1 2007-09-09 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-operands.c (add_virtual_operand): Only mark
4 stores as has_volatile_ops if alias information is not available.
6 2007-09-09 Revital Eres <eres@il.ibm.com>
8 * doc/contrib.texi: Add myself.
10 2007-09-09 Ira Rosen <irar@il.ibm.com>
12 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
13 stmt_vinfo_set_outside_of_loop_cost): New functions.
14 * tree-vect-transform.c (vect_get_cost_fields): Remove.
15 (vect_model_simple_cost): Call
16 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
17 field instead of calling vect_get_cost_fields.
18 (vect_model_store_cost, vect_model_load_cost): Likewise.
20 2007-09-09 Revital Eres <eres@il.ibm.com>
22 * config/rs6000/rs6000.c (paired_init_builtins): Add const
23 declaration to bdesc_paired_preds variable.
24 (paired_expand_builtin): Likewise.
26 2007-09-09 Revital Eres <eres@il.ibm.com>
28 * dbgcnt.def (sms_sched_loop): New counter.
29 * modulo-sched.c: Use sms_sched_loop instead of
30 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
31 perform swing modulo scheduling on. Include dbgcnt.h.
32 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
33 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
35 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
38 Substitute all uses with ...
39 (MODEF): New mode iterator.
41 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
42 from pre-regalloc define_insn_and_split splitter pattern.
43 (*fix_trunc<mode>_i387_1): Ditto.
45 (*fist<mode>2_1): Ditto.
46 (frndintxf2_floor): Ditto.
47 (*fist<mode>2_floor_1): Ditto.
48 (frndintxf2_ceil): Ditto.
49 (*fist<mode>2_ceil_1): Ditto.
50 (frndintxf2_trunc): Ditto.
51 (frndintxf2_mask_pm): Ditto.
53 (prologue): Use (const_int 0) as never generated filler insn.
55 (sibcall_epilogue): Ditto.
56 (eh_return_si): Ditto.
57 (eh_return_di): Ditto.
59 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
60 using MODEF mode iterator.
61 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
62 using MODEF mode iterator.
63 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
64 using MODEF mode iterator.
65 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
66 Macroize expander using MODEF mode iterator.
68 (zero_extendsidi2): Remove operand constraints from expander.
69 (smuldi3_highpart): Ditto.
70 (indirect_jump): Ditto.
73 * config/i386/sse.md (storentv4sf): Ditto.
77 (sse2_cvtpd2ps): Ditto.
78 (vec_interleave_highv16qi): Ditto.
79 (vec_interleave_lowv16qi): Ditto.
80 (vec_interleave_highv8hi): Ditto.
81 (vec_interleave_lowv8hi): Ditto.
82 (vec_interleave_highv4si): Ditto.
83 (vec_interleave_lowv4si): Ditto.
84 (vec_interleave_highv2di): Ditto.
85 (vec_interleave_lowv2di): Ditto.
86 (sse2_maskmovdqu): Ditto.
87 * config/i386/mmx.md (mmx_maskmovq): Ditto.
89 2007-09-09 Ira Rosen <irar@il.ibm.com>
91 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
92 (struct _slp_tree, struct _slp_instance): Define new data structures
93 along macros for their access.
94 (struct _loop_vec_info): Define new fields: strided_stores,
95 slp_instances, and slp_unrolling_factor along macros for their access.
96 (enum slp_vect_type): New.
97 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
99 (STMT_VINFO_STRIDED_ACCESS): New macro.
100 (vect_free_slp_tree): Declare.
101 (vectorizable_load): Add an argument of type slp_tree.
102 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
103 vectorizable_assignment): Likewise.
104 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
105 Declare (make extern).
106 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
107 (new_loop_vec_info): Likewise.
108 (destroy_loop_vec_info): Free memory allocated for SLP structures.
109 * tree-vect-analyze.c: Include recog.h.
110 (vect_update_slp_costs_according_to_vf): New.
111 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
112 functions. For not pure SLP stmts with strided access check that the
113 group size is power of 2. Update the vectorization factor according to
114 SLP. Call vect_update_slp_costs_according_to_vf.
115 (vect_analyze_group_access): New.
116 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
117 (vect_free_slp_tree): New functions.
118 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
119 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
120 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
121 vect_detect_hybrid_slp): Likewise.
122 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
123 and vect_detect_hybrid_slp.
124 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
125 SLP costs into account.
126 (vect_get_cost_fields): New function.
127 (vect_model_simple_cost): Make extern, add SLP parameter and handle
129 (vect_model_store_cost, vect_model_load_cost): Likewise.
130 (vect_get_constant_vectors): New function.
131 (vect_get_slp_vect_defs, vect_get_slp_defs,
132 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
133 vect_get_vec_defs): Likewise.
134 (vectorizable_reduction): Don't handle SLP for now.
135 (vectorizable_call): Don't handle SLP for now. Add argument to
136 vect_model_simple_cost.
137 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
138 get SLPed and vectorized defs). Fix indentation and spacing.
139 (vectorizable_assignment): Handle SLP.
140 (vectorizable_induction): Don't handle SLP for now.
141 (vectorizable_operation): Likewise.
142 (vectorizable_type_demotion): Add argument to
143 vect_model_simple_cost.
144 (vectorizable_type_promotion): Likewise.
145 (vectorizable_store, vectorizable_load): Handle SLP.
146 (vectorizable_condition): Don't handle SLP for now.
147 (vect_transform_stmt): Add a new argument for SLP. Check that there is
148 no SLP transformation required for unsupported cases. Add SLP
149 argument for supported cases.
150 (vect_remove_stores): New function.
151 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
152 (vect_transform_loop): Schedule SLP instances.
153 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
155 2007-09-09 Andrew Haley <aph@redhat.com>
157 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
160 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
162 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
163 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
164 Similar for what label_refs can go in the JUMP_TARGET field. Split
165 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
166 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
167 REG_LABEL when replacing an operand with a LABEL_REF for a
169 (subst_reloads): When replacing a LABEL_REG with a register,
170 instead of generating a REG_LABEL note, assert that there already
171 is one or that the label is a known target for the insn.
172 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
173 note, check the JUMP_LABEL field. Remove "else" after return.
174 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
175 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
176 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
177 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
178 insns. Iterate over all notes; don't assume there's only one.
179 * cse.c (recorded_label_ref): Adjust comment to refer to
181 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
182 insns, not just NONJUMP_INSN_P.
183 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
185 * jump.c (rebuild_jump_labels): Adjust head comment.
186 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
187 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
188 (mark_all_labels): For JUMP_P insns without a target, check if the
189 the target is noted on the previous nonjump insn.
190 (mark_jump_label_1): New function, guts from mark_jump_label.
191 <case IF_THEN_ELSE>: Handle first operand as a non-target when
192 marking jump target labels.
193 <case LABEL_REF>: Adjust for whether to generate a
194 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
195 For 'E' format rtl, iterate in descending element order.
196 (delete_related_insns): Handle both REG_LABEL_TARGET and
197 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
198 reference count, delete and fallthrough. Move finding-next-
199 non-deleted insn last in the function. Look at all INSN_P insns
200 for REG_LABEL_OPERAND notes.
201 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
203 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
204 JUMP_LABEL, output the INSN_UID of it.
205 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
206 and/or REG_LABEL_TARGET.
207 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
208 with jump.c copy by only adding notes for labels actually
209 referenced in the insn.
210 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
211 usage count increment; handle all INSN_P trial insns.
212 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
214 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
215 REG_LABEL_TARGET and REG_LABEL_OPERAND.
216 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
218 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
219 JUMP_P insns and REG_LABEL_OPERAND everywhere.
220 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
222 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
223 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
224 REG_LABEL_OPERAND notes.
225 * reload1.c (calculate_needs_all_insns): Adjust comments.
226 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
227 * config/alpha/alpha.md (split for load of an address into a
228 four-insn sequence on Unicos/Mk): Adjust to use
230 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
232 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
235 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
236 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
237 FOR_BB_INSNS_SAFE instead of for loop.
238 * cse.c (cse_extended_basic_block): Likewise.
239 * postreload.c (reload_cse_regs_1): New variable next. Make sure
240 that the for loop does not invoke NEXT_INSN on a deleted insn.
241 * function.c (instantiate_virtual_regs): Likewise.
242 * lower-subreg.c (remove_retval_note): Likewise.
243 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
245 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
247 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
248 insn, if it's a jump.
249 (try_redirect_by_replacing_jump): New variable jump_p. Call
250 tablejump_p before delete_insn_chain.
251 * reload1.c (reload): New variable next. Make sure that the for
252 loop does not invoke NEXT_INSN on a deleted insn.
253 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
254 (delete_output_reload): New variable prev. Make sure the the for
255 loops do not invoke PREV_INSN on a deleted insn.
257 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
259 * pa/constraints.md: Remove 'X' from unused letters comment.
261 2007-09-08 Richard Guenther <rguenther@suse.de>
263 * tree-tailcall.c (find_tail_calls): If we don't have aliases
264 computed check stmt_ann->references_memory instead of counting
267 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
269 * cse.c (fold_rtx): Use validate_unshare_change() instead of
270 validate_change() in one more case.
272 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
274 PR tree-optimization/32283
275 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
276 estimated_loop_iterations.
277 (determine_use_iv_cost_condition): Decrease cost of expressions
278 used in iv elimination.
280 2007-09-08 Richard Guenther <rguenther@suse.de>
282 * tree-cfg.c (verify_gimple_expr): Avoid building new
283 pointer types, use TYPE_POINTER_TO if available instead.
285 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
288 PR rtl-optimization/26449
289 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
290 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
292 (mulv16qi3): Implement as define_insn_and_split pattern instead of
293 define_expand. Split insn in split1 pass.
296 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
298 PR tree-optimization/33301
299 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
302 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
304 PR tree-optimization/32183
305 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
307 * tree-ssa-reassoc.c: Include cfgloop.h.
308 (is_reassociable_op): Add a loop argument and return true only
310 (linearize_expr): Updated.
311 (should_break_up_subtract): Likewise.
312 (linearize_expr_tree): Likewise.
313 (init_reassoc): Call loop_optimizer_init with
314 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
316 (fini_reassoc): Call loop_optimizer_finalize.
318 2007-09-07 Sterling Augustine <sterling@tensilica.com>
320 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
321 if there is no i-cache.
323 2007-09-07 Richard Guenther <rguenther@suse.de>
326 2007-09-06 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/32586
329 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
330 folding if nothing changed.
331 (simplify_unary_expression): New function. Do tree combining
332 on conversion like codes.
333 (try_to_simplify): Call it.
335 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
338 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
339 (__gthread_active,__gthread_start, __gthread_active_init): New.
340 * gthr-posix95.h: Likewise.
342 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
344 * function.h (struct function): Rename calls_unwind_init
345 to saves_all_registers.
346 (current_function_saves_all_registers): Renamed from
347 current_function_calls_unwind_init.
348 * reload1.c (reload): Set current_function_saves_all_registers.
349 * except.c (expand_builtin_unwind_init): Likewise.
350 * config/m68k/m68k.c (m68k_save_reg): Use
351 current_function_saves_all_registers to save pic register.
353 2007-09-07 Janis Johnson <janis187@us.ibm.com>
355 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
356 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
358 Reapply reverted changes:
360 2007-09-06 Jan Hubicka <jh@suse.cz>
362 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
365 2007-09-06 Richard Sandiford <richard@codesourcery.com>
367 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
368 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
370 2007-09-05 Janis Johnson <janis187@us.ibm.com>
372 * optabs.c (expand_float): Convert unsigned integer as signed only
373 if it provides sufficient accuracy; add mode argument to real_2expN.
374 (expand_fix): Fix comment typos; extend binary float into mode
375 wider than destination for converion to unsigned integer; add mode
376 argument to real_2expN.
377 * real.c (real_2expN): Add mode argument to special-case decimal
379 * real.h (real_2expN): Ditto.
380 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
382 (fixed_from_string): Ditto.
383 (fixed_to_decimal): Ditto.
384 (fixed_convert_from_real): Ditto.
385 (real_convert_from_fixed): Ditto.
386 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
387 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
388 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
389 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
391 2007-09-07 Diego Novillo <dnovillo@google.com>
393 * tree-flow.h (const_block_stmt_iterator): Remove.
394 Update all users to use block_stmt_iterator.
395 * tree-iterator.h (const_tree_stmt_iterator): Remove.
396 Update all users to use tree_stmt_iterator.
398 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
400 * config/mips/mips.c (mips_set_current_function): Temporarily
401 make this a no-op to fix bootstrap errors, pending rewrite.
403 2007-09-07 Jan Hubicka <jh@suse.cz>
405 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
408 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
410 PR tree-optimization/33299
411 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
412 uses for all relevant loop-exit phis, not just the first.
414 2007-09-07 Richard Guenther <rguenther@suse.de>
417 * tree-ssa-operands.c (access_can_touch_variable): An access
418 of the form (*p)[0] can touch a variable of same size.
420 2007-09-07 Jan Hubicka <jh@suse.cz>
422 * passes.c (init_optimization_passes): Add simple dce and addressable
424 * tree-ssa.c (execute_update_addresses_taken): New function.
425 (pass_update_address_taken): New.
426 * tree-ssa-dse.c (execute_simple_dse): New function.
427 (pass_simple_dse): New.
428 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
430 2007-09-07 Tobias Burnus <burnus@net-b.de>
433 * doc/invoke.texi: Fix -Wstrict-overflow= table.
435 2007-09-07 Richard Guenther <rguenther@suse.de>
438 2007-09-06 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/32586
441 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
442 folding if nothing changed.
443 (simplify_unary_expression): New function. Do tree combining
444 on conversion like codes.
445 (try_to_simplify): Call it.
447 2007-09-07 Richard Guenther <rguenther@suse.de>
448 Uros Bizjak <ubizjak@gmail.com>
450 PR tree-optimization/32821
451 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
452 NULL in the call to set_bb_stmt_list.
454 2007-09-07 Richard Sandiford <richard@codesourcery.com>
456 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
457 float calls here, rather than leaving some to the caller.
458 Use call_internal_direct and call_value_internal_direct.
459 * config/mips/mips.md (call_internal_direct): New pattern.
460 (call_value_internal_direct): Likewise.
462 2007-09-07 Richard Sandiford <richard@codesourcery.com>
464 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
465 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
467 (override_options): Set mips_base_move_loop_invariants.
469 2007-09-07 Richard Sandiford <richard@codesourcery.com>
471 * config/mips/mips.opt (mcode-readable=): Move to keep list
474 2007-09-07 Richard Sandiford <richard@codesourcery.com>
476 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
477 and -mgpopt options. Adjust the -G documentation to match.
478 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
479 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
480 function, split out from mips_classify_symbol. Return false for
482 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
483 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
484 (override_options): Check whether the -mgpopt setting is consistent
485 with the other flags.
486 (symbolic_expression_p): Delete.
487 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
488 and default_elf_select_rtx_section.
489 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
490 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
491 external data and TARGET_EXTERN_SDATA.
493 2007-09-07 Tobias Burnus <burnus@net-b.de>
496 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
498 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
500 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
501 FOR_BB_INSNS_SAFE instead of for loop.
502 * cse.c (cse_extended_basic_block): Likewise.
503 * postreload.c (reload_cse_regs_1): New variable next. Make sure
504 that the for loop does not invoke NEXT_INSN on a deleted insn.
505 * function.c (instantiate_virtual_regs): Likewise.
506 * lower-subreg.c (remove_retval_note): Likewise.
507 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
509 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
511 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
512 insn, if it's a jump.
513 (try_redirect_by_replacing_jump): New variable jump_p. Call
514 tablejump_p before delete_insn_chain.
515 * reload1.c (reload): New variable next. Make sure that the for
516 loop does not invoke NEXT_INSN on a deleted insn.
517 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
518 (delete_output_reload): New variable prev. Make sure the the for
519 loops do not invoke PREV_INSN on a deleted insn.
521 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
523 * cgraphbuild.c (rebuild_cgraph_edges): Export.
524 * cgraph.h (rebuild_cgraph_edges): Declare.
525 * tree-pass.h (pass_expand_omp_ssa): New.
526 * omp-low.c (find_omp_clause): Export.
527 (copy_var_decl): Split from omp_copy_decl_2.
528 (build_omp_barrier): Return the call to emit instead of emitting
530 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
532 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
533 expand_omp_for_generic, expand_omp_for_static_nochunk,
534 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
535 Adapted to work on SSA form.
536 (execute_expand_omp): Do not invalidate dominance information.
537 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
538 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
539 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
541 (force_gimple_operand): Allow gimplifying code expressions without
543 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
544 * common.opt (fopenmp-ssa): New.
545 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
546 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
547 * tree-cfg.c: Include tree-inline.h.
548 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
549 (replace_by_duplicate_decl, replace_ssa_name,
550 mark_virtual_ops_in_region): New functions.
551 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
553 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
554 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
557 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
559 * tree-loop-linear.c: Include obstack.h.
560 (linear_transform_loops): New obstack lambda_obstack.
561 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
562 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
564 * lambda.h (struct obstack): New forward declaration.
565 (lambda_linear_expression_new): New parameter of type struct
567 (lambda_loopnest_new): Likewise.
568 (lambda_loopnest_transform): Likewise.
569 (lambda_body_vector_new): Likewise.
570 (lambda_body_vector_compute_new): Likewise.
571 (gcc_loopnest_to_lambda_loopnest): Likewise.
572 (lambda_loopnest_to_gcc_loopnest): Likewise.
573 * lambda-code.c: Include obstack.h.
574 (lambda_lattice_new): New parameter lambda_obstack. Use it for
576 (lambda_body_vector_new): Likewise.
577 (lambda_linear_expression_new): Likewise.
578 (lambda_lattice_new): Likewise.
579 (lambda_loopnest_new): Likewise. Additionally use obstack to
580 allocate LN_LOOPS(ret).
581 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
582 it to lambda_lattice_new.
583 (lambda_body_vector_compute_new): New parameter lambda_obstack.
584 Pass it to lambda_body_vector_new.
585 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
586 it to lambda_lattice_new.
587 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
588 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
589 (lambda_compute_target_space): Likewise.
590 (lambda_compute_auxillary_space): New parameter lambda_obstack.
591 Pass it to lambda_lattice_compute_base and
592 compute_nest_using_fourieer_motzkin.
593 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
594 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
595 and lambda_lattice_compute_target_space.
596 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
597 Pass it to lambda_linear_expression_new.
598 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
599 to gcc_tree_to_linear_expression.
600 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
601 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
602 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
603 Pass it to lambda_body_vector_new and
604 lambda_body_vector_compute_new.
605 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
606 (lambda-code.o): Likewise.
608 2007-09-06 Chao-ying Fu <fu@mips.com>
610 * ginclude/stdfix.h: New file.
611 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
612 (convert.o): Add dependence on fixed-value.h.
613 * c-convert.c (convert): Support FIXED_POINT_TYPE.
614 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
615 to define fixed-point constants.
616 (c_cpp_builtins): Define fixed-point constants.
617 * convert.c (fixed-value.h): New include.
618 (convert_to_real): Update comment to include fixed-point.
619 Support FIXED_POINT_TYPE.
620 (convert_to_integer): Update comment to include fixed-point.
621 Support FIXED_POINT_TYPE.
622 (convert_to_complex): Support FIXED_POINT_TYPE.
623 (convert_to_fixed): New function.
624 * convert.h (convert_to_fixed): Declare.
625 * genopinit.c: Add comment about $Q for only fixed-point modes.
626 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
627 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
628 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
629 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
630 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
631 usneg_optab for fixed-point modes.
632 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
634 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
635 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
636 unsigned saturation optabs, when type is saturating.
637 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
638 (expand_fixed_convert): New function.
639 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
640 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
641 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
642 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
643 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
644 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
646 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
647 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
648 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
649 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
650 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
652 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
653 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
654 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
655 fractuns, satfractuns.
656 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
657 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
658 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
659 OTI_ssmsub_widen, OTI_usmsub_widen.
660 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
661 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
662 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
663 umsub_widen_optab, usmsub_widen_optab): Define.
664 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
666 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
668 (expand_fixed_convert): Declare.
669 * expr.c (convert_move): Support the move of fixed-point modes.
670 (emit_move_insn_1): Handle fixed-point mode to move via integer.
671 (categorize_ctor_elements_1): Handle FIXED_CST.
672 (count_type_elements): Handle FIXED_POINT_TYPE.
673 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
674 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
676 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
677 multiply and add/subtract for fixed-point types.
678 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
679 mode, we jump to binop directly.
680 Support FIXED_CONVERT_EXPR.
681 (do_store_flag): Check FIXED_CST to put a constant second.
682 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
683 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
684 (const_vector_from_tree): Support FIXED_CST.
685 * doc/extend.texi (Fixed-Point): New node.
686 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
687 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
688 satfract, fractuns, satfractuns): Document them.
690 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
692 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
693 addresses into I registers.
695 2007-09-06 Jan Hubicka <jh@suse.cz>
696 Andreas Tobler <a.tobler@schweiz.org>
698 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
700 (machopic_legitimize_pic_address): Likewise.
702 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
703 Jan Hubicka <jh@suse.cz>
705 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
706 instead of ufloat_optab->handlers directly.
707 (floatdidf2): Likewise.
709 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
711 * config/mips/mips.c: Include diagnostic.h.
712 (mips_set_current_function): Check errorcount and sorrycount
713 before generating RTL.
715 2007-09-06 Richard Sandiford <richard@codesourcery.com>
718 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
719 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
720 (print_operand_reloc): Likewise.
722 2007-09-06 Janis Johnson <janis187@us.ibm.com>
726 2007-09-06 Jan Hubicka <jh@suse.cz>
728 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
731 2007-09-06 Richard Sandiford <richard@codesourcery.com>
733 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
734 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
736 2007-09-05 Janis Johnson <janis187@us.ibm.com>
738 * optabs.c (expand_float): Convert unsigned integer as signed only
739 if it provides sufficient accuracy; add mode argument to real_2expN.
740 (expand_fix): Fix comment typos; extend binary float into mode
741 wider than destination for converion to unsigned integer; add mode
742 argument to real_2expN.
743 * real.c (real_2expN): Add mode argument to special-case decimal
745 * real.h (real_2expN): Ditto.
746 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
748 (fixed_from_string): Ditto.
749 (fixed_to_decimal): Ditto.
750 (fixed_convert_from_real): Ditto.
751 (real_convert_from_fixed): Ditto.
752 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
753 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
754 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
755 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
757 2007-09-06 Tom Tromey <tromey@redhat.com>
759 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
760 * c-pch.c (c_common_read_pch): Restore current location after
762 * tree.c (expand_location): Update.
763 (expr_filename): Changed return type. Unified the two cases.
764 (expr_lineno): Likewise.
765 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
767 * toplev.c (line_table): Changed type.
768 (general_init): Update.
769 (realloc_for_line_map): New function.
770 (general_init): Allocate line_table using GC.
771 * fix-header.c (line_table): Changed type.
772 (read_scan_file): Update.
773 (read_scan_file): Update.
774 * c-ppoutput.c (maybe_print_line): Update.
775 (print_line): Update.
776 (cb_line_change): Update.
778 (pp_file_change): Update.
779 * c-opts.c (c_common_init_options): Update.
780 (finish_options): Update.
781 (push_command_line_include): Update.
782 * c-lex.c (cb_line_change): Update.
783 (cb_def_pragma): Update.
786 (c_lex_with_flags): Use cpp_get_token_with_location.
787 * input.h (line_table): Changed type.
788 (location_from_locus): New macro.
789 * tree.h (EXPR_FILENAME): No longer an lvalue.
790 (EXPR_LINENO): Likewise.
791 (expr_locus, set_expr_locus): Declare separately for
793 (expr_filename, expr_lineno): Changed return type.
794 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
795 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
796 (expand_gimple_basic_block): Likewise.
797 * final.c (final_scan_insn): Use expanded_location.
799 2007-09-06 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/32586
802 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
803 folding if nothing changed.
804 (simplify_unary_expression): New function. Do tree combining
805 on conversion like codes.
806 (try_to_simplify): Call it.
807 * builtins.c (fold_builtin_cexp): Fold the built expressions.
808 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
810 2007-09-06 Jan Hubicka <jh@suse.cz>
813 * cse.c (fold_rtx): Avoid invalid sharing.
815 2007-09-06 Richard Sandiford <richard@codesourcery.com>
817 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
818 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
820 2007-09-06 Revital Eres <eres@il.ibm.com>
822 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
823 Fix offsettable memory reference for 750CL.
825 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
827 * reload.c (find_reloads_address_1): Try to preserve original
828 base/index regclass of operands.
829 * regrename.c (scan_rtx_address): Likewise.
830 (replace_oldest_value_addr): Likewise.
832 2007-09-06 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/33302
835 * domwalk.c (walk_dominator_tree): The exit block is
836 interesting even if it is not reachable.
838 2007-09-06 Richard Sandiford <richard@codesourcery.com>
841 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
843 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
845 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
848 2007-09-05 Ian Lance Taylor <iant@google.com>
850 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
852 (dump_generic_node): Likewise.
853 * print-rtl.c (print_decl_name): Likewise.
854 * print-tree.c (print_node_brief): Likewise.
855 (print_node): Likewise.
856 * Makefile.in (RTL_BASE_H): Add alias.h.
859 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
861 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
863 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
864 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
866 2007-09-06 Jie Zhang <jie.zhang@analog.com>
868 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
869 (tm_defines): Define UCLIBC_DEFAULT to 1.
870 (extra_options): Add linux.opt.
871 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
872 (CRT_CALL_STATIC_FUNCTION): Likewise.
873 (NO_IMPLICIT_EXTERN_C): Likewise.
874 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
875 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
876 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
877 (ENDFILE_SPEC): Don't define.
878 (LIB_SPEC): Likewise.
879 (CRT_CALL_STATIC_FUNCTION): Likewise.
880 (NO_IMPLICIT_EXTERN_C): Likewise.
881 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
882 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
884 2007-09-06 Jan Hubicka <jh@suse.cz>
886 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
889 2007-09-06 Jan Hubicka <jh@suse.cz>
891 * opts.c (common_handle_option): Enable inlining functions for
894 2007-09-06 Jakub Jelinek <jakub@redhat.com>
896 * builtin-attrs.def (ATTR_NONNULL_3): New.
897 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
898 ATTR_NOTHROW_NONNULL_##FA.
899 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
900 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
901 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
902 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
903 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
904 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
905 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
907 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
908 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
909 ATTR_FORMAT_NOTHROW_3_4): Remove.
910 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
911 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
912 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
913 instead of ATTR_FORMAT_*_*.
915 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
917 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
918 parts re-used for REG_FRAME_RELATED_EXPR.
920 2007-09-05 Janis Johnson <janis187@us.ibm.com>
922 * optabs.c (expand_float): Convert unsigned integer as signed only
923 if it provides sufficient accuracy; add mode argument to real_2expN.
924 (expand_fix): Fix comment typos; extend binary float into mode
925 wider than destination for converion to unsigned integer; add mode
926 argument to real_2expN.
927 * real.c (real_2expN): Add mode argument to special-case decimal
929 * real.h (real_2expN): Ditto.
930 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
932 (fixed_from_string): Ditto.
933 (fixed_to_decimal): Ditto.
934 (fixed_convert_from_real): Ditto.
935 (real_convert_from_fixed): Ditto.
936 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
937 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
938 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
939 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
941 2007-09-05 Ian Lance Taylor <iant@google.com>
943 * init-regs.c (initialize_uninitialized_regs): Call
944 emit_insn_before rather than add_insn_before.
946 2007-09-05 Jakub Jelinek <jakub@redhat.com>
948 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
949 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
950 * tree-inline.h (copy_body_data): Add call_expr field.
951 * tree-inline.c (expand_call_inline): Initialize call_expr.
952 (copy_bb): Append anonymous inline fn arguments to arguments
953 when inlining a CALL_EXPR_VA_ARG_PACK call.
954 * builtins.c (expand_builtin): Issue an error if
955 BUILT_IN_VA_ARG_PACK is seen during expand.
956 (fold_call_expr, fold_builtin_call_array): Don't fold
957 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
958 __builtin_va_arg_pack () call as last argument.
959 * gimplify.c (gimplify_call_expr): If last argument to a vararg
960 function is __builtin_va_arg_pack (), decrease number of call
961 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
962 * expr.c (expand_expr_real_1): Issue an error if
963 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
964 * tree-pretty-print.c (dump_generic_node): Handle printing
965 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
966 * doc/extend.texi (__builtin_va_arg_pack): Document.
