value_handle): Ditto.
9167 (vn_add): Rewritten to use sccvn lookups.
9168 (vn_add_with_vuses): Ditto.
9169 (vn_lookup): Ditto (and second argument removed).
9170 (vn_lookup_with_vuses): Ditto.
9171 (vn_lookup_or_add): Ditto (and second argument removed);
9172 (vn_lookup_or_add_with_vuses): Ditto.
9173 (vn_lookup_with_stmt): New.
9174 (vn_lookup_or_add_with_stmt): Ditto.
9175 (create_value_handle_for_expr): Ditto.
9177 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9178 (seen_during_translate): New function.
9179 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9180 (phi_trans_add): Ditto.
9181 (constant_expr_p): FIELD_DECL is always constant.
9182 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9183 Use constant_expr_p.
9184 Avoid infinite recursion on mutually valued expressions.
9185 Change callers of vn_lookup_or_add.
9186 (phi_translate): New function.
9187 (compute_antic_safe): Allow phi nodes.
9188 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9189 (find_or_generate_expression): Rewrite slightly.
9190 (create_expression_by_pieces): Updated for vn_lookup_or_add
9192 Update VN_INFO for new names.
9193 (insert_into_preds_of_block): Update for new names.
9194 (add_to_exp_gen): New function.
9195 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9196 (find_existing_value_expr): Rewrite to changed vn_lookup.
9197 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9198 (try_look_through_load): Removed.
9199 (try_combine_conversion): Ditto.
9200 (get_sccvn_value): New function.
9201 (make_values_for_phi): Ditto.
9202 (make_values_for_stmt): Ditto.
9203 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9205 (init_pre): Update for SCCVN changes.
9207 (execute_pre): Ditto.
9209 * tree-flow.h (make_value_handle): Declare.
9210 (set_value_handle): Ditto.
9211 (sort_vuses_heap): Ditto.
9212 (vn_lookup_or_add_with_stmt): Ditto.
9213 (vn_lookup_with_stmt): Ditto.
9214 (vn_compute): Remove.
9217 (vn_lookup): Update arguments.
9219 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9221 (tree-ssa-sccvn.o): New.
9222 (OBJS-common): Add tree-ssa-sccvn.o
9224 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9227 * c-typeck.c (build_external_ref): Don't mark as used if called
9229 * calls.c (rtx_for_function_call): Likewise.
9231 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9235 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9237 * dce.c (deletable_insn_p_1): New function, split out from...
9238 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9239 specially, not those inside PARALLELs. Remove BODY argument
9240 and adjust recursive call accordingly.
9241 (prescan_insns_for_dce): Update call to delete_insn_p.
9243 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9245 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9246 (try_combine): Move potential calls to undo_all() so they happen
9247 before we commit to using the combined insns.
9249 2006-06-30 Jan Hubicka <jh@suse.cz>
9251 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9254 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9256 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9257 (cgraph_remove_unreachable_nodes): Likewise.
9258 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9259 * ipa-inline.c (update_caller_keys): Cast according to the coding
9261 (cgraph_decide_recursive_inlining): Likewise.
9262 (cgraph_decide_inlining_of_small_function): Likewise.
9263 (try_inline): Likewise.
9264 (cgraph_decide_inlining_incrementally): Likewise.
9265 * ipa-pure-const.c (get_function_state): Likewise.
9266 (scan_function): Likewise.
9267 (analyze_function): Likewise.
9268 (static_execute): Likewise.
9269 * ipa-reference.c (scan_for_static_refs): Likewise.
9270 (merge_callee_local_info): Likewise.
9271 (analyze_function): Use type safe memory macros.
9272 (static_execute): Likewise. Cast according to the coding conventions.
9273 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9275 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9277 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9278 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9281 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9284 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9285 for complex modes (both int and real).
9287 2007-06-29 Jan Hubicka <jh@suse.cz>
9289 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9291 2007-06-29 Jan Hubicka <jh@suse.cz>
9294 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9297 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9300 * config/avr/avr.c: Include dataflow header file.
9301 (expand_prologue): Adjust for prologue insn change.
9302 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9305 2007-06-29 Richard Guenther <rguenther@suse.de>
9308 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9309 during type verification.
9311 2007-06-29 Jan Hubicka <jh@suse.cz>
9313 * recog.c (validate_change_rtx_1): Unshare TO argument.
9315 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9317 PR tree-optimization/24659
9318 * tree-vect-transform.c (vectorizable_call): Handle
9319 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9321 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9322 * config/i386/i386.c (enum ix86_builtins)
9323 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9324 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9326 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9327 const using def_builtin_const.
9328 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9329 input operands in the same modes as the result.
9330 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9332 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9334 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9335 (df_set_dead_notes_for_mw): Likewise.
9337 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9339 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9341 2007-06-28 DJ Delorie <dj@redhat.com>
9343 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9345 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9347 * doc/invoke.texi (C++ Dialect Options): Document
9348 fvisibility-ms-compat.
9349 * c.opt (fvisibility-ms-compat): New.
9351 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9354 * tree-affine.c (aff_combination_add_elt): Handle
9355 pointer addition specially.
9357 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9359 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9360 decl is non-external for AIX ABI.
9362 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9364 * config/rs6000/predicates.md (current_file_function_operand):
9365 Ensure the symbol is non-external for AIX ABI.
9367 2007-06-28 Nick Clifton <nickc@redhat.com>
9369 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9370 (fdce, fdse, fpredictive-commoning): Likewise.
9372 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9375 * gcc.c (process_command): Recognize the new -static-libgfortran
9378 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9381 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9382 Use a call clobbered hard reg instead of a pseudo reg.
9384 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9386 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9388 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9391 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9392 REG_LIBCALL and REG_RETVAL notes.
9393 (divsi3, mulsi3): Likewise.
9394 (mulhisi3): Likewise. Use emit_libcall_block.
9395 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9397 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9399 PR rtl-optimization/32481
9400 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9402 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9404 * dce.c (deletable_insn_p_1): New function, split out from...
9405 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9406 specially, not those inside PARALLELs. Remove BODY argument
9407 and adjust recursive call accordingly.
9408 (prescan_insns_for_dce): Update call to delete_insn_p.
9410 2007-06-27 Richard Guenther <rguenther@suse.de>
9413 * tree.h (fold_convertible_p): Declare.
9414 * fold-const.c (fold_convertible_p): New function.
9415 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9416 instead of lang_hooks.types_compatible_p.
9418 2007-06-26 Jan Hubicka <jh@suse.cz>
9420 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9421 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9422 early use validate_unshare_change.
9423 (reload_combine): Likewise.
9424 * recog.c (change_t): New field unshare.
9425 (validate_change_1): Rename from validate_change; add argument unshare.
9426 (validate_change): Turn into wrapper of validate_change_1; update
9427 prototype for bools.
9428 (validate_unshare_change): New.
9429 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9430 calls of df_insn_rescan.
9431 * recog.h (validate_change): Replace ints by bools.
9432 (validate_unshare_change): Declare.
9434 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9436 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9438 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9440 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9442 2007-06-25 Jan Hubicka <jh@suse.cz>
9444 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9446 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9447 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9448 places other call site specific checks are performed.
9450 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9453 * tree-vect-transform.c (vectorizable_operation): Convert
9454 POINTER_PLUS_EXPR over to PLUS_EXPR.
9456 2007-06-25 Chao-ying Fu <fu@mips.com>
9458 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9459 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9460 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9461 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9463 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9464 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9465 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9466 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9467 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9468 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9469 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9470 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9471 ALL_FIXED_POINT_MODE_P): New define.
9472 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9474 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9476 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9477 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9478 MODE_VECTOR_UACCUM): New mode classes.
9480 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9481 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9482 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9485 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9486 (blank_mode): Initialize ibit and fbit.
9487 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9488 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9490 (new_adjust): Change required_class to required_class_from and
9491 required_class_to for testing within a range.
9492 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9493 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9495 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9496 (make_fixed_point_mode): New.
9497 (_ADD_ADJUST): Change C to C1 and C2.
9498 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9499 use a range for machine classes.
9500 (ADJUST_IBIT, ADJUST_FBIT): New.
9501 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9503 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9504 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9505 Emit adjustment for ibit and fbit.
9506 (emit_mode_ibit, emit_mode_fbit): New.
9507 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9509 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9511 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9512 as the source of the set.
9514 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9516 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9517 FP_REGNO_P): Use IN_RANGE.
9518 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9519 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9520 (DATA_REG_P): Use DATA_REGNO_P.
9521 (FP_REG_P): Use FP_REGNO_P.
9522 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9523 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9524 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9526 2007-06-24 Jan Hubicka <jh@suse.cz>
9529 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9531 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9534 * fold-const.c (fold_binary): Strip nops of operand 0
9535 of BIT_NOT_EXPR before calling operand_equal_p.
9536 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9537 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9539 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9541 * doc/extend.texi: Document that dllimport and dllexport imply
9543 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9544 imported or exported declaration, including type declarations.
9545 * c-common.c (handle_visibility_attribute): Check for conflicts
9546 with dllimport/dllexport.
9547 (c_determine_visibility): Handle dllimport/dllexport as an
9548 explicit visibility atttribute.
9550 2007-06-23 Richard Guenther <rguenther@suse.de>
9552 PR tree-optimization/16876
9554 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9556 * tree-inline.c (initialize_inlined_parameters): Do not call
9557 lang_hooks.tree_inlining.convert_parm_for_inlining.
9558 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9559 reason for mismatched types.
9560 * gimplify.c (gimplify_call_expr): Verify the call expression
9561 arguments match the called function type signature. Otherwise
9562 mark the call expression to be not considered for inlining
9563 using CALL_CANNOT_INLINE_P flag.
9564 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9565 edges call expression.
9566 (cgraph_decide_inlining_of_small_function): Likewise.
9567 (cgraph_decide_inlining): Likewise.
9568 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9570 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9571 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9572 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9574 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9575 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9577 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9578 convert_parm_for_inlining member.
9580 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9583 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9584 Remove optimization for GT.
9586 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9589 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9591 (prescan_insns_for_dce): Add extra parameter.
9593 2007-06-23 Jan Hubicka <jh@suse.cz>
9596 * gimplify.c (mark_addressable): New function.
9597 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9599 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9602 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9604 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9608 moves between MMX/SSE registers to at least 8 units to prevent
9609 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9611 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9613 * config/i386/i386.c (override_options): Correct x86_sahf
9616 2007-06-21 David Daney <ddaney@avtrex.com>
9619 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9620 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9621 (exception_receiver): Renamed to ...
9622 (nonlocal_goto_receiver): ... this.
9624 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9626 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9627 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9628 partial register accesses.
9630 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9632 * fold-const.c (debug_fold_checksum): Move it under
9633 ENABLE_FOLD_CHECKING.
9635 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9638 * tree.h (debug_fold_checksum): Declared.
9639 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9640 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9641 build_fold_addr_expr_with_type_1.
9642 (fold_addr_expr, debug_fold_checksum): New.
9643 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9644 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9647 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9649 PR tree-optimization/19590
9650 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9651 of scev is a constant.
9653 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9655 * df-problems.c (df_note_bb_compute): Made computation of live
9656 info consistent with df_lr.
9658 2007-06-21 Richard Guenther <rguenther@suse.de>
9660 PR tree-optimization/32453
9661 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9662 for pointer anti-range.
9664 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9666 * config/i386/i386.c (processor_target_table): Increase maximum
9667 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9670 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9671 byte alignment if > 8 byte alignment is preferred.
9672 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9674 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9676 PR tree-optimization/31866
9677 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9678 if ASM_EXPR's input is not a SSA_NAME.
9681 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9682 but decl is a global var, instead return decl.
9683 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9684 even for is_global_var decls, if they are private in some outer
9687 2007-06-21 Richard Guenther <rguenther@suse.de>
9689 PR tree-optimization/32451
9690 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9692 2007-06-21 Christian Bruel <christian.bruel@st.com>
9694 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9695 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9696 (push_regs): Changed saving order or banked registers.
9697 (sh_expand_epilogue): Likewise.
9698 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9699 (FIRST_BANKED_REG): Likewise.
9700 (LAST_BANKED_REG): Likewise.
9701 * config/sh/sh.md (banked) New attribute.
9702 (in_delay_slot): Check banked attribute.
9704 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9706 PR tree-optimization/32075
9707 * tree-data-ref.c (subscript_dependence_tester_1,
9708 analyze_miv_subscript, analyze_overlapping_iterations,
9709 add_distance_for_zero_overlaps, build_classic_dist_vector,
9710 subscript_dependence_tester_1, analyze_overlapping_iterations,
9711 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9712 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9713 to evolution_function_is_affine_multivariate_p.
9715 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9717 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9719 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9722 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9724 * config/m32c/prologue.md (epilogue_exitd_16): New.
9725 (epilogue_reit_16): New.
9726 (epilogue_exitd): Rename to epilogue_exitd_24.
9727 (epilogue_reit): Rename to epilogue_reit_24.
9729 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9730 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9732 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9734 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9735 if dbg_cnt (sched_insn) reaches the limit.
9736 (choose_ready): New parameter INSN_PTR and new return value.
9737 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9738 the new return value from choose_ready.
9739 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9740 (rest_of_handle_global_alloc): New global_alloc_at_func.
9742 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9744 PR tree-optimization/25737
9745 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9746 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9747 * tree-flow.h (struct fieldoff): Add new field alias_set.
9748 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9749 argument addressable_type. Set alias_set of fieldoff.
9750 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9751 (create_overlap_variables_for): Pass alias_set from fieldoff to
9753 * alias.c (get_alias_set): Use alias_set from SFT if set.
9755 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9757 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9758 of a variable as an unsigned HOST_WIDE_INT integer.
9760 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9762 PR rtl-optimization/32405
9763 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9765 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9767 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9770 * builtins.c: Include diagnostic.h.
9771 (expand_builtin_expect): Make gcc_assert more permissive.
9772 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9775 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9779 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9780 if ACCUMULATE_OUTGOING_ARGS.
9782 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9784 * config/m68hc11/m68hc11.c: Include dataflow header file.
9785 (m68hc11_reorg): Port to dataflow.
9787 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9789 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9790 (struct df_problem.free_blocks_on_set_blocks): New field.
9791 (struct dataflow.optional_p): New field.
9792 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9793 (df_live_set_all_dirty): New function.
9794 * df-scan.c (df_scan_alloc): Initialize optional_p.
9795 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9796 * df-core.c (df_set_blocks): Removed use of
9797 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9798 df_problem.free_blocks_on_set_blocks to determine which blocks are
9800 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9801 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9802 uses dataflow.optional_p to determine if problem should be
9804 (rest_of_handle_df_initialize): Only start live problem if
9806 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9807 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9808 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9809 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9810 problem_NOTE): Initialize free_blocks_on_set_blocks.
9811 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9813 (df_live_set_all_dirty, df_note_alloc): New function.
9814 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9816 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9817 * postreload.c (reload_combine): Ditto.
9818 * cse.c (cse_extended_basic_block): Ditto.
9819 * regmove.c (mark_flags_life_zones): Ditto.
9820 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9821 erase_matching_seqs): Ditto.
9822 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9823 * integrate (allocate_initial_values): Ditto.
9824 * combine.c (reg_dead_at_p): Ditto.
9825 * resource.c (mark_target_live_regs): Ditto.
9826 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9827 * config/sh/sh.c (find_r0_life_regions): Ditto.
9828 * global.c (rest_of_handle_global_alloc): Only add back df_live
9830 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9832 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9834 (if_convert): Make sure df_live is there at -O == 1.
9835 (pass_if_after_combine): Cleanup flags.
9836 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9837 is there at -O == 1.
9839 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9841 * config/arm/arm.c (arm_get_frame_offsets): Set
9842 offsets->locals_base to avoid negative stack size.
9843 (thumb1_expand_prologue): Assert on negative stack size.
9845 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9847 PR tree-optimization/32367
9848 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9849 of the chrec has no evolution in that loop.
9850 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9852 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9854 * config/xtensa/xtensa.c: Include "df.h".
9855 (xtensa_builtin_saveregs): Use adjust_address instead of
9857 (xtensa_va_start): Invoke make_tree with sizetype for
9858 expand_builtin_saveregs and then convert the result to a pointer.
9859 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9860 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9861 Subtract argument size from index value as integers and then use
9862 POINTER_PLUS_EXPR to add the result to the array address.
9864 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9867 * config/m32c/m32c.c: Include dataflow header file.
9868 (m32c_emit_prologue): Adjust for prologue insn change.
9869 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9870 once inside a PARALLEL. Assume frame size passed in operand 0
9871 includes space to save the fb register.
9872 (prologue_enter_24): Likewise.
9873 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9875 2007-06-19 David Daney <ddaney@avtrex.com
9878 * config/mips/mips.md (cprestore): Mark $gp as used.
9880 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9883 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9884 (frv_ifcvt_modify_insn): Likewise.
9886 2007-06-19 Richard Guenther <rguenther@suse.de>
9888 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9889 only handle positive offsets that fit in a HOST_WIDE_INT.
9891 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9893 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9894 result of rsqrt insn for zero input argument to avoid NaN.
9896 2007-06-19 Richard Guenther <rguenther@suse.de>
9899 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9901 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9903 PR tree-optimization/32353
9904 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9906 2007-06-19 Nick Clifton <nickc@redhat.com>
9908 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9910 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9913 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9914 * config/i386/i386.c (assign_386_stack_local): Assert that
9915 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9916 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9917 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9918 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9920 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9922 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9924 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9926 PR rtl-optimization/32321
9927 * gcse.c (replace_store_insn): Update the note before
9928 calling emit_insn_after.
9930 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9933 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9935 * df-problems.c (df_note_bb_compute): Fix dumping info.
9937 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9939 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9940 insn with emit_jump_insn.
9942 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9944 PR tree-optimization/32383
9945 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9946 * targhooks.h (default_builtin_reciprocal): Update prototype.
9947 * target.h (struct gcc_target): Update builtin_reciprocal.
9948 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9949 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9950 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9951 when fndecl is in BUILT_IN_MD class.
9952 (execute_convert_to_rsqrt): Ditto.
9954 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9955 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9956 Convert BUILT_IN_SQRTF code only when md_fn is false.
9958 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9960 * bt-load.c (move_btr_def): Fix the order of arguments
9961 to validate_replace_rtx.
9963 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9965 * config/m68k/m68k-devices.def: Add 54450..54455.
9967 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9969 PR rtl-optimization/32366
9970 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9971 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9974 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9977 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9978 this is true, rescan insn being modified.
9979 (sms_schedule): Added rescan parameter.
9980 (rest_of_handle_sms): Moved freeing of dominance info to before
9981 getting out of cfg_layout.
9983 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9985 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9986 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9989 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9990 FL_CF_EMAC from the entry for isac.
9992 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9993 (const_sibcall_operand): New.
9994 (sibcall_operand): Use it.
9995 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9996 (m68k_isas): ISAC does not imply FPU or EMAC.
9997 (override_options): Add ISA_C logic for symbolic jump & call.
9999 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10001 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10002 return mode from the builtin itself.
10003 (sparc_fold_builtin): Fix cast of zero constant.
10005 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10007 * targhooks.c (default_builtin_reciprocal): New default target hook.
10008 * targhooks.h (default_builtin_reciprocal): Add prototype.
10009 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10010 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10011 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10012 default_builtin_reciprocal.
10014 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10016 PR middle-end/31723
10017 * hooks.c (hook_tree_tree_bool_null): New hook.
10018 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10019 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10020 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10021 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10022 and convert it to reciprocal a*rfunc(b).
10023 (execute_convert_to_rsqrt): New function.
10024 (gate_convert_to_rsqrt): New function.
10025 (pass_convert_to_rsqrt): New pass definition.
10026 * target.h (struct gcc_target): Add builtin_reciprocal.
10027 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10028 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10029 TARGET_BUILTIN_RECIPROCAL.
10030 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10032 * config/i386/i386.h (TARGET_RECIP): New define.
10033 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10034 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10035 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10036 and not optimizing for size.
10037 (*rcpsf2_sse): New insn pattern.
10038 (*rsqrtsf2_sse): Ditto.
10039 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10040 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10041 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10042 and not optimizing for size.
10043 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10044 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10045 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10046 and not optimizing for size.
10047 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10048 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10049 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10050 and not optimizing for size.
10051 (*sse_rsqrtv4sf2): Do not export.
10052 (sqrtv4sf2): Ditto.
10053 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10054 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10055 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10056 and not optimizing for size.
10057 (sqrtv4sf2): Ditto.
10058 * config/i386/i386.opt (mrecip): New option.
10059 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10060 (ix86_emit_swsqrtsf): Ditto.
10061 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10062 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10063 builtin definition.
10064 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10065 ix86_expand_unop1_builtin.
10066 (ix86_emit_swdivsf): New function.
10067 (ix86_emit_swsqrtsf): Ditto.
10068 (ix86_builtin_reciprocal): New function.
10069 (TARGET_BUILTIN_RECIPROCAL): Use it.
10070 (ix86_vectorize_builtin_conversion): Rename from
10071 ix86_builtin_conversion.
10072 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10073 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10074 "i386 and x86_64 Options" section.
10075 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10077 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10078 Zdenek Dvorak <dvorakz@suse.cz>
10079 Richard Guenther <rguenther@suse.de>
10080 Kaz Kojima <kkojima@gcc.gnu.org>
10082 * tree-vrp.c (compare_values_warnv): Convert val2 to
10084 (extract_range_from_assert): Create
10085 POINTER_PLUS_EXPR for pointer types.
10086 (extract_range_from_binary_expr): Handle
10087 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10089 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10090 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10091 POINTER_PLUS_EXPR as PLUS_EXPR.
10092 (number_of_iterations_lt_to_ne):
10093 For pointer types, use sizetype when
10094 creating MINUS_EXPR/PLUS_EXPRs.
10095 (assert_loop_rolls_lt): For pointer types, use sizetype when
10096 creating MINUS_EXPR/PLUS_EXPRs.
10097 (number_of_iterations_le): Likewise.
10098 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10099 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10100 like PLUS_EXPR and MINUS_EXPR.
10101 * tree-pretty-print.c (dump_generic_node): Handle
10103 (op_prio): Likewise.
10104 (op_symbol_1): Likewise.
10105 * optabs.c (optab_for_tree_code): Likewise.
10106 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10108 * tree-tailcall.c (process_assignment): Mention
10109 POINTER_PLUS_EXPR in a TODO comment.
10110 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10111 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10112 not used with a pointer and an integer type.
10113 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10114 increment using chrec_convert_rhs instead of chrec_convert.
10115 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10116 PLUS_EXPR except for the right hand side's type will be
10118 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10119 (fold_used_pointer_cast): Kill.
10120 (pointer_offset_p): Kill.
10121 (fold_used_pointer): Kill.
10122 (pointer_used_p): Kill.
10123 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10124 call fold_used_pointer.
10125 (instantiate_parameters_1): Convert the increment
10126 using chrec_convert_rhs instead of chrec_convert.
10127 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10128 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10129 instead of PLUS_EXPR.
10130 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10131 PLUS_EXPR for pointers.
10132 (std_gimplify_va_arg_expr): Likewise.
10133 (fold_builtin_memory_op): Likewise.
10134 (fold_builtin_strstr): Likewise.
10135 (fold_builtin_strchr): Likewise.
10136 (fold_builtin_strrchr): Likewise.
10137 (fold_builtin_strpbrk): Likewise.
10138 (expand_builtin_memory_chk): Likewise.
10139 (fold_builtin_memory_chk): Likewise.
10140 (std_expand_builtin_va_start): Use
10141 sizetype for the call to make_tree and then convert
10142 to the pointer type.
10143 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10144 instead of PLUS_EXPR for adding to a pointer.
10145 (std_gimplify_va_arg_expr): Use fold_build2 for
10146 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10147 the operands to sizetype first and then cast the BIT_AND_EXPR
10148 back to the pointer type.
10149 * fold-const.c (build_range_check): Handle pointer types
10151 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10152 of PLUS_EXPR's. Make sure the offset is converted to
10154 (try_move_mult_to_index): Strip the NOPs from the offset.
10155 Remove code argument and replace all uses with PLUS_EXPR.
10156 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10157 specially. Don't use a pointer type for MINUS_EXPR.
10158 (fold_unary): Handle for (T1)(X op Y),
10159 only p+ as that is the only as that can be handled for
10160 binary operators now.
10161 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10163 <case PLUS_EXPR>: Add folding of PTR+INT into
10165 Don't call try_move_mult_to_index.
10166 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10167 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10168 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10169 Don't call try_move_mult_to_index.
10170 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10171 (tree_expr_nonzero_p): Likewise.
10172 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10173 of PLUS_EXPR for the complex expression folding.
10174 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10175 first chrec is a pointer type, then the second should
10176 be sizetype and not the first's type.
10177 For POINTER_PLUS_EXPR, use a different right hand side type.
10178 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10179 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10180 different right hand side type.
10181 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10182 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10183 instead of PLUS_EXPR.
10184 When either operand is zero, convert the other operand.
10185 (chrec_apply): Use chrec_convert_rhs
10186 on the argument x instead of chrec_convert.
10187 (reset_evolution_in_loop): For pointer types, the new_evol
10188 should be sizetype.
10189 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10190 different right hand side type.
10191 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10192 (chrec_convert_rhs): New function.
10193 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10194 different right hand side type.
10195 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10196 * tree-chrec.h (chrec_convert_rhs): New prototype.
10197 (build_polynomial_chrec): For pointer types, the right hand
10198 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10199 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10200 Remove subtraction case as it is always addition now.
10201 Make sure the offset is converted to sizetype.
10202 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10203 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10204 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10205 PLUS_EXPR in pointer type.
10206 Handle POINTER_PLUS_EXPR.
10207 (tree_to_aff_combination): Likewise.
10208 (force_expr_to_var_cost): Likewise.
10209 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10210 instead of PLUS_EXPR for pointers.
10211 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10212 instead of PLUS_EXPR of pointer types.
10213 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10215 (check_va_list_escapes): Likewise.
10216 (check_all_va_list_escapes): Likewise.
10217 * dwarf2out.c (loc_descriptor_from_tree_1):
10218 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10219 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10220 (string_constant): Likewise.
10221 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10222 the offset to the base, use POINTER_PLUS_EXPR.
10223 (add_to_parts): Convert the index to sizetype.
10224 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10225 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10226 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10227 Offset only holds something for PLUS_EXPR.
10228 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10230 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10232 (analyze_accesses_for_modify_stmt): Likewise.
10233 Remove comment about the type being integral type as it is
10235 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10237 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10239 Correct the type which the artimentic is done in (is now
10242 * tree-data-ref.c (split_constant_offset): Handle
10244 * tree-affine.c (tree_to_aff_combination): Likewise.
10245 * c-typeck.c (build_unary_op): For pointers create the increment
10246 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10248 * gimplify.c (gimplify_self_mod_expr): Create a
10249 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10250 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10251 * tree.def (POINTER_PLUS_EXPR): New tree code.
10252 * tree-predcom.c (ref_at_iteration): If we have a pointer
10253 type do the multiplication in sizetype.
10254 * tree-mudflap.c (mf_xform_derefs_1): Create a
10255 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10256 * tree-ssa-forwprop.c
10257 (forward_propagate_addr_into_variable_array_index):
10258 Don't expect there to be a cast for the index as that
10259 does not exist anymore.
10260 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10261 instead of PLUS_EXPR.
10262 Don't check for the first operand of the POINTER_PLUS_EXPR
10263 was the index as it cannot be.
10264 Call forward_propagate_addr_into_variable_array_index with
10265 the SSA_NAME instead of the statement.
10266 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10267 (compare_constant): Likewise.
10268 (copy_constant): Likewise.
10269 (compute_reloc_for_constant): Likewise.
10270 (output_addressed_constants): Likewise.
10271 (initializer_constant_valid_p): Likewise.
10272 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10273 Convert the MIN/MAX of the inner type to the outer
10274 type before comparing them.
10275 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10276 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10277 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10278 of PLUS_EXPR for pointers.
10279 * tree-inline.c (estimate_num_insns_1): Handle
10281 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10282 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10283 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10284 instead of PLUS_EXPR for the pointer increment statement.
10285 (vect_update_ivs_after_vectorizer): For pointer types, create
10286 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10287 MULT_EXPR in sizetype.
10288 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10290 * tree-object-size.c (plus_expr_object_size): Handle
10291 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10292 code which is trying to figure out which side is a pointer and
10294 (check_for_plus_in_loops_1): Likewise.
10295 (check_for_plus_in_loops): Likewise.
10296 * c-common.c (pointer_int_sum): Create a
10297 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10298 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10299 only POINTER_PLUS_EXPR. Removing all the extra
10300 code which is trying to figure out which side is a pointer and
10302 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10303 PLUS_EXPR and MINUS_EXPR.
10304 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10306 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10307 with make_tree, instead of a pointer type.
10308 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10309 for pointers instead of PLUS_EXPR.
10310 (s390_gimplify_va_arg): Likewise.
10311 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10312 instead of PLUS_EXPR when doing addition on pointer
10313 types. Use sizetype for the second operand.
10314 (spu_gimplify_va_arg_expr): Likewise.
10315 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10316 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10317 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10318 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10319 for the pointer addition and also use size_int/sizetype
10321 (ix86_gimplify_va_arg): Likewise.
10322 Perform BIT_AND_EXPR on sizetype arguments.
10323 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10324 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10325 for the pointer additions and also use size_int for the offsets.
10326 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10327 additions and also use size_int for the offsets. Perform
10328 BIT_AND_EXPR on sizetype arguments.
10329 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10330 POINTER_PLUS_EXPR for pointers and create the
10331 BIT_AND_EXPR in sizetype.
10332 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10333 instead of PLUS_EXPR for pointer addition.
10334 (rs6000_va_start): Likewise.
10335 Also use sizetype for the offset.
10336 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10337 as PLUS_EXPR/MINUS_EXPR.
10338 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10339 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10340 Don't use BIT_AND_EXPR on a pointer type, convert the
10341 expression to sizetype first.
10342 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10344 (mips_gimplify_va_arg_expr): Likewise.
10345 Don't create BIT_AND_EXPR in a pointer type.
10347 2007-06-15 Eric Christopher <echristo@apple.com>
10349 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10350 (x86_64-*-darwin*): Ditto.
10351 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10354 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10356 * doc/extend.texi: Document behavior of __attribute__((aligned))
10359 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10361 * rtlanal.c (note_stores): Improve documentation.
10363 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10365 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10366 LOCAL_LABEL_PREFIX): Delete.
10367 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10368 (bfin_internal_label): Delete.
10370 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10372 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10373 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10374 otherwise define to LIBGCC2_TF_CEXT.
10375 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10376 (LIBGCC_TF_CEXT): Ditto.
10379 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10381 PR rtl-optimization/32339
10382 * df-scan.c (df_uses_record): Don't modify flags but just add to
10383 it for df_ref_record.
10385 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10387 * tree-mudflap.c: Fix whitespace issues.
10389 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10391 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10393 2007-06-14 Eric Christopher <echristo@apple.com>
10395 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10396 (movv4sf): Use gcc_unreachable instead of abort.
10398 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/sfp-machine.h (CMPtype): New define.
10402 (mach stubs): Use CMPtype instead of int as a return type.
10404 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10406 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10407 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10408 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10409 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10410 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10411 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10412 config/soft-fp/soft-fp.h: Update from glibc CVS.
10414 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10416 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10418 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10421 * config/v850/v850.c: Include dataflow header file.
10422 (substitute_ep_register): Fix typo.
10424 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10426 * configure.ac: Fix earlier checkin.
10427 * configure: Regenerated.
10429 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10431 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10432 * aclocal.m4: Regenerate.
10433 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10434 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10435 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10436 * configure: Regenerate.
10437 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10439 * Makefile.in (quickstrap): Build libgcc too.
10441 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10443 * configure.ac: Add --enable-checking=df. Explicitly mention that
10444 the variables are initialized as for "release".
10445 * df-core.c: Use it.
10446 * configure: Regenerate.
10447 * config.in: Regenerate.
10449 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10451 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10452 validate_replace_rtx instead of replace_rtx.
10453 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10455 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10457 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10458 (DWARF2_UNWIND_INFO): Override default if configured with
10460 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10461 (ENDFILE_SPEC): Add crtend.o.
10462 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10463 (ENDFILE_SPEC): Add crtend.o.
10464 (TARGET_USE_JCR_SECTION): Define.
10465 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10467 * config/i386/cygming-crtbegin.c: New file.
10468 * config/i386/cygming-crtend.c: New file.
10470 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10472 * config/i386/w32-unwind.h: New file.
10474 2007-06-13 Eric Christopher <echristo@apple.com>
10476 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10477 the user set a value below STACK_BOUNDARY.
10479 2007-06-13 Thiemo Seufer <ths@networkno.de>
10481 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10482 imply -lpthread for -pthread.
10484 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10486 * basic-block.h: Remove the prototype for
10487 free_basic_block_vars.
10488 * cfglayout.h: Remove the prototype for
10489 insn_locators_initialize.
10490 * tree.h: Remove the prototype for emit_line_note.
10492 * tree-ssa-pre.c (mergephitemp): Remove.
10493 (init_pre): Don't use mergephitemp.
10495 2007-06-13 Eric Christopher <echristo@apple.com>
10497 * config/i386/i386.c (override_options): If we've specified
10498 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10500 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10502 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10505 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10507 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10508 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10509 (eh_store_handler): New pattern.
10510 (eh_return): Emit it instead of a plain move.
10512 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10514 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10515 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10516 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10519 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10521 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10522 (find_next_insn_start, find_load): New functions.
10523 (bfin_reorg): Use them to deal with the fact that parallel insns are
10524 no longer represented as a SEQUENCE.
10526 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10528 * config/sparc/sparc.c (sparc_override_options): Initialize
10529 fpu mask correctly.
10531 2007-06-13 Dave Korn <dave.korn@artimi.com>
10533 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10536 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10538 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10539 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10540 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10541 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10542 tree-vect-transform.c: Fix comment typos. Follow spelling
10545 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10547 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10548 to the exit block use set.
10549 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10550 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10551 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10553 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10555 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10556 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10557 to indicate an error.
10558 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10560 (dbg_cnt_process_opt): Print an error on a bad argument.
10561 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10562 * common.opt (-fdbg-cnt-list): New.
10563 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10565 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10567 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10568 flag on ref-all pointers.
10570 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10572 PR middle-end/31579
10573 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10574 for the offset with the modifier as EXPAND_INITIALIZER
10575 if the modifier is EXPAND_INITIALIZER.
10576 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10577 a register if we had an overflow.
10579 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10581 * real.c (real_isfinite): New.
10582 (real_sqrt): Use it.
10583 * real.h (real_isfinite): New.
10584 * builtins.c: Use it.
10586 2007-06-12 Ian Lance Taylor <iant@google.com>
10587 Daniel Berlin <dberlin@dberlin.org>
10590 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10591 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10592 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10593 (DECL_NO_TBAA_P): Define.
10594 (struct tree_decl_common): Add no_tbaa_flag field.
10595 * tree-ssa-structalias.c (struct variable_info): Add
10596 no_tbaa_pruning field.
10597 (new_var_info): Initialize no_tbaa_pruning field.
10598 (unify_nodes): Copy no_tbaa_pruning field.
10599 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10600 (dump_solution_for_var): Print no_tbaa_pruning flag.
10601 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10603 (compute_tbaa_pruning): New static function.
10604 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10605 Call compute_tbaa_pruning.
10606 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10607 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10608 * gimple-low.c (lower_stmt): Likewise.
10609 * tree-gimple.c (is_gimple_stmt): Likewise.
10610 * tree-ssa-operands.c (get_expr_operands): Likewise.
10611 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10612 * tree-inline.c (estimate_num_insns_1): Likewise.
10613 (copy_result_decl_to_var): Likewise.
10614 * expr.c (expand_expr_real_1): Likewise.
10615 * tree-pretty-print.c (dump_generic_node): Likewise.
10616 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10617 * omp-low.c (omp_copy_decl_2): Likewise.
10618 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10619 * doc/c-tree.texi (Expression trees): Document
10620 CHANGE_DYNAMIC_TYPE_EXPR.
10622 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10624 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10625 with !HONOR_NANS and !HONOR_INFINITIES.
10626 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10628 2007-06-12 Tristan Gingold <gingold@adacore.com>
10630 * gcov.c: Comments updated.
10631 (source_info): Add file_time field.
10632 (source_index): New variable.
10633 (mutiple_files): New variable.
10634 (generate_results): New function extracted from process_file.
10635 (process_file): Save and restore chain of functions, generate
10636 results and free structures only if not merging results.
10637 (release_structures): File names are now freed in create_file_names
10638 (create_file_names): Free previous file names.
10639 (find_source): File date is now read here and modifications in
10640 source files is checked here.
10641 (read_graph_file): Only reverse order of functions for the current
10643 (make_gcov_file_name): Do not generate long names if input_name is
10645 (output_lines): If merging results do not display graph, data and
10647 Checking source file modification is done in find_source.
10649 * doc/gcov.texi: Append an s to sourcefile.
10651 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10653 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10654 (forced_nop): New pattern.
10655 * config/bfin/bfin.c: Include "df.h".
10656 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10657 (bfin_discover_loop): Use df_get_live_in instead of
10658 global_live_at_start.
10659 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10660 df_analyze when done.
10661 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10662 the insns. Use QImode for the final insn in a bundle. Call
10663 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10665 (reorder_var_tracking_notes): New function.
10666 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10667 update_life_info. Call df_analyze after scheduling and bundle
10668 generation. Call reorder_var_tracking_notes if generating these
10669 notes. Call df_finish_pass at the end.
10671 2007-06-12 Dirk Mueller <dmueller@suse.de>
10673 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10674 a comparison, not an assignment.
10676 2007-06-12 Olivier Hainque <hainque@adacore.com>
10678 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10679 Request walking the subtrees only, leaving the current is_lhs/val_only
10681 (convert_non_local_reference): Likewise.
10683 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10685 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10687 2007-06-12 Richard Guenther <rguenther@suse.de>
10689 PR tree-optimization/15353
10690 PR tree-optimization/31657
10691 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10692 * timevar.def: Add TV_TREE_IFCOMBINE.
10693 * tree-pass.h (pass_tree_ifcombine): Declare.
10694 * tree-ssa-ifcombine.c: New file.
10695 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10696 * tree-flow.h (blocks_in_phiopt_order): Declare.
10697 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10698 (tree-ssa-ifcombine.o): New dependencies.
10700 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10702 PR rtl-optimization/32293
10703 * combine.c (simplify_if_then_else): Truncate return from
10704 nonzero_bits() to correct mode.
10706 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10708 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10709 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10711 2007-06-11 Diego Novillo <dnovillo@google.com>
10713 * Makefile.in (reload1.o-warn): Remove.
10715 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10717 * combine.c (subst): Use reg_overlap_mentioned_p
10718 instead of comparing register numbers directly.
10720 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10722 * reload1.c (mark_home_live_1): Use the mode parameter.
10724 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10726 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10727 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10729 * df-core.c: Ditto.
10731 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10733 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10735 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10738 from integer registers.
10739 (FP mode splitters): Handle TFmode.
10741 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10743 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10744 for ref-all pointers that point-to anything.
10746 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10748 * config/arm/arm.c (arm_output_dwarf_dtprel,
10749 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10751 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10753 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10754 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10757 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10759 * tree.c (signed_or_unsigned_type_for): New.
10760 (unsigned_type_for): Use signed_or_unsigned_type_for.
10761 (signed_type_for): Use signed_or_unsigned_type_for.
10762 * tree.h (signed_or_unsigned_type_for): New.
10763 (get_signed_or_unsigned_type): Remove.
10764 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10765 lang_hooks.types.signed_type
10766 (size_diffop): Likewise.
10767 (all_ones_mask_p): Likewise.
10768 (build_range_check): Likewise.
10769 (fold_cond_expr_with_comparison): Likewise.
10770 (fold_cond_expr_with_comparison): Likewise.
10771 (unextend): Likewise.
10772 (extract_muldiv_1): Likewise.
10773 (fold_single_bit_test_into_sign_test): Likewise.
10774 (fold_binary): Likewise.
10775 (fold_ternary): Likewise.
10776 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10777 instead of get_signed_or_unsigned_type.
10778 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10779 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10780 * expr.c (signed_or_unsigned_type_for): Use
10781 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10782 * langhooks.c (get_signed_or_unsigned_type): Remove.
10783 (lhd_signed_or_unsigned_type): Remove.
10784 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10785 signed_or_unsigned_type.
10786 (lhd_signed_or_unsigned_type): Remove.
10787 * expmed.c (make_tree): Use signed_type_for instead of
10788 lang_hooks.types.signed_type.
10789 * c-common.c (same_scalar_type_ignoring_signedness): Use
10790 c_common_signed_type instead of lang_hooks.types.signed_type.
10791 (c_common_unsigned_type): New.
10792 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10793 (shorten_compare): Use c_common_unsigned_type instead of
10794 c_common_signed_or_unsigned_type.
10795 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10797 * convert.c (convert_to_integer): Use signed_type_for instead of
10798 lang_hooks.types.signed_type.
10799 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10800 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10801 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10802 * c-format.c (check_format_types): Use c_common_unsigned_type
10803 instead of unsigned_type_for.
10804 * c-decl.c (groakdeclarator): Likewise.
10805 * c-typeck.c (convert_for_assignment): Likewise.
10806 * c-common.h (c_common_unsigned_type): New.
10808 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10811 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10812 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10814 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10816 PR middle-end/32279
10817 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10818 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10820 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10821 Sebastian Pop <sebpop@gmail.com>
10823 * lambda-code.c (remove_iv): New.
10824 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10826 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10828 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10829 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10830 * tree-ssa-loop-prefetch.c: Include optabs.h.
10831 (FENCE_FOLLOWING_MOVNT): New macro.
10832 (struct mem_ref): Add independent_p and storent_p fields.
10833 (record_ref): Initalize the new fields.
10834 (gather_memory_references_ref): Return true if the reference
10836 (gather_memory_references): Check whether all memory accesses
10837 in loop were recorded.
10838 (should_issue_prefetch_p): Return false for nontemporal stores.
10839 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10840 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10841 (determine_loop_nest_reuse): Detect independent memory references.
10842 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10843 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10844 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10845 * config/i386/i386.h (x86_mfence): Declare.
10846 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10847 * config/i386/i386.c (x86_mfence): New variable.
10848 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10850 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10851 * optabs.c (init_optabs): Initialize storent_optab.
10852 * optabs.h (enum optab_index): Add OTI_storent.
10853 (storent_optab): Declare.
10854 * genopinit.c (optabs): Add initialization for storent_optab.
10855 * tree.h (MOVE_NONTEMPORAL): New macro.
10856 * expr.c (expand_assignment, store_expr, store_constructor_field,
10857 store_constructor, store_field, expand_expr_real_1): Propagate
10858 nontemporality of the expanded store.
10859 (emit_storent_insn): New function.
10860 * expr.h (expand_assignment, store_expr): Declaration changed.
10861 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10862 to expand_assignment.
10863 * stmt.c (expand_asm_expr): Ditto.
10864 * calls.c (initialize_argument_information): Pass false as
10865 nontemporality to store_expr.
10866 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10869 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10871 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10873 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10875 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10877 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10878 and allow DECL_P here.
10880 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10882 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10883 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10884 track of the size of the expression.
10885 * cfghooks.c (merge_blocks): Remove block from loops structure only
10886 after call of the merge_blocks hook.
10888 2007-06-09 Tom Tromey <tromey@redhat.com>
10890 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10891 (deprecated_state): Removed.
10892 (start_decl): Update.
10893 (enum deprecated_states): Moved earlier.
10894 (groktypename): Update.
10895 (push_parm_decl): Likewise.
10896 (grokfield): Likewise.
10897 (start_function): Likewise.
10899 2007-06-09 Ian Lance Taylor <iant@google.com>
10901 PR tree-optimization/32169
10902 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10903 CONVERT_EXPR, check whether min and max both converted to an
10904 overflow infinity representation.
10906 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10908 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10909 not inserted on the edge.
10911 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10913 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10914 instructions if they are supported.
10915 (__divsi3, __umodsi3, __modsi3): Likewise.
10916 (__ashldi3, __ashrdi3, __lshrdi3): New.
10917 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10919 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10920 Tony Linthicum <tony.linthicum@amd.com>
10922 * doc/invoke.texi: Add fvect-cost-model flag.
10923 * common.opt (fvect-cost-model): New flag.
10924 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10925 cost fields in stmt_vec_info struct for STMT.
10926 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10927 fields in stmt_vec_info struct and access functions for the same.
10928 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10929 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10930 load, store and vector to scalar operation.
10931 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10932 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10933 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10934 (TARG_VEC_STORE_COST): Define cost of vector store.
10935 (vect_estimate_min_profitable_iters): Define new function.
10936 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10937 check to evaluate if loop iterations are less than minimum profitable
10938 iterations determined by cost model or minimum vect loop bound defined
10939 by user, whichever is more conservative.
10940 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10941 run-time check to evaluate if loop iterations are less than minimum
10942 profitable iterations determined by cost model or minimum vect loop
10943 bound defined by user, whichever is more conservative.
10944 (vect_estimate_min_profitable_iterations): New function to estimate
10945 mimimimum iterartions required for vector version of loop to be
10946 profitable over scalar version.
10947 (vect_model_reduction_cost): New function.
10948 (vect_model_induction_cost): New function.
10949 (vect_model_simple_cost): New function.
10950 (vect_cost_strided_group_size): New function.
10951 (vect_model_store_cost): New function.
10952 (vect_model_load_cost): New function.
10953 (vectorizable_reduction): Call vect_model_reduction_cost during
10955 (vectorizable_induction): Call vect_model_induction_cost during
10957 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10958 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10959 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10960 vectorizable_promotion, vectorizable_demotion): Call
10961 vect_model_simple_cost during analysis phase.
10963 2007-06-08 Simon Baldwin <simonb@google.com>
10965 * reg-stack.c (get_true_reg): Readability change. Moved default case
10966 label into direct switch statement scope.
10968 2007-06-08 Simon Baldwin <simonb@google.com>
10970 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10971 in gcc_assert() with '==' comparison.
10973 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10975 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10976 TARGET_ABM handling of x86_popcnt variable.
10978 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10980 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10981 __builtin_copysignq and __builtin_infq built-in functions.
10983 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10985 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10986 SSE4.2 section. Correct built-in function names in SSE4A section.
10988 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10990 PR tree-optimization/32243
10991 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10992 for ncopies after ratio check between nunits_out and nunits_in.
10993 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10995 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10997 PR tree-optimization/32224
10998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10999 vectorization upon a non GIMPLE_MODIFY_STMT.
11001 2007-06-08 Christian Bruel <christian.bruel@st.com>
11004 * config/sh/sh.md (doloop_end): New pattern and splitter.
11005 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11007 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11009 PR middle-end/32209
11010 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11012 (verify_dominators): Do not change dominance tree.
11014 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11016 * config/sh/constraints.md: New file.
11017 * config/sh/sh.c: Include tm-constrs.h.
11018 (reg_class_from_letter): Remove.
11019 (prepare_cbranch_operands): Use satisfies_constraint_*
11020 function instead of macro.
11021 (andcosts, broken_move, sh_secondary_reload): Likewise.
11022 * config/sh/predicates.md (trapping_target_operand): Likewise.
11023 (and_operand, arith_operand, arith_reg_or_0_operand,
11024 cmp_operand, logical_operand, target_operand,
11025 ua_address_operand, ua_offset, xor_operand): Likewise.
11026 * config/sh/sh.md: Include constraints.md.
11027 (*movsicc_t_false): Use satisfies_constraint_* function
11029 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11030 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11031 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11032 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11033 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11034 (REG_CLASS_FROM_CONSTRAINT): Remove.
11035 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11036 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11037 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11038 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11039 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11040 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11041 function instead of macro.
11042 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11043 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11044 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11045 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11046 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11047 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11048 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11049 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11050 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11051 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11052 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11053 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11054 EXTRA_CONSTRAINT_STR): Likewise.
11055 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11057 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11059 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11061 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11064 * c-common.h (flag_cpp0x): Replaced by...
11065 (cxx_dialect): ... this new variable specifying the C++ dialect that
11067 * c-common.c (flag_cpp0x): Removed.
11068 (cxx_dialect): Defined.
11069 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11071 * c-opts.c (c_common_post_options): Likewise.
11072 (set_std_cxx98): Set cxx_dialect to cxx98.
11073 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11075 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11076 Hui-May Chang <hm.chang@apple.com>
11078 * doc/invoke.texi (Darwin Options): Update documentation for
11079 -mmacosx-version-min.
11080 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11081 * config/darwin-driver.c: New file.
11082 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11083 * config/t-darwin (darwin-driver.o): New rule.
11085 * config/darwin-c.c (version_as_macro): Ignore low digit.
11087 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11090 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11091 (CSGNMODE): New mode macro.
11092 (CSGNVMODE): New mode attribute.
11093 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11094 expander using CSGNMODE mode macro. Handle TFmode.
11095 (copysign<mode>3_const): Rename from copysignsf3_const and
11096 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11098 (copysign<mode>3_var): Rename from copysignsf3_var and
11099 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11101 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11102 mode macro. Handle TFmode.
11103 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11104 (iortf3, *iortf3): Ditto.
11105 (xortf3, *xortf3): Ditto.
11106 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11107 TFmode and TImode masks.
11108 (ix86_expand_copysign): Expand TFmode copysign insn.
11109 (IX86_BUILTIN_INFQ): New.
11110 (IX86_BUILTIN_FABSQ): Ditto.
11111 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11112 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11113 [__builtin_fabsq]: Ditto.
11114 [__builtin_copysignq]: Ditto.
11115 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11116 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11117 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11118 ix86_expand_binop_builtin().
11120 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11122 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11124 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11127 * rtl.h (push_to_sequence2): New.
11128 * emit-rtl.c (push_to_sequence2): New.
11129 * function.c (assign_parm_data_all): Add new fields.
11130 (assign_parm_setup_block): Call push_to_sequence2 instead of
11132 (assign_parm_setup_reg): Ditto.
11133 (assign_parm_setup_stack): Ditto.
11134 (assign_parms_unsplit_complex): Ditto.
11135 (assign_parms): Change field name.
11137 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11139 PR tree-optimization/32220
11140 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11141 phi node is reached before defining statement.
11143 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11146 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11147 after changing the right hand side of the assignment.
11149 2007-06-06 Eric Christopher <echristo@apple.com>
11151 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11152 (x86_64-*-darwin*): Ditto.
11153 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11154 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11156 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11158 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11159 coding conventions.
11160 (add_key): Likewise.
11161 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11162 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11164 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11166 (add_cost_one_coalesce): Likewise.
11167 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11168 variable names. Rename orig to orig_name for consistency.
11169 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11170 coding conventions.
11171 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11173 (record_equivalences_from_stmt): Likewise.
11174 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11175 the coding conventions.
11176 (memory_ssa_name_same): Likewise.
11177 (dse_optimize_stmt): Likewise.
11178 (dse_record_phis): Likewise.
11179 (dse_finalize_block): Likewise.
11180 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11181 keywords as variable names.
11182 (may_move_till): Cast according to the coding conventions.
11183 (force_move_till_expr): Avoid using C++ keywords as variable names.
11184 (force_move_till): Cast according to the coding conventions.
11185 (memref_hash): Likewise.
11186 (memref_eq): Likewise.
11187 (gather_mem_refs_stmt): Likewise.
11188 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11189 using C++ keywords as variable names.
11190 (idx_find_step): Cast according to the coding conventions.
11191 (idx_record_use): Likewise.
11192 (find_depends): Likewise.
11193 (prepare_decl_rtl): Likewise.
11194 (mbc_entry_hash): Likewise.
11195 (mbc_entry_eq): Likewise.
11196 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11197 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11198 (idx_infer_loop_bounds): Cast according to the coding conventions.
11199 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11200 * tree-ssa-math-opts.c (occ_new ): Likwise.
11201 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11203 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11205 (add_use_op): Likewise.
11206 (add_vop): Likewise.
11207 (add_vuse_op): Likewise.
11208 (add_vdef_op): Likewise.
11209 (get_expr_operands): Likewise.
11210 (push_stmt_changes): Use type safe memory macros.
11211 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11212 keywords as variable names.
11213 (conditional_replacement): Likewise.
11214 (minmax_replacement): Likewise.
11215 (abs_replacement): Likewise.
11216 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11217 coding conventions.
11218 (insert_fake_stores): Avoid using C++ keywords as variable names.
11219 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11221 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11222 (heapvar_insert): Use type safe memory macros.
11223 (new_var_info): Cast according to the coding conventions.
11224 (new_constraint): Likewise.
11225 (remove_preds_and_fake_succs): Use type safe memory macros.
11226 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11228 (thread_single_edge): Likewise.
11229 (thread_through_loop_header): Likewise.
11231 2007-06-06 Eric Christopher <echristo@apple.com>
11233 * config/i386/i386.c (override_options): Move handling
11234 of TARGET_SUBTARGET* earlier.
11236 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11238 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11241 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11243 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11244 emited outside of basic block.
11245 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11246 the created blocks.
11247 * rtl.h (delete_insn_chain): Declaration changed.
11248 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11250 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11251 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11252 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11253 to delete_insn_chain.
11254 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11255 do not have bb field set.
11256 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11258 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11259 * cfgcleanup.c (try_optimize_cfg): Ditto.
11261 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11263 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11264 (lambda_body_vector_new): Use type safe memory macros.
11265 (lambda_linear_expression_new): Likewise.
11266 (lambda_loopnest_new): Likewise.
11267 (lambda_lattice_new): Likewise.
11268 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11269 conventions. Use type safe memory macros.
11270 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11271 (lambda_body_vector_s): Likewise.
11272 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11273 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11275 2007-06-06 Richard Guenther <rguenther@suse.de>
11277 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11278 if we need to schedule cfg_cleanup.
11279 (tree_ssa_forward_propagate_single_use_vars): Do so.
11281 2007-06-06 Ian Lance Taylor <iant@google.com>
11283 * fold-const.c (merge_ranges): If range_successor or
11284 range_predecessor fail, just return 0.
11286 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11288 PR tree-optimization/32216
11289 * tree-vectorizer.c (supportable_widening_operation): Determine
11290 signedness of FIX_TRUNC_EXPR from output operand.
11291 (supportable_narrowing_operation): Ditto.
11292 * tree-vect-generic.c (expand_vector_operations_1): Determine
11293 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11294 from input operand.
11296 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11298 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11299 (struct pta): ...from here. Change flags to unsigned to avoid
11300 excessive casting (as it is used as a bit mask).
11301 (override_options): Add casts according to the coding convenventions.
11302 (x86_64_elf_unique_section): Likewise.
11303 (examine_argument): Avoid using C++ keywords as variable names.
11304 (construct_container): Likewise.
11305 (legitimize_pic_address): Likewise.
11306 (get_dllimport_decl): Cast according to the coding conventions. Use
11307 type safe memory macros.
11308 (legitimize_address): Cast according to the coding conventions.
11309 (emit_i387_cw_initialization): Corrected the type of slot to enum
11311 (ix86_init_machine_status): Use type safe memory macros.
11312 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11313 (bdesc_pcmpistr): Likewise.
11314 (bdesc_crc32): Likewise.
11315 (bdesc_sse_3arg): Likewise.
11316 (bdesc_2arg): Likewise.
11317 (bdesc_1arg): Likewise.
11318 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11319 (ix86_expand_sse_pcmpistr): Likewise.
11320 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11321 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11322 int to match the langhook definition.
11323 (ix86_builtin_conversion): Change the type of code to unsigned init to
11324 match the langhook definition.
11325 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11327 (ix86_preferred_output_reload_class): Likewise.
11328 (ix86_cannot_change_mode_class): Likewise.
11329 (ix86_memory_move_cost): Likewise.
11330 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11331 avoid excessive casting later on.
11332 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11334 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11336 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11337 as flags setting insn.
11338 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11340 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11342 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11343 (UNSPEC_ROUND): New.
11344 ("sse4_1_round<mode>2"): New insn pattern.
11345 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11347 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11348 expander using SSEMODEF mode macro. Expand using
11349 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11350 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11351 expander using SSEMODEF mode macro. Expand using
11352 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11353 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11354 expander using SSEMODEF mode macro. Expand using
11355 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11356 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11357 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11358 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11361 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11362 Sebastian Pop <sebpop@gmail.com>
11364 * lambda.h (build_linear_expr): New.
11365 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11366 Use build_linear_expr, call fold and force_gimple_operand.
11367 (lambda_loopnest_to_gcc_loopnest): Check that there is
11368 something to insert.
11369 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11371 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11373 PR preprocessor/23479
11374 * doc/extend.texi: Document the 0b-prefixed binary integer
11375 constant extension.
11377 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11379 PR tree-optimization/32215
11380 * tree-vectorizer.c (supportable_widening_operation): Return false
11381 for unsupported FIX_TRUNC_EXPR tree code.
11382 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11384 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11386 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11387 register on SPE targets. Change documentation to reflect
11389 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11390 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11391 out of the register allocation pool.
11392 (rs6000_reg_live_or_pic_offset_p): New function.
11393 (rs6000_emit_prologue): Move the actual saving of LR up to free
11394 r0 for holding r11. Split saving of SPE 64-bit registers into
11395 its own case. Ensure that offsets will always be in-range for
11396 'evstdd' by using r11 as a scratch register to point at the start
11397 of the SPE save area. Save r11 if necessary, as it is the static
11399 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11400 into its own case. Ensure that offsets will always be in-range
11401 for 'evldd' by using r11 as a scratch register to point at the
11402 start of the SPE save area. Also adjust r11 when restoring
11403 the stack pointer to compensate for pre-loading r11.
11405 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11407 * cfg.c (init_flow): Use type safe memory macros.
11408 (alloc_block): Likewise.
11409 (unchecked_make_edge): Likewise.
11410 (dump_flow_info): Avoid using C++ keywords as variable names.
11411 (copy_original_table_clear): Cast according to the coding conventions.
11412 (copy_original_table_set): Likewise.
11413 * cfgexpand (label_rtx_for_bb): Likewise.
11414 (expand_gimple_basic_block): Likewise.
11415 * cfghooks.c (dump_bb): Likewise.
11416 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11418 (lv_add_condition_to_bb): Likewise.
11419 * cfglayout (relink_block_chain): Cast according to the coding
11421 (fixup_reorder_chain): Likewise.
11422 (fixup_fallthru_exit_predecessor): Likewise.
11423 * cfgloop.c (glb_enum_p): Likewise.
11424 (get_exit_description): Likewise.
11425 (dump_recorded_exit): Likewise.
11426 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11427 (struct loop): ... from here.
11428 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11430 * cfgrtl.c (rtl_create_basic_block): Likewise.
11431 (rtl_split_block): Likewise.
11432 (rtl_dump_bb): Likewise.
11433 (cfg_layout_split_block): Likewise.
11434 (init_rtl_bb_info): Use typesafe memory macros.
11436 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11437 * graphds.h: Updated all usages of edge to graph_edge.
11438 * graphds.c: Likewise.
11439 * cfgloopanal.c: Likewise.
11441 2007-06-05 Ian Lance Taylor <iant@google.com>
11443 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11444 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11445 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11447 (test_for_singularity): Likewise.
11449 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/constraints.md ("Y2"): Replaced by ...
11453 * config/i386/i386.md: Likewise.
11454 * config/i386/mmx.md: Likewise.
11455 * config/i386/sse.md: Likewise.
11457 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11459 * config/i386/constraints.md ("z"): Replaced by ...
11461 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11462 (sse4_1_blendvps): Likewise.
11463 (sse4_1_pblendvb): Likewise.
11464 (sse4_2_pcmpestr): Likewise.
11465 (sse4_2_pcmpestrm): Likewise.
11466 (sse4_2_pcmpestr_cconly): Likewise.
11467 (sse4_2_pcmpistr): Likewise.
11468 (sse4_2_pcmpistrm): Likewise.
11469 (sse4_2_pcmpistr_cconly): Likewise.
11471 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11473 * matrix-reorg.c (transform_access_sites): Fix computation.
11474 (transform_allocation_sites): Same.
11476 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11478 * config/i386/i386.c (override_options): Use
11479 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11481 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11483 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11484 (nonimm_not_xmm0_operand): Ditto.
11485 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11486 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11487 as operand[2] predicate. Require "z" class XMM register for
11488 operand[3]. Adjust asm template.
11489 ("sse4_1_blendvpd"): Ditto.
11490 ("sse4_1_pblendvb"): Ditto.
11491 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11492 force op2 into xmm0 register for variable blend instructions.
11494 2007-06-04 Tom Tromey <tromey@redhat.com>
11496 * c-tree.h (start_enum): Update.
11497 (build_enumerator): Likewise.
11498 * c-decl.c (enum_next_value): Removed.
11499 (enum_overflow): Likewise.
11500 (start_enum): Add c_enum_contents argument. Don't use globals.
11501 (build_enumerator): Likewise.
11502 * c-tree.h (struct c_enum_contents): New struct.
11504 2007-06-04 Tom Tromey <tromey@redhat.com>
11506 * c-common.c (c_common_get_alias_set): Fix indentation.
11508 2007-06-04 Ian Lance Taylor <iant@google.com>
11510 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11511 to overflow, reduce overflow infinity to regular infinity.
11512 (vrp_var_may_overflow): New static function.
11513 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11515 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11517 * stor-layout.c (layout_type): Remove duplicate code.
11519 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11522 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11523 before build_common_builtin_nodes ().
11525 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11528 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11530 2007-06-04 Jan Hubicka <jh@suse.cz>
11532 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11533 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11534 instead of _stat version.
11536 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11538 PR tree-optimization/32194
11539 * tree-predcom.c (determine_offset): Check that both references have
11542 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11544 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11545 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11546 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11547 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11548 Add argument to iterate_fix_dominators call.
11549 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11550 * gcse.c (hoist_code): Change domby to vector.
11551 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11552 Add argument to iterate_fix_dominators call.
11553 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11554 recompute_dominator.
11555 * lambda-code.c (perfect_nestify): Ditto.
11556 * cfgloopanal.c: Include graphds.h.
11557 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11558 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11559 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11561 * graphds.c: New file.
11562 * graphds.h: New file.
11563 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11564 (get_dominated_by, get_dominated_by_region): Change return type to
11566 (verify_dominators): Recompute all dominators and compare the results.
11567 (recount_dominator): Renamed to ...
11568 (recompute_dominator): ... this. Do not check that the block is
11569 dominated by entry.
11570 (iterate_fix_dominators): Reimplemented.
11571 (prune_bbs_to_update_dominators, root_of_dom_tree,
11572 determine_dominators_for_sons): New functions.
11573 * et-forest.c (et_root): New function.
11574 * et-forest.h (et_root): Declare.
11575 * Makefile.in (graphds.o): Add.
11576 (cfgloopanal.o): Add graphds.h dependency.
11577 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11578 * basic-block.h (get_dominated_by, get_dominated_by_region,
11579 iterate_fix_dominators): Declaration changed.
11580 (recount_dominator): Renamed to ...
11581 (recompute_dominator): ... this.
11582 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11583 (thread_through_all_blocks): Do not free dominance info.
11585 2007-06-03 Andreas Schwab <schwab@suse.de>
11587 * config/m68k/m68k.c (override_options): Don't override
11589 * config/m68k/m68k-modes.def (SF, DF): Define to use
11590 motorola_single_format and motorola_double_format, resp.
11591 * real.c (motorola_single_format): Renamed from
11592 coldfire_single_format.
11593 (motorola_double_format): Renamed from coldfire_double_format.
11594 (encode_ieee_extended): Generate a proper canonical NaN image
11595 respecting canonical_nan_lsbs_set.
11596 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11598 * real.h: Adjust declarations.
11600 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11603 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11604 the symbol is generated with the stack protector.
11606 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11608 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11609 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11611 * doc/extend.texi (interrupt): Mention m68k.
11613 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11615 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11616 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11617 (ix86_expand_sse_pcmpestr): Do not check operands for
11618 "register_operand", when insn operand predicate is "register_operand".
11619 (ix86_expand_sse_pcmpistr): Ditto.
11621 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11622 Uros Bizjak <ubizjak@gmail.com>
11624 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11625 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11626 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11627 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11628 * config/i386/constraints.md ("z"): New register constraint
11629 for members of SSE_FIRST_REG class.
11630 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11631 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11632 SSE_FIRST_REG class.
11633 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11634 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11635 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11636 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11637 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11638 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11639 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11640 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11641 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11642 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11643 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11644 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11645 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11646 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11647 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11648 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11649 (struct builtin_description): Change "flag" field to unsigned.
11650 (bdesc_pcmpestr): New builtin description table.
11651 (bdesc_pcmpistr): Likewise.
11652 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11653 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11654 Initialize pcmp[ei]str[im] insns for SSE4.2.
11655 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11656 (ix86_expand_sse_pcmpistr): Likewise.
11657 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11658 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11659 (UNSPEC_PCMPISTR): Likewise.
11660 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11661 (sse4_2_pcmpestri):New isns pattern.
11662 (sse4_2_pcmpestrm): Likewise.
11663 (sse4_2_pcmpestr_cconly): Likewise.
11664 (sse4_2_pcmpistr): New insn patern and splitter.
11665 (sse4_2_pcmpistri):New isns pattern.
11666 (sse4_2_pcmpistrm): Likewise.
11667 (sse4_2_pcmpistr_cconly): Likewise.
11668 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11671 2007-06-01 David Daney <ddaney@avtrex.com>
11673 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11674 LOADGP_ABSOLUTE and not binds_local_p.
11676 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11678 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11680 2007-06-01 Ian Lance Taylor <iant@google.com>
11682 * tree-vrp.c (compare_name_with_value): Always set
11683 used_strict_overflow if we get a result from the variable itself.
11685 2007-06-01 Ian Lance Taylor <iant@google.com>
11687 PR rtl-optimization/31455
11688 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11689 subregs which have a cast between modes which are not tieable.
11691 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11693 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11694 breaks after return statements.
11696 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11698 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11699 only after no_new_pseudos.
11701 2007-05-31 Eric Christopher <echristo@apple.com>
11703 * expr.c (convert_move): Assert that we don't have a BLKmode
11705 (store_expr): Handle BLKmode moves by calling emit_block_move.
11707 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11709 * c-typeck.c (build_indirect_ref): Include type in error message.
11710 (build_binary_op): Pass types to binary_op_error.
11711 * c-common.c (binary_op_error): Take two type arguments, print out
11713 * c-common.h (binary_op_error): Update prototype.
11715 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11717 * config/i386/i386.c: Correct coments on -mno-sse4.
11719 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11721 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11722 (x86_64-*-*): Likewise.
11723 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11724 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11725 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11726 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11727 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11728 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11729 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11730 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11731 (OPTION_MASK_ISA_SSE4): Likewise.
11732 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11733 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11734 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11735 (override_options): Support SSE4.2.
11736 (ix86_build_const_vector): Support SImode and DImode.
11737 (ix86_build_signbit_mask): Likewise.
11738 (ix86_expand_int_vcond): Support V2DImode.
11739 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11740 (IX86_BUILTIN_CRC32HI): Likewise.
11741 (IX86_BUILTIN_CRC32SI): Likewise.
11742 (IX86_BUILTIN_CRC32DI): Likewise.
11743 (IX86_BUILTIN_PCMPGTQ): Likewise.
11744 (bdesc_crc32): Likewise.
11745 (bdesc_sse_3arg): Likewise.
11746 (ix86_expand_crc32): Likewise.
11747 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11748 (ix86_expand_builtin): Likewise.
11749 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11750 __SSE4_2__ for -msse4.2.
11751 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11752 (CRC32MODE): Likewise.
11753 (crc32modesuffix): Likewise.
11754 (crc32modeconstraint): Likewise.
11755 (sse4_2_crc32<mode>): Likewise.
11756 (sse4_2_crc32di): Likewise.
11757 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11759 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11760 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11761 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11762 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11763 (vcondu<mode>): Likewise.
11764 * doc/extend.texi: Document SSE4.2 built-in functions.
11765 * doc/invoke.texi: Document -msse4.2/-msse4.
11767 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11769 PR tree-optimization/32160
11770 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11771 variable as gimple reg.
11772 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11774 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11776 * gcc.c (main): Don't consider linker options when issuing the
11777 warning about a linker input file not being used.
11779 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11781 * tree-vrp.c (compare_names): Initialize sop.
11783 2007-05-30 Dirk Mueller <dmueller@suse.de>
11785 * cgraphunit.c (cgraph_analyze_function): Remove
11786 computation of inline parameters.
11788 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11792 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11794 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11795 Add vx-common.h. Include vxworks.h between vx-common.h and
11797 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11799 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11800 (TARGET_ASM_DESTRUCTOR): Likewise.
11801 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11802 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11803 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11804 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11805 (VXWORKS_ENDIAN_SPEC): Define.
11806 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11807 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11808 VXWORKS_* equivalents.
11809 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11810 (ASM_FILE_START): Delete.
11811 (TARGET_VERSION): Reformat.
11812 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11813 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11814 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11815 (FPBIT, DPBIT): Define.
11816 (fp-bit.c, dp-bit.c): New rules.
11817 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11818 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11819 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11820 * config/arm/arm.h: Include vxworks-dummy.h.
11821 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11822 Mark with ATTRIBUTE_UNUSED.
11823 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11824 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11825 make it incompatible with -msingle-pic-base.
11826 (arm_function_ok_for_sibcall): Return false for calls that might
11827 go through a VxWorks PIC PLT entry.
11828 (require_pic_register): New function, split out from...
11829 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11831 (arm_load_pic_register): Handle the VxWorks RTP initialization
11832 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11833 (arm_emit_call_insn): New function.
11834 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11835 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11836 (pic_offset_arm): New pattern.
11837 (call, call_value): Use arm_emit_call_insn.
11838 (call_internal, call_value_internal): New expanders.
11839 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11840 VxWorks unless __PIC__.
11842 2007-05-30 Eric Christopher <echristo@gmail.com>
11844 * genrecog.c: Include regs.h in generated file.
11845 * genemit.c: Ditto. Fix up formatting.
11846 * config/mn10300/constraints.md: New.
11847 * config/mn10300/mn10300.md: Include.
11848 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11849 Fix up for removed macro.
11850 * config/mn10300/predicates.md (call_address_operand): Ditto.
11851 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11852 (CONST_OK_FOR_I): Ditto.
11853 (CONST_OK_FOR_J): Ditto.
11854 (CONST_OK_FOR_K): Ditto.
11855 (CONST_OK_FOR_L): Ditto.
11856 (CONST_OK_FOR_M): Ditto.
11857 (CONST_OK_FOR_N): Ditto.
11858 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11862 (EXTRA_CONSTRAINT): Ditto.
11864 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11866 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11868 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11869 OPTION_MASK_ISA_64BIT.
11870 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11872 2007-05-30 Richard Guenther <rguenther@suse.de>
11874 PR middle-end/32152
11875 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11876 types for comparison.
11877 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11878 with original typed arguments.
11879 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11881 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11883 PR tree-optimization/31769
11884 * except.c (duplicate_eh_regions): Clear prev_try if
11885 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11887 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11889 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11890 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11891 bsi of the location where statements should be inserted.
11892 (sink_code_in_bb): Take bsi from statement_sink_location.
11893 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11894 instead of bsi_start.
11895 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11897 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11898 (bsi_move_before): Document inconsistency with bsi_move_after.
11899 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11901 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11903 * config/i386/i386.h (TARGET_ABM): New define.
11904 (TARGET_POPCNT): Ditto.
11905 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11906 New temporary defines to redefine from OPTION_ISA_* defines.
11907 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11908 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11909 (ix86_isa_flags): New extern int declaration.
11910 (TARGET_SUBTARGET_DEFAULT): New define.
11911 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11912 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11913 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11914 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11915 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11916 * config/i386/darwin.h: Change TARGET_64BIT define to
11919 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11920 using existing "ix86_isa_flags" varible.
11921 (m32, m64): Use existing "ix86_isa_flags" variable.
11922 (mmmx, m3dnow): Ditto.
11923 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11924 (mabm): Define as non-negative option using "x86_abm" variable.
11925 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11927 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11928 Rewrite feature test bitmap.
11929 (ix86_isa_flags): New initialized global int varible.
11930 (ix86_isa_flags_explicit): New static int variable.
11931 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11932 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11933 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11934 target_flags_explicit.
11935 (override_options): Remove "target_enable" and "target_disable" fields
11936 from "struct ptt". Update processor_target_table accordingly. Remove
11937 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11938 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11939 "target_flags" and "ix86_isa_flags_explicit" instead of
11940 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11941 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11942 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11943 to true when either of PTA_POPCNT or PTA_ABM is set in
11944 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11945 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11946 processor_alias_table flags entry. Remove handling of
11947 "target_enable" and "target_disable" fields of processor_target_table.
11948 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11949 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11950 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11951 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11952 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11954 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11956 2007-05-29 David Daney <ddaney@avtrex.com>
11959 * config/mips/mips.c (mips_output_mi_thunk): Emit
11960 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11962 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11963 * config/i386/i386.c (ix86_function_regparm): Added checking of
11964 ix86_force_align_arg_pointer to determine the number of
11965 register parameters.
11967 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11969 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11970 (SET_DR_MISALIGNMENT): New.
11971 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11972 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11973 Use SET_DR_MISALIGNMENT.
11974 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11976 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11977 find_loop_nest): Export.
11978 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11979 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11980 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11981 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11983 (struct mem_ref): Add field reuse_distance.
11984 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11985 Initialize reuse_distance field.
11986 (issue_prefetch_ref): Select temporality of prefetch according to
11988 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11989 self_reuse_distance, determine_loop_nest_reuse): New functions.
11990 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11991 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11992 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11995 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11997 * tree-ssa-alias.c: Add aliasing overview.
11999 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12000 Danny Smith <dannysmith@users.sourceforge.net>
12003 * config/i386/t-crtfm: Compile crtfastmath.o with
12004 -minline-all-stringops.
12005 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12006 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12008 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12010 * doc/md.texi: Document constraints on HP PA-RISC.
12012 * pa/constraints.md: New file.
12013 * pa.md: Include constraints.md.
12014 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12015 (integer_store_memory_operand, ldil_cint_p): New functions.
12016 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12017 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12018 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12019 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12020 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12022 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12025 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12026 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12027 case POSTDECREMENT_EXPR>): Return the error_mark_node
12028 if either the real or imaginary parts would an
12031 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12033 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12034 name when we remove it from a call.
12036 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12038 * targhooks.c (default_narrow_bitfield): Remove.
12039 * targhooks.h: Remove the prototype for
12040 default_narrow_bitfield.
12042 * langhooks-def.h: Remove the prototype for
12043 hook_get_alias_set_0.
12044 * langhooks.c (hook_get_alias_set_0): Remove.
12046 * global.c (EXECUTE_IF_CONFLICT): Remove.
12048 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12051 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12052 return true when truth_value_p is true and the type
12055 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12057 * doc/install.texi (Prerequisites): We no longer require Autoconf
12058 2.13 for the top-level.
12060 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12062 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12063 memory access via x86_expand_vector_move_misalign() only for
12064 TImode values on 32-bit targets.
12066 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12068 * matrix-reorg.c: New file. Implement matrix flattening and
12069 transposing optimization.
12070 * tree-pass.h: Add matrix reorg pass.
12071 * common.opt: Add fipa-mreorg flag.
12072 * Makefile.in: Add matrix-reorg.c.
12073 * passes.c: Add matrix reorg pass.
12074 * varpool.c (add_new_static_var): New function.
12075 * cgraph.h (add_new_static_var): Declare.
12077 2007-05-27 Eric Christopher <echristo@apple.com>
12079 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12080 sp_offset depending on stack size. Save r12 depending
12081 on registers we're saving later.
12082 (rs6000_emit_epilogue): Update sp_offset depending only
12085 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12087 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12088 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12089 * ifcvt.c (if_convert): Ditto.
12090 * tree-ssa-threadupdate.c (thread_block): Ditto.
12091 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12092 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12093 verify_loop_closed_ssa): Check number_of_loops instead of
12095 * predict.c (tree_estimate_probability): Ditto.
12096 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12097 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12098 * modulo-sched.c (sms_schedule): Ditto.
12099 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12100 (scev_finalize): Do not do anything if scev analysis was not
12102 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12103 current_loops == NULL.
12104 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12105 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12106 there are no loops.
12107 (loop_optimizer_finalize): Assert that loops were analyzed.
12108 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12109 rtl_doloop): Check number_of_loops instead of current_loops.
12110 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12111 current_loops == NULL.
12112 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12113 gate_tree_vectorize tree_linear_transform, check_data_deps,
12114 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12115 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12116 Check number_of_loops instead of current_loops.
12117 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12118 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12119 free loops if available.
12120 (execute_pre): Do not pass do_fre to fini_pre.
12122 2007-05-27 Tobias Burnus <burnus@net-b.de>
12124 PR middle-end/32083
12125 * real.c (mpfr_from_real): Fix sign of -Inf.
12127 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12129 * tree-vect-transform.c (vectorizable_conversion): Initialize
12130 tree_code variables to ERROR_MARK.
12131 (vectorizable_type_demotion): Likewise.
12132 (vectorizable_type_promotion): Likewise.
12134 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12137 * config/i386/i386.md (movti): Handle push operands via
12138 ix86_expand_push().
12140 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12142 * basic-block.h: Remove the prototype for merge_seq_blocks.
12143 * cfgcleanup.c (merge_seq_blocks): Remove.
12145 * tree-flow.h: Remove the prototype for is_aliased_with.
12146 * tree-ssa-alias.c (is_aliased_with): Remove.
12148 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12150 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12152 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12154 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12155 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12156 (vec_unpacks_hi_v16qi): Likewise.
12157 (vec_unpacku_lo_v16qi): Likewise.
12158 (vec_unpacks_lo_v16qi): Likewise.
12159 (vec_unpacku_hi_v8hi): Likewise.
12160 (vec_unpacks_hi_v8hi): Likewise.
12161 (vec_unpacku_lo_v8hi): Likewise.
12162 (vec_unpacks_lo_v8hi): Likewise.
12163 (vec_unpacku_hi_v4si): Likewise.
12164 (vec_unpacks_hi_v4si): Likewise.
12165 (vec_unpacku_lo_v4si): Likewise.
12166 (vec_unpacks_lo_v4si): Likewise.
12168 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12170 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12171 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12172 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12173 follow spelling conventions in various
12174 warning/error/diagnostic messages.
12176 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12177 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12178 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12179 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12180 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12181 * doc/tm.texi: Follow spelling conventions.
12183 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12186 * tree-ssa-forwprop.c
12187 (forward_propagate_addr_into_variable_array_index): Remove
12188 the lhs argument. Use the type of def_rhs instead of lhs.
12189 (forward_propagate_addr_expr_1): Update use of
12190 forward_propagate_addr_into_variable_array_index.
12192 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12193 Nigel Stephens <nigel@mips.com>
12195 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12196 function attributes, "far" being an alias for "long_call".
12197 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12198 (mips_near_type_p, mips_far_type_p): New.
12199 (mips_comp_type_attributes): New function to check that attributes
12200 attached to a function type are compatible.
12201 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12202 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12203 to the target function of the thunk.
12204 (mips_encode_section_info): Check for "near" and "far" function
12205 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12207 * config/mips/predicates.md (const_call_insn_operand): Test only
12208 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12210 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12213 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12214 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12215 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12216 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12218 2007-05-25 Eric Christopher <echristo@apple.com>
12220 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12221 to x86-darwin configurations.
12222 * config/i386/t-darwin: Add softfp support.
12223 * config/i386/t-darwin64: Ditto.
12224 * config/i386/sfp-machine.h: If mach then don't use
12225 aliasing, emit a stub to call.
12227 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12229 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12230 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12231 tree-predcom.c, tree-ssa-alias-warnings.c,
12232 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12233 comment typos. Follow spelling conventions.
12234 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12236 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12239 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12240 constants into memory. Expand unaligned memory references for
12241 SSE modes via x86_expand_vector_move_misalign() function.
12243 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12245 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12246 "memory" attribute for "sseishft" type insn without operands[2].
12248 2007-05-25 Dirk Mueller <dmueller@suse.de>
12249 Marcus Meissner <meissner@suse.de>
12251 * doc/extend.texi (alloc_size): New attribute.
12252 * c-common.c (handle_alloc_size_attribute): New.
12253 * tree-object-size.c (alloc_object_size): Use alloc_size
12254 attribute, if available.
12256 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12258 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12260 (__builtin_ia32_vec_ext_v2di): Likewise.
12261 (__builtin_ia32_vec_ext_v4si): Likewise.
12262 (__builtin_ia32_vec_ext_v8hi): Likewise.
12263 (__builtin_ia32_vec_ext_v16qi): Likewise.
12264 (__builtin_ia32_vec_set_v8hi): Likewise.
12266 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12268 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12270 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12272 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12273 (arm_is_longcall_p): Rename to...
12274 (arm_is_long_call_p): ...this. Take a single tree argument and
12276 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12277 (CUMULATIVE_ARGS): Remove call_cookie.
12278 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12279 (ENCODED_LONG_CALL_ATTR_P): Delete.
12280 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12281 LONG_CALL_FLAG_CHAR cases.
12282 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12283 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12284 ARM_DECLARE_FUNCTION_SIZE.
12285 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12286 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12287 (arm_encode_call_attribute, current_file_function_operand): Delete.
12288 (arm_function_in_section_p): New function.
12289 (arm_is_longcall_p): Rename to...
12290 (arm_is_long_call_p): ...this. Take the target function as a single
12291 argument and return a bool. Do not rely on call cookies. Check
12292 whether the target symbol is in the same section as the current
12293 function, not just the same compilation unit.
12294 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12295 (arm_encode_section_info): Don't encode a call type.
12296 * config/arm/arm.md (call, call_value): Update calls to
12297 arm_is_long(_)call_p. Simplify logic.
12298 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12299 Update calls to arm_is_long(_)call_p.
12301 2007-05-25 Richard Guenther <rguenther@suse.de>
12303 PR tree-optimization/31982
12304 * tree-ssa-forwprop.c
12305 (forward_propagate_addr_into_variable_array_index): Handle arrays
12306 with element size one.
12308 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12310 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12311 (umulsi3_highpart): Likewise.
12313 2007-05-24 Ian Lance Taylor <iant@google.com>
12315 PR rtl-optimization/32069
12316 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12319 2007-05-24 Ollie Wild <aaw@google.com>
12321 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12324 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12326 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12327 (oprs_unchanged_p): Use it to check all registers in a REG.
12328 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12329 (reg_set_between_after_reload_p): Delete.
12330 (reg_used_between_after_reload_p): Likewise.
12331 (reg_set_or_used_since_bb_start): Likewise.
12332 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12333 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12334 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12335 * rtlanal.c (reg_set_p): Check whether REG overlaps
12336 regs_invalidated_by_call, rather than just checking the
12337 membership of REGNO (REG).
12339 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12341 * doc/passes.texi: Document predictive commoning.
12342 * doc/invoke.texi (-fpredictive-commoning): Document.
12343 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12344 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12345 adding indices to the generated name.
12346 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12347 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12348 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12349 (op_symbol_code): ... and exported.
12350 (dump_omp_clause, op_symbol): Use op_symbol_code
12351 instead of op_symbol_1.
12352 * tree-pass.h (pass_predcom): Declare.
12353 * timevar.def (TV_PREDCOM): New timevar.
12354 * tree-ssa-loop.c (run_tree_predictive_commoning,
12355 gate_tree_predictive_commoning, pass_predcom): New.
12356 * tree-data-ref.c (find_data_references_in_loop): Find the
12357 references in dominance order.
12358 (canonicalize_base_object_address): Ensure that the result has
12360 (dr_analyze_innermost): Export.
12361 (create_data_ref): Code to fail for references with invariant
12363 (find_data_references_in_stmt): ... here.
12364 * tree-data-ref.h (dr_analyze_innermost): Declare.
12365 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12366 (aff_combination_find_elt, name_expansion_hash,
12367 name_expansion_eq, tree_to_aff_combination_expand,
12368 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12370 * tree-affine.h (aff_combination_constant_multiple_p,
12371 tree_to_aff_combination_expand): Declare.
12372 * tree-predcom.c: New file.
12373 * common.opt (fpredictive-commoning): New option.
12374 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12375 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12376 * Makefile.in (tree-predcom.o): Add.
12377 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12378 * passes.c (init_optimization_passes): Add dceloop after
12379 copy propagation in loop optimizer. Add predictive commoning
12380 to loop optimizer passes.
12382 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12384 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12387 2007-05-24 Jan Hubicka <jh@suse.cz>
12389 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12391 (genheader): Include statistics.h.
12393 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12395 * print-rtl.c (flag_dump_unnumbered): Update comments.
12396 (print_rtl): Fix my previous change.
12397 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12400 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12402 PR middle-end/32018
12403 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12405 (thread_through_all_blocks): Call initialize_original_copy_tables
12406 and free_original_copy_tables.
12407 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12409 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12410 * cfghooks.c (duplicate_block): Use get_loop_copy.
12411 * cfg.c: Include cfgloop.h.
12412 (loop_copy): New hash table.
12413 (initialize_original_copy_tables): Initialize loop_copy table.
12414 (free_original_copy_tables): Free loop_copy table.
12415 (copy_original_table_clear, copy_original_table_set,
12416 set_loop_copy, get_loop_copy): New functions.
12417 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12418 * cfgloop.h (struct loop): Remove copy field.
12419 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12420 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12422 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12424 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12425 -msse/-msse2/-msse3.
12427 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12429 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12430 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12432 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12435 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12436 * targhooks.h (default_mangle_decl_assembler_name): Declare
12438 * targhooks.c (default_mangle_decl_assembler_name): Define
12440 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12442 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12443 * langhooks.c (lhd_set_decl_assembler_name): Call
12444 targetm.mangle_decl_assembler_name for names with global scope.
12446 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12448 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12449 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12451 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12452 New. Factored out of i386_pe_encode_section_info.
12453 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12454 Move check for prior decoration of stdcall
12455 symbols to i386_pe_encode_section_info.
12456 (i386_pe_encode_section_info): Adjust call to
12457 gen_stdcall_or_fastcall_suffix. Use
12458 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12459 (i386_pe_mangle_decl_assembler_name): New. Wrap
12460 i386_pe_maybe_mangle_decl_assembler_name.
12462 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12464 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12465 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12466 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12467 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12468 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12471 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12472 Nigel Stephens <nigel@mips.com>
12473 Richard Sandiford <richard@codesourcery.com>
12475 Fix up MIPS16 hard float and add support for complex.
12477 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12478 (TARGET_SOFT_FLOAT_ABI): New.
12479 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12480 __mips_soft_float to reflect the ABI in use, not whether the
12481 FPU is directly accessible (e.g., in MIPS16 mode).
12482 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12483 (UNITS_PER_FPVALUE): Likewise.
12485 * config/mips/mips.c (mips_expand_call): Remove redundant
12486 TARGET_MIPS16 check.
12487 (mips_arg_regno): New.
12488 (function_arg_advance): When setting bits in cum->fp_code for
12489 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12491 (function_arg): Use mips_arg_regno.
12492 (mips_return_mode_in_fpr_p): New.
12493 (mips16_call_stub_mode_suffix): New.
12494 (mips16_cfun_returns_in_fpr_p): New.
12495 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12496 (mips_output_function_prologue): Test mips16_hard_float, not
12497 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12498 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12499 return value into a floating-point register.
12500 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12501 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12502 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12503 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12504 word of double arguments from or to the high bits of 64-bit
12505 floating point registers.
12506 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12507 (mips16_fpret_double): New helper function.
12508 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12509 support for complex modes. Fill in DECL_RESULT for stubdecl.
12510 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12512 * config/mips/mips16.S
12513 (RET, ARG1, ARG2): New.
12514 (MERGE_GPRf, MERGE_GPRt): New.
12515 (DELAYt, DELAYf): New.
12516 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12517 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12518 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12519 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12520 (SFOP): Renamed to...
12521 (OPSF3): This, and macro-ified. Updated all uses.
12522 (SFOP2): Renamed to...
12523 (OPSF2): This, and macro-ified. Updated all uses.
12524 (SFCMP): Renamed to...
12525 (CMPSF): This, and macro-ified. Updated all uses.
12526 (SFREVCMP): Renamed to...
12527 (REVCMPSF): This, and macro-ified. Updated all uses.
12528 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12529 (LDDBL1, LDDBL2, RETDBL): Deleted.
12530 (DFOP): Renamed to...
12531 (OPDF3): This, and macro-ified. Updated all uses.
12532 (DFOP2): Renamed to...
12533 (OPDF2): This, and macro-ified. Updated all uses.
12534 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12535 (DFCMP): Renamed to...
12536 (CMPDF): This, and macro-ified. Updated all uses.
12537 (DFREVCMP): Renamed to...
12538 (REVCMPDF): This, and macro-ified. Updated all uses.
12539 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12540 (RET_FUNCTION): New.
12541 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12542 (__mips16_ret_sc, __mips16_ret_dc): New.
12543 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12544 STUB_ARGS_6, STUB_ARGS_10): New.
12545 (CALL_STUB_NO_RET): New.
12546 (__mips16_call_stub_1): Macro-ified.
12547 (__mips16_call_stub_5): Macro-ified.
12548 (__mips16_call_stub_2): Macro-ified.
12549 (__mips16_call_stub_6): Macro-ified.
12550 (__mips16_call_stub_9): Macro-ified.
12551 (__mips16_call_stub_10): Macro-ified.
12552 (CALL_STUB_RET): New.
12553 (__mips16_call_stub_sf_0): Macro-ified.
12554 (__mips16_call_stub_sf_1): Macro-ified.
12555 (__mips16_call_stub_sf_5): Macro-ified.
12556 (__mips16_call_stub_sf_2): Macro-ified.
12557 (__mips16_call_stub_sf_6): Macro-ified.
12558 (__mips16_call_stub_sf_9): Macro-ified.
12559 (__mips16_call_stub_sf_10): Macro-ified.
12560 (__mips16_call_stub_df_0): Macro-ified.
12561 (__mips16_call_stub_df_1): Macro-ified.
12562 (__mips16_call_stub_df_5): Macro-ified.
12563 (__mips16_call_stub_df_2): Macro-ified.
12564 (__mips16_call_stub_df_6): Macro-ified.
12565 (__mips16_call_stub_df_9): Macro-ified.
12566 (__mips16_call_stub_df_10): Macro-ified.
12567 (__mips16_call_stub_sc_0): New.
12568 (__mips16_call_stub_sc_1): New.
12569 (__mips16_call_stub_sc_5): New.
12570 (__mips16_call_stub_sc_2): New.
12571 (__mips16_call_stub_sc_6): New.
12572 (__mips16_call_stub_sc_9): New.
12573 (__mips16_call_stub_sc_10): New.
12574 (__mips16_call_stub_dc_0): New.
12575 (__mips16_call_stub_dc_1): New.
12576 (__mips16_call_stub_dc_5): New.
12577 (__mips16_call_stub_dc_2): New.
12578 (__mips16_call_stub_dc_6): New.
12579 (__mips16_call_stub_dc_9): New.
12580 (__mips16_call_stub_dc_10): New.
12582 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12583 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12584 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12586 2007-05-23 Ian Lance Taylor <iant@google.com>
12588 * doc/invoke.texi (Invoking GCC): Document that the order of the
12591 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12594 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12595 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12596 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12600 * config/score/score.c (score_print_operand): Make sure that only
12601 lower bits are used.
12603 2007-05-22 Ian Lance Taylor <iant@google.com>
12605 * tree-vrp.c (avoid_overflow_infinity): New static function,
12606 broken out of set_value_range_to_value.
12607 (set_value_range_to_value): Call avoid_overflow_infinity.
12608 (extract_range_from_assert): Likewise.
12610 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12612 PR middle-end/31095
12613 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12614 change the type before looking for a COMPOUND_EXPR.
12616 2007-05-22 Ian Lance Taylor <iant@google.com>
12618 * lower-subreg.c (decompose_multiword_subregs): If we change an
12619 insn, call remove_retval_note on it.
12621 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12623 * regs.h (end_hard_regno): New function.
12624 (END_HARD_REGNO, END_REGNO): New macros.
12625 (add_to_hard_reg_set): New function.
12626 (remove_from_hard_reg_set): Likewise.
12627 (in_hard_reg_set_p): Likewise.
12628 (overlaps_hard_reg_set_p): Likewise.
12629 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12630 (note_btr_set): Use END_HARD_REGNO.
12631 * caller-save.c (setup_save_areas): Use end_hard_regno.
12632 (mark_set_regs): Use END_HARD_REGNO.
12633 (add_stored_regs): Use end_hard_regno.
12634 (mark_referenced_regs): Use add_to_hard_reg_set.
12635 * combine.c (update_table_tick): Use END_REGNO.
12636 (record_value_for_reg): Likewise.
12637 (record_dead_and_set_regs): Likewise.
12638 (get_last_value_validate): Likewise.
12639 (use_crosses_set_p): Likewise.
12640 (reg_dead_at_p_1): Likewise.
12641 (reg_dead_at_p): Likewise.
12642 (mark_used_regs_combine): Use add_to_hard_reg_set.
12643 (move_deaths): Use END_HARD_REGNO.
12644 (reg_bitfield_target_p): Use end_hard_regno.
12645 (distribute_notes): Use END_HARD_REGNO.
12646 * cse.c (mention_regs): Use END_REGNO.
12647 (insert): Use add_to_hard_reg_set.
12648 (invalidate): Use END_HARD_REGNO.
12649 (invalidate_for_call): Likewise.
12650 (exp_equiv_p): Use END_REGNO.
12651 (cse_insn): Likewise.
12652 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12653 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12654 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12655 * function.c (keep_stack_depressed): Use end_hard_regno.
12656 * global.c (global_alloc): Use end_hard_regno.
12657 (global_conflicts): Use add_to_hard_reg_set instead of
12659 (find_reg): Likewise.
12660 (mark_reg_store): Likewise.
12661 (mark_reg_conflicts): Likewise.
12662 (mark_reg_death): Use remove_from_hard_reg_set.
12663 (mark_reg_live_nc): Delete.
12664 (set_preference): Use end_hard_regno.
12665 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12666 remove_from_hard_reg_set.
12667 (post_mark_life): Use add_to_hard_reg_set.
12668 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12669 (reg_becomes_live): Use add_to_hard_reg_set.
12670 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12671 (peep2_find_free_register): Use add_to_hard_reg_set.
12672 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12673 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12674 * regrename.c (note_sets): Use add_to_hard_reg_set.
12675 (clear_dead_regs): Use remove_from_hard_reg_set.
12676 (regrename_optimize): Use add_to_hard_reg_set.
12677 (find_oldest_value_reg): Use in_hard_reg_set_p.
12678 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12679 (hard_reg_set_here_p): Use end_hard_regno.
12680 (decompose): Likewise.
12681 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12682 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12683 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12684 (mark_home_live): Use end_hard_regno.
12685 (spill_hard_reg): Likewise.
12686 (clear_reload_reg_in_use): Likewise.
12687 * reorg.c (delete_prior_computation): Use END_REGNO.
12688 * resource.c (update_live_status): Use END_HARD_REGNO.
12689 (mark_referenced_resources): Use add_to_hard_reg_set.
12690 (mark_set_resources): Likewise.
12691 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12692 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12693 (reg_overlap_mentioned_p): Likewise.
12694 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12695 (covers_regno_no_parallel_p): Use END_REGNO.
12696 (find_regno_note): Likewise.
12697 (find_reg_fusage): Use END_HARD_REGNO.
12698 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12699 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12701 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12703 * mode-switching.c (reg_dies): Change type of second argument to
12705 (optimize_mode_switching): Update accordingly.
12707 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12709 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12711 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12712 (hard_reg_set_empty_p): ...these new functions.
12713 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12714 GO_IF_HARD_REG_SUBSET.
12715 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12716 instead of GO_IF_HARD_REG_EQUAL.
12717 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12718 instead of GO_IF_HARD_REG_EQUAL.
12719 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12720 GO_IF_HARD_REG_SUBSET.
12721 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12722 GO_IF_HARD_REG_EQUAL.
12723 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12724 of GO_IF_HARD_REG_SUBSET.
12725 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12726 instead of GO_IF_HARD_REG_EQUAL.
12727 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12728 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12729 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12730 of GO_IF_HARD_REG_SUBSET,
12731 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12732 GO_IF_HARD_REG_SUBSET.
12733 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12734 instead of GO_IF_HARD_REG_EQUAL.
12735 * config/sh/sh.c (push_regs, calc_live_regs): Use
12736 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12737 (hard_regs_intersect_p): Delete.
12739 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12741 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12743 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12744 Richard Henderson <rth@redhat.com>
12746 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12748 (x86_64-*-*): Likewise.
12750 * i386/i386-modes.def (V2QI): New.
12752 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12754 (override_options): Support SSE4.1.
12755 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12756 (IX86_BUILTIN_BLENDPS): Likewise.
12757 (IX86_BUILTIN_BLENDVPD): Likewise.
12758 (IX86_BUILTIN_BLENDVPS): Likewise.
12759 (IX86_BUILTIN_PBLENDVB128): Likewise.
12760 (IX86_BUILTIN_PBLENDW128): Likewise.
12761 (IX86_BUILTIN_DPPD): Likewise.
12762 (IX86_BUILTIN_DPPS): Likewise.
12763 (IX86_BUILTIN_INSERTPS128): Likewise.
12764 (IX86_BUILTIN_MOVNTDQA): Likewise.
12765 (IX86_BUILTIN_MPSADBW128): Likewise.
12766 (IX86_BUILTIN_PACKUSDW128): Likewise.
12767 (IX86_BUILTIN_PCMPEQQ): Likewise.
12768 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12769 (IX86_BUILTIN_PMAXSB128): Likewise.
12770 (IX86_BUILTIN_PMAXSD128): Likewise.
12771 (IX86_BUILTIN_PMAXUD128): Likewise.
12772 (IX86_BUILTIN_PMAXUW128): Likewise.
12773 (IX86_BUILTIN_PMINSB128): Likewise.
12774 (IX86_BUILTIN_PMINSD128): Likewise.
12775 (IX86_BUILTIN_PMINUD128): Likewise.
12776 (IX86_BUILTIN_PMINUW128): Likewise.
12777 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12778 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12779 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12780 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12781 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12782 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12783 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12784 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12785 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12786 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12787 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12788 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12789 (IX86_BUILTIN_PMULDQ128): Likewise.
12790 (IX86_BUILTIN_PMULLD128): Likewise.
12791 (IX86_BUILTIN_ROUNDPD): Likewise.
12792 (IX86_BUILTIN_ROUNDPS): Likewise.
12793 (IX86_BUILTIN_ROUNDSD): Likewise.
12794 (IX86_BUILTIN_ROUNDSS): Likewise.
12795 (IX86_BUILTIN_PTESTZ): Likewise.
12796 (IX86_BUILTIN_PTESTC): Likewise.
12797 (IX86_BUILTIN_PTESTNZC): Likewise.
12798 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12799 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12800 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12801 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12802 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12803 (bdesc_ptest): New.
12804 (bdesc_sse_3arg): Likewise.
12805 (bdesc_2arg): Likewise.
12806 (bdesc_1arg): Likewise.
12807 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12809 (ix86_expand_sse_4_operands_builtin): New.
12810 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12811 smaller than 8 bits as the 2nd arg.
12812 (ix86_expand_sse_ptest): New.
12813 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12814 (ix86_expand_vector_set): Support SSE4.1.
12815 (ix86_expand_vector_extract): Likewise.
12817 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12818 __SSE4_1__ for -msse4.1.
12820 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12821 (UNSPEC_INSERTPS): Likewise.
12822 (UNSPEC_DP): Likewise.
12823 (UNSPEC_MOVNTDQA): Likewise.
12824 (UNSPEC_MPSADBW): Likewise.
12825 (UNSPEC_PHMINPOSUW): Likewise.
12826 (UNSPEC_PTEST): Likewise.
12827 (UNSPEC_ROUNDP): Likewise.
12828 (UNSPEC_ROUNDS): Likewise.
12830 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12832 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12833 (const_pow2_1_to_32768_operand): Likewise.
12835 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12838 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12840 (sse4_1_insertps): Likewise.
12841 (*sse4_1_extractps): Likewise.
12842 (sse4_1_ptest): Likewise.
12843 (sse4_1_mulv2siv2di3): Likewise.
12844 (*sse4_1_mulv4si3): Likewise.
12845 (*sse4_1_smax<mode>3): Likewise.
12846 (*sse4_1_umax<mode>3): Likewise.
12847 (*sse4_1_smin<mode>3): Likewise.
12848 (*sse4_1_umin<mode>3): Likewise.
12849 (sse4_1_eqv2di3): Likewise.
12850 (*sse4_1_pinsrb): Likewise.
12851 (*sse4_1_pinsrd): Likewise.
12852 (*sse4_1_pinsrq): Likewise.
12853 (*sse4_1_pextrb): Likewise.
12854 (*sse4_1_pextrb_memory): Likewise.
12855 (*sse4_1_pextrw_memory): Likewise.
12856 (*sse4_1_pextrq): Likewise.
12857 (sse4_1_blendpd): Likewise.
12858 (sse4_1_blendps): Likewise.
12859 (sse4_1_blendvpd): Likewise.
12860 (sse4_1_blendvps): Likewise.
12861 (sse4_1_dppd): Likewise.
12862 (sse4_1_dpps): Likewise.
12863 (sse4_1_movntdqa): Likewise.
12864 (sse4_1_mpsadbw): Likewise.
12865 (sse4_1_packusdw): Likewise.
12866 (sse4_1_pblendvb): Likewise.
12867 (sse4_1_pblendw): Likewise.
12868 (sse4_1_phminposuw): Likewise.
12869 (sse4_1_extendv8qiv8hi2): Likewise.
12870 (*sse4_1_extendv8qiv8hi2): Likewise.
12871 (sse4_1_extendv4qiv4si2): Likewise.
12872 (*sse4_1_extendv4qiv4si2): Likewise.
12873 (sse4_1_extendv2qiv2di2): Likewise.
12874 (*sse4_1_extendv2qiv2di2): Likewise.
12875 (sse4_1_extendv4hiv4si2): Likewise.
12876 (*sse4_1_extendv4hiv4si2): Likewise.
12877 (sse4_1_extendv2hiv2di2): Likewise.
12878 (*sse4_1_extendv2hiv2di2): Likewise.
12879 (sse4_1_extendv2siv2di2): Likewise.
12880 (*sse4_1_extendv2siv2di2): Likewise.
12881 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12882 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12883 (sse4_1_zero_extendv4qiv4si2): Likewise.
12884 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12885 (sse4_1_zero_extendv2qiv2di2): Likewise.
12886 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12887 (sse4_1_zero_extendv4hiv4si2): Likewise.
12888 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12889 (sse4_1_zero_extendv2hiv2di2): Likewise.
12890 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12891 (sse4_1_zero_extendv2siv2di2): Likewise.
12892 (*sse4_1_zero_extendv2siv2di2): Likewise.
12893 (sse4_1_roundpd): Likewise.
12894 (sse4_1_roundps): Likewise.
12895 (sse4_1_roundsd): Likewise.
12896 (sse4_1_roundss): Likewise.
12897 (mulv4si3): Don't expand for SSE4.1.
12898 (smax<mode>3): Likewise.
12899 (umaxv4si3): Likewise.
12900 (uminv16qi3): Likewise.
12901 (umin<mode>3): Likewise.
12902 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12904 * doc/extend.texi: Document SSE4.1 built-in functions.
12906 * doc/invoke.texi: Document -msse4.1.
12908 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12910 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12911 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12912 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12913 (ASM_SPEC): Add asm_pcrel_spec.
12914 (EXTRA_SPECS): Add asm_pcrel_spec.
12916 2007-05-21 David Daney <ddaney@avtrex.com>
12918 * doc/install.texi (Building a cross compiler): Add requirements
12919 for Java cross compiler.
12921 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12923 PR middle-end/31995
12924 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12925 Add loopno argument. Use evolution_function_is_invariant_rec_p
12926 instead of evolution_function_is_constant_p.
12927 Update calls to evolution_function_is_affine_multivariate_p.
12928 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12929 Add loopno argument.
12930 * tree-scalar-evolution.c (gather_chrec_stats): Call
12931 evolution_function_is_affine_multivariate_p with a loop
12933 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12934 (analyze_overlapping_iterations): Likewise.
12935 (access_functions_are_affine_or_constant_p): Likewise.
12936 (build_classic_dist_vector_1): If the access functions
12937 are equal, don't do anything.
12939 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12940 Paolo Carlini <pcarlini@suse.de>
12941 Uros Bizjak <ubizjak@gmail.com>
12943 * c-cppbuiltin.c (c_cpp_builtins): Define
12944 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12945 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12946 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12947 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12949 2007-05-21 Mike Stump <mrs@apple.com>
12951 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12953 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12955 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12957 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12958 implementation if __OPTIMIZE__ is not defined.
12959 (_mm_alignr_pi8): Ditto.
12960 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12961 (_mm_inserti_si64): Ditto.
12962 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12963 (_mm_slli_epi16): Ditto.
12964 (_mm_slli_epi32): Ditto.
12965 (_mm_slli_epi64): Ditto.
12966 (_mm_srai_epi16): Ditto.
12967 (_mm_srai_epi32): Ditto.
12968 (_mm_srli_si128): Ditto.
12969 (_mm_slli_si128): Ditto.
12970 (_mm_srli_epi16): Ditto.
12971 (_mm_srli_epi32): Ditto.
12972 (_mm_srli_epi64): Ditto.
12973 (_mm_extract_epi16): Ditto.
12974 (_mm_insert_epi16): Ditto.
12975 (_mm_shufflehi_epi16): Ditto.
12976 (_mm_shufflelo_epi16): Ditto.
12977 (_mm_shuffle_epi32): Ditto.
12978 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12979 (_m_pextrw): Ditto.
12980 (_mm_insert_pi16): Ditto.
12981 (_m_pinsrw): Ditto.
12982 (_mm_shuffle_pi16): Ditto.
12983 (_m_pshufw): Ditto.
12984 (_mm_shufle_ps): Ditto.
12985 (_mm_prefetch): Ditto.
12987 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12989 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12990 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12991 * real.c (encode_i370_single, decode_i370_single,
12992 encode_i370_double, decode_i370_double): Functions removed.
12993 (i370_single_format, i370_double_format): Initializations removed.
12994 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12995 Consider the log2_b field to always be one.
12996 (ieee_single_format, mips_single_format, coldfire_single_format,
12997 ieee_double_format, mips_double_format, coldfire_double_format,
12998 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12999 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13000 ibm_extended_format, mips_extended_format, ieee_quad_format,
13001 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13002 decimal_single_format, decimal_double_format, decimal_quad_format,
13003 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13004 initialization of log2_b.
13005 * real.h (i370_single_format, i370_double_format): Declarations
13007 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13008 field to always be one.
13010 2007-05-21 Andreas Schwab <schwab@suse.de>
13012 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13013 NOTE_INSN_BASIC_BLOCK_P.
13014 (process_for_unwind_directive): Likewise.
13016 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13018 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13019 * function.h (struct function): Move va_list_gpr_size,
13020 va_list_fpr_size, function_frequency to front of bitfields. Add
13022 (current_function_calls_unwind_init): New.
13023 * except.c (expand_builtin_unwind_init): Set
13024 current_function_calls_unwind_init not
13025 current_function_has_nonlocal_label.
13026 * reload1.c (has_nonexceptional_receiver): New.
13027 (reload): Use it and current_function_calls_unwind_init to
13028 determine whether call-saved regs must be saved.
13030 2007-05-20 Jan Hubicka <jh@suse.cz>
13032 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13033 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13034 * ddg.c (create_ddg): LIkewise.
13035 * final.c (final): Remove hunk moving line number notes around since
13036 they are no longer present at this stage.
13037 (final_scan_insn): Use NOTE_KIND instead of
13038 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13039 (output_asm_label): Likewise.
13040 * reorg.c (dbr_schedule): Likewise.
13041 * haifa-sched.c (unlink_other_notes): Likewise.
13042 * mode-switching.c (optimize_mode_switching): Likewise.
13043 * graph.c (start_bb): Likewise.
13044 * rtl.def (NOTE): Update description.
13045 * jump.c (squeeze_notes): Delete.
13046 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13047 NOTE_INSN_BASIC_BLOCK_P when possible.
13048 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13049 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13050 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13051 (dwarf2out_var_location): Likewise.
13052 * cfgbuild.c (make_edges): Likewise.
13053 (find_basic_blocks_1): Likewise.
13054 * function.c (reorder_blocks_1): Likewise.
13055 (epilogue_done): Likewise.
13056 (reposition_prologue_and_epilogue_notes): Likewise.
13057 * print-rtl.c (print_rtx): Likewise; drop code for printing
13059 (print_rtl): Likewise.
13060 (print_rtl_single): Likewise.
13061 * gcse.c (insert_insn_start_bb): Likewise.
13062 * alias.c (init_alias_analysis): Likewise.
13063 * calls.c (fixup_tail_calls): Likewise.
13064 * except.c (sjlj_emit_function_enter): Likewise.
13065 * emit-rtl.c (add_insn_after): Likeiwse.
13066 (emit_label_before): Likewise.
13067 (emit_label_after): Likewise.
13068 (emit_note_before, emit_note_after, emit_note): Update
13069 parameter to be enum insn_note; do not deal with source
13071 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13072 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13074 (merge_blocks_move_successor_nojumps): Simplify now when
13075 we don't have BLOCK notes.
13076 (try_optimize_cfg): Likewise.
13077 * cfglayout.c (skip_insns_after_block): Likewise.
13078 (record_effective_endpoints): Likewise.
13079 (duplicate_insn_chain): Likewise.
13080 * varasm.c (output_constant_pool_1): Likewise.
13081 * sched-deps.c (sched_analyze): Likewise.
13082 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13084 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13085 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13086 (SET_INSN_DELETED): Simplify.
13087 (NOTE_LINE_NUMBER): Exterminate.
13088 (NOTE_LINE_KIND): New.
13089 (NOTE_INSN_BASIC_BLOCK_P): Update.
13090 (enum insn_note): Simplify.
13091 (GET_NOTE_INSN_NAME) Simplify.
13092 (emit_note_before, emit_note_after, emit_note): Update prototype.
13093 (squeeze_notes): Remove.
13094 * sched-int.h (NOTE_NOT_BB_P): Update.
13095 * resource.c (mark_target_live_regs): Update.
13096 * sched-rgn.c (debug_dependencies): Update.
13097 * sched-vis.c (print_insn): Update.
13098 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13099 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13100 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13101 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13102 (split_branches): Update.
13103 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13105 (sh_adjust_unroll_max): Exterminate.
13106 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13107 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13108 (m68hc11_reorg): Likewise.
13109 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13110 (emit_predicate_relation_info): Update.
13111 (process_for_unwind_directive): Update.
13112 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13113 (output_call): Update.
13114 * config/pa/pa.c (output_lbranch): Update.
13115 (output_millicode_call): Update.
13116 (output_call): Update.
13117 (pa_combine_instructions): Update.
13118 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13119 * config/bfin/bfin.c (gen_one_bundle): Update.
13120 * cfgrtl.c (can_delete_note_p): Update.
13121 (delete_insn): Update.
13122 (rtl_merge_blocks): Update.
13123 (commit_one_edge_insertion): Update.
13124 (rtl_verify_flow_info): Update.
13125 * stmt.c (expand_case): Do not call squeeze_notes.
13127 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13134 * c.opt (Wtype-limits): New.
13135 * doc/invoke.texi (Wtype-limits): Document it.
13136 (Wextra): Enabled by -Wextra.
13137 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13138 * c-common.c (shorten_compare): Warn with Wtype-limits.
13140 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13142 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13143 inlined function, not as a macro.
13144 (_mm_alignr_pi8): Ditto.
13145 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13146 (_mm_inserti_si64): Ditto.
13147 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13148 (_mm_extract_epi16): Ditto.
13149 (_mm_insert_epi16): Ditto.
13150 (_mm_shufflehi_epi16): Ditto.
13151 (_mm_shufflelo_epi16): Ditto.
13152 (_mm_shuffle_epi32): Ditto.
13153 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13154 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13156 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13158 (_m_to_float): Use C89 compatible assignment.
13160 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13163 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13165 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13168 * doc/invoke.texi (Wreturn-type): Complete description.
13169 (Wextra): Delete item about return-type warning.
13170 * c-decl.c: Delete redundant Wextra warning.
13172 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13175 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13176 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13177 inlined function, not as a macro.
13178 (_mm_prefetch): Ditto.
13179 (_m_pextrw): Ditto.
13180 (_mm_insert_pi16): Ditto.
13181 (_m_pinsrw): Ditto.
13182 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13183 (_m_pshufw): Ditto. Add const to __N argument.
13184 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13185 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13186 (_mm_slli_epi32): Ditto.
13187 (_mm_srli_si128): Implement as always inlined function, not as a
13188 macro. Add __inline to function declaration.
13189 (_mm_slli_si128): Ditto.
13191 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13193 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13194 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13196 (struct fenv): New structure.
13197 (FP_HANDLE_EXCEPTIONS): New define.
13198 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13199 (_FP_DECL_EXP): New define.
13200 (FP_INIT_ROUNDMODE): New define.
13201 (FP_ROUNDMODE): New define.
13203 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13205 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13206 (Wconversion): Update description.
13207 (Wconversion-sign): New.
13208 * c.opt (Wconversion-sign): New.
13209 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13210 means disabled for C++. Otherwise, take the status of Wconversion.
13211 * c-common.c (conversion_warning): Warn with either Wconversion or
13213 (warnings_for_convert_and_check): Conditions are already checked by
13214 conversion_warning.
13215 (convert_and_check): Don't check warnings if the conversion failed.
13217 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13218 Anatoly Sokolov <aesok@dol.ru>
13220 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13221 avr_epilogue_uses) : Add declaration.
13222 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13223 * config/avr/constraints.md (R): New constraint.
13224 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13225 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13226 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13227 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13228 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13229 call_prologue_saves, epilogue_restores, return_from_epilogue,
13230 return_from_main_epilogue, return_from_interrupt_epilogue,
13231 return_from_naked_epilogue, prologue, epilogue): New patterns.
13232 (jump): Handle symbol reference.
13233 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13234 avr_output_function_prologue, avr_output_function_epilogue): Remove
13236 (avr_init_machine_status, expand_prologue, expand_epilogue,
13237 avr_asm_function_end_prologue, avr_epilogue_uses,
13238 avr_asm_function_begin_epilogue): New functions.
13239 (prologue_size, epilogue_size, jump_tables_size): Remove global
13241 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13242 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13243 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13244 (avr_override_options): Initialise init_machine_status.
13245 (output_movhi): Handle all stack pointer loads.
13246 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13247 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13248 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13249 (EPILOGUE_USES) Redefine.
13250 (machine_function) Declare.
13252 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13254 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13255 Use a single return statement.
13257 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13259 PR middle-end/30250
13260 * builtins.c (do_mpfr_lgamma_r): New.
13261 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13262 * tree.h (CASE_FLT_FN_REENT): New.
13264 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13266 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13267 (output_die): Use 'unsigned long' with %x.
13268 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13269 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13270 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13272 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13274 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13279 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13280 true if function has no argument.
13282 2007-05-18 DJ Delorie <dj@redhat.com>
13284 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13285 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13287 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13289 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13290 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13291 count_trailing_zeros.
13292 (__i386__): Implement count_leading_zeros using __builtin_clz().
13293 Implement count_trailing_zeros usign __builtin_ctz().
13295 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13297 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13299 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13301 PR middle-end/31344
13302 * expr.c (emit_move_change_mode): Change mode of push operands here.
13304 2007-05-17 Ian Lance Taylor <iant@google.com>
13306 PR tree-optimization/31953
13307 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13308 Change all callers.
13309 (set_value_range_to_null): Call set_value_range_to_value.
13310 (extract_range_from_comparison): Likewise.
13312 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13314 * toplev.c (print_version): Output GMP/MPFR version info.
13316 * builtins.c (CASE_MATHFN_REENT): New macro.
13317 (mathfn_built_in): Use it.
13318 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13319 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13320 BUILT_IN_LGAMMAL_R): New.
13321 * doc/extend.texi: Document new builtins.
13323 PR middle-end/31796
13324 * builtins.c (do_mpfr_remquo): New.
13325 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13326 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13328 PR middle-end/30251
13329 * builtins.c (fold_builtin_1): Handle y0, y1.
13330 (fold_builtin_2): Handle yn.
13332 PR middle-end/30251
13333 * builtins.c (do_mpfr_bessel_n): New.
13334 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13335 (fold_builtin_2): Handle BUILT_IN_JN.
13337 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13340 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13341 TYPE_PRECISION (intmax_type_node).
13343 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13346 * reload.c (subst_reloads): Remove checking.
13348 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13350 PR rtl-optimization/31691
13351 * combine.c (simplify_set): Build a new src pattern instead of
13352 substituting its operands in the COMPARE case.
13354 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13356 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13357 (execute_vrp): Preserve loops through jump threading.
13358 * tree-ssa-threadupdate.c (thread_single_edge,
13359 dbds_continue_enumeration_p, determine_bb_domination_status,
13360 thread_through_loop_header): New functions.
13361 (create_edge_and_update_destination_phis,
13362 create_edge_and_update_destination_phis): Set loops for the new blocks.
13363 (prune_undesirable_thread_requests): Removed.
13364 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13366 (thread_block): Do not call prune_undesirable_thread_requests.
13368 (mark_threaded_blocks): Select edges to thread here.
13369 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13370 Thread edges through loop headers independently.
13371 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13372 * tree-pass.h (TODO_mark_first_instance): New.
13373 (first_pass_instance): Declare.
13374 * cfghooks.c (duplicate_block): Put the block to the original loop
13375 if copy is not specified.
13376 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13377 jump threading. Pass may_peel_loop_headers to
13378 thread_through_all_blocks according to first_pass_instance.
13379 * cfgloop.h (create_preheader): Declare.
13380 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13381 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13382 * passes.c (first_pass_instance): New variable.
13383 (next_pass_1): Set TODO_mark_first_instance.
13384 (execute_todo): Set first_pass_instance.
13386 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13388 PR tree-optimization/24659
13389 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13390 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13391 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13392 OTI_vec_pack_ufix_trunc.
13393 (vec_unpacks_float_hi_optab): Define new macro.
13394 (vec_unpacks_float_lo_optab): Ditto.
13395 (vec_unpacku_float_hi_optab): Ditto.
13396 (vec_unpacku_float_lo_optab): Ditto.
13397 (vec_pack_sfix_trunc_optab): Ditto.
13398 (vec_pack_ufix_trunc_optab): Ditto.
13399 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13400 and vec_pack_[s|u]fix_trunc_optab using
13401 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13402 * tree-vectorizer.c (supportable_widening_operation): Handle
13403 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13404 (supportable_narrowing_operation): New function.
13405 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13406 * tree-vect-transform.c (vectorizable_conversion): Handle
13407 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13408 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13409 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13410 to check for target support.
13411 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13412 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13413 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13414 for VEC_PACK_FIX_TRUNC_EXPR.
13415 (expand_binop): Special case mode of the result for
13416 vec_pack_[u|s]fix_trunc_optab.
13417 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13418 vec_pack_[u|s]fix_trunc_optab.
13420 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13421 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13422 * tree-pretty-print.c (dump_generic_node): Handle
13423 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13424 VEC_PACK_FIX_TRUNC_EXPR.
13426 * expr.c (expand_expr_real_1): Ditto.
13427 * tree-inline.c (estimate_num_insns_1): Ditto.
13428 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13430 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13431 (vec_unpacks_float_lo_v8hi): Ditto.
13432 (vec_unpacku_float_hi_v8hi): Ditto.
13433 (vec_unpacku_float_lo_v8hi): Ditto.
13434 (vec_unpacks_float_hi_v4si): Ditto.
13435 (vec_unpacks_float_lo_v4si): Ditto.
13436 (vec_pack_sfix_trunc_v2df): Ditto.
13438 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13440 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13441 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13442 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13443 [vec_pack_ufix_trunc]: Ditto.
13444 [vec_unpacks_float_hi]: Ditto.
13445 [vec_unpacks_float_lo]: Ditto.
13446 [vec_unpacku_float_hi]: Ditto.
13447 [vec_unpacku_float_lo]: Ditto.
13449 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13451 * soft-fp/README: Update for new files.
13452 * soft-fp/floattisf.c: New file.
13453 * soft-fp/floattidf.c: New file.
13454 * soft-fp/floattitf.c: New file.
13455 * soft-fp/floatuntisf.c: New file.
13456 * soft-fp/floatuntidf.c: New file.
13457 * soft-fp/floatuntitf.c: New file.
13458 * soft-fp/fixsfti.c: New file.
13459 * soft-fp/fixdfti.c: New file.
13460 * soft-fp/fixtfti.c: New file.
13461 * soft-fp/fixunssfti.c: New file.
13462 * soft-fp/fixunsdfti.c: New file.
13463 * soft-fp/fixunstfti.c: New file.
13464 * soft-fp/extendxftf.c: New file.
13465 * soft-fp/trunctfxf.c: New file.
13467 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13468 (__trunctfxf2): Ditto.