968 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
970 PR tree-optimization/21513
971 * builtins.c (build_builtin_expect_predicate): New function.
972 (fold_builtin_expect): Add argument for expected value.
973 Distribute __builtin_expect over short-circuiting operations.
974 Fold nested builtin_expects.
975 (fold_builtin_2): Adjust call to fold_builtin_expect.
977 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
980 PR tree-optimization/13756
981 * doc/invoke.texi (Options That Control Optimization): Document
984 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
986 * gcc/config/i386/cpuid.h: New file.
987 * gcc/config/i386/driver-i386.c: Include cpuid.h.
988 (describe_cache): Shrink size and line strings to 100 bytes.
989 (detect_caches_amd): Return "" for unsupported max_ext_level.
990 Use __cpuid function.
991 (detect_caches_intel): Return "" for unsupported max_level.
992 Use __cpuid function.
993 (host_detect_local_cpu): Change feature flag variables to
994 unsigned int. Initialize only extended feature flag variables.
995 Use __get_cpuid_max to determine max supported cpuid level.
996 Use __cpuid function to determine supported features. Fix
997 calculation of family id. Remove is_amd and check signature
998 directly. Check for Geode signature. Handle family 4 id.
999 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1000 cpu discovery code to lower part of the function.
1001 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1002 for sub-architecture.
1003 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1004 [PROCESSOR_K8]: Add k8-sse3 architecture.
1005 [PROCESSOR_NOCONA]: Remove.
1006 [PROCESSOR_GENERIC64]: Ditto.
1007 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1008 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1009 to check for SSE and FXSAVE support.
1010 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1011 Add -minline-all-stringops.
1012 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1013 (x86_64-*-*): Ditto.
1015 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1017 * config/bfin/linux-unwind.h: New file.
1018 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1019 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1021 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1023 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1024 * stmt.c: Include alloc-pool.h.
1025 (struct case_node): Remove GTY marker.
1026 (add_case_node): New parameter case_node_pool. Use it for
1028 (expand_case): New allocation pool case_node_pool. Initialize it,
1029 pass to add_case_node and free it.
1031 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1032 David Ung <davidu@mips.com>
1033 Nigel Stephens <nigel@mips.com>
1035 Add mips16/nomips16 function attributes and -mflip-mips16 option
1036 for testing mixed-mode compilation.
1038 * config/mips/mips.opt (mflip-mips16): New.
1040 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1041 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1043 * config/mips/mips.c (mips_base_target_flags): New.
1044 (mips_base_mips16): New.
1045 (mips_base_schedule_insns): New.
1046 (mips_base_reorder_blocks_and_partition): New.
1047 (mips_base_align_loops): New.
1048 (mips_base_align_jumps): New.
1049 (mips_base_align_functions): New.
1050 (mips16_flipper): New.
1051 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1052 (TARGET_SET_CURRENT_FUNCTION): Define.
1053 (mips_mips16_type_p, mips_nomips16_type_p): New.
1054 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1055 (mips_function_ok_for_sibcall): Make it deal with functions with
1057 (mips_init_split_addresses): New, split out from override_options.
1058 (mips_init_relocs): New, split out from override_options.
1059 (was_mips16_p): New.
1060 (mips_set_mips16_mode): New, split out from override_options.
1061 (mips_set_current_function): New.
1062 (override_options): Add sorry for unsupported mips16/pic
1063 combination. Remove error for mips16/dsp combination. Save
1064 base option settings.
1065 (mips_file_start): Move mips16 mode setting output from here....
1066 (mips_output_function_prologue): ....to here.
1067 (mips_output_mi_thunk): Check for mips16 function.
1068 (build_mips16_function_stub): Don't set .mips16 here.
1069 (build_mips16_call_stub): Likewise.
1070 (mips_expand_builtin): Error in mips16 mode.
1071 (mips_use_mips16_mode_p): New.
1072 (mips_encode_section_info): Check for mips16 function, and set
1073 SYMBOL_REF_FLAGS accordingly.
1075 * doc/extend.texi (Function Attributes): Document new
1076 mips16/nomips16 attributes.
1077 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1078 (MIPS Options): Document -mflip-mips16.
1080 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1082 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1083 if we encounter TLS address in MIPS16 mode.
1084 (mips_legitimize_const_move): Check cannot_force_const_mem for
1085 the (const (plus symbol offset)) case; this forces invalid TLS
1086 address in MIPS16 mode to be caught by the above call to sorry.
1087 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1088 because that now enables emutls, which is not ABI compatible
1089 with native TLS in non-MIPS16 mode.
1091 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1093 Add target hook invoked when cfun changes.
1095 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1096 * target.h (struct gcc_target): Add set_current_function.
1097 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1098 (TARGET_INITIALIZER): Add initializer for set_current_function.
1099 * tree.h (push_struct_function): New.
1100 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1102 (set_cfun): Declare.
1103 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1105 (push_function_context_to): Use allocate_struct_function
1106 to create null context, not init_dummy_function_start. Use set_cfun.
1107 (pop_function_context_from): Use set_cfun.
1108 (in_dummy_function): New.
1109 (invoke_set_current_function_hook): New.
1111 (push_cfun, pop_cfun): Use set_cfun.
1112 (push_struct_function): New.
1113 (allocate_struct_function): Call invoke_set_current_function_hook
1115 (prepare_function_start): Don't set cfun here. Remove unused
1116 argument; fix all callers.
1117 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1118 push_struct_function.
1119 (init_function_start): Set cfun here.
1120 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1121 * omp-low.c (create_omp_child_function): Use push_struct_function
1122 and pop_cfun to save/restore state.
1123 (expand_omp_parallel): Remove unused saved_cfun variable.
1124 * cgraphunit.c (ipa_passes): Use set_cfun.
1125 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1126 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1127 * matrix-reorg.c (transform_allocation_sites): Likewise.
1128 (matrix_reorg): Use set_cfun.
1129 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1130 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1131 assignment to cfun; use set_cfun for the other.
1132 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1133 (dump_function_to_file): Use push_cfun/pop_cfun here.
1134 * c-decl.c (finish_function): Use set_cfun.
1136 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1138 * regrename.c (rerename_optimize): Use deferred rescanning and
1139 insert explicit calls to rescan insns when changed.
1141 2007-09-05 Jan Hubicka <jh@suse.cz>
1143 * optabs.c (libfunc_entry): Change optab to integer.
1144 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1145 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1146 of pointers for hashing.
1148 2007-09-05 Jan Hubicka <jh@suse.cz>
1150 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1152 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1153 * see.c (pass_see): Likewise.
1154 * tracer.c (pass_tracer): Likewise.
1155 * postreload-gcse.c (pass_gcse2): Likewise.
1156 * postreload.c (pass_postreload_cse): Likewise.
1157 * mode-switching.c (pass_mode_switching): Likewise.
1158 * modulo-sched.c (pass_sms): Likewise.
1159 * cse.c (cse_insn): Likewise.
1160 * web.c (pass_web): Likweise.
1161 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1162 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1163 * loop-init.c (pass_rtl_loop_init): Likewise.
1164 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1165 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1166 * global.c (pass_global_alloc): Likewise.
1167 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1168 pass_if_after_reload): Likewise.
1169 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1170 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1171 * regmove.c (pass_regmove): Likewise.
1172 * function.c (pass_thread_prologugues_epilogues): Likewise.
1173 * gcse.c (pass_gcse): Likewise.
1174 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1175 * lower-subreg.c (pass_lower_subreg2): Likewise.
1176 * bt-load.c (pass_branch_target_load): Likewise.
1177 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1178 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1179 * combine.c (pass_combine): Likewise.
1180 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1181 (pass_partition_blocks): Likewise.
1182 * var-tracking.c (pass_variable_track): Likewise.
1183 * reg-stack.c (pass_stack_regs_run): Likewise.
1184 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1185 * passes.c (pass_postreload): Likewise.
1186 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1187 * tree-pass.h (TODO_verify_rtl_sharing): New.
1188 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1189 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1190 TODO_set_props, TODO_df_finish, TODO_df_verify,
1191 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1193 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1195 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1196 fold_real_zero_addition_p, reorder_operands_p,
1197 div_if_zero_remainder, fold_undefer_overflow_warnings,
1198 int_binop_types_match_p, fold_convert_const_int_from_int,
1199 fold_convert_const_int_from_real,
1200 fold_convert_const_int_from_fixed,
1201 fold_convert_const_real_from_real,
1202 fold_convert_const_real_from_fixed,
1203 fold_convert_const_fixed_from_fixed,
1204 fold_convert_const_fixed_from_int,
1205 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1206 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1207 debug_fold_checksum, multiple_of_p): Constify.
1208 * tree-flow-inline.h (get_lineno): Likewise.
1209 * tree-flow.h (get_lineno): Likewise.
1210 * tree-object-size.c (compute_object_offset, addr_object_size,
1211 alloc_object_size, pass_through_call): Likewise.
1212 * tree-pretty-print.c (op_symbol, print_call_name,
1213 print_struct_decl, do_niy): Likewise.
1214 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1215 debug_fold_checksum): Likewise.
1217 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1220 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1221 note, remove the associated REG_RETVAL note.
1223 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1225 * config.gcc (powerpc*-*-*): Install
1226 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1227 * config/rs6000/spu2vmx.h: New header.
1228 * config/rs6000/si2vmx.h: New header.
1229 * config/rs6000/vec_types.h: New header.
1231 2007-09-05 Ben Elliston <bje@au.ibm.com>
1233 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1235 2007-09-05 Ben Elliston <bje@au.ibm.com>
1237 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1239 (__stdcx): Make asm volatile.
1240 (__stwcx, __stdcx): Return only 0 or 1.
1242 2007-09-05 Jan Hubicka <jh@suse.cz>
1246 2007-09-04 Jan Hubicka <jh@suse.cz>
1247 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1249 2007-09-04 Richard Guenther <rguenther@suse.de>
1250 * tree-ssa-operands.c (add_virtual_operand): Only mark
1251 stores as has_volatile_ops if alias information is not available.
1253 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1255 * config/rs6000/tramp.asm: Include config.h.
1256 Check __PIC__ or __pic__ macro instead of SHARED.
1258 PR rtl-optimization/32300
1259 * see.c (see_copy_insn): New function.
1260 (see_def_extension_not_merged, see_merge_one_use_extension,
1261 see_merge_one_def_extension): Use it. Avoid changing
1262 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1263 into sequences. Call df_insn_delete on temporary insns
1264 that won't be emitted into the insn stream.
1265 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1266 and run df_process_deferred_rescans () before run_fast_dce.
1268 PR tree-optimization/33017
1269 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1270 recurse for pure or const function calls.
1272 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1274 * c-format.c: Include alloc-pool.h.
1275 (check_format_info_main): New argument fwt_alloc. Use allocation
1276 pool instead of GC. Remove GC deallocation code.
1277 (check_format_arg): Create allocation pool, pass it to
1278 check_format_info_main and free it afterwards.
1279 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1281 2007-09-05 Ben Elliston <bje@au.ibm.com>
1283 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1284 Rename count macro arugment for clarity.
1285 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1286 (__protected_stream_set): Likewise, pass 0.
1288 2007-09-04 Jan Hubicka <jh@suse.cz>
1290 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1292 2007-09-04 Jan Hubicka <jh@suse.cz>
1294 * invoke.texi (-finline-small-functions): Document.
1295 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1296 when deciding what is inlinable.
1297 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1298 (cgraph_decide_inlining_of_small_function): Handle new flags.
1299 (cgraph_decide_inlining_incrementally): Likewise.
1300 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1301 * common.opt (finline-small-functions): New.
1302 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1304 2007-09-04 Richard Guenther <rguenther@suse.de>
1306 * tree-ssa-operands.c (add_virtual_operand): Only mark
1307 stores as has_volatile_ops if alias information is not available.
1309 2007-09-04 Andrew Haley <aph@redhat.com>
1311 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1313 2007-09-04 Andrew Haley <aph@redhat.com>
1315 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1316 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1317 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1319 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1322 * common.opt: Mention ABI version 2 in comment.
1324 2007-09-04 Jan Hubicka <jh@suse.cz>
1326 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1327 (libfunc_entry): New structure.
1328 (libfunc_hash): New hashtable.
1329 (hash_libfunc): New function.
1330 (eq_libfunc): New function.
1331 (convert_optab_libfunc): New function.
1332 (optab_libfunc): New function.
1333 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1334 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1335 expand_float, expand_fix, new_optab, new_convert_optab):
1336 Update for new libfunc API.
1337 (init_libfunc, init_integral_libfuncs,
1338 init_floating_libfuncs, init_interclass_conv_libfuncs
1339 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1340 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1341 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1342 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1343 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1344 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1345 gen_extend_conv_libfunc): New.
1346 (init_one_libfunc): Revamp for hashtables.
1347 (set_conv_libfunc): Likewise.
1348 (init_optabs): Initialize hashtable; use lazy initialization where
1350 * optabs.h (optab_handlers): Move out of GGC.
1351 (optab, convert_optab): Move out of GGC; add lazy gen info.
1352 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1353 (optab_libfunc, convert_optab_libfunc): New.
1354 * builtins.c (expand_builtin_powi): Update for new API.
1355 * expr.c (convert_move): Likewise.
1356 * expmed.c (expand_divmod): Likewise.
1358 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1360 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1361 GOT pointer only if there is a constant pool. Use the allocated space
1364 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1366 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1369 2007-09-04 Revital Eres <eres@il.ibm.com>
1370 Richard Guenther <rguenther@suse.de>
1371 R. Clint Whaley <whaley@cs.utsa.edu>
1373 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1375 * tree-tailcall.c (process_assignment): Use -fassociative-math
1376 when reodering operands of floating-point type.
1377 * fold-const.c (fold_comparison, fold_binary): Use
1378 -fassociative-math and -freciprocal-math instead of
1379 -funsafe-math-optimization flag.
1380 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1381 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1382 -freciprocal-math instead of -funsafe-math-optimizations.
1383 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1384 -fassociative-math when -ffast-math is set.
1385 (set_unsafe_math_optimizations_flags): New Function
1386 to set -freciprocal-math and -fassociative-math when
1387 -funsafe-math-optimizations is set.
1388 (common_handle_option): Call it.
1389 * tree-vectorizer.c (vect_is_simple_reduction): Use
1390 -fassociative-math when doing reduction on floats.
1391 * loop-unroll.c (analyze_insn_to_expand_var): Use
1392 -fassociative-math when expanding an accumulator of type float.
1393 * simplify-rtx.c (simplify_binary_operation_1): Use
1394 -fassociative-math and -freciprocal-math when reordeing operands
1395 of floating-point type.
1396 * combine.c (combine_simplify_rtx): Likewise.
1397 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1399 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1401 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1404 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1406 2007-09-04 Jan Hubicka <jh@suse.cz>
1408 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1410 2007-09-04 Jan Hubicka <jh@suse.cz>
1412 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1413 and corresponding MATCH_DUP.
1415 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1418 * combine.c (subst): Do not try to simplify X if it represents load
1419 of FP constant from the constant pool via float extension.
1421 2007-09-04 Ben Elliston <bje@au.ibm.com>
1423 * c-opts.c: Include "tm_p.h".
1424 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1426 2007-09-04 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/33291
1429 * tree-pretty-print.c (dump_generic_node): Dump all
1430 qualifiers for pointer types, not only first. Dump
1431 qualifiers for aggregate types as well.
1432 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1433 use the canonical type for building ARRAY_REFs.
1434 * gimplify.c (canonicalize_addr_expr): Clean up. The
1435 correct validness check is compatibility of the pointer
1436 types. Always use the canonical type for building
1437 ARRAY_REFs and ADDR_EXPRs.
1438 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1439 change that disabled propagation of ADDR_EXPRs into statements
1442 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1444 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1445 (umulsi3_highpart): Make into expanders; existing insns are
1446 now named *[insn]_nov6. Add stars to existing [insn]_v6
1447 counterparts' names.
1449 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1451 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1452 (unprotoize.o): Remove SHLIB_MULTILIB.
1454 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1456 * doc/extend.texi: Document progmem attribute for AVR.
1458 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1461 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1463 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1465 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1468 * optabs.c: Remove unnecessary forward declarations.
1469 (expand_unop_direct): New, broken out of expand_unop.
1470 (expand_doubleword_clz): New.
1471 (expand_ctz): Move above expand_ffs. Use
1472 start_sequence, end_sequence, add_equal_note, and
1473 expand_unop_direct. Add more commentary.
1474 (expand_ffs): Try both ctz optab and expand_ctz.
1475 Generate a test and branch if the hardware doesn't give us
1476 a useful value for input zero. Style improvements similar to
1479 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1481 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1483 * config.gcc: Delete stanza for arm-semi-aof and
1484 armel-semi-aof targets.
1485 * config/arm/arm-protos.h
1487 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1488 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1489 delete aof_pic_label and remove mention of AOF in comments.
1490 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1492 * config/arm/semiaof.h
1493 * config/arm/t-semi: Delete file.
1495 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1497 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1498 CONST_CAST_BB): New macros for type-specific casts.
1499 (CONST_CAST): Add a TYPE parameter and define it in terms of
1502 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1503 * c-lex.c (cb_ident, lex_string): Likewise,
1504 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1505 * config/i386/i386.c (ix86_function_regparm,
1506 ix86_function_sseregparm): Use CONST_CAST_TREE.
1507 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1509 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1510 give_switch, set_multilib_dir): Likewise,
1511 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1512 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1513 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1514 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1515 * prefix.c (update_path): Likewise,
1516 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1517 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1518 * tree-cfg.c (tree_can_merge_blocks_p,
1519 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1520 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1521 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1522 (attribute_list_contained): Use CONST_CAST_TREE.
1524 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1526 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1528 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1531 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1532 before forcing them into a register.
1534 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1536 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1537 rather than define_code_macro.
1539 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1541 * gcc.c (xputenv): New function.
1542 (putenv_from_prefixes): Use xputenv instead of putenv.
1543 (process_command): Use xputenv instead of putenv.
1544 (set_collect_gcc_options): Use xputenv instead of putenv.
1545 (main): Use xputenv instead of putenv.
1547 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1549 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1550 availability of swap instruction.
1551 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1553 2007-09-03 Revital Eres <eres@il.ibm.com>
1555 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1558 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1559 Ayal Zaks <zaks@il.ibm.com>
1560 Revital Eres <eres@il.ibm.com>
1562 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1563 compute_split_row): New functions.
1564 (ps_unschedule_node): Remove.
1565 (normalize_sched_times): Iterate over the already scheduled
1566 insns instead of the number of nodes.
1567 (MAX_SPLIT_NUM): New definition.
1568 (sms_schedule_by_order): Change the scheduling heuristic to
1569 avoid useless increases of initiation interval ii.
1570 (get_sched_window): Add dump printouts.
1572 2007-09-02 David Daney <ddaney@avtrex.com>
1574 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1575 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1576 (optab, insn): Add more attributes.
1577 (fetchop_bit): New code macro.
1578 (immediate_insn): New code macro attribute.
1579 (sync): Change condition to ISA_HAS_SYNC.
1580 (rdhwr): Change predicate for operand 0 to register_operand.
1581 (memory_barrier): New expand.
1582 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1583 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1584 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1585 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1586 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1587 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1588 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1589 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1590 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1592 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1593 Hans-Peter Nilsson <hp@axis.com>
1595 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1596 Defined to describe availability and behavior of CLZ.
1597 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1598 * config/cris/cris.opt: Tweak comment for "-metrax4".
1599 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1600 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1601 (count_leading_zeros): Define.
1603 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1605 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1607 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1610 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1613 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1615 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1616 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1617 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1618 sched-deps.c, sched-int.h, system.h, target.h,
1619 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1620 tree.def: Fix comment typos.
1622 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1624 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1625 (override_options): Turn on -mstrict-align on non-ColdFire
1627 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1629 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1631 * c-common.c (const_strip_array_types): Delete.
1632 * c-common.h (const_strip_array_types): Likewise.
1633 * emit-rtl.c (const_next_insn, const_previous_insn,
1634 const_next_nonnote_insn, const_prev_nonnote_insn,
1635 const_next_real_insn, const_prev_real_insn,
1636 const_next_active_insn, const_prev_active_insn, const_next_label,
1637 const_prev_label): Delete.
1638 * gimple-low.c (block_may_fallthru): Use expr_last.
1639 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1640 * rtl.h (const_previous_insn, const_next_insn,
1641 const_prev_nonnote_insn, const_next_nonnote_insn,
1642 const_prev_real_insn, const_next_real_insn,
1643 const_prev_active_insn, const_next_active_insn, const_prev_label,
1644 const_next_label): Delete.
1645 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1646 * system.h (CONST_CAST): Update comment.
1647 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1648 (const_first_stmt, const_last_stmt): Delete.
1649 (tree_block_ends_with_condjump_p): Use last_stmt.
1650 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1651 * tree-iterator.c (const_expr_first, const_expr_last,
1652 const_expr_only): Delete.
1653 * tree.c (const_lookup_attribute): Likewise.
1654 (attribute_list_contained): Use lookup_attribute.
1655 * tree.h (const_lookup_attribute, const_expr_first,
1656 const_expr_last, const_expr_only): Delete.
1658 2007-09-01 Richard Guenther <rguenther@suse.de>
1660 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1661 instead of TREE_THIS_VOLATILE.
1662 * tree-ssa-operands.c (add_virtual_operand): Do not set
1663 has_volatile_ops. Do not check s_ann for NULL.
1664 (get_indirect_ref_operands): Likewise.
1665 (get_expr_operands): Likewise. For all reference trees
1666 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1667 check base of reference for TREE_THIS_VOLATILE.
1669 2007-09-01 Richard Guenther <rguenther@suse.de>
1671 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1672 between integral types. Also allow conversions between
1675 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1677 * optabs.c (prepare_float_lib_cmp): Use
1678 libgcc_cmp_return_mode instead of word_mode.
1679 * config/dfp-bit.h: Likewise.
1680 * config/fp-bit.h: Likewise.
1681 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1683 (spu_libgcc_shift_count_mode): New function.
1684 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1685 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1687 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1689 * tree-pretty-print.c: Include output.h.
1690 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1691 HOST_WIDE_INT_PRINT_DEC.
1692 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1694 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1696 PR rtl-optimization/33224
1697 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1698 to the analysed region.
1700 2007-08-31 Richard Guenther <rguenther@suse.de>
1702 * function.c (allocate_struct_function): Do not set
1703 current_function_returns_pointer.
1704 * function.h (struct var_refs_queue): Remove.
1705 (struct simple_obstack_stack): Likewise.
1706 (struct function): Remove fixup_var_refs_queue member.
1707 Remove returns_pointer flag.
1708 (current_function_returns_pointer): Remove define.
1710 2007-08-31 Nick Clifton <nickc@redhat.com>
1712 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1713 secondary keys in order to obtain a stable sort.
1715 2007-08-31 Nick Clifton <nickc@redhat.com>
1718 * config/m32r/constraints.md: Add W constraint for integer zero.
1719 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1720 Fix length calculation by using alternatives.
1722 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1724 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1725 split out from expand_binop.
1726 (avoid_expensive_constant): New function.
1727 (expand_binop_directly): Remove commutative_op argument and
1728 (expand_binop_directly): Remove commutative_op argument and
1729 call cummutative_optab_p instead. Do not change op0 or op1
1730 when swapping xop0 and xop1. Apply avoid_expensive_constant
1731 to each argument after potential swapping. Enforce the
1732 canonical order of commutative operands.
1733 (expand_binop): Use shift_optab_p and commutative_optab_p.
1734 Update the calls to expand_binop_directly. Only force constants
1735 into registers when widening an operation. Only swap operands
1736 once a direct expansion has been rejected.
1737 (expand_twoval_binop): Only force constants into registers when
1738 using a direct expansion.
1740 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1742 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1743 (sched_analyze_insn): Don't postprocess speculative dependencies when
1744 target has no scheduling.
1745 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1746 'uninitialized' warning.
1748 2007-08-31 Richard Guenther <rguenther@suse.de>
1750 * tree.c (build_complex_type): Always set TYPE_NAME for
1753 2007-08-31 Olivier Hainque <hainque@adacore.com>
1755 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1756 internal macro. Default alignment factor for csect directives, chosen
1757 to match what BIGGEST_ALIGNMENT allows.
1758 (DATA_SECTION_ASM_OP): Use it.
1759 * config/rs6000/rs6000.c
1760 (rs6000_xcoff_output_readonly_section_asm_op):
1761 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1762 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1764 2007-08-31 Olivier Hainque <hainque@adacore.com>
1766 * dbxout.c (dbxout_block): Move declaration within the first
1767 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1768 block to include the definition, together with the associated
1771 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1772 Revital Eres <eres@il.ibm.com>
1774 * doc/invoke.texi (-mpaired): Document flag.
1775 * config.gcc: Include paired.h in powerpc extra_headers and
1776 750cl.h in powerpc-*-linux*paired*.
1777 * config/rs6000/rs6000.opt (-mpaired): New flag.
1778 * config/rs6000/rs6000.c (paired_init_builtins,
1779 paired_expand_builtin, paired_expand_lv_builtin,
1780 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1781 New functions to support the paired single builtin functions.
1782 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1783 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1785 (bdesc_paired_preds): New structure for paired predicate
1787 (rs6000_expand_builtin): Expand paired single builtins.
1788 (rs6000_init_builtins): Init paired single builtins.
1789 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1790 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1791 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1792 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1793 (rs6000_vector_mode_supported_p): Support paired vector mode.
1794 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1795 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1797 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1798 (DATA_ALIGNMENT): Likewise.
1799 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1800 (rs6000_builtins): Add PAIRED builtins.
1801 * config/rs6000/rs6000.md: Include paired.md.
1802 * config/rs6000/paired.h: New.
1803 * config/rs6000/paired.md: New.
1804 * config/rs6000/750cl.h: New.
1805 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1807 2007-08-30 Ollie Wild <aaw@google.com>
1809 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1810 * gcc.c (default_compilers): Add -fno-directives-only to
1811 @assembler-with-cpp.
1813 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1817 * regclass.c (initial_fixed_regs): Revert previous change and make
1819 (initial_call_used_regs): Likewise.
1820 (initial_call_really_used_regs): Delete, reverting previous addition.
1821 (initial_reg_names): Likewise.
1822 (init_reg_sets): Revert previous change.
1823 (saved_fixed_regs): New.
1824 (saved_call_used_regs): New.
1825 (saved_call_really_used_regs): New.
1826 (saved_reg_names): New.
1827 (save_register_info): New.
1828 (restore_register_info): New.
1829 (init_reg_sets_1): Replace reset of register info with call to
1830 restore_register_info.
1831 * rtl.h (save_register_info): Declare.
1832 * toplev.c (backend_init): Call save_register_info.
1834 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1836 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1837 from the original statement.
1839 2007-08-30 Chao-ying Fu <fu@mips.com>
1841 * c-lex.c (interpret_fixed): Declare.
1842 (interpret_float): Process _Fract and _Accum.
1843 (interpret_fixed): New function.
1844 * final.c (output_addr_const): Process CONST_FIXED.
1845 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1846 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1848 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1850 (simplify_immed_subreg): Support CONST_FIXED.
1851 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1852 (simplify_subreg): Support CONST_FIXED.
1854 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1856 * config/rs6000/ppu_intrinsics.h: New file.
1857 * config.gcc (powerpc*-*-* <extra_headers>): Install
1860 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1862 * cfg.c (dump_flow_info): Change to also print entry and exit
1864 * print-rtl.c (print_rtl_single): Allow to print rtl with
1867 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1869 * df-core.h (df_dump_region): New function.
1870 * df.h (df_dump_region): New function.
1871 * loop-invariant.c (find_defs): Add call to df_dump_region.
1872 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1875 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1878 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1879 true if any of the compare_section_name calls returned true,
1880 rather than if any returned false.
1882 2007-08-30 Richard Guenther <rguenther@suse.de>
1884 PR tree-optimization/33199
1885 * tree-ssa-structalias.c (handle_lhs_call): New function.
1886 (find_func_aliases): In non-IPA mode make sure that for
1887 calls that return a pointer we add a constraint for the
1888 result to point to anything.