13470 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13471 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13472 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13473 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13474 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13475 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13477 * config/i386/t-fprules-softfp64: New file.
13478 * config/i386/sfp-machine.h: New file.
13479 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13480 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13481 and soft-fp/t-softfp to tmake_file.
13482 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13483 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13485 * config/i386/t-linux64 (softfp_wrap_start): New.
13486 (softfp_wrap_end): New.
13487 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13488 supported for TARGET_64BIT.
13490 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13492 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13493 c_common_unsigned_type behavior.
13495 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13497 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13500 2007-05-16 Eric Christopher <echristo@apple.com>
13502 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13503 saving after stack push. Set sp_offset whenever we push.
13504 (rs6000_emit_epilogue): Move altivec register restore before
13507 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13509 * configure.ac: Allow sysroots to be relocated under $prefix as
13510 well as $exec_prefix.
13511 * configure: Regenerate.
13513 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13517 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13519 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13520 (gcc_tooldir): Likewise.
13521 * configure: Regenerate.
13522 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13523 old configure.ac gcc_tooldir setting.
13524 (prefix_to_exec_prefix): New variable.
13525 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13526 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13528 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13530 * c-typeck.c (build_binary_op): Return early for error.
13532 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13534 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13535 struct nb_iter_bound.
13536 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13537 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13538 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13539 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13540 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13541 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13542 (del_scev_info): Use ggc_free.
13543 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13544 * loop-init.c: Include ggc.h.
13545 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13546 (loop_optimizer_finalize): Use ggc_free.
13547 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13548 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13549 pass_iv_optimize): Add TODO_ggc_collect.
13550 * function.h (struct function): Remove skip marker from
13552 * cfgloop.c: Include ggc.h.
13553 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13555 (establish_preds): Vector superloops is gc allocated.
13556 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13558 (flow_loops_find): Vector larray is gc allocated.
13559 (loop_exit_free): Use ggc_free.
13560 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13561 that head of exits list is now not a part of struct loop.
13562 (record_loop_exits): Allocate exits table in gc memory.
13563 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13564 that head of exits list is now not a part of struct loop.
13565 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13566 struct loop_exit): Add GTY marker.
13567 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13568 Add skip marker to aux field. Make head of exits list a separate
13570 (struct loops): Add GTY marker. Make larray vector gc allocated.
13571 Add param marker to exits table.
13572 (get_loops): Type changed.
13573 * Makefile.in (tree-scalar-evolution.o): Add
13574 gt-tree-scalar-evolution.h dependency.
13575 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13576 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13577 * basic-block.h (struct basic_block_def): Remove skip marker from
13580 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13582 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13583 of 0 in the call to expand_expr().
13584 (expand_builtin_mathfn_3): Ditto.
13585 (expand_builtin_interclass_mathfn): Ditto.
13586 (expand_builtin_cexpi): Ditto.
13587 (expand_builtin_int_roundingfn): Ditto.
13588 (expand_builtin_int_roundingfn_2): Ditto.
13589 (expand_builtin_pow): Ditto.
13590 (expand_builtin_powi): Ditto.
13591 (expand_builtin_bswap): Ditto.
13592 (expand_builtin_unop): Ditto.
13593 (expand_builtin_fabs): Ditto.
13594 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13595 the call to expand_expr().
13596 (expand_builtin_sync_operation): Ditto.
13597 (expand_builtin_compare_and_swap): Ditto.
13598 (expand_builtin_lock_test_and_set): Ditto.
13599 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13600 instead of 0 in the call to expand_expr().
13601 (expand_builtin_extract_return_addr): Ditto.
13602 (expand_builtin_eh_return): Ditto.
13603 (expand_eh_return): Ditto.
13604 * explow.c (expr_size): Ditto.
13605 * expr.c (optimize_bitfield_assignment_op): Ditto.
13606 (expand_assignement): Ditto.
13607 (store_expr): Ditto.
13608 (store_field): Ditto.
13609 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13610 the call to expand_expr().
13611 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13612 in the call to expand_expr().
13613 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13614 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13615 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13617 * optabs.c (expand_vec_shift_expr): Ditto.
13618 (expand_vec_cond_expr): Ditto.
13619 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13620 call to expand_expr().
13621 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13622 in the call to expand_expr().
13624 2007-05-14 Dave Korn <dave.korn@artimi.com>
13626 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13628 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13630 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13631 instead of c_common_unsigned_type.
13632 (c_common_unsigned_type): Remove.
13633 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13634 c_common_unsigned_type.
13635 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13636 c_common_unsigned_type.
13637 * c-common.h (c_common_unsigned_type): Remove.
13638 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13639 c_common_unsigned_type.
13640 * c-format.c (check_format_types): Use unsigned_type_for instead of
13641 c_common_unsigned_type.
13642 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13643 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13644 of c_common_unsigned_type.
13645 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13646 lang_hooks.types.unsigned_type.
13647 * expmed.c (make_tree): Use unsigned_type_for instead of
13648 lang_hooks.types.unsigned_type.
13649 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13650 lang_hooks.types.unsigned_type.
13651 (build_range_check): Likewise.
13652 (fold_unary): Likewise.
13653 (fold_binary): Likewise.
13654 (fold_ternary): Likewise.
13655 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13656 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13657 * tree.c (get_unsigned_type): New.
13658 (unsigned_type_for): Use get_unsigned_type instead of
13659 lang_hooks.types.unsigned_type.
13661 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13663 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13664 to m68k_get_function_kind. Update its prototype.
13665 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13667 (m68k_interrupt_function_p): Return enum m68k_function_type
13668 instead of bool. Rename to m68k_get_function_kind.
13669 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13670 target is not fido.
13671 (m68k_compute_frame_layout): Don't mark any register for save
13672 if an interrupt_thread attribute is specified.
13673 (m68k_hard_regno_rename_ok): Update a use of
13674 m68k_interrupt_function_p.
13675 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13676 m68k_interrupt_function_p.
13677 (m68k_function_type): New.
13678 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13679 for a function with an interrupt_thread attribute.
13680 * doc/extend.texi: Document the interrupt_thread attribute.
13682 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13684 Fix PR tree-optimization/31911
13685 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13686 if they didn't change the expression.
13688 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13690 * tree-scalar-evolution.c (resolve_mixers): Exported.
13691 * tree-scalar-evolution.h (resolve_mixers): Declare.
13692 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13693 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13694 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13695 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13696 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13697 strip_conversion, analyze_offset_expr, address_analysis,
13698 object_analysis, analyze_offset): Removed.
13699 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13700 split_constant_offset, canonicalize_base_object_address,
13701 object_address_invariant_in_loop_p, disjoint_objects_p,
13702 dr_may_alias_p, dr_address_invariant_p): New functions.
13703 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13704 and dr_analyze_alias.
13705 (initialize_data_dependence_relation): Use dr_may_alias_p
13706 and object_address_invariant_in_loop_p.
13707 (compute_self_dependence): Handle the case when
13708 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13709 (find_data_references_in_stmt): Restrict the analysis of data
13710 references to the given loop nest.
13711 (find_data_references_in_loop): Made static. Pass loop nest to
13712 find_data_references_in_stmt.
13713 (compute_data_dependences_for_loop): Use DR_VOPS.
13714 (free_data_ref): Free DR_VOPS.
13715 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13716 (struct innermost_loop_behavior): ... new.
13717 (struct base_object_info): Replaced by ...
13718 (struct indices): ... new.
13719 (struct dr_alias): New.
13720 (enum data_ref_type): Removed.
13721 (struct data_reference): Consist of struct innermost_loop_behavior,
13722 struct indices and struct dr_alias.
13723 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13724 (DR_MEMTAG): Renamed to ...
13725 (DR_SYMBOL_TAG): ... this.
13726 (find_data_references_in_loop): Declaration removed.
13727 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13728 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13729 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13730 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13732 2007-05-13 Revital Eres <eres@il.ibm.com>
13734 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13735 which walks virtual def-use chains to find redundant stores.
13736 (dse_optimize_stmt): Call it.
13738 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13740 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13741 * passes.c (init_optimization_passes): Move pass_jump_bypass
13744 * basic-block.h (bb_has_eh_pred): Fix style issue.
13746 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13748 PR rtl-optimization/31848
13749 * loop-invariant.c (move_invariant_reg): If we move an insn
13750 with a REG_EQUAL note, and that insn is not always executed,
13751 remove the REG_EQUAL note.
13753 2007-05-12 Richard Guenther <rguenther@suse.de>
13755 PR tree-optimization/31797
13756 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13757 propagate into a stmt that has volatile ops.
13759 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13761 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13762 (gcc_tooldir): Likewise.
13763 * configure: Regenerate.
13764 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13765 old configure.ac gcc_tooldir setting.
13766 (prefix_to_exec_prefix): New variable.
13767 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13768 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13770 2007-05-11 Silvius Rus <rus@google.com>
13772 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13773 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13774 * c-common.h (strict_aliasing_warning): Change return type.
13775 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13776 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13777 (build_c_cast): Condition call to strict_aliasing_warning.
13778 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13779 * flags.h (set_Wstrict_aliasing): Declare.
13780 * opts.c (set_Wstrict_alising): Define, add call to.
13781 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13782 * tree-ssa-alias-warnings.c: New file.
13783 * tree-ssa-alias.c (compute_may_aliases): Add call to
13784 strict_aliasing_warning_backend.
13786 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13788 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13789 Use loop_depth and loop_outer accessor functions.
13790 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13791 determine_invariantness_stmt, move_computations_stmt): Ditto.
13792 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13793 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13794 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13795 * tree-scalar-evolution.c (interpret_loop_phi,
13796 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13797 instantiate_parameters_1, scev_const_prop): Ditto.
13798 * cfghooks.c (make_forwarder_block): Ditto.
13799 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13800 * modulo-sched.c (loop_canon_p): Ditto.
13801 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13802 slpeel_can_duplicate_loop_p): Ditto.
13803 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13804 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13805 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13806 cancel_loop, verify_loop_structure): Ditto.
13807 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13808 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13809 superloops vector instead of "pred" array.
13810 (establish_preds): Take father loop as an argument. Initialize the
13812 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13813 Do not initialize loop->outer.
13814 (flow_loop_tree_node_remove): Truncate the superloops vector.
13815 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13816 "pred" merged to "superloops" vector.
13817 (loop_depth, loop_outer): New.
13818 (fel_init): Use loop_outer.
13820 2007-05-11 Jan Hubicka <jh@suse.cz>
13822 * cgraphunit.c: Include gt-cgraphunit.h
13823 (static_ctors, static_dtors): New static vars.
13824 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13825 based on implementation in c-common.c
13826 (cgraph_finalize_function): Call record_cdtor_fn.
13827 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13828 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13829 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13830 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13831 build_cdtor, c_build_cdtor_fns): Remove.
13832 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13833 c_build_cdtor_fns): Remove prototype.
13835 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13838 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13839 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13840 * builtins.c (fold_builtin_memchr): New.
13841 (expand_builtin_memchr): Call the latter.
13842 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13843 * doc/extend.texi ([Other built-in functions provided by GCC]):
13846 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13848 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13849 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13850 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13851 PFPO_OP1_TYPE_SHIFT): Constants added.
13852 (DFP_ALL): Mode macro defined.
13853 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13854 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13855 Insn definitions added.
13856 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13857 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13860 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13862 PR tree-optimization/31885
13863 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13864 NULL_TREE to be undetermined.
13865 (automatically_generated_chrec_p): Return false for NULL.
13867 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13869 * config/bfin/bfin.h (MOVE_RATIO): Define.
13871 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13873 * config.gcc (sparc-wrs-vxworks): New target.
13874 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13875 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13876 * config/sparc/sparc.h: Include vxworks-dummy.h.
13877 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13878 include LABEL_REFs too.
13879 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13880 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13882 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13884 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13885 (sparc_emit_call_insn): New function.
13886 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13887 functions when generating VxWorks PIC.
13888 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13889 (call, call_value): Use sparc_emit_call_insn instead of
13892 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13894 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13896 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13898 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13899 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13900 split_double instead of operand_subword.
13902 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13904 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13905 * config/bfin/bfin.c (bfin_local_alignment): New function.
13906 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13908 2007-05-08 Chao-ying Fu <fu@mips.com>
13910 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13911 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13912 (smsub_widen_optab, umsub_widen_optab): Define.
13913 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13915 * genopinit.c (optabs): Fill in smsub_widen_optab and
13917 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13918 and umsub_widen_optab to implement multiply-subtract sequences.
13919 * config/mips/mips.md (*msac<u>_di): Rename to...
13920 (<u>msubsidi4): ...this. Extend condition to include
13921 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13922 of operand 0 to "ka" and use the three-operand form of msub<u>
13924 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13927 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13929 PR rtl-optimization/28011
13930 * reload.c (push_reload): Set dont_share if IN appears in OUT
13931 also when IN is a PLUS rtx.
13932 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13935 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13937 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13938 call unshare_all_decls.
13939 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13940 (unshare_all_decls): Remove.
13942 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13945 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13948 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13949 Nigel Stephens <nigel@mips.com>
13951 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13952 Update comments and all uses.
13953 (MIN_FPRS_PER_FMT): Define.
13954 * config/mips/mips.c (function_arg): Fix to correctly handle
13955 the -mips32r2 -mfp64 -mabi=32 case.
13956 (override_options): Enable use of odd-numbered registers for
13957 SFmode values on MIPS32.
13958 (mips_save_reg_p): Save whole floating-point register pair if
13959 either half is used.
13960 (compute_frame_size): Fix comment.
13962 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13964 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13965 argument of type bool.
13966 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13967 argument. Safely select temporary P register according to it.
13968 (do_link): Change call site of add_to_reg accordingly.
13969 (do_unlink): Add epilogue_p as a fourth argument and pass it
13971 (expand_interrupt_handler_epilogue): Change call of do_unlink
13973 (bfin_expand_prologue): Add a third argument sibcall_p.
13974 * config/bfin/bfin.md (epilogue): Change call of
13975 bfin_expand_epilogue accordingly.
13976 (sibcall_epilogue): Likewise.
13977 (eh_return_internal): Likewise.
13979 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13980 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13981 * config/bfin/bfin.c (bfin_handle_option): Handle
13982 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13983 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13984 Support bf534, bf536 and bf561.
13985 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13987 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13990 * config/i386/i386.c (ix86_function_regparm): Process local
13991 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13993 2007-05-07 Mike Stump <mrs@apple.com>
13995 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13996 also checks for and while statements in C++.
13998 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14000 * gcc.c (at_file_supplied): New variable.
14001 (main): Set it if we expanded argv.
14002 (do_spec_1): Pass an @-file to the linker if we were called with
14003 an @-file argument and HAVE_GNU_LD.
14004 * collect2.c (at_file_supplied): New variable.
14005 (response_file): New variable.
14006 (collect_exit): Unlink response_file if necessary.
14007 (handler): Likewise.
14008 (do_wait): Likewise.
14009 (main): Set at_file_supplied if we expanded argv.
14010 (collect_execute): Pass an @-file to subprocesses if we were called
14011 with an @-file argument.
14012 * configure.ac: Add define for HAVE_GNU_LD.
14013 * configure: Regenerate.
14014 * config.in: Regenerate.
14016 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14018 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14019 operand to HI mode.
14024 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14026 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14027 (TARGET_ENCODE_SECTION_INFO): Re-define.
14028 (m32c_encode_section_info): New
14029 (function_vector_handler): New
14030 (current_function_special_page_vector): New
14031 (m32c_special_page_vector_p): New.
14032 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14034 * config/m32c/jump.md: Added instruction JSRS for functions
14035 with attribute "function_vector".
14036 * doc/extend.texi (function_vector): Added description
14037 for M16C, M32C targets.
14039 2007-05-07 DJ Delorie <dj@redhat.com>
14042 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14043 ashrpsi3, lshrpsi3): Update shift count constraint.
14045 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14046 Nathan Froyd <froydnj@codesourcery.com>
14049 * c-incpath.c (add_path): Strip trailing path separators.
14051 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14054 Free dominance info before purging EH edges.
14055 (eliminate_degenerate_phis): Likewise.
14056 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14058 2007-05-07 Jan Hubicka <jh@suse.cz>
14060 * gimplify.c (gimplify_expr): Do not crash when folding
14061 (void *)(int)&a + 4.
14063 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14066 * c-opts.c (lang_fortran): Make it non static.
14067 * c-common.h (lang_fortran): New prototype.
14068 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14069 -lang-fortran option was passed by the driver.
14071 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14073 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14074 of ASSERT_CHECKING. Tweak message.
14076 2007-05-06 Revital Eres <eres@il.ibm.com>
14079 * loop-unroll.c (insert_var_expansion_initialization):
14080 Initialize the expansions with -zero instead of +zero.
14082 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14084 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14085 into pic and non-pic versions. Mark r19 as used for
14086 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14087 for tgd_load, tld_load and tie_load .
14088 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14089 version of tgd_load, tld_load and tie_load depending on the
14092 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14093 Jakub Jelinek <jakub@redhat.com>
14095 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14096 (__do_global_dtors_aux): Use more paranoid loop to run
14097 destructors if HIDDEN_DTOR_LIST_END.
14098 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14100 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14102 * varasm.c (align_variable): Don't increase alignment for
14103 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14104 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14106 2007-05-04 Josh Conner <jconner@apple.com>
14108 * basic-block.h (cdi_direction): Assign values to all enumeration
14110 (dom_computed): Remove.
14111 (dom_info_state): New.
14112 (set_dom_info_availability): New.
14113 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14114 walk_data.dom_direction.
14115 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14116 instead of dom_computed[].
14117 (split_edge): Likewise.
14118 (create_basic_block): Likewise.
14119 (merge_blocks): Likewise.
14120 * ifcvt.c (find_if_header): Likewise.
14121 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14122 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14123 * tree-ssa.c (verify_ssa): Likewise.
14124 * tree-cfg.c (tree_verify_flow_info): Likewise.
14125 (remove_edge_and_dominated_blocks): Likewise.
14126 * dominance.c (dom_computed): Make static.
14127 (calc_dfs_tree_nonrec): Change third param to a bool.
14128 (calc_dfs_tree): Change second param to a bool.
14129 (calc_idioms): Change second param to a bool. Use
14130 dom_convert_dir_to_idx.
14131 (init_dom_info): Validate dir before using.
14132 (dom_convert_dir_to_idx): New.
14133 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14134 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14135 (free_dominance_info): Use dom_convert_dir_to_idx.
14136 (get_immediate_dominator): Likewise.
14137 (set_immediate_dominator): Likewise.
14138 (get_dominated_by): Likewise.
14139 (redirect_immediate_dominators): Likewise.
14140 (nearest_common_denominator): Likewise.
14141 (dominated_by_p): Likewise.
14142 (bb_dom_dfs_in): Likewise.
14143 (bb_dom_dfs_out): Likewise.
14144 (recount_dominator): Likewise.
14145 (iterate_fix_dominators): Likewise.
14146 (add_to_dominance_info): Likewise.
14147 (delete_from_dominance_info): Likewise.
14148 (first_dom_son): Likewise.
14149 (next_dom_son): Likewise.
14150 (dom_info_available_p): Likewise.
14151 (dom_info_state): New.
14152 (set_dom_info_availability): New.
14154 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14156 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14158 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14160 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14162 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14163 (subdi3, subdi_carry): Delete.
14165 2007-05-04 Jan Hubicka <jh@suse.cz>
14166 Richard Guenther <rguenther@suse.de>
14168 * opts.c (decode_options): Do not fiddle with inlining
14169 parameters in case of optimizing for size.
14170 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14171 for size do nothing.
14172 (cgraph_decide_inlining_of_small_function): When optimizing for
14173 size never inline functions increasing caller size.
14174 (cgraph_early_inlining): Inline for size when optimizing for size.
14176 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14178 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14179 logical operations piecewise.
14180 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14181 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14182 subdi_sesidi_di): Delete.
14183 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14184 the generated sequence. Allow three-reg add in constraints. Rewrite
14185 the rtl expression for carry to avoid zero_extend of a constant.
14186 (sub_with_carry): New pattern.
14187 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14188 different sequence not involving jumps.
14189 (notbi): Now a named pattern.
14191 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14193 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14194 Add the note about a significant loss of accuracy of some
14195 mathematical routines when these options are used.
14197 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14199 * haifa-sched.c (rtx_vec_t): New typedef.
14200 (contributes_to_priority_p): Extract piece of priority () into new
14202 (priority): Use the function. Add assertion.
14203 (rank_for_schedule, set_priorities): Add assertion to check that
14204 insn's priority is initialized.
14205 (clear_priorities, calc_priorities): Change signature. Make it update
14206 all relevant insns. Update all callers ('add_to_speculative_block ()'
14207 and 'create_block_check_twin ()').
14208 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14209 Add new field 'priority_status'.
14210 (INSN_PRIORITY_STATUS): New macro.
14211 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14213 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14215 * sched-ebb.c (debug_ebb_dependencies): New static function.
14216 (init_ready_list): Use it.
14218 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14219 with changed signature and 'debug_rgn_dependencies ()'.
14220 (debug_rgn_dependencies): New static function.
14221 (init_ready_list): Use it.
14223 * sched-int.h (debug_dependencies): Declare.
14225 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14227 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14229 2007-05-04 Dirk Mueller <dmueller@suse.de>
14231 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14233 2007-05-03 Jan Hubicka <jh@suse.cz>
14235 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14236 ((T1)X op (T1)Y), for pointer type in more cases than before.
14238 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14240 * tree-object-size.c (plus_expr_object_size): When operand size is
14241 unknown, return unknown.
14243 2007-05-03 Dirk Mueller <dmueller@suse.de>
14245 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14247 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14250 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14252 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14254 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14256 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14258 * config/soft-fp/double.h, config/soft-fp/extended.h,
14259 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14260 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14261 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14262 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14265 2007-05-03 Ian Lance Taylor <iant@google.com>
14267 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14268 MASK_PPC_GFXOPT for 8540 or 8548.
14270 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14272 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14273 vect_print_dump_info() to output debug information.
14275 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14278 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14279 operands of size 2 when operand is not MEM_P.
14281 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14283 PR tree-optimization/30565
14284 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14286 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14288 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14289 (umulsi3_highpart): Use them.
14290 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14291 for final accumulator to D regisster tranfser.
14293 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14295 PR tree-optimization/31699
14296 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14298 (vect_enhance_data_refs_alignment): Compute peel amount using
14299 TYPE_VECTOR_SUBPARTS instead of vf.
14300 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14302 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14305 * system.h: Remove inclusion of double-int.h
14306 * tree.h: Include double-int.h
14307 * gengtype.c: Likewise
14308 * cfgloop.h: Likewise
14309 * Makefile.in: Adjust dependencies on double-int.h
14311 2007-05-02 Eric Christopher <echristo@apple.com>
14313 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14314 -shared to -Zdynamiclib.
14316 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14319 * c-common.c (strip_pointer_or_array_types): New function.
14320 * c-common.h (strip_pointer_or_array_types): New function declaration.
14322 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14324 PR tree-optimization/31771
14325 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14327 2007-05-02 Paul Brook <paul@codesourcery.com>
14329 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14331 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14333 PR middle-end/29715
14334 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14337 2007-05-02 Nick Clifton <nickc@redhat.com>
14339 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14341 2007-05-02 Richard Guenther <rguenther@suse.de>
14343 PR tree-optimization/31146
14344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14345 argument, single_use_p. If we have a single use that is
14346 a conversion to the definition rhs type, propagate that rhs.
14347 (forward_propagate_addr_expr): Pass single_use_p argument
14348 to forward_propagate_addr_expr_1.
14350 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14352 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14355 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14357 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14358 'AMD Family 10 core'.
14360 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14362 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14363 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14364 with SSE3 instruction set support.
14365 * doc/invoke.texi: Likewise.
14367 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14369 * config/i386/i386.c (override_options): Tuning 32-byte loop
14370 alignment for amdfam10 architecture. Increasing the max loop
14371 alignment to 24 bytes.
14373 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14375 * config/m68k/constraints.md: New.
14376 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14377 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14378 EXTRA_CONSTRAINT): Remove.
14379 * config/m68k/m68k.md: Include constraints.md.
14380 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14382 2007-05-01 Ian Lance Taylor <iant@google.com>
14384 PR tree-optimization/31739
14385 * tree-vrp.c (vrp_val_is_max): New static function.
14386 (vrp_val_is_min): New static function.
14387 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14389 (set_value_range): Use vrp_val_is_{max,min}.
14390 (extract_range_from_assert): Likewise.
14391 (extract_range_from_binary_expr): Likewise.
14392 (extract_range_from_unary_expr): Likewise.
14393 (dump_value_range, vrp_meet): Likewise.
14394 (vrp_visit_phi_node): Likewise.
14395 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14397 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14399 * config/i386/gmon-sol2.c (size_t): New type.
14400 (intptr_t): Likewise.
14401 (s_textsize): Declare as size_t.
14403 (monstartup): Use size_t for sizes.
14404 (_mcount): Save and restore registers.
14405 (internal_mcount): Pass 0 as the first argument to monstartup
14407 (moncontrol): Convert pointer to appropriately sized integer
14408 before passing to profil.
14410 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14412 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14413 __NO_FPRS__, not just if _SOFT_DOUBLE.
14414 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14415 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14416 also for E500 double.
14417 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14418 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14421 2007-05-01 Richard Guenther <rguenther@suse.de>
14423 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14426 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14428 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14430 2007-05-01 Jan Hubicka <jh@suse.cz>
14432 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14435 2007-05-01 Jan Hubicka <jh@suse.cz>
14437 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14438 (maybe_fold_offset_to_reference): Declare.
14439 * fold-const.c (fold_unary): Do not fold
14440 (type *)&A into &A->field_of_type_and_offset_0
14441 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14442 size is unknown, give up.
14443 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14445 (maybe_fold_offset_to_reference): New.
14446 (maybe_fold_stmt_indirect): Use it.
14447 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14448 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14450 (gimplify_expr): Likewise for plus_expr.
14452 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14454 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14455 bsi_after_labels. Always insert statements before bsi.
14456 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14457 * predict.c (apply_return_prediction): Check for empty blocks.
14458 * cfgexpand.c (lab_rtx_for_bb): New variable.
14459 (label_rtx_for_bb): Do not create new tree labels.
14460 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14461 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14462 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14464 (label_for_bb): Add field used.
14465 (update_eh_label, main_block_label): Mark the label used.
14466 (cleanup_dead_labels): Remove unused labels.
14468 2007-05-01 Richard Guenther <rguenther@suse.de>
14470 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14471 if it is not about to be set.
14472 (get_value_range): Do not pre-allocate equiv bitmap.
14473 (update_value_range): No need to clear equiv field.
14474 (add_equivalence): Change prototype to get bitmap pointer.
14475 Allocate bitmap here if it is not already.
14476 (extract_range_from_assert): Do not allocate bitmap here.
14477 Update callers to add_equivalence.
14478 (extract_range_from_ssa_name): Likewise.
14479 (get_vr_for_comparison): New static helper.
14480 (compare_name_with_value): Handle NULL equiv bitmap by
14481 peeling the first iteration of the comparison loop.
14482 Use get_vr_for_comparison.
14483 (compare_names): Handle NULL equiv bitmaps by using fake
14484 ones. Use get_vr_for_comparison.
14486 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14488 * double-int.c (mpz_set_double_int): Moved from
14489 tree-ssa-loop-niter.c.
14490 (mpz_get_double_int): Likewise; also, add option to wrap
14491 out-of-range integers.
14492 * double-int.h: New prototypes for above.
14493 * tree.c (get_static_type_bounds): Moved from
14494 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14495 TYPE_MAX_VALUE if they exist..
14496 * tree.h: New prototype for above.
14497 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14498 get_type_bounds calls.
14499 (mpz_set_double_int): Move to double-int.c.
14500 (get_type_bounds): Move to tree.c, rename to
14501 get_static_type_bounds.
14502 (mpz_to_double_int): Move to double-int.c, rename to
14503 mpz_get_double_int.
14505 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14507 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14508 DIV0 exception can fall through to a normal return.
14510 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14512 PR middle-end/22156
14513 Temporarily revert:
14514 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14515 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14516 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14517 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14518 initialize align to silence bogus warning.
14519 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14520 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14522 (struct sra_walk_fns): Remove use_all parameter from use.
14523 (sra_hash_tree): Handle BIT_FIELD_REFs.
14524 (sra_elt_hash): Don't hash bitfld blocks.
14525 (sra_elt_eq): Skip them in parent compares as well. Handle
14527 (sra_walk_expr): Don't maintain or pass down use_all_p.
14528 (scan_use): Remove use_all parameter.
14529 (scalarize_use): Likewise. Re-expand assignment to
14530 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14531 output, and re-scalarize after output. Don't mark anything
14533 (scalarize_ldst): Adjust.
14534 (scalarize_walk_gimple_modify_statement): Likewise.
14535 (build_element_name_1): Handle BIT_FIELD_REFs.
14536 (instantiate_element): Don't warn for any element whose parent
14537 is used as a whole.
14538 (instantiate_missing_elements_1): Return the sra_elt.
14539 (canon_type_for_field): New.
14540 (try_instantiate_multiple_fields): New.
14541 (instantiate_missing_elemnts): Use them.
14542 (mark_no_warning): Removed.
14543 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14544 (REPLDUP, sra_build_elt_assignment): New.
14545 (generate_copy_inout): Use them.
14546 (generate_element_copy): Likewise. Handle bitfld differences.
14547 (generate_element_zero): Don't recurse for blocks. Use
14548 sra_build_elt_assignment.
14549 (generate_one_element_int): Take elt instead of var. Use
14550 sra_build_elt_assignment.
14551 (generate_element_init_1): Adjust.
14552 (scalarize_use, scalarize_copy): Use REPLDUP.
14553 (scalarize_ldst): Move assert before dereference.
14554 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14556 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14559 * tree.c (reconstruct_complex_type): Reconstruct a reference
14561 Also use the same mode for the pointer as the old pointer type.
14563 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14565 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14568 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14570 PR rtl-optimization/31676
14571 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14572 (df_refs_record): Call it.
14574 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14576 * rtl.def (SS_ABS): New code.
14577 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14578 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14579 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14580 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14581 (bfin_init_builtins): Define them.
14582 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14583 (bfin_expand_builtin): ... and handle the others here.
14584 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14585 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14586 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14587 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14588 operand is only HImode.
14590 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14592 * regclass.c (scan_one_insn): Remove splitting of
14595 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14596 Nigel Stephens <nigel@mips.com>
14598 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14600 2007-04-28 Jan Hubicka <jh@suse.cz>
14602 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14603 insn_locators_alloc instead of insn_locators_initialize;
14604 call reset_block_changes.
14605 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14606 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14607 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14608 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14609 * config/score/score.c (th_output_mi_thunk): Likewise.
14610 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14611 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14612 tolerate uninitialized locator info.
14615 * function.c (init_function_start): Don't init line number info.
14616 (expand_function_end): Update.
14617 (reset_block_changes, record_block_change, finalize_block_changes,
14618 check_block_change, free_block_changes): Kill.
14619 * function.h (reset_block_changes, record_block_change,
14620 finalize_block_changes, check_block_change, free_block_changes):
14622 (struct function): Remove ib_boundaries_block.
14623 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14624 Use curr_insn_locator to initialize locator.
14625 (emit_line_note): Remove.
14626 * cfgexpand.c (expand_gimple_cond_expr): Update.
14627 (construct_exit_block): Likewise.
14628 (tree_expand_cfg): Initialize/finalize locators.
14629 * expr.c (expand_expr_real): Update.
14630 * cfglayout.c (line_locators_locs, line_locators_lines,
14631 file_locators_locs, file_locators_files): Remove.
14632 (set_block_levels): Move to cfgexpand.c.
14633 (insn_locators_initialize): Remove.
14634 (pass_insn_locators_initialize): Remove.
14635 (locations_locators_locs, locations_locators_vals): New static vars.
14636 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14638 (insn_locators_alloc, insn_locators_finalize,
14639 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14641 (locator_location): New.
14642 (locator_line, locator_file): Rewrite.
14643 * rtl.h (emit_line_note): Kill.
14644 (insn_locators_alloc, insn_locators_finalize,
14645 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14647 * tree-inline.c (initialize_cfun): Do not initialize
14648 ib_boundaries_block.
14649 * passes.c (pass_insn_locators_initialize): Remove.
14651 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14653 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14654 info. Update last_basic_block correctly.
14656 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14659 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14660 register itself to hold the offset constant. Tell flow the use
14661 of r4 and r5 when they are used.
14663 2007-04-27 Richard Guenther <rguenther@suse.de>
14665 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14666 if we simplified anything.
14667 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14668 warnings until we did a simplification and the stmt was not
14669 marked as TREE_NO_WARNING.
14671 2007-04-27 Mike Stump <mrs@apple.com>
14673 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14675 2007-04-27 Ian Lance Taylor <iant@google.com>
14677 PR middle-end/31710
14678 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14679 TYPE_MAX_VALUE exist, convert them to the new type.
14681 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14683 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14684 if it claims to be available.
14685 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14686 edge is redirected.
14687 (perform_tree_ssa_dce): Always free postdominators.
14689 2007-04-27 Richard Henderson <rth@redhat.com>
14691 * config/alpha/predicates.md (aligned_memory_operand): Mark
14692 as define_special_predicate.
14693 (unaligned_memory_operand, normal_memory_operand): Likewise.
14694 (reg_or_unaligned_mem_operand): Remove.
14695 (any_memory_operand): Match the documentation and check for
14696 non-renumbered pseudos during reload.
14697 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14698 alpha_secondary_reload_class, update to new interface, make static.
14699 Handle CQImode like HImode. Remove FP subreg check.
14700 (alpha_expand_mov): Use replace_equiv_address.
14701 (alpha_expand_mov_nobwx): Use any_memory_operand.
14702 (TARGET_SECONDARY_RELOAD): New.
14703 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14704 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14705 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14706 * config/alpha/alpha.md: ... here.
14707 (RELOAD12, reloadmode): New.
14709 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14710 Don't handle the aligned case here.
14711 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14712 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14713 reload_inhi_help. Don't expect a scratch register.
14714 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14716 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14718 2007-04-27 Richard Guenther <rguenther@suse.de>
14720 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14722 2007-04-27 Richard Guenther <rguenther@suse.de>
14724 PR tree-optimization/30965
14725 PR tree-optimization/30978
14726 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14727 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14728 (find_equivalent_equality_comparison): Likewise.
14729 (simplify_cond): Likewise.
14730 (get_prop_source_stmt): New helper.
14731 (get_prop_dest_stmt): Likewise.
14732 (can_propagate_from): Likewise.
14733 (remove_prop_source_from_use): Likewise.
14734 (combine_cond_expr_cond): Likewise.
14735 (forward_propagate_comparison): New function.
14736 (forward_propagate_into_cond): Rewrite to use fold for
14738 (tree_ssa_forward_propagate_single_use_vars): Call
14739 forward_propagate_comparison to propagate comparisons.
14741 2007-04-27 Richard Guenther <rguenther@suse.de>
14743 PR tree-optimization/31715
14744 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14745 sure to do computation on the offset in an appropriate
14748 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14750 * reload.h (elimination_target_reg_p): Declare.
14751 * reload.c (find_reloads): Don't apply the reg_rtx move
14752 optimization if the SET_DEST satisfies elimination_target_reg_p.
14753 * reload1.c (elimination_target_reg_p): New function.
14754 (gen_reload): In the move/add2 fallback, make sure that op0
14755 does not overlap the destination register.
14757 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14759 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14760 transform only GIMPLE_MODIFY_STMTs.
14761 * tree-complex.c (expand_complex_operations_1): Ditto.
14762 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14763 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14764 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14766 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14767 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14768 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14769 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14770 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14771 slpeel_add_loop_guard): Ditto.
14772 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14773 * lambda-code.c (perfect_nestify): Ditto.
14774 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14775 before the first statement.
14776 * tree-optimize.c (execute_free_datastructures): Fix comments.
14777 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14778 * tree-flow.h (disband_implicit_edges): Declaration removed.
14779 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14781 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14782 COND_EXPRs without gotos.
14783 (disband_implicit_edges, has_label_p): Removed.
14784 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14785 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14787 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14789 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14790 also for COND_EXPRs.
14791 * cfgexpand.c (label_rtx_for_bb): New function.
14792 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14793 Use label_rtx_for_bb to find the labels.
14794 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14795 last block. Detect fallthru edges.
14797 2007-04-26 Ian Lance Taylor <iant@google.com>
14800 * reload.c (find_reloads_subreg_address): If the address was valid
14801 in the original mode but not in the new mode, reload the whole
14804 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14806 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14807 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14808 (cleanup_control_expr_graph): Do not invalidate dominance info.
14809 Record altered blocks.
14810 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14811 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14812 cleanup_tree_cfg_bb): New functions.
14813 (remove_forwarder_block): Do not maintain the worklist of blocks.
14814 Record altered blocks.
14815 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14816 not over whole cfg.
14817 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14818 delete_unreachable_blocks if dominators are not available.
14819 * tree-inline.c (optimize_inline_calls): Free dominance information
14821 * tree-flow.h (remove_edge_and_dominated_blocks,
14822 cfgcleanup_altered_bbs): Altered.
14823 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14825 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14827 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14828 do not invalidate dominators.
14830 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14832 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14833 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14835 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14837 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14839 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14841 2007-04-26 Richard Guenther <rguenther@suse.de>
14843 PR tree-optimization/31703
14844 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14845 the right type for the target of the bittest.
14847 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14849 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14850 ix86_sol10_return_in_memory.
14852 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14854 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14857 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14860 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14862 PR tree-optimization/30558
14863 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14864 clear this_state.prev_try.
14866 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14867 Mark Mitchell <mark@codesourcery.com>
14869 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14870 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14871 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14873 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14876 * doc/invoke.texi (%:print-asm-header): Document.
14877 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14879 (static_spec_functions): Add print-asm-header.
14880 (main): Print a banner before the --target-help linker options.
14881 (print_asm_header_spec_function): New function.
14883 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14886 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14887 (movsf_ie): Likewise.
14889 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14891 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14893 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14895 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14896 exception for divide-by-zero.
14897 (__umodsi3, __modsi3): Likewise.
14899 2007-04-25 Dirk Mueller <dmueller@suse.de>
14901 * c-typeck.c (build_compound_expr): Annotate warning()
14902 call with OPT_Wunused_value.
14903 * tree-ssa.c (warn_uninit): Annotate warning with
14905 * c-common.c (handle_sentinel_attribute): Annotate warning
14906 call with OPT_Wattributes.
14908 2007-04-25 Thiemo Seufer <ths@mips.com>
14910 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14911 (mips16): Fix typo.
14912 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14913 on to the assembler. Improve handling of -mno-mips16. Add handling
14914 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14915 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14916 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14917 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14919 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14922 * config/i386/winnt.c (i386_pe_file_end): Strip only
14923 USER_LABEL_PREFIX when writing export name.
14925 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14927 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14928 sh/elf.h, vx-common.h and vxworks.h.
14929 * config/sh/sh.h: Include config/vxworks-dummy.h.
14930 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14931 (OVERRIDE_OPTIONS): Use it.
14932 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14933 (vxworks_picreg): New pattern.
14934 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14935 VXWORKS_OS_CPP_BUILTINS.
14936 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14937 to their VXWORKS_* equivalents.
14938 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14939 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14940 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14941 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14942 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14943 -mrtp/-fPIC multilibs.
14944 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14945 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14946 (MULTILIB_OSDIRNAMES): Delete.
14948 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14951 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14953 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14955 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14956 rounding mode to be specified by the caller.
14957 (real_to_mpfr) Likewise.
14958 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14959 include new arguments.
14960 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14962 2007-04-24 Ian Lance Taylor <iant@google.com>
14964 PR tree-optimization/31605
14965 * tree-vrp.c (set_value_range): Check that min and max are not
14966 both overflow infinities.
14967 (set_value_range_to_value): New static function.
14968 (extract_range_from_binary_expr): Call set_value_range_to_value.
14969 (extract_range_from_cond_expr): Likewise.
14970 (extract_range_from_expr): Likewise.
14971 (extract_range_from_unary_expr): Likewise. Don't create a range
14972 which overflows on both sides.
14973 (vrp_meet): Check for a useless range.
14974 (vrp_visit_phi_node): If we see a constant which looks like an
14975 overflow infinity, turn off the TREE_OVERFLOW flag.
14977 2007-04-24 Ian Lance Taylor <iant@google.com>
14979 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14981 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14983 PR diagnostic/25923
14984 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14985 diagnostic message is being built.
14986 * tree-pretty-print.c (dump_generic_node): Only write the
14987 formatted text into BUFFER's stream if we are not building a
14988 diagnostic message.
14989 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14991 * Makefile.in (toplev.o): Depend on tree-pass.h.
14993 2007-04-24 Ian Lance Taylor <iant@google.com>
14995 PR tree-optimization/31602
14996 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14997 conditionals in the copied loop header.
14998 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14999 warnings if TREE_NO_WARNING is set.
15000 * doc/invoke.texi (Warning Options): Clarify that
15001 -Wstrict-overflow does not warn about loops.
15003 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15005 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15006 expand on the comment about _Decimal128 arguments and check the
15007 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15008 that _Decimal128 argument uses even/odd register pair.
15009 (function_arg): Ditto.
15011 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15013 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15014 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15016 2007-04-24 Richard Guenther <rguenther@suse.de>
15017 Olga Golovanevsky <olga@il.ibm.com>
15019 * fold-const.c (multiple_of_p): Check for bottom
15022 2007-04-24 Richard Henderson <rth@redhat.com>
15024 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15025 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15026 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15027 looking for non-zero bits shifted out. Avoid a recursive call
15028 when constructing the scalar.
15029 (__floatundisf): Likewise.
15031 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15033 * dwarf2out.c (field_byte_offset): Move the existing logic
15034 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15035 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15037 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15040 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15041 length argument of 0 for memset.
15042 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15043 unsigned shift instead of the signed variant.
15045 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15047 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15048 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15049 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15050 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15051 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15052 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15053 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15054 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15055 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15056 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15057 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15058 "mul<mode>3", "div<mode>3"): Insn definitions added.
15059 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15060 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15061 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15062 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15063 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15064 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15065 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15066 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15067 TARGET_FLOAT_FORMAT): Macro definitions removed.
15068 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15069 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15070 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15071 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15072 (s390_gen_rtx_const_DI): Function removed.
15073 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15075 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15077 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15078 over an external ffs function.
15080 2007-04-24 Chao-ying Fu <fu@mips.com>
15081 Richard Sandiford <richard@nildram.co.uk>
15083 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15084 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15085 (smadd_widen_optab, umadd_widen_optab): Define.
15086 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15088 * genopinit.c (optabs): Fill in smadd_widen_optab and
15090 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15091 and umadd_widen_optab to implement multiply-add sequences.
15092 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15093 (<u>maddsidi4): ...this. Extend condition to include
15094 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15095 of operand 0 to "ka" and use the three-operand form of madd<u>
15097 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15099 * config/mips/constraints.md (ka): New register constraint.
15101 2007-04-24 Jan Hubicka <j@suse.cz>
15105 2007-04-23 Jan Hubicka <jh@suse.cz>
15106 * function.c (init_function_start): Don't init line number info.
15107 (expand_function_end): Update.
15108 (reset_block_changes, record_block_change, finalize_block_changes,
15109 check_block_change, free_block_changes): Kill.
15110 * function.h (reset_block_changes, record_block_change,
15111 finalize_block_changes, check_block_change, free_block_changes):
15113 (struct function): Remove ib_boundaries_block.
15114 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15115 Use curr_insn_locator to initialize locator.
15116 (emit_line_note): Remove.
15117 * cfgexpand.c (expand_gimple_cond_expr): Update.
15118 (construct_exit_block): Likewise.
15119 (tree_expand_cfg): Initialize/finalize locators.
15120 * expr.c (expand_expr_real): Update.
15121 * cfglayout.c (line_locators_locs, line_locators_lines,
15122 file_locators_locs, file_locators_files): Remove.
15123 (set_block_levels): Move to cfgexpand.c.
15124 (insn_locators_initialize): Remove.
15125 (pass_insn_locators_initialize): Remove.
15126 (locations_locators_locs, locations_locators_vals): New static vars.
15127 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15129 (insn_locators_alloc, insn_locators_finalize,
15130 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15132 (locator_location): New.
15133 (locator_line, locator_file): Rewrite.
15134 * rtl.h (emit_line_note): Kill.
15135 (insn_locators_alloc, insn_locators_finalize,
15136 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15138 * tree-inline.c (initialize_cfun): Do not initialize
15139 ib_boundaries_block.
15140 * passes.c (pass_insn_locators_initialize): Remove.
15142 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15144 * doc/invoke.texi: Removed leading '-' from option index entries.
15146 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15148 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15150 (create_phi_node): Use set_phi_nodes.
15151 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15152 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15153 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15154 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15155 (bsi_start, bsi_last): Use bb_stmt_list.
15156 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15157 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15158 Traverse the statements using tsi iterator.
15159 * basic-block.h (struct basic_block_def): Fields stmt_list
15160 and phi_nodes moved to ...
15161 (struct tree_bb_info): ... new structure.
15162 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15163 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15164 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15165 (tree_verify_flow_info): Verify that il.tree is not set for
15166 entry and exit block.
15167 (tree_split_block): Use set_bb_stmt_list.
15169 2007-04-23 Mike Stump <mrs@apple.com>
15171 * config/i386/i386.c (ix86_tune_features
15172 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15175 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15177 * config/i386/i386.md (prefix_extra): New attribute.
15178 (length): Add prefix_extra.
15180 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15181 (sse2_movntv2di): Likewise.
15182 (sse2_cvtps2dq): Likewise.
15183 (sse2_cvtpd2pi): Likewise.
15184 (sse2_cvttpd2pi): Likewise.
15185 (*sse2_cvtpd2ps): Likewise.
15186 (*add<mode>3): Likewise.
15187 (sse2_ssadd<mode>3): Likewise.
15188 (sse2_usadd<mode>3): Likewise.
15189 (*sub<mode>3): Likewise.
15190 (sse2_sssub<mode>3): Likewise.
15191 (sse2_ussub<mode>3): Likewise.
15192 (*mulv8hi3): Likewise.
15193 (*smulv8hi3_highpart): Likewise.
15194 (*umulv8hi3_highpart): Likewise.
15195 (sse2_umulv2siv2di3): Likewise.
15196 (sse2_pmaddwd): Likewise.
15197 (ashr<mode>3): Likewise.
15198 (lshr<mode>3): Likewise.
15199 (ashl<mode>3): Likewise.
15200 (sse2_ashlti3): Likewise.
15201 (sse2_lshrti3): Likewise.
15202 (*umaxv16qi3): Likewise.
15203 (*smaxv8hi3): Likewise.
15204 (*uminv16qi3): Likewise.
15205 (*sminv8hi3): Likewise.
15206 (sse2_eq<mode>3): Likewise.
15207 (sse2_gt<mode>3): Likewise.
15208 (*and<mode>3): Likewise.
15209 (sse2_nand<mode>3): Likewise.
15210 (*ior<mode>3): Likewise.
15211 (*xor<mode>3): Likewise.
15212 (sse2_packsswb): Likewise.
15213 (sse2_packssdw): Likewise.
15214 (sse2_packuswb): Likewise.
15215 (sse2_punpckhbw): Likewise.
15216 (sse2_punpcklbw): Likewise.
15217 (sse2_punpckhwd): Likewise.
15218 (sse2_punpcklwd): Likewise.
15219 (sse2_punpckhdq): Likewise.
15220 (sse2_punpckldq): Likewise.
15221 (sse2_punpckhqdq): Likewise.
15222 (sse2_punpcklqdq): Likewise.
15223 (*sse2_pinsrw): Likewise.
15224 (*sse2_pextrw): Likewise.
15225 (sse2_pshufd_1): Likewise.
15226 (sse2_uavgv16qi3): Likewise.
15227 (sse2_uavgv8hi3): Likewise.
15228 (sse2_psadbw): Likewise.
15229 (sse2_pmovmskb): Likewise.
15230 (*sse2_maskmovdqu): Likewise.
15231 (*sse2_maskmovdqu_rex64): Likewise.
15232 (sse4a_extrqi): Likewise.
15233 (sse4a_extrq): Likewise.
15234 (sse3_lddqu): Set prefix_rep.
15235 (sse3_addsubv4sf3): Likewise.
15236 (sse3_haddv4sf3): Likewise.
15237 (sse3_hsubv4sf3): Likewise.
15238 (sse_cvtss2si): Likewise.
15239 (sse_cvtss2si_2): Likewise.
15240 (sse_cvtss2siq): Likewise.
15241 (sse_cvtss2siq_2): Likewise.
15242 (sse_cvttss2si): Likewise.
15243 (sse_cvttss2siq): Likewise.
15244 (sse2_cvttps2dq): Likewise.
15245 (sse3_movshdup): Likewise.
15246 (sse3_movsldup): Likewise.
15247 (sse2_cvtsd2si): Likewise.
15248 (sse2_cvtsd2si_2): Likewise.
15249 (sse2_cvtsd2siq): Likewise.
15250 (sse2_cvtsd2siq_2): Likewise.
15251 (sse2_cvttsd2si): Likewise.
15252 (sse2_cvttsd2siq): Likewise.
15253 (*sse2_cvtpd2dq): Likewise.
15254 (*sse2_cvttpd2dq): Likewise.
15255 (sse2_pshuflw_1): Likewise.
15256 (sse2_pshufhw_1): Likewise.
15257 (sse4a_insertqi): Likewise.
15258 (sse4a_insertq): Likewise.
15259 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15260 (ssse3_phadddv4si3): Likewise.
15261 (ssse3_phaddswv8hi3): Likewise.
15262 (ssse3_phsubwv8hi3): Likewise.
15263 (ssse3_phsubdv4si3): Likewise.
15264 (ssse3_phsubswv8hi3): Likewise.
15265 (ssse3_pmaddubswv8hi3): Likewise.
15266 (ssse3_pmulhrswv8hi3): Likewise.
15267 (ssse3_pshufbv16qi3): Likewise.
15268 (ssse3_psign<mode>3): Likewise.
15269 (ssse3_palignrti): Likewise.
15270 (abs<mode>2): Likewise.
15271 (ssse3_phaddwv4hi3): Set prefix_extra.
15272 (ssse3_phadddv2si3): Likewise.
15273 (ssse3_phaddswv4hi3): Likewise.
15274 (ssse3_phsubwv4hi3): Likewise.
15275 (ssse3_phsubdv2si3): Likewise.
15276 (ssse3_phsubswv4hi3): Likewise.
15277 (ssse3_pmaddubswv4hi3): Likewise.
15278 (ssse3_pmulhrswv4hi3): Likewise.
15279 (ssse3_pshufbv8qi3): Likewise.
15280 (ssse3_psign<mode>3): Likewise.
15281 (ssse3_palignrdi): Likewise.
15282 (abs<mode>2): Likewise.
15283 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15284 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15285 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15287 2007-04-23 Nick Clifton <nickc@redhat.com>
15289 * params.def: Fix formatting of emacs local variables.
15291 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15294 move if inter-unit move isn't allowed.
15295 Don't split moving the first element of V2DI to DI to inter-unit
15296 move if inter-unit move isn't allowed.
15298 2007-04-23 Richard Guenther <rguenther@suse.de>
15300 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15301 and CDI_POST_DOMINATORS separately.
15303 2007-04-23 Nick Clifton <nickc@redhat.com>
15305 * c.opt (Wformat-contains-nul): Add warning attribute.
15307 2007-04-23 Jan Hubicka <jh@suse.cz>
15309 * function.c (init_function_start): Don't init line number info.
15310 (expand_function_end): Update.
15311 (reset_block_changes, record_block_change, finalize_block_changes,
15312 check_block_change, free_block_changes): Kill.
15313 * function.h (reset_block_changes, record_block_change,
15314 finalize_block_changes, check_block_change, free_block_changes):
15316 (struct function): Remove ib_boundaries_block.
15317 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15318 Use curr_insn_locator to initialize locator.
15319 (emit_line_note): Remove.
15320 * cfgexpand.c (expand_gimple_cond_expr): Update.
15321 (construct_exit_block): Likewise.
15322 (tree_expand_cfg): Initialize/finalize locators.
15323 * expr.c (expand_expr_real): Update.
15324 * cfglayout.c (line_locators_locs, line_locators_lines,
15325 file_locators_locs, file_locators_files): Remove.
15326 (set_block_levels): Move to cfgexpand.c.
15327 (insn_locators_initialize): Remove.
15328 (pass_insn_locators_initialize): Remove.
15329 (locations_locators_locs, locations_locators_vals): New static vars.
15330 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15332 (insn_locators_alloc, insn_locators_finalize,
15333 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15335 (locator_location): New.
15336 (locator_line, locator_file): Rewrite.
15337 * rtl.h (emit_line_note): Kill.
15338 (insn_locators_alloc, insn_locators_finalize,
15339 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15341 * tree-inline.c (initialize_cfun): Do not initialize
15342 ib_boundaries_block.
15343 * passes.c (pass_insn_locators_initialize): Remove.
15345 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15347 PR middle-end/31448
15348 * expr.c (reduce_to_bit_field_precision): Handle
15351 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15353 PR tree-optimization/24659
15354 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15355 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15356 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15357 * genopinit.c (optabs): Rename vec_pack_mod_optab
15358 to vec_pack_trunc_optab.
15359 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15360 early for scalar floating point operands for NOP_EXPR.
15361 (vectorizable_type_promotion): Ditto.
15362 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15363 vec_pack_trunc_optab.
15364 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15366 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15367 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15368 Rename from VEC_PACK_MOD_EXPR.
15369 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15370 * expr.c (expand_expr_real_1): Ditto.
15371 * tree-inline.c (estimate_num_insns_1): Ditto.
15372 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15374 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15375 (vec_unpacks_lo_v4sf): Ditto.
15376 (vec_pack_trunc_v2df): Ditto.
15377 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15378 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15379 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15381 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15383 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15385 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15386 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15387 packing of floating point operands.
15388 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15389 represent unpacking of floating point operands.
15390 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15391 [vec_unpacks_hi]: Ditto.
15392 [vec_unpacks_lo]: Ditto.
15394 2007-04-22 Jan Hubicka <jh@suse.cz>
15396 * final.c (rest_of_handle_final): Call
15397 targetm.asm_out.constructor/targetm.asm_out.destructor
15398 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15399 proper priority via decl_*_priority_insert.
15400 * c-common.c (c_expand_body): Likewise.
15402 2007-04-22 Richard Guenther <rguenther@suse.de>
15404 PR tree-optimization/29789
15405 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15406 (rewrite_reciprocal): New helper split out from
15407 determine_invariantness_stmt.
15408 (rewrite_bittest): Likewise.
15409 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15410 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15413 2007-04-22 Revital Eres <eres@il.ibm.com>
15415 * loop-unroll.c (var_to_expand): New field to support also
15416 insns of the form x = something + x.
15417 (analyze_insn_to_expand_var): Use it.
15418 (expand_var_during_unrolling): Likewise.
15420 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15422 * predict.c: Include pointer-set.h.
15423 (bb_predictions): New variable.
15424 (tree_predicted_by_p, tree_predict_edge,
15425 remove_predictions_associated_with_edge): Use bb_predictions map
15426 instead of bb->predictions.
15427 (clear_bb_predictions, assert_is_empty): New functions.
15428 (combine_predictions_for_bb): Use bb_predictions map. Call
15429 clear_bb_predictions.
15430 (tree_estimate_probability): Create and free bb_predictions map.
15431 * Makefile.in (predict.o): Add pointer-set.h dependency.
15432 * basic-block.h (struct basic_block_def): Remove predictions
15434 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15436 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15439 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15442 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15444 * timevar.c (timevar_print): Change reference of --disable-checking to
15445 --enable-checking=release. Also warn if assert checking is disabled.
15447 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15450 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15451 decl as addressable if the compound literal was marked as
15453 Mark the decl as a gimple register if it is a complex or
15454 vector decl and does not live in memory.
15456 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15458 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15459 (GENERIC_NEXT): New function macro.
15460 (PHI_CHAIN): Use phi_node's new chain variable.
15461 (tree_phi_node): Change tree_common to tree_base
15462 and add the chain field.
15463 * tree-phinodes.c (make_phi_node): Don't set
15464 TREE_TYPE on the new node.
15465 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15466 instead of checking GIMPLE_TUPLE_P in chain_next.
15467 * tree-vect-transform.c
15468 (get_initial_def_for_induction): Look at
15469 PHI_RESULT_TREE for the type of the phi node.
15470 (update_vuses_to_preheader): Use PHI_CHAIN
15471 instead of TREE_CHAIN on the phi node.
15472 * tree-ssa-structalias.c (compute_points_to_sets):
15474 (ipa_pta_execute): Likewise.
15476 2007-04-21 Richard Guenther <rguenther@suse.de>
15478 PR middle-end/31136
15479 * fold-const.c (fold_unary): Call fold_convert_const on the
15482 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15484 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15485 (store_killed_in_pat): New.
15487 2007-04-20 Richard Henderson <rth@redhat.com>
15490 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15491 TREE_LIST with a void_type_node value, not void_list_node exactly.
15493 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15495 * doc/standards.texi: Re-arrange into language-specific
15496 subsections. Add a C++ section, documenting which standards we
15499 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15501 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15502 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15504 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15506 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15507 ecrti.o and crtbegin.o.
15508 (LIB_DEFAULT_SPEC): Include -lc.
15509 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15511 2007-04-20 Richard Henderson <rth@redhat.com>
15514 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15515 argument; update all callers.
15516 (get_unaligned_offset): New.
15517 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15518 get_unaligned_address, just pass on the address directly.
15519 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15520 the subreg in the helper patterns.
15521 (unaligned_extendqidi_le): Use get_unaligned_offset.
15522 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15523 (unaligned_extendhidi_be): Likewise.
15524 (unaligned_extendhidi): Tidy.
15525 * config/alpha/alpha-protos.h: Update.
15527 2007-04-20 Richard Henderson <rth@redhat.com>
15529 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15530 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15531 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15532 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15533 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15534 (CPP_SPEC): Don't include %(cpp_subtarget).
15535 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15536 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15537 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15539 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15541 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15542 for __builtin_ia32_cmpordss.
15544 PR tree-optimization/31632
15545 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15546 and arg1 for optimizations of comparison against min/max values.
15547 Fold arg0 to arg1's type for optimizations of comparison against
15548 min+1 and max-1 values.
15550 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15552 * reload.c (combine_reloads): When trying to use a dying register,
15553 check whether it's uninitialized and don't use if so.
15555 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15557 * fold-const.c: Remove prototypes for native_encode_expr and
15558 native_interpret_expr.
15559 (native_encode_expr): Make non-static.
15560 (native_interpret_expr): Likewise.
15561 * tree.h: Add prototypes for the above.
15563 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15565 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15566 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15567 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15568 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15569 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15570 Add length attributes.
15572 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15574 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15577 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15578 __STDC_WANT_DEC_FP__.
15580 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15582 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15583 for long double compatibility.
15584 * configure: Regenerate.
15586 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15588 PR rtl-optimization/29841
15589 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15591 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15592 that may cause control flow transfer from being moved.
15594 2007-04-18 Jan Hubicka <jh@suse.cz>
15596 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15599 2007-04-18 Eric Christopher <echristo@apple.com>
15601 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15602 only. Update operands.
15603 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15604 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15605 link register to pic register.
15607 2007-04-18 Dirk Mueller <dmueller@suse.de>
15609 PR diagnostic/31227
15610 * tree-vrp.c (search_for_addr_array): New.
15611 (check_array_bounds): Suppress warning about
15612 address taken of array refs if its not de-referenced.
15614 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15616 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15617 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15619 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15620 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15621 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15623 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15625 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15627 (vect_analyze_scalar_cycles): Fix indentation.
15628 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15629 (vect_mark_relevant): Include phis in relevance analysis.
15631 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15633 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15635 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15636 output_operand_lossage().
15638 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15640 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15641 the unused code for reduction without adjust-in-epilog to simplify the
15644 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15646 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15647 (S390_TDC_NEGATIVE_ZERO): New constant.
15648 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15649 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15650 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15651 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15652 (S390_TDC_POSITIVE_INFINITY): New constant.
15653 (S390_TDC_NEGATIVE_INFINITY): New constant.
15654 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15655 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15656 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15657 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15658 (S390_TDC_INFINITY): New constant.
15659 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15660 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15661 optimization for UNSPEC_CCZ_TO_INT.
15662 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15663 ("*ccz_to_int"): New insn.
15664 ("isinf<mode>2"): New insn.
15665 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15666 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15667 (UNSPEC_CCZ_TO_INT): New constant.
15669 2007-04-18 Richard Guenther <rguenther@suse.de>
15671 PR tree-optimization/19431
15672 PR tree-optimization/21463
15673 * tree-pass.h (pass_phiprop): Declare.
15674 * passes.c (init_optimization_passes): New phiprop pass.
15675 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15676 (phivn_valid_p): New helper function.
15677 (phiprop_insert_phi): Likewise.
15678 (propagate_with_phi): Likewise.
15679 (tree_ssa_phiprop): New propagator propagating loads
15680 through phi nodes if profitable.
15682 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15684 * tree-vect-analyze.c (process_use): New function.
15685 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15686 Check phis in all bbs.
15687 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15690 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15692 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15695 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15698 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15701 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15703 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15705 (sse_vmmulv4sf3): Likewise.
15706 (sse2_vmaddv2df3): Likewise.
15707 (sse2_vmmulv2df3): Likewise.
15709 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15711 PR rtl-optimization/31360
15712 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15713 (target_reg_cost): New.
15714 (init_set_costs): Initialize target_reg_cost. Add comments
15715 regarding the rationale of the costs.
15716 (global_cost_for_size): Renamed to...
15717 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15718 of register pressure.
15719 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15720 estimate_reg_pressure_cost. Add number of ivs.
15721 (determine_set_costs): Dump target_reg_cost.
15722 * loop-invariant.c (gain_for_invariant): Use
15723 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15724 (best_gain_for_invariant, find_invariants_to_move): Remove
15726 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15727 (target_reg_cost): Declare.
15728 (global_cost_for_size): Declaration removed.
15729 (estimate_reg_pressure_cost): Declare.
15731 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15733 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15734 regnos into even/odd register pairs.
15735 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15736 TDmode similar to the other floating point modes.
15737 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15738 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15740 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15741 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15742 (movdd_hardfloat64): Use TARGET_MFPGPR.
15744 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15746 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15749 2005-01-05 Richard Henderson <rth@redhat.com>
15751 * reload1.c (do_input_reload): Restrict the optimization deleteing
15752 a previous output reload to RELOAD_FOR_INPUT.
15754 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15756 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15757 induc_vec_info_type.
15758 (vectorizable_induction): New function declaration.
15759 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15760 check if already vectorized. Find first place in BB where new stmts
15761 can be inserted. Takes only one argument.
15762 (vectorizable_induction): New function.
15763 (vect_transform_stmt): Add case for induc_vec_info_type to call
15764 vectorizable_induction.
15765 (vect_transform_loop): Consider phis for vectorization.
15766 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15768 (analyze_operations): Call vectorizable_induction when analyzing phis.
15770 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15771 (vect_mark_relevant): Include phis in relevance analysis.
15772 (vect_mark_stmts_to_be_vectorize): Likewise.
15773 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15775 2007-04-16 Lawrence Crowl <crowl@google.com>
15777 * doc/invoke.texi (Debugging Options): Add documentation for the
15778 -femit-struct-debug options -femit-struct-debug-baseonly,
15779 -femit-struct-debug-reduced, and
15780 -femit-struct-debug-detailed[=...].
15782 * c-opts.c (c_common_handle_option): Add
15783 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15784 and OPT_femit_struct_debug_detailed_.
15785 * c.opt: Add specifications for
15786 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15787 and -femit-struct-debug-detailed[=...].
15788 * opts.c (set_struct_debug_option): Parse the
15789 -femit-struct-debug-... options.
15790 * opts.c (matches_main_base, main_input_basename,
15791 main_input_baselength, base_of_path, matches_main_base): Add
15792 variables and functions to compare header base name to compilation
15794 * opts.c (should_emit_struct_debug): Add to determine to emit a
15795 structure based on the option.
15796 (dump_struct_debug) Also disabled function to debug this
15798 * opts.c (handle_options): Save the base name of the
15801 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15802 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15803 This hook indicates if a type is generic. Set it by default
15804 to "never generic".
15805 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15806 to determine if a struct type is generic or not.
15807 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15808 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15809 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15810 with live C++ hook.
15812 * flags.h (enum debug_info_usage): Add an enumeration to describe
15813 a program's use of a structure type.
15814 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15815 to indicate the program's usage of the type. Filter structs based
15816 on the -femit-struct-debug-... specification.
15817 (gen_type_die): Split into two routines, gen_type_die and
15818 gen_type_die_with_usage. gen_type_die is now a wrapper
15819 that assumes direct usage.
15820 (gen_type_die_with_usage): Replace calls to gen_type_die
15821 with gen_type_die_with_usage adding the program usage of
15822 the referenced type.
15823 (dwarf2out_imported_module_or_decl): Suppress struct debug
15824 information using should_emit_struct_debug when appropriate.
15826 2007-04-16 Ian Lance Taylor <iant@google.com>
15828 PR tree-optimization/31522
15829 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15830 (vrp_initialize): Allocate vr_phi_edge_counts.
15831 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15832 executable edge. Drop test for all constants.
15833 (vrp_finalize): Free vrp_phi_edge_counts.
15835 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15836 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15838 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15839 predecessors at head rather than tail.
15841 2007-04-16 Matthias Klose <doko@debian.org>
15843 * config/alpha/linux.h (CPP_SPEC): Define.
15844 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15846 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15848 * function.h: Remove sequence_stack extern declaration.
15850 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15852 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15854 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15857 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15859 * config/avr/avr.c (avr_arch_types): Rearranging array.
15860 (enum avr_arch): Add.
15861 (avr_mcu_types): Use avr_arch enumeration constants instead of
15863 * config/avr/avr.h (LINK_SPEC): Simplify.
15865 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15867 * config/m68k/m68k.c (m68k_libcall_value,
15868 m68k_function_value): Use macros for register names more.
15870 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15872 (M68K_REGNAME): Use A6_REG.
15873 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15875 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15877 PR middle-end/28071
15878 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15879 'pending_read_list_length' and 'pending_write_list_length'. Update
15881 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15882 to handle two length counters instead of one. Update all uses.
15883 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15884 two length counters instead of one.
15885 * sched-rgn.c (propagate_deps): Update to handle two length counters
15888 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15891 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15892 copy of source, pass it to ix86_expand_vector_set and return
15895 2007-04-16 David Ung <davidu@mips.com>
15896 Joseph Myers <joseph@codesourcery.com>
15898 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15899 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15900 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15901 Add 74K processor information.
15902 * config/mips/mips.md: Include 74k.md.
15903 (cpu): Add 74kc,74kf,74kx.
15904 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15905 * config/mips/74k.md: New.
15906 * doc/invoke.texi (MIPS Options): Document 74K support.
15908 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15910 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15911 vectorizable_* functions.
15912 * tree-vect-transform.c (vectorizable_call): Add check for
15913 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15914 (vectorizable_store): likewise.
15915 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15917 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15918 (vectorizable_type_promotion, vectorizable_load): Likewise.
15919 (vectorizable_live_operation, vectorizable_condition): Likewise.
15920 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15922 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15924 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15926 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15927 register numbers more.
15928 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15929 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15930 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15931 FUNCTION_VALUE_REGNO_P): Likewise.
15932 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15933 STATIC_CHAIN_REGNUM): Likewise.
15934 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15935 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15936 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15937 * config/m68k/m68k.md (FP_REG): New.
15939 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15941 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15944 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15946 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15947 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15950 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15952 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15955 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15958 * c-decl.c (finish_decl): Grab the type of the decl after the call
15959 to store_init_value.
15961 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15963 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15965 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15968 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15969 dominators, post dominators and cleanup cfg before returning.
15971 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15973 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15974 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15976 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15978 * config.gcc: Recognize fido.
15979 * config/m68k/m68k-devices.def (fidoa): New.
15980 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15982 (FL_FIDOA, TARGET_FIDOA): New.
15983 * config/m68k/m68k.opt (mfidoa): New.
15985 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15987 PR middle-end/31322
15988 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15989 when a personality function is used.
15991 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15993 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15995 2007-04-13 Mike Stump <mrs@apple.com>
15997 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15999 * config/darwin.opt (fapple-kext): Make C++ only.
16000 * config/darwin.c (darwin_override_options): Remove code to ensure
16001 -fapple-kext is given for C++ only.
16003 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16005 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16006 * config/mips/mips.c (override_options): Call
16007 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16009 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16011 * config/i386/i386.opt (msvr3-shlib): Removed.
16013 * doc/invoke.texi: Remove -msvr3-shlib.
16015 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16017 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16018 with "popcnt" instruction.
16020 2007-04-13 Richard Guenther <rguenther@suse.de>
16022 PR tree-optimization/21258
16023 * tree-vrp.c (compare_case_labels): New helper.
16024 (find_switch_asserts): New function.
16025 (find_assert_locations): Call it for SWITCH_EXPRs.
16027 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16029 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16030 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16031 check is now implied in X87_FLOAT_MODE_P.
16032 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16033 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16034 (fix_trunc<mode>_i386_fisttp): Ditto.
16035 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16036 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16037 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16038 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16039 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16040 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16041 (unnamed_splitters): Ditto.
16042 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16043 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16044 FIRST_SSE_REG for local functions when SSE math is enabled or
16045 for functions with sseregparm attribute.
16046 (standard_80387_constant_p): Return -1 if mode is not
16048 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16049 (ix86_expand_compare): Ditto.
16050 (ix86_expand_carry_flag_compare): Ditto.
16051 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16052 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16053 DECIMAL_FLOAT_MODE_P.
16054 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16055 of SCALAR_FLOAT_MODE_P.
16056 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16057 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16058 checks before FLOAT_MODE_P.
16059 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16060 before FLOAT_MODE_P.
16065 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16067 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16068 Charles Wilson <libtool@cwilson.fastmail.fm>
16070 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16071 (libgcc.mvars): Don't depend on them.
16072 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16073 * exec-tool.in: New.
16075 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16077 * doc/invoke.text (--help): Document --help=common.
16079 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16081 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16083 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16085 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16086 * genemit.c (main): Emit #include "integrate.h".
16087 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16088 (LOADGP_RTP): New mips_loadgp_style.
16089 * config/mips/mips.h: Include config/vxworks-dummy.h.
16090 (TARGET_RTP_PIC): New macro.
16091 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16092 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16093 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16094 for TARGET_RTP_PIC.
16095 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16096 -mvxworks-pic when using -mrtp and a PIC option.
16097 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16099 (mips_symbolic_constant_p, mips_symbolic_address_p)
16100 (mips_symbol_insns): Handle SYMBOL_HALF.
16101 (override_options): Warn about -G and -mrtp being used together.
16102 Initialize mips_lo_relocs[SYMBOL_HALF].
16103 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16104 (mips_emit_loadgp): Handle LOADGP_RTP.
16105 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16106 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16107 (tablejump): Handle function-relative case table entries if
16109 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16111 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16113 * config/mips/mips.md (load_call<mode>): Allow any general register.
16115 (sibcall_value_internal, sibcall_value_multiple_internal)
16116 (call_value_internal, call_value_split, call_value_multiple_internal)
16117 (call_value_multiple_split): Remove constraints from operand 0.
16119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16121 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16122 rather than loadgp_noshared.
16123 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16124 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16126 * config/mips/mips.md (loadgp): Rename to...
16127 (loadgp_newabi): ...this.
16128 (loadgp_noshared): Rename to...
16129 (loadgp_absolute): ...this.
16131 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16133 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16134 false for locally-binding symbols.
16135 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16137 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16139 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16140 (SYMBOL_GOT_PAGE_OFST): ...this.
16141 (SYMBOL_GOT_GLOBAL): Rename to...
16142 (SYMBOL_GOT_DISP): ...this.
16143 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16144 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16145 * config/mips/mips.c (mips_global_symbol_p): New function.
16146 (mips_symbol_binds_local_p): Likewise.
16147 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16148 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16149 mips_global_symbol_p and mips_symbol_binds_local_p.
16150 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16151 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16152 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16153 SYMBOL_GOTOFF_DISP.
16154 (mips_ok_for_lazy_binding_p): New function.
16155 (mips_load_call_address, mips_expand_call): Use it.
16156 (mips_dangerous_for_la25_p): Likewise.
16157 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16158 (*got_disp<mode>): Use got_disp_operand instead of
16159 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16160 SYMBOL_GOTOFF_GLOBAL.
16161 (*got_page<mode>): Use got_page_ofst_operand instead of
16163 * config/mips/predicates.md (const_call_insn_operand): Use
16164 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16165 (global_got_operand): Rename to...
16166 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16168 (local_got_operand): Rename to...
16169 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16170 of SYMBOL_GOT_LOCAL.
16172 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16174 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16175 TARGET_CALL_CLOBBERED_GP.
16176 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16177 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16178 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16179 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16180 of TARGET_ABICALLS && !TARGET_NEWABI.
16181 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16182 * config/mips/mips.c (mips_load_call_address): Check
16183 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16184 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16185 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16186 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16187 TARGET_ABICALLS && TARGET_NEWABI.
16188 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16190 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16191 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16192 TARGET_ABICALLS && TARGET_NEWABI.
16193 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16194 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16195 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16196 whether indirect calls must use $25.
16197 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16199 * config/mips/mips.md (jal_macro): Check flag_pic and
16200 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16201 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16202 instead of TARGET_ABICALLS.
16203 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16204 TARGET_ABICALLS && TARGET_OLDABI.
16205 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16206 (sibcall): In the comment above the define_insn, mention
16207 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16208 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16209 instead of TARGET_ABICALLS.
16211 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16213 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16214 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16215 (MACFLAGS_MATCH_P): New macro.
16216 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16217 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16218 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16219 the other MACFLAG constants.
16220 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16221 (flag_machi): Tighten constraints. Renumber some of the operands.
16222 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16224 (flag_machi_parts_acconly): New pattern.
16225 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16227 (flag_macinit1hi): Tighten constraints.
16228 (flag_mul_macv2hi_parts_acconly): New pattern.
16230 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16231 Use a more efficient implementation.
16232 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16233 inline sequences when not optimizing for size.
16235 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16236 movhi_high2low): Delete, merge functionality into...
16237 (packv2hi): ... this pattern.
16239 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16240 * config/bfin/bfin.opt (msim): New option.
16241 (mcpu=): New option.
16242 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16243 (bfin_cpu_t): Typedef of enum bfin_cpu.
16244 (bfin_cpu_type): New declaration.
16245 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16246 -msim and -mcpu= options.
16247 (LIB_SPEC): Likewise.
16248 * config/bfin/bfin.c (bfin_cpu_type): Define.
16249 (bfin_handle_option): Handle -mcpu= option.
16250 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16251 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16252 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16254 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16256 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16257 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16258 (powerpc-wrs-vxworksae): Use ${tm_file}.
16259 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16260 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16261 * config/i386/vx-common.h: New file.
16263 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16265 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16268 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16270 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16273 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16277 * c-common.c (c_build_qualified_type): Set canonical type
16280 2007-04-12 Richard Guenther <rguenther@suse.de>
16282 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16283 lower bound and element size if lower bound is not zero
16284 or either of the ARRAY_REF operands is set.
16286 2007-04-12 Richard Guenther <rguenther@suse.de>
16288 PR tree-optimization/24689
16289 PR tree-optimization/31307
16290 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16292 * gimplify.c (canonicalize_addr_expr): To be consistent with
16293 gimplify_compound_lval only set operands two and three of
16294 ARRAY_REFs if they are not gimple_min_invariant. This makes
16295 it never at this place.
16296 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16298 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16300 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16301 null before emitting a .nsubspa directive.
16303 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16305 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16306 need_to_partition_p if there are no memory statements in the
16309 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16311 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16312 (gcd_of_steps_may_divide_p): New function.
16313 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16315 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16317 * reload.c (find_reloads_toplev, find_reloads_address,
16318 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16319 not a pointer equality test, to decide if we need to call
16320 push_reg_equiv_alt_mem.
16322 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16324 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16325 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16327 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16329 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16331 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16332 vector to be positive.
16334 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16338 * doc/invoke.texi: Document --params max-aliased-vops and
16340 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16341 debug_memory_partitions): Move to tree-flow.h
16342 * params.h (AVG_ALIASED_VOPS): Define.
16343 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16345 (mp_info_t): Likewise.
16346 (get_mem_sym_stats_for): New.
16347 (set_memory_partition): Move from tree-flow-inline.h.
16348 (mark_non_addressable): Only clear the set of symbols for the
16349 partition if it exists.
16350 (dump_memory_partitions): Move from tree-ssa-operands.c
16351 (debug_memory_partitions): Likewise.
16352 (need_to_partition_p): New.
16353 (dump_mem_ref_stats): New.
16354 (debug_mem_ref_stats): New.
16355 (dump_mem_sym_stats): New.
16356 (debug_mem_sym_stats): New.
16357 (update_mem_sym_stats_from_stmt): New.
16358 (compare_mp_info_entries): New.
16359 (mp_info_cmp): Call it.
16360 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16362 (get_mpt_for): Move from tree-ssa-operands.c.
16363 (find_partition_for): New.
16364 (create_partition_for): Remove.
16365 (estimate_vop_reduction): New.
16366 (update_reference_counts): New.
16367 (build_mp_info): New.
16368 (compute_memory_partitions): Refactor.
16369 Document new heuristic.
16370 Call build_mp_info, update_reference_counts,
16371 find_partition_for and estimate_vop_reduction.
16372 (compute_may_aliases): Populate virtual operands before
16373 calling debugging dumps.
16374 (delete_mem_sym_stats): New.
16375 (delete_mem_ref_stats): New.
16376 (init_mem_ref_stats): New.
16377 (init_alias_info): Call it.
16378 (maybe_create_global_var): Remove alias_info argument.
16379 Get number of call sites and number of pure/const call sites
16380 from gimple_mem_ref_stats().
16381 (dump_alias_info): Call dump_memory_partitions first.
16382 (dump_points_to_info_for): Show how many times a pointer has
16384 * opts.c (decode_options): For -O2 set --param
16385 max-aliased-vops to 500.
16386 For -O3 set --param max-aliased-vops to 1000 and --param
16387 avg-aliased-vops to 3.
16388 * fortran/options.c (gfc_init_options): Remove assignment to
16390 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16391 * tree-dfa.c (dump_variable): Dump memory reference
16393 Dump NO_ALIAS* settings.
16394 (referenced_var_lookup): Tidy.
16395 (mem_sym_stats): New.
16396 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16397 and ORIG are different SSA names for a memory partition.
16398 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16399 * tree-flow.h (struct mem_sym_stats_d): Define.
16400 (mem_sym_stats_t): Define.
16401 (struct mem_ref_stats_d): Define.
16402 (struct gimple_df): Add field mem_ref_stats.
16403 (enum noalias_state): Define.
16404 (struct var_ann_d): Add bitfield noalias_state.
16405 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16406 debug_mem_ref_stats, debug_memory_partitions,
16407 debug_mem_sym_stats): Declare.
16408 * tree-ssa-structalias.c (update_alias_info): Update call
16409 sites, pure/const call sites and asm sites in structure
16410 returned by gimple_mem_ref_stats.
16411 Remove local variable IS_POTENTIAL_DEREF.
16412 Increase NUM_DEREFS if the memory expression is a potential
16414 Call update_mem_sym_stats_from_stmt.
16415 If the memory references memory, call
16416 update_mem_sym_stats_from_stmt for all the direct memory
16417 symbol references found.
16418 (intra_create_variable_infos): Set noalias_state field for
16419 pointer arguments according to the value of
16420 flag_argument_noalias.
16421 * tree-ssa-structalias.h (struct alias_info): Remove fields
16422 num_calls_found and num_pure_const_calls_found.
16423 (update_mem_sym_stats_from_stmt): Declare.
16424 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16425 Set default value to 100.
16426 (PARAM_AVG_ALIASED_VOPS): Define.
16428 2007-04-11 Richard Guenther <rguenther@suse.de>
16430 PR middle-end/31530
16431 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16432 a * -b + c as c - a * b if we honor sign dependent rounding.
16434 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16436 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16437 bfin_expand_strmov.
16438 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16439 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16441 (initialize_trampoline): Don't use old-style function definition.
16442 (bfin_secondary_reload): Mark IN_P argument as unused.
16444 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16446 PR tree-optimization/31343
16447 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16448 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16449 * testsuite/gcc.dg/vect/pr31343.c: New.
16451 2007-04-10 Eric Christopher <echristo@apple.com>
16453 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16454 * config/i386/i386.md (*cmpfp0): Use.
16455 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16456 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16457 (fix_trunc<mode>_i386_fisttp): Ditto.
16458 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16459 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16460 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16461 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16462 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16463 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16464 (unnamed_splitters): Ditto.
16465 * config/i386/i386.c (output_fix_trunc): Assert that
16466 we're not being passed a TFmode operand.
16468 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16470 PR tree-optimization/31526
16471 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16472 n_basic_blocks to find newly added blocks.
16474 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16476 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16478 (fix_trunc<mode>si_sse): Ditto.
16479 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16480 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16481 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16482 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16483 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16484 expander using SSEMODEF mode macro.
16485 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16486 expander using SSEMODEF mode macro.
16487 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16488 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16489 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16490 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16491 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16492 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16493 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16494 Macroize insn using X87MODEF mode macro.
16496 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16498 * config/i386/sse.md (sse2_pinsrw): Removed.
16499 (sse2_pextrw): Renamed to ...
16500 (*sse2_pextrw): This.
16502 2007-04-09 Jan Hubicka <jh@suse.cz>
16505 * config/i386/sse.md
16506 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16507 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16508 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16509 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16511 2007-04-09 Jan Hubicka <jh@suse.cz>
16513 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16514 multiple fields of union.
16516 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16518 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16519 (create_preheaders): Check that loops are available.
16520 (fix_loop_structure): Clean up, improve comments.
16521 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16522 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16524 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16525 * predict.c (tree_estimate_probability): Do not call
16526 calculate_dominance_info. Call create_preheaders.
16527 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16528 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16530 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16531 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16532 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16533 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16536 2007-04-08 Jan Hubicka <jh@suse.cz>
16538 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16539 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16540 * fold-const.c (fold_unary): Use it.
16542 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16544 * varasm.c (assemble_variable): Remove call to
16545 lang_hooks.decls.prepare_assemble_variable.
16546 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16547 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16548 * langhooks.h (lang_hooks_for_decls): Remove
16549 prepare_assemble_variable.
16551 2007-04-08 Mike Stump <mrs@apple.com>
16553 * config/i386/i386.c: Use inc/dec on Core2.
16555 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16557 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16558 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16559 lhd_tree_inlining_end_inlining): Remove.
16560 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16561 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16562 end_inlining hooks.
16563 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16564 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16565 lhd_tree_inlining_end_inlining): Remove prototypes.
16566 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16567 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16568 LANG_HOOKS_TREE_INLINING_START_INLINING,
16569 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16571 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16574 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16577 * config/avr/predicates.md (io_address_operand): Delete predicate.
16578 (low_io_address_operand): Don't use 'mode' argument.
16579 (higth_io_address_operand): Rename ...
16580 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16581 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16584 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16586 Revert change removing staticp.
16588 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16591 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16594 2007-04-07 Bruce Korb <bkorb@gnu.org>
16596 * c.opt: Add -Wformat-contains-nul.
16597 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16599 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16600 the NUL byte warning.
16602 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16606 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16608 * tree.c (staticp): No longer use staticp langhook.
16609 * langhooks.c (lhd_staticp): Removed.
16610 * langhooks.h (struct lang_hooks): Remove staticp.
16611 * c-common.c (c_staticp): Remove.
16612 * c-common.h (c_staticp): Ditto.
16613 * langhooks-defs.h (lhd_staticp): Ditto.
16614 (LHD_HOOKS_STATICP): Ditto
16615 * tree.h (gcc_assert_lowered): New macro.
16617 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16619 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16620 argument "reliable".
16621 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16622 Add argument "reliable". Propagate it through calls.
16623 (infer_loop_bounds_from_undefined): Derive number of iterations
16624 estimates from references in blocks that do not dominate loop latch.
16625 (gcov_type_to_double_int): New function.
16626 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16627 and expected_loop_iterations_unbounded.
16628 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16629 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16630 * tree-data-ref.c (estimated_loop_iterations): Export.
16631 (get_references_in_stmt): Fix -- do not return addresses of local
16633 * cfgloop.h (expected_loop_iterations_unbounded,
16634 estimated_loop_iterations): Declare.
16636 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16638 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16640 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16642 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16643 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16644 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16645 Use output_387_reg_move().
16646 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16647 expander using X87MODEF12 mode macro.
16648 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16649 choosing register preferences. Use output_387_reg_move().
16650 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16651 instead of "x". Use output_387_reg_move().
16652 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16653 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16654 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16655 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16656 Use output_387_reg_move().
16657 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16659 (*truncxf?f_i387 splitter): Ditto.
16661 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16663 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16664 LANG_HOOKS_SAFE_FROM_P.
16665 * expr.c (safe_from_p): Remove langhook call.
16666 * langhooks.h (lang_hooks): Remove safe_from_p.
16667 (lhd_safe_from_p): Remove prototype.
16668 * langhooks.c (lhd_safe_from_p): Remove.
16670 2007-04-06 Jan Hubicka <jh@suse.cz>
16672 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16675 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16677 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16678 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16679 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16680 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16682 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16683 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16685 2007-04-05 Richard Henderson <rth@redhat.com>
16687 * config/alpha/alpha.c (print_operand) [+]: Remove.
16688 (alpha_end_function): Print nop if call at end of function.
16689 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16690 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16691 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16692 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16693 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16694 the call pattern. Update peepholes to match.
16696 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16698 * doc/extend.texi (Other Builtins): Add decimal float variants
16700 * builtins.def: Ditto.
16701 * builtins.c (expand_builtin): Ditto.
16703 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16704 H.J. Lu <hongjiu.lu@intel.com>
16707 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16708 of V8HImode when calling ix86_binary_operator_ok.
16709 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16710 (sdot_prodv8hi): Operands 1 and 2 must be register.
16712 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16714 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16715 initialize align to silence bogus warning.
16717 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16719 PR middle-end/22156
16720 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16722 (struct sra_walk_fns): Remove use_all parameter from use.
16723 (sra_hash_tree): Handle BIT_FIELD_REFs.
16724 (sra_elt_hash): Don't hash bitfld blocks.
16725 (sra_elt_eq): Skip them in parent compares as well. Handle
16727 (sra_walk_expr): Don't maintain or pass down use_all_p.
16728 (scan_use): Remove use_all parameter.
16729 (scalarize_use): Likewise. Re-expand assignment to
16730 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16731 output, and re-scalarize after output. Don't mark anything
16733 (scalarize_ldst): Adjust.
16734 (scalarize_walk_gimple_modify_statement): Likewise.
16735 (build_element_name_1): Handle BIT_FIELD_REFs.
16736 (instantiate_element): Don't warn for any element whose parent
16737 is used as a whole.
16738 (instantiate_missing_elements_1): Return the sra_elt.
16739 (canon_type_for_field): New.
16740 (try_instantiate_multiple_fields): New.
16741 (instantiate_missing_elemnts): Use them.
16742 (mark_no_warning): Removed.
16743 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16744 (REPLDUP, sra_build_elt_assignment): New.
16745 (generate_copy_inout): Use them.
16746 (generate_element_copy): Likewise. Handle bitfld differences.
16747 (generate_element_zero): Don't recurse for blocks. Use
16748 sra_build_elt_assignment.
16749 (generate_one_element_int): Take elt instead of var. Use
16750 sra_build_elt_assignment.
16751 (generate_element_init_1): Adjust.
16752 (scalarize_use, scalarize_copy): Use REPLDUP.
16753 (scalarize_ldst): Move assert before dereference.
16754 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16756 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16758 * regmove.c: Fix unused variable warnings due to previous commit.
16760 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16762 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16763 (regmove_bb_head): Remove.
16764 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16765 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16766 problems with fixup_match_1.
16767 Don't initialize/free regmove_bb_head.
16769 (reg_is_remote_constant_p): If an insn is in the same basic block
16770 but not before INSN, consider it remote, too.
16772 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16775 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16776 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16778 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16780 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16781 (CONDITIONAL_REGISTER_USAGE): Likewise.
16783 2007-04-04 Richard Henderson <rth@redhat.com>
16785 * config/alpha/lib1funcs.asm: Remove unused file.
16787 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16790 * opts.c (print_specific_help): Fix --help=<language>
16792 (common_handle_option): Support --help=common.
16794 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16797 * gcc.c (main): Do not run the linker if
16798 print_subprocess_help indicates that it shouldn't be
16801 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16804 * doc/invoke.texi (--help=): Document <languages> value, fix
16805 formatting in tables of values.
16807 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16809 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16810 dllimport attribute of virtual methods.
16812 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16814 * config/score/crti.asm: Change _bss_start to __bss_start.
16815 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16816 (OUTGOING_REG_PARM_STACK_SPACE) update.
16817 * config/score/score.opt: add options to make backend support
16818 score5, score5u, score7 and score7d.
16819 * config/score/score.md: Likewise.
16820 * config/score/misc.md: Likewise.
16821 * config/score/mac.md: Likewise.
16822 * doc/invoke.texi: Likewise.
16823 * doc/md.texi: update constraints define.
16825 2007-04-03 Richard Henderson <rth@redhat.com>
16827 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16828 an appropriate type, use the mode instead.
16830 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16832 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16833 Set the default --with-arch setting to mips2.
16834 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16835 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16836 (MULTILIB_OSDIRNAMES): Delete.
16837 (MULTILIB_DIRNAMES): Define.
16838 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16839 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16840 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16841 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16842 VXWORKS_OS_CPP_BUILTINS.
16843 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16844 (MIPS_DEBUGGING_INFO): Undefine.
16845 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16847 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16849 PR middle-end/30704
16850 * fold-const.c (native_encode_real): Encode real.c provided longs
16851 as a series of 32-bit native integers.
16852 (native_interpret_real): Interpret buffer as a series of 32-bit
16855 2007-04-03 Richard Guenther <rguenther@suse.de>
16857 * genpreds.c (write_insn_constraint_len): Write function
16858 optimized for CONSTRAINT_LEN implementation.
16859 (write_tm_preds_h): Output insn_constraint_len inline and
16860 use it for CONSTRAINT_LEN.
16861 (write_insn_preds_c): Don't output insn_constraint_len.
16862 * doc/md.texi (define_register_constraint): Document multi-letter
16863 constraints shall have the same length if they start with the same
16866 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16869 * config/i386/i386.md (isinf<mode>2): Expand only when
16870 TARGET_C99_FUNCTIONS is set.
16872 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16874 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16875 (x86_64-*-linux*): Ditto.
16876 * config/i386/i386.opt (mpc): New option.
16877 * config/i386/i386.c (overrride_options): Handle
16878 ix87_precision_string.
16879 * config/i386/crtprec.c: New file.
16880 * config/i386/t-crtpc: Ditto.
16881 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16882 and -mpc80 options.
16883 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16884 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16885 crtprec32.o, crtprec64.o and crtprec80.o.
16887 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16888 and -mpc80 options.
16889 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16891 2007-04-02 Eric Christopher <echristo@apple.com>
16893 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16894 limitations on darwin.
16896 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16899 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16901 2007-04-02 Dave Korn <dave.korn@artimi.com>
16903 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16905 2007-04-02 Dave Korn <dave.korn@artimi.com>
16907 * libgcc2.h (exception_descriptor): Don't forward-declare.
16908 (__get_eh_table_language, __get_eh_table_version): Delete
16909 prototypes of long-dead functions.
16911 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16913 * ebitmap.h: New file
16914 * ebitmap.c: New file
16915 * Makefile.in (ebitmap.o): New target.
16917 2007-04-01 Jan Hubicka <jh@suse.cz>
16919 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16920 before very first instruction.
16922 2007-04-01 Jan Hubicka <jh@suse.cz>
16924 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16925 waring on 64bit hosts.
16926 * bitmap.h: Fix typo in bitmap_head_def.
16928 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16930 PR rtl-optimization/31391
16931 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16932 into a DELETED_LABEL note, and the label is in an empty basic
16933 block, update BB_END as well as BB_HEAD.
16935 2007-04-01 Richard Henderson <rth@redhat.com>
16937 PR tree-optimization/31169
16938 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16939 to varying if the range is outside [0, prec-1].
16941 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16944 * config/mips/mips.md (load_const_gp): New insn.
16945 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16946 the MIPS16 GP pseudo register if no_new_pseudos.
16947 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16949 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16952 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16954 (call_value): Likewise.
16956 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16957 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16960 * doc/invoke.texi: (optimization options): Reword description
16961 of -ffast-math. Document its primary purpose.
16963 2007-03-31 Richard Guenther <rguenther@suse.de>
16965 * omp-low.c (splay-tree.h): Include.
16966 (lookup_decl): Replace splay-tree usage by pointer-map.
16967 (maybe_lookup_decl): Likewise.
16968 (new_omp_context): Likewise.
16969 (delete_omp_context): Likewise.
16970 * gimplify.c (splay-tree.h): Include.
16971 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16973 (remap_ssa_name): Likewise.
16974 (remap_decl): Likewise.
16975 (remap_type_1): Likewise.
16976 (remap_type): Likewise.
16977 (copy_body_r): Likewise.
16978 (expand_call_inline): Likewise.
16979 (clone_body): Likewise.
16980 (copy_tree_r): Likewise.
16981 (remap_save_expr): Likewise.
16982 (unsave_r): Likewise.
16983 (unsave_expr_now): Likewise.
16984 (tree_function_versioning): Likewise.
16985 (build_duplicate_type): Likewise.
16986 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16987 (struct copy_body_data): Replace splay-tree by pointer-map.
16988 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16989 not $(SPLAY_TREE_H).
16990 (gimplify.o): Depend on $(SPLAY_TREE_H).
16991 (omp-low.p): Likewise.
16993 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16995 * config/avr/predicates.md (even_register_operand,
16996 odd_register_operand): New predicates.
16997 * config/avr/avr.md (movw peephole2): New.
16998 (movw_r peephole2): New.
17000 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17002 * tree.h (get_signed_or_unsigned_type): New.
17003 * fold-const.c (operand_equal_for_comparison_p): Use
17004 get_signed_or_unsigned_type instead of
17005 lang_hooks.types.signed_or_unsigned_type.
17006 * expr.c (store_expr): Ditto.
17007 * langhooks.c (get_signed_or_unsigned_type): New.
17008 (lhd_signed_or_unsigned_type): New.
17009 * langhooks.h (lhd_signed_or_unsigned_type): New.
17010 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17012 2007-03-30 Richard Henderson <rth@redhat.com>
17014 * tree-ssa-loop-ivopts.c: Include target.h.
17015 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17016 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17017 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17018 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17020 2007-03-30 Richard Henderson <rth@redhat.com>
17021 Kai Tietz <kai.tietz@onevision.com>
17023 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17024 default for 64-bit.
17025 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17026 (TARGET_64BIT_MS_ABI): New.
17027 (DBX_REGISTER_NUMBER): Handle 64-bit.
17028 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17029 (LONG_TYPE_SIZE): Force to 32.
17030 (REG_PARM_STACK_SPACE): New.
17031 (OUTGOING_REG_PARM_STACK_SPACE): New.
17032 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17033 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17034 (STACK_BOUNDARY): Use 128 for 64-bit.
17035 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17036 Add 64-bit implementation.
17037 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17039 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17040 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17041 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17042 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17043 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17044 TARGET_64BIT_MS_ABI.
17045 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17046 (ix86_pass_by_reference): Likewise.
17047 (ix86_function_value_regno_p): Likewise.
17048 (ix86_build_builtin_va_list): Likewise.
17049 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17050 (function_arg_advance_ms_64): New.
17051 (function_arg_advance): Call it.
17052 (function_arg_ms_64): New.
17053 (function_arg): Call it.
17054 (function_value_ms_64): New.
17055 (ix86_function_value_1): Call it.
17056 (return_in_memory_ms_64): New.
17057 (ix86_return_in_memory): Call it.
17058 (setup_incoming_varargs_ms_64): New.
17059 (ix86_setup_incoming_varargs): Call it.
17060 (ix86_expand_prologue): Handle 64-bit stack probing.
17061 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17062 (output_pic_addr_const): Likewise.
17063 (x86_this_parameter): Likewise.
17064 (x86_output_mi_thunk): Likewise.
17065 (x86_function_profiler): Likewise.
17066 (TARGET_STRICT_ARGUMENT_NAMING): New.
17067 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17068 (TARGET_64BIT_MS_ABI): New.
17069 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17070 * config/i386/i386.md (allocate_stack_worker): Remove.
17071 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17072 describe the clobber of eax without a match_scratch.
17073 (allocate_stack_worker_postreload): Remove.
17074 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17075 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17076 (allocate_stack_worker_rex64_postreload): Remove.
17077 (allocate_stack): Handle 64-bit.
17078 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17079 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17080 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17081 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17082 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17083 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17084 * config.build (x86_64-*-mingw*): New host.
17085 * config.host (x86_64-*-mingw*): New host.
17086 * config.gcc (x86_64-*-mingw*): New target.
17087 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17089 2007-03-30 Richard Henderson <rth@redhat.com>
17090 Kai Tietz <kai.tietz@onevision.com>
17092 * c-pragma.c (struct def_pragma_macro_value): New.
17093 (struct def_pragma_macro): New.
17094 (pushed_macro_table): New.
17095 (dpm_hash, dpm_eq): New.
17096 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17097 (init_pragma): Install them.
17098 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17100 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17102 * config/avr/avr.c (avr_override_options): Clear
17103 'flag_delete_null_pointer_checks'.
17105 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17108 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17109 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17110 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17111 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17112 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17113 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17114 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17116 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17118 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17120 * regmove.c: Move all of pass_stack_adjustments from here...
17121 * combine-stack-adj.c: ...to this new file.
17122 * Makefile.in: Add rules for combine-stack-adj.o.
17124 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17126 PR tree-optimization/31383
17127 * tree-data-ref.c (affine_function_equal_p): Do not require the
17128 vectors to have the same length.
17130 2007-03-30 Jan Hubicka <jh@suse.cz>
17132 PR middle-end/30700
17133 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17134 availablility; add more sanity checking; ask varpool only about
17137 2007-03-29 Richard Henderson <rth@redhat.com>
17139 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17140 to decide, but __SIZEOF_LONG_LONG__.
17142 2007-03-29 Richard Henderson <rth@redhat.com>
17144 * emutls.c (struct __emutls_array): New.
17145 (emutls_destroy): Use it instead of casting element 0 from void*.
17146 (__emutls_get_address): Likewise.
17148 2007-03-29 Richard Henderson <rth@redhat.com>
17150 * varasm.c (initializer_constant_valid_p): Don't deny
17151 DECL_DLLIMPORT_P on functions.
17153 * config/i386/cygming.h: Remove function declarations.
17154 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17155 (ASM_OUTPUT_LABELREF): Remove.
17156 (COMMON_ASM_OP): Remove.
17157 (ASM_OUTPUT_COMMON): Remove.
17158 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17159 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17160 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17161 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17162 Rename from TARGET_ENCODE_SECTION_INFO.
17163 * config/i386/netware.h: Likewise.
17164 * config/i386/i386-protos.h: Update.
17165 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17166 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17167 (legitimate_constant_p): Reject dllimports.
17168 (dllimport_map, get_dllimport_decl): New.
17169 (legitimize_dllimport_symbol): New.
17170 (legitimize_address, ix86_expand_move): Use it.
17171 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17172 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17173 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17174 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17175 * config/i386/predicates.md (constant_call_address_operand): Only
17176 accept symbols; reject dllimport_p symbols.
17177 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17178 i386_pe_maybe_record_exported_symbol.
17179 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17180 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17181 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17182 trust the setting of DECL_DLLIMPORT_P.
17183 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17184 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17185 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17186 tidy the argument scanning loop.
17187 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17188 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17189 (i386_pe_strip_name_encoding): Remove.
17190 (i386_pe_binds_local_p): New.
17191 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17192 (i386_pe_output_labelref): Remove.
17193 (i386_pe_asm_output_aligned_decl_common): New.
17194 (i386_pe_maybe_record_exported_symbol): Rename from
17195 i386_pe_record_exported_symbol; check for dllexported symbols.
17197 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17199 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17200 add comment explaining why vsnprintf cannot be used.
17202 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17204 PR tree-optimization/30666
17205 * tree.c (build_complex_type): When creating type names for DWARF2
17206 debug info, create TYPE_DECLs for TYPE_NAME instead of
17208 (build_common_tree_nodes_2): Use build_complex_type when building
17209 predefined complex types, to preserve canonical types.
17211 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17213 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17214 (noce_get_alt_condition): Look at it to determine whether to
17215 reverse the condition or not.
17216 (noce_get_condition): Substitute the truth for lies.
17217 (noce_find_if_block): Set the then_else_reversed field.
17219 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17221 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17222 destination of this insn.
17223 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17224 than calling gen_rtx_SET directly. Use r0 to hold the value of
17225 'address + 4' rather than a stack based temporary which can be
17226 mis-optimized away.
17228 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17230 * config/s390/s390.c (s390_secondary_input_reload_class,
17231 s390_secondary_output_reload_class): Functions removed.
17232 (s390_secondary_reload): New function.
17233 (TARGET_SECONDARY_RELOAD): Target macro defined.
17234 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17235 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17236 * config/s390/s390.md ("reload_outti", "reload_outdi",
17237 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17238 "reload_out<mode>"): Expanders removed.
17239 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17240 "reload<mode>_nonoffmem_out"): Expanders added.
17242 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17244 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17245 action if SRC->DEST replacement failed anyway.
17247 2007-03-28 Mike Stump <mrs@apple.com>
17249 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17250 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17251 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17253 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17255 * config.gcc: Accept barcelona as a variant of amdfam10.
17256 * config/i386/i386.c (override_options): Likewise.
17257 * doc/invoke.texi: Likewise.
17259 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17261 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17262 offsets for BIT_FIELD_REF and COMPONENT_REF.
17264 2007-03-28 Richard Guenther <rguenther@suse.de>
17266 * tree.c (is_global_var): Move ...
17267 * tree-flow-inline.h (is_global_var): ... here.
17268 * tree.h (is_global_var): Remove declaration.
17270 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17272 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17274 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17275 * config/i386/i386.c (ix86_tune_features): Initialize new
17277 * config/i386/predicates.md (promotable_binary_operator): Use
17278 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17280 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17283 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17285 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17287 * config/fr30/fr30.md (movsi_internal): Change destination
17288 constraint from m to V and add m to the end.
17290 2007-03-28 Christian Bruel <christian.bruel@st.com>
17292 * config/sh/sh.md (movsi_i): Fix type attribute.
17294 2007-03-28 Christian Bruel <christian.bruel@st.com>
17296 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17297 (movsf_ie): Likewise.
17299 2007-03-28 Christian Bruel <christian.bruel@st.com>
17301 * config.gcc: Add sh4-300 to multilib.
17302 * config/sh/t-mlib-sh4-300: New file.
17304 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17306 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17307 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17308 fix_trunc<mode>di2.
17309 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17310 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17311 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17312 "fixuns_trunctddi2"): Whitespace fix.
17314 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17316 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17317 the definition of struct sh_args.
17318 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17319 CALL_COOKIE_INT_REG_GET): Likewise.
17321 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17323 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17324 transformations are applied successfully.
17326 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17328 * tree.c (tree_contains_struct): Permit 512 tree codes.
17329 * tree.h (tree_contains_struct): Ditto.
17330 (MAX_TREE_CODES): Ditto.
17331 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17332 SPARE member to store remaining padding bits.
17334 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17336 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17339 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17341 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17342 * configure: Regenerate.
17344 * configure: Regenerate using the correct version of autoconf.
17346 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17348 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17350 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17351 regs to "__SP_L__" and "__SP_H__".
17353 2007-03-27 Richard Guenther <rguenther@suse.de>
17355 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17356 computations with it with a HOST_WIDE_INT variable.
17358 2007-03-26 Mike Stump <mrs@apple.com>
17360 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17361 objective-c-header, objective-c++-header and objc++-cpp-output
17363 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17365 2007-03-26 Richard Henderson <rth@redhat.com>
17368 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17369 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17370 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17371 IX86_BUILTIN_PSRLQ128): New.
17372 (ix86_init_mmx_sse_builtins): Add them.
17373 (ix86_expand_builtin): Expand them.
17374 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17375 operand 2 be TImode.
17376 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17377 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17378 _mm_srli_epi64): Mark __B const.
17379 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17380 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17381 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17382 new two-vector shift builtins.
17384 2007-03-26 Ian Lance Taylor <iant@google.com>
17386 PR tree-optimization/31345
17387 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17388 [+INF, +INF(OVF)] into VARYING.
17390 2007-03-26 Zack Weinberg <zackw@panix.com>
17392 * gengtype-parse.c: New file.
17393 * gengtype-yacc.y: Delete.
17394 * gengtype-lex.l: Don't include gengtype-yacc.h.
17395 Define YY_DECL and yyterminate appropriately for recursive
17396 descent parser. yylval is now a string out-parameter to yylex.
17397 (HWS, EOID): New shorthand.
17398 (IWORD): Add a couple more types.
17399 (yylex): Add a setup stanza. Remove the complex rules for
17400 detecting GTY'ed types and typedefs; replace with simple
17401 keyword detectors. Adjust everything for the changed
17402 definition of yylval. Ignore all pp-directives, not just #define.
17404 (parse_file): Rename yybegin; do not call yyparse.
17406 * gengtype.c (xasprintf): Export again.
17407 (this_file): New. Use everywhere __FILE__ was being used.
17408 (get_lang_bitmap): Special case types defined in gengtype.c.
17409 (do_typedef, new_structure): Suppress definition of certain types.
17410 (new_structure): Improve diagnostics of duplicate definitions.
17411 Make sure location_s is associated with input.h.
17412 (nreverse_pairs, define_location_structures): New functions.
17413 (main): Improve tagging of kludge types. Remove old kludges
17414 for input.h types; use define_location_structures.
17415 * gengtype.h: Update prototypes. Define token codes here.
17416 * Makefile.in: Remove all references to gengtype-yacc.
17417 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17419 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17420 add GTY((skip)) to the field that's only conditionally there.
17421 * doc/install.texi: Document that Bison is no longer required
17422 unless building treelang.
17424 * gengtype.c: Don't include gtyp-gen.h.
17425 (srcdir): Declare here.
17426 (base_files, lang_dir_names): Allocate dynamically.
17427 (gt_files, num_gt_files, num_lang_dirs): New globals.
17428 (measure_input_list, read_input_line, read_input_list)
17429 (set_lang_bitmap): New functions.
17430 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17431 simplify, relying on read_input_list to set up the bitmaps.
17432 (main): Arguments are no longer unused. Check for correct number
17433 of command line arguments, set srcdir and srcdir_len, then call
17434 read_input_list, before doing anything else. No need to worry
17435 about duplicates in main loop.
17436 * configure.ac: Simplify the calculation of all_gtfiles.
17437 Put language tags in there. Don't set or substitute
17438 all_gtfiles_files_langs or all_gtfiles_files_frags.
17439 * Makefile.in: Revamp the way gengtype is invoked, now that it
17440 takes a file on its command line with a much simpler format.
17441 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17442 (GTFILES): Remove duplicates and C source files.
17443 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17444 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17445 * configure: Regenerate.
17447 * gengtype.h: Remove all type definitions to gengtype.c; leave
17448 only definitions of options_p, type_p, and pair_p as opaque
17449 pointers. Update prototypes.
17450 * gengtype.c: Many type definitions moved here from gengtype.h.
17451 Consolidate type definitions at the top of the file.
17452 (xvasprintf): Delete.
17453 (xasprintf): Make static.
17454 (create_nested_pointer_option): Add 'next' parameter.
17455 (create_field_all, create_field_at): New functions.
17456 (create_field): Now a thin wrapper around create_field_all.
17457 (create_optional_field): Rename create_optional_field_ and add
17458 line argument. Original name is now a macro which supplies
17460 (oprintf): Use vsnprintf directly.
17461 (close_output_files): Use fatal rather than perror/exit.
17462 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17463 (main): Set progname. Don't use exit.
17464 * gengtype-yacc.y (struct_fields): Use create_field_at.
17465 (option, optionseqopt): Delete.
17466 (optionseq): Consolidate productions from option here so we
17467 can use the first argument to create_option.
17469 * gengtype-lex.l: Distinguish unions from structures in the
17470 token type. Don't call find_structure; return the tag as a string.
17471 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17472 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17473 string. Reorganize typedef_struct production accordingly.
17474 Use create_nested_ptr_option.
17475 * gengtype.c (create_nested_ptr_option): New function.
17476 * gengtype.h: Declare it.
17478 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17479 (string_type): Don't declare.
17480 (do_scalar_typedef): Declare.
17481 (create_scalar_type): Update prototype.
17482 * gengtype.c (string_type): Make static.
17483 (scalar_nonchar, scalar_char): New.
17484 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17485 (resolve_typedef): Use scalar_nonchar for error recovery.
17486 (create_scalar_type): Remove name_len field. Return scalar_char
17487 or scalar_nonchar as appropriate.
17488 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17489 to use string_type.
17490 (throughout): Use scalar_nonchar instead of calling
17491 create_scalar_type, whenever possible.
17492 (main): Initialize scalar_char and scalar_nonchar before calling
17494 * gengtype-lex.l: Adjust for removal of second argument to
17495 create_scalar_type. Use yylval.s instead of yylval.t when
17497 * gengtype-yacc.y: Type of SCALAR is string. Call
17498 create_scalar_type from type:SCALAR rule. Adjust for removal of
17499 second argument to create_scalar_type.
17501 * vec.h: Remove all #if IN_GENGTYPE blocks.
17502 Add comment saying that changes may require adjustments to gengtype.
17503 * gengtype.c: Don't include coretypes.h or tm.h.
17504 Add comment to inclusion of errors.h.
17505 (note_def_vec, note_def_vec_alloc): New functions.
17506 * gengtype.h: Declare new functions.
17507 * gengtype-lex.l: Don't include coretypes.h.
17508 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17510 (update_lineno): Remove unnecessary prototype.
17511 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17512 (VEC rule): Just return VEC_TOKEN.
17513 * gengtype-yacc.y (VEC_TOKEN): New token type.
17514 (type): Add a production for VEC(a,b).
17515 * Makefile.in: Update dependencies.
17517 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17518 typedefs that use the old PARAMS macro.
17520 * gengtype-lex.l: Remove all rules and states relating to yacc
17522 * gengtype-yacc.y: Similarly.
17523 * gengtype.c (note_yacc_type): Delete function.
17524 * gengtype.h: Update prototypes.
17526 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17528 * tree-pretty-print.c (dump_generic_node): Report precision of
17529 unnamed integer types.
17531 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17533 * ifcvt.c (noce_try_store_flag_constants): Don't check
17534 no_new_pseudos here.
17535 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17536 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17537 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17538 noce_try_sign_mask): Likewise.
17539 (if_convert): Check no_new_pseudos here.
17541 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17543 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17544 (noce_get_condition): Handle new then_else_reversed argument.
17545 (noce_init_if_info): Remove, fold into noce_find_if_block.
17546 (noce_process_if_block): Take a struct noce_if_info as the
17547 argument. Don't set up one based on ce_if_info. Update pointer
17548 references accordingly.
17549 (cond_move_process_if_block): Likewise.
17550 (process_if_block): Removed.
17551 (find_if_block): Removed. Move functionality two new functions,
17552 noce_find_if_block and cond_exec_find_if_block.
17553 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17554 blocks and the symmetric IF-ELSE-JOIN case.
17555 (cond_exec_find_if_block): Also new function mostly based on old
17556 find_if_block and process_if_block.
17557 (find_if_header): Replace find_if_block call with separately
17558 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17559 (find_cond_trap): Update noce_get_condition call.
17560 (dead_or_predicable): Likewise.
17562 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17564 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17566 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17567 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17568 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17569 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17570 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17571 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17572 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17573 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17574 __builtin_ia32_psrad128 builtins.
17576 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17578 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17579 * config/i386/constraints.md
17580 (define_constraint "I"): Use IN_RANGE macro.
17581 (define_constraint "J"): Ditto.
17582 (define_constraint "K"): Ditto.
17583 (define_constraint "M"): Ditto.
17584 (define_constraint "N"): Ditto.
17585 (define_constraint "O"): Ditto.
17586 * config/i386/predicates.md
17587 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17588 (define_predicate "const_0_to_3_operand"): Ditto.
17589 (define_predicate "const_0_to_7_operand"): Ditto.
17590 (define_predicate "const_0_to_15_operand"): Ditto.
17591 (define_predicate "const_0_to_63_operand"): Ditto.
17592 (define_predicate "const_0_to_255_operand"): Ditto.
17593 (define_predicate "const_1_to_31_operand"): Ditto.
17594 (define_predicate "const_2_to_3_operand"): Ditto.
17595 (define_predicate "const_4_to_7_operand"): Ditto.
17597 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17599 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17600 in SImode for save_world.
17601 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17604 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17606 PR tree-optimization/30784
17607 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17610 2007-03-25 Revital Eres <eres@il.ibm.com>
17612 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17613 Fold movement_possibility function into it.
17615 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17617 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17618 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17619 (call_indirect_nonlocal_darwin64): Same.
17620 (call_nonlocal_darwin64): Same.
17621 (call_value_indirect_nonlocal_darwin64): Same.
17622 (call_value_nonlocal_darwin64): Same.
17623 (sibcall_nonlocal_darwin64): Same.
17624 (sibcall_value_nonlocal_darwin64): Same.
17625 (sibcall_symbolic_64): Same.
17626 (sibcall_value_symbolic_64): Same.
17627 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17629 (rs6000_emit_load_toc_table): Same.
17630 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17631 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17633 (divss_call): Same.
17634 (divus_call): Same.
17635 (quoss_call): Same.
17636 (quous_call): Same.
17637 (load_toc_v4_pic_si): Same
17638 (load_toc_v4_PIC_1): Same.
17639 (load_toc_v4_PIC_1b): Same.
17640 (call_indirect_aix{32,64}): Same.
17641 (call_value_indirect_aix{32,64}): Same.
17643 (call_value): Same.
17644 (call_local{32,64}): Same.
17645 (call_value_local{32,64}): Same.
17646 (call_indirect_nonlocal_aix{32,64}): Same.
17647 (call_nonlocal_aix{32,64}): Same.
17648 (call_value_indirect_nonlocal_aix{32,64}): Same.
17649 (call_value_nonlocal_aix{32,64}): Same.
17650 (call_indirect_nonlocal_sysv<mode>): Same.
17651 (call_nonlocal_sysv<mode>): Same.
17652 (call_value_indirect_nonlocal_sysv<mode>): Same.
17653 (call_value_nonlocal_sysv<mode>): Same.
17655 (sibcall_local{32,64}): Same.
17656 (sibcall_value_local{32,64}): Same.
17657 (sibcall_nonlocal_aix{32,64}): Same.
17658 (sibcall_value_nonlocal_aix{32,64}): Same.
17659 (sibcall_nonlocal_sysv<mode>): Same.
17660 (sibcall_value): Same.
17661 (sibcall_value_nonlocal_sysv<mode>): Same.
17663 2007-03-24 Paul Brook <paul@codesourcery.com>
17665 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17666 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17668 2007-03-24 Richard Henderson <rth@redhat.com>
17670 * config/ia64/constraints.md: New file.
17671 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17672 satisfies_constraint_?.
17673 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17674 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17675 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17676 ia64_output_mi_thunk): Likewise.
17677 (ia64_const_ok_for_letter_p): Remove.
17678 (ia64_const_double_ok_for_letter_p): Remove.
17679 (ia64_extra_constraint): Remove.
17680 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17681 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17682 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17683 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17684 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17685 EXTRA_MEMORY_CONSTRAINT): Remove.
17686 * config/ia64/ia64.md: Include constriants.md. Replace
17687 CONST_OK_FOR_? with satisfies_constraint_?.
17689 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17690 H.J. Lu <hongjiu.lu@intel.com>
17692 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17694 (name macros): Use DPD_BID_NAME to convert names properly.
17696 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17697 decimal floating point format.
17698 (init_floating_libfuncs): Change decimal functions so that they
17699 have a "bid_" prefix if the decimal system uses the BID format,
17700 and "dpd_" prefix if the decimal system uses the DPD format.
17701 (init_interclass_conv_libfuncs): Ditto.
17702 (init_intraclass_conv_libfuncs): Ditto.
17704 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17705 using the BID format.
17707 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17708 whether we are using the BID decimal format.
17709 * configure: Regenerate.
17711 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17712 the compiler has decimal floating point enabled. Define
17713 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17716 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17717 using the BID format.
17719 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17720 whether we are using the BID decimal format.
17721 * configure: Regenerate.
17723 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17724 the compiler has decimal floating point enabled. Define
17725 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17728 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17729 options, and that it is enabled for i386/x86_64 systems.
17731 * Makefile.in (enable_decimal_float): New.
17733 (DECNUMINC): Add -I$(DECNUMFMT).
17734 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17735 to $(DECNUMFMT) from $(DECNUM).
17737 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17738 Substitute enable_decimal_float.
17739 * configure: Regenerated.
17742 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17745 * configure.ac: Enable decimal float for x86_64-*-linux*.
17746 * configure: Regenerated.
17749 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17750 decimal128ClearSign to flip and clear the sign bit in decimal128.
17751 (decimal_real_maxval): Set decimal128SetSign to set the sign
17754 2007-03-23 Ian Lance Taylor <iant@google.com>
17756 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17758 2007-03-23 Ian Lance Taylor <iant@google.com>
17760 * tree-dump.c (dump_files): Correct comment.
17762 2007-03-23 Ian Lance Taylor <iant@google.com>
17764 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17766 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17768 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17769 in cfglayout mode. Don't go into and out of cfglayout mode.
17770 Link the blocks in the order of the constructed traces.
17771 (rest_of_handle_tracer): Adjust call to tracer.
17772 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17773 Don't go into cfglayout mode.
17774 (rtl_loop_done): Don't go out of cfglayout mode.
17775 * cfglayout.c (relink_block_chain): New function, split out from...
17776 (fixup_reorder_chain): ...here. Remove redundant checking.
17777 (cfg_layout_finalize): Don't clear the header, footer, and aux
17778 fields here, move the code to do so to relink_block_chain. Likewise
17779 for free_original_copy_tables.
17780 * rtl.h (tracer): Update prototype.
17781 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17782 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17783 mode. Use relink_block_chain to serialize the CFG according to the
17784 new basic block order. Move targetm.cannot_modify_jumps_p check from
17786 (gate_handle_reorder_blocks): ...to here.
17787 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17789 (gate_duplicate_computed_gotos): ...to here.
17790 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17791 something always changes when going into and out of cfglayout mode.
17792 Perform an expensive cfg cleanup while going into cfglayout mode.
17793 Always update liveness information on HAVE_conditional_execution
17794 targets. Reserialize the basic blocks and go out of cfglayout mode.
17795 * reg-stack.c: Include cfglayout.h.
17796 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17797 the call to reorder_basic_blocks.
17798 * basic-block.h (reorder_basic_blocks): Update prototype.
17799 (relink_block_chain): New prototype.
17800 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17802 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17804 * config/mips/mips.md (type, hazard, *movdi_32bit,
17805 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17806 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17807 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17808 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17809 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17811 (movcc): Change first xfer to multi.
17812 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17813 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17814 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17815 config/mips/generic.md: Change reservations using "xfer" to use
17817 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17818 using match_operand.
17819 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17820 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17822 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17824 2007-03-22 Richard Henderson <rth@redhat.com>
17826 * config/i386/i386.c: Remove unnecessary function declarations.
17827 Move targetm definition, and all related macros, to the end of
17828 the file. Resort some functions to put definitions before uses.
17829 (ix86_attribute_table): Make static. Move to end of file.
17830 (ix86_gimplify_va_arg): Make static.
17832 2007-03-22 Richard Henderson <rth@redhat.com>
17834 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17835 don't increase local_regparm with force_align_arg_pointer check.
17836 (ix86_function_sseregparm): Assert 32-bit.
17837 (type_has_variadic_args_p): New.
17838 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17839 type_has_variadic_args_p.
17840 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17841 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17842 use memset instead. Do maybe_vaarg check first; skip attribute
17843 tests if true; skip attribute tests for 64-bit.
17844 (construct_container): Remove TARGET_DEBUG_ARG.
17845 (function_arg_advance_32, function_arg_advance_64): Split out ...
17846 (function_arg_advance): ... from here.
17847 (function_arg_32, function_arg_64): Split out ...
17848 (function_arg): ... from here.
17849 (ix86_pass_by_reference): Tidy.
17850 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17851 (function_value_32): New, from parts of ix86_function_value
17852 and ix86_value_regno.
17853 (function_value_64): New, from parts of ix86_function_value
17854 and ix86_libcall_value.
17855 (ix86_function_value_1): New.
17856 (ix86_function_value, ix86_libcall_value): Use it.
17857 (return_in_memory_32, return_in_memory_64): Split out ...