1890 2007-08-30 Richard Guenther <rguenther@suse.de>
1892 * doc/invoke.texi (-mveclibabi): Document new target option.
1893 * config/i386/i386.opt (-mveclibabi): New target option.
1894 * config/i386/i386.c (ix86_veclib_handler): Handler for
1895 vectorization library support.
1896 (override_options): Handle the -mveclibabi option, initialize
1897 the vectorization library handler.
1898 (ix86_builtin_vectorized_function): As fallback call the
1899 vectorization library handler, if set.
1900 (ix86_veclibabi_acml): New static function for ACML ABI style
1901 vectorization support.
1903 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1905 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1906 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1907 SImode and update m. Don't run gen_lowpart_common on arbitrary
1908 memory address, force it to register first.
1911 * dce.c (dce_process_block): Don't delete setters of
1912 artificially used registers.
1914 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1916 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1917 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1918 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1920 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1922 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1924 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1925 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1927 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1929 * system.h: Activate -Wcast-qual as warning-only.
1931 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1934 * config/rs6000/rs6000.c (compare_section_name): New function.
1935 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1938 2007-08-29 Olivier Hainque <hainque@adacore.com>
1940 * xcoffout.c: #include debug.h.
1941 * Makefile.in (xcoffout.o): Add debug.h dependency.
1943 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1945 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1946 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1948 2007-08-29 Richard Guenther <rguenther@suse.de>
1950 * tree-pretty-print.c (dump_generic_node): Print
1951 label DECL_UID as D.%u.
1952 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1954 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1956 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1957 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1959 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1962 * tree.c (build_type_attribute_qual_variant): Set canonical types
1963 on the final, unqualified attribute variant before building the
1966 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1968 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1969 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1971 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1974 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1975 * config/bfin/bfin.md (composev2hi): Put operands into vector
1978 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1980 * config/bfin/bfin.md (composev2hi): Put operands into vector
1983 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1985 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1986 attribute when appropriate.
1987 (bfin_handle_l1_text_attribute): New.
1988 (bfin_handle_l1_data_attribute): New.
1989 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1990 l1_data_A and l1_data_B.
1991 * doc/extend.texi (node Function Attributes): Document l1_text
1993 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1994 l1_data_A and l1_data_B variable attributes.
1996 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1998 * config/bfin/bfin.opt (minline-plt): Add.
1999 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2000 call to global functions.
2001 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2002 (Blackfin Options): Document -minline-plt.
2004 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2006 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2007 given a non-function.
2008 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2010 2007-08-28 DJ Delorie <dj@redhat.com>
2012 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2014 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2016 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2018 2007-08-28 Richard Guenther <rguenther@suse.de>
2020 * tree.h (struct tree_function_decl): Increase size of
2021 function_code bitfield.
2023 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2024 Kazu Hirata <kazu@codesourcery.com>
2026 * gcc/config/m68k/linux.h
2027 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2028 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2029 (m68k_return_in_memory): New.
2030 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2033 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2036 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2037 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2038 operand) when top VEC_SELECT extracts scalar element.
2039 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2040 (*vec_extract_v4sf_mem): Ditto.
2042 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2045 * passes.c (init_optimization_passes): Move pass_df_finish
2046 after pass_postreload sublist.
2048 PR rtl-optimization/33148
2049 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2050 (neg (lt X 0)) if X has scalar int mode.
2053 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2054 initializer, use build_vector_from_ctor if possible to create
2055 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2056 even after this, return NULL.
2058 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2060 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2062 2007-08-28 Richard Guenther <rguenther@suse.de>
2064 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2065 (struct tree_function_decl): Make function_code a bitfield.
2066 Add disregard_inline_limits flag.
2067 * cgraphunit.c (cgraph_process_new_functions): Check
2068 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2069 (cgraph_preserve_function_body_p): Likewise.
2070 * ipa-inline.c (compute_inline_parameters): Likewise.
2071 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2072 for GNU C extern inline functions.
2073 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2074 * tree-inline.c (disregard_inline_limits_p): Remove.
2075 * tree-inline.h (disregard_inline_limits_p): Likewise.
2076 * c-common.c (handle_always_inline_attribute): Set
2077 DECL_DISREGARD_INLINE_LIMITS.
2078 * langhooks.c (add_builtin_function): Verify the function code
2079 fits in the bitfield.
2081 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2082 Vladimir Yanovsky <yanov@il.ibm.com>
2083 Revital Eres <eres@il.ibm.com>
2084 Andrey Belevantsev <abel@ispras.ru>
2086 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2088 * modulo-sched.c: Add documentation regarding do-loop.
2089 (doloop_register_get): Change number of arguments to support
2090 the new do-loop pattern and check whether COUNT_REG has no other
2091 occurences in the loop besides in the control part.
2092 (duplicate_insns_of_cycles): Do not duplicate the insn which
2093 changes count_reg as it is already adjusted.
2094 (generate_prolog_epilog): New argument to support the new
2095 do-loop pattern. Change the subtract instruction to use
2096 expand_simple_binop. Call duplicate_insns_of_cycles with new
2098 (sms_schedule): Call doloop_register_get and
2099 generate_prolog_epilog with new argument. Do not handle loops
2100 with single sets insns with subreg in their lhs.
2101 * loop-doloop.c (doloop_optimize): Support for another do-loop
2103 (doloop_condition_get): Gets an instruction instead of a pattern
2104 and change the return condition when the do-loop pattern is
2106 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2107 deps when considering to not create edges.
2109 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2111 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2114 2007-08-27 Jason Merrill <jason@redhat.com>
2117 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2118 zero-sized types after calling gimplify_modify_expr_rhs.
2120 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2122 * regclass.c (init_reg_autoinc): Fix typo.
2124 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2126 Fix PR tree-optimization/33173
2127 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2129 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2133 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2136 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2137 David Ung <davidu@mips.com>
2138 Nigel Stephens <nigel@mips.com>
2140 Separate target-specific initialization from general
2141 back-end initialization.
2143 * toplev.c (init_alignments): New, split out from...
2144 (process_options): ...here.
2145 (backend_init_target): New, split out from...
2146 (backend_init): ...here.
2147 (lang_dependent_init_target): New, split out from...
2148 (lang_dependent_init): ...here.
2149 (target_reinit): New.
2150 * toplev.h (target_reinit): Declare.
2151 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2152 now can be called more than once. Update comments.
2153 * expr.h (init_expr_target): Likewise.
2154 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2155 now can be called more than once. Explicitly zero
2156 static_reg_base_value.
2157 * emit-rtl.c (init_emit_regs): New, split out from...
2158 (init_emit_once): Here.
2159 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2160 non-const, so that changes from command-line arguments can overwrite
2161 values provided by the static initializers.
2162 (initial_call_really_used_regs): New, used similarly to the above.
2163 (initial_reg_names): Likewise.
2164 (last_mode_for_init_move_cost): Promoted function-local static to
2165 file-scope static to make it accessible outside init_move_cost.
2166 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2167 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2168 reg_names since it is needed for parsing command-line options.
2169 (init_move_cost): Use last_mode_for_init_move_cost instead of
2170 function-local static.
2171 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2172 call_really_used_regs now. Reinitialize reg_names. Also
2173 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2174 reg_class_superunion. Clear losing_caller_save_reg_set.
2175 Preserve global registers if called more than once. Reset
2176 move cost, may_move_in_cost, may_move_out_cost, and
2177 last_mode_for_init_move_cost.
2178 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2179 can now be invoked more than once. Update comments.
2180 (init_regs): Update comments.
2181 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2182 and initial_call_really_used_regs, instead of the non-initial
2183 variables. This allows us to save the command-line register settings
2184 after target reinitialization.
2185 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2186 * rtl.h (init_emit_regs): Declare.
2187 (init_reg_modes_target, init_alias_target): Renamed as described
2189 * reload1.c (init_reload): Update comments.
2190 * optabs.c (init_optabs): Likewise.
2191 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2193 2007-08-26 Chao-ying Fu <fu@mips.com>
2195 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2198 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2200 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2202 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2204 * bb-reorder.c (copy_bb_p): Likewise.
2205 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2206 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2207 block_ends_with_condjump_p): Likewise.
2208 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2209 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2210 block_ends_with_condjump_p): Likewise.
2211 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2212 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2213 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2214 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2215 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2216 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2217 debug_true_const_tree instad of debug_true_tree.
2218 * debug.c (do_nothing_debug_hooks): Likewise.
2219 * debug.h (ignore_block, debug_true_const_tree): Constify.
2220 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2221 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2222 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2223 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2224 dbx_reg_number, is_based_loc, field_type,
2225 simple_type_align_in_bits, simple_decl_align_in_bits,
2226 simple_type_size_in_bits, field_byte_offset, insert_float,
2227 type_tag, member_declared_type, is_redundant_typedef,
2228 secname_for_decl, is_inlined_entry_point): Likewise.
2229 * emit-rtl.c (const_next_insn, const_previous_insn,
2230 const_next_nonnote_insn, const_prev_nonnote_insn,
2231 const_next_real_insn, const_prev_real_insn,
2232 const_next_active_insn, const_prev_active_insn, const_next_label,
2233 const_prev_label): Likewise.
2234 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2236 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2237 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2238 sched_insn_is_legitimate_for_speculation_p): Likewise.
2239 * jump.c (reversed_comparison_code_parts,
2240 reversed_comparison_code, reversed_comparison, condjump_label):
2242 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2243 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2245 * rtl.h (const_previous_insn, const_next_insn,
2246 const_prev_nonnote_insn, const_next_nonnote_insn,
2247 const_prev_real_insn, const_next_real_insn,
2248 const_prev_active_insn, const_next_active_insn, const_prev_label,
2249 const_next_label, modified_between_p, modified_in_p,
2250 const_note_storeskeep_with_call_p, condjump_label,
2251 reversed_comparison, reversed_comparison_code,
2252 reversed_comparison_code_parts, memory_modified_in_insn_p,
2253 stack_regs_mentioned): Likewise.
2254 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2255 keep_with_call_p): Likewise.
2256 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2257 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2258 sd_lists_size, sd_lists_empty_p): Likewise.
2259 * sched-int.h (sched_insns_conditions_mutex_p,
2260 haifa_classify_insn, no_real_insns_p,
2261 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2262 sd_lists_size, sd_lists_empty_p): Likewise.
2263 * sdbout.c (sdb_debug_hooks): Likewise.
2264 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2265 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2266 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2268 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2269 tree_can_throw_internal): Likewise.
2270 * tree-flow-inline.h (phi_nodes): Likewise.
2271 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2272 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2273 * tree-gimple.c (const_get_call_expr_in): Likewise.
2274 * tree-gimple.h (const_get_call_expr_in): Likewise.
2275 * tree.c (const_lookup_attribute, attribute_list_equal,
2276 attribute_list_contained): Likewise.
2277 * tree.h (attribute_list_equal, attribute_list_contained,
2278 const_lookup_attribute): Likewise.
2279 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2281 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2283 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2284 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2286 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2289 * config/alpha/constraints.md: Delete "svn:mime-type" property
2290 with svn propdel "svn:mime-type".
2292 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2295 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2296 non NOTE insn doesn't cross basic block.
2297 (noce_try_abs): Likewise.
2298 (noce_process_if_block): Likewise.
2300 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2303 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2304 operand without auto-inc-dec.
2305 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2306 offsettable_mem_operand.
2307 (floatunssidf2_internal): Same.
2308 (fix_truncdfsi2_internal): Same.
2309 (floatsidf_ppc64): Same.
2310 (floatunssidf_ppc64): Same.
2311 (fix_trunctfsi2_internal): Same.
2313 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2316 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2317 pass defines needed for version.c.
2319 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2321 * configure.ac (--debug-prefix-map check): Change assembler
2322 version presumed to have feature to 2.18.
2323 * configure: Regenerate.
2325 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * c-common.c (vector_types_convertible_p,
2328 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2329 self_promoting_args_p): Constify.
2330 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2331 c_promoting_integer_type_p, self_promoting_args_p,
2332 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2333 * c-decl.c (anon_aggr_type_p): Likewise.
2334 * * c-dump.c (dump_stmt): Likewise.
2335 * c-objc-common.c (has_c_linkage): Likewise.
2336 * c-tree.h (same_translation_unit_p): Likewise.
2337 * c-typeck.c (null_pointer_constant_p,
2338 tagged_types_tu_compatible_p, function_types_compatible_p,
2339 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2340 comptypes_internal, struct tagged_tu_seen_cache,
2341 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2342 c_size_in_bytes): Likewise.
2343 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2344 hash_ptr, eq_ptr): Likewise.
2345 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2346 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2347 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2348 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2350 * optabs.c (optab_for_tree_code): Likewise.
2351 * optabs.h (optab_for_tree_code): Likewise.
2352 * rtl.h (simplify_rtx): Likewise.
2353 * simplify-rtx.c (simplify_rtx): Likewise.
2354 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2355 dump_flag, dump_node): Likewise.
2356 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2357 queue_and_dump_type, dump_flag): Likewise.
2358 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2359 * tree-pass.h (dump_node): Likewise.
2360 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2361 supportable_narrowing_operation): Likewise.
2362 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2363 supportable_narrowing_operation): Likewise.
2364 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2365 is_negative_overflow_infinity, is_positive_overflow_infinity,
2366 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2367 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2368 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2369 ssa_name_nonzero_p, fp_predicate): Likewise.
2370 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2371 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2372 ssa_name_nonnegative_p): Likewise.
2374 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2376 * config.gcc : Add x86_64-elf target.
2378 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2380 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2382 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2383 Nigel Stephens <nigel@mips.com>
2387 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2388 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2389 * expr.c (SET_BY_PIECES_P): Define.
2390 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2391 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2392 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2394 * expr.h (SET_RATIO): Define.
2395 (can_store_by_pieces, store_by_pieces): Update prototypes.
2396 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2397 can_store_by_pieces/store_by_pieces.
2398 (expand_builtin_memcpy_args): Likewise.
2399 (expand_builtin_strncpy): Likewise.
2400 (expand_builtin_memset_args): Likewise. Also remove special case
2401 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2402 decide what to do instead.
2403 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2404 to can_store_by_pieces.
2406 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2407 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2409 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2410 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2411 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2412 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2413 (STORE_BY_PIECES_P): Define.
2415 2007-08-24 Tom Tromey <tromey@redhat.com>
2417 * varpool.c (varpool_last_needed_node): Fix comment typo.
2418 * c-decl.c (duplicate_decls): Fix comment typo.
2419 (clone_underlying_type): Update comment.
2421 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2423 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2424 alpha_in_small_data_p, alpha_split_complex_arg,
2425 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2427 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2428 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2430 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2431 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2432 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2433 * config/darwin.c (darwin_binds_local_p): Likewise.
2434 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2436 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2437 i386_pe_valid_dllimport_attribute_p): Likewise.
2438 * config/i386/i386.c (ix86_function_regparm,
2439 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2440 x86_can_output_mi_thunk, ix86_mangle_type,
2441 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2442 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2443 i386_pe_binds_local_p): Likewise.
2444 * config/ia64/ia64.c
2445 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2446 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2447 ia64_invalid_conversion, ia64_invalid_unary_op,
2448 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2450 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2451 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2452 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2453 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2454 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2455 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2456 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2457 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2458 * config/pa/pa.c (pa_commutative_p): Likewise.
2459 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2461 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2462 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2463 rs6000_use_blocks_for_constant_p,
2464 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2465 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2466 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2467 * config/s390/s390.c (s390_mangle_type,
2468 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2470 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2471 th_in_small_data_p): Likewise.
2472 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2473 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2475 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2476 sparc_mangle_type): Likewise.
2477 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2478 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2479 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2481 * hooks.c (hook_bool_mode_const_rtx_false,
2482 hook_bool_mode_const_rtx_true,
2483 hook_bool_const_tree_hwi_hwi_const_tree_false,
2484 hook_bool_const_tree_hwi_hwi_const_tree_true,
2485 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2486 hook_constcharptr_const_tree_null,
2487 hook_constcharptr_const_rtx_null,
2488 hook_constcharptr_const_tree_const_tree_null,
2489 hook_constcharptr_int_const_tree_null,
2490 hook_constcharptr_int_const_tree_const_tree_null): New.
2491 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2492 hook_bool_tree_hwi_hwi_tree_false,
2493 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2494 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2495 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2496 hook_constcharptr_int_tree_null,
2497 hook_constcharptr_int_tree_tree_null): Delete.
2498 (default_can_output_mi_thunk_no_vcall): Constify.
2499 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2500 hook_bool_tree_hwi_hwi_tree_false,
2501 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2502 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2503 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2504 hook_constcharptr_int_tree_null,
2505 hook_constcharptr_int_tree_tree_null): Delete.
2506 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2507 hook_bool_const_tree_hwi_hwi_const_tree_false,
2508 hook_bool_const_tree_hwi_hwi_const_tree_true,
2509 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2510 hook_constcharptr_const_tree_null,
2511 hook_constcharptr_const_rtx_null,
2512 hook_constcharptr_const_tree_const_tree_null,
2513 hook_constcharptr_int_const_tree_null,
2514 hook_constcharptr_int_const_tree_const_tree_null): New.
2515 (default_can_output_mi_thunk_no_vcall): Constify.
2516 * integrate.c (function_attribute_inlinable_p): Likewise.
2517 * integrate.h (function_attribute_inlinable_p): Likewise.
2518 * jump.c (rtx_renumbered_equal_p): Likewise.
2519 * output.h (decl_readonly_section, categorize_decl_for_section,
2520 default_use_anchors_for_symbol_p, default_binds_local_p,
2521 default_binds_local_p_1): Likewise.
2522 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2524 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2525 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2526 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2527 TARGET_COMP_TYPE_ATTRIBUTES,
2528 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2529 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2530 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2531 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2532 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2533 * target.h (can_output_mi_thunk, needs_block_p,
2534 first_cycle_multipass_dfa_lookahead_guard_spec,
2535 vector_alignment_reachable, comp_type_attributes,
2536 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2537 commutative_p, use_blocks_for_constant_p,
2538 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2539 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2540 invalid_within_doloop, valid_dllimport_attribute_p,
2541 split_complex_arg, invalid_arg_for_unprototyped_fn,
2542 invalid_conversion, invalid_unary_op, invalid_binary_op):
2544 * targhooks.c (default_invalid_within_doloop,
2545 hook_invalid_arg_for_unprototyped_fn,
2546 default_builtin_vector_alignment_reachable): Likewise.
2547 (hook_bool_rtx_commutative_p): Delete.
2548 (hook_bool_const_rtx_commutative_p): New.
2549 * targhooks.h (default_invalid_within_doloop,
2550 default_builtin_vector_alignment_reachable,
2551 hook_invalid_arg_for_unprototyped_fn): Constify.
2552 (hook_bool_rtx_commutative_p): Delete.
2553 (hook_bool_const_rtx_commutative_p): New.
2554 * varasm.c (bss_initializer_p, decl_default_tls_model,
2555 categorize_decl_for_section, decl_readonly_section,
2556 default_use_anchors_for_symbol_p, default_binds_local_p,
2557 default_binds_local_p_1): Constify.
2559 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2561 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2562 __NO_BUILTIN if -fno-builtin.
2564 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2566 * config/bfin/bfin.c (print_operand): Report error instead of
2567 ICE for wrong operand.
2569 2007-08-24 Michael Matz <matz@suse.de>
2571 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2573 2007-08-24 Richard Guenther <rguenther@suse.de>
2576 * tree-ssa.c (useless_type_conversion_p): Split into a
2577 recursive and a non-recursive part.
2578 (useless_type_conversion_p_1): New function.
2579 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2580 from maybe_fold_offset_to_reference is trivially convertible
2581 to the desired type before doing the simplification.
2583 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2585 * expr.c (store_expr): Optimize initialization of an array
2587 * expr.h (builtin_strncpy_read_str): New prototype.
2588 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2591 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2594 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2595 field when initializing if_info structure.
2597 2007-08-24 Richard Guenther <rguenther@suse.de>
2599 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2601 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2602 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2603 * tree-inline.c (inlinable_function_p): Fold in common parts of
2604 the cannot_inline_tree_fn langhook.
2605 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2606 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2607 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2608 cannot_inline_tree_fn langhook.
2609 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2610 cannot_inline_tree_fn member.
2612 2007-08-24 Richard Guenther <rguenther@suse.de>
2614 * expr.c (get_inner_reference): Do computation of bitoffset
2615 from offset in a way we can detect overflow reliably.
2617 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2619 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2621 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2623 * config/bfin/bfin.opt (mfast-fp): Add.
2624 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2625 libbffastfp override libgcc if -mfast-fp.
2626 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2627 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2628 (Blackfin Options): Document -mfast-fp.
2630 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2632 PR tree-optimization/32573
2634 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2635 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2636 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2637 (build_classic_dist_vector): Return false rather than true if
2638 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2639 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2640 returned false. Don't call save_dist_v before calling
2641 build_classic_dist_vector_1.
2642 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2643 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2644 DDR_DIR_VECTS vectors.
2646 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2648 * configure.ac (leb128): Modify sed statement to work with any
2649 binutils version string.
2650 * configure: Regenerate
2652 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2654 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2655 Wrap in RTX_CODE macro guard.
2656 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2657 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2658 arm_mark_dllimport, arm_pe_encode_section_info,
2659 arm_pe_unique_section): Use ISO-C function declarations.
2660 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2661 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2662 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2664 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2665 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2667 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2669 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2670 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2671 (register_move_cost): Use ISO-C function declarations.
2672 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2673 * config/score/score-protos.h (score_declare_object): Add
2675 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2677 * final.c (profile_function): Avoid empty if-bodies.
2680 * calls.c (must_pass_in_stack_var_size,
2681 must_pass_in_stack_var_size_or_pad): Constify.
2682 * config/alpha/alpha-protos.h (function_value): Likewise.
2683 * config/alpha/alpha.c (alpha_return_in_memory,
2684 alpha_pass_by_reference, function_value,
2685 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2686 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2688 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2689 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2690 TARGET_PROMOTE_PROTOTYPES): Likewise.
2691 * config/arm/arm-protos.h (arm_return_in_memory,
2692 arm_pad_arg_upward, arm_function_value): Likewise.
2693 * config/arm/arm.c (arm_pass_by_reference,
2694 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2695 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2696 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2698 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2699 * config/avr/avr-protos.h (avr_function_value): Likewise.
2700 * config/avr/avr.c (avr_return_in_memory,
2701 gas_output_limited_string, gas_output_ascii, avr_function_value,
2702 avr_return_in_memory): Likewise.
2703 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2704 * config/bfin/bfin.c (bfin_pass_by_reference,
2705 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2706 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2708 * config/cris/cris.c (cris_pass_by_reference,
2709 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2710 * config/crx/crx.c (crx_return_in_memory): Likewise.
2711 * config/darwin.c (function_base, machopic_function_base_name):
2713 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2714 TARGET_PROMOTE_PROTOTYPES): Likewise.
2715 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2716 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2717 * config/i386/i386-protos.h (ix86_return_in_memory,
2718 ix86_sol10_return_in_memory): Likewise.
2719 * config/i386/i386.c (ix86_function_value,
2720 ix86_function_sseregparm, ix86_must_pass_in_stack,
2721 type_natural_mode, classify_argument, examine_argument,
2722 construct_container, ix86_pass_by_reference, function_value_32,
2723 function_value_64, ix86_function_value_1, return_in_memory_32,
2724 return_in_memory_64, return_in_memory_ms_64,
2725 ix86_return_in_memory, ix86_sol10_return_in_memory,
2726 TARGET_PROMOTE_PROTOTYPES): Likewise.
2727 * config/ia64/ia64-protos.h (ia64_function_value,
2728 ia64_hpux_function_arg_padding): Likewise.
2729 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2730 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2731 ia64_hpux_function_arg_padding): Likewise.
2732 * config/iq2000/iq2000-protos.h (function_arg,
2733 iq2000_function_value): Likewise.
2734 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2735 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2736 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2737 function_arg, iq2000_function_value): Likewise.
2738 * config/m32c/m32c-protos.h (m32c_function_value,
2739 m32c_promote_function_return): Likewise.
2740 * config/m32c/m32c.c (m32c_pass_by_reference,
2741 m32c_promote_prototypes, m32c_promote_function_return,
2742 m32c_function_value): Likewise.
2743 * config/m32r/m32r.c (m32r_return_in_memory,
2744 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2745 m32r_in_small_data_p): Likewise.
2746 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2748 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2749 m68hc11_function_arg_padding): Likewise.
2750 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2751 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2752 m68k_function_value): Likewise.
2753 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2754 mcore_function_value): Likewise.
2755 * config/mcore/mcore.c (handle_structs_in_regs,
2756 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2757 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2758 mcore_num_arg_regs, mcore_function_value): Likewise.
2759 * config/mips/mips-protos.h (mips_pad_arg_upward,
2760 mips_function_value): Likewise.
2761 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2762 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2763 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2764 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2765 mips_function_value): Likewise.
2766 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2768 * config/mmix/mmix.c (mmix_pass_by_reference,
2769 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2770 mmix_encode_section_info): Likewise.
2771 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2773 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2774 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2775 mn10300_function_value): Likewise.
2776 * config/mt/mt-protos.h (mt_function_value): Likewise.
2777 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2778 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2779 * config/pa/pa-protos.h (function_arg_padding, function_value,
2780 pa_return_in_memory): Likewise.
2781 * config/pa/pa.c (pa_pass_by_reference,
2782 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2783 function_arg_padding, function_value, pa_return_in_memory):
2785 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2786 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2787 function_arg_padding): Likewise.
2788 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2789 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2790 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2791 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2792 function_arg_padding, altivec_expand_dst_builtin,
2793 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2794 altivec_init_builtins, rs6000_common_init_builtins,
2795 rs6000_function_value): Likewise.
2796 * s390/s390-protos.h (s390_function_value): Likewise.
2797 * config/s390/s390.c (s390_function_arg_size,
2798 s390_pass_by_reference, s390_return_in_memory,
2799 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2800 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2801 * config/score/score-protos.h (score_function_value): Likewise.
2802 * config/score/score.c (score_arg_partial_bytes,
2803 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2804 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2805 score_pass_by_reference, score_add_offset, score_function_value):
2807 * config/sh/sh-protos.h (sh_attr_renesas_p,
2808 sh_promote_prototypes): Likewise.
2809 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2810 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2811 sh_attr_renesas_p): Likewise.
2812 * config/sparc/sparc-protos.h (function_value,
2813 function_arg_padding): Likewise.
2814 * config/sparc/sparc.c (sparc_promote_prototypes,
2815 sparc_return_in_memory, sparc_pass_by_reference,
2816 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2817 function_arg_record_value_2, function_arg_record_value_1,
2818 function_arg_record_value, function_arg_record_value,
2819 function_arg_padding, function_value): Likewise.
2820 * config/spu/spu-protos.h (spu_function_value): Likewise.
2821 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2822 spu_function_value): Likewise.
2823 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2825 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2826 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2827 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2829 * config/v850/v850.c (v850_return_in_memory,
2830 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2831 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2832 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2833 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2834 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2836 * explow.c (promote_mode, hard_function_value): Likewise.
2837 * expr.h (hard_function_value, promote_mode): Likewise.
2838 * function.c (aggregate_value_p): Likewise.
2839 * hooks.c (hook_bool_const_tree_true): New.
2840 * hooks.h (hook_bool_const_tree_true): New.
2841 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2842 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2843 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2844 TARGET_RETURN_IN_MSB): Likewise.
2845 * target.h (promote_function_args, promote_function_return,
2846 promote_prototypes, return_in_memory, return_in_msb,
2847 pass_by_reference, must_pass_in_stack, callee_copies,
2848 function_value): Likewise.
2849 * targhooks.c (default_return_in_memory,
2850 hook_pass_by_reference_must_pass_in_stack,
2851 hook_callee_copies_named,
2852 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2853 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2854 default_function_value): Likewise.
2855 * targhooks.h (default_return_in_memory,
2856 hook_pass_by_reference_must_pass_in_stack,
2857 hook_callee_copies_named,
2858 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2859 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2860 default_function_value): Likewise.
2861 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2862 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2863 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2864 * tree.c (needs_to_live_in_memory): Likewise.
2865 * tree.h (struct tree_type, needs_to_live_in_memory,
2866 aggregate_value_p, must_pass_in_stack_var_size,
2867 must_pass_in_stack_var_size_or_pad): Likewise.
2868 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2869 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2870 lookup_filename): Likewise.
2872 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2876 fake fcomi i387 instruction for !TARGET_CMOVE.
2877 (ix86_expand_branch): Expand natural sequence with one jump for
2878 all targets, not only TARGET_CMOVE.
2879 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2880 pattern to implement fake fcomi sequence. Split instruction after
2881 reload to correct compare sequences.
2882 (*cmpfp_xf_cc): Ditto.
2883 (*cmpfp_<mode>_cc): Ditto.
2884 (*cmpfp_u_cc): Ditto.
2885 (*cmpfp_<mode>_cc): Ditto.
2887 2007-08-23 Richard Guenther <rguenther@suse.de>
2889 * tree-pretty-print.c (dump_generic_node): Annotate
2890 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2892 2007-08-23 Richard Guenther <rguenther@suse.de>
2894 * builtins.c (expand_builtin_mathfn): Wrap argument in
2895 save_expr directly instead of re-building the call.
2896 (expand_builtin_mathfn_2): Likewise.
2897 (expand_builtin_mathfn_3): Likewise.
2898 (expand_builtin_interclass_mathfn): Likewise.
2899 (expand_builtin_int_roundingfn): Set arg.
2900 (expand_builtin_int_roundingfn_2): Likewise.
2902 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2904 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2905 *sse_nand<mode>3, *sse_xor<mode>3): New.
2907 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2910 * config/i386/i386.c (print_operand): Handle ';' code. Output
2911 semicolon for TARGET_MACHO.
2912 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2913 emit semicolon after 'lock' prefix.
2914 (sync_double_compare_and_swap<mode>): Ditto.
2915 (*sync_double_compare_and_swapdi_pic): Ditto.
2916 (*sync_compare_and_swap_cc<mode>): Ditto.
2917 (sync_double_compare_and_swap_cc<mode>): Ditto.
2918 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2919 (sync_old_add<mode>): Ditto.
2920 (sync_add<mode>): Ditto.
2921 (sync_sub<mode>): Ditto.
2922 (sync_ior<mode>): Ditto.
2923 (sync_and<mode>): Ditto.
2924 (sync_xor<mode>): Ditto.
2926 2007-08-22 Chao-ying Fu <fu@mips.com>
2928 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2930 (copy_rtx): Handle CONST_FIXED.
2931 (rtx_equal_p): Likewise.
2932 * rtl.h (fixed_value.h): New include.
2933 (rtx_def): Add a new field of fixed_value to u.
2934 (XCNMPFV): Define for accessing fixed_value.
2935 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2937 * rtl.def (CONST_FIXED): New constant.
2938 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2939 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2940 US_ASHIFT): New codes.
2941 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2942 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2943 unsigned_fract_convert, unsigned_sat_fract): Document them.
2944 * varasm.c (assemble_integer): Extend to support fixed-point constants
2945 by using different machine classes.
2946 (decode_addr_const): Handle FIXED_CST.
2947 (const_hash_1): Likewise.
2948 (compare_constant): Likewise.
2949 (copy_constant): Likewise.
2950 (const_rtx_hash_1): Handle CONST_FIXED.
2951 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2952 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2954 (initializer_constant_valid_p): Handle FIXED_CST.
2955 (output_constant): Support FIXED_POINT_TYPE.
2956 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2957 * cse.c (hash_rtx): Support CONST_FIXED.
2958 (exp_equiv_p): Likewise.
2959 (cannon_reg): Likewise.
2960 (fold_rtx): Likewise.
2961 (equiv_constant): Likewise.
2962 (cse_process_notes_1): Likewise.
2963 (count_reg_usage): Likewise.
2964 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2965 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2966 (wrap_constant): Check CONST_FIXED.
2967 (cselib_hash_rtx): Support CONST_FIXED.
2968 (cselib_subst_to_values): Likewise.
2969 * df-scan.c (df_uses_record): Likewise.
2970 * gcse.c (want_to_gcse_p): Likewise.
2971 (oprs_unchanged_p): Likewise.
2972 (oprs_not_set_p): Likewise.
2973 (compute_transp): Likewise.
2974 (extract_mentioned_regs_helper): Likewise.
2975 * genemit.c (gen_exp): Likewise.
2976 * local-alloc.c (equiv_init_varies_p): Likewise.
2977 (contains_replace_regs): Likewise.
2978 (memref_referenced_p): Likewise.
2979 * loop-invariant.c (check_maybe_invariant): Likewise.
2980 (hash_invariant_expr_1): Likewise.
2981 (invariant_expr_equal_p): Likewise.
2982 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2983 * regclass.c (reg_scan_mark_refs): Likewise.
2984 * regrename.c (scan_rtx): Likewise.
2985 * resource.c (mark_referenced_resources): Likewise.
2986 (mark_set_resources): Likewise.
2987 * rtlanal.c (rtx_unstable_p): Likewise.
2988 (rtx_varies_p): Likewise.
2989 (count_occurrences): Likewise.
2990 (reg_mentioned_p): Likewise.
2991 (modified_between_p): Likewise.
2992 (modified_in_p): Likewise.
2993 (volatile_insn_p): Likewise.
2994 (volatile_refs_p): Likewise.
2995 (side_effects_p): Likewise.
2996 (may_trap_p_1): Likewise.
2997 (inequality_comparisons_p): Likewise.
2998 (computed_jump_p_1): Likewise.
2999 (commutative_operand_precedence): Likewise.
3000 * sched-deps.c (sched_analyze_2): Likewise.
3001 * sched-vis.c (print_value): Likewise.
3002 * reload.c (operands_match_p): Likewise.
3003 (subst_reg_equivs): Likewise.
3004 * reload1.c (eliminate_regs_1): Likewise.
3005 (elimination_effects): Likewise.
3006 (scan_paradoxical_subregs): Likewise.
3007 * alias.c (rtx_equal_for_memref_p): Likewise.
3008 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3009 * emit-rtl.c (const_fixed_htab): New hash table.
3010 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3012 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3013 const_fixed_from_fixed_value): New functions.
3014 (verify_rtx_sharing): Handle CONST_FIXED.
3015 (copy_rtx_if_shared_1): Likewise.
3016 (reset_used_flags): Likewise.
3017 (set_used_flags): Likewise.
3018 (copy_insn_1): Likewise.
3019 (init_emit_once): Create const_fixed_htab.
3020 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3022 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3024 PR tree-optimization/32949
3025 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3026 before failing for ivs with non-constant step.
3028 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3030 * doc/md.texi (Iterators): Renamed from Macros. All contents
3031 changed to reflect rename of respectively define_code_macro and
3032 define_mode_macro to define_code_iterator and define_mode_iterator.
3033 (Mode Iterators, Code Iterators): Similar.
3034 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3035 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3036 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3037 (initialize_iterators, find_iterator, check_code_iterator)
3038 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3039 (read_mapping, read_rtx_1): Similar.
3040 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3041 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3042 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3043 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3044 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3045 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3046 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3047 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3048 config/rs6000/sync.md, config/rs6000/rs6000.md,
3049 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3050 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3051 config/vax/vax.md, config/bfin/bfin.md: Similar.
3053 2007-08-22 David Daney <ddaney@avtrex.com>
3055 * doc/install.texi (Testing): Mention testing on a simulator.
3057 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3059 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3061 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3062 and rearrange floating point conversion functions into different
3065 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3067 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3068 dfa_post_advance_cycle): New scheduler hooks.
3069 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3070 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3072 (TARGET_SCHED): Use them.
3073 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3074 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3075 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3077 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3078 function to facilitate debugging.
3079 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3080 (output_insn_has_dfa_reservation_p): New static function to output
3081 insn_has_dfa_reservation_p ().
3082 (write_automata): Use it.
3083 * genattr.c (main): Output declaration for
3084 insn_has_dfa_reservation_p ().
3086 2007-08-22 Christian Bruel <christian.bruel@st.com>
3087 Richard Guenther <rguenther@suse.de>
3089 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3090 * simplify_rtx (simplify_binary_operation_1): Likewise.
3092 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3094 PR rtl-optimization/32557
3095 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3096 of REGNO (mws->mw_reg).
3098 2007-08-22 Richard Guenther <rguenther@suse.de>
3101 * builtins.c (expand_builtin_int_roundingfn): Replace call
3102 argument wrapped with SAVE_EXPR directly.
3103 (expand_builtin_int_roundingfn_2): Likewise.
3105 2007-08-22 Richard Guenther <rguenther@suse.de>
3107 * tree-inline.c (inlinable_function_p): Restore disregarding
3108 inline limits for GNU extern inline functions.
3110 2007-08-22 Richard Guenther <rguenther@suse.de>
3113 * tree.c (host_integerp): Treat sizetype as signed as it is
3116 2007-08-21 Ian Lance Taylor <iant@google.com>
3118 PR tree-optimization/33134
3119 * tree-vrp.c (adjust_range_with_scev): Call
3120 set_value_range_to_value.
3122 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3124 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3127 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3129 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3132 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3134 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3135 cases to set eight bytes at a time.
3136 (expand_block_move): Likewise.
3138 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3141 * dwarf2out.c (gen_decl_die): Don't call
3142 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3144 2007-08-21 Paul Brook <paul@codesourcery.com>
3145 Nathan Sidwell <nathan@codesourcery.com>
3146 Mark Mitchell <mark@codesourcery.com>
3147 Joseph Myers <joseph@codesourcery.com>
3149 * configure.ac: Add --with-pkgversion and --with-bugurl.
3150 * configure: Regenerate.
3151 * doc/install.texi: Document them.
3152 * version.c (version_string): Remove VERSUFFIX.
3153 (VERSUFFIX): Remove.
3154 (pkgversion_string): New.
3155 (bug_report_url): Do not hard-code initializer.
3156 * version.h (pkgversion_string): Declare.
3157 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3159 (version.o): Define PKGVERSION and BUGURL.
3160 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3161 (%.pod): Define BUGURL.
3162 * gcc.c (process_command, main): Use pkgversion_string.
3163 * toplev.c (compile_file, print_version): Likewise.
3164 * protoize.c (main): Likewise.
3165 * gcov.c (print_version): Likewise. Update copyright date.
3166 * gcov-dump.c (print_version): Likewise. Update copyright date.
3167 * mips-tdump.c (main): Likewise. Update copyright date.
3168 * mips-tfile.c (main): Likewise. Update copyright date.
3169 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3170 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3171 shorten description.
3172 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3173 * doc/gccint.texi: Likewise.
3174 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3175 Update copyright date.
3177 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3180 (ix86_expand_strlensi_unroll_1): Ditto.
3181 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3182 (ix86_expand_carry_flag_compare): Update comment.
3184 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3187 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3188 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3190 2007-08-21 Richard Guenther <rguenther@suse.de>
3192 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3194 2007-08-21 Richard Guenther <rguenther@suse.de>
3197 * fold-const.c (fold_binary): Remove index +p PTR folding.
3198 Fix types of POINTER_PLUS_EXPR generated by folding of
3201 2007-08-20 Chao-ying Fu <fu@mips.com>
3203 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3204 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3205 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3206 (c_common_fixed_point_type_for_size): Declare.
3207 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3208 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3209 (c_token_starts_declspecs): Likewise.
3210 (c_parser_declspecs): Likewise.
3211 (c_parser_attributes): Likewise.
3212 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3213 (c_declspecs): Add saturating_p.
3214 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3215 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3216 _Sat. Handle RID_SAT.
3217 Avoid using void, bool, char, int, float, double, _Decimal32,
3218 _Decimal64, _Decimal128, and complex with _Sat.
3219 Handle RID_FRACT and RID_ACCUM.
3220 Make sure _Sat is used with _Fract or _Accum.
3221 (finish_declspecs): Handle cts_fract and cts_accum.
3222 * c-common.c (fixed-value.h): New include.
3223 (constant_expression_warning): Handle FIXED_CST.
3224 (overflow_warning): Likewise.
3225 (warnings_for_convert_and_check): Likewise.
3226 (c_common_fixed_point_type_for_size): New.
3227 (c_common_type_for_mode): Handle fixed-point modes to
3228 return various saturating/non-saturating, signed/unsigned types.
3229 (c_common_signed_or_unsigned_type): Support fixed-point types.
3230 (shorten_compare): Check fixed-point zero.
3231 Handle FIXED_POINT_TYPE.
3232 (c_common_truthvalue_conversion): Handle FIXED_CST.
3233 Handle FIXED_POINT_TYPE.
3234 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3236 (handle_mode_attribute): Handle fixed-point modes. Need to check
3237 if the signness of base type and fixed-point modes are consistent.
3238 (handle_vector_size_attribute): Handle fixed-point modes.
3239 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3240 (warn_for_div_by_zero): Check fixed-point zero.
3241 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3242 a common fixed-point type based on fbit, ibit, sign, and saturation.
3243 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3244 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3245 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3246 (convert_for_assignment): Support FIXED_POINT_TYPE.
3247 (digest_init): Handle FIXED_POINT_TYPE.
3248 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3249 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3250 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3251 GE_EXPR, LT_EXPR, GT_EXPR.
3252 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3253 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3254 * target.h (gcc_target): Add fixed_point_supported_p.
3255 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3256 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3257 (default_fixed_point_supported_p): Define.
3258 * targhooks.h (default_fixed_point_supported_p): Declare.
3259 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3260 * doc/install.texi (Configuration): Add --enable-fixed-point.
3261 * configure.ac (--enable-fixed-point): New to enable fixed-point
3262 arithmetic extension to C. For mips targets, we enable it by default.
3263 * configure, config.in: Regenerate.
3265 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3267 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3269 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3271 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3272 DWARF2_DEBUGGING_INFO.
3273 (cold_text_section_used): Same.
3274 (cold_text_section): Same.
3276 2007-08-20 Richard Guenther <rguenther@suse.de>
3278 * c-typeck.c (convert_for_assignment): Use the type of
3279 the member for the initialization.
3281 2007-08-20 Richard Guenther <rguenther@suse.de>
3283 * c-objc-common.c (c_disregard_inline_limits): Remove.
3284 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3285 * cgraphunit.c (cgraph_process_new_functions): Call
3286 disregard_inline_limits_p.
3287 (cgraph_preserve_function_body_p): Likewise.
3288 * ipa-inline.c (compute_inline_parameters): Likewise.
3289 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3291 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3292 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3293 disregard_inline_limits langhook.
3294 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3296 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3297 disregard_inline_limits langhook.
3298 * tree-inline.c (disregard_inline_limits_p): New function.
3299 * tree-inline.h (disregard_inline_limits_p): Declare.
3301 2007-08-20 Richard Guenther <rguenther@suse.de>
3303 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3304 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3305 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3306 auto_var_in_fn_p langhook.
3307 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3309 * tree.c (auto_var_in_fn_p): ... here.
3310 (find_var_from_fn): Call auto_var_in_fn_p directly.
3311 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3312 auto_var_in_fn_p langhook.
3313 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3314 (copy_body_r): Likewise.
3315 (self_inlining_addr_expr): Likewise.
3316 * tree.h (auto_var_in_fn_p): Declare.
3318 2007-08-20 Richard Guenther <rguenther@suse.de>
3320 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3321 (walk_type_fields): Take lh parameter.
3322 (walk_tree): Rename to ...
3323 (walk_tree_1): ... this. Do not call the walk_subtrees
3324 langhook but the now passed callback. Pass lh on recursion.
3325 (walk_tree_without_duplicates): Rename to ...
3326 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3327 and call walk_tree_1.
3328 * tree.h (walk_tree_lh): New typedef.
3329 (walk_tree_1): Declare.
3330 (walk_tree_without_duplicates_1): Likewise.
3331 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3332 (walk_tree_without_duplicates): New define to
3333 walk_tree_without_duplicates_1 with NULL lh parameter.
3334 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3335 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3337 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3338 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3339 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3342 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3345 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3346 code in front of the compacting of basic blocks.
3347 Move the folding of statements inbetween the cgraph checking
3348 and compacting of basic blocks.
3350 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3351 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3354 * config/alpha/alpha.c (va_list_skip_additions): Check for
3355 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3356 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3357 PLUS_EXPR when checking ap.__base.
3358 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3359 when doing addition on pointer types. Use size_int instead of
3361 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3362 ptr_type in the second operand.
3364 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3367 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3369 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3372 * cfgexpand.c (expand_one_register_var): Mark pointer
3373 DECL_ARTIFICIAL as REG_POINTER also.
3374 * stmt.c (expand_decl): Likewise.
3376 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3383 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3384 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3385 on_worklist argument and avoid adding things to worklist multiple
3387 (add_to_worklist): Ditto.
3388 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3389 single SFT is clobbered.
3390 (set_initial_properties): Ditto.
3391 (compute_call_clobbered): Update for changes to function
3393 (create_overlap_variables_for): Always create SFT for offset 0.
3394 (create_structure_vars): Handle PHI's, since we are in SSA form at
3396 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3397 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3399 (add_vars_for_offset): Figure out aliases from access + points-to.
3400 (add_virtual_operand): Use add_vars-for_offset.
3401 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3402 (add_call_clobber_ops): Remove makes_clobbering_call set.
3403 (get_expr_operands): Always pass through the INDIRECT_REF
3405 * tree-ssa-structalias.c (struct constraint_graph): Remove
3407 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3408 address_taken, pt_used, number_incoming.
3409 (FIRST_ADDR_NODE): Removed.
3410 (merge_graph_nodes): Remove broken code for the moment.
3411 (init_graph): New function.
3412 (build_pred_graph): Remove code to init_graph.
3413 Add location equivalence support.
3414 (struct scc_info): Rename roots to deleted.
3416 (init_scc_info): Ditto
3417 (init_topo_info): Use graph->size.
3418 (compute_topo_order): Ditto.
3419 (do_da_constraint): Removed.
3420 (do_sd_constraint): Remove calls to find().
3421 set_union_with_increment should always get 0 as last arg here.
3422 (do_complex_constraint): Replace do_da_constraint with assert.
3424 (struct equiv_class_label): New.
3425 (pointer_equiv_class_table): Ditto.
3426 (location_equiv_class_table): Ditto.
3427 (equiv_class_label_hash): Ditto.
3428 (equiv_class_label_eq): Ditto
3429 (equiv_class_lookup): Ditto.
3430 (equiv_class_ladd): Ditto.
3431 (pointer_equiv_class): Ditto.
3432 (location_equiv_class): Ditto.
3433 (condense_visit): Rename and rewrite from label_visit to do only
3434 SCC related stuff for HU.
3435 (label_visit): Do HU work for HU.
3436 (perform_var_substitution): Update to do HU and location
3438 (free_var_substitution_info): Update to free HU and location
3439 equivalence structures. */
3440 (find_equivalent_node): Update for pointer but not location
3442 (unite_pointer_equivalences): New function.
3443 (move_complex_constraints): Rewrite to only do moving.
3444 (rewrite_constraints): Split out of move_complex_constraints.
3445 (solve_graph): Use graph->size.
3446 (process_constraint_1): Add from_call argument, use it.
3447 Split *a = &b into two constraints.
3448 (process_constraint): Use new process_constraint_1.
3449 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3450 (get_constraint_for): Handle non-pointer integers properly.
3451 Remove code that used to handle structures.
3452 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3453 with unknown addends.
3454 (handle_rhs_call): New function.
3455 (find_func_aliases): Use handle_rhs_call.
3456 (set_uids_in_ptset): Add an assert.
3457 (set_used_smts): Fix bug in not considering unified vars.
3458 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3459 (compute_points_to_sets): Update for other function changes.
3460 (delete_points_to_sets): Ditto.
3461 (ipa_pta_execute): Ditto.
3462 (pass_ipa_pta): We need to update SSA after ipa_pta.
3464 2007-08-19 Jan Hubicka <jh@suse.cz>
3466 * i386.md: Replace "rim" and "mri" constraints by "g".
3468 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3470 * dwarf2out.c (text_section_used, cold_text_section_used,
3471 cold_text_section, dwarf2out_note_section_used): New.
3472 (dwarf2out_init): Initialize cold_text_section.
3473 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3474 dwarf2out_note_section_used.
3475 (size_of_aranges): Only count entry for text section if it was
3476 used. Count entry for cold text section if it was used.
3477 (output_aranges): Only output entries for text section and cold
3478 text section if they were used.
3480 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3482 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3484 (debug_generic_stmt): Likewise.
3485 (debug_tree_chain): Likewise.
3487 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3489 * tree-data-refs.c (split_constant_offset): Expose.
3490 * tree-data-refs.h (split_constant_offset): Add declaration.
3492 * tree-vectorizer.h (dr_alignment_support): Renamed
3493 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3494 Added a new value dr_explicit_realign.
3495 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3496 dr_offset, dr_step, and dr_aligned_to, along with new access
3497 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3498 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3499 STMT_VINFO_DR_ALIGNED_TO.
3501 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3503 In case of outer-loop vectorization with non-fixed misalignment - use
3504 the dr_explicit_realign scheme instead of the optimized realignment
3506 (new_stmt_vec_info): Initialize new fields.
3508 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3509 'nested_in_vect_loop' case. Change verbosity level.
3510 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3511 Don't fail on zero step in the outer-loop for loads.
3512 (vect_analyze_data_refs): Call split_constant_offset to calculate
3513 base, offset and init relative to the outer-loop.
3515 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3516 BSI function argument with a new function argument - at_loop.
3517 Simplify the condition that determines STEP. Takes additional argument
3518 INV_P. Support outer-loop vectorization (handle the
3519 nested_in_vect_loop case), including zero step in the outer-loop. Call
3520 vect_create_addr_base_for_vector_ref with additional argument.
3521 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3522 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3523 Fixed and simplified calculation of step.
3524 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3525 of bsi, and with additional argument. Call bump_vector_ptr with
3526 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3527 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3528 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3529 when the realignment setup needs to take place inside the loop.
3530 Support the dr_explicit_realign scheme. Allow generating the optimized
3531 realignment scheme for outer-loop vectorization. Added documentation.
3532 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3533 the 'nested_in_vect_loop' case, including loads that are invariant in
3534 the outer-loop and the realignment schemes. Handle the case when the
3535 realignment setup needs to take place inside the loop. Call
3536 vect_setup_realignment with additional arguments. Call
3537 vect_create_data_ref_ptr with additional argument and with loop instead
3538 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3539 (vect_gen_niters_for_prolog_loop): Call
3540 vect_create_addr_base_for_vector_ref with additional arguments.
3541 (vect_create_cond_for_align_checks): Likewise.
3542 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3543 scheme: takes additional argument bump; argument ptr_incr is now
3544 optional; updated documentation.
3545 (vect_init_vector): Takes additional argument (bsi). Use it, if
3546 available, to insert the vector initialization.
3547 (get_initial_def_for_induction): Pass additional argument in call to
3549 (vect_get_vec_def_for_operand): Likewise.
3550 (vect_setup_realignment): Likewise.
3551 (vectorizable_load): Likewise.
3553 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3555 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3556 as argument instead of struct loop.
3557 (nested_in_vect_loop_p): New function.
3558 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3560 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3561 from other phis in the loop.
3562 (destroy_loop_vec_info): Add additional argument to declaration.
3564 * tree-vectorizer.c (supportable_widening_operation): Also check if
3565 nested_in_vect_loop_p (don't allow changing the order in this case).
3566 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3567 of struct loop. Call nested_in_vect_loop_p and don't require
3568 flag_unsafe_math_optimizations if it returns true.
3569 (new_stmt_vec_info): When setting def_type for phis differentiate
3570 loop-header phis from other phis.
3571 (bb_in_loop_p): New function.
3572 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3573 just update their loop_vinfo. Order of BB traversal now matters -
3574 call dfs_enumerate_from with bb_in_loop_p.
3575 (destroy_loop_vec_info): Takes additional argument to control whether
3576 stmt_vinfo of the loop stmts should be destroyed as well.
3577 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3578 reduction stmt to be defines by a non loop-header phi.
3579 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3581 * tree-vect-transform.c (vectorizable_reduction): Call
3582 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3583 (vectorizable_call): Likewise.
3584 (vectorizable_conversion): Likewise.
3585 (vectorizable_operation): Likewise.
3586 (vectorizable_type_promotion): Likewise.
3587 (vectorizable_type_demotion): Likewise.
3588 (vectorizable_store): Likewise.
3589 (vectorizable_live_operation): Likewise.
3590 (vectorizable_reduction): Likewise. Also pass loop_info to
3591 vect_is_simple_reduction instead of loop.
3592 (vect_init_vector): Call nested_in_vect_loop_p.
3593 (get_initial_def_for_reduction): Likewise.
3594 (vect_create_epilog_for_reduction): Likewise.
3595 (vect_init_vector): Check which loop to work with, in case there's an
3597 (get_initial_def_for_inducion): Extend to handle outer-loop
3598 vectorization. Fix indentation.
3599 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3600 In the case vect_induction_def get the vector def from the induction
3601 phi node, instead of calling get_initial_def_for_inducion.
3602 (get_initial_def_for_reduction): Extend to handle outer-loop
3604 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3606 (vect_transform_loop): Change assert to just skip this case. Add a
3608 (vect_finish_stmt_generation): Add a couple asserts.
3610 (vect_estimate_min_profitable_iters): Multiply
3611 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3613 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3614 this is an inner-loop reduction in outer-loop vectorization.
3616 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3617 Same code as what used to be vect_analyze_scalar_cycles, only with
3618 additional argument loop, and loop_info passed to
3619 vect_is_simple_reduction instead of loop.
3620 (vect_analyze_scalar_cycles): Code factored out into
3621 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3622 Updated documentation.
3623 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3624 outer-loop vectorization that are live or not used in the outerloop,
3625 cause this requires special handling.
3626 (vect_enhance_data_refs_alignment): Don't consider versioning for
3628 (vect_analyze_data_refs): Check that there are no datarefs in the
3630 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3631 and vect_used_in_outer_by_reduction cases.
3632 (process_use): Also consider the case of outer-loop stmt defining an
3633 inner-loop stmt and vice versa.
3634 (vect_analyze_loop_1): New function.
3635 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3636 loops. Call vect_analyze_loop_1.
3637 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3638 been vectorized. Call destroy_loop_vec_info with additional argument.
3640 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3641 in the inner-loop when doing outer-loop vectorization. Add
3642 documentation and printout.
3643 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3644 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3646 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3648 * tree-affine.h (print_aff): New prototype.
3649 (debug_aff): Likewise.
3650 * tree-affine.c (print_aff): New function.
3651 (debug_aff): Likewise.
3653 2007-08-18 Paul Brook <paul@codesourcery.com>
3654 Joseph Myers <joseph@codesourcery.com>
3656 * common.opt (-fdebug-prefix-map=): New option.
3657 * opts.c: Include debug.h.
3658 (common_handle_option): Handle -fdebug-prefix-map.
3659 * final.c: Include ggc.h.
3660 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3661 remap_debug_filename): New.
3662 * Makefile.in (final.o, opts.o): Update dependencies.
3663 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3664 * configure.ac: Check for assembler --debug-prefix-map support.
3665 * configure, config.in: Regenerate.
3666 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3667 (ASM_DEBUG_SPEC): Include ASM_MAP.
3668 * doc/install.texi (--with-debug-prefix-map): Document.
3669 * doc/invoke.texi (-fdebug-prefix-map): Document.
3670 * dbxout.c (dbxout_init, dbxout_start_source_file,
3671 dbxout_source_file): Call remap_debug_filename.
3672 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3673 dwarf2out_start_source_file, dwarf2out_finish): Call
3674 remap_debug_filename.
3675 (file_table_relative_p): Do not check d->emitted_number.
3676 * toplev.c (output_file_directive): Call remap_debug_filename.
3677 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3678 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3680 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3682 * loop-invariant.c (find_invariants_to_move): Add missing macro
3685 2007-08-17 Tom Tromey <tromey@redhat.com>
3687 * tree.h (struct tree_label_decl): Removed old "java" fields.
3689 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3690 Nigel Stephens <nigel@mips.com>
3692 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3693 Treat -mno-data-in-code and -mcode-xonly as aliases for
3694 -mcode-readable=no and -mcode-readable=pcrel respectively.
3695 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3696 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3697 (MULTILIB_DIRNAMES): Update accordingly.
3699 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3701 * Makefile.in (version.o): Depend on $(REVISION) only if
3702 REVISION_s is defined.
3704 2007-08-17 Sa Liu <saliu@de.ibm.com>
3705 Ulrich Weigand <uweigand@de.ibm.com>
3708 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3709 use build_qualified_type to retain qualifiers of the base type.