17858 (ix86_return_in_memory): ... from here.
17859 (ix86_struct_value_rtx): Skip for 64-bit.
17860 (ix86_libcall_value, ix86_value_regno): Remove.
17861 (setup_incoming_varargs_64): Split out ...
17862 (ix86_setup_incoming_varargs): ... from here.
17863 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17864 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17865 * config/i386/i386-protos.h (ix86_function_value): Remove.
17866 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17868 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17871 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17872 infinities not supported, otherwise emit warning if -Woverflow. On
17873 underflow, emit warning if -Woverflow.
17874 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17876 * real.h (real_from_string): Update declaration
17878 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17879 Richard Henderson <rth@redhat.com>
17881 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17882 * calls.c (compute_argument_block_size, expand_call,
17883 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17884 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17885 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17886 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17887 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17888 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17889 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17890 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17893 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17895 * c-incpath.c (add_sysroot_to_chain): New.
17896 (merge_include_chains): Add sysroot argument. Call
17897 add_sysroot_to_chain if sysrooted.
17898 (register_include_chains): Update call to merge_include_chains.
17899 * doc/cppopts.texi: Document use of '=' in include directory
17902 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17904 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17905 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17906 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17907 insn pattern using X87MODEF12 mode macro.
17909 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17911 * regmove.c (regmove_optimize): Use reg_mentioned_p
17912 instead of reg_overlap_mentioned_p for DST.
17914 2007-03-21 Mike Stump <mrs@apple.com>
17916 * c.opt: Fixup for Objective-C/C++.
17918 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17920 * explow.c (convert_memory_address): Fold memory reference when
17921 POINTERS_EXTEND_UNSIGNED < 0
17923 2007-03-21 Richard Henderson <rth@redhat.com>
17926 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17927 * config/i386/mmintrin.h (__m64): Likewise.
17928 * config/i386/xmmintrin.h (__m128): Likewise.
17930 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17932 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17933 (VXWORKS_OS_CPP_BUILTINS): Define.
17934 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17935 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17937 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17939 * rtl.h (constant_pool_reference_p): Delete.
17940 (find_constant_src): Declare.
17941 * rtlanal.c (find_constant_src): New function.
17942 * simplify-rtx.c (constant_pool_reference_p): Delete.
17943 * config/i386/i386.md: Use find_constant_src instead of
17944 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17946 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17948 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17949 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17951 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17953 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17954 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17955 (arm_elf_asm_constructor): Use it.
17956 (arm_elf_asm_destructor): New function.
17958 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17960 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17962 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17964 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17966 2007-03-19 Andrew Haley <aph@redhat.com>
17968 PR tree-optimization/31264
17969 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17970 VIEW_CONVERT_EXPRs.
17972 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17974 PR rtl-optimization/30907
17975 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17976 (fwprop_init): Always call loop_optimizer_initialize.
17977 (fwprop_done): Always call loop_optimizer_finalize.
17978 (fwprop): We always have loop info now.
17979 (gate_fwprop_addr): Remove.
17980 (pass_fwprop_addr): Use gate_fwprop as gate.
17982 PR rtl-optimization/30841
17983 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17984 df_chain_alloc): Call df_reorganize_refs unconditionally.
17985 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17986 refs_organized to refs_organized_size.
17987 (df_ref_create_structure): Use refs_organized_size instead of
17988 bitmap_size if refs had been organized, and keep refs_organized_size
17990 * df.h (struct df_ref_info): Change refs_organized to
17991 refs_organized_size.
17992 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17995 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17997 * except.c (output_function_exception_table): Do not reference the
17998 EH personality routine for functions that do not require an
18001 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18004 * c-typeck.c (convert_for_assignment): Call comptypes for
18005 RECORD_TYPE or UNION_TYPE.
18007 PR inline-asm/30505
18008 * reload1.c (reload): Do invalid ASM checking after
18009 cleanup_subreg_operands.
18011 2007-03-19 Jeff Law <law@redhat.com>
18013 * tree-cfg.c (find_taken_edge): Tighten conditions for
18014 optimizing computed gotos.
18016 2007-03-19 Michael Matz <matz@suse.de>
18018 * builtins.c (expand_builtin_sync_operation,
18019 expand_builtin_compare_and_swap,
18020 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18023 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18024 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18027 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18029 * doc/tm.texi: Add brackets around the return type of
18030 TARGET_SECONDARY_RELOAD.
18032 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18033 Richard Guenther <rguenther@suse.de>
18035 PR tree-optimization/31254
18036 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18037 Use handled_component_p () where appropriate. Continue
18038 propagating into the rhs if we propagated into an INDIRECT_REF
18041 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18043 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18044 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18045 (xde, xdee): Mode attributes adjusted to support DFP modes.
18046 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18047 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18048 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18049 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18050 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18051 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18052 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18054 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18055 "movsf"): Insn definitions removed.
18056 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18057 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18058 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18060 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18061 "reload_in<mode>", "reload_out<mode>"): Expander added.
18062 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18067 * config/s390/s390.md: Only non-functional changes. Renamed
18068 FPR mode macro to BFP all over the file.
18070 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18072 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18073 (op_type attribute): RRF instruction type added.
18074 (fT0): New mode attribute.
18075 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18076 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18077 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18078 instruction no secondary memory is needed when moving DFmode values
18079 between GPRs and FPRs.
18081 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18083 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18084 inverted and documentation adjusted.
18085 ("mhard-dfp", "msoft-dfp"): New options.
18086 * config/s390/s390.c (s390_handle_arch_option): New architecture
18088 (override_options): Sanity checks for the new options added.
18089 * config.gcc: New architecture switch: z9-ec.
18090 * config/s390/s390.h (processor_flags): PF_DFP added.
18091 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18092 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18093 when the bit is NOT set so remove it from the defaults.
18095 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18097 * genemit.c (main): Print include statement for dfp.h.
18098 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18101 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18103 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18105 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18108 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18109 instead of PATTERN.
18111 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18113 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18114 attr_length_call, output_call, output_indirect_call): Cleanup
18115 formatting of targetm calls.
18117 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18119 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18121 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18123 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18124 reservation, bypass and anti-bypass descriptions for these
18125 instructions. Update move patterns.
18126 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18129 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18131 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18132 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18133 (get_initial_def_for_reduction): Likewise.
18135 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18137 Fix PR tree-optimization/29922
18138 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18139 (get_representative): Removed.
18140 (value_dies_in_block_x): Update for rvuse removal.
18141 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18142 (compute_antic_aux): Handle when PHI nodes appear in
18143 non-single-successors.
18144 (dump_bitmap_of_names): Removed.
18145 (compute_antic_safe): Renamed and removed rvuse calculation.
18146 Calculate only antic safe.
18147 (insert_into_preds_of_block): Remove assert.
18148 (execute_pre): Update for renamed functions.
18149 (defer_or_phi_translate_block): New function.
18151 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18153 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18154 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18156 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18157 Follow spelling conventions.
18159 * tree-data-ref.h: Remove the prototype for analyze_array.
18161 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18163 PR tree-optimization/31041
18164 * tree-vect-transform.c (get_initial_def_for_induction): Call
18165 force_gimple_operand.
18167 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18169 * ipa-type-escape.c (look_for_casts) : Revert code to use
18170 handled_component_p due to ada test a-numaux.adb.
18172 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18174 * final.c (final_scan_insn): Alter the condition of a
18175 conditional trap if we have nonstandard CC.
18177 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18179 * configure.ac: Remove excess quoting from asm line 0 test.
18180 * configure: Rebuilt.
18182 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18184 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18185 * c-common.c (convert_and_check): Move warning logic to...
18186 (warnings_for_convert_and_check): ...here. Define.
18187 * c-common.h (warnings_for_convert_and_check): Declare.
18189 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18191 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18192 (output_call): Likewise.
18194 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18196 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18198 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18200 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18202 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18204 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18205 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18207 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18209 PR tree-optimization/31183
18210 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18211 Use double_int instead of unsigned int for representing access_strides.
18212 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18214 2007-03-16 Richard Guenther <rguenther@suse.de>
18216 PR tree-optimization/31146
18217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18218 to allow recursion of forward_propagate_addr_expr.
18219 (forward_propagate_addr_into_variable_array_index): Likewise.
18220 (forward_propagate_addr_expr): Likewise.
18221 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18222 (forward_propagate_addr_expr_1): Recurse on simple copies
18223 instead of propagating into them. Do so for useless conversions
18225 (forward_propagate_addr_expr): Clean up unused statements after
18228 2007-03-16 Richard Guenther <rguenther@suse.de>
18230 * builtins.c (expand_builtin_cexpi): Use the right argument
18231 for the expansion via cexp.
18233 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18235 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18236 * configure: Rebuilt.
18238 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18241 * dwarf2out.c (force_type_die): Adjust comment.
18242 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18244 2007-03-15 DJ Delorie <dj@redhat.com>
18246 * config/frv/predicates.md (minmax_operator): Don't check operands
18249 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18251 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18252 Update constant estimates of number of iterations.
18253 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18254 argument renamed to "realistic".
18255 (compute_estimated_nb_iterations): Removed.
18256 (record_niter_bound): New function.
18257 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18258 call record_nonwrapping_iv with upper = false.
18259 (infer_loop_bounds_from_signedness): Pass upper argument to
18260 record_nonwrapping_iv.
18261 (estimate_numbers_of_iterations_loop): Do not call
18262 compute_estimated_nb_iterations. Record estimate based on profile
18263 information. Initialize the constant estimates of number of
18265 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18267 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18268 number of iterations is too small.
18269 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18270 (EST_NOT_AVAILABLE): Removed.
18271 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18272 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18275 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18277 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18278 Handle NE_EXPR guards.
18280 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18283 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18284 Set also -pedantic-errors by default for the preprocessor unless
18285 -fpermissive is given.
18287 2007-03-15 Richard Guenther <rguenther@suse.de>
18289 PR middle-end/29719
18290 PR middle-end/31161
18291 * builtins.c (expand_builtin_cexpi): As a fallback if we
18292 don't have builtins for sincos or cexp create a function
18293 declaration for cexp and expand to a call to that.
18294 (expand_builtin_int_roundingfn): Always fall
18295 back to floor/ceil and its variants even if they may be
18298 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18300 PR middle-end/31159
18301 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18302 jump tables, move the call to delete_dead_jumptables from here...
18303 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18304 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18305 don't allow merging of blocks that try_redirect_by_replacing_jump
18306 also does not handle when not optimizing.
18308 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18309 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18311 * config/i386/i386.md (x86_sahf_1): Correctly handle
18314 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18317 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18318 x86_64_general_operand as operand[2] predicate. Remove "iF"
18319 from operand constraints and use "e" constraint instead.
18320 (*subti3_1, *subti3_1 splitter): Ditto.
18321 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18322 operand[1] predicate.
18324 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18326 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18327 arrays, multiply the access strides by the size of the sub-array.
18328 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18330 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18332 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18333 the configured assembler supports the sahf mnemonic.
18334 * configure: Regenerate.
18335 * config.in: Regenerate.
18337 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18338 emit "sahf" or ".byte\t0x9e" as asm template.
18340 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18343 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18344 option to replace hard coded TARGET_xxx in md file.
18345 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18346 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18347 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18348 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18349 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18350 (X86_TUNE_NOT_VECTORMODE): Ditto.
18351 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18352 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18353 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18354 (TUNE_SLOW_IMUL_IMM8): Ditto.
18355 (TUNE_MOVE_M1_VIA_OR): Ditto.
18356 (TUNE_NOT_UNPAIRABLE): Ditto.
18357 (TUNE_NOT_VECTORMODE): Ditto.
18359 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18362 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18363 tuning options instead of hard coded TARGET_xxx.
18364 (fix ssemode peephole2's): Ditto.
18365 (imul peephole2's): Ditto.
18367 (movdi_or_rex64): Ditto.
18368 (move peephole2): Ditto.
18369 (not peephole2's): Ditto.
18371 2007-03-14 Dirk Mueller <dmueller@suse.de>
18373 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18374 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18375 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18377 * c-parser.c (c_parser_do_statement): Warn about empty body in
18378 do/while statement.
18379 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18380 * doc/invoke.texi (-Wempty-body): Update documentation.
18382 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18385 * c-common.h (warn_for_div_by_zero): Declare.
18386 * c-common.c (warn_for_div_by_zero): Define.
18387 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18390 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18392 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18393 to PREFIX and STANDARD_PREFIX.
18395 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18396 Phil Edwards <phil@codesourcery.com>
18398 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18399 (__gthread_once_t): Remove busy field for RTPs.
18400 (__GTHREAD_ONCE_INIT): Update accordingly.
18402 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18404 * doc/invoke.texi: Document VxWorks options.
18406 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18408 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18410 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18412 PR tree-optimization/30590
18413 * tree-nrv.c (tree_nrv): Check for the partial update of the
18416 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18418 * flags.h (flag_random_seed): Remove declaration, in favor of...
18419 * toplev.h (get_random_seed, set_random_seed): ... these.
18420 * tree.c (get_file_function_name): Use the former.
18421 * opts.c (common_handle_option): Use the latter.
18424 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18426 PR middle-end/31127
18427 * cse.c (cse_find_path): Do not bail out if a basic block that
18428 we already visited now becomes part of a path that starts at a
18429 different basic block. Just disallow this, to make sure we
18430 visit each basic block at most once.
18432 2007-03-13 Jan Hubicka <jh@suse.cz>
18434 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18435 attributes, when profile esitmate is present, calls with very low
18436 frequency are cold.
18438 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18440 PR tree-optimization/30730
18441 PR tree-optimization/26900
18442 * tree-ssa-loop-niter.c: Include gmp.h.
18443 (bounds): New type.
18444 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18445 split_to_var_and_offset, determine_value_range,
18446 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18447 bound_difference, bounds_add, bounds_negate,
18448 number_of_iterations_ne_max, dump_affine_iv): New functions.
18449 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18450 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18451 difference of initial and final value of control iv to validate
18453 (number_of_iterations_cond): Add loop parameter. Determine bounds
18454 on the difference of the extremes of the control iv. Add dumps.
18455 (expand_simple_operations): Handle phi nodes.
18456 (simplify_using_initial_conditions): Do not record used conditions.
18457 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18458 Do not set additional_info.
18459 (implies_nonnegative_p, implies_ge_p): Removed.
18460 (derive_constant_upper_bound): Do not use parameter `additional'.
18461 (record_estimate): Parameter `additional' removed. Parameter
18462 `i_bound' added. Do not call derive_constant_upper_bound.
18463 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18464 bound the number of iterations estimate.
18465 (estimate_numbers_of_iterations_loop): Pass the estimate from
18466 the number of iterations analysis to record_estimate.
18467 * tree.h (multiple_of_p): Declare.
18468 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18469 (scev_const_prop): Do not check expression_expensive_p.
18470 * fold-const.c (multiple_of_p): Exported.
18471 * double-int.c (double_int_mask): Exported.
18472 * double-int.h (double_int_mask): Declare.
18473 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18474 field. Added max field.
18476 2007-03-13 David Taylor <taylor@candd.org>
18479 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18482 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18485 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18486 two unamed patterns.
18488 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18490 * config/i386/i386.opt (mcx16, msahf): New options.
18491 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18492 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18494 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18495 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18496 Output -mcx16 and -msahf options when corresponding bit is set.
18498 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18499 and -msahf options.
18501 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18503 * configure.ac: Test for assembler tolerance to # 0 "".
18504 * configure, config.in: Rebuilt.
18505 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18507 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18509 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18511 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18512 (handle_syscall): Handle direct system calls.
18513 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18515 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18517 * doc/invoke.texi: Fix cpp.info cross-reference.
18518 * doc/passes.texi: Fix gcc.info cross-reference.
18520 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18522 PR tree-optimization/30835
18523 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18524 bb_for_stmt is not NULL before accessing it.
18526 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18528 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18531 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18534 * doc/install.texi: Document --enable-stage1-languages
18536 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18538 * tree-pass.h (pass_into_cfg_layout_mode,
18539 pass_outof_cfg_layout_mode): Declare.
18540 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18541 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18542 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18543 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18545 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18547 * c-decl.c (warn_variable_length_array): New function.
18548 Refactored from grokdeclarator to handle warn_vla
18549 and handle unnamed array case.
18550 (grokdeclarator): Refactored VLA warning case.
18551 * c.opt (Wvla): New flag.
18552 * doc/invoke.texi (Wvla): New warning.
18554 2007-03-12 Richard Henderson <rth@redhat.com>
18556 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18557 (TARGET_SECTION_TYPE_FLAGS): New.
18559 2007-03-12 Richard Henderson <rth@redhat.com>
18561 * config/darwin.c (machopic_reloc_rw_mask): New.
18562 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18563 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18565 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18567 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18568 * cppdefault.h (cpp_PREFIX): Document.
18569 (cpp_PREFIX_len): Likewise.
18570 (cpp_EXEC_PREFIX): New variable.
18571 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18572 * c-incpath.c (add_standard_paths): Correct logic for relocating
18573 paths within prefix.
18575 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18577 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18578 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18580 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18581 fix_truncdfdi_sse using SSEMODEF mode macro.
18582 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18583 fix_truncdfsi_sse using SSEMODEF mode macro.
18584 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18585 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18587 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18589 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18590 elfos.h to tm_file.
18592 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18594 * tree.h : Add multiple_of_p declaration.
18595 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18596 * ipa-type-escape.c (results_of_malloc): Redundant.
18597 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18598 (cast_type): Extended with new members.
18599 (check_cast): Returns cast_type.
18600 (cast): New structure for data of walk_use_def_chains.
18601 (is_malloc_result, is_cast_from_non_pointer_1,
18602 is_cast_from_non_pointer,
18603 is_array_access_through_pointer_and_index): New functions.
18604 (look_for_casts): Returns cast types.
18605 (check_call): Returns void.
18606 (okay_pointer_operation): Use support of pointer plus index,
18607 pointer plus constant and allow all multiplications.
18609 2007-03-11 Richard Guenther <rguenther@suse.de>
18611 PR tree-optimization/31115
18612 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18613 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18614 A shift count of zero is not special as with *_DIV_EXPR.
18615 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18618 2007-03-11 Ian Lance Taylor <iant@google.com>
18620 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18621 the *_DIV_EXPR codes correctly with overflow infinities.
18623 2007-03-11 Ira Rosen <irar@il.ibm.com>
18625 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18626 indicate success/failure of the analysis. Add negation to subtrahend
18627 in case of subtraction. Fail if both operands contain constants.
18628 (create_data_ref): Fail if analyze_offset fails.
18630 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/i386.md (frndintxf2): Rename to ...
18633 (rintxf2): ... this. Remove expander having same name.
18634 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18635 (roundsf2, rounddf2): Ditto.
18636 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18637 (lround<mode>di2, lround<mode>si2): Ditto.
18639 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18641 * lower-subreg.c: Include except.h.
18642 (decompose_multiword_subregs): Verify that the only control flow
18643 insns we can split are loads to multi-words pseudos.
18644 Handle breaking such blocks after splitting, instead of calling
18645 find_many_sub_basic_blocks.
18647 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18648 on the new basic block. Add a lengthy comment explaining why we
18649 thought this was necessary.
18650 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18652 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18655 * tree.c (walk_type_fields): Recurse into the element type of
18656 ARRAY_TYPEs if there is a pointer set.
18658 2007-03-10 Dirk Mueller <dmueller@suse.de>
18660 * c-common.c (warn_logical_operator): Fix condition.
18662 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18664 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18666 * config/darwin.c (machopic_select_section): Remove superfluous
18667 argument in call to categorize_decl_for_section. Remove unused
18670 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18672 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18674 * configure: Regenerate.
18676 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18679 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18680 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18681 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18682 Add LABEL_NUSES to emitted label.
18683 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18684 branch probability value to emitted jump insn.
18685 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18686 Do not check life information and do not re-arrange input operands
18687 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18689 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18691 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18692 the change of decode_asm_operands.
18694 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18696 * mode-switching.c (create_pre_exit): Skip blockage insn.
18698 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18700 * tree-pass.h (TODO_update_smt_usage): Remove.
18702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18706 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18708 * pa.c (attr_length_call): Revise condition for long
18709 pc-relative branch.
18710 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18711 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18712 sequence on SOM target.
18714 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18716 * gcc.c: Document %{, in big comment at top.
18717 (input_suffix_matches): Remove special handling for .s and
18719 (input_spec_matches): New.
18720 (handle_braces): Handle %{,.
18721 (validate_switches): ',' indicates a value which is not a switch.
18722 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18723 to detect assembler input.
18724 * config/i386/sol2.h (CPP_SPEC): Likewise.
18725 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18726 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18727 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18728 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18729 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18730 -m64 causes deployment target to default to 10.5.
18731 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18733 2007-03-09 Richard Henderson <rth@redhat.com>
18736 * target.h (targetm.asm.out.reloc_rw_mask): New.
18737 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18738 (TARGET_ASM_OUT): Use it.
18739 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18740 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18741 use the new reloc_rw_mask target hook instead.
18742 (default_section_type_flags_1): Merge into...
18743 (default_section_type_flags): ... here.
18744 (decl_readonly_section_1): Merge into...
18745 (decl_readonly_section): ... here.
18746 (default_elf_select_section_1): Merge into...
18747 (default_elf_select_section): ... here.
18748 (default_unique_section_1): Merge into...
18749 (default_unique_section): ... here.
18750 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18751 (default_select_rtx_section): Use it.
18752 (default_elf_select_rtx_section): Likewise.
18753 * output.h: Update to match.
18754 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18755 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18756 (TARGET_ASM_RELOC_RW_MASK): New.
18757 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18758 to categorize_decl_for_section.
18759 (x86_64_elf_unique_section): Likewise.
18760 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18761 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18762 (TARGET_ASM_RELOC_RW_MASK): New.
18763 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18764 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18765 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18766 (TARGET_RWRELOC): Remove.
18767 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18768 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18769 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18770 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18771 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18772 (rs6000_xcoff_select_section): Use decl_readonly_section.
18773 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18774 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18775 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18776 (TARGET_SECTION_TYPE_FLAGS): Remove.
18777 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18779 2007-03-09 Roger Sayle <roger@eyesopen.com>
18781 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18782 complex constant equality/inequality comparisons for here.
18783 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18784 known at compile-time or can be simplified to a scalar comparison.
18785 (fold_relational_const): Move compile-time evaluation of complex
18786 constant equality/inequality comparisons to here.
18788 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18790 PR rtl-optimization/30643
18791 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18793 (fold_rtx): Recurse, like before 2006-11-03.
18795 2007-03-09 DJ Delorie <dj@redhat.com>
18797 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18800 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18802 PR tree-optimization/30375
18803 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18804 LHS of statements is not the same.
18805 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18807 2007-03-09 Chao-ying Fu <fu@mips.com>
18809 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18811 * doc/invoke.texi (-mdspr2): Document new option.
18812 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18813 New unspec for DSP REV 2.
18814 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18815 these instructions are extended in DSP REV 2.
18816 (mips-dspr2.md): Include.
18817 * config/mips/mips.opt (mdspr2): New option.
18818 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18819 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18820 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18821 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18822 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18823 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18824 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18826 (bdesc_map): Add one field of unsupported_target_flags.
18827 (bdesc_arrays): Update entries to have extra fields. Add
18829 (mips_init_builtins): Initialize new function types.
18830 Check unsupported_target_fileds to filter out builtins.
18831 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18833 (ASM_SPEC): Pass mdspr2 to the assembler.
18834 * config/mips/mips-dspr2.md: New file.
18836 2007-03-09 Sa Liu <saliu@de.ibm.com>
18838 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18840 2007-03-09 Ian Lance Taylor <iant@google.com>
18842 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18843 argument) like -Wstrict-overflow=2.
18844 * doc/invoke.texi (Warning Options): Update documentation.
18846 2007-03-09 Dirk Mueller <dmueller@suse.de>
18849 * doc/invoke.texi (-Wlogical-op): Document.
18850 * common.opt (-Wlogical-op): New.
18851 * c-common.h (warn_logical_operator): Declare.
18852 * c-common.c (warn_logical_operator): Define.
18853 * c-typeck.c (parser_build_binary_op): Call
18854 warn_logical_operator.
18856 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18858 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18859 * final.c (final_scan_insn): Test for non-"" file name.
18861 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18863 * doc/loop.texi: Document the Omega linear constraints solver.
18864 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18865 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18866 omega-hash-table-size, omega-max-keys, and
18867 omega-eliminate-redundant-constraints.
18868 * tree-pass.h (pass_check_data_deps): Declared.
18871 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18872 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18873 pass_check_data_deps): New.
18874 * tree-data-ref.c (init_data_ref): Remove declaration.
18875 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18876 (analyze_array): Renamed init_array_ref, move up initializations.
18877 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18878 Removed arguments that are set to NULL.
18879 (analyze_indirect_ref): Correct indentation, correct call to
18881 (object_analysis): Call init_array_ref instead of analyze_array.
18882 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18883 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18884 of DR_ACCESS_FNS_ADDR.
18885 (init_omega_eq_with_af, omega_extract_distance_vectors,
18886 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18887 ddr_consistent_p): New.
18888 (compute_affine_dependence): Check consistency of ddrs when
18889 flag_check_data_deps is passed.
18890 (analyze_all_data_dependences): Uncomment.
18891 (tree_check_data_deps): New.
18892 * tree-data-ref.h: Include omega.h.
18893 (DR_ACCESS_FNS_ADDR): Removed.
18894 (data_dependence_relation): Add inner_loop.
18895 (DDR_INNER_LOOP): New.
18896 * common.opt (fcheck-data-deps): New.
18897 * tree-flow.h (tree_check_data_deps): Declare.
18898 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18899 (OBJS-common): Depend on omega.o.
18901 * passes.c (pass_check_data_deps): Scheduled.
18902 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18903 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18904 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18905 PARAM_VECT_MAX_VERSION_CHECKS,
18906 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18908 2007-03-09 Richard Guenther <rguenther@suse.de>
18910 PR tree-optimization/30904
18911 PR middle-end/31058
18912 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18913 the same way as *_DIV_EXPR.
18915 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18917 * recog.c (decode_asm_operands): No mixed declarations and code.
18919 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18921 * rtl.def (ASM_INPUT): Add location.
18922 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18923 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18924 (decode_asm_operands): Add loc operand.
18925 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18926 * stmt.c (expand_asm): Rename to...
18927 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18928 gen_rtx_ASM_INPUT_loc.
18929 (expand_asm_expr): Adjust.
18930 * recog.c (decode_asm_operands): Add loc operand.
18931 (check_asm_operands, extract_insn): Adjust.
18932 * reload1.c (maybe_fix_stack_asms): Likewise.
18933 * final.c (asm_insn_count): Likewise.
18934 (final_scan_insn): Output # line before and after asm.
18936 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18938 * tree-ssa-structalias.c (variable_info): Remove
18940 (new_var_info): Ditto.
18941 (shared_bitmap_info_t): New structure.
18942 (shared_bitmap_table): New variable.
18943 (shared_bitmap_hash): New function.
18944 (shared_bitmap_eq): Ditto
18945 (shared_bitmap_lookup): Ditto.
18946 (shared_bitmap_add): Ditto.
18947 (merge_smts_into): Change to take bitmap directly.
18948 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18949 (init_alias_vars): Init shared bitmap hashtable.
18950 (delete_points_to_sets): Delete shared bitmap hashtable.
18951 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18952 is_aliased removal as a change that was still necessary was
18955 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18957 * config/i386/i386.h (override_options): Conditionally disable
18958 x86_sahf for 64bit targets only.
18960 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18963 * c-decl.c (merge_decls): Don't call make_var_volatile.
18964 * varasm.c (make_var_volatile): Remove.
18965 * output.h (make_var_volatile): Remove.
18967 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18969 PR tree-optimization/31085
18970 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18972 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18974 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18975 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18976 ATTR_CONST_NOTHROW_LIST.
18978 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18981 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18983 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18985 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18988 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18990 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18991 passed, use shared libgcc.
18993 2007-03-08 Roger Sayle <roger@eyesopen.com>
18995 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18996 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18997 (honor_protect_cleanup_actions, lower_try_finally_switch):
18999 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19000 ifc_temp_var): Likewise.
19001 * tree-inline.c (setup_one_parameter): Likewise.
19002 * tree-mudflap.c (mf_decl_cache_locals,
19003 mf_build_check_statement_for): Likewise.
19004 * tree-nested.c (init_tmp_var, save_tmp_var,
19005 finalize_nesting_tree_1): Likewise.
19006 * tree-outof-ssa.c (insert_copy_on_edge,
19007 insert_backedge_copies): Likewise.
19008 * tree-profile.c (tree_gen_edge_profiler,
19009 tree_gen_ic_profiler): Likewise.
19010 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19011 * tree-sra.c (sra_build_assignment): Likewise.
19012 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19013 * tree-ssa-math-opts.c (insert_reciprocals,
19014 execute_cse_sincos_1): Likewise.
19015 * tree-tailcall.c (adjust_accumulator_values,
19016 adjust_return_value): Likewise.
19017 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19018 * tree-vect-transform.c (vect_create_data_ref_ptr,
19019 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19020 vect_create_epilog_for_reduction, vectorizable_reduction,
19021 vectorizable_call, vectorizable_conversion,
19022 vectorizable_assignment, vectorizable_operation,
19023 vectorizable_type_demotion, vect_gen_widened_results_half,
19024 vect_permute_store_chain, vectorizable_store,
19025 vect_setup_realignment, vect_permute_load_chain,
19026 vectorizable_load, vectorizable_condition,
19027 vect_create_cond_for_align_checks): Likewise.
19028 * tree-vrp.c (build_assert_expr_for): Likewise.
19030 2007-03-08 Ian Lance Taylor <iant@google.com>
19032 * tree-vrp.c: Include "intl.h".
19033 (usable_range_p): New static function.
19034 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19035 overflowed values, juts set *strict_overflow_p.
19036 (compare_values): Only return -2 if one of the operands is not a
19038 (compare_ranges): Call usable_range_p.
19039 (compare_range_with_value): Likewise.
19040 (vrp_evaluate_conditional_warnv): Rename from
19041 vrp_evaluate_conditional. Make static. Change all callers.
19042 (vrp_evaluate_conditional): New function.
19043 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19044 on signed overflow.
19045 (simplify_abs_using_ranges): Likewise.
19046 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19047 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19048 within_stmt parameter.
19049 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19050 vrp_evaluate_conditional.
19051 * tree-ssa-threadedge.c
19052 (record_temporary_equivalences_from_stmts_at_dest): Change
19053 simplify parameter to take a second tree parameter.
19054 (simplify_control_stmt_condition): Likewise.
19055 (thread_across_edge): Likewise.
19056 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19057 (thread_across_edge): Likewise.
19058 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19060 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19062 * config/i386/i386.h (TARGET_SAHF): New define.
19063 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19064 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19065 (x86_sahf): New global variable.
19066 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19067 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19068 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19069 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19071 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19072 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19073 when expanding fcomi/sahf based tests.
19074 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19075 expanding sahf based alternative. Emit sahf based sequence when
19076 optimizing for code size.
19077 * config/i386/i386.md (x86_sahf_1): Do not disable for
19078 TARGET_64BIT, enable for TARGET_SAHF.
19080 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19082 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19083 spurious whitespace from error message.
19085 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19088 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19090 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19092 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19094 * tree-sra.c (instantiate_element): Propagate disabled warnings
19095 from the element itself to the created variable.
19097 2007-03-07 Richard Henderson <rth@redhat.com>
19100 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19101 silently fix up the stack in the case of a missing register.
19103 2007-03-07 Paul Brook <paul@codesourcery.com>
19105 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19107 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19109 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19111 (phase1_vrs): Use them.
19112 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19113 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19114 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19115 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19116 __gnu_Unwind_Restore_WMMXC if required.
19117 (_Unwind_VRS_Pop): Implement iWMMXt support.
19118 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19119 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19120 gnu_Unwind_Save_WMMXC): Define.
19122 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19124 * config/vxworks.h (vxworks_override_options): Declare.
19125 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19126 * config/vxworks.c: Include target.h and toplev.h.
19127 (vxworks_override_options): New function.
19128 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19130 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19132 * config/s390/s390.c (override_options): Don't emit an error when
19133 -mstack-size is used without providing -mstack-guard.
19134 (s390_emit_prologue): Choose stack_guard value automatically if not
19135 provided via command line.
19136 * doc/invoke.texi: Adjust description of -mstack-guard and
19139 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19141 * config/i386/i386.c (output_set_got): Add a GOT initialization
19142 sequence for VxWorks PIC.
19143 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19144 around labels as well as symbols. Use gotoff_operand instead
19145 of local_symbolic_operand.
19146 (legitimize_pic_address): Use gotoff_operand instead of
19147 local_symbolic_operand. Use @GOT accesses for labels as
19149 (ix86_output_addr_diff_elt): Use PC-relative rather than
19150 GP-relative offsets for VxWorks PIC.
19151 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19152 no_new_pseudos. Check whether the returned register is op0.
19153 * config/i386/i386.md (tablejump): Use PC-relative rather than
19154 GP-relative offsets for VxWorks PIC.
19155 * config/i386/predicates.md (gotoff_operand): New predicate.
19157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19159 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19161 * config/vxworks-dummy.h: New file.
19162 * config/i386/i386.h: Include it.
19164 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19166 * dwarf2out.c (is_inlined_entry_point): New
19167 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19168 DW_AT_ranges if the first subblock is the entry point.
19170 2007-03-06 David Daney <ddaney@avtrex.com>
19172 * doc/install.texi (mips-*-*): Change recommended binutils
19175 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19177 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19178 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19183 2007-03-06 Jan Hubicka <jh@suse.cz>
19185 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19186 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19188 (probably_cold_bb_p): Cold functions are cold.
19189 (probably_never_executed_bb_p): Cold functions are cold.
19190 (tree_bb_level_predictions): Predict calls to cold functions as not
19192 (compute_function_frequency): Check hot/cold attributes.
19193 * function.h (function_frequency): Update comments.
19194 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19195 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19196 (c_common_att): Add cold and hot.
19198 * doc/extend.texi (hot,cold attributes): Document.
19200 2007-03-06 Andrew Haley <aph@redhat.com>
19202 * function.c (expand_function_end): Move blockage to just after we
19203 emit the label for the naked return from the function.
19205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19207 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19210 2007-03-06 Jan Hubicka <jh@suse.cz>
19212 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19213 loaded for constant large models. Non-large 64bit PIC can do.
19214 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19215 * cmodel.h: Add LARGE PIC.
19216 * i386.md (UNSPEC_PLTOFF): New.
19217 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19219 (*call_1_rex64): Disable for large models.
19220 (*call_1_rex64_large): New.
19221 (*call_value_1_rex64): Disable for large models.
19222 (*call_value_1_rex64_large): New.
19223 (set_rip_rex4): New.
19224 (set_got_offset_rex64): New.
19225 * predicates.md (constant_call_address_operand): For large model
19226 constant calls are not possible.
19227 * i386-protos.h (construct_plt_address): Declare.
19228 * i386.c (override_options): Accept large models.
19229 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19230 (legitimate_constant_p): Add new UNSPECs.
19231 (legitimate_pic_operand_p): Likewise.
19232 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19233 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19235 (output_pic_addr_const): Add PLTOFF.
19236 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19237 (ix86_expand_move): Legitimize pic address when in PIC mode.
19238 (construct_plt_address): New function.
19239 (ix86_expand_call): Offload the address to register and use GOT
19240 pointer for large model.
19241 * invoke.texi (mcmodel=large): Update documentation.
19243 2007-03-06 Richard Henderson <rth@redhat.com>
19245 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19246 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19247 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19248 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19249 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19250 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19251 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19252 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19253 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19254 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19255 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19256 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19257 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19258 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19259 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19260 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19261 x86_schedule, x86_use_bt, x86_pad_returns,
19262 x86_use_xchgb): Merge into ...
19263 (ix86_tune_features): ... here. New array.
19264 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19265 x86_bswap): Merge into ...
19266 (ix86_arch_features): ... here. New array.
19267 (x86_3dnow_a): Remove.
19268 (x86_accumulate_outgoing_args): Make static.
19269 (x86_arch_always_fancy_math_387): Make static.
19270 (ix86_tune_mask, ix86_arch_mask): Move ...
19271 (override_options): ... to local variables here. Apply the
19272 appropriate mask to each element of ix86_arch_features and
19273 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19274 as were done in the old macros.
19275 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19276 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19277 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19278 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19279 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19280 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19281 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19282 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19283 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19284 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19285 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19286 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19287 x86_accumulate_outgoing_args, x86_prologue_using_move,
19288 x86_epilogue_using_move, x86_decompose_lea,
19289 x86_arch_always_fancy_math_387, x86_shift1,
19290 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19291 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19292 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19293 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19294 x86_use_incdec, x86_pad_returns, x86_bswap,
19295 x86_partial_flag_reg_stall): Remove.
19296 (enum ix86_tune_indices): New.
19297 (ix86_tune_features): New.
19298 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19299 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19300 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19301 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19302 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19303 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19304 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19305 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19306 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19307 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19308 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19309 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19310 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19311 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19312 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19313 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19314 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19315 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19316 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19317 TARGET_EXT_80387_CONSTANTS): Use it.
19318 (enum ix86_arch_indices): New.
19319 (ix86_arch_features): New.
19320 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19321 TARGET_BSWAP): Use it.
19322 (ix86_tune_mask, ix86_arch_mask): Remove.
19324 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19327 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19328 Define using $${sysroot_headers_suffix}.
19329 * configure: Regenerate.
19330 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19331 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19333 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19334 * gcc.c (print_sysroot_headers_suffix): New.
19335 (option_map): Include --print-sysroot-headers-suffix.
19336 (display_help): Mention -print-sysroot-headers-suffix.
19337 (process_command): Handle -print-sysroot-headers-suffix.
19338 (do_spec_1): Append multilib directory to include-fixed path if
19339 sysroot suffixes in use.
19340 (main): Handle -print-sysroot-headers-suffix.
19341 * Makefile.in (start.encap): Don't depend on xlimits.h
19342 (xlimits.h): Remove.
19343 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19344 limits.h for each multilib in fixinc_list.
19345 (fixinc_list, s-fixinc_list): New.
19346 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19347 generate them for each multilib in fixinc_list.
19348 (stmp-fixproto): Use include-fixed. Run fixproto for each
19349 multilib in fixinc_list.
19350 (mostlyclean): Don't remove xlimits.h.
19351 (clean): Remove include-fixed.
19352 (real-install-headers-tar, real-install-headers-cpio,
19353 real-install-headers-cp): Don't copy include, only include-fixed.
19354 (install-mkheaders): Depend on fixinc_list. Don't depend on
19355 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19356 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19357 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19359 2007-03-06 Jan Hubicka <jh@suse.cz>
19361 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19366 * configure.ac: Allow tm_file to contain build-directory files.
19367 * configure: Regenerate.
19368 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19369 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19370 * config/m68k/print-sysroot-suffix.sh: New file.
19372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19374 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19375 of pic_offset_table_rtx if reload_completed.
19376 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19377 PIC_OFFSET_TABLE_REGNUM.
19378 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19380 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19381 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19383 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19385 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19386 functions that call eh_return.
19388 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19390 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19391 functions that need a constant pool.
19393 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19396 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19397 (m68k_preferred_reload_class): Likewise.
19398 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19399 (SECONDARY_RELOAD_CLASS): Define.
19400 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19401 (LIMIT_RELOAD_CLASS): Delete.
19402 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19403 registers from storing bytes.
19404 (m68k_secondary_reload_class): New function.
19405 (m68k_preferred_reload_class): Likewise.
19407 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19409 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19411 (m68k_expand_prologue): Likewise.
19413 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19415 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19416 (mips_expand_epilogue): Add a bool parameter.
19417 (m68k_legitimize_sibcall_address): Declare.
19418 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19419 (m68k_expand_epilogue): Add a parameter to select between sibling
19420 and normal epilogues. Only generate a return for the latter.
19421 (m68k_ok_for_sibcall_p): New function.
19422 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19423 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19424 (sibcall_value, *sibcall_value): Likewise.
19425 (*call, *call_value): Require !SIBLING_CALL_P.
19426 (epilogue): Update call to m68k_expand_epilogue.
19427 (sibcall_epilogue): New pattern.
19428 * config/m68k/predicates.md (const_call_operand): Say that this
19429 predicate applies to sibling calls too.
19430 (sibcall_operand): New predicate.
19432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19434 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19435 alternatives as movsi_cf.
19436 (movsf_cf_hard): Add commentary.
19438 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19439 Richard Sandiford <richard@codesourcery.com>
19441 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19442 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19443 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19444 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19445 as being live on exit from an interrupt function.
19446 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19447 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19448 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19449 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19450 (m68k_interrupt_function_p): Globalize.
19451 (m68k_compute_frame_layout): Remove reverse mask code.
19452 (m68k_emit_movem, m68k_set_frame_related): New functions.
19453 (m68k_output_function_prologue): Delete in favor of...
19454 (m68k_expand_prologue): ...this new function.
19455 (m68k_output_function_epilogue): Delete in favor of...
19456 (m68k_expand_epilogue): ...this new function.
19457 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19459 (print_operand): Handle %?.
19460 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19461 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19462 (prologue, epilogue): New patterns.
19463 (return): Turn into a define_expand.
19464 (*return): New pattern, derived from old "return" pattern. Use rte
19465 rather than rts for interrupt functions. Only use rtd if the pop
19467 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19468 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19469 (link, *link, unlink, *unlink, load_got): Likewise.
19471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19475 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19476 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19477 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19478 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19479 and m68k_matches_u_p.
19480 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19481 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19482 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19483 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19484 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19485 (REG_STRICT_P): New macro.
19486 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19487 PCREL_GENERAL_OPERAND_OK.
19488 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19489 m68k_legitimate_base_reg_p.
19490 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19491 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19492 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19493 * config/m68k/m68k.c (m68k_address): New structure.
19494 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19495 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19496 (m68k_jump_table_ref_p, m68k_decompose_address)
19497 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19498 (m68k_matches_u_p): New functions.
19499 (print_operand_address): Rewrite to use m68k_decompose_index.
19501 2007-03-05 David Taylor <dtaylor@emc.com>
19503 * gcc.c: Correct copyright date in --version output.
19505 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19507 * pa.md: In unamed move patterns, disparge copies between general
19508 and floating point registers using '?' modifier. Don't include 'f'
19509 constraint for register preferences in DImode, SImode, HImode and
19510 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19511 Remove constraints for copies between general and floating registers
19512 in soft-float DFmode pattern.
19513 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19517 2007-03-05 Mike Stump <mrs@apple.com>
19519 * c-common.c (targetcm): Add.
19520 * c-opts.c (c_common_handle_option): Handle language specific
19522 * opts.c (handle_option): Verify language for target options, if
19524 * opth-gen.awk: Add CL_LANG_ALL.
19525 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19526 (TARGETCM_INITIALIZER): Add.
19527 * target.h (struct gcc_targetcm): Add.
19529 * targhooks.c (default_handle_c_option): Add.
19530 * targhooks.h (default_handle_c_option): Add.
19531 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19533 * config/darwin.opt (iframework): Add.
19534 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19535 * config/darwin-c.c (handle_c_option): Add.
19536 (TARGET_HANDLE_C_OPTION): Add.
19538 * doc/invoke.texi (Darwin Options): Add -iframework.
19540 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19542 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19545 2007-03-05 Ian Lance Taylor <iant@google.com>
19547 * c.opt (fgnu89-inline): New option.
19548 * c-opts.c (c_common_post_options): Set default value for
19550 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19551 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19553 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19554 (grokdeclarator, start_function): Likewise.
19555 * c-cppbuiltin.c (c_cpp_builtins): Define either
19556 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19557 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19558 (C Dialect Options): Document -fgnu89-inline.
19559 * doc/extend.texi (Function Attributes): Explain what the
19560 gnu_inline attribute does.
19561 * doc/cpp.texi (Common Predefined Macros): Document
19562 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19564 2007-03-05 Ian Lance Taylor <iant@google.com>
19566 PR tree-optimization/31034
19567 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19568 half-range if the other side is an overflow infinity.
19570 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19572 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19573 (bfin*-linux-uclibc*): New configuration.
19574 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19576 * config/bfin/linux.h: New file.
19577 * config/bfin/libgcc-bfin.ver: New file.
19578 * config/bfin/t-bfin-uclinux: New file.
19579 * config/bfin/t-bfin-linux: New file.
19580 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19581 (TARGET_OS_CPP_BUILTINS): New macro.
19583 2007-03-05 Richard Guenther <rguenther@suse.de>
19585 * fold-const.c (fold_binary): Remove duplicate folding
19586 of comparison of non-null ADDR_EXPR against null.
19588 2007-03-05 Richard Guenther <rguenther@suse.de>
19589 Dorit Nuzman <dorit@il.ibm.com>
19591 PR tree-optimization/26420
19592 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19593 are no loops in the function. Only print the number of
19594 vectorized loops if it is greater than zero or we are supposed
19595 to print information about unvectorized loops.
19597 2007-03-05 Revital Eres <eres@il.ibm.com>
19599 * gcc.dg/var-expand1.c: New test.
19600 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19601 when an accumulator is expanded.
19603 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19606 * c-common.c (convert_and_check): Don't give warnings for
19607 conversion if 'expr' already overflowed.
19609 2007-03-04 Roger Sayle <roger@eyesopen.com>
19611 PR middle-end/30744
19612 * fold-const.c (fold_comparison): Enforce type consistency when
19613 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19615 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19617 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19618 containing a cast to the base of TARGET_MEM_REF.
19620 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19622 * tree.c (tree_contains_struct_check_failed): Remove spurious
19623 whitespace from error message.
19625 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19628 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19629 instead of precision.
19631 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19632 Nathan Sidwell <nathan@codesourcery.com>
19634 * emit-rtl.c (find_auto_inc): New.
19635 (try_split): recreate REG_INC notes,
19636 Use regular for loops rather than whiles.
19638 2007-03-03 Andreas Schwab <schwab@suse.de>
19640 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19641 * configure: Regenerate.
19643 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19645 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19646 flag_rounding_math, not flag_unsafe_math_optimizations.
19648 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19650 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19651 alpha_fold_vector_minmax): Likewise.
19652 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19653 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19655 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19657 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19658 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19659 if the lhs has side-effects.
19660 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19662 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19664 * config/i386/i386.h (TUNEMASK): Remove define.
19665 (ARCHMASK): Remove define.
19666 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19667 Use ix86_arch_mask variable instead of ARCHMASK.
19668 * config/i386/i386.c (override_options): Ditto.
19669 (standard_80387_constant_p): Ditto.
19671 2007-03-02 Ian Lance Taylor <iant@google.com>
19673 Used signed infinities in VRP.
19674 * tree-vrp.c (uses_overflow_infinity): New static function.
19675 (supports_overflow_infinity): New static function.
19676 (make_overflow_infinity): New static function.
19677 (negative_overflow_infinity): New static function.
19678 (positive_overflow_infinity): New static function.
19679 (is_negative_overflow_infinity): New static function.
19680 (is_positive_overflow_infinity): New static function.
19681 (is_overflow_infinity): New static function.
19682 (overflow_infinity_range_p): New static function.
19683 (compare_values_warnv): New function split out of compare_values.
19684 (compare_value): Call it.
19685 (set_value_range_to_nonnegative): Add overflow_infinity
19686 parameter. Change caller.
19687 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19689 (vrp_expr_computes_nonzero): Likewise.
19690 (compare_ranges, compare_range_with_value): Likewise.
19691 (compare_name_with_value, compare_names): Likewise.
19692 (vrp_evaluate_conditional): Likewise.
19693 (set_value_range): Handle infinity
19694 (vrp_operand_equal_p, operand_less_p): Likewise.
19695 (extract_range_from_assert): Likewise.
19696 (vrp_int_const_binop): Likewise.
19697 (extract_range_from_binary_expr): Likewise.
19698 (extract_range_from_unary_expr): Likewise.
19699 (extract_range_from_comparison): Likewise.
19700 (extract_range_from_expr): Likewise.
19701 (dump_value_range): Likewise.
19702 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19703 (test_for_singularity): Likewise.
19704 (vrp_int_const_binop): Remove inline qualifier.
19705 (adjust_range_with_scev): Add comment.
19706 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19708 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19710 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19711 (get_constraint_for): Likewise.
19712 (do_structure_copy): Likewise.
19713 (find_func_aliases): Fix references to MODIFY_EXPR.
19714 (intra_create_variable_infos): Tidy.
19715 * tree-ssa-operands.c (add_virtual_operand): Add argument
19717 When adding members of alias sets, if IS_CALL_SITE is true and
19718 the symbol is not call-clobbered, skip it.
19719 Adjust all callers.
19721 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19723 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19724 entry by means of emit_insn_at_entry.
19726 2007-03-02 Richard Henderson <rth@redhat.com>
19728 * expr.h (promoted_input_arg): Remove decl.
19729 * function.c (promoted_input_arg): Merge into ...
19730 * combine.c (setup_incoming_promotions): ... only caller.
19731 Rearrange to avoid double loop.
19733 2007-03-02 Ben Elliston <bje@au.ibm.com>
19734 Peter Bergner <bergner@vnet.ibm.com>
19735 Janis Johnson <janis187@us.ibm.com>
19737 * config/rs6000/dfp.md: New file.
19738 * config/rs6000/rs6000.md: Include dfp.md.
19739 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19740 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19741 and TDmode decimal float modes in FP registers.
19742 (num_insns_constant): Likewise.
19743 (rs6000_legitimate_offset_address_p): Likewise.
19744 (rs6000_legitimize_address): Likewise.
19745 (rs6000_legitimize_reload_address): Likewise.
19746 (rs6000_legitimate_address): Likewise.
19747 (rs6000_emit_move): Likewise.
19748 (function_arg_boundary): Likewise.
19749 (function_arg_advance): Likewise.
19750 (rs6000_darwin64_record_arg_recurse): Likewise.
19751 (function_arg): Likewise.
19752 (rs6000_gimplify_va_arg): Likewise.
19753 (rs6000_split_multireg_move): Likewise.
19754 (rs6000_output_function_epilogue): Likewise.
19755 (rs6000_output_function_epilogue): Likewise.
19756 (rs6000_register_move_cost): Likewise.
19757 (rs6000_function_value): Likewise.
19758 (rs6000_libcall_value): Likewise.
19760 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19762 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19764 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19766 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19767 Use $MULTIDIR to choose between the kernel and RTP headers,
19768 and use $WIND_BASE and $WIND_USR to locate them.
19770 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19772 * config/i386/i386.c (override_options): Put initialization of
19773 ix86_tune_mask and ix86_arch_mask to the correct place.
19775 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19776 Michael Meissner <michael.meissner@amd.com>
19779 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19780 (ARCHMASK): Define.
19781 (TARGET_CMOVE): Use ARCHMASK.
19782 (TARGET_CMPXCHG): Ditto.
19783 (TARGET_CMPXCHG8B): Ditto.
19784 (TARGET_XADD): Ditto.
19785 (TARGET_BSWAP): Ditto.
19786 * config/i386/i386.c (ix86_tune_mask): New global variable.
19787 (ix86_arch_mask): Ditto.
19788 (override_options): Initialize ix86_tune_mask and
19789 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19792 2007-03-02 Ben Elliston <bje@au.ibm.com>
19795 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19797 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19799 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19800 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19801 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19802 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19804 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19805 rs6000_init_dwarf_reg_sizes_extra): New.
19806 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19807 SPE register high parts.
19809 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19811 * Makefile.in: Add install-pdf target as
19812 copied from automake v1.10 rules.
19813 * configure.ac: Add install-pdf to target list.
19814 * configure: Regenerate.
19816 2007-03-01 Paul Brook <paul@codesourcery.com>
19818 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19819 modes to LDRD for DImode.
19820 (output_move_double): Fixup out of range ldrd/strd.
19821 (vfp_secondary_reload_class): Rename...
19822 (coproc_secondary_reload_class): ... to this. Add wb argument.
19823 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19824 coproc_secondary_reload_class for CLASS_IWMMXT.
19825 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19826 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19828 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19830 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19831 unroll factor by the estimated number of iterations.
19832 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19833 than prefetch latency.
19835 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19836 decode_caches_intel, detect_caches_intel): New functions.
19837 (host_detect_local_cpu): Use detect_caches_amd and
19838 detect_caches_intel.
19840 2007-03-01 Richard Henderson <rth@redhat.com>
19842 * expr.c (emit_move_complex_push): Export.
19843 (emit_move_complex_parts): Split out from ...
19844 (emit_move_complex): ... here.
19845 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19846 * config/i386/i386.md (movcdi): New.
19848 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19850 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19851 size of mode1 to check for tieable modes in MMX case.
19853 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19855 * Makefile.in (rtlanal.o): Depend on tree.h.
19856 * rtl.h (offset_within_section_p, split_const): Declare.
19857 * rtlanal.c: Include tree.h.
19858 (offset_within_block_p): New function, taken from
19859 mips_offset_within_object_p.
19860 (split_const): New function, taken from mips_split_const.
19861 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19863 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19864 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19865 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19866 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19867 (m68k_illegitimate_symbolic_constant_p): New function.
19868 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19869 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19870 symbolic constant that might be outside the symbol's section,
19871 move the symbol first and then add the offset.
19872 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19874 * config/mips/mips.c (mips_split_const): Delete.
19875 (mips_offset_within_object_p): Delete.
19876 (mips_symbolic_constant_p): Use offset_within_section_p and
19877 split_const instead of mips_offset_within_object_p and
19879 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19880 (mips_legitimize_const_move, print_operand_reloc)
19881 (mips_dangerous_for_la25_p): Use split_const instead of
19884 2007-02-28 Eric Christopher <echristo@apple.com>
19886 * Makefile.in (install-include-dir): Don't rm -rf include.
19888 2007-02-28 Richard Guenther <rguenther@suse.de>
19890 PR middle-end/30364
19891 * fold-const.c (fold_binary): Do not associate expressions
19892 with more than one variable for integer types that do not wrap.
19894 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19896 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19897 Delete, and replace with...
19898 (fold_builtin_call_array): This. Update callers to use it.
19899 * fold-const.c (fold_build_call_list): Delete, and replace with...
19900 (fold_build_call_array): This.
19901 (fold_build_call_list_initializer): Delete, and replace with...
19902 (fold_build_call_array_initializer): This.
19903 * tree.h: Update declarations to reflect above changes.
19905 * c-typeck.c (build_function_call): Store converted arguments
19906 in a stack-allocated array instead of building a list.
19907 (convert_arguments): Store arguments in the array passed in as an
19908 argument, and return the actual number of arguments.
19909 * c-format.c: (check_function_format): Pass arguments in an
19910 array instead of a list.
19911 * c-common.c (check_function_nonnull): Likewise.
19912 (check_function_sentinel): Likewise.
19913 (check_function_arguments): Likewise.
19914 * c-common.h: Update declarations to reflect above changes.
19916 2007-02-28 Jan Hubicka <jh@suse.cz>
19918 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19919 PRED_NEGATIVE_RETURN): Update outcomes.
19921 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19923 * calls.c (emit_library_call_value_1): Handle partial registers
19924 correctly when building up CALL_INSN_FUNCTION_USAGE.
19926 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19928 * pa/predicates.md (move_src_operand): Allow zero for mode.
19929 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19932 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19935 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19936 *movv2df_internal): Enable pattern only for valid operand
19938 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19939 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19941 2007-02-27 Mike Stump <mrs@apple.com>
19943 * config/darwin-crt3.c: Avoid compilation when compiling for a
19946 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19948 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19950 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19951 for fixed headers and limits.h.
19952 (install-include-dir, install-headers-tar, install-headers-cpio,
19953 install-headers-cp, real-install-headers-tar,
19954 real-install-headers-cpio, real-install-headers-cp): Handle
19955 include-fixed as well as include.
19956 (install-mkheaders): Don't install files that go only in include
19958 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19959 from GCC_INCLUDE_DIR.
19960 * gcc.c (process_command): Remove special -BstageN/ handling.
19961 (do_spec_1): Add include-fixed directories.
19963 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19965 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19967 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19969 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19972 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19974 * c-common.c (get_priority): Add check for
19975 SUPPORTS_INIT_PRIORITY.
19977 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19979 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19981 * config/bfin/bfin.c: Include "cfglayout.h".
19982 (MAX_LSETUP_DISTANCE): New macro.
19983 (struct loop_info): New members incoming, incoming_src and
19984 incoming_dest. Delete member predecessor.
19985 (length_for_loop): New function.
19986 (bfin_optimize_loop): Handle more different loop structures.
19987 (bfin_discover_loop): Rework detection of predecessor blocks by
19988 examining incoming edges.
19989 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19991 (bfin_reorder_loops): New function.
19992 (bfin_reorg_loops): Use these three new functions.
19994 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19995 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19996 (CONSTRAINT_LEN): Add entry for 'q'.
19997 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19998 Add 'q' constraints.
19999 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20000 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20002 * config/bfin/bfin.md (add_with_carry): New pattern.
20003 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20004 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20005 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20006 support unsigned multiplies too. Removed incorrect commutativity from
20007 operand 1 constraint where appropriate.
20008 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20010 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20011 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20013 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20014 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20015 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20016 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20017 usmulhisi_hh_huh): New patterns.
20019 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20020 lshifthi3): Fix output template to use half reg for operand 2.
20022 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20025 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20027 2007-02-27 Andreas Schwab <schwab@suse.de>
20029 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20031 2007-02-27 Jan Hubicka <jh@suse.cz>
20033 * predict.c (last_basic_block_p): Remove.
20034 (tree_estimate_probability): Update return heuristic for commonized
20037 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20039 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20041 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20043 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20044 * doc/cpp.texi: Standardize title page.
20045 * doc/cppinternals.texi: Likewise.
20046 * doc/gcc.texi: Standardize title page, remove version number
20047 from copyright page.
20048 * doc/gccint.texi: Likewise.
20049 * doc/install.texi: Standardize title page, add table of
20052 2007-02-26 Jan Hubicka <jh@suse.cz>
20054 * predict.def: Set outcomes according to more recent results.
20055 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20056 Remove dead predictors.
20057 * predict.c (return_prediction): Fix pasto.
20059 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20061 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20062 change; avoid a memory leak when returning early.
20064 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20066 * c-decl.c (static_ctors): Move to c-common.c.
20067 (static_dtors): Likewise.
20068 (finish_function): Use c_record_cdtor_fn.
20069 (build_cdtor): Move to c-common.c.
20070 (c_write_global_declarations): Use c_build_cdtor_fns.
20071 * c-common.h (static_ctors): Declare.
20072 (static_dtors): Likewise.
20073 (c_record_cdtor_fn): Likewise.
20074 (c_build_cdtor_fns): Likewise.
20075 * c-common.c (static_ctors): New variable.
20076 (static_dtors): Likewise.
20077 (c_record_cdtor_fn): New function.
20078 (build_cdtor): Move from c-decl.c
20079 (c_build_cdtor_fns): New function.
20081 * output.h (assemble_addr_to_section): Declare.
20082 (get_cdtor_priority_section): Likewise.
20083 * varasm.c (assemble_addr_to_section): New function.
20084 (get_cdtor_priority_section): Likewise.
20085 (default_named_section_asm_out_destructor): Use them.
20086 (destor_dtor_section_asm_out_destructor): Likewise.
20087 (default_named_section_asm_out_constructor): Likewise.
20088 (default_ctor_section_asm_out_constructor): Likewise.
20089 * config.gcc (*-*-vxworks*): Include vxworks.o.
20090 * config/t-vxworks (vxworks.o): New target.
20091 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20092 (TARGET_ASM_CONSTRUCTOR): Define.
20093 (TARGET_ASM_DESTRUCTOR): Likewise.
20094 (vxworks_asm_out_constructor): Declare.
20095 (vxworks_asm_out_destructor): Likewise.
20097 * c-common.c (get_priority): Check that we have not just an
20098 INTEGER_CST, but an integer constant with integeral type.
20100 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20102 PR tree-optimization/30938
20103 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20104 use &dt[nargs-1] instead of &dt[nargs] in the call to
20105 vect_is_simple_use().
20107 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20109 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20110 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20111 Do not attempt to handle MEM inside auto-inc expressions.
20112 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20113 of a register modified by an auto-inc expression. However, do handle
20114 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20115 (elimination_effects): Prohibit elimination of a register modified
20116 by an auto-inc expression. Disable register elimination rules whose
20117 target register is modified by an auto-inc expression with variable
20120 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20122 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20124 (array_at_struct_end_p): New function.
20125 (idx_infer_loop_bounds): Use it.
20126 (estimate_numbers_of_iterations_loop): Export.
20127 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20128 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20129 (tree_estimate_probability): Call record_loop_exits.