3711 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3713 * config/score/score.md : Update pattern tablejump.
3714 * config/score/score.c : Update score_initialize_trampoline
3716 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3717 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3718 * doc/contrib.texi: Add my entry.
3720 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3722 * Makefile.in (REVISION): New.
3725 (version.o): Also depend on $(REVISION). Add
3726 -DREVISION=$(REVISION_s).
3728 * version.c (version_string): Add REVISION.
3730 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3732 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3733 of GOTO that's relocated to a different block.
3735 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3737 * c-common.c (const_strip_array_types): New.
3738 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3739 (const_strip_array_types): New.
3740 * c-objc-common.c (c_disregard_inline_limits,
3741 c_warn_unused_global_decl): Constify.
3742 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3743 c_vla_type_p, c_incomplete_type_error): Likewise.
3744 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3745 * hooks.c (hook_bool_const_tree_false): New.
3746 * hooks.h (hook_bool_const_tree_false): Likewise.
3747 * langhooks-def.h (lhd_warn_unused_global_decl,
3748 lhd_incomplete_type_error, lhd_expr_size,
3749 lhd_tree_inlining_disregard_inline_limits,
3750 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3751 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3752 * langhooks.c (lhd_warn_unused_global_decl,
3753 lhd_incomplete_type_error,
3754 lhd_tree_inlining_disregard_inline_limits,
3755 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3756 lhd_expr_size): Likewise.
3757 * langhooks.h (lang_hooks_for_tree_inlining,
3758 lang_hooks_for_tree_dump, lang_hooks_for_types,
3759 lang_hooks_for_decls, lang_hooks): Likewise.
3760 * pointer-set.c (pointer_set_t, pointer_set_create,
3761 pointer_set_contains, insert_aux, pointer_set_insert,
3762 pointer_set_traverse, pointer_map_t, pointer_map_create,
3763 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3765 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3766 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3767 pointer_map_traverse): Likewise.
3768 * predict.c (assert_is_empty): Likewise.
3769 * tree-affine.c (free_name_expansion): Likewise.
3770 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3771 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3772 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3774 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3776 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3778 (destroy_loop_vec_info): Add call to VEC_free.
3779 * tree-vectorizer.h (may_alias_ddrs): Define.
3780 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3781 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3782 Change reporting to dump.
3783 (vect_is_duplicate_ddr): New.
3784 (vect_mark_for_runtime_alias_test): New.
3785 (vect_analyze_data_ref_dependences) Add call to
3786 vect_mark_for_runtime_alias_test.
3787 (vect_enhance_data_refs_alignment): Define local variable
3788 vect_versioning_for_alias_required, don't perform
3789 peeling for alignment if versioning for alias is
3791 (vect_enhance_data_refs_alignment): Use
3792 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3793 PARAM_VECT_MAX_VERSION_CHECKS.
3794 * tree-vect-transform.c
3795 (vect_create_cond_for_alias_checks): New.
3796 (vect_transform_loop): Add call to
3797 vect_create_cond_for_alias_checks.
3798 (vect_vfa_segment_size): New.
3799 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3801 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3802 * gcc/doc/invoke.texi
3803 (vect-max-version-for-alignment-checks): Document.
3804 (vect-max-version-for-alias-checks): Document.
3805 (vect-max-version-checks): Remove.
3807 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3810 the same line as the instruction for all asm dialects.
3811 (*rep_movsi): Ditto.
3812 (*rep_movsi_rex64): Ditto.
3813 (*rep_movqi): Ditto.
3814 (*rep_movqi_rex64): Ditto.
3815 (*rep_stosdi_rex64): Ditto.
3816 (*rep_stossi): Ditto.
3817 (*rep_stossi_rex64): Ditto.
3818 (*rep_stosqi): Ditto.
3819 (*rep_stosqi_rex64): Ditto.
3820 (*cmpstrnqi_nz_1): Ditto.
3821 (*cmpstrnqi_nz_rex_1): Ditto.
3822 (*cmpstrnqi_1): Ditto.
3823 (*cmpstrnqi_rex_1): Ditto.
3824 (*strlenqi_1): Ditto.
3825 (*strlenqi_rex_1): Ditto.
3826 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3827 prefix on the same line as the instruction for all asm dialects.
3828 (sync_double_compare_and_swap<mode>): Ditto.
3829 (*sync_double_compare_and_swapdi_pic): Ditto.
3830 (*sync_compare_and_swap_cc<mode>): Ditto.
3831 (sync_double_compare_and_swap_cc<mode>): Ditto.
3832 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3833 (sync_old_add<mode>): Ditto.
3834 (sync_add<mode>): Ditto.
3835 (sync_sub<mode>): Ditto.
3836 (sync_ior<mode>): Ditto.
3837 (sync_and<mode>): Ditto.
3838 (sync_xor<mode>): Ditto.
3840 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3843 * reload.c (find_reloads): Check that the memory returned by
3844 find_reloads_toplev was not the result of forcing a constant
3846 (find_reloads_toplev): Always use simplify_gen_subreg to get
3847 the subreg of a constant. If the result is also a constant,
3848 but not a legitimate one, force it into the constant pool
3849 and reload its address.
3851 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3853 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3856 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3858 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3859 directive for the current vector ABI.
3861 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3864 * caller-save.c (reg_save_code): Set invalide status on restore code.
3866 2007-08-15 Diego Novillo <dnovillo@google.com>
3868 * tree-ssa-alias.c (compute_memory_partitions): Use
3869 alias_bitmap_obstack to allocate bitmaps.
3870 (reset_alias_info): Factor out of init_alias_info.
3871 Mark all name tags not associated to an SSA name for renaming.
3872 (init_alias_info): Call it.
3873 (create_name_tags): Tidy. Add comments.
3874 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3876 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3878 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3879 scheduler dependencies.
3881 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3883 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3885 (*iorsi_1_zext): Likewise.
3886 (*iorsi_1_zext_imm): Likewise.
3887 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3888 with "rm"/"xm" constraint.
3889 (sse2_vmsqrtv2df2): Likewise.
3891 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3894 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3897 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3899 * tree-pass.h (PROP_pta): Removed.
3900 (TODO_rebuild_alias): New.
3901 (pass_may_alias): Removed.
3902 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3903 aliasing if we changed something.
3904 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3906 (pass_may_alias): Removed.
3907 (create_structure_vars): Return TODO_rebuild_alias.
3908 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3909 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3911 (tree_sra_early): We never affect aliasing right now.
3912 * tree-flow.h (compute_may_aliases): New prototype.
3913 * passes.c: Remove pass_may_alias from the passes.
3914 (execute_function_todo): Support TODO_rebuild_alias.
3916 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3918 * i386.c: (legitimize_address): Move dllimported variable check
3919 infront of legitimizing pic address of CONST symbols.
3921 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3923 PR tree-optimization/32941
3924 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3925 (goto_queue_cmp): Remove.
3926 (find_goto_replacement): Change search method.
3927 (maybe_record_in_goto_queue): Add assert.
3928 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3929 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3931 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3933 * alias.c (component_uses_parent_alias_set): Constify.
3934 * alias.h (component_uses_parent_alias_set): Likewise.
3935 * cfgrtl.c (print_rtl_with_bb): Likewise.
3936 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3937 mpz_get_double_int): Likewise.
3938 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3939 mpz_get_double_int): Likewise.
3940 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3941 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3943 * expr.h (safe_from_p): Likewise.
3944 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3946 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3947 zero_sized_type, goa_lhs_expr_p): Likewise.
3948 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3949 * rtl.h (print_rtl_with_bb): Likewise.
3950 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3951 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3952 * tree-flow-inline.h (bb_stmt_list): Constify.
3953 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3955 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3956 const_first_stmt, const_last_stmt): New.
3957 (block_may_fallthru, empty_block_p): Constify.
3958 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3959 EXPR_ONLY_BODY): New.
3960 (expr_first, expr_last, expr_only): Use macro for body.
3961 (const_expr_first, const_expr_last, const_expr_only): New.
3962 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3963 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3964 ctsi_prev, ctsi_stmt): New.
3965 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3966 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3967 * tree-ssa-loop-niter.c (loop_only_exit_p,
3968 derive_constant_upper_bound): Likewise.
3969 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3970 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3971 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3972 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3973 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3974 * tree.c (get_type_static_bounds): Likewise.
3975 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3976 (get_type_static_bounds): Constify.
3978 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3981 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3982 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3983 (*<addsub><mode>3_cc_overflow): New.
3984 (*add<mode>3_cconly_overflow): New.
3985 (*sub<mode>3_cconly_overflow): New.
3986 (*<addsub>si3_zext_cc_overflow): New.
3987 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3988 CCCmode for LTU, GTU, LEU and GEU.
3989 (ix86_comparison_operator): Likewise.
3990 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3991 * config/i386/i386.c (put_condition_code): Support CCCmode.
3992 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3993 or MINUS expressions.
3995 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3998 * c-typeck.c (build_binary_op): Disallow vector float types with
3999 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4001 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4003 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4004 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4005 (dep_def): New typedef.
4006 (init_dep_1, sd_debug_dep): Declare functions.
4007 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4008 (debug_dep_links): Remove.
4009 (struct _deps_list): New field 'n_links'.
4010 (DEPS_LIST_N_LINKS): New macro.
4011 (FOR_EACH_DEP_LINK): Remove.
4012 (create_deps_list, free_deps_list, delete_deps_list): Remove
4014 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4015 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4016 (copy_deps_list_change_con, move_dep_link): Ditto.
4017 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4018 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4020 (INSN_BACK_DEPS): Remove.
4021 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4023 (INSN_DEP_COUNT): Remove.
4024 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4025 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4026 Declare global variables.
4027 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4028 (add_forw_dep, compute_forward_dependences): Remove declarations.
4029 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4030 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4031 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4033 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4035 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4036 (sd_list_types_def): New typedef.
4037 (sd_next_list): Declare function.
4038 (struct _sd_iterator): New type.
4039 (sd_iterator_def): New typedef.
4040 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4042 (FOR_EACH_DEP): New cycle wrapper.
4043 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4045 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4046 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4049 * sched-deps.c (init_dep_1): Make global.
4050 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4052 (dump_dep): New static function.
4053 (dump_dep_flags): New static variable.
4054 (sd_debug_dep): New function.
4055 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4057 (move_dep_link): Use remove_from_deps_list (), instead of
4059 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4060 (dep_link_is_detached_p): New static function.
4061 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4063 (dn_pool, dl_pool): New alloc_pools.
4064 (dn_pool_diff, dl_pool_diff): New static variables.
4065 (create_dep_node, delete_dep_node): New static function.
4066 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4067 (deps_list_empty_p): Make it static. Use 'n_links' field.
4068 (deps_pools_are_empty_p): New static function.
4069 (alloc_deps_list, delete_deps_list): Remove.
4070 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4071 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4072 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4073 (forward_dependency_cache): Remove.
4074 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4075 'back' from the names. Change signature to use dep_t instead of
4077 (add_back_dep): Ditto. Make global.
4078 (check_dep_status): Rename to check_dep ().
4079 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4081 (sd_finish_insn): Ditto.
4082 (sd_find_dep_between_no_cache): New static function.
4083 (sd_find_dep_between): New function.
4084 (ask_dependency_caches, set_dependency_caches): New static functions.
4085 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4086 (add_or_update_dep_1): Separate pieces of functionality into
4087 ask_dependency_caches (), update_dependency_caches (),
4088 change_spec_dep_to_hard (), update_dep ().
4089 (get_back_and_forw_lists): New static function.
4090 (sd_add_dep): Separate setting of dependency caches into
4091 set_dependency_caches ().
4092 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4094 (sd_delete_dep): Ditto.
4095 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4096 (dump_lists): New static function.
4097 (sd_debug_lists): New debug function.
4098 (delete_all_dependences, fixup_sched_groups): Update to use
4099 sd_* infrastructure.
4100 (sched_analyze_2): Create data-speculative dependency only if
4101 data-speculation is enabled.
4102 (sched_analyze_insn): If insn cannot be speculative, make all its
4103 dependencies non-speculative.
4104 (sched_analyze): Use sd_init_insn ().
4105 (add_forw_dep, compute_forward_dependencies): Remove.
4106 (delete_dep_nodes_in_back_deps): New static function.
4107 (sched_free_deps): New function.
4108 (init_dependency_caches): Init alloc_pools.
4109 (extend_depedency_caches): Update after removing of
4110 forward_dependency_cache.
4111 (free_dependency_caches): Ditto. Free alloc_pools.
4112 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4113 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4115 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4116 (add_dependence): Use init_dep ().
4117 (get_dep_weak_1): New static function.
4118 (get_dep_weak): Move logic to get_dep_weak_1 ().
4119 (dump_ds): New static function moved from haifa-sched.c:
4120 debug_spec_status ().
4121 (debug_ds): New debug function.
4122 (check_dep_status): Rename to check_dep (). Update to check whole
4125 * haifa-sched.c (spec_info): Make global.
4126 (added_recovery_block_p): Rename to
4127 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4128 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4129 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4130 to use new interfaces.
4131 (ok_for_early_queue_removal): Ditto.
4132 (schedule_block): Initialize logical uids of insns emitted by the
4134 (sched_init): Initialize new variable.
4135 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4137 (extend_global): Initialize insn data.
4138 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4139 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4141 (add_to_speculative_block): Update to use new interfaces.
4142 (create_recovery_block): Set new variables.
4143 (create_check_block_twin, fix_recovery_deps): Update to use new
4145 (sched_insn_is_legitimate_for_speculation_p): New function.
4146 (speculate_insn): Move checking logic to
4147 sched_insn_is_legitimate_for_speculation_p ().
4148 (sched_remove_insn): Finalize sched-deps information of instruction.
4149 (clear_priorities, add_jump_dependencies): Update to use new
4151 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4153 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4154 to use new interfaces.
4155 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4156 (new_ready): Try to use control speculation only if it is available.
4157 (add_branch_dependences): Update to use new interfaces.
4158 (compute_block_backward_dependences): Rename to
4159 compute_block_dependences (). Call
4160 targetm.sched.dependencies_evaluation_hook ().
4161 (free_block_dependencies): New static function.
4162 (debug_dependencies): Update to use new interfaces.
4163 (schedule_region): Remove separate computation of forward dependencies.
4164 Move call of targetm.sched.dependencies_evaluation_hook () to
4165 compute_block_dependences (). Free dependencies at the end of
4166 scheduling the region.
4168 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4170 (add_deps_for_risky_insns): Ditto.
4171 (schedule_ebb): Remove separate computation of forward dependencies.
4172 Free dependencies at the end of scheduling the ebb.
4174 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4175 (build_intra_loop_deps): Ditto. Remove separate computation of
4176 forward dependencies. Free sched-deps dependencies.
4178 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4179 to use new interfaces.
4180 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4182 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4184 (is_costly_group): Ditto.
4186 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4188 * alias.c (rtx_equal_for_memref_p): Constify.
4189 * basic-block.h (const_edge, const_basic_block): New.
4190 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4191 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4192 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4193 probably_never_executed_bb_p, edge_probability_reliable_p,
4194 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4195 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4197 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4198 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4200 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4201 flow_nodes_print, dfs_enumerate_from): Likewise.
4202 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4203 control_flow_insn_p, count_basic_blocks): Likewise.
4204 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4205 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4206 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4207 average_num_loop_insns, loop_exit_edge_p,
4208 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4209 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4210 average_num_loop_insns, seq_cost): Likewise.
4211 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4212 * dominance.c (dominated_by_p): Likewise.
4213 * emit-rtl.c (validate_subreg): Likewise.
4214 * except.c (can_throw_internal, can_throw_external): Likewise.
4215 * except.h (can_throw_internal, can_throw_external): Likewise.
4216 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4217 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4218 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4219 simple_mem, store_ops_ok, load_kills_store, find_loads,
4220 store_killed_in_insn, store_killed_after, store_killed_before,
4221 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4223 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4224 noce_mem_write_may_trap_or_fault_p): Likewise.
4225 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4227 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4229 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4230 probably_cold_bb_p, probably_never_executed_bb_p,
4231 edge_probability_reliable_p, br_prob_note_reliable_p,
4232 can_predict_insn_p): Likewise.
4233 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4234 * resource.c (return_insn_p): Likewise.
4235 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4237 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4238 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4239 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4240 verify_gimple_modify_stmt): Likewise.
4241 * tree-chrec.c (is_not_constant_evolution,
4242 is_multivariate_chrec_rec, is_multivariate_chrec,
4243 chrec_contains_symbols, chrec_contains_undetermined,
4244 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4245 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4246 eq_evolutions_p, scev_direction): Likewise.
4247 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4248 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4249 chrec_contains_symbols_defined_in_loop,
4250 chrec_contains_undetermined, tree_contains_chrecs,
4251 evolution_function_is_affine_multivariate_p,
4252 evolution_function_is_univariate_p, chrec_zerop,
4253 evolution_function_is_constant_p, evolution_function_is_affine_p,
4254 evolution_function_is_affine_or_constant_p,
4255 tree_does_not_contain_chrecs, chrec_type): Likewise.
4256 * tree-data-ref.c (tree_fold_divides_p,
4257 object_address_invariant_in_loop_p, dr_may_alias_p,
4258 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4259 same_access_functions, constant_access_functions,
4260 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4262 * tree-flow.h (scev_direction): Likewise.
4263 * tree-gimple.c (is_gimple_stmt): Likewise.
4264 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4266 * tree-pretty-print.c (op_prio): Likewise.
4267 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4268 analyzable_condition, backedge_phi_arg_p): Likewise.
4269 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4270 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4271 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4274 2007-08-13 Dan Hipschman <dsh@google.com>
4277 * c-format.c (check_format_arg): Move check for zero-length
4278 format strings below the check for unterminated strings.
4280 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4283 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4286 2007-08-13 Nick Clifton <nickc@redhat.com>
4288 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4290 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4293 * c-format.c (gcc_gfc_length_specs): New array.
4294 (gcc_gfc_char_table): Add unsigned specifier, and references to
4295 the l length modifier.
4296 (format_types_orig): Use the new gcc_gfc_length_specs.
4298 2007-08-12 Sa Liu <saliu@de.ibm.com>
4300 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4301 and with REG_RETVAL note after split.
4303 2007-08-11 David Daney <ddaney@avtrex.com>
4305 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4306 as ATTRIBUTE_UNUSED.
4308 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4309 Segher Boessenkool <segher@kernel.crashing.org>
4311 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4312 HAVE_LOCAL_CPU_DETECT not defined.
4314 2007-08-11 Jan Hubicka <jh@suse.cz>
4316 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4317 (cgraph_process_new_functions): Honor previous value of
4318 disregard_inline_limits.
4319 * ipa-inline.c (compute_inline_parameters): Likewise.
4321 2007-08-11 Ian Lance Taylor <iant@google.com>
4323 * alias.h (alias_set_type): Define new type.
4324 (ALIAS_SET_MEMORY_BARRIER): Use it.
4325 * rtl.h: Include alias.h.
4326 (struct mem_attrs): Use alias_set_type.
4327 * tree.h: Include alias.h
4328 (struct tree_type): Use alias_set_type.
4329 (struct tree_struct_field_tag): Likewise.
4330 (struct tree_decl_common): Likewise.
4331 * alias.c (struct alias_set_entry): Use alias_set_type.
4332 (get_alias_set_entry, alias_set_subset_of): Likewise.
4333 (alias_sets_conflict_p): Likewise.
4334 (alias_sets_must_conflict_p): Likewise.
4335 (objects_must_conflict_p): Likewise.
4336 (get_alias_set, new_alias_set): Likewise.
4337 (record_alias_subset, record_component_aliases): Likewise.
4338 (varargs_set, frame_set): Change to alias_set_type.
4339 (get_varargs_alias_set): Use alias_set_type.
4340 (get_frame_alias_set): Likewise.
4341 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4342 * dse.c (struct store_info): Use alias_set_type.
4343 (struct read_info, struct clear_alias_mode_holder): Likewise.
4344 (clear_alias_set_lookup, canon_address): Likewise.
4345 (record_store, check_mem_read_rtx): Likewise.
4346 (dse_record_singleton_alias_set): Likewise.
4347 (dse_invalidate_singleton_alias_set): Likewise.
4348 * emit-rtl.c (get_mem_attrs): Likewise.
4349 (set_mem_attributes_minus_bitpos): Likewise.
4350 (set_mem_alias_set): Likewise.
4351 * expr.c (store_constructor_field, store_field): Likewise.
4352 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4353 * langhooks.c (lhd_get_alias_set): Likewise.
4354 * langhooks-def.h (lhd_get_alias_set): Likewise.
4355 * reload1.c (alter_reg): Likewise.
4356 * tree-flow.h (struct fieldoff): Likewise.
4357 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4358 (may_alias_p, get_smt_for, create_sft): Likewise.
4359 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4360 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4361 (merge_smts_into): Likewise.
4362 * varasm.c (const_alias_set): Likewise.
4363 * c-common.c (strict_aliasing_warning): Likewise.
4364 (c_common_get_alias_set): Likewise.
4365 * dse.h (dse_record_singleton_alias_set): Update declaration.
4366 (dse_invalidate_singleton_alias_set): Likewise.
4367 * emit-rtl.h (set_mem_alias_set): Likewise.
4368 * c-common.h (c_common_get_alias_set): Likewise.
4369 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4370 * print-tree.c (print_node): Likewise.
4371 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4373 (alpha_setup_incoming_varargs): Use alias_set_type.
4374 * config/i386/i386.c (setup_incoming_varargs_64): Use
4376 (setup_incoming_varargs_ms_64): Likewise.
4377 (ix86_GOT_alias_set): Likewise.
4378 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4379 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4380 (set): Change to alias_set_type.
4381 (get_TOC_alias_set): Use alias_set_type.
4382 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4384 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4385 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4387 (struct_value_alias_set): Likewise.
4388 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4390 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4392 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4393 * config/vxworks.h (TARGET_VXWORKS): Override.
4394 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4395 "mips" if TARGET_VXWORKS.
4397 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4399 * calls.c (avoid_likely_spilled_reg): New function.
4400 (expand_call): Use it.
4402 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4406 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4408 * config/mips/predicates.md (const_call_insn_operand): Invoke
4409 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4411 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4414 * config/rs6000/driver-rs6000.c: Include link.h.
4415 Use ElfW instead of wordsize-specif typedef.
4417 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * system.h (CONST_CAST): New.
4420 * c-decl.c (c_make_fname_decl): Use it.
4421 * c-lex.c (cb_ident, lex_string): Likewise.
4422 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4423 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4424 give_switch, set_multilib_dir): Likewise.
4425 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4426 * passes.c (execute_one_pass): Likewise.
4427 * prefix.c (update_path): Likewise.
4428 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4429 * tree.c (build_string): Likewise.
4431 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4433 * tree-flow-inline.h (is_exec_stmt): Remove.
4434 (is_label_stmt): Remove.
4435 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4438 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4440 * lower-subreg.c (resolve_shift_zext): Don't adjust
4441 src_reg_num for wordmode operands.
4443 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4444 David Ung <davidu@mips.com>
4446 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4447 (TARGET_SCHED_REORDER2): Define.
4448 (mips_maybe_swap_ready): New.
4449 (mips_last_74k_agen_insn): New.
4450 (mips_74k_agen_init): New.
4451 (mips_74k_agen_reorder): New function to group loads and stores
4453 (mips_sched_init): New.
4454 (mips_sched_reorder): Don't do initialization here. Call
4455 mips_74k_agen_reorder.
4456 (mips_variable_issue): Call mips_74k_agen_init.
4458 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4460 * tree-flow-inline.h (get_filename): Remove.
4462 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4464 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4466 (mips_fetch_insns): Delete in favor of...
4467 (mips_load_store_insns): ...this new function.
4468 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4469 to say whether multiword moves _might_ be split.
4470 (mips_fetch_insns): Delete in favor of...
4471 (mips_load_store_insns): ...this new function.
4472 (mips_rtx_costs): Update the call to mips_address_insns.
4473 (mips_address_cost): Likewise.
4474 * config/mips/mips.md (length): Use mips_load_store_insns instead
4475 of mips_fetch_insns.
4476 * config/mips/constraints.md (R): Use mips_address_insns rather
4477 than mips_fetch_insns. Assume that the move never needs to be split.
4479 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4481 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4482 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4483 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4484 * config/mips/mips.h (mips16_hard_float): Delete.
4485 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4486 definitions, and replace with....
4487 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4488 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4489 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4490 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4491 (override_options): Replace MASK_SOFT_FLOAT references with
4492 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4493 and mips16_hard_float when TARGET_MIPS16.
4495 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4498 * c-typeck.c (build_binary_op): Check for non pointer types before
4499 calling int_fits_type_p.
4501 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4504 * fold-const.c (omit_one_operand): Return only the ommitted expression
4505 if the result is an empty statement.
4506 (pedantic_omit_one_operand): Likewise.
4508 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4510 * c-typeck.c (readonly_error): Improve error for assignment.
4512 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4514 (pp_c_expression): Ditto.
4516 2007-08-09 Simon Baldwin <simonb@google.com>
4518 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4519 break that was preventing simplify_associative_operation() for xor.
4521 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4522 Nigel Stephens <nigel@mips.com>
4524 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4525 Document change in interpretation of value from boolean to
4527 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4528 ffs and ctz using clz.
4529 (expand_unop): Call them.
4530 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4532 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4533 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4534 enable the new ffs expansion on this target.
4536 2007-08-09 Jan Hubicka <jh@suse.cz>
4538 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4539 (expand_ternary_op): Likewise.
4540 (expand_vec_shift_expr): Likewise.
4541 (expand_binop_directly): Likewise.
4542 (expand_binop): Likewise.
4543 (sign_expand_binop): Likewise.
4544 (expand_twoval_unop): Likewise.
4545 (expand_twoval_binop): Likewise.
4546 (expand_twoval_binop_libfunc): Likewise.
4547 (widen_clz): Likewise.
4548 (widen_bswap): Likewise.
4549 (expand_parity): Likewise.
4550 (expand_unop): Likewise.
4551 (expand_abs_nojump): Likewise.
4552 (expand_copysign): Likewise.
4553 (emit_no_conflict_block): Likewise.
4554 (emit_libcall_block): Likewise.
4555 (can_compare_p): Likewise.
4556 (prepare_cmp_insn): Likewise.
4557 (emit_cmp_and_jump_insn_1): Likewise.
4558 (prepare_float_lib_cmp): Likewise.
4559 (emit_conditional_add): Likewise.
4560 (gen_add2_insn): Likewise.
4561 (have_add2_insn): Likewise.
4562 (gen_sub2_insn): Likewise.
4563 (have_sub2_insn): Likewise.
4564 (can_extend_p): Likewise.
4565 (can_fix_p): Likewise.
4566 (can_float_p): Likewise.
4567 (expand_float): Likewise.
4568 (expand_fix): Likewise.
4569 (expand_sfix_optab): Likewise.
4570 (new_optab): Likewise.
4571 (new_convert_optab): Likewise.
4572 (init_libfuncs): Likewise.
4573 (init_interclass_conv_libfuncs): Likewise.
4574 (init_intraclass_conv_libfuncs): Likewise.
4575 (set_conv_libfunc): Likewise.
4576 (init_optabs): Likewise.
4577 (debug_optab_libfuncs): Likewise.
4578 (gen_cond_trap): Likewise.
4579 * optabs.h (optab_handler, convert_optab_hanlder): New.
4580 * genopinit.c: Update optabs generation table.
4581 * reload.c (find_reloads_address_1): Use optabs accestors.
4582 * builtins.c (expand_builtin_mathfn): Likewise.
4583 (expand_builtin_mathfn_2): Likewise.
4584 (expand_builtin_mathfn_3): Likewise.
4585 (expand_builtin_interclass_mathfn): Likewise.
4586 (expand_builtin_sincos): Likewise.
4587 (expand_builtin_cexpi): Likewise.
4588 (expand_builtin_powi): Likewise.
4589 (expand_builtin_strlen): Likewise.
4590 * dojump.c (do_jump): Likewise.
4591 * expr.c (convert_move): Likewise.
4592 (move_by_pieces): Likewise.
4593 (move_by_pieces_ninsns): Likewise.
4594 (can_store_by_pieces): Likewise.
4595 (store_by_pieces_1): Likewise.
4596 (emit_move_via_integer): Likewise.
4597 (emit_move_complex): Likewise.
4598 (emit_move_ccmode): Likewise.
4599 (emit_move_insn_1): Likewise.
4600 (emit_single_push_insn): Likewise.
4601 (store_constructor): Likewise.
4602 (expand_expr_real_1): Likewise.
4603 (do_store_flag): Likewise.
4604 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4605 (enumerate_modes): Likewise.
4606 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4607 (supportable_widening_operation): Likewise.
4608 (supportable_narrowing_operation): Likewise.
4609 * expmed.c (store_bit_field_1): Likewise.
4610 (extract_bit_field_1): Likewise.
4611 (expand_mult_highpart_optab): Likewise.
4612 (expand_smod_pow2): Likewise.
4613 (expand_divmod): Likewise.
4614 (emit_store_flag): Likewise.
4615 * tree-vect-patterns.c
4616 (vect_pattern_recog_1): Likewise.
4617 * tree-ssa-loop-prefetch.c
4618 (nontemporal_store_p): Likewise.
4619 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4620 (vect_create_epilog_for_reduction): Likewise.
4621 (vectorizable_reduction): Likewise.
4622 (vectorizable_operation): Likewise.
4623 (vect_strided_store_supported): Likewise.
4624 (vectorizable_store): Likewise.
4625 (vect_strided_load_supported): Likewise.
4626 (vectorizable_load): Likewise.
4627 * combine.c (simplify_comparison): Likewise.
4628 * tree-vect-generic.c
4629 (type_for_widest_vector_mode): Likewise.
4630 (expand_vector_operations_1): Likewise.
4631 * config/spu/spu.c (spu_expand_mov): Likewise.
4632 (spu_emit_vector_compare): Likewise.
4633 * config/rs6000/rs6000.c
4634 (rs6000_emit_vector_compare): Likewise.
4635 * stmt.c (add_case_node): Likewise.
4636 * reload1.c (gen_reload):
4638 2007-08-09 Michael Matz <matz@suse.de>
4640 * tree.h (fixed_zerop): Declare as taking a const_tree.
4641 * tree.c (fixed_zerop): Take a const_tree.
4643 2007-08-09 Ira Rosen <irar@il.ibm.com>
4645 * tree-vect-transform.c (vectorizable_store): Remove call to
4646 copy_virtual_operands() and call mark_symbols_for_renaming() for
4647 the created vector store.
4648 (vect_setup_realignment): Don't call copy_virtual_operands() and
4649 update_vuses_to_preheader().
4650 (vectorizable_load): Don't call copy_virtual_operands().
4651 (update_vuses_to_preheader): Remove.
4653 2007-08-08 Chao-ying Fu <fu@mips.com>
4655 * tree.def (FIXED_POINT_TYPE): New type.
4656 (FIXED_CST): New constant.
4657 (FIXED_CONVERT_EXPR): New expr.
4658 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4659 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4660 * tree.h (struct tree_base): Add saturating_flag.
4661 Remove one bit of spare for saturating_flag.
4662 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4663 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4664 FIXED_POINT_TYPE_P): Define.
4665 (TYPE_SATURATING): Define.
4666 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4667 (struct tree_fixed_cst): New.
4668 (TYPE_IBIT, TYPE_FBIT): Define.
4669 (tree_node): Add fixed_cst.
4670 (enum tree_index): Add new enumeration values of
4671 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4672 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4673 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4674 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4675 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4676 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4677 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4678 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4679 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4680 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4681 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4682 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4683 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4684 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4685 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4686 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4687 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4688 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4689 (sat_short_fract_type_node, sat_fract_type_node,
4690 sat_long_fract_type_node, sat_long_long_fract_type_node,
4691 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4692 sat_unsigned_long_fract_type_node,
4693 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4694 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4695 unsigned_short_fract_type_node, unsigned_fract_type_node,
4696 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4697 sat_short_accum_type_node, sat_accum_type_node,
4698 sat_long_accum_type_node, sat_long_long_accum_type_node,
4699 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4700 sat_unsigned_long_accum_type_node,
4701 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4702 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4703 unsigned_short_accum_type_node, unsigned_accum_type_node,
4704 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4705 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4706 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4707 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4708 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4709 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4710 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4711 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4712 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4713 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4714 sat_uda_type_node, sat_uta_type_node): New macro.
4715 (make_fract_type, make_accum_type): Declare.
4716 (make_signed_fract_type, make_unsigned_fract_type,
4717 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4718 make_signed_accum_type, make_unsigned_accum_type,
4719 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4720 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4721 make_or_reuse_sat_signed_fract_type,
4722 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4723 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4724 make_or_reuse_sat_unsigned_accum_type): New macro.
4725 (fixed_zerop): Declare.
4726 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4727 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4728 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4729 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4730 * treestruct.def: Add TS_FIXED_CST.
4731 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4733 (tree-dump.o): Likewise.
4734 (print-tree.o): Likewise.
4735 (tree-pretty-print.o): Likewise.
4736 (fold-const.o): Likewise.
4737 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4738 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4739 (is_gimple_min_invariant): Handle FIXED_CST.
4740 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4741 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4742 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4743 (layout_type): Handle FIXED_POINT_TYPE.
4744 (make_fract_type, make_accum_type): New functions.
4745 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4746 * tree-dump.c (fixed-value.h): New include.
4747 (dump_fixed): New function.
4748 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4749 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4750 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4751 * tree-pretty-print.c (fixed-value.h): New include.
4752 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4754 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4755 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4756 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4757 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4758 for non-saturating fixed-point types.
4759 (reassociate_bb): Likewise.
4760 * emit-rtl.c (fixed-value.h): New include.
4761 (fconst0, fconst1): New array.
4762 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4763 * tree-vect-generic.c expand_vector_operation): Support
4764 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4766 (type_for_widest_vector_mode): Add one parameter for the
4768 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4770 Pass the satp parameter to type_for_mode for fixed-point types.
4771 (expand_vector_operations_1): Pass the saturating flag to
4772 type_for_widest_vector_mode.
4773 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4774 and MODE_VECTOR_UACCUM.
4775 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4776 (vectorizable_condition): Likewise.
4777 * tree.c (fixed-value.h): New include.
4778 (tree_code_size): Support FIXED_CST.
4779 (build_fixed): New function.
4780 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4781 (fixed_zerop): New function.
4782 (tree_node_structure): Support FIXED_CST.
4783 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4784 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4785 (type_hash_eq): Handle FIXED_POINT_TYPE.
4786 (simple_cst_equal): Support FIXED_CST.
4787 (iterative_hash_expr): Handle FIXED_CST.
4788 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4789 (get_narrower): Likewise.
4790 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4791 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4792 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4793 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4795 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4796 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4797 (initializer_zerop): Support FIXED_CST.
4798 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4799 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4800 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4801 (is_base_type): Handle FIXED_POINT_TYPE.
4802 (add_type_attribute): Handle FIXED_POINT_TYPE.
4803 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4804 * print-tree.c (fixed-value.h): New include.
4805 (print_node_brief): Support FIXED_CST.
4806 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4807 * c-pretty-print.c (fixed-value.h): New include.
4808 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4809 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4810 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4811 Support fixed-point types for inner items in VECTOR_TYPE.
4812 (pp_c_direct_declarator): Likewise.
4813 (pp_c_declarator): Likewise.
4814 (pp_c_fixed_constant): New function.
4815 (pp_c_constant): Handle FIXED_CST.
4816 (pp_c_primary_expression): Likewise.
4817 (pp_c_expression): Likewise.
4818 * fold-const.c (fixed-value.h): New include.
4819 (negate_expr_p): Return true for FIXED_CST.
4820 (fold_negate_expr): Support FIXED_CST.
4821 (split_tree): Support FIXED_CST.
4822 (const_binop): Support FIXED_CST.
4823 (fold_convert_const_int_from_fixed): New function to convert from
4825 (fold_convert_const_real_from_fixed): New function to convert from
4827 (fold_convert_const_fixed_from_fixed): New function to convert from
4828 fixed to another fixed.
4829 (fold_convert_const_fixed_from_int): New function to convert from
4831 (fold_convert_const_fixed_from_real): New function to convert from
4833 (fold_convert_const): Support conversions from fixed to int, from
4834 fixed to real, from fixed to fixed, from int to fixed, and from real
4836 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4837 (operand_equal_p): Support FIXED_CST.
4838 (make_range): For fixed-point modes, we need to pass the
4839 saturating flag as the 2nd parameter.
4840 (tree_swap_operands_p): Handle FIXED_CST.
4841 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4843 (fold_unary): Support FIXED_CONVERT_EXPR.
4844 (fold_binary): Handle FIXED_CST.
4845 Make sure the type is not saturating, before associating operations.
4846 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4847 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4848 (fold_negate_const): Support FIXED_CST.
4849 (fold_relational_const): Support FIXED_CST.
4850 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4851 (gimplify_expr): Handle FIXED_CST.
4852 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4853 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4854 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4855 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4856 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4857 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4858 LONG_LONG_ACCUM_TYPE_SIZE.
4859 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4860 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4861 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4862 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4863 MODE_ACCUM, and MODE_UACCUM.
4864 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4865 fixed-point types to disable reduction.
4866 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4868 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4870 * config/rs6000/x-rs6000: New file.
4871 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4872 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4873 (EXTRA_SPEC_FUNCTIONS): Define.
4874 (HAVE_LOCAL_CPU_DETECT): Define.
4875 (CC1_CPU_SPEC): Define.
4876 * config/rs6000/driver-rs6000.c: New file.
4877 * config/rs6000/aix.h (CC1_SPEC): Define.
4878 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4879 * config.host: Add x-rs6000 to host_xmake_file if host and target
4880 are rs6000 or powerpc.
4882 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4884 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4886 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4887 Sandra Loosemore <sandra@codesourcery.com>
4888 Chao-ying Fu <fu@mips.com>
4889 Nigel Stephens <nigel@mips.com>
4890 David Ung <davidu@mips.com>
4892 * doc/invoke.texi (-mcode-readable): Document.
4893 * config/mips/mips.opt (mcode-readable): New option.
4894 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4895 * config/mips/mips.h (mips_code_readable_setting): New enum.
4896 (mips_code_readable): Declare.
4897 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4898 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4899 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4900 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4901 boiler-plate comments.
4902 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4903 * config/mips/mips.c (mips_code_readable): New variable.
4904 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4905 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4906 context and -mcode-readable setting to restrict the use of
4907 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4908 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4909 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4910 (mips_blocks_for_constant_p): Only return false for
4911 TARGET_MIPS16_PCREL_LOADS.
4912 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4913 for MIPS16. Handle SYMBOL_32_HIGH.
4914 (mips_const_insns): Allow HIGHs for MIPS16 too.
4915 (mips_unspec_address_offset): New function, split out from...
4916 (mips_unspec_address): ...here.
4917 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4918 16-bit symbolic constants. Assert approropiate conditions for
4919 using the "la" and "dla" macros.
4920 (mips_handle_option): Handle -mcode-readable=.
4921 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4922 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4923 (mips_strip_unspec_address): New function, split out from...
4924 (print_operand_reloc): ...here.
4925 (print_operand): Pass constants through mips_strip_unspec_address.
4926 (print_operand_address): Likewise.
4927 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4928 (mips_select_rtx_section): Remove MIPS16 handling.
4929 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4930 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4931 (mips16_lay_out_constants): Do nothing unless
4932 TARGET_MIPS16_PCREL_LOADS.
4933 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4934 * config/mips/mips.md: Split HIGHs for MIPS16.
4935 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4937 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4939 * config/mips/mips-protos.h (mips_emit_move): Declare.
4940 * config/mips/mips.c (mips_emit_move): New function.
4941 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4942 (mips_legitimize_const_move): Likewise.
4943 (mips_legitimize_move): Likewise.
4944 (mips_split_64bit_move): Likewise.
4945 (mips_restore_gp): Likewise.
4946 (mips_load_call_address): Likewise.
4947 (mips_emit_fcc_reload): Likewise.
4948 (mips_set_return_address): Likewise.
4949 (mips_block_move_straight): Likewise.
4950 (mips_block_move_loop): Likewise.
4951 (mips_setup_incoming_varargs): Likewise.
4952 (mips_save_reg): Likewise.
4953 (mips_expand_prologue): Likewise.
4954 (mips_restore_reg): Likewise.
4955 (mips_expand_epilogue): Likewise.
4956 (mips_output_mi_thunk): Likewise.
4957 (build_mips16_call_stub): Likewise.
4958 (mips_builtin_branch_and_move): Likewise.
4959 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4960 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4961 (fixuns_truncdfdi2): Likewise.
4962 (fixuns_truncsfsi2): Likewise.
4963 (fixuns_truncsfdi2): Likewise.
4964 (loadgp_absolute): Likewise.
4965 (builtin_setjmp_setup): Likewise.
4966 (builtin_longjmp): Likewise.
4967 (untyped_call): Likewise.
4969 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4971 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4972 an "rtx *" argument. Return a bool.
4973 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4974 values and return true if they can be split. Take the same kind of
4975 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4976 and store the lo_sum there if nonnull. Use the symbol type to
4977 determine whether a $gp or HIGH is needed.
4978 (mips_legitimize_address): Update call to mips_split_symbol and
4979 simplify accordingly.
4980 (mips_legitimize_const_move): Likewise.
4981 * config/mips/mips.md: In the combine define_split,
4982 check mips_split_symbol instead of splittable_symbolic_operand.
4983 Update use of mips_split_symbol in the generator code.
4984 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4986 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4988 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4989 (mips_symbol_insns_1): New function, split out from...
4990 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4991 and stores separately from load addresses.
4992 (mips_classify_address): Replace uses of mips_symbolic_address_p
4993 with uses of mips_symbol_insns.
4994 (mips_address_insns): Update calls to mips_symbol_insns.
4995 (mips_const_insns): Likewise.
4996 (mips_legitimize_address): Likewise.
4998 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5000 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5001 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5002 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5003 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5004 non-call contexts if TARGET_MIPS16.
5005 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5006 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5007 code for SYMBOL_ABSOLUTE.
5008 (mips_symbol_insns): Likewise.
5010 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5012 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5013 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5014 (mips_symbolic_constant_p): Likewise. Update the call to
5015 mips_classify_symbol.
5016 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5017 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5018 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5019 (print_operand_reloc): Add a context argument. Update the call to
5020 mips_symbolic_constant_p.
5021 (print_operand): Update the calls to print_operand_reloc.
5022 (print_operand_address): Use print_operand_reloc rather than
5024 (mips_rewrite_small_data_p): Add a context argument. Update the call
5025 to mips_symbolic_constant_p.
5026 (mips_small_data_pattern_1): Make DATA the containing mem.
5027 Update the call to mips_rewrite_small_data_p.
5028 (mips_rewrite_small_data_1): Likewise.
5029 (mips_use_anchors_for_symbol_p): Update the call to
5030 mips_symbolic_constant_p.
5031 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5032 (splittable_symbolic_operand): Likewise.
5033 (move_operand): Likewise.
5034 (absolute_symbolic_operand): Likewise.
5035 (got_disp_operand): Likewise.
5036 (got_page_ofst_operand): Likewise.
5038 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5040 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5041 (SYMBOL_ABSOLUTE): ...this.
5042 (SYMBOL_SMALL_DATA): Rename to...
5043 (SYMBOL_GP_RELATIVE): ...this.
5044 (SYMBOL_CONSTANT_POOL): Rename to...
5045 (SYMBOL_PC_RELATIVE): ...this.
5046 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5047 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5048 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5049 after above changes.
5050 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5051 (general_symbolic_operand): Rename to...
5052 (absolute_symbolic_operand): ...this.
5053 * config/mips/mips.md: Update after above changes.
5055 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5056 Revital Eres <eres@il.ibm.com>
5058 * ddg.c (print_ddg): Add dump information.
5059 * modulo-sched.c (print_node_sched_params): Add parameter and
5061 (calculate_maxii): Remove function.
5062 (undo_generate_reg_moves): Likewise.
5063 (undo_permute_partial_schedule): Likewise.
5064 (kernel_number_of_cycles): Likewise.
5065 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5066 (sms_schedule): Use it. Remove profitability checks.
5067 (sms_schedule_by_order): Fix order of nodes within the cycle.
5069 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5071 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5072 -profile option, add pie support.
5073 (ENDFILE_SPEC): New spec.
5074 * config/gnu.h (LIB_SPEC): Add -profile option.
5076 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5078 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5079 * config/gnu.h (LIB_SPEC): Likewise.
5081 2007-08-07 Yaz Saito <saito@google.com>
5082 Ian Lance Taylor <iant@google.com>
5084 * common.opt (finstrument-functions-exclude-function-list): New
5086 (finstrument-functions-exclude-file-list): New option.
5087 * opts.c (char_p): Define and DEF_VEC.
5088 (flag_instrument_functions_exclude_functions): New static
5090 (flag_instrument_functions_exclude_files): New static variable.
5091 (add_instrument_functions_exclude_list): New static function.
5092 (flag_instrument_functions_exclude_p): New function.
5093 (common_handle_option): Handle new options.
5094 * flags.h (flag_instrument_functions_exclude_p): Declare.
5095 * gimplify.c (gimplify_function_tree): Call
5096 flag_instrument_functions_exclude_p.
5097 * doc/invoke.texi (Option Summary): Mention new options.
5098 (Code Gen Options): Document new options.
5100 2007-08-07 Ian Lance Taylor <iant@google.com>
5102 PR rtl-optimization/32776
5103 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5104 (resolve_use): Likewise.
5105 (decompose_multiword_subregs): Remove "changed" local variable.
5107 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5109 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5110 * configure: Regenerate.
5111 * config.in: Regenerate.
5112 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5115 2007-08-07 Ian Lance Taylor <iant@google.com>
5117 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5118 note, just delete the insn.
5120 2007-08-07 Andreas Schwab <schwab@suse.de>
5123 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5126 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5128 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5129 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5130 (decompose_multiword_subregs): Use the functions above to decompose
5131 multiword shifts and zero-extends.
5133 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5135 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5136 "assemble" descriptions which were swapped.
5138 2007-08-06 Chao-ying Fu <fu@mips.com>
5140 * fixed-value.h: New file.
5141 * fixed-value.c: New file.
5142 * Makefile.in (OBJS-common): Add fixed-value.o.
5143 (fixed-value.o): New rule.
5144 (GTFILES): Add fixed-value.h.
5145 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5146 to compare a.low and b.low.
5147 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5149 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5150 Daniel Jacobowitz <dan@codesourcery.com>
5153 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5155 (x86_64-*-netbsd*): Likewise.
5156 (x86_64-*-linux*): Likewise.
5157 (x86_64-*-kfreebsd*-gnu): Likewise.
5158 (x86_64-*-knetbsd*-gnu): Likewise.
5159 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5161 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5163 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5164 Add -fno-asynchronous-unwind-tables.
5166 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5167 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5168 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5169 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5170 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5172 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5174 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5175 (TARGET_C_MODE_FOR_SUFFIX): New.
5177 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5179 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5181 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5183 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5185 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5187 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5188 before checking function returns in conditional expressions.
5190 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5193 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5195 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5198 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5199 for INTEGRAL_TYPE_P.
5201 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5203 * configure.ac: Remove --enable-checking=df from default settings.
5204 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5205 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5206 if the parameter is true.
5207 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5208 DF_VERIFY_SCHEDULED flag is true.
5209 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5210 (df_finish_pass): Adjust prototype.
5211 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5214 * see.c (pass_see): Add TODO_df_verify.
5215 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5216 * global.c (rest_of_handle_global_alloc): Schedule verification
5218 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5220 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5221 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5222 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5224 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5225 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5226 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5228 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5229 Revital Eres <eres@il.ibm.com>
5231 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5233 * ddg.c (create_ddg_dependence): Rename to...
5234 (create_ddg_dep_from_intra_loop_link): This. Do not check
5235 for interloop edges. Do not create anti dependence edge when
5236 a true dependence edge exists in the opposite direction and
5237 -fmodulo-sched-allow-regmoves is set.
5238 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5239 (add_cross_iteration_register_deps): Create anti dependence edge
5240 when -fno-modulo-sched-allow-regmoves is set.
5241 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5243 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5245 * config/arm/arm.md (movsi): Add braces.
5247 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5250 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5251 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5254 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5256 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5257 state accessor functions.
5258 * cfgloopmanip.c (remove_path, create_preheaders,
5259 force_single_succ_latches, fix_loop_structure): Ditto.
5260 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5261 tree_duplicate_loop_to_header_edge): Ditto.
5262 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5263 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5265 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5266 cleanup_tree_cfg): Ditto.
5267 * tree-cfg.c (tree_merge_blocks): Ditto.
5268 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5269 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5270 loop_preheader_edge, single_exit): Ditto.
5271 (flow_loops_find): Do not clear loops->state.
5272 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5273 loops_state_clear): New functions.
5275 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5278 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5279 when adding to the base and convert ELT to sizetype instead of type.
5281 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5284 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5285 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5287 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5290 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5291 correct type the negate expression.
5293 2007-08-03 Jan Hubicka <jh@suse.cz>
5295 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5298 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5300 * config/rs6000/rs6000.c (struct processor_cost): Change
5301 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5302 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5304 (rios1_costs, rios2_cost): Correct cache line size.
5305 (rs6000_override_options): Set l2-cache-size parameter.
5307 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5308 Diego Novillo <dnovillo@google.com>
5311 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5312 if the range includes 0.
5314 2007-08-03 Ben Elliston <bje@au.ibm.com>
5316 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5317 mode to unspec expressions to silence a warning from the generator
5320 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5322 * config/ia64/constraints.md ("U"): Make constraint vector only.
5324 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5327 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5328 always_inline attribute on the function decl.
5330 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5333 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5334 if we are compiling with -fPIC.
5336 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5337 Nigel Stephens <nigel@mips.com>
5339 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5340 Define for MIPS32 and MIPS64.
5342 2007-08-02 Nick Clifton <nickc@redhat.com>
5344 * config/host-hpux.c: Change copyright header to refer to version
5345 3 of the GNU General Public License and to point readers at the
5346 COPYING3 file and the FSF's license web page.
5347 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5348 config/alpha/linux.h, config/alpha/alpha.opt,
5349 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5350 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5351 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5352 config/alpha/alpha.h, config/alpha/sync.md,
5353 config/alpha/openbsd.h, config/alpha/alpha.md,
5354 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5355 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5356 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5357 config/alpha/constraints.md, config/alpha/osf.h,
5358 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5359 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5360 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5361 config/frv/frv-asm.h, config/frv/frv-protos.h,
5362 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5363 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5364 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5365 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5366 config/s390/s390.opt, config/s390/s390-modes.def,
5367 config/s390/fixdfdi.h, config/s390/constraints.md,
5368 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5369 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5370 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5371 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5372 config/m32c/prologue.md, config/m32c/m32c.abi,
5373 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5374 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5375 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5376 config/m32c/jump.md, config/m32c/shift.md,
5377 config/m32c/m32c-protos.h, config/libgloss.h,
5378 config/spu/spu-protos.h, config/spu/predicates.md,
5379 config/spu/spu-builtins.h, config/spu/spu.c,
5380 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5381 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5382 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5383 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5384 config/sparc/hypersparc.md, config/sparc/predicates.md,
5385 config/sparc/linux.h, config/sparc/sp64-elf.h,
5386 config/sparc/supersparc.md, config/sparc/cypress.md,
5387 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5388 config/sparc/niagara.md, config/sparc/sparc.md,
5389 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5390 config/sparc/sparc.opt, config/sparc/sync.md,
5391 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5392 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5393 config/sparc/sparc.c, config/sparc/little-endian.opt,
5394 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5395 config/sparc/linux64.h, config/sparc/freebsd.h,
5396 config/sparc/sol2.h, config/sparc/rtemself.h,
5397 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5398 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5399 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5400 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5401 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5402 config/m32r/linux.h, config/m32r/constraints.md,
5403 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5404 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5405 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5406 config/i386/i386.md, config/i386/netware-crt0.c,
5407 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5408 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5409 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5410 config/i386/sol2.h, config/i386/constraints.md,
5411 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5412 config/i386/predicates.md, config/i386/geode.md,
5413 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5414 config/i386/freebsd64.h, config/i386/vxworksae.h,
5415 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5416 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5417 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5418 config/i386/netware.h, config/i386/i386-modes.def,
5419 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5420 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5421 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5422 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5423 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5424 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5425 config/i386/xm-mingw32.h, config/i386/linux64.h,
5426 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5427 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5428 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5429 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5430 config/i386/cygwin2.c, config/i386/i386-protos.h,
5431 config/i386/sync.md, config/i386/openbsd.h,
5432 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5433 config/i386/nto.h, config/i386/biarch64.h,
5434 config/i386/i386-coff.h, config/i386/freebsd.h,
5435 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5436 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5437 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5438 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5439 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5440 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5441 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5442 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5443 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5444 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5445 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5446 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5447 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5448 config/sh/superh64.h, config/sh/rtemself.h,
5449 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5450 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5451 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5452 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5453 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5454 config/avr/predicates.md, config/avr/constraints.md,
5455 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5456 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5457 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5458 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5459 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5460 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5461 config/c4x/predicates.md, config/c4x/c4x.h,
5462 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5463 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5464 config/xtensa/linux.h, config/xtensa/xtensa.h,
5465 config/xtensa/elf.h, config/xtensa/xtensa.md,
5466 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5467 config/xtensa/xtensa-protos.h, config/dbx.h,
5468 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5469 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5470 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5471 config/host-solaris.c, config/fr30/fr30.h,
5472 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5473 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5474 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5475 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5476 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5477 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5478 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5479 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5480 config/cris/predicates.md, config/cris/linux.h,
5481 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5482 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5483 config/cris/aout.opt, config/cris/cris-protos.h,
5484 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5485 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5486 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5487 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5488 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5489 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5490 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5491 config/chorus.h, config/mn10300/mn10300.c,
5492 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5493 config/mn10300/mn10300.h, config/mn10300/linux.h,
5494 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5495 config/mn10300/mn10300.md, config/ia64/predicates.md,
5496 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5497 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5498 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5499 config/ia64/freebsd.h, config/ia64/ia64.md,
5500 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5501 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5502 config/gofast.h, config/rtems.h, config/sol2-10.h,
5503 config/m68k/predicates.md, config/m68k/m68k.md,
5504 config/m68k/linux.h, config/m68k/m68k-modes.def,
5505 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5506 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5507 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5508 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5509 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5510 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5511 config/m68k/constraints.md, config/m68k/rtemself.h,
5512 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5513 config/m68k/uclinux.h, config/rs6000/power4.md,
5514 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5515 config/rs6000/linux.h, config/rs6000/eabi.h,
5516 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5517 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5518 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5519 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5520 config/rs6000/windiss.h, config/rs6000/603.md,
5521 config/rs6000/aix41.h, config/rs6000/cell.md,
5522 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5523 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5524 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5525 config/rs6000/default64.h, config/rs6000/7xx.md,
5526 config/rs6000/darwin.opt, config/rs6000/spe.md,
5527 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5528 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5529 config/rs6000/7450.md, config/rs6000/linux64.h,
5530 config/rs6000/constraints.md, config/rs6000/440.md,
5531 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5532 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5533 config/rs6000/rs6000.h, config/rs6000/power6.md,
5534 config/rs6000/predicates.md, config/rs6000/altivec.md,
5535 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5536 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5537 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5538 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5539 config/rs6000/linux64.opt, config/rs6000/sync.md,
5540 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5541 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5542 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5543 config/rs6000/eabispe.h, config/rs6000/e500.h,
5544 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5545 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5546 config/rs6000/aix.h, config/rs6000/vxworks.h,
5547 config/rs6000/40x.md, config/rs6000/aix51.h,
5548 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5549 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5550 config/arc/arc.h, config/mcore/mcore-elf.h,
5551 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5552 config/mcore/mcore.md, config/mcore/mcore.c,
5553 config/mcore/mcore.opt, config/mcore/mcore.h,
5554 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5555 config/score/predicates.md, config/score/score-version.h,
5556 config/score/score-protos.h, config/score/misc.md,
5557 config/score/elf.h, config/score/score.c, config/score/mac.md,
5558 config/score/score7.md, config/score/score.h,
5559 config/score/score-conv.h, config/score/score-mdaux.c,
5560 config/score/score.md, config/score/score.opt,
5561 config/score/score-modes.def, config/score/score-mdaux.h,
5562 config/score/mul-div.S, config/arm/uclinux-elf.h,
5563 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5564 config/arm/symbian.h, config/arm/linux-elf.h,
5565 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5566 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5567 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5568 config/arm/strongarm-pe.h, config/arm/arm.h,
5569 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5570 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5571 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5572 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5573 config/arm/arm-cores.def, config/arm/arm-protos.h,
5574 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5575 config/arm/wince-pe.h, config/arm/neon.md,
5576 config/arm/constraints.md, config/arm/neon.ml,
5577 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5578 config/arm/arm.opt, config/arm/arm926ejs.md,
5579 config/arm/predicates.md, config/arm/iwmmxt.md,
5580 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5581 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5582 config/arm/neon-testgen.ml, config/arm/arm.md,
5583 config/arm/xscale-coff.h, config/arm/pe.c,
5584 config/arm/arm-generic.md, config/arm/pe.h,
5585 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5586 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5587 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5588 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5589 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5590 config/pa/predicates.md, config/pa/pa64-hpux.h,
5591 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5592 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5593 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5594 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5595 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5596 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5597 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5598 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5599 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5600 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5601 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5602 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5603 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5604 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5605 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5606 config/mips/linux64.h, config/mips/elforion.h,
5607 config/mips/constraints.md, config/mips/generic.md,
5608 config/mips/predicates.md, config/mips/4300.md,
5609 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5610 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5611 config/mips/5k.md, config/mips/vr4120-div.S,
5612 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5613 config/mips/mips-protos.h, config/mips/6000.md,
5614 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5615 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5616 config/mips/mips-modes.def, config/mips/vr.h,
5617 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5618 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5619 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5620 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5621 config/vax/openbsd1.h, config/vax/netbsd.h,
5622 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5623 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5624 config/h8300/rtems.h, config/h8300/predicates.md,
5625 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5626 config/h8300/h8300.md, config/h8300/h8300.opt,
5627 config/h8300/coff.h, config/h8300/h8300-protos.h,
5628 config/v850/v850.md, config/v850/predicates.md,
5629 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5630 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5631 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5632 config/mmix/mmix.h, config/mmix/predicates.md,
5633 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5634 config/mmix/mmix.c, config/mmix/mmix.opt,
5635 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5636 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5637 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5638 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5641 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5643 * emit-rtl.c (reset_used_decls): Rename to...