20130 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20131 (estimated_loop_iterations, estimated_loop_iterations_int,
20132 estimated_loop_iterations_tree): New functions.
20133 (analyze_siv_subscript_cst_affine,
20134 compute_overlap_steps_for_affine_1_2,
20135 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20136 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20137 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20138 (PRED_LOOP_ITERATIONS_GUESSED): New.
20139 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20140 * cfgloop.h (estimate_numbers_of_iterations_loop,
20141 estimated_loop_iterations_int): Declare.
20143 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20145 * doc/extend.texi: Document optional priority argument to
20146 constructors and destructors.
20147 * tree.c (init_priority_for_decl): Adjust GTY markers.
20148 (init_ttree): Use priority-info hash functions for
20149 init_priority_for_decl.
20150 (tree_map_eq): Rename to ...
20151 (tree_map_base_eq): ... this.
20152 (tree_map_marked_p): Rename to ...
20153 (tree_map_base_marked_p): ... this.
20154 (tree_map_base_hash): New function.
20155 (decl_init_priority_lookup): Rework.
20156 (decl_fini_priority_lookup): New function.
20157 (decl_priority_info): New function.
20158 (decl_init_priority_insert): Use it.
20159 (decl_fini_priority_insert): Likewise.
20160 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20162 (decl_restrict_base_insert): Likewise.
20163 (decl_debug_expr_insert): Likewise.
20164 (decl_value_expr_lookup): Likewise.
20165 (decl_value_expr_insert): Likewise.
20166 * tree.h (priority_type): New type.
20167 (decl_init_priority_lookup): Use priority_type.
20168 (decl_fini_priority_lookup): New function.
20169 (decl_init_priority_insert): Use priority_type.
20170 (decl_fini_priority_insert): New function.
20171 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20172 (DECL_INIT_PRIORITY): Likewise.
20173 (SET_DECL_INIT_PRIORITY): Add comment.
20174 (DECL_FINI_PRIORITY): New macro.
20175 (SET_DECL_FINI_PRIORITY): Likewise.
20176 (DEFAULT_INIT_PRIORITY): Document.
20177 (MAX_INIT_PRIORITY): Likewise.
20178 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20179 (tree_map_base): New type.
20180 (tree_map_base_eq): New function.
20181 (tree_map_base_hash): Likewise.
20182 (tree_map_base_marked_p): Likewise.
20183 (tree_map): Inherit from tree_map_base.
20184 (tree_map_eq): Make it a macro.
20185 (tree_map_marked_p): Likewise.
20186 (tree_int_map): Inherit from tree_map_base.
20187 (tree_int_map_eq): Make it a macro.
20188 (tree_int_map_hash): Likewise.
20189 (tree_int_map_marked_p): Likewise.
20190 (tree_priority_map): New type.
20191 (tree_priority_map_eq): New macro.
20192 (tree_priority_map_hash): Likewise.
20193 (tree_priority_map_marked_p): Likewise.
20194 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20196 (emutls_common_1): Likewise.
20197 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20198 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20199 of tree_map hierarchy.
20200 * tree-cfg.c (move_stmt_r): Likewise.
20201 (new_label_mapper): Likewise.
20202 * c-tree.h (c_expand_body): Move to ...
20203 * c-common.h (c_expand_body): ... here.
20204 * c-decl.c (c_expand_body): Move to ...
20205 * c-common.c (c_expand_body): ... here.
20206 (c_common_attribute_table): Allow 1 argument for the constructor
20207 and destructor attributes.
20208 (get_priority): New function.
20209 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20210 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20212 2007-02-24 Jan Hubicka <jh@suse.cz>
20214 PR middle-end/30509
20215 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20216 copying for inlining.
20218 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20219 Jan Hubicka <jh@suse.cz>
20222 * i386.c (counter_mode): New function.
20223 (expand_set_or_movmem_via_loop): Use it.
20224 (expand_movmem_epilogue): Likewise; fix pasto.
20225 (ix86_expand_movmem): Do emit guard even for constant counts.
20226 (ix86_expand_setmem): Likewise.
20228 2007-02-25 Nick Clifton <nickc@redhat.com>
20230 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20231 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20233 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20236 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20237 count argument with 0x10, not with 0x16.
20238 (expand_setmem_epilogue): Ditto.
20240 2007-02-24 Mike Stump <mrs@apple.com>
20242 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20245 2007-02-24 Richard Guenther <rguenther@suse.de>
20247 PR middle-end/30951
20248 * fold-const.c (fold_binary): Fold x +- CST op x for
20249 EQ_EXPR and NE_EXPR.
20251 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20253 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20255 2007-02-24 Jan Hubicka <jh@suse.cz>
20257 * cgraphunit.c (decide_is_function_needed): Honor
20258 -fkeep-inline-functions.
20260 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20262 * builtins.c (fold_builtin_modf): New.
20263 (fold_builtin_2): Use it.
20265 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20267 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20268 (determine_max_iter): Take additional LOOP arg; all callers changed.
20269 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20270 one using simplifications.
20271 (simplify_using_initial_values): Return if the expression becomes
20272 invalid due to altered regs.
20274 2007-02-23 DJ Delorie <dj@redhat.com>
20276 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20278 2007-02-23 Mike Stump <mrs@apple.com>
20280 * tlink.c (scan_linker_output): Parse linker messages from
20281 darwin9's linker better.
20283 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20286 * varpool.c (varpool_assemble_pending_decls): Set
20287 varpool_last_needed_node to null.
20289 2007-02-23 DJ Delorie <dj@redhat.com>
20291 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20292 alignment bigger than the object file can handle.
20294 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20298 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20299 (*movsf_1): Penalize MMX moves.
20301 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20303 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20304 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20306 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20308 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20310 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20311 (fold_builtin_1): Use them.
20312 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20313 BUILT_IN_SIGNIFICAND.
20315 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20317 * config/i386/i386.c (bdesc_1arg): Initialize
20318 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20319 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20320 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20321 and IX86_BUILTIN_MOVSLDUP.
20323 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20325 PR rtl-optimization/30841
20326 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20328 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20330 * builtins.c (fold_builtin_frexp): New.
20331 (fold_builtin_2): Use it.
20333 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20335 * doc/invoke.texi (Spec Files): Document getenv spec function.
20337 * gcc.c (getenv_spec_function): New function.
20338 (static_spec_functions): Add it.
20339 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20340 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20343 2007-02-22 Michael Matz <matz@suse.de
20346 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20347 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20349 2007-02-22 Ian Lance Taylor <iant@google.com>
20352 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20353 (mem_loc_descriptor): Call it.
20355 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20356 Ira Rosen <irar@il.ibm.com>
20358 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20360 2007-02-22 Ira Rosen <irar@il.ibm.com>
20362 PR tree-optimization/30843
20363 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20364 stores only after all the group is vectorized.
20366 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20368 PR tree-optimization/30858
20369 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20370 in the reduction cycle have a single use in the loop.
20371 * tree-vectorizer.h (relevant): Add documentation.
20373 2007-02-20 Mike Stump <mrs@apple.com>
20375 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20376 * configure: Regenerate.
20378 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20380 Change the defaults of some parameters and options.
20381 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20382 * config/spu/spu.c (spu_optimization_options): Add.
20383 (spu_override_options): Change params in spu_optimization_options.
20384 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20386 Register 127 is only 16 byte aligned when used as a frame pointer.
20387 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20388 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20389 HARD_FRAME_POINTER_REGNUM.
20390 (spu_legitimate_address): Use regno_aligned_for_reload.
20391 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20392 aligned when frame_pointer_needed is true.
20393 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20395 * config/spu/spu.h (INIT_EXPANDERS): Define.
20397 Make sure shift and rotate instructions have valid immediate operands.
20398 * config/spu/predicates.md (spu_shift_operand): Remove.
20399 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20400 * config/spu/constraints.md (W, O): Extend range.
20401 * config/spu/spu.md (umask, nmask): Define.
20402 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20403 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20404 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20405 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20406 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20407 (lshr<mode>3_reg): Fix rtl description.
20409 Make sure mulhisi immediate operands are valid.
20410 * config/spu/predicates.md (imm_K_operand): Add.
20411 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20413 Generate constants using fsmbi and andi.
20414 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20415 (print_operand, spu_split_immediate, classify_immediate,
20416 fsmbi_const_p): Handle IC_FSMBI2.
20418 Correctly handle a CONST_VECTOR containing symbols.
20419 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20420 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20421 (immediate_load_p): Allow symbols that use 2 instructions to create.
20422 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20423 with symbols when flag_pic is set.
20424 (const_vector_immediate_p): New.
20425 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20426 accept a CONST_VECTOR with symbols.
20427 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20428 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20430 * config/spu/spu.md (high, low): Delete.
20431 (low_<mode>): Define.
20433 Remove INTRmode and INTR_REGNUM, which didn't work.
20434 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20436 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20437 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20438 peephole2 pattern): Don't use INTR or 131.
20439 (movintrcc): Delete.
20440 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20441 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20442 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20443 (UNSPEC_SET_INTR): Add.
20444 * config/spu/spu-modes.def (INTR): Remove.
20446 More accurate warnings about run-time relocations.
20447 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20449 Correctly warn about immediate arguments to specific intrinsics.
20450 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20451 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20452 the instruction predicate.
20454 Fix tree check errors with latest update.
20455 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20457 (spu_expand_builtin): Use CALL_EXPR_FN.
20459 Add missing specific intrinsics.
20460 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20462 * config/spu/spu_internals.h: Ditto.
20464 Fix incorrect operand modifiers.
20465 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20466 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20468 Optimize one case of zero_extend of a vec_select.
20469 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20471 Accept any immediate for hbr.
20472 * config/spu/spu.md (hbr): Change s constraints to i.
20474 2007-02-21 Paul Brook <paul@codesourcery.com>
20476 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20477 condexec_count when skipping USE and CLOBBER.
20479 2007-02-21 Nick Clifton <nickc@redhat.com>
20481 * common.opt (Warray-bounds): Add Warning attribute.
20482 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20484 (fsized-zeroes): Add Optimization attribute.
20485 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20486 * c.opt (Wc++0x-compat): Add Warning attribute.
20488 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20490 PR middle-end/30761
20491 * reload1.c (eliminate_regs_in_insn): In the single_set special
20492 case, attempt to re-recognize the insn before falling back to
20493 having reload fix it up.
20495 2007-02-20 Eric Christopher <echristo@gmail.com>
20497 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20498 Rewrite accordingly.
20499 (frv_read_iacc_argument): Ditto.
20500 (frv_expand_set_builtin): Take a call instead of arglist, update for
20502 (frv_expand_unop_builtin): Ditto.
20503 (frv_expand_binop_builtin): Ditto.
20504 (frv_expand_cut_builtin): Ditto.
20505 (frv_expand_binopimm_builtin): Ditto.
20506 (frv_expand_voidbinop_builtin): Ditto.
20507 (frv_expand_int_void2arg): Ditto.
20508 (frv_expand_prefetches): Ditto.
20509 (frv_expand_voidtriop_builtin): Ditto.
20510 (frv_expand_voidaccop_builtin): Ditto.
20511 (frv_expand_load_builtin): Ditto.
20512 (frv_expand_store_builtin): Ditto.
20513 (frv_expand_mdpackh_builtin): Ditto.
20514 (frv_expand_mclracc_builtin): Ditto.
20515 (frv_expand_mrdacc_builtin): Ditto.
20516 (frv_expand_mwtacc_builtin): Ditto.
20517 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20520 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20522 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20523 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20525 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20526 point instructions.
20527 * configure: Regenerate.
20528 * config.in: Regenerate.
20529 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20530 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20531 masks to power6 and power6x and to POWERPC_MASKS.
20532 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20534 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20535 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20536 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20537 Access PROTOTYPE as variable, not mask.
20539 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20541 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20542 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20543 * combine.c (adjust_for_new_dest): Use it.
20544 * postreload.c (reload_combine): Likewise.
20546 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20548 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20549 notes on an insn with multiple sets, even if single_set returns
20550 non-NULL for that insn.
20552 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20554 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20555 scalbn and scalbln.
20557 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20559 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20560 if user didn't pass it.
20561 * config/i386/darwin.h (CC1_SPEC): Likewise.
20562 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20563 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20564 -mmacosx-version-min.
20566 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20567 Uros Bizjak <ubizjak@gmail.com>
20569 * optabs.h (enum optab_index): Add new OTI_scalb.
20570 (scalb_optab): Define corresponding macro.
20571 * optabs.c (init_optabs): Initialize scalb_optab.
20572 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20574 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20575 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20576 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20577 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20578 flag_unsafe_math_optimizations is set.
20580 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20581 to implement scalbf, scalb and scalbl built-ins as inline x87
20584 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20585 DJ Delorie <dj@redhat.com>
20588 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20589 (diagnostic_report_diagnostic): ... here, and turn them into real
20590 errors. If warnings are inhibited, no need to do anything.
20592 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20594 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20595 better code generation.
20597 2007-02-20 Ben Elliston <bje@au.ibm.com>
20599 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20601 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20603 * config/alpha/alpha.c, config/alpha/alpha.md,
20604 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20605 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20606 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20607 config/arm/lib1funcs.asm: Follow spelling conventions.
20609 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20610 config/fr30/fr30.md, config/i386/i386.h,
20611 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20612 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20613 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20614 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20615 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20616 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20617 config/sparc/sparc.c, config/sparc/sparc.h,
20618 config/sparc/sparc.md, config/spu/constraints.md,
20619 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20622 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20625 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20628 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20630 * doc/invoke.texi (-ftree-lrs): Remove.
20632 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20634 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20637 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20639 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20640 new CALL_EXPR_FN macro for retrieving the function
20641 declaration of the input expression.
20643 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20645 * c.opt (Waddress): New.
20646 * common.opt (Walways-true): Delete.
20647 (Wstring-literal-comparison): Delete.
20648 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20649 -Wstring-literal-comparison. Add -Waddress.
20651 (Walways-true): Delete.
20652 (Wstring-literal-comparison): Delete.
20653 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20654 consistently instead of -Walways-true in example.
20655 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20656 * c-typeck.c (parser_build_binary_op): Replace
20657 -Wstring-literal-comparison and -Walways-true with -Waddress.
20658 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20661 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20663 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20664 without DECL_STRUCT_FUNCTION initialized.
20666 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20668 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20669 due to calls to functions taking pointers as parameters.
20671 2007-02-19 Richard Henderson <rth@redhat.com>
20674 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20677 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20679 * config/s390/s390.c (s390_call_saved_register_used,
20680 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20681 accessed to the new scheme.
20683 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20685 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20686 (cris_print_index, cris_print_operand, cris_print_operand_address)
20687 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20688 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20689 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20690 GET_CODE () == xxx.
20691 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20692 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20693 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20694 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20695 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20696 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20697 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20698 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20699 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20700 (uminsi3, call, call_value): Ditto.
20701 (define_split: indir_to_reg_split, unnamed): Ditto.
20703 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20705 PR tree-optimization/30975
20706 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20709 2007-02-18 Eric Christopher <echristo@gmail.com>
20711 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20712 Remove use of arglist.
20713 (mips_expand_builtin): Remove use of arglist, pass in expr.
20714 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20715 (mips_expand_builtin_movtf): Ditto.
20716 (mips_expand_builtin_compare): Ditto.
20718 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20720 * tree-sra.c (sra_build_assignment): Replace assertion
20721 checking with a comment explaining why it can't be done.
20723 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20725 PR middle-end/30833
20726 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20727 during CALL_EXPR representation conversion.
20728 * tree-ssa-propagate.c (set_rhs): Likewise.
20730 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20732 * tree-sra.c (sra_build_assignment): Disable assertion checking
20735 2007-02-18 Roger Sayle <roger@eyesopen.com>
20737 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20738 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20739 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20741 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20742 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20743 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20744 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20745 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20746 force_gimple_operand): Likewise.
20747 * ipa-cp.c (constant_val_insert): Likewise.
20748 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20749 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20750 perfect_nestify): Likewise.
20751 * langhooks.c (lhd_omp_assignment): Likewise.
20752 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20753 lower_copyprivate_clauses, lower_send_clauses,
20754 lower_send_shared_vars, expand_parallel_call,
20755 expand_omp_for_generic, expand_omp_for_static_nochunk,
20756 expand_omp_for_static_chunk, expand_omp_sections,
20757 lower_omp_single_copy, lower_omp_for_lastprivate,
20758 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20759 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20760 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20763 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20765 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20766 config/sh/sh.md: Follow spelling conventions.
20768 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20769 config/frv/predicates.md: Follow spelling conventions.
20771 * config/m68k/linux-unwind.h: Fix a comment typo.
20772 * target.h: Follow spelling conventions.
20774 2007-02-18 Roger Sayle <roger@eyesopen.com>
20776 PR rtl-optimization/28173
20777 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20778 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20779 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20780 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20781 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20783 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20785 * builtins.c (fold_builtin_load_exponent): New.
20786 (fold_builtin_2): Use it.
20788 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20790 PR rtl-optimization/30773
20791 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20792 if we fail to attach a REG_EQUIV note.
20794 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20795 Roger Sayle <roger@eyesopen.com>
20797 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20799 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20801 * calls.c (initialize_argument_information): Pass original EXP
20802 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20803 code to split complex arguments here, as part of initializing the
20805 (expand_call): Remove code that builds a list of arguments and
20806 inserts implicit arguments into it. Instead, just count how many
20807 implicit arguments there will be so we can determine the size of
20808 the ARGS array, and let initialize_argument_information do the work.
20809 (split_complex_values): Delete unused function.
20811 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20813 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20815 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20817 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20818 for arg pointer based indexed addressing.
20820 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20822 * config/ia64/ia64.h, config/ia64/ia64.md,
20823 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20824 spelling conventions.
20826 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20828 * config/m68k/m68k.c (split_di): New.
20829 * config/m68k/m68k-protos.h: Declare split_di.
20830 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20831 Improve predicate handling and split constant shifts.
20833 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20835 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20836 parameter for register bitfield operations, general predicates
20839 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20841 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20842 * config/m68k/linux-unwind.h: New file.
20844 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20846 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20847 config/i386/athlon.md, config/ia64/ia64.md,
20848 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20849 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20850 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20851 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20852 tree-vect-transform.c: Fix comment typos.
20854 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20856 * sched-deps.c (find_insn_list): Remove.
20857 * sched-int.h: Remove the prototype for find_insn_list.
20859 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20861 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20863 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20864 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20865 darwin_rs6000_override_options.
20866 (C_COMMON_OVERRIDE_OPTIONS): Expect
20867 darwin_macosx_version_min to be non-NULL always.
20868 (TARGET_C99_FUNCTIONS): Likewise.
20869 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20870 (DARWIN_MINVERSION_SPEC): New.
20871 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20872 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20874 (DARWIN_MINVERSION_SPEC): New.
20875 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20877 * config/darwin-c.c (darwin_cpp_builtins): Expect
20878 darwin_macosx_version_min to be non-NULL always.
20880 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20882 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20884 * config/i386/i386.h (x86_use_xchgb): New.
20885 (TARGET_USE_XCHGB): New macro.
20886 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20887 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20888 Split after reload into bswaphi for shifts of 8.
20889 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20890 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20891 or when optimizing for size.
20893 2007-02-16 Richard Guenther <rguenther@suse.de>
20894 Christian Bruel <christian.bruel@st.com>
20896 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20897 DECLs but prefer SSA_NAMEs over DECLs.
20899 2007-02-16 Richard Guenther <rguenther@suse.de>
20901 * tree-flow-inline.h (single_imm_use_p): Remove.
20902 (zero_imm_uses_p): Likewise.
20903 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20904 instead of single_imm_use_p.
20905 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20908 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20911 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20912 nested double- and backquotes.
20914 2007-02-15 Roger Sayle <roger@eyesopen.com>
20916 PR middle-end/30391
20917 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20918 should be unreachable.
20919 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20920 For the time being redirect GIMPLE_MODIFY_STMT to the new
20921 (renamed) build_gimple_modify_stmt_stat.
20922 (build2_gimple_stat): Rename to...
20923 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20924 Always build a GIMPLE_MODIFY_STMT node.
20925 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20926 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20929 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20930 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20931 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20932 expand_complex_div_wide): Likewise.
20933 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20934 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20935 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20936 * tree-ssa-loop-manip.c (create_iv): Likewise.
20937 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20938 abs_replacement): Likewise.
20939 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20940 realify_fake_stores): Likewise.
20942 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20943 node rather than a GIMPLE_MODIFY_STMT node.
20944 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20945 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20947 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20948 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20949 GIMPLE_MODIFY_STMT.
20951 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20953 PR middle-end/30433
20954 * fold-const.c (fold_comparison): Add back the
20955 folding of constant complex comparisions.
20957 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20959 PR middle-end/30729
20960 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20961 effects unknown to this function, return early.
20963 2007-02-15 Ian Lance Taylor <iant@google.com>
20965 * lower-subreg.c (move_eh_region_note): New static function.
20966 (resolve_simple_move): Call it.
20967 (decompose_multiword_subregs): Track blocks for which we resolve a
20968 simple move which is also a control flow insn. Pass them to
20969 find_many_sub_basic_blocks.
20970 (pass_lower_subreg): Add TODO_verify_flow.
20971 (pass_lower_subreg2): Likewise.
20973 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20974 Brooks Moses <brooks.moses@codesourcery.com>
20975 Lee Millward <lee.millward@codesourcery.com>
20977 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20978 (VL_EXP_CLASS_P): New.
20979 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20981 (TREE_OPERAND_CHECK_CODE): Likewise.
20982 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20983 (TREE_RTL_OPERAND_CHECK): Likewise.
20984 (tree_operand_check_failed): Make second parameter the whole tree
20985 instead of its code. Fixed callers.
20986 (VL_EXP_CHECK): New.
20987 (TREE_OPERAND_LENGTH): New.
20988 (VL_EXP_OPERAND_LENGTH): New.
20989 (CALL_EXPR_FN): New.
20990 (CALL_EXPR_STATIC_CHAIN): New.
20991 (CALL_EXPR_ARGS): New.
20992 (CALL_EXPR_ARG): New.
20993 (call_expr_nargs): New.
20994 (CALL_EXPR_ARGP): New.
20995 (build_nt_call_list): Declare.
20996 (build_vl_exp_stat): Declare.
20997 (build_vl_exp): New.
20998 (build_call_list): Declare.
20999 (build_call_nary): Declare.
21000 (build_call_valist): Declare.
21001 (build_call_array): Declare.
21002 (call_expr_arg): Declare.
21003 (call_expr_argp): Declare.
21004 (call_expr_arglist): Declare.
21005 (fold_build_call_list): Declare.
21006 (fold_build_call_list_initializer): Declare.
21007 (fold_call_expr): Declare to replace fold_builtin.
21008 (fold_builtin_fputs): Update to agree with modified definition.
21009 (fold_builtin_strcpy): Likewise.
21010 (fold_builtin_strncpy): Likewise.
21011 (fold_builtin_memory_chk): Likewise.
21012 (fold_builtin_stxcpy_chk): Likewise.
21013 (fold_builtin_strncpy_chk): Likewise.
21014 (fold_builtin_next_arg): Likewise.
21015 (fold_build_call_expr): Declare.
21016 (fold_builtin_call_list): Declare.
21017 (fold_builtin_call_valist): Declare.
21018 (build_call_expr): Declare.
21019 (validate_arglist): Update to agree with modified definition.
21020 (tree_operand_length): New.
21021 (call_expr_arg_iterator): New.
21022 (init_call_expr_arg_iterator): New.
21023 (next_call_expr_arg): New.
21024 (first_call_expr_arg): New.
21025 (more_call_expr_args_p): New.
21026 (FOR_EACH_CALL_EXPR_ARG): New.
21028 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21029 and tcc_gimple_stmt.
21030 (tree_code_size): Update documentation. Use sizeof (tree) rather
21031 than sizeof (char *).
21032 (tree_size): Likewise. Add case for tcc_vl_exp.
21033 (tree_node_structure): Add case for tcc_vl_exp.
21034 (contains_placeholder_p): Likewise.
21035 (substitute_in_expr): Likewise.
21036 (substitute_placeholder_in_expr): Likewise.
21037 (stabilize_reference_1): Likewise.
21038 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21039 to diagnose breakage of this interface for constructing CALL_EXPRs.
21040 (build_nt): Add similar assertion here.
21041 (build_nt_call_list): New.
21042 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21043 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21045 (get_callee_fndecl): Use new CALL_EXPR accessors.
21046 (tree_operand_check_failed): Change parameters to pass entire node
21047 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21048 (process_call_operands): New.
21049 (build_vl_exp_stat): New.
21050 (build_call_list): New.
21051 (build_call_nary): New.
21052 (build_call_valist): New.
21053 (build_call_array): New.
21054 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21055 (call_expr_arglist): New.
21057 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21058 tcc_vl_exp instead of a fixed-size tcc_expression.
21060 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21061 accessors for CALL_EXPRs.
21062 (AGGR_INIT_EXPR): Likewise.
21064 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21065 Brooks Moses <brooks.moses@codesourcery.com>
21066 Lee Millward <lee.millward@codesourcery.com>
21068 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21069 (expand_builtin_nonlocal_goto): Change parameter to be entire
21070 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21071 (expand_builtin_prefetch): Likewise.
21072 (expand_builtin_classify_type): Likewise.
21073 (mathfn_built_in): Return NULL_TREE instead of 0.
21074 (expand_errno_check): Use new CALL_EXPR accessors.
21075 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21076 Return NULL_RTX instead of 0.
21077 (expand_builtin_mathfn_2): Likewise.
21078 (expand_builtin_mathfn_3): Likewise.
21079 (expand_builtin_interclass_mathfn): Likewise.
21080 (expand_builtin_sincos): Likewise.
21081 (expand_builtin_cexpi): Likewise.
21082 (expand_builtin_int_roundingfn): Likewise.
21083 (expand_builtin_int_roundingfn_2): Likewise.
21084 (expand_builtin_pow): Likewise.
21085 (expand_builtin_powi): Likewise.
21086 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21087 of arglist, fixing callers appropriately. Use new CALL_EXPR
21088 accessors and constructors. Return NULL_RTX instead of 0.
21089 (expand_builtin_strstr): Likewise.
21090 (expand_builtin_strchr): Likewise.
21091 (expand_builtin_strrchr): Likewise.
21092 (expand_builtin_strpbrk): Likewise.
21093 (expand_builtin_memcpy): Likewise.
21094 (expand_builtin_mempcpy): Likewise.
21095 (expand_builtin_mempcpy_args): New.
21096 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21097 (expand_builtin_memmove_args): New.
21098 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21099 (expand_movstr): Likewise.
21100 (expand_builtin_strcpy): Likewise.
21101 (expand_builtin_strcpy_args): New.
21102 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21103 (expand_builtin_strncpy): Likewise.
21104 (expand_builtin_memset): Likewise.
21105 (expand_builtin_memset_args): New.
21106 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21107 (expand_builtin_memcmp): Likewise.
21108 (expand_builtin_strcmp): Likewise.
21109 (expand_builtin_strncmp): Likewise.
21110 (expand_builtin_strcat): Likewise.
21111 (expand_builtin_strncat): Likewise.
21112 (expand_builtin_strspn): Likewise.
21113 (expand_builtin_strcspn): Likewise.
21114 (expand_builtin_args_info): Likewise.
21115 (expand_builtin_va_start): Likewise.
21116 (gimplify_va_arg_expr): Likewise.
21117 (expand_builtin_va_end): Likewise.
21118 (expand_builtin_va_copy): Likewise.
21119 (expand_builtin_frame_address): Likewise.
21120 (expand_builtin_alloca): Likewise.
21121 (expand_builtin_bswap): Likewise.
21122 (expand_builtin_unop): Likewise.
21123 (expand_builtin_fputs): Likewise.
21124 (expand_builtin_expect): Likewise.
21125 (expand_builtin_fabs): Likewise.
21126 (expand_builtin_copysign): Likewise.
21127 (expand_builtin_printf): Likewise.
21128 (expand_builtin_fprintf): Likewise.
21129 (expand_builtin_sprintf): Likewise.
21130 (expand_builtin_init_trampoline): Likewise.
21131 (expand_builtin_signbit): Likewise.
21132 (expand_builtin_fork_or_exec): Likewise.
21133 (expand_builtin_sync_operation): Likewise.
21134 (expand_builtin_compare_and_swap): Likewise.
21135 (expand_builtin_lock_test_and_set): Likewise.
21136 (expand_builtin_lock_release): Likewise.
21137 (expand_builtin): Likewise.
21138 (builtin_mathfn_code): Likewise.
21140 (fold_builtin_constant_p): Pass call arguments individually instead
21141 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21142 accessors and constructors. Return NULL_TREE instead of 0.
21143 (fold_builtin_expect): Likewise.
21144 (fold_builtin_classify_type): Likewise.
21145 (fold_builtin_strlen): Likewise.
21146 (fold_builtin_nan): Likewise.
21147 (integer_valued_real_p): Likewise.
21148 (fold_trunc_transparent_mathfn): Likewise.
21149 (fold_fixed_mathfn): Likewise.
21150 (fold_builtin_cabs): Likewise.
21151 (fold_builtin_sqrt): Likewise.
21152 (fold_builtin_cbrt): Likewise.
21153 (fold_builtin_cos): Likewise.
21154 (fold_builtin_cosh): Likewise.
21155 (fold_builtin_tan): Likewise.
21156 (fold_builtin_sincos): Likewise.
21157 (fold_builtin_cexp): Likewise.
21158 (fold_builtin_trunc): Likewise.
21159 (fold_builtin_floor): Likewise.
21160 (fold_builtin_ceil): Likewise.
21161 (fold_builtin_round): Likewise.
21162 (fold_builtin_int_roundingfn): Likewise.
21163 (fold_builtin_bitop): Likewise.
21164 (fold_builtin_bswap): Likewise.
21165 (fold_builtin_logarithm): Likewise.
21166 (fold_builtin_hypot): Likewise.
21167 (fold_builtin_pow): Likewise.
21168 (fold_builtin_powi): Likewise.
21169 (fold_builtin_exponent): Likewise.
21170 (fold_builtin_memset): Likewise.
21171 (fold_builtin_bzero): Likewise.
21172 (fold_builtin_memory_op): Likewise.
21173 (fold_builtin_bcopy): Deleted; call site changed to invoke
21174 fold_builtin_memory_op directly.
21175 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21176 (fold_builtin_strncpy): Likewise.
21177 (fold_builtin_memcmp): Likewise.
21178 (fold_builtin_strcmp): Likewise.
21179 (fold_builtin_strncmp): Likewise.
21180 (fold_builtin_signbit): Likewise.
21181 (fold_builtin_copysign): Likewise.
21182 (fold_builtin_isascii): Likewise.
21183 (fold_builtin_toascii): Likewise.
21184 (fold_builtin_isdigit): Likewise.
21185 (fold_builtin_fabs): Likewise.
21186 (fold_builtin_abs): Likewise.
21187 (fold_builtin_fmin_fmax): Likewise.
21188 (fold_builtin_carg): Likewise.
21189 (fold_builtin_classify): Likewise.
21190 (fold_builtin_unordered_cmp): Likewise.
21192 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21193 New functions split out from fold_builtin_1.
21194 (fold_builtin_n): New.
21195 (fold_builtin_varargs): New.
21196 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21198 (fold_call_expr): New.
21199 (build_function_call_expr): Rewrite to use new helper function.
21200 (fold_builtin_call_list): New.
21201 (build_call_expr): New.
21202 (fold_builtin_call_valist): New.
21203 (rewrite_call_expr): New.
21204 (validate_arg): New.
21205 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21206 of an arglist. Change return type to bool. Use new CALL_EXPR
21209 (fold_builtin_strstr): Pass call arguments individually instead
21210 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21211 accessors and constructors. Return NULL_TREE instead of 0.
21212 (fold_builtin_strchr): Likewise.
21213 (fold_builtin_strrchr): Likewise.
21214 (fold_builtin_strpbrk): Likewise.
21215 (fold_builtin_strcat): Likewise.
21216 (fold_builtin_strncat): Likewise.
21217 (fold_builtin_strspn): Likewise.
21218 (fold_builtin_strcspn): Likewise.
21219 (fold_builtin_fputs): Likewise.
21220 (fold_builtin_next_arg): Likewise.
21221 (fold_builtin_sprintf): Likewise.
21223 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21224 NULL_RTX instead of 0.
21225 (expand_builtin_memory_chk): Likewise.
21226 (maybe_emit_chk_warning): Likewise.
21227 (maybe_emit_sprintf_chk_warning): Likewise.
21229 (fold_builtin_object_size): Pass call arguments individually instead
21230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21231 accessors and constructors. Return NULL_TREE instead of 0.
21232 (fold_builtin_memory_chk): Likewise.
21233 (fold_builtin_stxcpy_chk): Likewise.
21234 (fold_builtin_strncpy_chk): Likewise.
21235 (fold_builtin_strcat_chk): Likewise.
21236 (fold_builtin_strcat_chk): Likewise.
21237 (fold_builtin_strncat_chk): Likewise.
21238 (fold_builtin_sprintf_chk): Likewise.
21239 (fold_builtin_snprintf_chk): Likewise.
21240 (fold_builtin_printf): Likewise.
21241 (fold_builtin_vprintf): Likewise.
21243 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21245 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21246 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21247 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21248 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21249 (fold_unary): Likewise.
21250 (fold_binary): Likewise.
21251 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21252 ternary expressions.
21253 (fold): Add logic for tcc_vl_exp.
21254 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21255 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21256 (fold_build3_stat): Add assertion to flag broken interface for
21257 constructing CALL_EXPRs.
21258 (fold_build_call_list): New.
21259 (fold_build_call_list_initializer): New.
21260 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21262 (fold_strip_sign_ops): Likewise.
21264 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21265 Brooks Moses <brooks.moses@codesourcery.com>
21266 Lee Millward <lee.millward@codesourcery.com>
21268 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21269 accessors and dump arguments explicitly.
21271 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21273 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21275 (print_call_name): Use new CALL_EXPR accessors.
21277 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21278 CALL_EXPR arguments explicitly instead of as a list. Use
21279 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21281 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21282 (vrp_visit_stmt): Likewise.
21284 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21285 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21287 (force_move_till_expr): Likewise.
21289 * targhooks.c (default_external_stack_protect_fail): Use
21290 build_call_expr instead of build_function_call_expr.
21291 (default_hidden_stack_protect_fail): Likewise.
21293 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21296 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21297 and walk arguments explicitly.
21299 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21301 (expand_simple_operations): Likewise.
21302 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21304 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21305 of TREE_CODE_LENGTH.
21306 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21308 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21309 instead of TREE_CODE_LENGTH.
21311 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21312 (tree_ic_transform): Likewise.
21313 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21314 parameter instead of arglist. Fix callers.
21315 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21316 (tree_stringops_transform): Likewise.
21317 (tree_indirect_call_to_profile): Likewise.
21318 (tree_stringops_values_to_profile): Likewise.
21320 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21321 (eliminate_tail_call): Likewise.
21323 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21325 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21326 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21328 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21330 * omp-low.c (build_omp_barrier): Use build_call_expr.
21331 (lower_rec_input_clauses): Likewise.
21332 (lower_reduction_clauses): Likewise.
21333 (expand_parallel_call): Likewise.
21334 (maybe_catch_exception): Likewise.
21335 (expand_omp_for_generic): Likewise.
21336 (expand_omp_for_static_nochunk): Likewise.
21337 (expand_omp_sections): Likewise.
21338 (lower_omp_single_simple): Likewise.
21339 (lower_omp_single_copy): Likewise.
21340 (lower_omp_master): Likewise.
21341 (lower_omp_ordered): Likewise.
21342 (lower_omp_critical): Likewise.
21344 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21345 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21347 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21348 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21349 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21351 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21352 and generalize to handle any number of operands.
21353 (chrec_contains_undetermined): Likewise.
21354 (tree_contains_chrecs): Likewise.
21355 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21357 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21359 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21360 fold_call_expr instead of fold_builtin.
21361 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21362 match declarations there.
21363 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21366 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21367 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21369 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21370 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21372 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21375 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21376 (execute_cse_sincos): Use new CALL_EXPR accessors.
21378 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21380 * gimple-low.c (lower_function_body): Use build_call_expr.
21381 (lower_builtin_setjmp): Likewise.
21383 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21384 (set_storage_via_libcall): Likewise.
21385 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21386 instead of TREE_CODE_LENGTH.
21387 (expand_expr_real_1): Use new CALL_EXPR accessors.
21389 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21390 generalize to handle any number of operands.
21391 (TB_parent_eq): Likewise.
21393 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21394 (strip_builtin_expect): Likewise.
21396 * function.c (gimplify_parameters): Use build_call_expr.
21398 * tree-vectorizer.c (vect_is_simple_reduction): Use
21399 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21401 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21402 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21404 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21407 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21408 (gimplify_decl_expr): Likewise.
21409 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21410 Use new CALL_EXPR iterators.
21411 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21412 (gimplify_modify_expr_to_memset): Likewise.
21413 (gimplify_variable_sized_compare): Likewise.
21414 (gimplify_omp_atomic_fetch_op): Likewise.
21415 (gimplify_omp_atomic_pipeline): Likewise.
21416 (gimplify_omp_atomic_mutex): Likewise.
21417 (gimplify_function_tree): Likewise.
21419 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21420 (call_expr_flags): Likewise.
21421 (expand_call): Likewise.
21423 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21424 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21427 * coverage.c (create_coverage): Use build_call_expr.
21429 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21430 (temp_call_expr_obstack): New.
21431 (pool_copy_list): Delete.
21432 (temp_copy_call_expr): New.
21433 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21434 CALL_EXPR accessors. Get rid of special goo for copying argument
21435 lists and use temp_copy_call_expr instead.
21436 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21437 CALL_EXPR accessors.
21438 (create_expression_by_pieces): Likewise. Use build_call_array
21439 to construct the result instead of fold_build3.
21440 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21441 dealing with argument lists.
21442 (init_pre): Remove references to expression_node_pool and
21443 list_node_pool. Init temp_call_expr_obstack instead.
21444 (fini_pre): Remove references to expression_node_pool and
21447 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21448 and walk arguments explicitly instead of as a list.
21450 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21451 (mx_register_decls): Likewise.
21452 (mudflap_register_call): Likewise.
21453 (mudflap_finish_file): Likewise.
21455 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21456 (ipa_callsite_compute_param): Likewise.
21458 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21459 accessors and constructor.
21461 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21462 accessors and constructor.
21463 (convert_tramp_reference): Likewise.
21464 (convert_call_expr): Likewise.
21465 (finalize_nesting_tree_1): Likewise.
21467 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21470 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21472 * tree-inline.c (initialize_inlined_parameters): Pass entire
21473 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21475 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21476 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21478 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21480 (vectorizable_reduction): Likewise.
21481 (vectorizable_call): Use new CALL_EXPR iterators.
21482 (vectorizable_conversion): Use build_call_expr.
21483 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21484 (vect_gen_widened_results_half): Use build_call_expr.
21485 (vect_setup_realignment): Likewise.
21486 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21488 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21489 (pass_through_call): Likewise.
21490 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21493 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21494 (tree_gen_pow2_profiler): Likewise.
21495 (tree_gen_one_value_profiler): Likewise.
21496 (tree_gen_ic_func_profiler): Likewise.
21497 (tree_gen_average_profiler): Likewise.
21498 (tree_gen_ior_profiler): Likewise.
21500 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21501 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21502 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21504 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21505 of TREE_CODE_LENGTH.
21507 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21508 of TREE_CODE_LENGTH.
21510 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21512 (convert_to_integer): Likewise.
21514 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21517 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21518 Brooks Moses <brooks.moses@codesourcery.com>
21519 Lee Millward <lee.millward@codesourcery.com>
21521 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21523 * config/frv/frv.c (frv_expand_builtin): Likewise.
21524 * config/s390/s390.c (s390_expand_builtin): Likewise.
21526 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21527 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21529 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21530 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21531 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21532 (ix86_expand_store_builtin): Likewise.
21533 (ix86_expand_unop_builtin): Likewise.
21534 (ix86_expand_unop1_builtin): Likewise.
21535 (ix86_expand_sse_compare): Likewise.
21536 (ix86_expand_sse_comi): Likewise.
21537 (ix86_expand_vec_init_builtin): Likewise.
21538 (ix86_expand_vec_ext_builtin): Likewise.
21539 (ix86_expand_vec_set_builtin): Likewise.
21540 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21542 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21543 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21545 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21546 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21547 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21549 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21551 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21552 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21553 arglist. Use new CALL_EXPR accessors. Fix callers.
21554 (altivec_expand_abs_builtin): Likewise.
21555 (rs6000_expand_binop_builtin): Likewise.
21556 (altivec_expand_predicate_builtin): Likewise.
21557 (altivec_expand_lv_builtin): Likewise.
21558 (spe_expand_stv_builtin): Likewise.
21559 (altivec_expand_stv_builtin): Likewise.
21560 (rs6000_expand_ternop_builtin): Likewise.
21561 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21562 (altivec_expand_st_builtin): Likewise.
21563 (altivec_expand_dst_builtin): Likewise.
21564 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21565 arglist. Use new CALL_EXPR accessors. Fix callers.
21566 (altivec_expand_vec_set_builtin): Likewise.
21567 (altivec_expand_vec_ext_builtin): Likewise.
21568 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21569 (spe_expand_builtin): Likewise.
21570 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21571 arglist. Use new CALL_EXPR accessors. Fix callers.
21572 (spe_expand_evsel_builtin): Likewise.
21573 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21574 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21576 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21577 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21578 (arm_expand_unop_builtin): Likewise.
21579 (arm_expand_builtin): Use new CALL_EXPR accessors.
21581 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21584 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21585 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21587 (bfin_expand_unop_builtin): Likewise.
21588 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21590 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21591 Brooks Moses <brooks.moses@codesourcery.com>
21592 Lee Millward <lee.millward@codesourcery.com>
21594 * c-semantics.c (build_stmt): Add internal diagnostic check.
21596 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21597 accessors. Print arguments explicitly instead of as a list.
21599 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21601 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21602 (c_finish_omp_flish): Likewise.
21604 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21605 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21606 instead of TREE_CODE_LENGTH.
21607 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21608 (c_warn_unused_result): Likewise.
21610 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21613 * doc/invoke.texi (Warning Options): Remove
21614 -Werror-implicit-function-declaration.
21615 (Wimplicit-function-declaration): Update description.
21616 * opts.c (common_handle_option): Move handling of -Werror=* to...
21617 (enable_warning_as_error): ...here.
21618 * opts.h (enable_warning_as_error): Declare.
21619 * c-decl.c (implicit_decl_warning): Unless
21620 -Wno-implicit-function-declaration is given, emit a pedwarn if
21621 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21622 * c.opt (Wimplicit-function-declaration): Replace
21623 mesg_implicit_function_declaration with
21624 warn_implicit_function_declaration.
21625 * c-opts.c (c_common_handle_option):
21626 -Werror-implicit-function-declaration is exactly equal as
21627 -Werror=implicit-function-declaration.
21628 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21629 warn_implicit_function_declaration.
21630 (c_common_post_options): -Wimplict-function-declaration is enabled
21631 by default by -std=c99, otherwise is disabled by default.
21632 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21634 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21636 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21637 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21638 former is ignored but not the latter.
21640 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21642 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21643 is made and the reference doesn't use the alias set of its type,
21644 do not create the temporary using that type.
21646 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21648 * jump.c: Remove prototypes for delete_computation and
21649 delete_prior_computation.
21651 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21653 * jump.c (get_label_after): Delete.
21654 (get_label_before, delete_computation, delete_jump,
21655 delete_prior_computation, follow_jumps): Move...
21656 * reorg.c (delete_computation, delete_prior_computation): ... here...
21657 (get_label_before, delete_jump): ... making these static ...
21658 (follow_jumps): ... and simplifying this since it only runs after
21660 * rtl.h (get_label_after, get_label_before, delete_jump,
21661 follow_jumps): Delete prototypes.
21663 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21665 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21667 2007-02-15 Nick Clifton <nickc@redhat.com>
21669 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21670 order to prevent it from being munged by the target.
21672 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21674 * config/i386/i386.md: Remove misleading comment.
21676 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21678 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21679 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21682 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21684 * tree-sra.c (instantiate_missing_elements): Canonicalize
21686 (sra_build_assignment): New.
21687 (generate_copy_inout, generate_element_copy,
21688 generate_element_zero, generate_one_element_init): Use it.
21690 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21692 * tree-sra.c (instantiate_missing_elements): Canonicalize
21694 (sra_build_assignment): New.
21695 (generate_copy_inout, generate_element_copy,
21696 generate_element_zero, generate_one_element_init): Use it.
21698 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21700 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21703 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21705 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21706 types as aggregates not scalars.
21707 * function.c (assign_stack_temp_for_type): Likewise.
21709 2007-02-14 Roger Sayle <roger@eyesopen.com>
21710 Zdenek Dvorak <dvorakz@suse.cz>
21712 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21715 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21717 * passes.c (next_pass_1): Clear the next field of the copied
21720 2007-02-14 Richard Henderson <rth@redhat.com>
21722 * tree-sra.c (early_sra): New.
21723 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21724 (tree_sra_early, pass_sra_early): New.
21725 * tree-pass.h (pass_sra_early): Declare.
21726 * passes.c (init_optimization_passes): Use it.
21728 2007-02-14 Richard Guenther <rguenther@suse.de>
21730 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21732 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21734 PR tree-optimization/30771
21735 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21737 (vect_analyze_operations): Induction phis can now be marked as
21739 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21740 Update documentation accordingly.
21742 2007-02-14 Nick Clifton <nickc@redhat.com>
21744 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21745 most 3 arguments are supported.
21746 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21748 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21750 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21751 Ensure dst->current is valid.
21753 2007-02-13 Paul Brook <paul@codesourcery.com>
21755 * config.gcc: Add arm*-*-uclinux-*eabi.
21756 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21757 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21758 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21759 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21760 (LINK_SPEC): Define.
21761 (LIB_SPEC): Define.
21762 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21764 * config/arm/uclinux-eabi.h: New file.
21765 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21766 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21769 2007-02-13 Ian Lance Taylor <iant@google.com>
21771 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21772 * flags.h (warn_strict_overflow): Declare.
21773 (enum warn_strict_overflow_code): Define.
21774 (issue_strict_overflow_warning): New static inline function.
21775 * opts.c (warn_strict_overflow): New variable.
21776 (common_handle_option): Handle OPT_Wstrict_overflow and
21777 OPT_Wstrict_overflow_.
21778 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21780 * fold-const.c: Include intl.h.
21781 (fold_deferring_overflow_warnings): New static variable.
21782 (fold_deferred_overflow_warning): New static variable.
21783 (fold_deferred_overflow_code): New static variable.
21784 (fold_defer_overflow_warnings): New function.
21785 (fold_undefer_overflow_warnings): New function.
21786 (fold_undefer_and_ignore_overflow_warnings): New function.
21787 (fold_deferring_overflow_warnings_p): New function.
21788 (fold_overflow_warning): New static function.
21789 (make_range): Add strict_overflow_p parameter. Change all
21791 (extract_muldiv, extract_muldiv_1): Likewise.
21792 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21793 tree_expr_nonnegative_p.
21794 (fold_negate_expr): Call fold_overflow_warning.
21795 (fold_range_test): Likewise.
21796 (fold_comparison): Likewise.
21797 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21798 instead of tree_expr_nonnegative_p.
21799 (tree_expr_nonnegative_warnv_p): Rename from
21800 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21801 (tree_expr_nonnegative_p): New function.
21802 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21803 strict_overflow_p parameter.
21804 (tree_expr_nonzero_p): New function.
21805 * passes.c (verify_interpass_invariants): New static function.
21806 (execute_one_pass): Call it.
21807 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21809 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21810 (estimate_numbers_of_iterations): Likewise.
21811 (scev_probably_wraps_p): Likewise.
21812 * tree-ssa-ccp.c: Include "toplev.h".
21813 (evaluate_stmt): Defer fold overflow warnings until we know we are
21815 (struct fold_stmt_r_data): Add stmt field.
21816 (fold_stmt_r): Defer fold overflow warnings until we know we
21818 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21819 (fold_stmt_inplace): Likewise.
21820 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21821 (cleanup_control_expr_graph): Defer fold overflow warnings until
21822 we know we are going to optimize.
21823 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21824 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21826 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21827 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21828 * tree-ssa-loop-manip.c (create_iv): Likewise.
21829 * c-typeck.c (build_conditional_expr): Likewise.
21830 (build_binary_op): Likewise.
21831 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21832 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21833 (extract_range_from_unary_expr): Likewise.
21834 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21835 assuming that signed overflow does not occur.
21836 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21837 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21838 (fold_defer_overflow_warnings): Declare.
21839 (fold_undefer_overflow_warnings): Declare.
21840 (fold_undefer_and_ignore_overflow_warnings): Declare.
21841 (fold_deferring_overflow_warnings_p): Declare.
21842 (tree_expr_nonzero_warnv_p): Declare.
21843 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21844 of warning options.
21845 (Warning Options): Document -Wstrict-overflow.
21846 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21847 (tree-ssa-ccp.o): Likewise.
21848 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21849 (fold-const.o): Depend on intl.h.
21851 2007-02-13 Ian Lance Taylor <iant@google.com>
21853 PR middle-end/30751
21854 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21857 2007-02-13 Stuart Hastings <stuart@apple.com>
21859 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21861 2007-02-13 Richard Henderson <rth@redhat.com>
21863 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21864 handled_component_p before looking for the indirect_ref.
21866 2007-02-13 Richard Henderson <rth@redhat.com>
21868 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21869 remove flags clobber.
21870 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21871 (bswaphi_lowpart): New.
21872 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21873 remove TARGET_BSWAP test. Delete expander of the same name.
21875 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21876 (expand_unop): Use them.
21878 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21880 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21881 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21882 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21883 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21884 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21885 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21886 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21887 assembler dialect choice from asm templates.
21889 2007-02-12 Richard Henderson <rth@redhat.com>
21891 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21892 (fixuns_trunc<SSEMODEF>si2): Use it.
21893 * config/i386/sse.md (vec_setv4sf_0): Export.
21894 * config/i386/i386.c (ix86_build_const_vector): Export.
21895 (ix86_split_convert_uns_si_sse): Rename from
21896 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21897 * config/i386/i386-protos.h: Update.
21899 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21902 * c-typeck.c (c_finish_return): Improve warning message.
21904 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21906 * alias.c (find_symbolic_term): Delete unused function.
21908 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21910 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21911 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21912 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21914 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21916 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21917 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21918 the function, temporarily point the debug interface to the null one.
21920 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21922 * dwarf2out.c (round_up_to_align): New static function.
21923 (field_byte_offset): Use it to round the offset.
21925 2007-02-12 Richard Henderson <rth@redhat.com>
21927 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21928 (inswl_const): Export.
21930 2007-02-12 Richard Henderson <rth@redhat.com>
21932 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21933 result mode of the libcall, convert back to outmode.
21935 2007-02-12 Roger Sayle <roger@eyesopen.com>
21937 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21938 (bswapdi2): New define_expand to implement 32-bit implementation.
21940 2007-02-12 Nick Clifton <nickc@redhat.com>
21942 * doc/invoke.texi (Overall Options): Document --help=.
21943 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21944 (cc1_options): Pass --help= on to cc1.
21945 (display_help): Add description of --help=.
21946 (process_command): Add code to handle --help=. Allow translated
21947 --help and --target-help switches to be passed on to compiler
21949 (main): Remove unused if statement.
21950 * opts.c (columns): Remove.
21951 (LEFT_COLUMN): Define.
21952 (wrap_help): Add columns argument.
21953 (print_filtered_help): Change parameters to be an include bitmask,
21954 an exclude bitmask, an any bitmask and the column width. Move the
21955 code to display the params list here. Add code to display the
21956 status of options rather than their descriptions if the quiet flag
21958 (print_specific_help): Change parameters to be an include bitmask,
21959 an exclude bitmask and an any bitmask. Move code to look up the
21960 column width here. Decide upon the title for an options listing.
21961 (common_handle_options): Add code to handle --help=. Adapt code
21962 for --help and --target-help to use the revised form of the
21963 print_specific_help function.
21964 (print_help): Delete.
21965 (print_param_help): Delete.
21966 (print_switch): Delete.
21967 * opts.h (cl_lang_count): Add prototype.
21968 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21969 CL_MAX_OPTION_CLASS): New defines.
21970 * optc-gen.awk: Add construction of cl_lang_count.
21971 * c.opt: Add Warning attribute to warning options and Optimization
21972 attribute to optimization options.
21973 * common.opt: Likewise.
21975 Add -fhelp and -ftarget-help as aliases for the transformed --help
21976 and --target-help options.
21977 * opt-functions.awk: Add code to handle Warning and Optimization
21980 2007-02-12 Richard Henderson <rth@redhat.com>
21982 * config/alpha/constraints.md: New file.
21983 * config/alpha/alpha.c: Include tm-constrs.h.
21984 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21985 alpha_extra_constraint): Remove.
21986 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21987 * config/alpha/alpha-protos.h: Update.
21988 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21989 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21990 (EXTRA_CONSTRAINT): Remove.
21991 * config/alpha/alpha.md: Include constraints.md.
21992 (adddi splitter): Use satisfies_constraint_*.
21993 * config/alpha/predicates.md (add_operand): Likewise.
21994 (sext_add_operand, addition_operation): Likewise.
21996 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21998 PR tree-optimization/29145
21999 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22000 in our handling of restrict qualified pointers.
22002 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22005 * doc/invoke.texi (Wunused-value): Update description.
22006 (Wextra): Delete item.
22007 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22008 value of Wunused-value.
22009 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22010 (c_finish_stmt_expr): Don't check extra_warnings.
22011 (emit_side_effect_warnings): The caller is responsible to check
22014 2007-02-11 Roger Sayle <roger@eyesopen.com>
22015 Matt Thomas <matt@3am-software.com>
22017 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22019 2007-02-11 Roger Sayle <roger@eyesopen.com>
22021 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22022 comparisons of POPCOUNT against zero.
22023 (simplify_const_relational_operation): Likewise.
22025 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22027 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22029 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22031 * dwarf2out.c (root_type): Delete unused function.
22033 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22035 * genattrtab.c (contained_in_p): Delete unused function.
22036 (write_expr_attr_cache): Likewise.
22038 2007-02-11 Jan Hubicka <jh@suse.cz>
22040 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22043 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22045 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22046 to add the REG_EQ* note.
22047 * see.c (see_merge_one_use_extension): Likewise.
22048 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22049 turn REG_EQUAL notes into REG_EQUIV notes if the target
22050 register may have more than one set.
22051 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22052 * gcse.c (try_replace_reg): Likewise.
22053 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22054 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22055 more than one REG_EQUIV note.
22056 * reload1.c (gen_reload): Use set_unique_reg_note.
22058 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22060 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22061 (ix86_builtin_conversion): New function.
22063 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22066 * tree.h (DECL_REPLACEABLE_P): New macro.
22067 * except.c (set_nothrow_function_flags): Likewise.
22069 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22070 Ira Rosen <irar@il.ibm.com>
22071 Dorit Nuzman <dorit@il.ibm.com>
22073 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22074 * targhooks.c (default_builtin_vectorized_conversion): New.
22075 * targhooks.h (default_builtin_vectorized_function): New declaration.
22076 * target.h (struct vectorize): Add builtin_conversion field.
22077 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22078 stmt_vec_info_type value.
22079 (vectorizable_conversion): New declaration.
22080 * tree-vect-analyze.c (vect_analyze_operations): Add
22081 vectorizable_conversion call.
22082 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22083 * tree-vect-transform.c (vectorizable_conversion): New function.
22084 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22085 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22087 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22088 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22089 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22090 or ALTIVEC_BUILTIN_VCFSX.
22092 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22095 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22096 CONST_DOUBLE and operand 0 is a hard register.
22097 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22098 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22099 is a hard floating-point register.
22101 2007-02-10 Richard Henderson <rth@redhat.com>
22102 Jakub Jelinek <jakub@redhat.com>
22103 Alexandre Oliva <aoliva@redhat.com>
22105 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22106 * builtin-types.def (BT_WORD): Make unsigned.
22107 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22108 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22109 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22110 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22111 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22112 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22114 * expr.c (emutls_var_address): New.
22115 (expand_expr_real_1): Expand emulated tls.
22116 (expand_expr_addr_expr_1): Likewise.
22117 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22118 * output.h (emutls_finish): Declare.
22119 * toplev.c (compile_file): Call it.
22120 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22121 address before wrapping in CONST.
22122 * varasm.c (emutls_htab, emutls_object_type): New.
22123 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22124 (get_emutls_object_name, get_emutls_object_type): New.
22125 (get_emutls_init_templ_addr, emutls_decl): New.
22126 (emutls_common_1, emutls_finish): New.
22127 (assemble_variable): When emulating tls, swap decls; generate
22128 constructor for the emutls objects.
22129 (do_assemble_alias): When emulating tls, swap decl and target name.
22130 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22132 * varpool.c (decide_is_variable_needed): Look at force_output.
22133 Recurse for emulated tls.
22134 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22135 with decide_is_variable_needed.
22136 * emutls.c: New file.
22137 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22138 tls_object for real tls.
22140 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22142 PR rtl-optimization/29599
22143 * reload1.c (eliminate_regs_in_insn): Take the destination
22144 mode into account when computing the offset.
22146 2007-02-09 Stuart Hastings <stuart@apple.com>
22147 Richard Henderson <rth@redhat.com>
22149 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22150 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22151 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22152 fixuns_truncdfhi2): New.
22153 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22154 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22155 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22156 (floatunssidf2): Allow nonimmediate source.
22157 * config/i386/sse.md (movdi_to_sse): New.
22158 (vec_concatv2di): Drop '*'.
22159 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22160 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22161 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22163 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22164 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22165 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22166 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22167 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22168 ix86_build_const_vector.
22169 (x86_emit_floatuns): Rewrite.
22171 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22173 * genautomata.c (longest_path_length): Delete unused function.
22174 (struct state): Delete unused longest_path_length.
22175 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22176 (get_free_state): Delete unused.
22178 2007-02-09 Jan Hubicka <jh@suse.cz>
22180 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22181 * doc/invoke.texi (inline-unit-growth): Update default value.
22183 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22184 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22185 (rebuild_cgraph_edges): Likewise.
22186 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22187 (dump_cgraph_node): Dump frequencies.
22188 (cgraph_clone_edge): Add frequency scales.
22189 (cgraph_clone_node): Add freuqnecy.
22190 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22191 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22192 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22193 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22194 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22195 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22196 (save_inline_function_body): Likewise.
22197 * ipa-inline.c: inluce rtl.h
22198 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22199 (cgraph_edge_badness): Use frequencies.
22200 (cgraph_decide_recursive_inlining): Update clonning.
22201 (cgraph_decide_inlining_of_small_function): Dump frequency.
22202 * predict.c (estimate_bb_frequencies): Export.
22203 * predict.h (estimate_bb_frequencies): Declare.
22204 * tree-inline.c (copy_bb): Watch overflows.
22205 (expand_call_inline): Update call of cgraph_create_edge.
22206 (optimize_inline_calls): Use TODO flags to update frequnecies.
22207 * passes.h: Include predict.h
22208 (init_optimization_passes): Move profile ahead.
22209 (execute_function_todo): Handle TODO_rebuild_frequencies.
22211 2007-02-09 Roger Sayle <roger@eyesopen.com>
22213 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22214 the insbl or inswl pattern into a register.
22216 2007-02-09 Roger Sayle <roger@eyesopen.com>
22218 * config/ia64/ia64.md (bswapdi2): New define_insn.
22220 2007-02-09 Richard Henderson <rth@redhat.com>
22222 * config/i386/constraints.md (Ym): New constraint.
22223 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22224 (movdi_1_rex64): Split sse and xmm general register moves from
22225 memory move alternatives. Use conditional register constraints.
22226 (movsf_1, movdf_integer): Likewise.
22227 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22228 (movdf_integer_rex64): New.
22229 (pushsf_rex64): Fix output constraints.
22230 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22231 (sse2_stored): Likewise.
22232 (sse2_storeq_rex64): New.
22233 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22234 amd and not generic.
22235 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22236 for optimize_size. Remove SF/DFmode hack.
22238 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22240 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22243 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22244 Richard Sandiford <richard@codesourcery.com>
22246 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22247 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22248 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22249 m68k/t-mlib to tmake_file.
22250 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22251 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22252 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22253 Allow it to be cf or m68k. Set m68k_arch_family. If that
22254 variable is not empty, add t-$m68k_arch_family to tmake_file.
22255 Add t-mlibs to tmake_file.
22256 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22257 * config/m68k/t-cf: New file.
22258 * config/m68k/t-m68k: Likewise.
22259 * config/m68k/t-mlibs: Likewise.