5644 (set_used_decls): ...this. Set the used flag rather than clearing it.
5645 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5646 DECL_RTLs rather than resetting them.
5648 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5650 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5652 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5654 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5655 argument to find_reloads_address.
5657 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5659 PR tree-optimization/32919
5660 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5661 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5662 (coalesce_ssa_name): Call it.
5664 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5665 David Ung <davidu@mips.com>
5667 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5668 (__mips16_unorddf2, __mips16_floatunsidf): New.
5669 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5671 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5673 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5675 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5676 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5677 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5678 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5679 * omp-low.c (get_ws_args_for, determine_parallel_type,
5680 expand_omp_for_generic, expand_omp_for_static_nochunk,
5681 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5682 Work with more precise CFG.
5683 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5684 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5686 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5687 * gimple-low.c (lower_stmt): Ditto.
5688 * tree-inline.c (estimate_num_insns_1): Ditto.
5689 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5690 (OMP_SECTIONS_SWITCH): New.
5691 * tree-cfgcleanup.c (cleanup_omp_return): New.
5692 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5693 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5694 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5695 (tree_redirect_edge_and_branch): Handle omp constructs.
5697 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5698 with three arguments.
5700 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5702 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5705 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5707 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5708 the loop structures may need fixing.
5709 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5711 (cleanup_tree_cfg_loop): Removed.
5712 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5713 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5714 instead of running cleanup_tree_cfg_loop.
5715 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5716 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5717 (tree_predictive_commoning): Declaration changed.
5718 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5720 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5722 * doc/invoke.texi (l1-cache-size): Update documentation.
5723 (l2-cache-size): Document.
5724 * params.h (L2_CACHE_SIZE): New macro.
5725 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5726 that L1_CACHE_SIZE is in kB now.
5727 (L2_CACHE_SIZE_BYTES): New macro.
5728 (tree_ssa_prefetch_arrays): Show size in kB.
5729 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5730 and l2_cache_size fields.
5731 * config/i386/driver-i386.c (describe_cache): Detect cache size
5733 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5734 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5735 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5736 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5737 (override_options): Set l1-cache-size and l2-cache-size to default
5738 values if not specified otherwise.
5739 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5740 (PARAM_L2_CACHE_SIZE): New.
5742 2007-08-01 Nigel Stephens <nigel@mips.com>
5743 David Ung <davidu@mips.com>
5744 Thiemo Seufer <ths@mips.com>
5745 Chris Dearman <chris@mips.com>
5746 Richard Sandiford <richard@codesourcery.com>
5748 * config.gcc (mips*-sde-elf*): New stanza.
5749 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5750 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5751 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5752 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5753 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5754 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5756 * config/mips/sde.h: New file.
5757 * config/mips/t-libgcc-mips16: Likewise.
5758 * config/mips/t-sde: Likewise.
5759 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5760 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5761 _MIPS_FPSET and _MIPS_SZINT.
5762 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5763 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5764 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5765 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5766 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5767 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5768 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5769 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5770 _MIPS_SZPTR and _MIPS_FPSET.
5771 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5772 architecture is specified.
5773 (MIPS_32BIT_OPTION_SPEC): New macro.
5775 2007-07-31 Dan Hipschman <dsh@google.com>
5777 * gcc.c (end_going_arg): New function.
5778 (do_spec_2): Use it.
5779 (do_spec_1): Use it.
5781 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5783 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5784 only if ENABLE_CHECKING is defined.
5786 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5788 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5789 df_ru_add_problem, df_ru_get_bb_info): Removed.
5790 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5791 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5792 df_ru_free_bb_info, df_ru_alloc,
5793 df_ru_bb_local_compute_process_def,
5794 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5795 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5796 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5797 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5798 df_ru_add_problem): Removed.
5800 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5803 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5804 (casesi32p, casesi64p): Likewise.
5805 (casesi): Adjust for above.
5807 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5809 * mode-switching.c (create_pre_exit): Don't search past calls.
5811 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5813 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5815 2007-07-31 Revital Eres <eres@il.ibm.com>
5817 * ddg.c (add_deps_for_def): Rename to...
5818 (add_cross_iteration_register_deps): This. Change implementation
5819 to use only reaching def and def-use chains to construct the
5820 inter loop dependencies.
5821 (add_deps_for_use): Remove function.
5822 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5823 function to build the inter loop dependencies.
5824 * modulo-sched.c (sms_schedule): Build only
5825 reaching def and def-use chains for the propose of the ddg
5828 2007-07-31 Julian Brown <julian@codesourcery.com>
5830 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5831 New define_insns. Use correct RTL.
5832 (vec_set<mode>): Write as expander.
5834 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5836 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5837 to an unallocated space.
5839 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5842 (split_constant_offset): Enable split_constant_offset to extract
5843 constants from other statements.
5844 * tree-vect-transform.c
5845 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5846 to a temp var. Force base_offset to be simple.
5848 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5850 * df-scan.c (df_scan_verify): Remove artificial limit on
5851 the number of blocks for verification.
5852 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5853 df_simulate_defs): Avoid unnecessary insn checking for defs.
5855 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5857 * config/m68k/lb1sf68.asm (FUNC): New macro.
5859 (__udivsi3): Likewise.
5860 (__divsi3): Likewise.
5861 (__umodsi3): Likewise.
5862 (__modsi3): Likewise.
5863 (__subdf3): Likewise.
5864 (__adddf3): Likewise.
5865 (__muldf3): Likewise.
5866 (__divdf3): Likewise.
5867 (__negdf2): Likewise.
5868 (__cmpdf2): Likewise.
5869 (__subsf3): Likewise.
5870 (__addsf3): Likewise.
5871 (__mulsf3): Likewise.
5872 (__divsf3): Likewise.
5873 (__negsf2): Likewise.
5874 (__cmpsf2): Likewise.
5875 (__eqdf2): Likewise.
5876 (__nedf2): Likewise.
5877 (__gtdf2): Likewise.
5878 (__gedf2): Likewise.
5879 (__ltdf2): Likewise.
5880 (__ledf2): Likewise.
5881 (__eqsf2): Likewise.
5882 (__nesf2): Likewise.
5883 (__gtsf2): Likewise.
5884 (__gesf2): Likewise.
5885 (__ltsf2): Likewise.
5886 (__lesf2): Likewise.
5888 2007-07-30 Ollie Wild <aaw@google.com>
5890 * c-ppoutput.c (print_lines_directives_only): New function.
5891 (scan_translation_unit_directives_only): New function.
5892 (preprocess_file): Add call to scan_translation_unit_directives_only.
5893 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5894 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5895 -fdirectives-only. Add errors for -fdirectives-only conflict with
5896 -Wunused-macros and -traditional.
5897 (finish_options): Add builtin macro initialization for
5898 -fdirectives-only + -fpreprocessed.
5899 * c.opt (fdirectives-only): New.
5900 * doc/cppopts.texi (fdirectives-only): New.
5902 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5904 * alias.c (record_set, memory_modified_1): Constify.
5905 * bt-load.c (note_btr_set): Likewise.
5906 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5907 * combine.c (set_nonzero_bits_and_sign_copies,
5908 expand_field_assignment, record_dead_and_set_regs_1,
5909 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5910 likely_spilled_retval_1): Likewise.
5911 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5912 frv_io_handle_set): Likewise.
5913 * config/mips/mips.c (mips_sim_record_set,
5914 vr4130_true_reg_dependence_p_1): Likewise.
5915 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5916 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5917 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5918 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5919 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5920 * ddg.c (mark_mem_store): Likewise.
5921 * df-problems.c (df_urec_mark_reg_change): Likewise.
5922 * function.c (update_epilogue_consts): Likewise.
5923 * gcse.c (record_set_info, record_last_set_info,
5924 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5925 reg_clear_last_set): Likewise.
5926 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5928 * jump.c (reversed_comparison_code_parts): Likewise.
5929 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5930 reg_is_set): Likewise.
5931 * loop-iv.c (mark_altered): Likewise.
5932 * mode-switching.c (reg_becomes_live): Likewise.
5933 * optabs.c (no_conflict_move_test): Likewise.
5934 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5936 * postreload.c (reload_combine_note_store, move2add_note_store):
5938 * regmove.c (flags_set_1): Likewise.
5939 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5941 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5943 * resource.c (update_live_status): Likewise.
5944 * rtl.h (set_of, note_stores): Likewise.
5945 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5946 note_stores, parms_set): Likewise.
5947 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5948 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5950 * var-tracking.c (count_stores, add_stores): Likewise.
5952 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * alias.c (mems_in_disjoint_alias_sets_p,
5955 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5956 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5957 write_dependence_p, mems_in_disjoint_alias_sets_p,
5958 read_dependence, true_dependence, canon_true_dependence,
5959 anti_dependence, output_dependence): Constify.
5960 * combine.c (extended_count): Likewise.
5961 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5962 * cselib.c (get_value_hash, references_value_p,
5963 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5964 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5965 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5966 * function.c (contains, prologue_epilogue_contains,
5967 sibcall_epilogue_contains): Likewise.
5968 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5969 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5970 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5971 reg_or_subregno): Likewise.
5972 * recog.c (asm_noperands): Likewise.
5973 * reload1.c (function_invariant_p): Likewise.
5974 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5975 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5976 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5977 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5978 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5979 extended_count, prologue_epilogue_contains,
5980 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5981 canon_true_dependence, read_dependence, anti_dependence,
5982 output_dependence): Likewise.
5983 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5985 2007-07-30 Julian Brown <julian@codesourcery.com>
5987 * config/arm/neon.md (V_ext): New mode attribute.
5988 (neon_vget_lane<mode>): Replace with define_expand.
5989 (neon_vget_lane<mode>_sext_internal)
5990 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5991 and quad precision vectors.
5992 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5993 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5994 have typeless 32-bit result.
5996 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5999 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6001 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6002 use sizetype for rest.
6003 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6004 (aff_combination_convert): Don't convert rest for pointer types.
6006 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6008 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6010 * tree-ssa-alias.c: Add alloc-pool.h.
6011 (init_alias_info): Free alias_bitmap_obstack.
6012 (delete_alias_info): Call delete_mem_ref_stats.
6013 (get_mem_sym_stats_for): Use alloc_pool.
6014 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6015 (delete_mem_sym_stats): Removed.
6017 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6019 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6020 functions cannot be represented as classical distance vectors.
6022 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6024 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6025 * builtins.c (validate_arg, builtin_mathfn_code,
6026 validate_arglist): Likewise.
6027 * calls.c (call_expr_flags): Likewise.
6028 * combine.c (reg_nonzero_bits_for_combine,
6029 reg_num_sign_bit_copies_for_combine, get_last_value,
6030 reg_truncated_to_mode): Likewise.
6031 * emit-rtl.c (subreg_lowpart_p): Likewise.
6032 * expr.c (highest_pow2_factor_for_target,
6033 categorize_ctor_elements_1, categorize_ctor_elements,
6034 count_type_elements, contains_packed_reference,
6035 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6036 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6037 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6038 native_encode_int, native_encode_real, native_encode_complex,
6039 native_encode_vector, native_encode_expr, native_interpret_int,
6040 native_interpret_real, native_interpret_complex,
6041 native_interpret_vector, native_interpret_expr): Likewise.
6042 * function.c (use_register_for_decl): Likewise.
6043 * gimplify.c (get_name): Likewise.
6044 * langhooks-def.h (lhd_return_null_const_tree): New.
6045 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6046 * langhooks.c (lhd_return_null_const_tree): New.
6047 * langhooks.h (lang_get_callee_fndecl): Constify.
6048 * output.h (constructor_static_from_elts_p): Likewise.
6049 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6050 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6051 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6052 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6053 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6054 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6055 * rtlhooks-def.h (reg_nonzero_bits_general,
6056 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6058 * rtlhooks.c (reg_num_sign_bit_copies_general,
6059 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6061 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6062 * stor-layout.c (mode_for_size_tree): Likewise.
6063 * tree-ssa-loop-im.c (memref_eq): Likewise.
6064 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6065 * tree.c (contains_placeholder_p, type_list_equal,
6066 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6068 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6069 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6070 contains_placeholder_p, contains_packed_reference,
6071 get_callee_fndecl, operand_equal_for_phi_arg_p,
6072 warn_if_unused_value, is_body_block, native_encode_expr,
6073 native_interpret_expr, fold_convertible_p, operand_equal_p,
6074 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6075 validate_arglist, simple_cst_equal, type_list_equal,
6076 use_register_for_decl, call_expr_flags, get_name,
6077 highest_pow2_factor): Likewise.
6078 (const_call_expr_arg_iterator_d,
6079 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6080 first_const_call_expr_arg, more_const_call_expr_args_p,
6081 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6082 * varasm.c (constructor_static_from_elts_p): Constify.
6084 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6086 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6087 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6088 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6089 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6090 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6091 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6092 spelling conventions.
6093 * doc/invoke.texi: Follow spelling conventions.
6095 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6096 Revital Eres <eres@il.ibm.com>
6098 * modulo-sched.c (sms_schedule): Avoid loops which includes
6099 auto-increment instructions.
6101 2007-07-28 Richard Guenther <rguenther@suse.de>
6104 * fold-const.c (fold_cond_expr_with_comparison): Convert
6105 operand zero of MIN/MAX_EXPR to correct type.
6107 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6109 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6110 flags_from_decl_or_type): Constify.
6111 * gcc.c (do_spec_1): Likewise.
6112 * print-tree.c (dump_addr, print_node_brief): Likewise.
6113 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6114 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6115 tree_purge_all_dead_eh_edges): Likewise.
6116 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6117 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6119 * tree.c (expr_location, expr_has_location, expr_locus,
6120 expr_filename, expr_lineno, get_inner_array_type,
6121 fields_compatible_p): Likewise.
6122 * tree.h (get_inner_array_type, fields_compatible_p,
6123 expr_location, expr_has_location, expr_locus, expr_filename,
6124 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6125 setjmp_call_p, alloca_call_p): Likewise.
6127 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6129 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6130 TV_FLOW_INSENSITIVE.
6132 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6134 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6135 (compute_flow_insensitive_aliasing): Ditto for
6136 TV_FLOW_INSENSITIVE.
6138 2007-07-27 Jan Hubicka <jh@suse.cz>
6140 * config/i386/i386.c (register_move_cost): Remove accidentally
6141 comitted #if 0 block.
6143 * attribs.c: Include hashtab.h
6144 (attribute_hash): New.
6145 (substring): New structure.
6146 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6148 (init_attributes): Initialize attribute hash.
6149 (decl_attributes): Use attribute hash.
6150 * Makefile.in (attribs.c): Depend on hashtab.h.
6152 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6154 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6156 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6158 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6159 __mips_dspr2 and __mips_dsp_rev macros.
6160 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6162 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6164 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6166 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6170 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6171 and the updating of the live and do_not_gen sets.
6172 (df_note_bb_compute): Added updating of live and do_not_gen sets
6173 for regular defs so that the case of clobber inside conditional
6174 call is processed correctly.
6176 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6178 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6179 operands with compatible type.
6181 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6183 * expr.h (store_bit_field): Don't return a value.
6184 * expmed.c (check_predicate_volatile_ok): New function.
6185 (store_bit_field_1): New function, extracted from store_bit_field.
6186 Take a fallback_p argument and return true if the operation succeeded.
6187 Only use store_fixed_bit_field if fallback_p. Don't recompute
6188 mode_for_extraction; use op_mode instead. Try forcing memories
6189 into registers if the insv expander fails.
6190 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6191 Don't return a value.
6192 (convert_extracted_bit_field): New function, extracted from
6194 (extract_bit_field_1): Likewise. Take a fallback_p argument
6195 and return NULL if the operation succeeded. Only use
6196 extract_fixed_bit_field if fallback_p. Only calculate one
6197 extraction mode. Combine code for extv and extzv. Try forcing
6198 memories into registers if the ext(z)v expander fails.
6199 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6201 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6203 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6205 (df_ref): Likewise. Put regno with other integer fields.
6207 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6209 * df.h (df_mw_hardreg): Remove "loc" field.
6210 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6212 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6213 split out from df_set_unused_notes_for_mw. Return false for
6214 partial references. Assert that mw_reg is a REG when returning true.
6215 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6216 (df_whole_mw_reg_dead_p): New function, split out from
6217 df_set_dead_notes_for_mw. Return false for partial references.
6218 Assert that mw_reg is a REG when returning true.
6219 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6220 Remove redundant bitmap check.
6222 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6224 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6225 ($(T)crtend.o): Likwise.
6226 ($(T)crtbeginS.o): Likwise.
6227 ($(T)crtendS.o): Likwise.
6228 ($(T)crtfastmath.o): Likwise.
6230 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6232 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6233 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6234 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6235 and x_n_bbs_in_dom_tree fields.
6237 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6239 PR tree-optimization/32087
6240 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6241 Do not call scale_bbs_frequencies_int with prob of zero.
6243 2007-07-26 Julian Brown <julian@codesourcery.com>
6245 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6246 (neon_element_bits): Add prototypes.
6247 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6248 (neon_const_bounds, neon_element_bits): New functions.
6249 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6250 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6251 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6252 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6253 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6254 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6255 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6256 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6257 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6258 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6259 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6260 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6261 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6263 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6265 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6266 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6268 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6269 Julian Brown <julian@codesourcery.com>
6271 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6272 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6273 * config/arm/cortex-a8.md: New.
6274 * config/arm/cortex-a8-neon.md: New.
6275 * config/arm/neon-schedgen.ml: New.
6276 * config/arm/neon.md (vqh_mnem): New.
6278 (Is_float_mode): New.
6279 (Scalar_mul_8_16): New.
6281 (V_mode_nunits): New.
6282 (All instruction patterns): Annotate with neon_type attribute
6284 * config/arm/arm.md: Include cortex-a8.md.
6285 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6287 Annotate instruction patterns accordingly.
6288 (generic_sched): Do not use generic scheduling for Cortex-A8.
6289 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6291 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6293 * fold-const.c (fold_read_from_constant_string): Use
6295 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6297 2007-07-26 Nick Clifton <nickc@redhat.com>
6299 * tree-ssa-operands.h: Change copyright header to refer to version
6300 3 of the GNU General Public License and to point readers at the
6301 COPYING3 file and the FSF's license web page.
6302 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6303 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6304 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6305 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6306 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6307 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6308 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6309 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6310 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6311 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6312 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6313 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6314 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6315 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6316 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6317 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6318 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6319 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6320 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6321 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6322 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6323 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6324 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6325 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6326 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6327 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6328 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6329 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6330 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6331 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6332 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6333 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6334 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6335 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6336 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6337 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6338 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6339 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6340 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6341 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6342 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6343 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6344 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6345 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6346 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6347 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6348 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6349 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6350 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6351 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6352 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6353 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6354 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6355 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6356 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6357 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6358 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6359 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6360 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6361 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6362 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6363 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6364 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6365 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6366 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6367 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6368 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6369 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6370 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6371 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6372 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6373 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6374 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6375 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6376 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6377 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6378 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6379 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6380 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6381 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6382 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6383 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6384 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6385 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6386 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6387 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6388 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6389 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6390 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6391 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6392 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6393 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6394 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6395 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6396 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6397 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6398 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6399 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6400 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6401 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6402 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6403 convert.c, convert.h, langhooks-def.h, reload1.c,
6404 tree-ssa-operands.c: Likewise.
6406 2007-07-26 Jan Hubicka <jh@suse.cz>
6408 * tree-ssa-live.c: Include debug.h and flags.h.
6409 (mark_scope_block_unused): New function.
6410 (remove_unused_scope_block_p): New function.
6411 (remove_unused_locals): Remove unused blocks too.
6413 2007-07-25 Ian Lance Taylor <iant@google.com>
6415 * combine.c (combine_max_regno): Remove. Remove all uses.
6416 (struct reg_stat_struct): Rename from struct reg_stat.
6417 (reg_stat_type): Define, and declare VECs.
6418 (reg_stat): Change from pointer to VEC. Change all uses.
6419 (combine_split_insns): New static function.
6420 (try_combine, find_split_point): Call it instead of split_insns.
6422 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6424 * cfghooks.c (split_block): Fix the information about loop latch.
6426 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6428 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6430 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6432 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6433 Scan the new edge for loop exit info.
6435 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6437 * config/darwin.c: Include debug.h.
6439 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6442 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6444 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6446 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6447 (HARD_REGNO_MODE_OK): Ditto.
6448 (MODES_TIEABLE_P): Ditto.
6449 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6450 (CLASS_MAX_NREGS): Ditto.
6451 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6452 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6453 (divdf3_internal_thr): Removed.
6454 * config/ia64/div.md: New file.
6455 * config/ia64/constraints.md: Add H constraint.
6457 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6459 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6460 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6461 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6462 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6463 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6464 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6465 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6466 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6467 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6468 dump_sbitmap_file, debug_sbitmap, popcount_table,
6469 sbitmap_popcount): Constify.
6470 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6471 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6472 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6473 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6474 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6475 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6476 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6477 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6478 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6479 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6480 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6482 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6484 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6485 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6486 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6487 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6488 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6489 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6490 bitmap_intersect_p, bitmap_intersect_compl_p,
6491 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6492 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6494 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6495 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6496 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6497 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6498 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6499 debug_bitmap, debug_bitmap_file, bitmap_print,
6500 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6501 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6503 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6505 * config/darwin.c (darwin_override_options): Additional fix for
6506 debug info formats that don't support var tracking.
6508 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6510 * cselib.c (entry_and_rtx_equal_p): Constify.
6511 * gengtype.c (output_mangled_typename, write_types, write_local):
6513 * gengtype.h (const_type_p): New.
6514 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6516 * tlink.c (scan_linker_output): De-constify.
6517 * tree-ssa-loop-im.c (memref_eq): Constify.
6518 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6519 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6521 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6523 * c-common.c (fname_as_string, c_type_hash): Constify.
6524 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6525 * cgraph.c (edge_hash, edge_eq): Likewise.
6526 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6527 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6528 reg_attrs_htab_eq): Likewise.
6529 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6531 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6532 const_decl_t, const_state_t, const_automata_list_el_t): New.
6533 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6534 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6535 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6536 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6537 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6538 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6539 compare_max_occ_cycle_nums, out_state_arcs_num,
6540 compare_transition_els_num, units_cmp, state_reservs_cmp):
6542 * genmodes.c (cmp_modes): Likewise.
6543 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6544 * gimplify.c (compare_case_labels): Likewise.
6545 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6546 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6547 * matrix-reorg.c (mtt_info_hash): Likewise.
6548 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6549 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6550 (htab_hash_bucket, htab_hash_elem): Constify.
6551 * tree-browser.c (TB_parent_eq): Likewise.
6552 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6553 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6554 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6555 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6557 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6558 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6559 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6560 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6561 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6563 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6564 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6565 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6566 * tree-ssa-threadupdate.c (redirection_data_hash,
6567 redirection_data_eq): Likewise.
6568 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6569 * tree-ssa.c (var_ann_eq): Likewise.
6570 * tree-vrp.c (compare_case_labels): Likewise.
6571 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6572 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6573 tree_not_check_failed, tree_class_check_failed,
6574 tree_range_check_failed, tree_not_class_check_failed,
6575 omp_clause_check_failed, omp_clause_range_check_failed,
6576 tree_contains_struct_check_failed, tree_operand_check_failed):
6578 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6579 tree_not_check_failed, tree_class_check_failed,
6580 tree_range_check_failed, tree_not_class_check_failed,
6581 tree_operand_check_failed, omp_clause_operand_check_failed,
6582 tree_operand_length): Likewise.
6583 * var-tracking.c (const_variable): New.
6584 (variable_htab_hash, variable_htab_eq): Constify.
6585 * varasm.c (const_desc_hash): Likewise.
6587 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * expr.c (handled_component_p): Constify.
6590 * fold-const.c (fit_double_type): Likewise.
6591 * real.h (real_value_from_int_cst): Likewise.
6592 * tree-flow-inline.h (gimple_in_ssa_p,
6593 gimple_aliases_computed_p, gimple_addressable_vars,
6594 gimple_call_clobbered_vars, gimple_referenced_vars,
6595 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6596 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6597 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6598 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6599 is_label_stmt, is_global_var, phi_ssa_name_p,
6600 factoring_name_p, is_call_clobbered, tree_common_ann,
6601 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6602 unmodifiable_var_p, array_ref_contains_indirect_ref,
6603 ref_contains_array_ref, lookup_subvars_for_var,
6604 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6605 gimple_mem_ref_stats): Likewise.
6606 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6607 may_aliases, is_exec_stmt, is_label_stmt,
6608 ref_contains_array_ref, array_ref_contains_indirect_ref,
6609 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6610 unmodifiable_var_p): Likewise.
6611 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6612 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6613 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6614 cst_and_fits_in_hwi, real_value_from_int_cst,
6615 build_real_from_int_cst, integer_zerop, integer_onep,
6616 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6617 tree_floor_log2, real_zerop, real_onep, real_twop,
6618 real_minus_onep, really_constant_p, purpose_member, chain_member,
6619 list_length, fields_length, int_size_in_bytes, bit_position,
6620 int_bit_position, byte_position, int_byte_position, expr_align,
6621 array_type_nelts, tree_node_structure,
6622 type_contains_placeholder_1, iterative_hash_pointer,
6623 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6624 tree_map_base_eq, type_hash_list, type_hash_eq,
6625 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6626 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6627 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6628 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6629 int_fits_type_p, get_containing_scope, decl_function_context,
6630 decl_type_context, omp_clause_operand_check_failed,
6631 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6632 * tree.h (omp_clause_operand_check_failed, tree_size,
6633 build_real_from_int_cst, array_type_nelts, purpose_member,
6634 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6635 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6636 is_attribute_p, check_qualified_type, expr_align,
6637 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6638 int_byte_position, list_length, fields_length, initializer_zerop,
6639 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6640 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6641 tree_node_structure, handled_component_p, get_containing_scope,
6642 decl_function_context, decl_type_context, real_zerop,
6643 type_num_arguments, fit_double_type, really_constant_p,
6644 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6645 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6646 real_twop, real_minus_onep, int_cst_value): Likewise.
6648 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6650 * cfglayout.c (insn_scope, insn_line): Constify.