22260 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22261 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22262 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22263 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22264 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22266 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22267 (INSTALL_LIBGCC): Delete.
22268 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22269 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22270 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22271 (M68K_MLIB_CPU): Define.
22272 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22273 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22274 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22276 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22277 Richard Guenther <rguenther@suse.de>
22279 PR middle-end/23361
22280 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22281 against INT_MIN/INT_MAX.
22282 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22283 file if a loop is removed.
22285 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22287 * calls.c (store_one_arg): Pass correct alignment to
22288 emit_push_insn for non-BLKmode values.
22289 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22290 unaligned stack slot via a suitably aligned slot.
22292 2007-02-08 DJ Delorie <dj@redhat.com>
22294 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22296 (legal_subregs): Use unsigned char, make const.
22297 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22299 2007-02-08 Paul Brook <paul@codesourcery.com>
22301 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22302 special interworking needed.
22304 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22306 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22307 conditional to __SSE2__.
22308 (Entries below should have been added to first ChangeLog
22309 entry for amdfam10 dated 2007-02-05)
22310 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22312 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22314 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22317 2007-02-08 DJ Delorie <dj@redhat.com>
22319 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22320 * config/m32c/m32c.c (legal_subregs): New.
22321 (m32c_illegal_subreg_p): New.
22322 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22323 unsupported subregs of hard regs.
22325 2007-02-08 Jan Hubicka <jh@suse.cz>
22327 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22328 the same one; always update histograms.
22330 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22332 * passes.c (init_optimization_passes): Tidy comment.
22334 2007-02-08 Roger Sayle <roger@eyesopen.com>
22336 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22337 strip zero_extend, bswap and rotates from POCOUNT's argument.
22338 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22339 zero_extend and rotates from PARITY's argument.
22340 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22341 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22342 of an integer constant at compile-time.
22344 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22347 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22349 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22352 * tree-ssa-live.c (remove_unused_locals): Do not remove
22353 TREE_ADDRESSABLE variables.
22354 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22355 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22356 FOR_CLOBBER. Update all users.
22357 If VAR has an associated alias set, add a virtual operand for
22358 it if no alias is found to conflict with the memory reference.
22360 2007-02-07 Jan Hubicka <jh@suse.cz>
22361 Robert Kidd <rkidd@crhc.uiuc.edu>
22363 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22365 2007-02-07 Ian Lance Taylor <iant@google.com>
22367 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22369 2007-02-07 Roger Sayle <roger@eyesopen.com>
22371 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22372 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22373 tablejumpdi, movsi_to_cr_one): Remove constraints from
22374 define_expand's match_operands.
22376 2007-02-07 Roger Sayle <roger@eyesopen.com>
22378 * global.c (compute_regsets): Move declatation of "i" inside of
22379 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22381 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22384 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22385 of INDIRECT_REF <RESULT_DECL>.
22387 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22389 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22390 Kaz Kojima <kkojima@gcc.gnu.org>
22393 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22395 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22397 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22399 * doc/loop.texi: Document possibility not to perform disambiguation
22400 of loops with multiple latches.
22401 * cfgloopmanip.c (alp_enum_p): Removed.
22402 (add_loop): Handle subloops. Use get_loop_body_with_size.
22403 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22404 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22405 the new forwarder block.
22406 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22407 Handle the case latch is NULL.
22408 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22409 modifications when marking loop exits.
22410 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22412 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22413 disambiguate_loops_with_multiple_latches.
22414 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22415 before fix_loop_structure.
22416 * cfgloop.c: Include pointer-set.h and output.h.
22417 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22418 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22419 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22420 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22421 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22422 disambiguate_multiple_latches, get_loop_body_with_size,
22423 disambiguate_loops_with_multiple_latches): New functions.
22424 (flow_loop_dump): Dump multiple latch edges.
22425 (flow_loop_nodes_find): Handle loops with multiple latches.
22426 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22427 (glb_enum_p): Modified.
22428 (get_loop_body): Use get_loop_body_with_size.
22429 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22430 (AVOID_CFG_MODIFICATIONS): New constant.
22431 (disambiguate_loops_with_multiple_latches, add_loop,
22432 get_loop_body_with_size): Declare.
22433 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22435 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22437 PR inline-asm/28686
22438 * global.c (compute_regsets): New function.
22439 (global_alloc): Refactored ELIMINABLE_REGSET
22440 and NO_GLOBAL_ALLOC_REGS computation out.
22441 (rest_of_handle_global_alloc): Call compute_regsets()
22442 for non-optimizing case.
22444 2007-02-06 Richard Henderson <rth@redhat.com>
22446 * config/i386/constraints.md (Y2): Rename from Y.
22447 (Yi): New constraint.
22448 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22449 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22450 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22451 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22452 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22453 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22454 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22455 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22456 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22457 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22458 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22459 vec_extractv2si_1): Change Y constraints to Y2.
22460 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22461 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22462 Change Y constraints to Y2.
22463 (sse2_loadld): Change Y constraints to x.
22465 2007-02-06 Roger Sayle <roger@eyesopen.com>
22467 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22468 (parity<mode>2): New define_expand using rs6000_emit_parity.
22469 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22470 rs6000_emit_parity): New functions.
22471 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22472 rs6000_emit_parity): Prototype here.
22474 2007-02-06 Ian Lance Taylor <iant@google.com>
22476 * lower-subreg.c (simple_move_operand): Reject CONST.
22477 (resolve_clobber): Call validate_change rather than directly
22478 assigning to XEXP (pat, 0).
22480 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22482 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22483 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22484 (tree-cfg.o): Remove hashtab.h dependency.
22486 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22487 (struct ivopts_data): Change niters to pointer_map_t.
22488 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22489 (niter_for_exit): Create pointer_map on demand. Change for
22491 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22492 (free_loop_data): Destroy data->niters if created and reset field.
22493 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22494 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22496 * tree-ssa-reassoc.c: Include pointer-set.h.
22497 (bb_rank): Change to long *.
22498 (operand_rank): Change to pointer_map_t.
22499 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22500 (insert_operand_rank): Accept long.
22501 (operand_entry_hash, operand_entry_eq): Remove.
22502 (get_rank): Return long. Adjust for changes above.
22503 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22505 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22507 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22508 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22509 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22511 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22512 directly since it cannot be NULL.
22513 (get_vi_for_tree): Rewrite for pointer_map API.
22514 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22515 (init_alias_vars): Create vi_for_tree as pointer_map.
22516 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22518 * tree-cfg.c: Don't include hashtab.h.
22519 (edge_to_cases): Declare as pointer_map.
22520 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22522 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22523 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22524 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22526 (record_switch_edge): Delete.
22527 (get_cases_for_edge): Adjust for pointer_map API, inline
22528 record_switch_edge (rewritten for new API), remove goto.
22530 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22532 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22533 * tree-nested.c: Include pointer-set.h.
22534 (var_map_elt, var_map_eq, var_map_hash): Delete.
22535 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22536 to pointer_map_t's.
22537 (nesting_info_bitmap_obstack): New.
22538 (lookup_field_for_decl): Adjust for pointer_map API.
22539 (lookup_tramp_for_decl): Adjust for pointer_map API.
22540 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22541 (get_local_debug_decl): Adjust for pointer_map API.
22542 (convert_nl_goto_reference): Adjust for pointer_map API.
22543 (convert_nl_goto_receiver): Adjust for pointer_map API.
22544 (create_nesting_tree): Create outside GGC space. Create bitmap on
22545 the new obstack. Create field_map and var_map as pointer_maps.
22546 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22548 (lower_nested_functions): Move root here, no need to NULL it.
22549 Initialize and release the obstack.
22551 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22553 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22554 Remove prototypes and make them non-static.
22555 (struct tree_int_map): Remove.
22556 * tree.h (struct tree_int_map): Move here, turning TO into an
22558 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22560 * tree.h (TREE_COMPLEXITY): Remove.
22561 (struct tree_exp): Remove complexity field.
22562 * tree.c (build1_stat): Don't set it.
22564 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22565 Victor Kaplansky <victork@il.ibm.com>
22567 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22568 (vect_is_simple_reduction): Support reduction with induction as
22569 one of the operands.
22570 (vect_is_simple_iv_evolution): Fix formatting.
22571 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22572 formatting. Don't mark induction phis for vectorization.
22573 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22574 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22575 (vect_get_vec_def_for_operand): Support induction.
22576 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22578 (vectorizable_reduction): Support reduction with induction as one of
22580 (vectorizable_type_demotion): Use def-type of stmt argument rather
22581 than dummy def-type.
22583 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22584 flag_tree_scev_cprop.
22585 * common.opt (tree-scev-cprop): New flag.
22587 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22588 call to vect_get_new_vect_var.
22590 2007-02-06 Ira Rosen <irar@il.ibm.com>
22592 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22593 vectype is not NULL.
22594 (vect_pattern_recog_1): Likewise.
22596 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22598 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22599 (fold_negate_expr): Likewise.
22601 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22604 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22605 even if cv-qualification is the same.
22607 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22609 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22610 __enable_execute_stack on completion.
22612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22614 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22615 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22616 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22617 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22618 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22619 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22620 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22621 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22623 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22625 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22626 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22627 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22628 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22629 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22630 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22631 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22632 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22633 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22634 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22635 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22636 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22637 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22638 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22639 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22640 sqrtextenddfxf2_i387): Added amdfam10_decode.
22642 * config/i386/athlon.md (athlon_idirect_amdfam10,
22643 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22644 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22645 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22646 athlon_ivector_store_amdfam10): New define_insn_reservation.
22647 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22652 * config/i386/athlon.md (athlon_call_amdfam10,
22653 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22654 define_insn_reservation.
22655 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22656 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22657 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22659 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22661 * config/i386/athlon.md (athlon_sseld_amdfam10,
22662 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22663 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22665 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22667 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22668 define_insn_reservation.
22669 * config/i386/i386.md (sseins): Added sseins to define_attr type
22670 and define_attr unit.
22671 * config/i386/sse.md: Set type attribute to sseins for insertq
22674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22676 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22677 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22678 ssecomi_load_amdfam10, ssecomi_amdfam10,
22679 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22680 define_insn_reservation.
22681 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22683 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22685 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22686 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22687 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22688 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22689 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22690 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22691 define_insn_reservation.
22693 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22694 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22695 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22696 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22697 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22701 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22702 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22703 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22704 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22705 athlon_ssemul_load_k8): Added amdfam10.
22707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22709 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22710 (x86_sse_unaligned_move_optimal): New variable.
22712 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22714 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22715 for unaligned vector SSE double/single precision loads for AMDFAM10.
22717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22719 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22720 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22721 Define TARGET_CPU_DEFAULT_amdfam10.
22722 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22723 (processor_type): Add PROCESSOR_AMDFAM10.
22725 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22726 processor_type in config/i386/i386.h.
22727 Enable imul peepholes for TARGET_AMDFAM10.
22729 * config.gcc: Add support for --with-cpu option for amdfam10.
22731 * config/i386/i386.c (amdfam10_cost): New variable.
22732 (m_AMDFAM10): New macro.
22733 (m_ATHLON_K8_AMDFAM10): New macro.
22734 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22735 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22736 x86_promote_QImode, x86_integer_DFmode_moves,
22737 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22738 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22739 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22740 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22741 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22742 Enable/disable for amdfam10.
22743 (override_options): Add amdfam10_cost to processor_target_table.
22744 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22745 processor_alias_table.
22746 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22747 (ix86_adjust_cost): Add code for amdfam10.
22749 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22751 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22752 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22753 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22754 * config/i386/i386.h: Add builtin definition for SSE4A.
22755 * config/i386/i386.md: Add support for ABM instructions
22756 (popcnt and lzcnt).
22757 * config/i386/sse.md: Add support for SSE4A instructions
22758 (movntss, movntsd, extrq, insertq).
22759 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22760 Add -march=amdfam10 flag.
22761 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22762 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22764 * doc/extend.texi: Add documentation for SSE4A builtins.
22766 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22768 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22770 2007-02-05 Richard Guenther <rguenther@suse.de>
22772 * tree-vectorizer.h (vectorizable_function): Add argument type
22773 argument, change return type.
22774 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22775 * tree-vect-transform.c (vectorizable_function): Handle extra
22776 argument, return vectorized function decl.
22777 (build_vectorized_function_call): Remove.
22778 (vectorizable_call): Handle calls with result and argument types
22779 differing. Handle loop vectorization factor correctly.
22780 * targhooks.c (default_builtin_vectorized_function): Adjust for
22782 * targhooks.h (default_builtin_vectorized_function): Likewise.
22783 * target.h (builtin_vectorized_function): Add argument type
22785 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22786 extra argument, allow vectorizing of lrintf.
22787 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22788 documentation of target hook.
22790 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22793 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22794 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22795 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22797 2007-02-05 Roger Sayle <roger@eyesopen.com>
22799 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22800 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22801 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22802 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22803 before canonicalizing sincos to cexpi.
22804 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22806 2007-02-05 Roger Sayle <roger@eyesopen.com>
22808 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22809 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22810 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22812 2007-02-05 Roger Sayle <roger@eyesopen.com>
22814 * mips-tfile.c (initialize_init_file): Correct endianness test.
22816 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22818 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22819 the 'y' constraint.
22821 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22823 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22824 saves in a PARALLEL before the register assignments.
22826 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22828 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22829 DWARF_FRAME_RETURN_COLUMN to be a general register.
22830 * dwarf2out.c (init_return_column_size): New function, split from...
22831 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22832 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22833 to be nongeneral registers.
22834 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22836 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22837 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22839 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22841 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22843 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22845 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22846 (remove_path): Use can_remove_branch_p and remove_branch instead
22847 of loop_delete_branch_edge.
22848 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22849 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22850 Update profile using scale_dominated_blocks_in_loop.
22851 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22852 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22853 (can_remove_branch_p, remove_branch): Declare.
22854 * tree-cfg.c (tree_can_remove_branch_p): New function.
22855 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22856 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22857 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22859 2007-02-05 Jan Hubicka <jh@suse.cz>
22861 PR middle-end/30696
22862 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22863 nodes in cgraph, don't remove offline copy of the function.
22865 2007-02-04 Jan Hubicka <jh@suse.cz>
22867 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22868 vectors might cause maybe_lookup_element_for_expr to be called
22869 on non-sra-candidate.
22871 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22873 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22874 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22875 spelling conventions.
22877 2007-02-04 Richard Guenther <rguenther@suse.de>
22879 PR middle-end/30636
22880 * fold-const.c (try_move_mult_to_index): Make sure to not
22881 overflow one dimension of a multi-dimensional array access.
22883 2007-02-04 Jan Hubicka <jh@suse.cz>
22885 * passes.c (init_optimization_passes): Reindent.
22887 2007-02-04 Jan Hubicka <jh@suse.cz>
22888 Eric Botcazou <ebotcazou@adacore.com>
22890 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22891 (execute_fixup_cfg): Break out the abnormal goto code.
22892 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22893 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22894 (optimize_inline_calls): Call make_nonlocal_label_edges.
22896 2007-02-04 Jan Hubicka <jh@suse.cz>
22898 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22899 true when something was changed.
22900 (rename_ssa_copies): When something was changed, do
22901 TODO_remove_unused_locals.
22902 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22903 add TODO_remove_unused_locals when instruction was removed.
22905 2007-02-04 Jan Hubicka <jh@suse.cz>
22907 * ipa-inline.c (try_inline): Improve debug output; work on already
22909 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22910 call try_inline for already inlined edges too when flattening;
22911 inline also functions that make callee growth but overall unit size
22914 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22916 * config/m32c/bitops.md, config/m32c/jump.md,
22917 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22918 config/m32r/m32r.h, config/m32r/m32r.md,
22919 config/m32r/predicates.md, config/m68hc11/larith.asm,
22920 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22921 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22922 config/mips/mips-protos.h, config/mips/mips.c,
22923 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22924 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22925 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22926 spelling conventions.
22928 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22929 Follow spelling conventions.
22931 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22933 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22934 warn about C++0x compatibility.
22936 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22938 * config/h8300/h8300.c, config/h8300/h8300.h,
22939 config/h8300/h8300.md: Follow spelling conventions.
22941 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22943 PR middle-end/30667
22944 * combine.c (try_combine): Do not substitute source operand
22945 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22947 2007-02-03 Jan Hubicka <jh@suse.cz>
22949 PR gcov-profile/30650
22950 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22951 do not divide by zero for never executed counters.
22952 (tree_find_values_to_profile): Fix counters.
22953 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22955 2007-02-03 Ian Lance Taylor <iant@google.com>
22957 * lower-subreg.c (simple_move_operand): New static function,
22958 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22960 (simple_move): Call simple_move_operand.
22961 (find_decomposable_subregs): Add special handling of MEMs.
22962 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22963 meaning of return value. If we see a hard register, test whether
22964 it can store a word_mode value. Change all callers.
22966 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22968 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22969 ftrapv insns and expanders.
22970 (subdi3): Change define_expand operand 1 to arith11_operand, and
22971 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22972 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22973 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22976 PR middle-end/30174
22977 * varasm.c (notice_global_symbol): Treat global objects as weak when
22978 flag_shlib is true.
22980 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22982 * emit-rtl.c (dconstpi): Delete.
22983 (dconstsqrt2): New.
22984 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22985 * real.h (dconstpi): Delete.
22986 (dconstsqrt2): New.
22987 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22988 (fold_builtin_hypot): Likewise.
22990 2007-02-03 Tom Tromey <tromey@redhat.com>
22993 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22994 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22996 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22998 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22999 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23000 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23001 config/rs6000/cell.md, config/rs6000/darwin.h,
23002 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23003 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23004 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23005 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23006 typos. Follow spelling conventions.
23007 * doc/invoke.texi: Follow spelling conventions.
23009 2007-02-03 Roger Sayle <roger@eyesopen.com>
23011 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23012 canonicalization transformations that attempt to simplify integer
23013 constant comparisons to become comparisons against zero.
23015 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23017 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23019 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23020 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23022 2007-02-02 Mike Stump <mrs@apple.com>
23024 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23025 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23026 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23027 generate a branch island.
23029 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23031 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23032 (xtensa_legitimate_address_p): New.
23033 (xtensa_legitimize_address): New.
23034 (xtensa_output_addr_const_extra): New.
23035 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23037 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23038 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23039 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23040 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23041 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23042 (xtensa_legitimize_address): New.
23043 (xtensa_output_addr_const_extra): New.
23045 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23047 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23049 2007-02-02 Ian Lance Taylor <iant@google.com>
23051 * expmed.c (expand_divmod): Add comment.
23053 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23055 * emit-rtl.c (renumber_insns): Remove.
23056 * flags.h: Remove the extern for flag_renumber_insns.
23057 * rtl.h: Remove the prototype for renumber_insns.
23058 * toplev.c (flag_renumber_insns): Remove.
23060 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23062 Revert for x86 darwin:
23063 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23065 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23066 code before the following patch under TARGET_MACHO.
23067 (ix86_function_value_regno_p): Likewise.
23069 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23071 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23074 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23077 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23078 loads to general or fp registers. Add comments.
23079 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23081 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23083 * pointer-set.c (insert_aux): Only return insertion slot.
23084 (pointer_set_insert): Adjust.
23085 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23086 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23087 pointer_map_traverse): New.
23088 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23089 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23090 pointer_map_contains, pointer_map_traverse): Declare.
23092 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23094 PR middle-end/30473
23095 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23096 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23098 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23100 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23102 (struct _dep): New type.
23103 (dep_t): New typedef.
23104 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23105 (DEP_STATUS): New access macro. The macro with the same name was
23106 renamed to DEP_LINK_STATUS.
23107 (dep_init): Declare function
23109 (struct _dep_link): New type.
23110 (dep_link_t): New typedef.
23111 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23112 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23113 (DEP_LINK_STATUS): New macro.
23114 (debug_dep_links): New debug function.
23116 (struct _deps_list): New type.
23117 (deps_list_t): New typedef.
23118 (DEPS_LIST_FIRST): New access macro.
23119 (FOR_EACH_DEP_LINK): New cycle macro.
23120 (create_deps_list, free_deps_list, delete_deps_list): Declare
23122 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23123 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23124 (copy_deps_list_change_con): Ditto.
23126 (move_dep_link): Declare function.
23128 (struct _dep_node): New type.
23129 (dep_node_t): New typedef.
23130 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23132 (struct haifa_insn_data.back_deps): New field to hold backward
23133 dependencies of the insn.
23134 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23136 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23137 Change its type to deps_list_t.
23138 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23139 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23140 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23142 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23144 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23146 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23148 (dep_cost): Declare.
23150 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23151 (ds_to_dk, dk_to_ds): New functions.
23153 (init_dep_1): New static function.
23154 (init_dep): New function.
23155 (copy_dep): New static function.
23157 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23159 (detach_dep_link): New static function.
23160 (move_dep_link): New function.
23162 (dep_links_consistent_p, dump_dep_links): New static functions.
23163 (debug_dep_links): New debugging function.
23165 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23167 (alloc_deps_list, init_deps_list): New static functions.
23168 (create_deps_list): New function.
23169 (clear_deps_list): New static function.
23170 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23171 (deps_list_consistent_p, dump_deps_list): New static functions.
23172 (debug_deps_list): New function.
23173 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23175 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23177 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23178 use new scheduler dependencies lists.
23179 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23180 (sched_analyze): Ditto. Initialize dependencies lists.
23181 (add_forw_dep, compute_forward_dependences): Update to use new
23182 scheduler dependencies lists.
23184 (init_dependency_caches): Init deps_obstack.
23185 (free_dependency_caches): Free deps_obstack.
23187 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23188 new scheduler dependencies lists.
23189 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23190 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23192 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23193 Update to use new scheduler dependencies lists.
23194 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23195 (debug_dependencies): Ditto.
23196 (schedule_region): Update comments.
23198 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23199 scheduler dependencies lists.
23200 (schedule_ebb): Update comments.
23202 * rtl.def (DEPS_LIST): Remove.
23204 * lists.c (unused_deps_list): Remove.
23205 (free_list): Update assertions.
23207 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23208 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23210 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23211 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23213 * haifa-sched.c (comments): Update.
23214 (insn_cost1): Remove. Inline the code into insn_cost ().
23215 (insn_cost): Update to use new scheduler dependencies lists. Move
23216 processing of the dependency cost to dep_cost ().
23217 (dep_cost): New function. Use it instead of insn_cost () when
23218 evaluating cost of the dependency. Use compatible interface to
23219 interact with the target.
23220 (priority): Update to use new scheduler dependencies lists.
23221 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23222 with greater number of insns that depend on the insn.
23223 (schedule_insn): Update to use new scheduler dependencies lists. Add
23224 code to free backward dependencies lists. Inline and optimize code
23225 from resolve_dep () - see PR28071.
23226 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23227 lists. Update call to targetm.sched.is_costly_dependence hook.
23229 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23230 scheduler dependencies lists.
23232 (resolve_dep): Remove. Move the logic to schedule_insn ().
23233 (init_h_i_d): Initialize dependencies lists.
23235 (process_insn_depend_be_in_spec): Rename to
23236 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23237 dependencies lists.
23238 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23239 Update to use new scheduler dependencies lists.
23240 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23242 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23243 new scheduler dependencies lists.
23244 (build_intra_loop_deps): Ditto.
23246 * target.h (struct _dep): Declare to use in
23247 gcc_target.sched.is_costly_dependence.
23248 (struct gcc_target.sched.adjust_cost): Fix typo.
23249 (struct gcc_target.sched.is_costly_dependence): Change signature to
23250 use single dep_t parameter instead of an equivalent triad.
23251 (struct gcc_target.sched.adjust_cost_2): Remove.
23253 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23255 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23257 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23259 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23261 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23262 (REG_DEP_TRUE): Document.
23264 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23265 Change signature to correspond to the targetm.sched.adjust_cost hook.
23266 Update use in TARGET_SCHED_ADJUST_COST_2.
23267 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23268 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23269 new scheduler dependencies lists.
23270 (ia64_gen_check): Ditto.
23272 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23273 scheduler dependencies lists.
23275 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23276 signature to correspond to the targetm.sched.is_costly_dependence hook.
23277 (is_costly_group): Update to use new scheduler dependencies lists.
23279 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23280 instead of INSN_COST () macro.
23282 2007-02-01 Ian Lance Taylor <iant@google.com>
23284 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23286 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23288 * pa.md (tp_load): Correct mfctl instruction syntax.
23290 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23292 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23293 altivec_padding_size calculation on AIX. Improve comment, add
23294 assert to verify that it's right.
23296 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23299 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23301 PR inline-asm/28686
23302 * global.c (global_alloc): Add mising initialization of
23305 2007-02-01 Roger Sayle <roger@eyesopen.com>
23307 * alias.c (init_alias_analysis): Correct whitespace.
23308 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23309 partition_hot_cold_basic_blocks): Likewise.
23310 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23311 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23312 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23313 fold_builtin_snprintf_chk, fold_builtin_printf,
23314 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23315 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23316 * cfgcleanup.c (cleanup_cfg): Likewise.
23317 * cfgexpand.c (tree_expand_cfg): Likewise.
23318 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23319 * function.c (get_next_funcdef_no): Likewise.
23320 * gengtype.c (main): Likewise.
23321 * genmodes.c (main): Likewise.
23322 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23323 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23324 * ifcvt.c (noce_emit_move_insn): Likewise.
23325 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23327 * stor-layout.c (get_best_mode): Likewise.
23328 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23329 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23330 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23331 perform_var_substitution, solve_graph): Likewise.
23332 * tree-vrp.c (vrp_finalize): Likewise.
23334 2007-02-01 Ian Lance Taylor <iant@google.com>
23336 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23337 high part of a paradoxical subreg, return a constant zero.
23339 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23341 * toplev.c (lang_dependent_init): Call init_set_costs.
23342 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23344 2007-02-01 Richard Guenther <rguenther@suse.de>
23346 PR middle-end/30656
23347 * fold-const.c (fold_negate_expr): Allow negating a
23348 constant if overflow does not change.
23350 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23352 * doc/c-tree.texi (Expression trees): Improve markup.
23353 * doc/tm.texi (Register Classes, Addressing Modes)
23354 (Floating Point): Fix spacing after abbreviations. Fix some
23357 2007-02-01 Ben Elliston <bje@au.ibm.com>
23359 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23360 * doc/contrib.texi: Likewise.
23361 * doc/install.texi: Likewise.
23363 2007-01-31 Richard Henderson <rth@redhat.com>
23364 Ian Lance Taylor <iant@google.com>
23366 * lower-subreg.c: New file.
23367 * rtl.def (CONCATN): Define.
23368 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23369 pass_lower_subreg2.
23370 * emit-rtl.c (update_reg_offset): New static function, broken out
23371 of gen_rtx_REG_offset.
23372 (gen_rtx_REG_offset): Call update_reg_offset.
23373 (gen_reg_rtx_offset): New function.
23374 * regclass.c: Revert patch of 2006-03-05, restoring
23376 (clear_reg_info_regno): New function.
23377 * dwarf2out.c (concatn_loc_descriptor): New static function.
23378 (loc_descriptor): Handle CONCATN.
23379 * common.opt (fsplit_wide_types): New option.
23380 * opts.c (decode_options): Set flag_split_wide_types when
23382 * timevar.def (TV_LOWER_SUBREG): Define.
23383 * rtl.h (gen_reg_rtx_offset): Declare.
23384 (reg_scan_update): Declare.
23385 * regs.h (clear_reg_info_regno): Declare.
23386 * tree-pass.h (pass_lower_subreg): Declare.
23387 (pass_lower_subreg2): Declare.
23388 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23389 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23390 -fsplit-wide-types.
23391 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23392 * Makefile.in (OBJS-common): Add lower-subreg.o.
23393 (lower-subreg.o): New target.
23395 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23397 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23399 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23402 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23404 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23406 PR middle-end/29335
23407 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23409 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23411 * cfgloop.h: Include vec-prim.h.
23412 (enum li_flags): Remove LI_ONLY_OLD.
23413 (loop_iterator): Changed.
23414 (fel_next, fel_init): Iterate over loop tree.
23415 (FOR_EACH_LOOP_BREAK): New macro.
23416 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23418 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23419 * modulo-sched.c (sms_schedule): Ditto.
23420 * tree-vectorizer.c (vectorize_loops): Ditto.
23421 * doc/loop.texi: Update information on loop numbering and behavior of
23422 FOR_EACH_LOOP wrto new loops.
23423 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23424 add_to_evolution_1): Test nestedness of loops instead of comparing
23426 * tree-chrec.c (chrec_fold_plus_poly_poly,
23427 chrec_fold_multiply_poly_poly, chrec_evaluate,
23428 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23429 reset_evolution_in_loop): Ditto.
23430 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23432 2007-01-31 Dirk Mueller <dmueller@suse.de>
23434 * c-common.c (warn_about_parentheses): Separate warning about
23435 un-parenthized sequence of comparison operators from the one
23436 which is supposed to warn about x <= y <= z.
23438 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23440 * optabs.h (enum optab_index): Add new OTI_isinf.
23441 (isinf_optab): Define corresponding macro.
23442 * optabs.c (init_optabs): Initialize isinf_optab.
23443 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23445 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23446 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23448 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23449 expand_builtin_interclass_mathfn.
23450 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23451 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23452 (fxam<mode>2_i387): New insn pattern.
23453 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23454 built-in functions as x87 inline asm.
23456 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23458 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23460 2007-01-30 Eric Christopher <echristo@apple.com>
23462 * config.gcc: Add geode.
23464 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23466 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23467 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23468 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23469 value-prof.c: Fix comment typos.
23471 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23474 * doc/invoke.texi (Wpointer-arith): Document warning.
23476 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23478 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23479 the list of discrepancies from the draft TR.
23481 2007-01-30 Dirk Mueller <dmueller@suse.de>
23484 * doc/invoke.texi (-Wreturn-type): Update description to
23485 match new behavior.
23487 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23489 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23491 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23493 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23494 to handle optabs that operate on floating point input argument and
23495 output to integer output.
23496 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23497 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23498 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23499 expand_builtin_interclass_mathfn ().
23500 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23501 (ilogbsi2): Remove.
23502 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23503 ilogbl built-in functions as x87 intrinsics.
23505 2007-01-30 Richard Guenther <rguenther@suse.de>
23507 PR middle-end/27657
23508 * dwarf2out.c (reference_to_unused): Query varpool if the
23509 variable was output.
23511 2007-01-30 Richard Guenther <rguenther@suse.de>
23513 PR middle-end/30313
23514 * passes.c (execute_one_pass): Reset in_gimple_form to not
23515 confuse non-unit-at-a-time mode.
23517 2007-01-29 Roger Sayle <roger@eyesopen.com>
23518 Richard Guenther <rguenther@suse.de>
23520 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23521 avoid undefined behaviour on overflow. Use force_fit_type_double
23522 to construct the constant with the specified TREE_OVERFLOW.
23524 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23526 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23527 * config/dfp-bit.h: Ditto.
23529 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23531 * c-decl.c (pop_scope): Replace warnings with call to
23532 warn_for_unused_label.
23533 * c-common.h (warn_for_unused_label): Declare.
23534 * c-common.c (warn_for_unused_label): Define.
23536 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23538 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23541 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23543 * Makefile.in (USER_H): Remove decfloat.h.
23544 * ginclude/decfloat.h: Delete, moving contents to ...
23545 * ginclude/float.h: Add support for decimal floating point,
23546 guarded by __STDC_WANT_DEC_FP__.
23548 2007-01-29 Mike Stump <mrs@apple.com>
23550 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23551 Analysis and Representation to resolve case insensitive conflict.
23552 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23554 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23556 * tree.h (struct tree_memory_tag): Add aliases member.
23557 (MTAG_ALIASES): New macro.
23558 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23559 (add_may_alias): Remove pointer-set. Update for may_aliases being
23561 (mark_aliases_call_clobbered): Update for may_aliases being a
23563 (compute_tag_properties): Ditto.
23564 (create_partition_for): Ditto.
23565 (compute_memory_partitions): Ditto.
23566 (dump_may_aliases_for): Ditto.
23567 (is_aliased_with): Ditto.
23568 (add_may_alias_for_new_tag): Ditto.
23569 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23570 (compute_is_aliased): New function.
23571 (compute_may_aliases): Call compute_is_aliased).
23572 (init_alias_info): Initialize alias_bitmap_obstack.
23573 (union_alias_set_into): New function.
23574 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23575 (have_common_aliases_p): Rewrite to take two bitmaps and use
23577 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23578 Update for bitmaps.
23579 (finalize_ref_all_pointers): Update for add_may_alias changes.
23580 (new_type_alias): Ditto.
23581 * tree-flow-inline.h (may_aliases): Return a bitmap.
23582 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23583 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23584 may_aliases being a bitmap.
23585 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23586 may_aliases now returns a bitmap.
23587 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23589 * tree-ssa-operands.c (add_virtual_operand): Update for
23590 may_aliases being a bitmap.
23592 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23594 PR tree-optimization/30630
23595 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23596 variable as changed.
23598 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23601 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23602 expanded only once even if an error occurs.
23604 2007-01-29 Ben Elliston <bje@au.ibm.com>
23606 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23607 (__gcov_average_profiler): Likewise.
23608 (__gcov_ior_profiler): Likewise.
23609 (__gcov_merge_ior): Likewise.
23611 2007-01-28 Jan Hubicka <jh@suse.cz>
23613 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23614 * value-prof.c (stringop_block_profile): Likewise.
23616 2007-01-28 Jan Hubicka <jh@suse.cz>
23618 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23619 Add variant handling histograms; add wrapper.
23620 (clear_storage_via_libcall): Export.
23621 (emit_block_move_hints): Break out from ...; add histograms.
23622 (emit_block_move): ... this one.
23623 (clear_storage_hints): Break out from ...; add histograms.
23624 (clear_storage): ... this one.
23625 (set_storage_via_memset): Handle histogram.
23626 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23627 (clear_storage_hints, clear_storage_via_libcall): Declare.
23628 (set_storage_via_setmem): Update prototype.
23629 * doc/md.texi (movmem, setmem): Document new arguments.
23631 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23632 Add new histograms.
23633 (stringop_block_profile): New global function.
23634 (tree_stringops_values_to_profile): Profile block size and alignment.
23635 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23637 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23638 (stringop_block_profile): Declare.
23639 * builtins.c: Include value-prof.h.
23640 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23641 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23642 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23643 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23644 * profile.c (instrument_values): Add new counters.
23645 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23647 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23648 (tree_init_edge_profiler): Build new profilers.
23649 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23650 (pass_tree_profile): Add dump.
23651 (tree_profile_hooks): Update.
23652 * Makefile.in (LIBGCOV): Add new constants.
23653 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23654 __gcov_ior_profiler): New.
23655 * i386.md (movmem/setmem expanders): Add new optional arguments.
23657 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23659 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23661 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23663 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23664 (tree_unswitch_single_loop): Pass eni_size_weights to
23665 tree_num_loop_insns.
23666 * tree-ssa-loop-manip.c: Include tree-inline.h.
23667 (can_unroll_loop_p): Pass eni_size_weights to
23668 tree_num_loop_insns.
23669 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23670 Pass eni_size_weights to estimate_num_insns.
23671 * tree.h (init_inline_once): Export.
23672 * toplev.c (backend_init): Call init_inline_once.
23673 * cgraphunit.c (cgraph_process_new_functions,
23674 cgraph_analyze_function): Pass eni_inlining_weights to
23675 estimate_num_insns.
23676 * ipa-inline.c (compute_inline_parameters): Ditto.
23677 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23678 to estimate_num_insns.
23679 (try_unroll_loop_completely): Pass eni_size_weights to
23680 tree_num_loop_insns.
23681 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23682 ot estimate_num_insns.
23683 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23684 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23685 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23686 eni_time_weights): New variables.
23687 (init_inline_once): Initialize them.
23688 (struct eni_data): Mew.
23689 (estimate_num_insns_1, estimate_num_insns): Use weights.
23690 * tree-inline.h (struct eni_weights_d): New.
23691 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23692 (estimate_num_insns): Declaration changed.
23693 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23694 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23695 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23697 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23699 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23700 relations in the conflict function is valid.
23702 2007-01-27 Ian Lance Taylor <iant@google.com>
23704 * common.opt: Add fstrict-overflow.
23705 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23706 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23707 (TYPE_OVERFLOW_UNDEFINED): Define.
23708 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23710 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23711 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23712 (fold_negate_expr): Likewise.
23713 (make_range): Likewise.
23714 (extract_muldiv_1): Likewise.
23715 (maybe_canonicalize_comparison): Likewise.
23716 (fold_comparison): Likewise.
23717 (fold_binary): Likewise.
23718 (tree_expr_nonnegative_p): Likewise.
23719 (tree_expr_nonzero_p): Likewise.
23720 * tree-vrp.c (compare_values): Likewise.
23721 (extract_range_from_binary_expr): Likewise.
23722 (extract_range_from_unary_expr): Likewise.
23723 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23725 (nowrap_type_p): Likewise.
23726 * tree-scalar-evolution.c (simple_iv): Likewise.
23727 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23728 (build_range_check): Likewise.
23729 (extract_muldiv_1): Likewise.
23730 (fold_comparison): Likewise.
23731 * tree-vrp.c (vrp_int_const_binop): Likewise.
23732 (extract_range_from_unary_expr): Likewise.
23733 * convert.c (convert_to_integer): Likewise.
23734 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23735 (fold_comparison): Likewise.
23736 (fold_binary): Likewise.
23737 * optabs.c (optab_for_tree_code): Likewise.
23738 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23739 * simplify-rtx.c (simplify_const_relational_operation): Check
23740 flag_strict_overflow and flag_trapv.
23741 (simplify_const_relational_operation): Likewise.
23742 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23743 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23746 2007-01-27 Roger Sayle <roger@eyesopen.com>
23748 * tree.c (tree_fold_gcd): Delete.
23749 * tree.h (tree_fold_gcd): Remove prototype.
23750 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23751 test whether one constant integer is a multiple of another. Instead
23752 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23753 * fold-const.c (multiple_of_p): We've determined both TOP and
23754 BOTTOM are integer constants so we can call int_const_binop directly
23755 instead of the more generic const_binop.
23757 2007-01-27 Roger Sayle <roger@eyesopen.com>
23759 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23760 1*X check that the constant hasn't overflowed, to preserve the
23762 (round_up): Provide an efficient implementation when rouding-up an
23763 INTEGER_CST to a power-of-two.
23765 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23767 * doc/sourcebuild.texi: Add comma for clarity.
23768 * doc/extend.texi: Fix some typos.
23769 * doc/passes.texi: Likewise.
23770 * doc/cppinternals.texi: Likewise.
23771 * doc/c-tree.texi: Likewise.
23772 * doc/tree-ssa.texi: Likewise.
23773 * doc/install.texi: Likewise.
23775 2007-01-27 Jan Hubicka <jh@suse.cz>
23777 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23778 (pass_sra): Do not require alias information.
23779 * passes.c (init_optimization_passes): Add SRA
23781 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23783 * tracer.c (rest_of_handle_tracer): We already cleaned
23784 up the CFG in tracer() so don't do it here again.
23785 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23786 cleanup_cfg here, either. And don't call renumber_insns.
23788 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23789 and BB_HEAD are in the insn stream here. Instead make sure
23790 that BB_INSN is valid on all insns. Also, do check here that
23791 there are no pending branch predictions...
23792 (rtl_verify_flow_info): ...instead of doing it here. Checks
23793 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23796 2007-01-26 Roger Sayle <roger@eyesopen.com>
23798 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23799 function to simplify/factorize operand order canonicalization.
23800 (ix86_fixup_binary_operands): Reorganize using the above function.
23801 (ix86_binary_operator_ok): Likewise.
23803 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23805 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23806 file scope from optimize_attrs.
23807 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23809 (optimize_attrs): Clear insn_code_values after freeing it.
23811 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23813 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23814 a parts.base assignment.
23816 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23818 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23819 (compute_subscript_distance, initialize_data_dependence_relation,
23820 finalize_ddr_dependent, analyze_ziv_subscript,
23821 analyze_siv_subscript_cst_affine,
23822 compute_overlap_steps_for_affine_univar,
23823 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23824 analyze_siv_subscript, analyze_miv_subscript,
23825 analyze_overlapping_iterations, subscript_dependence_tester_1,
23826 compute_self_dependence, free_dependence_relation): Work
23827 with affine_fn instead of chrecs.
23828 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23829 common_affine_function, affine_function_base,
23830 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23831 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23832 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23833 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23834 (all_chrecs_equal_p): Removed.
23835 * tree-data-ref.h (affine_fn, conflict_function): New types.
23836 (struct subscript): Change type of conflicting_iterations_in_a
23837 and conflicting_iterations_in_b.
23839 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23842 * config/pa/pa.h (TARGET_HPUX_11): New.
23843 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23844 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23846 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23847 Richard Guenther <rguenther@suse.de>
23849 * tree-ssa-structalias.c (solve_graph): Handle case
23850 we merged the variable to another.
23852 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23854 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23857 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23858 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23860 2007-01-25 DJ Delorie <dj@redhat.com>
23862 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23863 allow changes to modes which don't fit in those registers.
23865 * reload1.c (choose_reload_regs): Check for invalid subregs before
23866 computing their locations, not after.
23868 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23871 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23872 save Altivec registers in an eh_return function.
23873 (compute_vrsave_mask): Likewise.
23874 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23875 for saving Altivec registers.
23876 (rs6000_emit_prologue): Don't allocate stack twice in
23877 eh_return function. Correct expected value of altivec_save_offset
23878 when using save_world. Describe save of R0 to stack when using
23879 save_world. Describe stack pointer adjustment when using
23880 save_world. Remove duplicated eh_return parameter register saving.
23881 Update sp_offset variable after save_world.
23882 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23884 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23885 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23888 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23890 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23892 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23895 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23896 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23898 2007-01-25 Richard Guenther <rguenther@suse.de>
23900 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23901 * common.opt (-Wcoverage-mismatch): New warning option.
23902 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23903 if -Wcoverage-mismatch is given.
23905 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23907 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23908 (ipcp_driver): Change to static definition.
23909 Add dumping of the ifunctions.
23910 (constant_val_insert): Remove unused parameter. Support for SSA.
23911 (ipcp_propagate_const): Support for SSA.
23912 (ipcp_profile_bb_print): Print only analyzed nodes.
23913 (ipcp_replace_map_create): Remove support for Fortran constant
23915 * ipa-prop.c (ipa_method_modify_stmt,
23916 ipa_callsite_compute_param): Support for SSA.
23917 * ipa-prop.h (ipcp_driver): Remove declaration.
23918 (IS_VALID_TREE_MAP_INDEX): Add define.
23920 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23922 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23924 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23926 PR middle-end/30447
23927 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23928 constant argument to cabs and do it without checking for
23929 -funsafe-math-optimizations.
23931 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23933 * c-common.h (RID_FIRST_CXX0X): New.
23934 (RID_LAST_CXX0X): New.
23935 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23937 * c.opt (Wc++0x-compat): New.
23938 * doc/invoke.texi (-Wc++0x-compat): Document.
23940 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23942 * builtins.c (fold_builtin_carg): New.
23943 (fold_builtin_1): Use it.
23945 2007-01-24 Jan Hubicka <jh@suse.cz>
23947 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23949 * ipa-inline.c (initial_insns, max_insns): Delete.
23950 (compute_max_insns): New function.
23951 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23952 amount of insns as base for code growth.
23953 (cgraph_decide_inlining): Make initial_insns local; do not compute
23955 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23956 * doc/invoke.texi (inline-unit-growth): Update docs.
23958 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23960 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23961 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23962 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23963 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23964 for CPUs that have PTA_CX16 set.
23966 PR middle-end/27416
23967 * gimplify.c (omp_check_private): New function.
23968 (gimplify_scan_omp_clauses): Use it for
23969 firstprivate/lastprivate/reduction.
23971 PR middle-end/30494
23972 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23973 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23975 PR middle-end/30421
23976 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23977 If lower_lastprivate_clauses emits some statements, append them
23978 to dlist rather than body_p and to body_p append an initializer.
23979 (lower_omp_for): Adjust caller.
23981 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23983 * target.h (globalize_decl_name): New.
23984 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23985 * output.h (default_globalize_decl_name): New.
23986 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23988 (globalize_decl): Ditto.
23989 (default_globalize_decl_name): New.
23990 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23991 (ia64_handle_version_id_attribute): New.
23992 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23993 (ia64_asm_output_external): Use globalize_decl_name instead
23994 of globalize_label.
23995 * doc/extend.texi (version_id): New pragma.
23996 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23998 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24000 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24001 _uleb128_t and _Unwind_SWord with _sleb128_t.
24002 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24003 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24005 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24006 * unwind-pe.h (read_uleb128, read_sleb128,
24007 read_encoded_value_with_base): Likewise.
24008 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24010 2007-01-24 Richard Guenther <rguenther@suse.de>
24012 * builtins.c (expand_builtin_cexpi): Get the fndecl
24013 for cexp in the correct way.
24015 2007-01-24 Jan Hubicka <jh@suse.cz>
24017 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24020 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24022 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24023 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24024 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24025 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24026 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24027 __SIZEOF_PTRDIFF_T__.
24028 * doc/cpp.texi: Documentation for the new builtin macros added.
24030 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24032 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24033 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24034 instead of operands[2] to avoid access past the end of array.
24036 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24038 * reload1.c (emit_reload_insns): Pass the reload register
24039 for a non-spill output reload through forget_old_reloads_1.
24041 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24043 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24044 _SOFT_DOUBLE if doubles use software floating-point.
24045 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24046 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24047 * config/rs6000/darwin-ldouble.c: Also compile functions for
24048 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24049 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24050 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24051 commented-out long double override.
24052 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24053 * config/rs6000/eabispe.h: Likewise.
24054 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24055 long double for non-SPE.
24056 (rs6000_handle_option): Likewise.
24057 (invalid_e500_subreg): Disallow more subregs involding DImode,
24058 DFmode, TImode or TFmode.
24059 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24061 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24063 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24064 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24066 (rs6000_legitimate_address): Also check for TFmode for E500
24068 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24069 (spe_build_register_parallel): Handle TFmode and TCmode.
24070 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24072 (function_arg): Handle TFmode and TCmode for E500 double.
24073 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24075 (print_operand): Handle TFmode and TImode for %y.
24076 (rs6000_generate_compare): Handle TFmode comparisons for E500
24078 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24079 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24080 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24081 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24082 TFmode for E500 double.
24083 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24084 (floatsidf2): Enable for E500 double.
24085 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24086 (extenddftf2): Change to extenddftf2_fprs.
24087 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24088 depending on TARGET_E500_DOUBLE.
24089 (extendsftf2): Enable for E500 double.
24090 (trunctfdf2): Enable for E500 double.
24091 (trunctfsf2): Change to trunctfsf2_fprs.
24092 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24093 depending on TARGET_E500_DOUBLE.
24094 (floatsitf2): Enable for E500 double.
24095 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24096 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24097 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24098 (negtf2): Change to negtf2_internal.
24099 (negtf2): New expander.
24100 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24101 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24102 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24103 (movdi_internal32): Use rs6000_nonimmediate_operand.
24104 (unnamed splitter): Likewise.
24105 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24106 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24107 (SPE64TF, DITI): New mode macros.
24108 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24111 (frob_<mode>_di_2): New.
24112 (frob_tf_di_8_2): New.
24113 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24115 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24117 (frob_ti_<mode>_8_2): New.
24118 (frob_ti_tf_2): New.
24119 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24120 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24122 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24123 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24124 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24125 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24126 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24127 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24130 2007-01-23 Ian Lance Taylor <iant@google.com>
24132 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24134 (OBJS-archive): Reformat, alphabetize.
24135 (OBJS): Change out_object_file to OBJS-md.
24137 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24139 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24140 JUMP_P and CALL_P predicates where applicable.
24141 * config/i386/i386.c: Ditto.
24142 * config/i386/i386.md: Ditto.
24143 * config/i386/mmx.md: Ditto.
24144 * config/i386/predicates.md: Ditto.
24146 2007-01-22 Andreas Schwab <schwab@suse.de>
24148 * config/m68k/m68k.h: Fix comment.
24150 2007-01-22 Jan Hubicka <jh@suse.cz>
24152 * passes.c (init_optimization_passes): Do not rerun
24153 pass_early_warn_uninitialized.
24155 2007-01-22 Richard Guenther <rguenther@suse.de>
24157 PR tree-optimization/30038
24158 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24160 (execute_cse_sincos_1): Likewise.
24161 (execute_cse_sincos): Likewise.
24162 (gate_cse_sincos): Likewise.
24163 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24164 the cexpi() canonicalization of sincos().
24165 * tree-pass.h (pass_cse_sincos): Declare.
24166 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24168 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24170 PR rtl-optimization/29329
24171 * combine.c (replaced_rhs_insn): Rename to i2mod.
24172 (replaced_rhs_value): Rename to i2mod_new_rhs.
24173 (i2mod_old_rhs): New global variable.
24174 (combine_instructions): Adjust for above change. Save a copy of
24175 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24176 note are substituted in the second instruction.
24177 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24178 ditch the note if it pertains to the second eliminated register
24179 and this register is mentioned in i2mod_old_rhs.
24182 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24184 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24185 the insn to which the note was originally attached.
24187 2007-01-21 Jan Hubicka <jh@suse.cz>
24189 * ipa-inline.c (inlining_mode): Comment, move up.
24190 (cgraph_decide_inlining_incrementally): Do not perform inlining
24191 itself; fix handling of flattening of self recursive functions.
24192 (cgraph_find_cycles): Remove.
24193 (cgraph_flatten_node): Remove.
24194 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24195 (try_inline): New function.
24196 (cgraph_early_inlining): Update call of
24197 cgraph_decide_inlining_incrementally. Apply inlining here.
24198 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24200 2007-01-21 Dirk Mueller <dmueller@suse.de>
24203 * tree-vrp.c (check_array_bounds): do not warn
24204 about ADDR_EXPR's of ARRAY_REF's which are immediately
24205 used in binary expressions.
24207 2007-01-21 Ira Rosen <irar@il.ibm.com>
24209 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24210 read_write_dep and macros for its access.
24211 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24212 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24213 argument, call vect_check_interleaving for every independent pair of
24214 data-refs. Mark loads that access the same memory location as a store
24216 (vect_check_dependences): Remove.
24217 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24218 call, fix the call to vect_analyze_data_ref_dependence.
24219 (vect_analyze_data_ref_access): For statements that access the same
24220 data-ref, check that they are not stores; for loads, check that there
24221 is no store that access the same location.
24223 2007-01-20 Roger Sayle <roger@eyesopen.com>
24224 Joseph Myers <joseph@codesourcery.com>
24226 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24227 (-fdump-rtl-stack): Likewise.
24228 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24229 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24230 (-mpt-fixed): Use @minus{} for minus sign.
24231 (Using Precompiled Headers): Fix under/overfull hbox.
24233 2007-01-20 Jan Hubicka <jh@suse.cz>
24235 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24236 place within annotation.
24238 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24240 * pa.c (output_move_double): Change array size of xoperands to 4.
24242 2007-01-20 Jan Hubicka <jh@suse.cz>
24244 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24247 2007-01-19 Ian Lance Taylor <iant@google.com>
24249 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24250 constant to unsigned HOST_WIDE_INT before negating.
24252 2007-01-19 Ian Lance Taylor <iant@google.com>
24254 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24256 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24257 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24258 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24259 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24260 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24261 (realloc_vdef, realloc_vuse): Change second parameter to
24263 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24264 fields to unsigned.
24265 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24266 unsigned. Change x and lim locals to unsigned.
24267 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24269 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24270 (copy_virtual_operands): Change i and n locals to unsigned.
24272 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24274 PR middle-end/29335
24275 * builtins.c (fold_builtin_1): Handle builtin fdim.
24277 2007-01-20 Jan Hubicka <jh@suse.cz>
24279 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24280 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24281 init_alias_heapvars.
24282 (init_alias_heapvars): Initialize only when not already initialized.
24283 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24285 2007-01-19 Roger Sayle <roger@eyesopen.com>
24287 * common.opt (fsigned-zeros): New command line option.
24288 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24289 of flag_unsafe_math_optimizations.
24290 * opts.c (set_fast_math_flags): The -ffast-math command line option
24291 implies -fno-signed-zeros.
24292 (fast_math_flags_set_p): Likewise.
24294 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24295 the documentation of -ffast-math appropriately. Wrap long lines.
24297 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24299 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24300 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24302 2007-01-19 Tomas Bily <tbily@suse.cz>
24304 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24306 (tree_init_ic_make_global_vars): New function
24307 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24308 (tree_gen_ic_profiler): New function
24309 (tree_gen_ic_func_profiler): New function
24310 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24311 (tree_profile_hooks): Added hook for indirec/virtual calls
24312 * value-prof.c (tree_find_values_to_profile): New case for
24314 (tree_values_to_profile): Call for determining indirect/virtual
24316 (tree_indirect_call_to_profile): New function
24317 (tree_ic_transform): New function
24318 (tree_ic): New function
24319 (find_func_by_pid): New function
24320 (init_pid_map): New function
24321 (tree_value_profile_transformations): Added check for
24322 indirect/virtual call transformation
24323 * value-prof.h (enum hist_type): New counter type for
24324 indirect/virtual calls
24325 (profile_hooks): Added new hook for profiling indirect/virtual
24327 * profile.c (instrument_values): New case for indirect/virtual
24329 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24330 (GCOV_COUNTER_V_INDIR): New counter type
24331 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24332 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24334 * cgraph.c: Definition of cgraph_max_pid
24335 (cgraph_create_node): Default init of pid attribute
24336 * cgraph.h: Declaration of cgraph_max_pid
24337 (struct cgraph_node): Added pid attribute
24338 * libgcov.c (__gcov_indirect_call_profiler): New function
24339 (__gcov_one_value_profiler_body): New function
24340 (__gcov_one_value_profiler): Body was moved to
24341 __gcov_one_value_profiler_body and calls it
24343 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24345 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24346 * gengtype.c (write_types_data, write_func_for_structure,
24347 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24348 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24349 (walk_type, write_func_for_structure): Generate the mark_hook if
24352 2007-01-19 Jan Hubicka <jh@suse.cz>
24354 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24355 'early' argument take inlining mode argument specifying whether to
24356 inline for size/speeed or all functions; add support for flattening;
24358 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24360 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24363 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24364 the name of the declared identifier.
24366 2007-01-19 Dirk Mueller <dmueller@suse.de>
24368 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24369 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24370 duplicate evaluation.
24372 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24374 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24375 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24376 to XFMode, use acosxf2 and truncate result to requested mode.
24377 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24378 (asin<mode>2): Similarly, with asin expanders.
24379 (*fscalexf4_i387): Rename from *fscalexf4.
24380 (expNcorexf3): New expander.
24381 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24382 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24383 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24384 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24385 patterns for SSE math.
24386 (exp10<mode>2): Similarly, with exp10 expanders.
24387 (exp2<mode>2): Similarly, with exp2 expanders.
24388 (expm1<mode>2): Similarly, with expm1 expanders.
24389 (ldexp<mode>3): Similarly, with ldexp expanders.
24390 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24391 Use gen_truncxf<mode>2_i387_noop to truncate result.
24393 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24395 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24396 for ColdFire targets.
24398 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24399 Richard Sandiford <richard@codesourcery.com>
24401 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24402 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24403 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24404 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24405 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24406 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24408 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24410 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24411 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24412 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24413 (*adddi_dilshr32_cf): New pattern.
24414 (adddi3, subdi3): Remove first alternatives.
24416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24418 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24419 implemented using move.l, do not use its cc result for floating-point
24422 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24424 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24425 from accepting 's' constraints if flag_pic.
24427 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24429 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24430 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24431 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24432 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24434 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24436 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24437 ColdFire alternatives.
24438 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24439 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24440 architectures that support ff1 instruction.
24442 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24443 Julian Brown <julian@codesourcery.com>
24445 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24446 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24447 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24450 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24452 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24454 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24455 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24456 HOST_WIDE_INT instead of an rtx.
24457 (m68k_rtx_costs): Update call accordingly.
24458 (output_move_const_into_data_reg): Likewise. Fix formatting.
24459 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24461 (output_move_simode_const): Update calls after above changes.
24462 Rework to use automatic variables and predicates like MEM_P.
24463 * config/m68k/m68k.md (pushexthisi_const): Update call to
24466 2007-01-19 Dirk Mueller <dmueller@suse.de>
24468 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24469 in dump_flags test.
24471 2007-01-19 Richard Guenther <rguenther@suse.de>
24473 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24474 via cexp in case sincos is not available.
24476 2007-01-19 Richard Guenther <rguenther@suse.de>
24478 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24479 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24480 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24481 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24482 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24483 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24484 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24485 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24487 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24489 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24491 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24492 (atan2xf3): Directly generate RTL pattern.
24493 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24494 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24495 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24496 disable patterns for SSE math.
24497 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24498 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24499 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24500 disable patterns for SSE math.
24502 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24504 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24506 2007-01-18 Roger Sayle <roger@eyesopen.com>
24508 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24509 VIEW_CONVERT_EXPR to the same type as it's operand.
24511 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24513 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24514 configured for long double 128.
24516 2007-01-18 Mike Stump <mrs@apple.com>
24518 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24521 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24523 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24526 2007-01-18 Jan Hubicka <jh@suse.cz>
24528 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24529 greater than NUM_VOP_FREE_BUCKETS.
24531 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24533 * tree-ssa-structalias.c: Update comments.
24534 (ptabitmap_obstack): Removed.
24535 (pta_obstack): New.
24536 (oldpta_obstack): Ditto.
24537 (stats): Add a few members.
24538 (struct variable_info): Remove node, complex, address_taken, and
24539 indirect_target members. Add oldsolution member.
24540 (new_var_info): Do not initialize removed members.
24541 (constraint_expr_type): Remove INCLUDES.
24542 (constraint_graph): Add size, implicit_preds, rep,
24543 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24544 (FIRST_REF_NODE): New macro.
24545 (LAST_REF_NODE): Ditto.
24546 (FIRST_ADDR_NODE): Ditto.
24547 (find): New function.
24549 (dump_constraint): Do not handle INCLUDES.
24550 (insert_into_complex): Do not insert duplicate constraints.
24551 (condense_varmap_nodes): Renamed and rewritten into ...
24552 (merge_node_constraints): This. Also fix bug in handling of
24553 offseted copy constraints.
24554 (clear_edges_for_node): No longer need to deal with preds at all,
24555 or removing associated preds/succs.
24556 (merge_graph_nodes): Deal with indirect_cycles.
24557 Don't deal with predecessors.
24558 (add_implicit_graph_edge): New function.
24559 (add_pred_graph_edge): Ditto.
24560 (add_graph_edge): Don't deal with predecessors.
24561 (build_constraint_graph): Removed.
24562 (build_pred_graph): New function.
24563 (build_succ_graph): Ditto.
24564 (struct scc_info): Removed in_component. Added roots, dfs, and
24565 node_mapping. Remove visited_index, unification_queue.
24566 (scc_visit): Deal with union-find we do now.
24567 Deal with cycles with REF nodes.
24568 (collapse_nodes): Renamed and rewritten to ...
24569 (unify_nodes): This.
24570 (process_unification_queue): Removed.
24571 (topo_visit): Cleanup
24572 (do_da_constraint): Use find.
24573 (do_sd_constraint): Ditto.
24574 (do_ds_constraint): Ditto.
24575 (do_complex_constraint): Ditto.
24576 (init_scc_info): Update for removed and added members.
24577 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24578 (find_indirect_cycles): This.
24579 (equivalence_class): New variable.
24580 (label_visit): New function.
24581 (perform_variable_substitution): Rewritten.
24582 (free_var_substitution_info): New function.
24583 (find_equivalent_node): Ditto.
24584 (move_complex_constraints): Ditto.
24585 (eliminate_indirect_cycles): Ditto.
24586 (solve_graph): Only propagate changed bits.
24587 Use indirect cycle elimination.
24589 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24590 (tree_id_eq): Renamed to ...
24591 (tree_vi_eq): This. Update for member change
24592 (insert_id_for_tree): Renamed and rewritten to ...
24593 (insert_vi_for_tree): This.
24594 (lookup_id_for_tree): Renamed and rewritten to ...
24595 (lookup_vi_for_tree): This.
24596 (get_id_for_tree): Renamed and rewritten to ...
24597 (get_vi_for_tree): Ditto.
24598 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24599 (process_constraint): Don't handle INCLUDES.
24600 Remove special ADDRESSOF case.
24601 (find_func_aliases): Rewrite to use vi functions instead of id
24603 (create_function_info_for): Ditto.
24604 (create_variable_info_for): Ditto.
24605 (intra_create_variable_infos): Ditto.
24606 (merge_smts_into): Ditto.
24607 (find_what_p_points_to): Ditto.
24608 (init_base_vars): Ditto.
24609 (init_alias_vars): Ditto.
24610 (remove_preds_and_fake_succs): New function.
24611 (dump_sa_points_to_info): Dump new stats.
24612 (dump_solution_for_var): Use find.
24613 (set_used_smts): Fix formatting.
24614 (compute_points_to_sets): Updated for new functions.
24615 (ipa_pta_execute): Ditto.
24617 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24618 Richard Sandiford <richard@codesourcery.com>
24620 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24622 * calls.c (expand_call): If the return value is a PARALLEL,
24623 extract its first member.
24624 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24625 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24626 use FUNCTION_EXTRA_EPILOGUE.
24627 (m68k_function_value): Return a PARALLEL if the return value
24628 is of a pointer type.
24629 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24630 (FUNCTION_EXTRA_EPILOGUE): Remove.
24631 * config/m68k/m68k.md (D0_REG): New constant.
24633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24635 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24636 output a NOP for empty epilogues.
24638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24640 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24641 before function. Extend register save check to include all
24642 registers, not just integer ones.
24644 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24646 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24647 (m68k_use_return_insn): ...this.
24648 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24649 * config/m68k/m68k.c (use_return_insn): Rename to...
24650 (m68k_use_return_insn): ...this.
24651 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24652 of USE_RETURN_INSN.
24654 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24656 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24657 nearest even, fix denormal rounding overflow.
24659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24661 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24662 f%$smove and f%$move.
24663 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24664 (extendsfdf2_cf): Use fdmove instead of f%&move.
24665 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24666 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24668 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24670 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24673 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24675 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24676 (coldfire_single_format): Declare.
24677 (coldfire_double_format): Likewise.
24678 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24679 of qnan_msb_set to determine the lower bits of a canonical
24681 (encode_ieee_double): Likewise.
24682 (encode_ieee_quad): Likewise.
24683 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24684 (mips_single_format): Likewise.
24685 (ieee_double_format): Likewise.
24686 (mips_double_format): Likewise.
24687 (ieee_extended_motorola_format): Likewise.
24688 (ieee_extended_intel_96_format): Likewise.
24689 (ieee_extended_intel_128_format): Likewise.
24690 (ieee_extended_intel_96_round_53_format): Likewise.
24691 (ibm_extended_format): Likewise.
24692 (mips_extended_format): Likewise.
24693 (ieee_quad_format): Likewise.
24694 (mips_quad_format): Likewise.
24695 (vax_f_format): Likewise.
24696 (vax_d_format): Likewise.
24697 (vax_g_format): Likewise.
24698 (i370_single_format): Likewise.
24699 (i370_double_format): Likewise.
24700 (decimal_single_format): Likewise.
24701 (decimal_double_format): Likewise.
24702 (decimal_quad_format): Likewise.
24703 (c4x_single_format): Likewise.
24704 (c4x_extended_format): Likewise.
24705 (real_internal_format): Likewise.
24706 (coldfire_single_format): New real_format.
24707 (coldfire_double_format): Likewise.
24708 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24709 canonical_nan_lsbs_set.
24710 (pdp11_d_format): Likewise.
24711 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24712 if TARGET_COLDFIRE_CPU.
24714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24716 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24717 (output_call, m68k_legitimize_call_address): Declare.
24718 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24719 parenthesees. Add support for a 'W' constraint.
24720 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24721 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24722 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24723 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24725 (override_options): Initialize them. Do not set flag_no_function_cse
24726 for TARGET_ID_SHARED_LIBRARY.
24727 (m68k_output_pic_call): Delete.
24728 (m68k_legitimize_call_address): New function.
24729 (print_operand): Remove the %o prefix. Handle the %p prefix.
24730 (output_call): New function.
24731 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24732 target address from the GOT if symbolic jumps are not allowed.
24733 * config/m68k/m68k.md (call, general_operand): Do not set
24734 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24735 Merge separate flag_pic and !flag_pic define_insns into...
24736 (*call, *call_value): ...these new patterns. Match the address
24737 rather than the containing MEM and require it to be a call_operand.
24738 Use output_call to generate the asm template.
24739 * config/m68k/predicates.md (const_call_operand): New predicate.
24740 (call_operand): Likewise.
24742 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24744 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24745 (STACK_GROWS_DOWNWARD): Define to 1.
24746 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24747 comments, emphasizing that these values are only defaults.
24748 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24749 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24753 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24755 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24756 Richard Sandiford <richard@codesourcery.com>
24758 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24759 (FP_REGNO_P): New macros.
24760 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24761 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24762 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24763 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24767 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24768 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24770 * config/m68k/t-floatlib: New file, extracting common code from...
24771 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24772 * config/m68k/t-uclinux: Here.
24773 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24774 routines on ColdFire targets.
24776 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24778 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24779 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24780 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24781 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24782 explicitly set MOTOROLA to 1.
24783 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24786 Nathan Sidwell <nathan@codesourcery.com>
24788 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24789 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24790 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24791 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24792 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24793 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24794 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24795 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24796 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24797 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24798 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24799 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24800 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24801 (DBX_REGISTER_NUMBER): Delete.
24802 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24803 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24804 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24806 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24808 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24809 * config/flat.h: New file.
24810 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24811 OBJECT_FORMAT_FLAT.
24812 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24813 indirect references for -msep-data or -mid-shared-library.
24814 Do not use PC-relative code addresses either.
24815 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24817 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24818 for shared libraries and crt1.o for executables. Use crti.o and
24820 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24821 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24822 Do not add -elf2flt or -shared-lib-id options here.
24823 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24824 Pass -shared-lib-id if -mid-shared-library, taking the library
24825 identifier from -mshared-library-id if given, otherwise
24827 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24828 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24829 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24830 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24831 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24832 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24834 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24835 jump sequence for ISA A and ISA A+.
24836 (PICJUMP): Likewise.
24838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24840 * config.gcc (m68k-*-uclinux*): Base the port on the common
24841 and m68k GNU/Linux files rather than on the generic ELF ones.
24842 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24843 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24845 2007-01-18 Julian Brown <julian@codesourcery.com>
24846 Richard Sandiford <richard@codesourcery.com>
24848 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24849 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24850 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24852 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24853 80 unconditionally.
24854 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24858 * doc/install.texi: Document m68k-uclinuxoldabi.
24859 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24860 * config/m68k/uclinux-oldabi.h: New file, copied from
24861 config/m68k/uclinux.h.
24863 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24865 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24866 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24867 (m32r_compute_frame_size): Use unsigned for regno.
24868 (m32r_reload_lr): Use gen_frame_mem.
24870 (m32r_output_function_epilogue): Don't output the function epilogue
24872 (m32r_expand_epilogue): New.
24873 (direct_return): Return false if the function has the interrupt
24875 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24876 * config/m32r/m32r.md (epilogue): New expander.
24877 (return_lr, return_rte): New insns.
24878 (return): Make it expander.
24879 (return_normal): New expander.
24881 2007-01-18 Josh Conner <jconner@apple.com>
24884 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24885 support for UNLE, UNLT, UNGE, and UNGT.
24887 2007-01-18 Jan Hubicka <jh@suse.cz>
24889 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24890 * tree-tailcall (add_virtual_phis): Likewise.
24891 (optimize_tail_call): Return TODOs.
24892 (execute_tail_calls): Return TODOs.
24893 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24894 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24896 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24897 Cleanup cfg using TODO.
24898 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24899 * passes.c (execute_function_todo): When cleanup did something, remove
24901 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24902 (make_edges): Don't cleanup_cfg.
24904 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24906 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24907 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24908 operate on the top of stack.
24909 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24910 register handling of instructions that output to the second
24912 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24913 (move_for_stack_reg): Special-case check for dead destination
24914 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24916 * config/i386/i386.md (UNSPEC_TAN): New constant.
24917 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24918 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24919 to correctly model move of constant 1.0 to top stack slot.
24920 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24921 (unnamed peephole2 pattern): Remove corresponding peephole2
24922 pattern that optimizes tan insn and loading of constant 1.0.
24923 (tanxf2): Use fptanxf4_i387.
24924 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24925 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24926 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24927 disable patterns for SSE math.
24928 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24929 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24931 2007-01-18 Dirk Mueller <dmueller@suse.de>
24932 Richard Guenther <rguenther@suse.de>
24935 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24936 * common.opt (Warray-bounds): Add new warning option.
24937 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24939 * Makefile.in: make tree-vrp.o depend on toplev.h
24940 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24942 (check_array_refs, check_array_bounds, check_array_ref): New.
24944 2007-01-18 Jan Hubicka <jh@suse.cz>
24946 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24947 (execute_ssa_ccp): Return flags conditionally.
24948 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24950 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24952 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24954 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24955 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24957 * Makefile.c (GTFILES): Add cfglayout.h.
24958 * gengtype.c (open_base_files): Likewise.
24959 * cfglayout.c (cfg_layout_function_footer,
24960 cfg_layout_function_header) Reindent to make gengtype happy.
24961 * cfglayout.h (cfg_layout_function_footer,
24962 cfg_layout_function_header): Add GTY(()) marker.
24964 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24966 2007-01-18 Ben Elliston <bje@au.ibm.com>
24968 * genautomata.c (write_automata): Include xstrerror output in the
24969 error message if writing the DFA description file fails.
24971 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24973 * config/mips/mips-protos.h (mips_output_external): Make it
24975 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24976 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24977 (extern_list): Likewise.
24978 (extern_head): Likewise.
24979 (TARGET_ASM_FILE_END): Likewise.
24980 (mips_file_end): Likewise.
24981 (mips_output_external): Rewritten.
24983 2007-01-18 Ben Elliston <bje@au.ibm.com>
24985 * genpreds.c (write_insn_preds_c): Only write out the function
24986 body for regclass_for_constraint if we have register constraints.
24988 2007-01-17 Tom Tromey <tromey@redhat.com>
24990 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24991 * doc/install.texi (Testing): Use sourceware.org.
24992 (Binaries): Likewise.
24993 (Specific): Likewise.
24994 * doc/contrib.texi (Contributors): Use sourceware.org.
24996 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24998 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24999 (AVR_ENHANCED): Rename to ...
25000 (AVR_HAVE_MUL): ... new.
25001 (avr_enhanced_p): Rename to ...
25002 (avr_have_mul_p): ... new.
25003 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25004 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25005 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25006 (avr_have_mul_p): ... new.
25007 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25008 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25009 'avr_enhanced_p' and 'enhanced'.
25010 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25011 AVR_HAVE_MUL instead of AVR_ENHANCED.
25012 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25013 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25014 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25015 instead of AVR_ENHANCED.
25016 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25017 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25018 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25020 2007-01-17 Ian Lance Taylor <iant@google.com>
25022 * vec.h (VEC_reserve_exact): Define.
25023 (vec_gc_p_reserve_exact): Declare.
25024 (vec_gc_o_reserve_exact): Declare.
25025 (vec_heap_p_reserve_exact): Declare.
25026 (vec_heap_o_reserve_exact): Declare.
25027 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25029 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25030 negative parameter.
25031 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25032 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25033 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25034 * vec.c (calculate_allocation): Add exact parameter. Change all
25036 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25037 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25038 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25039 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25040 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25041 (vec_heap_p_reserve_exact): New function.
25042 (vec_heap_o_reserve_exact): New function.
25044 2007-01-17 Jan Hubicka <jh@suse.cz>
25046 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25048 2007-01-17 Eric Christopher <echristo@apple.com>
25050 * config.gcc: Support core2 processor.
25052 2007-01-16 Jan Hubicka <jh@suse.cz>
25054 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25055 the names, just unlink the chain so we don't crash on dangling
25059 2007-01-16 Jan Hubicka <jh@suse.cz>
25061 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25062 * tree-pass.h: Reorder to make IPA passes appear toegher.
25063 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25065 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25066 parameters, do not call early inliner.
25067 * ipa-inline.c: Update comments. Include tree-flow.h
25068 (cgraph_decide_inlining): Do not compute inlining parameters.
25069 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25070 be called with function context set up.
25071 (pass_ipa_inline): Remove unreachable functions before pass.
25072 (cgraph_early_inlining): Simplify assuming to be called from the
25074 (pass_early_inline): New pass.
25075 (cgraph_gate_ipa_early_inlining): New gate.
25076 (pass_ipa_early_inline): Turn into simple wrapper.
25077 (compute_inline_parameters): New function.
25078 (gate_inline_passes): New gate.
25079 (pass_inline_parameters): New pass.
25080 (apply_inline): Move here from tree-optimize.c
25081 (pass_apply_inline): New pass.
25082 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25084 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25085 doing them by hand.
25086 (tree_function_versioning): Do not allocate dummy struct function.
25087 * tree-inline.h (optimize_inline_calls): Update prototype.
25088 * tree-optimize.c (execute_fixup_cfg): Export.
25089 (pass_fixup_cfg): Remove
25090 (tree_rest_of_compilation): Do not apply inlines.
25091 * tree-flow.h (execute_fixup_cfg): Declare.
25092 * Makefile.in (gt-passes.c): New.
25093 * passes.c: Include gt-passes.h
25094 (init_optimization_passes): New passes.
25095 (nnodes, order): New static vars.
25096 (do_per_function_toporder): New function.
25097 (execute_one_pass): Dump current pass here.
25098 (execute_ipa_pass_list): Don't dump current pass here.
25100 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25102 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25103 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25105 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25107 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25108 (strong_alias): Define.
25109 (__gcc_qmul): Provide non-FMA for soft-float.
25110 (__gcc_qdiv): Same.
25115 (__gcc_qunord): New.
25125 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25126 soft-float functions.
25127 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25128 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25129 about long double soft float.
25131 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25132 Tehila Meyzels <tehila@il.ibm.com>
25134 * tree-vectorizer.h (is_pattern_stmt_p): New.
25135 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25136 formatting (tabs instead of spaces). Cleanup and clarify setting
25137 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25138 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25139 (vectorizable_type_demotion): Check that types are integral.
25140 (vectorizable_type_promotion): Likewise.
25141 (vectorizable_store): Fix typo. Eliminate new-line at end of
25144 2007-01-16 Jan Hubicka <jh@suse.cz>
25146 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25149 2007-01-15 Eric Christopher <echristo@apple.com>
25151 * ifcvt.c: Include vec.h, vecprim.h.
25152 (check_cond_move_block): New argument regs.
25153 Reorganize. Add registers used to regs.
25154 (cond_move_process_if_block): Use regs set above as
25157 2007-01-15 Eric Christopher <echristo@apple.com>
25159 * config/darwin.h: Update copyright.
25160 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25161 (LINK_COMMAND_SPEC): Add -u.
25162 (LINK_SPEC): Fix umbrella for above.
25164 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25166 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25169 2007-01-15 Tom Tromey <tromey@redhat.com>
25171 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25172 * doc/install.texi (Testing): Don't mention jacks.
25173 (Configuration): Document --enable-java-maintainer-mode. Move
25174 --with-java-home to libgcj-specific section. Document
25176 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25178 2007-01-15 Jan Hubicka <jh@suse.cz>
25180 * tree-ssa-dce.c (DCE_TODOs): New.
25181 (propagate_necessity): Return if something changed.
25182 (eliminate_unnecessary_stmts): Likewise.
25183 (perform_tree_ssa_dce): Return TODO flags when needed.
25184 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25186 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25188 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25189 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25190 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25191 patterns using X87MODEF12 mode macro. Extend operand 1
25192 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25193 (log10<mode>2): Ditto.
25194 (log2<mode>2): Ditto.
25195 (log1p<mode>2): Ditto.
25196 (logb<mode>2): Ditto.
25197 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25198 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25199 (*fxtractxf3_i387): Rename from *fxtractxf3.
25200 (fxtract_extend<mode>xf3_i387): New insn pattern.
25201 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25202 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25203 and gen_fyl2xxf3_i387().
25205 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25207 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25208 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25209 get_loop_exit_edges. Changed return type to bool.
25210 * cfgloop.h (fix_loop_placement): Declaration removed.
25212 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25214 * param.h (MIN_VECT_LOOP_BOUND): New.
25215 * params.def (MIN_VECT_LOOP_BOUND): New.
25216 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25217 argument - minimum threshold for number of iterations.
25218 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25219 argument to declaration.
25220 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25221 MIN_VECT_LOOP_BOUND.
25222 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25223 slpeel_tree_peel_loop_to_edge with additional argument.
25224 (vect_do_peeling_for_alignment): Likewise.
25225 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25227 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25230 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25231 operands of size 1.
25233 2007-01-14 Jan Hubicka <jh@suse.cz>
25235 * tree-dfa.c (remove_referenced_var): New function.
25236 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25237 prune referenced vars list too.
25238 * tree-flow.h (remove_referenced_var): Declare.
25240 2007-01-14 Jan Hubicka <jh@suse.cz>
25242 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25244 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25245 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25246 * except.h (verify_eh_throw_table_statements): Kill prototype.
25247 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25248 into call exrepssions.
25249 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25251 * tree-cfg.c: Include pointer-set.h.
25252 (verify_node_sharing): Work on pointer set.
25253 (verify_eh_throw_stmt_node): New.
25254 (verify_stmts): Use pointers sets, verify throw_stmt.
25256 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25258 * ipa-reference.c (analyze_function): Consider also addresses taken
25261 2007-01-12 Roger Sayle <roger@eyesopen.com>
25263 * c-typeck.c (null_pointer_constant_p): Replace use of
25264 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25265 (build_c_cast): Likewise.
25267 2007-01-12 Roger Sayle <roger@eyesopen.com>
25269 * tree.h (force_fit_type_double): Remove unused final argument.
25270 * c-common.c (constant_expression_warning): Replace use of
25271 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25272 (convert_and_check): Likewise.
25273 (shorten_compare): Update call to force_fit_type_double.
25274 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25275 * convert.c (convert_to_pointer): Update call to
25276 force_fit_type_double.
25277 * fold-const.c (force_fit_type_double): Remove overflowed_const
25279 (int_const_binop, fold_convert_const_int_from_int,
25280 fold_convert_const_int_from_real, fold_div_compare,
25281 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25282 fold_abs_const, fold_not_const): Remove the final argument from
25283 calls to force_fit_type_double.
25285 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25287 * configure.ac: Set insn to "nop" for spu-*-* also.
25288 * configure: Regenerate.
25290 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25292 * builtins.def : Add BUILT_IN_FREE.
25294 2007-01-12 Jan Hubicka <jh@suse.cz>
25296 PR tree-optimization/30443
25297 * tree-inline.c (tree_function_versioning): Do not optimize when
25298 cloning for inlining.
25300 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25302 * doc/loop.texi: Document recording of loop exits.
25303 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25304 (update_single_exits_after_duplication,
25305 update_single_exit_for_duplicated_loop,
25306 update_single_exit_for_duplicated_loops): Removed.
25307 (duplicate_loop_to_header_edge): Do not call
25308 update_single_exits_after_duplication and
25309 update_single_exit_for_duplicated_loops.
25310 (loop_version): Do not update single_exit information.
25311 (fix_loop_structure): Use record_loop_exits instead of
25312 mark_single_exit_loops.
25313 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25314 the lists of loop exits.
25315 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25316 split_edge, merge_blocks): Update the lists of loop exits.
25317 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25318 loop_optimizer_init.
25319 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25320 of mark_single_exit_loops.
25321 (loop_optimizer_finalize): Call release_recorded_exits.
25322 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25323 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25324 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25325 update single exit information.
25326 * lambda-code.c (perfect_nestify): Ditto.
25327 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25328 (mark_single_exit_loops): Removed.
25329 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25330 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25331 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25333 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25334 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25335 (verify_loop_structure): Verify consistency of the exit lists.
25336 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25337 (set_single_exit): Removed.
25338 * cfgloop.h (struct loop_exit): New function.
25339 (struct loop): single_exit_ field replaced by exits field.
25340 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25341 LOOPS_HAVE_RECORDED_EXITS.
25342 (struct loops): Added exits hash.
25343 (mark_single_exit_loops, set_single_exit): Declaration removed.
25344 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25346 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25348 * doc/invoke.texi: Avoid use of @headitem.
25350 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25352 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25354 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25356 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25359 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25360 Richard Sandiford <richard@codesourcery.com>
25362 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25363 * config/m68k/m68k.opt: Resort options.
25364 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25366 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25367 Richard Sandiford <richard@codesourcery.com>
25369 * doc/invoke.texi: Document the macros that are defined by
25370 m68k's -mtune and -mhard-float options.
25371 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25372 (m68k_cpp_cpu_family): Likewise.
25373 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25374 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25375 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25376 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25377 (m68k_cpp_cpu_family): Likewise.
25379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25381 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25382 macros besides mc68000 as tuning macros. Use a switch statement
25383 to set them and mcpu32.
25385 2007-01-12 Julian Brown <julian@codesourcery.com>
25387 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25388 (TARGET_68040_ONLY): Rename to...
25389 (TARGET_68040): ...this.
25390 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25391 * config/m68k/m68k.md: Likewise.
25393 2007-01-12 Julian Brown <julian@codesourcery.com>
25394 Nathan Sidwell <nathan@codesourcery.com>
25395 Richard Sandiford <richard@codesourcery.com>
25397 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25398 the -mcpu= argument associated with the --with-cpu setting.
25399 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25400 if different from the one implied by the -mcpu setting.
25401 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25402 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25403 * doc/invoke.texi: Mention ColdFire in the introduction to the
25404 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25405 -mno-div and -mhard-float options. Make -m68881 a synonym for
25406 -mhard-float. Document the previously-undocumented -m5206e,
25407 -m528x, -m5307 and -m5407 options. Tweak the existing option
25408 documentation for consistency.
25409 * doc/install.texi: Mention new --with-cpu arguments.
25410 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25411 default CPU if neither -mcpu nor -march are specified.
25412 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25413 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25414 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25415 using m68k_tune to decide between families that implement the
25416 same ISA. Use m68k_tune to set __mcfv4e__.
25417 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25418 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25419 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25420 (FL_ISA_C, FL_ISA_MMU): New macros.
25421 (MASK_COLDFIRE): Delete.
25422 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25423 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25424 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25425 (TARGET_HARD_FLOAT): Do not define here.
25426 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25427 (TUNE_68000): New macro.
25428 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25429 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25430 (TUNE_CFV2): Redefine in terms of m68k_tune.
25431 (uarch_type, target_device, fpu_type): New enums.
25432 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25433 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25434 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25435 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25436 (FL_FOR_isa_c): New macros.
25437 (m68k_isa): New enum.
25438 (m68k_target_selection): New structure.
25439 (all_devices, all_isas, all_microarchs): New tables.
25440 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25441 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25442 (MASK_ALL_CPU_BITS): Delete.
25443 (m68k_find_selection): New function.
25444 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25445 Map the legacy target options to a combination of the new ones.
25446 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25447 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25448 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25450 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25451 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25453 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25454 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25455 * config/m68k/m68k-devices.def: New file.
25457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25458 Nathan Sidwell <nathan@codesourcery.com>
25460 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25461 (SUBTARGET_EXTRA_SPECS): New macros.
25462 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25463 use %(asm_cpu_spec) instead.
25464 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25465 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25466 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25467 (EXTRA_SPECS): Rename to...
25468 (SUBTARGET_EXTRA_SPECS): ...this.
25470 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25471 Richard Sandiford <richard@codesourcery.com>
25472 Julian Brown <julian@codesourcery.com>
25474 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25475 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25476 to the configuration's default CPU.
25477 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25478 Remove default masks.
25479 (m680[012]0-*-*): Set the default with_cpu to the first part of
25481 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25482 (m68k*-*-linux): Extend the --with-cpu handling to...
25483 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25484 and m68010. Don't set target_cpu_default2.
25485 * doc/install.texi: Document --with-cpu for m68k.
25486 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25487 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25488 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25489 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25490 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25491 (ASM_SPEC): Remove use of %(asm_cpu_default).
25492 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25493 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25494 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25495 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25496 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25497 (TARGET_DEFAULT): Delete.
25498 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25499 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25500 (CPP_CPU_SPEC): Delete.
25501 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25502 the appropriate string.
25503 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25504 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25505 (ASM_SPEC): Don't use %(asm_default_spec).
25506 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25507 TARGET_DEFAULT and add MASK_68881.
25508 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25512 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25513 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25514 MASK_68010 alongside MASK_68020.
25515 * doc/invoke.texi: Document -m68010.
25516 * config/m68k/m68k.opt (m68010): New.
25517 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25519 (TUNE_68010): New macro.
25520 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25521 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25522 (M68K_CPU_m68332): Add MASK_68010.
25523 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25524 fallback definition.
25525 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25527 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25528 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25529 to all entries that use MASK_68020.
25530 (output_move_simode_const, output_move_himode, output_move_qimode)
25531 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25532 instead of TARGET_68020 to select clr behavior. Remove comment
25533 about there being no TARGET_68010.
25534 * config/m68k/m68k.md: Likewise throughout.
25536 2007-01-12 Julian Brown <julian@codesourcery.com>
25538 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25539 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25540 * config/m68k/m68k.md: Likewise.
25542 2007-01-12 Julian Brown <julian@codesourcery.com>
25544 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25545 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25547 2007-01-12 Julian Brown <julian@codesourcery.com>
25549 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25550 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25551 * config/m68k/m68k.md: Likewise.
25553 2007-01-12 Julian Brown <julian@codesourcery.com>
25554 Richard Sandiford <richard@codesourcery.com>
25556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25557 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25558 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25560 (TARGET_CPU32): Rename to...
25561 (TUNE_CPU32): ...this.
25562 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25563 (TUNE_CFV2): New macros.
25564 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25565 remove conditions that are implied by TARGET_68020.
25566 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25567 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25568 (m68k_output_function_epilogue): Likewise.
25569 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25570 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25571 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25572 non-68000 timings. Refactor multiplication and division costs.
25573 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25574 TUNE_CPU32 instead of TARGET_CPU32.
25575 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25576 and TUNE_68060 instead of TARGET_68060.
25577 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25578 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25580 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25581 && !TARGET_COLDFIRE" to choose between moveq and clr.
25582 Likewise in the unnamed movsf pattern.
25583 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25584 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25587 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25590 of tabbing before backslashes.
25592 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25594 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25595 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25596 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25598 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25600 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25601 find_interesting_uses_cond.
25602 (find_interesting_uses_cond): Use extract_cond_operands.
25603 (rewrite_use_compare): Use extract_cond_operands and
25604 force_gimple_operand_bsi. Do not call update_stmt.
25605 (determine_use_iv_cost_condition): Use extract_cond_operands.
25606 Return cheaper of using original bound and changing the exit bound.
25608 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25610 PR tree-optimization/29516
25611 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25612 most_expensive_mult_to_index, addr_to_parts,
25613 create_mem_ref, maybe_fold_tmr): Make the type of
25614 fields of TARGET_MEM_REF sizetype.
25615 (move_fixed_address_to_symbol, move_pointer_to_base):
25617 * tree.def (TARGET_MEM_REF): Add comment on types of
25620 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25622 * c-common.c (vector_types_convertible_p): Treat opaque types as
25623 always convertible if they have the same size, but not otherwise.
25625 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25627 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25628 Remove the b_unconditional field.
25629 (noce_try_sign_mask): Do not look at b_unconditional.
25630 (noce_process_if_block): Do not use merge_if_blocks. Update
25631 the CFG here. Do not set b_unconditional.
25632 (cond_move_process_if_block): Likewise.
25633 (find_cond_trap): Likewise.
25634 (check_cond_move_block): Require simple jump insns at the end
25635 of the basic block.
25637 2007-01-11 Jan Hubicka <jh@suse.cz>
25639 PR tree-optimization/1046
25640 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25641 when alias info is not ready.
25642 (pass_tail_recursion): Do not require aliasing.
25643 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25644 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25645 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25646 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25647 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25648 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25649 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25651 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25652 When aliasing is not build, mark statement as volatile.
25654 2007-01-11 Tom Tromey <tromey@redhat.com>
25656 PR preprocessor/15185, PR preprocessor/20989:
25657 * doc/cppopts.texi <-MT>: Update description of algorithm for
25658 computing default target.
25659 <-M, -MD>: Reword "basename" text.
25661 2007-01-11 Roger Sayle <roger@eyesopen.com>
25663 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25664 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25665 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25666 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25667 fold_builtin_bswap, real_constp, fold_builtin_pow,
25668 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25669 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25670 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25671 * convert.c (convert_to_pointer): Likewise.
25672 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25673 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25674 const_binop, fold_convert_const_int_from_int,
25675 fold_convert_const_int_from_real,
25676 fold_convert_const_real_from_real, sign_bit_p,
25677 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25678 fold_sign_changed_comparison, fold_unary, fold_comparison,
25679 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25680 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25681 * print-tree.c (print_node_brief, print_node): Likewise.
25682 * stor-layout.c (place_field, layout_type): Likewise.
25683 * tree-chrec.c (keep_cast): Likewise.
25684 * tree.c (build_vector, build_real, build_real_from_int_cst,
25685 build_complex): Likewise.
25687 2007-01-11 Roger Sayle <roger@eyesopen.com>
25689 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25690 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25692 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25694 * configure.ac (strict1_warn): Rename to strict_warn.
25695 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25696 cc_set_by_configure, quoted_cc_set_by_configure,
25697 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25698 all_boot_languages, all_stagestuff): Remove.
25699 (target_list): Remove bootstrap targets.
25700 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25701 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25702 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25703 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25704 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25705 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25706 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25707 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25708 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25709 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25710 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25711 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25712 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25713 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25714 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25715 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25716 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25717 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25718 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25719 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25720 (mostlyclean): Adjust.
25721 (clean, distclean): Don't mention bootstrap stuff.
25722 * configure: Regenerate.
25723 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25724 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25725 treelang/config-lang.in (stagestuff): Remove.
25726 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25727 stageprofile, stagefeedback, stagestuff): Remove mention.
25729 2007-01-11 Nick Clifton <nickc@redhat.com>
25731 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25733 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25734 (mcore_arith_K_S_operand): Run the test for the S constraint not
25735 the test for the M constraint.
25736 (mcore_addsub_operand): Do not accept integer values that are
25737 larger than 32 bits.
25738 * config/mcore/mcore.md: Remove unused constraints from split.
25739 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25740 (addsi3): Likewise.
25741 (allocate_stack): Likewise.
25742 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25743 operands to 32 bits.
25744 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25746 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25747 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25748 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25749 mcore_output_bclri, mcore_output_andn, output_inline_const,
25750 mcore_output_move, mcore_output_movedouble): Likewise.
25751 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25752 (output_inline_const): Likewise.
25753 (output_inline_const): Fix format strings used in sprintf
25755 * config/mcore/mcore-protos.h: Update prototypes for changed
25756 functions in mcore.c.
25757 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25758 HOST_WIDE_INT and not int.
25759 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25760 CONST_OK_FOR_N): Likewise.
25761 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25762 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25765 2007-01-10 Jan Hubicka <jh@suse.cz>
25767 * tree-vrp.c (remove_range_assertions): Release defs.
25768 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25769 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25771 2007-01-10 Paul Brook <paul@codesourcery.com>
25773 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25774 * config/arm/arm.md (mulsi3subsi): New insn.
25776 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25778 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25779 (tree_transform_and_unroll_loop): New.
25780 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25783 2007-01-10 Robert Kennedy <jimbob@google.com>
25785 * fold-const.c (fold_comparison): Fold comparisons like (x *
25786 1000 < 0) to (x < 0).
25788 2007-01-10 Ian Lance Taylor <iant@google.com>
25790 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25791 operands have the same priority.
25793 2007-01-10 Tom Tromey <tromey@redhat.com>
25795 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25796 (fold_binary): Likewise.
25797 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25798 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25799 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25800 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25801 * langhooks.h (struct lang_hooks): Removed field
25802 'can_use_bit_fields_p'.
25804 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25806 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25808 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25810 * function.c (get_last_funcdef_no): New function.
25811 * function.h (get_last_funcdef_no): Declare.
25812 * tree-inline.c (initialize_cfun): Add initialization.
25813 (tree_function_versioning): Cleanup.
25815 2007-01-10 Jan Hubicka <jh@suse.cz>
25817 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25820 2007-01-10 Sa Liu <saliu@de.ibm.com>
25821 Ben Elliston <bje@au.ibm.com>
25823 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25824 for SAVE_NONLOCAL and Pmode for any other save level.
25825 * spu-protos.h (spu_restore_stack_block): Declare.
25826 * spu.md (save_stack_block): Remove.
25827 (restore_stack_block): Call spu_restore_stack_block.
25828 * spu.c (spu_restore_stack_block): New function.
25829 (spu_expand_epilogue): Remove old comment.
25831 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25833 PR tree-optimization/30322
25834 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25835 (cand_value_at): Return the value as aff_tree.
25836 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25837 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25838 aff_combination_mult): New functions.
25839 (aff_combination_add): Use aff_combination_add_cst.
25840 (aff_combination_convert): Allow conversions to a wider type.
25841 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25842 * tree-affine.h (aff_combination_mult): Declare.
25844 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25846 * doc/tm.texi: Update documentation to reflect reality of exec
25847 and start file search behaviours. Update copyright year.
25848 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25849 header file directories.
25851 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25853 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25854 (*cosxf2): Rename to cosxf2_i387.
25855 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25856 using X87MODEF12 mode macro. Rename patterns to
25857 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25859 (*cosdf2, *cossf2): Ditto.
25860 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25861 to match extended input operands.
25862 (sincos<mode>3): New expander.
25863 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25864 insn patterns and corresponding splitters.
25866 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25868 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25869 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25871 2007-01-09 Nicolas Pitre <nico@cam.org>
25874 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25876 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25878 * target.h (struct gcc_target): New field library_rtti_comdat.
25879 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25880 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25881 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25882 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25884 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25886 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25888 2007-01-08 Richard Guenther <rguenther@suse.de>
25890 * tree.h (force_fit_type_double): Export.
25891 (force_fit_type): Remove.
25892 * fold-const.c (force_fit_type_double): New function.
25893 (force_fit_type): Remove.
25894 (int_const_binop): Use it.
25895 (fold_convert_const_int_from_int): Likewise.
25896 (fold_convert_const_int_from_real): Likewise.
25897 (fold_div_compare): Likewise.
25898 (fold_sign_changed_comparison): Likewise.
25899 (fold_unary): Likewise.
25900 (fold_negate_const): Likewise.
25901 (fold_abs_const): Likewise.
25902 (fold_not_const): Likewise.
25903 * c-common.c (shorten_compare): Use force_fit_type_double.
25904 * convert.c (convert_to_pointer): Likewise.
25906 2007-01-08 Richard Guenther <rguenther@suse.de>
25908 * tree.h (build_int_cst_wide_type): Export.
25909 * tree.c (build_int_cst_wide_type): New function.
25910 (build_int_cst_wide): Fix comment.
25911 * builtins.c (fold_builtin_object_size): Use build_int_cst
25912 to build -1 or 0 of the correct type. Use fit_double_type
25913 to check for overflow.
25914 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25916 (decode_field_reference): Likewise.
25917 (all_ones_mask_p): Likewise.
25918 (native_interpret_int): Use build_int_cst_wide_type.
25919 (fold_binary): Use build_int_cst_type to build an all-ones
25921 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25923 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25925 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25927 2007-01-09 Ben Elliston <bje@au.ibm.com>
25929 * genautomata.c (STATS_OPTION): New option.
25930 (stats_flag): New flag.
25931 (gen_automata_option): Handle it.
25932 (initiate_automaton_gen): Ditto.
25933 (write_automata): Output statistics only if stats_flag is
25934 set. Likewise, output time statistics only if time_flag is set.
25935 * doc/md.texi (Processor pipeline description): Document new flag.
25937 2007-01-08 Richard Guenther <rguenther@suse.de>
25939 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25940 * tree.c (build_int_cst_type): Likewise.
25941 (size_in_bytes): Don't call force_fit_type on the result.
25942 (int_fits_type_p): Use fit_double_type.
25943 * fold-const.c (fit_double_type): New function.
25944 (force_fit_type): Use it.
25945 * tree.h (fit_double_type): Export.
25947 2007-01-08 Jan Hubicka <jh@suse.cz>
25949 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25950 * ipa.c (function_and_variable_visibility): Fix return type.
25952 2007-01-08 Richard Guenther <rguenther@suse.de>
25954 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25955 of offset to build the index.
25956 * tree-pretty-print.c (dump_generic_node): Don't build negated
25957 const just for printing.
25958 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25959 * builtins.c (fold_builtin_int_roundingfn): Check if result
25960 fits the type by using force_fit_type and comparing the result.
25961 * predict.c (predict_loops): Use compare_tree_int for comparison.
25962 * tree.c (build_int_cst): Fall back to integer_type_node for
25964 (build_int_cst_wide): Assert type is non-null.
25966 2007-01-08 Roberto Costa <roberto.costa@st.com>
25968 * tree-vrp.c (extract_range_from_cond_expr): New.
25969 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25970 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25972 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25973 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25974 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25975 used as expressions.
25976 * tree-object-size.c (cond_expr_object_size): New.
25977 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25979 2007-01-08 Jan Hubicka <jh@suse.cz>
25981 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25982 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25985 2007-01-08 Richard Guenther <rguenther@suse.de>
25987 PR tree-optimization/23603
25988 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25989 (extract_range_from_binary): Fall back to truthvalue instead of
25990 varying for TRUTH_*_EXPR.
25991 (extract_range_from_comparison): Fall back to truthvalue instead of
25993 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25994 if all visited PHI values were constant.
25996 2007-01-08 Jan Hubicka <jh@suse.cz>
25998 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25999 (cgraph_analyze_function): break out from ...
26000 (cgraph_finalize_compilation_unit): ... here.
26001 (cgraph_expand_function): Remove forgoten commented out line.
26002 (cgraph_optimize): Analyze functions.
26004 2007-01-08 Jan Hubicka <jh@suse.cz>
26006 * tree-pas.h (TODO_remove_function): New flag.
26007 (TODO_update*): Renumber.
26008 (pass_ipa_increase_alignment,
26009 pass_ipa_function_and_variable_visibility): New passes.
26010 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26011 (cgraph_function_and_variable_visibility): Move to ipa.c
26012 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26013 cgraph_increase_alignment.
26014 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26015 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26016 calling tree-inline.
26017 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26018 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26019 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26020 (gate_increase_alignment): New function.
26021 (pass_ipa_increase_alignment): New pass.
26022 * ipa.c: Inline tree-pass.h and timevar.h
26023 (function_and_variable_visibility): Move here from cgraphunit.c
26024 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26025 * passes.c (init_optimization_passes): Add the two new passes.
26026 (execute_todo): Handle cgraph_remove_functions.
26028 2007-01-08 Nick Clifton <nickc@redhat.com>
26030 * config/frv/predicates.md (reg_or_0_operand): Accept
26033 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26035 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26036 * config.gcc: Add bfin*-rtems*.
26038 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26040 * c.opt: Add -flax-vector-conversions.
26041 * c-typeck.c (convert_for_assignment): Pass flag to
26042 vector_types_convertible_p to allow emission of note.
26043 (digest_init): Likewise.
26044 * c-opts.c: Handle -flax-vector-conversions.
26045 * c-common.c (flag_lax_vector_conversions): New.
26046 (vector_types_convertible_p): Unless -flax-vector conversions
26047 has been passed, disallow conversions between vectors with
26048 differing numbers of subparts and/or element types. If such
26049 a conversion is disallowed, possibly emit a note on the first
26050 occasion only to inform the user of -flax-vector-conversions.
26051 The new last argument specifies this.
26052 * c-common.h (flag_lax_vector_conversions): New.
26053 (vector_types_convertible_p): Add extra argument.
26054 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26055 char_type_node for V*QI type vectors.
26056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26057 Update to satisfy new typechecking rules.
26058 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26059 C and C++ variants.
26060 * doc/invoke.texi (C Dialect Options): Document
26061 -flax-vector-conversions.
26063 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26065 PR tree-optimization/29877
26066 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26067 a register variable on the RHS to not be replaceable.
26069 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26070 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26071 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26072 const_simm15, const_pow2, const_npow2): Added.
26073 * config/score/misc.md (insv, extv, extzv, movmemsi,
26074 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26075 * config/score/score.c (score_address_cost, score_select_cc_mode):
26077 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26078 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26079 Update score_print_operand.
26080 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26081 Adjust register allocate order and update some macro define.
26082 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26083 mdx_block_move_straight, mdx_block_move_loop_head,
26084 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26085 mdx_block_move_loop, mdx_block_move): Added.
26086 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26087 mdp_limm): Updated and fix some bug and typo.
26088 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26089 (movsf, movdf, doloop_end): Added.
26091 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26093 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26094 config/arm/thumb2.md: Fix comment typos.
26095 * doc/extend.texi: Fix a typo.
26097 2007-01-07 Eric Christopher <echristo@apple.com>
26099 * configure.ac: Check for __stack_chk_fail for darwin.
26100 * configure: Regenerate.
26102 2007-01-07 Richard Guenther <rguenther@suse.de>
26104 * tree-vrp.c (extract_range_from_assert): CSE calls to
26105 compare_values where possible.
26106 (extract_range_from_unary_expr): Likewise.
26108 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26110 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26111 * config/avr/avr.c (call_insn_operand): Delete function.
26112 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26113 instead of register number. Use predicates.
26114 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26115 call_insn_operand): Add.
26117 2007-01-06 Jan Hubicka <jh@suse.cz>
26119 * tree-pass.h (pass_build_cgraph_edges): Declare.
26120 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26121 (visited_nodes): Remove.
26122 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26123 build_cgrpah_edges; make visited_nodes local.
26124 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26125 (record_references_in_initializer): Move to cgraphbuild.c
26126 (initialize_inline_failed, rebuild_cgraph_edges,
26127 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26128 (verify_cgraph_node): Make visited_nodes local.
26129 (cgraph_analyze_function): Do not call cgraph_create_edges and
26130 initialize_inline_failed.
26131 (cgraph_expand_function): Do not call cgraph_lower_function;
26132 assert that function is already lowered.
26133 * Makefile.in (cgraphbuild.o): New.
26134 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26135 at the end of lowering passes.
26137 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26139 * ifcvt.c (cond_move_convert_if_block): New function, code
26140 factored out from...
26141 (cond_move_process_if_block): ...here. Call the new function
26142 on the THEN and ELSE blocks.
26143 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26144 already takes care of this.
26146 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26149 * tree.h (TREE_OVERFLOW_P): New.
26150 * c-typeck.c (parser_build_unary_op): Warn only if result
26151 overflowed and operands did not.
26152 (parser_build_binary_op): Likewise.
26153 (convert_for_assignment): Remove redundant overflow_warning.
26154 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26156 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26158 * c-typeck.c (store_init_value): Split over two lines to follow
26159 the GNU coding style.
26161 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26163 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26164 __GXX_EXPERIMENTAL_CXX0X__.
26165 * doc/cpp.texi: Same.
26167 2007-01-05 Richard Guenther <rguenther@suse.de>
26169 PR middle-end/27826
26170 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26171 with mismatched types. Instead explicitly build a
26172 conversion NOP_EXPR.
26174 2007-01-05 Ian Lance Taylor <iant@google.com>
26176 * c-common.c (decl_with_nonnull_addr_p): New function.
26177 (c_common_truthvalue_conversion): Call it.
26178 * c-typeck.c (build_binary_op): Likewise.
26179 * c-common.h (decl_with_nonnull_addr_p): Declare.
26181 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26184 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26187 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26189 * doc/install.texi (Final install): Document the fact that
26190 the GNAT runtime should not be stripped.
26192 2007-01-04 Jan Hubicka <jh@suse.cz>
26194 * tree-inline.c (fold_marked_statements): Update operand caches
26195 and EH after folding
26197 2007-01-04 Ian Lance Taylor <iant@google.com>
26199 * c-common.c (check_function_nonnull): Whitespace fix.
26201 2007-01-04 Jan Hubicka <jh@suse.cz>
26203 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26204 comitted older version of patch.
26205 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26206 function, celanup cfg and collect garbage.
26208 2007-01-04 Mike Stump <mrs@apple.com>
26210 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26213 2007-01-04 Eric Christopher <echristo@apple.com>
26215 * libgcc2.c (__bswapsi2): Use SItype.
26216 (__bswapdi2): Use DItype.
26217 * libgcc2.h: Update for above.
26219 2007-01-04 Paul Brook <paul@codesourcery.com>
26221 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26222 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26223 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26224 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26225 umulsi3_highpart): Make conditional on !arm_arch6.
26226 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26227 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26228 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26229 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26230 umulsi3_highpart_v6): New insns.
26232 2007-01-04 Roger Sayle <roger@eyesopen.com>
26234 * fold-const.c (fold_convert): When casting an expression to void,
26235 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26236 have a type. Instead of attempting to build a NOP_EXPR, return
26237 these "special" trees directly.
26239 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26241 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26242 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26243 rs6000_cost->fp not 0 as adjustment for outer NEG.
26245 2007-01-04 Jan Hubicka <jh@suse.cz>
26247 * cgraph.c (cgraph_release_function_body): New function.
26248 (cgraph_remove_node): Use it.
26249 * cgraph.h (cgraph_release_function_body): Declare.
26250 * cgraphunit.c (cgraph_expand_function): Use it.
26251 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26252 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26253 is initialized and while compilation of other function is running.
26254 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26255 statement CFG annotations from here to ...
26256 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26258 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26260 * cfgloop.h (enum li_flags): Make the constants powers of two.
26262 2007-01-04 Jan Hubicka <jh@suse.cz>
26264 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26266 (fold_marked_statements): New function.
26267 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26268 * tree-inline.h (copy_body_data): Add statements_to_fold.
26270 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26272 * config.gcc: Mention libgcc/config.host.
26273 * Makefile.in: Update comments mentioning libgcc.
26274 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26275 (all.cross, start.encap, rest.encap, rest.cross): Update
26276 dependencies for libgcc move.
26277 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26278 (clean-target, clean-target-libgcc): Delete.
26279 (srcdirify, GCC_EXTRA_PARTS): New macros.
26280 (libgcc-support, libgcc.mvars): New rules.
26281 (distclean): Remove mention of mklibgcc.
26282 (install): Don't reference INSTALL_LIBGCC.
26283 (install-common): Don't reference EXTRA_PARTS.
26284 (install-libgcc, install-multilib): Delete rules.
26285 * mklibgcc.in: Delete file.
26286 * doc/configfiles.texi: Don't mention mklibgcc.
26288 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26289 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26290 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26291 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26292 (mklibgcc, ldblspecs): Likewise.
26294 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26295 (posixpre.def): Use $(T).
26296 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26297 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26298 (SHLIB_LINK): Make dummy.
26299 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26301 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26303 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26304 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26305 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26306 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26308 * configure.ac (all_outputs): Remove mklibgcc.
26309 * configure: Regenerated.
26311 2007-01-03 Josh Conner <jconner@apple.com>
26313 PR middle-end/29683
26314 * calls.c (compute_argument_addresses): Set stack and stack_slot
26315 for partial args, too.
26316 (store_one_arg): Use locate.size.constant for the size when
26317 generating a save_area.
26319 2007-01-03 Robert Kennedy <jimbob@google.com>
26321 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26322 whose definitions are deleted due to basic block merging.
26324 2007-01-03 Paul Brook <paul@codesourcery.com>
26327 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26329 (use_return_insn): Return 0 for Thumb interrupt functions.
26330 (print_multi_reg): Add rfe argument for IRQ returns.
26331 (arm_output_epilogue): Pop interrupt return address directly into PC.
26332 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26334 2007-01-03 Paul Brook <paul@codesourcery.com>
26336 Merge from sourcerygxx-4_1.
26337 * config/arm/thumb2.md: New file.
26338 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26340 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26341 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26342 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26343 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26345 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26346 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26348 * config/arm/ieee754-sf.S: Ditto.
26349 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26350 (thumb1_base_register_rtx_p): ... to this.
26351 (thumb_index_register_rtx_p): Rename...
26352 (thumb1_index_register_rtx_p): ... to this.
26353 (thumb_output_function_prologue): Rename...
26354 (thumb1_output_function_prologue): ... to this.
26355 (thumb_legitimate_address_p): Rename...
26356 (thumb1_legitimate_address_p): ... to this.
26357 (thumb_rtx_costs): Rename...
26358 (thumb1_rtx_costs): ... to this.
26359 (thumb_compute_save_reg_mask): Rename...
26360 (thumb1_compute_save_reg_mask): ... to this.
26361 (thumb_final_prescan_insn): Rename...
26362 (thumb1_final_prescan_insn): ... to this.
26363 (thumb_expand_epilogue): Rename...
26364 (thumb1_expand_epilogue): ... to this.
26365 (arm_unwind_emit_stm): Rename...
26366 (arm_unwind_emit_sequence): ... to this.
26367 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26368 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26369 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26370 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26371 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26372 thumb2_output_casesi): New functions.
26373 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26374 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26375 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26376 THUMB2_WORK_REGS): Define.
26377 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26378 arm_condexec_mask, arm_condexec_masklen)): New variables.
26379 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26380 (arm_override_options): Check new CPU capabilities.
26381 Set new architecture flag variables.
26382 (arm_isr_value): Handle v7m interrupt functions.
26383 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26385 (const_ok_for_arm): Handle Thumb-2 constants.
26386 (arm_gen_constant): Ditto. Use movw when available.
26387 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26389 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26390 (thumb_find_work_register, arm_load_pic_register,
26391 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26392 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26393 print_multi_reg, output_mov_long_double_fpa_from_arm,
26394 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26395 output_mov_double_fpa_from_arm, output_move_double,
26396 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26397 output_return_instruction, arm_output_function_prologue,
26398 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26399 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26400 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26401 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26402 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26403 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26405 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26406 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26407 (arm_file_start): Output directive for unified syntax.
26408 (arm_unwind_emit_set): Handle stack alignment instruction.
26409 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26410 Add v6t2, v7, v7a, v7r and v7m.
26411 (RETLDM): Add Thumb-2 code.
26412 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26413 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26414 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26415 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26416 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26417 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26418 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26419 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26420 ADJUST_INSN_LENGTH): Define.
26421 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26422 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26423 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26424 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26425 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26426 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26427 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26428 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26429 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26430 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26431 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26432 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26433 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26434 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26435 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26436 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26437 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26439 * config/arm/arm-tune.md: Regenerate.
26440 * config/arm/arm-protos.h: Update prototypes.
26441 * config/arm/vfp.md: Enable patterns for Thumb-2.
26442 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26443 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26444 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26445 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26446 * config/arm/libunwind.S: Add Thumb-2 code.
26447 * config/arm/constraints.md: Update include Thumb-2.
26448 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26449 * config/arm/ieee754-df.S: Ditto.
26450 * config/arm/bpabi.S: Ditto.
26451 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26452 * config/arm/predicates.md (low_register_operand,
26453 low_reg_or_int_operand, thumb_16bit_operator): New.
26454 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26455 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26456 * config/arm/t-arm-elf: Add armv7 multilib.
26457 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26459 (UNSPEC_STACK_ALIGN, ce_count): New.
26460 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26461 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26463 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26464 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26465 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26466 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26467 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26468 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26470 * doc/extend.texi: Document ARMv7-M interrupt functions.
26471 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26473 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26475 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26476 (struct _Unwind_Context): Rename args_size to flags, remove
26477 signal_frame field, add a new args_size field and version field.
26478 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26479 _Unwind_IsExtendedContext): New inline functions.
26480 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26481 Assume by_value array is only present if _Unwind_IsExtendedContext.
26482 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26483 _Unwind_IsSignalFrame.
26484 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26485 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26486 (uw_init_context_1): Initialize context->flags to
26487 EXTENDED_CONTEXT_BIT.
26488 * config/rs6000/linux-unwind.h (frob_update_context): Use
26489 _Unwind_SetSignalFrame.
26491 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26493 PR middle-end/30353
26494 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26495 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26498 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26500 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26501 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26502 RET, AT_SP): Remove.
26503 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26506 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26507 * cfgbuild.c (find_basic_blocks): Likewise.
26508 * cfgrtl.c (rtl_create_basic_block): Likewise.
26509 * function.c (temp_slots_at_level): Likewise.
26510 * reg-stack.c (stack_regs_mentioned): Likewise.
26511 * regclass.c (allocate_reg_info): Likewise.
26512 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26513 set_bb_for_stmt, move_block_to_fn): Likewise.
26514 * tree-complex.c (tree_lower_complex): Likewise.
26515 * vec.h (VEC_safe_grow_cleared): New.
26517 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26519 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26521 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26522 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26524 * cfgloopmanip.c (scale_loop_frequencies): Export.
26525 (loopify): Scale the frequencies by prescribed coefficients.
26526 (set_zero_probability): New function.
26527 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26528 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26529 and frequencies according to arguments.
26530 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26532 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26533 * modulo-sched.c (sms_schedule): Set probabilities for entering
26534 versioned loop correctly.
26535 * tree-vect-transform.c (vect_transform_loop): Ditto.
26536 * cfgloop.h (loopify, loop_version): Declaration changed.
26537 (scale_loop_frequencies): Declared.
26539 2007-01-02 Jan Hubicka <jh@suse.cz>
26541 * cgraph.c: Include tree-flow.h
26542 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26543 early_local_passes.
26544 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26545 * tree-pass.h (pass_all_early_optimizations): Declare.
26546 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26547 early_local_passes.
26548 (cgraph_analyze_function): Do early_local_passes.
26549 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26550 Do not add referenced vars.
26551 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26553 (gate_all_early_local_passes): New gate.
26554 (pass_early_local_passes): Use new gate.
26555 (execute_early_local_optimizations): New functions.
26556 (gate_all_early_optimizations): New gate.
26557 (pass_all_early_optimizations): New pass.
26558 (execute_free_datastructures): Free SSA only when initialized.
26559 (gate_init_datastructures): Init only when optimizing.
26560 (tree_lowering_passes): Do early local passes when called late.
26561 * tree-profile.c (do_tree_profiling): Don't profile functions added
26563 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26564 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26566 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26567 during early_local_passes.
26568 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26571 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26573 * Makefile.in: Update copyright year.
26575 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26577 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26578 in $(lang_checks) and check-consistency targets.
26580 2007-01-02 Jan Hubicka <jh@suse.cz>
26582 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26583 Do not add referenced vars.
26584 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26586 * passes.c (init_optimization_passes): Put mudflap_2 after
26587 free_datastructures.
26589 2007-01-02 Jan Hubicka <jh@suse.cz>
26591 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26592 Set NOTHROW flag on call statements proved to be nothrow.
26593 Update statement of local calls so new pure/const functions are
26594 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26596 (tree_rest_of_compilation): Register hooks and initialize bitmap
26597 early. Do not set after_inlining flag.
26599 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26601 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26602 HOST_BITS_PER_LONGLONG
26604 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26607 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26608 warning for non-static initializers.
26610 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26612 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26613 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26614 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26615 Always use set_unique_reg_note to add REG_EQUAL notes.
26617 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26620 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26622 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26623 * cfgbuild.c (find_basic_blocks): Likewise.
26624 * cfgrtl.c (rtl_create_basic_block): Likewise.
26625 * function.c (temp_slots_at_level): Likewise.
26626 * reg-stack.c (stack_regs_mentioned): Likewise.
26627 * regclass.c (allocate_reg_info): Likewise.
26628 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26629 set_bb_for_stmt, move_block_to_fn): Likewise.
26630 * tree-complex.c (tree_lower_complex): Likewise.
26631 * vec.h (VEC_safe_grow_cleared): New.
26633 2007-01-02 Ian Lance Taylor <iant@google.com>
26635 * c-common.c (c_common_truthvalue_conversion): When warning about
26636 using an assignment as a truth value, set TREE_NO_WARNING.
26638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26641 * c.opt (Wold-style-declaration): New.
26642 * doc/invoke.texi (C-only Warning Options): New.
26643 (Wold-style-declaration): Document it.
26644 (Wextra): Enabled by -Wextra.
26645 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26646 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26647 -Wold-style-declaration.
26649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26651 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26652 * cfgbuild.c (find_basic_blocks): Likewise.
26653 * cfgrtl.c (rtl_create_basic_block): Likewise.
26654 * function.c (temp_slots_at_level): Likewise.
26655 * reg-stack.c (stack_regs_mentioned): Likewise.
26656 * regclass.c (allocate_reg_info): Likewise.
26657 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26658 set_bb_for_stmt, move_block_to_fn): Likewise.
26659 * tree-complex.c (tree_lower_complex): Likewise.
26660 * vec.h (VEC_safe_grow_cleared): New.
26662 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26664 * c-common.c (c_common_nodes_and_builtins): Since variants of
26665 void_type_node get built before it is given a name, we need to
26666 give those variants the name, too.
26667 (complete_array_type): We need to work with the canonical main
26668 type of the array, from which we will build the qualified version.
26669 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26670 * print-tree.c (print_node): Display canonical type information
26672 * stor-layout.c (layout_type): When we don't know the
26673 alignment of a type for which we're building an array, we end up
26674 guessing wrong, so make the type require structural equality.
26675 * tree.c (make_node_stat): When we build a new type, it is its
26676 own canonical type.
26677 (build_type_attribute_qual_variant): When building an attribute
26678 variant, its canonical type is the non-attribute variant. However,
26679 if the attributes are target-dependent and they differ, we need to
26680 use structural equality checks for this type.
26681 (build_qualified_type): A qualified type is not equivalent to its
26682 unqualified variant; set the canonical type appropriately.
26683 (build_distinct_type_copy): When building a distinct type from
26684 another type, the new type is its own canonical type.
26685 (build_variant_type_copy): When building a new type variant, we
26686 assume that it is equivalent to the original type.
26687 (build_pointer_type_for_mode): When building a pointer type, also
26688 build a canonical type pointer.
26689 (build_reference_type_for_mode): When building a reference type,
26690 also build a canonical type reference.
26691 (build_index_type): When we can't hash an index type (e.g.,
26692 because its maximum value is negative), the index type requires
26693 structural equality tests.
26694 (build_array_type): Build the canonical form of an array type.
26695 (build_function_type): Function types require structural equality,
26696 because they contain default arguments, attributes, etc.
26697 (build_method_type_directly): Ditto for method types.
26698 (build_offset_type): Build the canonical offset type.
26699 (build_complex_type): Build the canonical vector type.
26700 (make_vector_type): Build the canonical vector type.
26701 * tree.h (TYPE_CANONICAL): New.
26702 (TYPE_STRUCTURAL_EQUALITY_P): New.
26703 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26704 (struct tree_type): Added "canonical" field.
26705 * params.h (VERIFY_CANONICAL_TYPES): New.
26706 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26707 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26708 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26709 * doc/invoke.texi (verify-canonical-types): Document --param
26710 parameter for verifying canonical types.
26712 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26714 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26715 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26716 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26717 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26719 * config/rs6000/e500.h: New.
26720 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26721 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26723 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26724 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26725 TARGET_E500_DOUBLE): Remove.
26726 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26727 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26728 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26729 * config/rs6000/rs6000.c (rs6000_override_options): Use
26730 CHECK_E500_OPTIONS.
26732 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26734 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26735 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26736 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26737 rs6000_emit_cmove): Don't check TARGET_E500.
26738 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26739 sordered): Don't check TARGET_E500.
26741 2007-01-01 Eric Christopher <echristo@apple.com>
26743 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26744 HARD_REGISTER_NUM_P.
26746 2007-01-01 Roger Sayle <roger@eyesopen.com>
26748 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26749 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26750 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26753 2007-01-01 Mike Stump <mrs@apple.com>
26755 * configure.ac: Remove support for building with Apple's gcc-3.1.
26757 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26759 PR middle-end/30311
26760 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26761 REG is a hard register. Do not modify REG before calling
26763 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26764 multiple of the size of YMODE for certain lowpart cases.
26766 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26768 PR middle-end/30253
26769 * gimplify (voidify_wrapper_expr): Update for
26770 GIMPLE_MODIFY_STMT.
26772 2007-01-01 Andreas Schwab <schwab@suse.de>
26775 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26776 save of BR0 in extra_spill_size instead of spill_size.
26777 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26779 (ia64_expand_epilogue): Restore BR0 from its new location.
26781 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26783 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26784 Use a temporary variable if the left hand side is not a gimple
26787 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26789 * gimplify.c (gimplify_return_expr): Make the temporary variable
26790 for the return expression, a gimple register variable.
26792 2007-01-01 Jan Hubicka <jh@suse.cz>
26794 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26797 2007-01-01 Mike Stump <mrs@apple.com>
26799 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26801 * config/darwin.c (machopic_select_rtx_section): Use
26802 HAVE_GAS_LITERAL16.
26803 (darwin_mergeable_constant_section): Likewise.
26804 * configure: Regenerate.
26805 * config.in: Regenerate.
26807 2007-01-01 Jan Hubicka <jh@suse.cz>
26808 Andrew Pinski <pinskia@gmail.com>
26810 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26811 before starting IPA passes.