6651 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6652 const_double_htab_hash, const_double_htab_eq,
6653 mem_attrs_htab_hash): Likewise.
6654 * loop-iv.c (biv_eq): Likewise.
6655 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6656 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6657 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6659 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6660 error_for_asm, warning_for_asm, _fatal_insn,
6661 _fatal_insn_not_found): Likewise.
6662 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6663 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6664 rtl_check_failed_type2, rtl_check_failed_code1,
6665 rtl_check_failed_code2, rtl_check_failed_code_mode,
6666 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6667 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6668 rtl_check_failed_type2, rtl_check_failed_code1,
6669 rtl_check_failed_code2, rtl_check_failed_code_mode,
6670 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6671 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6672 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6673 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6674 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6675 rtx_unstable_p, get_integer_term, get_related_value,
6676 offset_within_block_p, reg_mentioned_p, count_occurrences,
6677 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6678 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6679 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6680 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6681 find_constant_src, find_reg_fusage, find_regno_fusage,
6682 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6683 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6684 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6685 computed_jump_p, auto_inc_p, in_expr_list_p,
6686 remove_node_from_expr_list, loc_mentioned_in_p,
6687 label_is_jump_target_p, reversed_comparison_code_parts,
6688 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6689 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6690 print_inline_rtx): Likewise.
6691 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6692 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6693 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6694 get_integer_term, get_related_value, offset_within_block_p,
6695 count_occurrences, reg_mentioned_p, no_labels_between_p,
6696 reg_used_between_p, reg_referenced_p, single_set_2,
6697 multiple_sets, set_noop_p, refers_to_regno_p,
6698 reg_overlap_mentioned_p, dead_or_set_p,
6699 covers_regno_no_parallel_p, covers_regno_p,
6700 dead_or_set_regno_p, find_reg_note, find_regno_note,
6701 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6702 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6703 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6704 side_effects_p, may_trap_p_1, may_trap_p,
6705 may_trap_after_code_motion_p, may_trap_or_fault_p,
6706 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6707 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6708 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6709 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6710 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6712 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6713 warning_for_asm): Likewise.
6714 * tree.h (print_rtl): Likewise.
6715 * varasm.c (get_pool_mode): Likewise.
6717 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6719 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6720 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6721 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6722 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6723 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6724 * ddg.c (compare_sccs): Likewise.
6725 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6726 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6727 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6728 decimal_do_fix_trunc, decimal_real_to_integer,
6729 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6730 * dse.c (const_group_info_t): New.
6731 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6732 * dwarf2out.c (const_dw_die_ref): New.
6733 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6734 * tree-browser.c (TB_parent_eq): Likewise.
6735 * unwind-dw2-fde.c (__register_frame_info_bases,
6736 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6737 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6739 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6740 * unwind-dw2.c (uw_frame_state_for): Likewise.
6741 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6742 * value-prof.h (const_histogram_value): New.
6744 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6746 * config/mips/mips.c (machine_function): Add
6747 initialized_mips16_gp_pseudo_p.
6748 (mips16_gp_pseudo_reg): Do not emit the initialization of
6749 mips16_gp_pseudo_rtx when being called from the gimple cost-
6750 calculation routines; emit it on the first use outside those
6753 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6755 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6758 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6759 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6760 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6761 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6762 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6763 Preserve const-ness of parameters through use of __typeof(),
6764 also constify and tidy.
6766 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6767 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6768 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6769 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6770 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6771 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6772 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6773 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6774 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6776 2007-07-25 Julian Brown <julian@codesourcery.com>
6777 Mark Shinwell <shinwell@codesourcery.com>
6779 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6780 (alpha_mangle_type): This.
6781 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6782 (TARGET_MANGLE_TYPE): Define this instead.
6783 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6784 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6785 (arm_init_neon_builtins): Fix comment.
6786 (arm_mangle_map_entry): New.
6787 (arm_mangle_map): New.
6788 (arm_mangle_type): New.
6789 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6790 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6791 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6792 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6793 (TARGET_MANGLE_TYPE): Define this instead.
6794 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6795 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6796 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6797 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6798 (TARGET_MANGLE_TYPE): Define this instead.
6799 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6801 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6802 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6803 (TARGET_MANGLE_TYPE): Define this instead.
6804 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6805 (s390_mangle_type): This.
6806 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6807 (TARGET_MANGLE_TYPE): Define this instead.
6808 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6809 (sparc_mangle_type): This.
6810 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6811 (TARGET_MANGLE_TYPE): Define this instead.
6812 * cp/mangle.c (write_type): Call mangle_type target hook on all
6813 types before mangling. Use original type, not main variant, as
6815 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6816 (TARGET_MANGLE_TYPE): This.
6817 * target.h (gcc_target): Rename mangle_fundamental_type to
6819 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6820 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6822 2007-07-25 Julian Brown <julian@codesourcery.com>
6823 Paul Brook <paul@codesourcery.com>
6824 Joseph Myers <joseph@codesourcery.com>
6825 Mark Shinwell <shinwell@codesourcery.com>
6827 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6828 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6829 (with_fpu): Allow --with-fpu=neon.
6830 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6831 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6832 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6833 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6834 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6835 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6836 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6837 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6838 (output_move_neon): Add prototypes.
6839 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6840 (all_fpus): Add FPUTYPE_NEON.
6841 (fp_model_for_fpu): Add NEON field.
6842 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6843 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6845 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6847 (thumb2_legitimate_address_p): Likewise.
6848 (neon_valid_immediate): Recognize and prepare constants suitable for
6850 (neon_immediate_valid_for_move): New function. Recognize and prepare
6851 immediates for NEON move instructions.
6852 (neon_immediate_valid_for_logic): New function. Recognize and
6853 prepare immediates for NEON logic instructions.
6854 (neon_output_logic_immediate): New function. Create asm string
6855 suitable for outputting immediate logic instructions.
6856 (neon_pairwise_reduce): New function. Implement reduction using
6857 pairwise operations.
6858 (neon_expand_vector_init): New function. Expand a (possibly
6859 non-constant) vector initialization.
6860 (neon_vector_mem_operand): New function. Memory operands supported
6861 for quad-word loads/stores to/from ARM or NEON registers. Don't
6862 allow base+offset addressing for core regs.
6863 (neon_struct_mem_operand): New function. Valid mems for NEON
6865 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6866 from neon_vector_mem_operand addresses without a secondary register.
6867 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6868 (add_minipool_backward_ref): Likewise.
6869 (dump_minipool): Likewise.
6870 (push_minipool_fix): Likewise.
6871 (output_move_quad): New function. Output quad-word moves, loads and
6872 stores using ARM registers.
6873 (output_move_vfp): Add support for vectors in VFP (NEON) D
6875 (output_move_neon): Output a NEON load/store to/from a quadword
6877 (arm_print_operand): Implement new codes:
6878 - 'c' for unadorned integers (without a # sign).
6879 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6881 - 'e', 'f' for the low and high D parts of a NEON Q register.
6882 - 'q' outputs a NEON Q register.
6883 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6884 - 'T' prints NEON opcode features from a coded bitmask.
6885 - 'F' is similar to T, but signed/unsigned codes both print as
6887 - 't' is similar to T, but 'u' is printed instead of 'p'.
6888 - 'O' prints 'r' if NEON instruction should perform rounding (as
6889 specified by bitmask), else prints nothing.
6890 - '#' is a punctuation character to stop operand numbers from
6891 running together with following digits in the assembler
6892 strings for instructions (when using mode attributes).
6893 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6894 constant vectors in big-endian mode, where necessary.
6895 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6896 Handle EI, OI, CI, XI modes.
6897 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6898 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6899 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6900 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6901 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6903 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6904 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6905 to turn v8qi, etc. into bits defined above.
6906 (neon_itype): New enumeration. Classifications of NEON builtins.
6907 (neon_builtin_datum): Define struct. Contains information about
6908 a single builtin (with multiple modes).
6909 (CF): Define helper macro for...
6910 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6912 (neon_builtin_data): New array. Define information about builtins
6913 for use during initialization/expansion.
6914 (arm_init_neon_builtins): New function.
6915 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6917 (neon_builtin_compare): New function.
6918 (locate_neon_builtin_icode): New function. Find an insn code for a
6919 builtin given a function code for that builtin. Also return type of
6920 builtin (NEON_BINOP, NEON_UNOP etc.).
6921 (builtin_arg): New enumeration. Types of arguments for builtins.
6922 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6923 Takes a variable argument list of builtin_arg types, terminated by
6925 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6926 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6927 (neon_emit_pair_result_insn): New function. Support returning pairs
6928 of vectors via a pointer.
6929 (neon_disambiguate_copy): New function. Set up operands for a
6930 multi-word copy such that registers do not get clobbered.
6931 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6932 ARM_BUILTIN_NEON_BASE.
6933 (arm_file_start): Set float-abi attribute for NEON.
6934 (arm_vector_mode_supported_p): Enable NEON vector modes.
6935 (arm_mangle_map_entry): New.
6936 (arm_mangle_map): New.
6937 (arm_mangle_vector_type): New.
6938 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6940 (TARGET_NEON): New macro. Target supports NEON.
6941 (fputype): Add FPUTYPE_NEON.
6942 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6943 for vectorization based on command-line arg.
6944 (NEON_REGNO_OK_FOR_NREGS): Define.
6945 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6946 (VALID_NEON_STRUCT_MODE): Define.
6947 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6948 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6949 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6950 (consttable_16): Add pattern for outputting 16-byte minipool
6952 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6954 (vec-common.md, neon.md): Include md files.
6955 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6956 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6957 (memory_constraint "Ut", "Un", "Us"): Define.
6958 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6959 (MMX_char): New mode attribute.
6960 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6961 (*add<mode>3_iwmmxt): New insn pattern.
6962 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6963 (*sub<mode>3_iwmmxt): New insn pattern.
6964 (mulv4hi3): Rename to...
6965 (*mulv4hi3_iwmmxt): This.
6966 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6967 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6968 (uminv4hi3, uminv2si3): Remove. Replace with...
6969 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6970 (*umin<mode>3_iwmmxt): These.
6971 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6972 (ashr<mode>3_iwmmxt): This new pattern.
6973 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6974 (lshr<mode>3_iwmmxt): This new pattern.
6975 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6976 (ashl<mode>3_iwmmxt): This new pattern.
6977 * config/arm/neon-docgen.ml: New file. Generate documentation for
6979 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6980 * config/arm/arm_neon.h: New (autogenerated).
6981 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6983 * config/arm/neon.md: New file. Define NEON instructions.
6984 * config/arm/neon.ml: New file. Abstract description of NEON
6985 instructions, used to generate arm_neon.h header, documentation and
6987 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6988 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6990 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6992 (ARM NEON Intrinsics): New subsection.
6993 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6995 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6997 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7000 2007-07-24 Jan Hubicka <jh@suse.cz>
7002 * regclass.c (move_table): New type.
7003 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7004 (init_move_cost): Break out from ...
7005 (init_reg_sets_1): ... here; simplify computation of
7006 have_regs-of_mode and contains_reg_of_mode.
7007 (record_reg_classes): Unswitch internal loops.
7008 (copy_cost): Trigger lazy initialization of move cost
7009 (record_address_regs): Likewise.
7011 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7013 * config/darwin.c (darwin_override_options): Don't force on
7014 flag_var_tracking_uninit when no debug info is requested.
7016 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7018 * cfgloop.c (init_loops_structure): New function.
7019 (flow_loops_find): Create root of the loop tree unconditionally.
7021 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7023 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7025 2007-07-24 Jan Hubicka <jh@suse.cz>
7027 * caller-save.c: Include ggc.h, gt-caller-save.h
7028 (reg_save_code, reg_restore_code): Rename to ...
7029 (cached_reg_save_code, cached_reg_restore_code): ... those.
7030 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7031 (reg_save_code, reg_restore_code): New functions.
7032 (init_caller_save): Do not intialize
7033 reg_save_code/reg_restore_code tables.
7034 * Makefile.in: (gt-caller-save.h): New.
7036 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7038 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7039 with the mode of the original operand instead of
7042 2007-07-23 Jan Hubicka <jH@suse.cz>
7044 * i386.c (ix86_secondary_memory_needed): Break out to...
7045 (inline_secondary_memory_needed): ... here.
7046 (ix86_memory_move_cost): Break out to ...
7047 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7048 maximum of input and output; fix handling of Q_REGS on 64bit.
7049 (ix86_secondary_memory_needed): Microoptimize.
7051 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7053 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7054 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7055 stmts_from_loop, known_dependences_p, build_rdg): New.
7056 * tree-data-ref.h: Depends on graphds.h.
7057 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7058 (build_rdg): Declared.
7059 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7061 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7063 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7066 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7067 Jakub Jelinek <jakub@redhat.com>
7069 PR middle-end/PR28690
7070 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7072 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7073 and MEM_POINTER operands over REG and MEM operands.
7074 (swap_commutative_operands_p): Change return value to bool.
7075 * rtl.h: Update the corresponding prototype.
7076 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7077 instead of gen_rtx_PLUS.
7078 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7079 value to bool. Change function arguments to rtx's and update code
7081 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7082 calls to match the new declaration.
7083 * simplify-rtx.c (simplify_associative_operation): Don't
7084 reorder simplify_binary_operation arguments.
7086 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7088 * config/mips/mips.c (override_options): Use mips_costs to derive
7089 the default branch cost.
7090 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7092 * config/mips/mips.opt (mbranch-cost=): New option.
7093 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7095 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7097 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7098 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7099 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7100 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7102 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7104 * config/mips/constraints.md (ks): New constraint.
7105 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7106 (*add<mode>3_mips16): ...here.
7108 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7110 * optabs.h (enum optab_index): Add new OTI_signbit.
7111 (signbit_optab): Define corresponding macro.
7112 (enum insn_code signbit_optab[]): Remove array.
7113 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7114 (expand_copysign_absneg): If back end provides signbit insn, use it
7115 instead of bit operations on floating point argument.
7116 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7117 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7118 for availability of signbit insn.
7120 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7121 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7122 SSE mode is not active.
7123 (isinf<mode>2): Disable for mfpmath=sse,387.
7125 2007-07-22 Ben Elliston <bje@au.ibm.com>
7127 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7129 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7131 2007-07-20 Richard Guenther <rguenther@suse.de>
7133 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7134 integral typed condition.
7135 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7136 booleanness. Only preserve conversions from a non-base
7137 type to a base type, not in general between types with
7138 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7139 * tree.def (COND_EXPR): Document that the condition
7140 can be of any integral type.
7142 2007-07-20 Nigel Stephens <nigel@mips.com>
7143 Richard Sandiford <richard@codesourcery.com>
7145 * config/mips/mips.h (mips_dwarf_regno): Declare.
7146 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7147 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7148 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7149 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7150 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7151 (REG_CLASS_NAMES): Update accordingly.
7152 * config/mips/mips.c (mips_dwarf_regno): New array.
7153 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7154 (mips_subword): Remove special handling for accumulator registers.
7155 (override_options): Initiailize mips_dwarf_regno. Remove use
7157 (mips_swap_registers): New function.
7158 (mips_conditional_register_usage): Swap accumulator registers
7159 around if TARGET_LITTLE_ENDIAN.
7160 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7161 * config/mips/constraints.md (h, l): Use the endianness to choose
7162 between MD0_REG and MD1_REG.
7163 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7164 alternative-dependent template.
7166 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7168 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7171 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7173 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7174 predecessor fallthru flags.
7176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7178 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7179 of compare to the same type.
7180 * cfgloopmanip.c (add_loop): Update information about loop exits.
7181 (loop_version): Remove the innermost loop requirement.
7182 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7183 to sizetype for pointers.
7185 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7187 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7188 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7189 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7191 * config/dfp-bit.c: Empty for TFmode conversions.
7193 2007-07-18 Caroline Tice <ctice@apple.com>
7195 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7196 and handle them correctly; check that src is not NULL before
7198 (find_src_set_src): Likewise.
7200 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7202 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7203 (struct alignment_context, init_alignment_context): New.
7204 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7205 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7206 (XCHAL_HAVE_S32C1I): Likewise.
7207 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7208 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7209 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7210 (ATOMIC, HQI): New macros.
7211 (memory_barrier, *memory_barrier): New.
7212 (sync_lock_releasesi): New.
7213 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7214 (sync_lock_test_and_set<mode>): New.
7215 (sync_<atomic><mode>): New.
7216 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7217 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7218 (xtensa_expand_atomic): New.
7220 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7225 transformation for builtin ISNORMAL.
7226 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7227 * builtins.def (BUILT_IN_ISNORMAL): New.
7228 * doc/extend.texi: Document isnormal.
7230 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7234 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7235 optabs infrastructure. Provide generic implementation for
7237 (expand_builtin): Handle FINITE/ISFINITE.
7238 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7239 (fold_builtin_1): Likewise.
7241 * builtins.def (BUILT_IN_ISFINITE): New.
7243 * doc/extend.texi: Document isfinite.
7245 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7250 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7251 generic fallback for isinf.
7252 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7253 calculation code ...
7254 * real.c (get_max_float): ... to here.
7255 * real.h (get_max_float): New.
7257 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7261 * builtin-attrs.def (ATTR_TYPEGENERIC,
7262 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7264 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7265 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7266 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7267 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7269 * c-common.c (handle_type_generic_attribute): New.
7270 (c_common_attribute_table): Add "type generic".
7272 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7274 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7276 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7277 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7280 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7283 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7284 checking that the operand is an expression.
7286 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7287 Danny Smith <dannysmith@users.sourceforge.net>
7290 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7291 file mapping object in local namespace if Windows version later
7294 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7296 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7297 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7298 arm_cannot_force_const_mem.
7299 (arm_cannot_force_const_mem): New function.
7300 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7301 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7302 of arm_tls_referenced_p.
7303 * config/arm/arm.md (movsi): Split out-of-section constants when
7304 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7305 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7307 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7309 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7311 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7313 * config/mips/mips.md (*extendqihi2): Convert the destination
7316 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7318 * config/pa/fptr.c: Update license header.
7319 * config/pa/milli64.S: Likewise.
7321 2007-07-17 Nick Clifton <nickc@redhat.com>
7323 * COPYING_v3: New file. Contains version 3 of the GNU General
7325 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7326 Lesser General Public License.
7327 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7328 the GNU General Public License.
7330 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7332 PR rtl-optimization/32773
7333 * cfglayout.c (force_one_exit_fallthru): New function.
7334 (cfg_layout_finalize): Use it.
7336 2007-07-16 Richard Guenther <rguenther@suse.de>
7337 Uros Bizjak <ubizjak@gmail.com>
7339 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7340 before forcing it to gimple operand.
7342 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7343 David Ung <davidu@mips.com>
7345 * config/mips/mips.h (TUNE_24K): Define.
7346 (TUNE_MACC_CHAINS): Add TUNE_24K.
7347 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7349 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7350 (r74k_int_madd): .. this new reservation.
7351 (define_bypass): Fixed bypasses for r74k_int_madd to use
7353 * config/mips/24k.md (define_bypass): Define new
7354 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7356 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7357 Nigel Stephens <nigel@mips.com>
7359 * config/mips/mips.md: Include 20kc.md.
7360 * config/mips/20kc.md: New file.
7361 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7362 (mips_adjust_cost): Tweak for 20Kc.
7363 (mips_issue_rate): Likewise.
7364 * config/mips/mips.h (TUNE_20KC): Define.
7366 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7368 * config/rs6000/rs6000.c (struct processor_cost): Add
7369 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7371 (*_cost): Add cache information.
7372 (rs6000_override_options): Set cache parameters.
7374 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7377 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7378 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7380 2007-07-16 Paul Brook <paul@codesourcery.com>
7383 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7384 (cirrus_thumb2_movsi_insn): Ditto.
7386 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7388 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7391 2007-07-15 Andrew Haley <aph@redhat.com>
7393 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7394 before looking in the context.
7396 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7400 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7401 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7402 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7403 (pa_output_function_prologue): Use rp_saved and
7404 current_function_is_leaf to generate .CALLINFO statement.
7405 (hppa_expand_prologue): Set rp_saved.
7406 (hppa_expand_epilogue): Use rp_saved.
7407 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7408 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7410 2007-07-14 Dirk Mueller <dmueller@suse.de>
7412 * omega.c (coalesce): Fix memory leak on early exit.
7413 * matrix-reorg.c (check_allocation_function): Likewise.
7414 * tree-vect-transform.c (vect_get_new_vect_var): free result
7416 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7417 pass pointer to edge vector
7418 (partition_hot_cold_basic_blocks): Fix memory leak.
7419 * collect2.c (prefix_from_string): Free temporary storage.
7420 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7422 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7424 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7425 (DO_GLOBAL_DTORS_BODY): Likewise.
7427 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7428 Nigel Stephens <nigel@mips.com>
7430 * config/mips/mips.c (mips_classify_symbol): Don't return
7431 SYMBOL_SMALL_DATA for constant pool addresses if
7432 TARGET_EMBEDDED_DATA is true.
7434 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7436 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7437 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7438 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7439 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7440 __builtin_ia32_storehps, __builtin_ia32_storelps,
7441 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7442 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7443 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7444 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7445 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7446 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7447 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7448 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7449 using def_builtin_const.
7451 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7453 PR tree-optimization/32705
7454 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7455 (simplify_binary_expression): Use SSA_VAL consistently.
7457 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7459 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7460 (SPEFSCR_REGNO): Delete definition.
7461 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7462 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7463 * config/rs6000/rs6000.h: Do not define *_REGNO.
7464 LINK_REGISTER_REGNUM -> LR_REGNO.
7465 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7466 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7468 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7469 R_VRSAVE, R_VSCR. Use them.
7470 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7471 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7472 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7473 * config/rs6000/aix.h: Define R_LR. Use it.
7475 2007-07-13 Caroline Tice <ctice@apple.com>
7477 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7478 flag_var_tracking is explicitly turned off (i.e. when variable
7479 tracking is not feasible); otherwise, turn flag_var_tracking on when
7480 flag_var_tracking_uninit is on.
7481 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7482 note definitions, to allow recording of initialization status in the
7484 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7485 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7486 determine if two note locations are equal.
7487 (output_loc_list): Don't output list entries whose start & end labels
7489 (reg_loc_descriptor): Add parameter for initialization status; pass it
7490 to other loc descriptor functions.
7491 (one_reg_loc_descriptor): Add parameter for initialization status;
7492 check its value and add DW_OP_GNU_uninit to returned loc descr if
7494 (multiple_reg_loc_descriptor): Add parameter for initialization
7496 pass init status argument to other loc descriptor functions; check
7497 value of intialization parameter and add DW_OP_GNU_uninit to returned
7498 loc descr if appropriate.
7499 (based_loc_descr): Add parameter for initialization status; add new
7500 variable for return value; check value of initialization parameter and
7501 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7502 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7503 pass init status argument to other loc descriptor functions; check
7504 value of intialization parameter and add DW_OP_GNU_uninit to returned
7505 loc descr if appropriate.
7506 (mem_loc_descriptor): Likewise.
7507 (concat_loc_descriptor): Likewise.
7508 (concatn_loc_descriptor): Likewise.
7509 (loc_descriptor): Add parameter for initialization status; pass it as
7510 argument to other loc descriptor function calls.
7511 (loc_descriptor_from_tree_1): Add appropriate initialization status
7512 to loc descriptor function calls.
7513 (add_location_or_const_value_attribute): Get initialization status
7514 from VAR_LOCATION note; add initialization status to loc descriptor
7516 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7517 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7518 status is uninitialized, add "[uninint]" to output.
7519 * common.opt (fvar-tracking-uninit): New option, similar to
7520 fvar-tracking, to turn on tracking of uninitialized variables; creates
7521 a new global flag, flag_var_tracking_uninit.
7522 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7523 (enum var_init_status): New type, for var initialization status field.
7524 * var-tracking.c (struct location_chain_def): Two new fields, init,
7525 for initialization status, and set_src for the assignment value expr.
7526 (unshare_variable): New parameter for initialization status;
7527 initialize new init and set_src fields.
7528 (var_reg_set): New parameters for initialization status and value;
7529 pass them to set_variable_part.
7530 (var_mem_set): Likewise.
7531 (get_init_value): New function.
7532 (var_reg_delete_and_set): New initialization status & value
7533 parameters; add call to get_init_value if status is unknown; pass new
7534 parameters to clobber_variable_part and var_reg_set.
7535 (var_mem_delete_and_set): Likewise.
7536 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7537 (var_mem_delete): Likewise.
7538 (variable_union): Pass status to unshare_variable; initialize new init
7539 and set_src fields. If flag_var_tracking_uninit is not set, force
7540 status to initialized.
7541 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7542 used later to get the set_src value.
7543 (find_src_status): New function.
7544 (find_src_set_src): New function.
7545 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7546 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7547 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7548 and var_mem_delete_and_set.
7549 (dump_variable): Print out "[uninit]" if appropriate.
7550 (set_variable_part): Add new initialization and set_src parameters;
7551 pass status to unshare_variable; set node->init and node- >set_src
7552 fields and modify slot in hash table appropriately; save the init and
7553 set_src values if appropriate and assign to the new node.
7554 (clobber_variable_part): New set_src parameter; if two nodes have
7555 same variable and same location but different set_src (assignment)
7556 values, clobber old node.
7557 (delete_variable_part): Pass init status to unshare_variable.
7558 (emit_note_insn_var_location): Add initialized var; assign var's init
7559 status to new 'initialized'; pass new init status field to calls to
7560 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7561 status to initialized.
7562 (emit_notes_in_bb): Pass initialization status to calls to
7563 var_reg_set, var_mem_set, var_reg_delete_and_set and
7564 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7565 var_reg_delete_and_set and var_mem_delete_and_set; call
7566 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7567 make up for change in add_stores.
7568 (vt_add_function_parameters): Add status to calls to
7570 * config/darwin.c (darwin_override_options): Turn on uninitialized
7571 tracking automatically, if var_tracking is on and the system is
7574 2007-07-13 Sa Liu <saliu@de.ibm.com>
7576 * config.gcc: Add options for arch and tune on SPU.
7577 * config/spu/predicates.md: Add constant operands 0 and 1.
7578 * config/spu/spu-builtins.def: Add builtins for double precision
7579 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7580 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7582 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7584 * config/spu/spu-protos.h: Add new function prototypes.
7585 * config/spu/spu.c (spu_override_options): Check options -march and
7587 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7588 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7590 (spu_const_from_int): New. Create a vector constant from 4 ints.
7591 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7592 (spu_emit_vector_compare): New. Emit vector compare.
7593 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7594 * config/spu/spu.h: Add options -march and -mtune. Define processor
7595 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7596 CANONICALIZE_COMPARISON.
7597 * config/spu/spu.md: Add new insns for double precision compare
7598 and double precision vector compare. Add vcond and smax/smin patterns
7599 to enable DFmode vector conditional expression.
7600 * config/spu/spu.opt: Add options -march and -mtune.
7601 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7602 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7603 both CELL and CELLEDP targets: spu_testsv.
7604 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7607 2007-07-13 Richard Guenther <rguenther@suse.de>
7609 PR tree-optimization/32721
7610 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7611 TREE_THIS_VOLATILE on the folded reference.
7612 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7613 if the array reference has TREE_THIS_VOLATILE set.
7615 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7618 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7620 2007-07-13 Andreas Schwab <schwab@suse.de>
7622 * gengtype-lex.l: Allow declarations to be indented.
7624 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7626 * ginclude/tgmath.h: New.
7627 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7628 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7629 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7630 * configure: Regenerate.
7632 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7634 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7635 correct index when setting register save state for xd
7638 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7640 * config/sh/sh.c (mark_use): Remove.
7642 2007-07-12 Paul Brook <paul@codesourcery.com>
7644 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7645 reg does not overlap return value.
7647 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7649 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7650 (set_expression_vuses): Ditto.
7651 (init_pre): Initialize expression_vuses.
7653 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7655 * config/i386/sse.md (storentdf, storentsf): New.
7657 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7659 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7661 * tree.c (build_decl_stat): Move code from here...
7662 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7663 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7664 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7665 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7666 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7669 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7670 Devang Patel <dpatel@apple.com>
7672 PR tree-optimization/25413
7673 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7674 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7675 * tree.h (contains_packed_reference): New.
7676 * expr.c (contains_packed_reference): New.
7677 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7678 (vect_enhance_data_refs_alignment): Call
7679 vector_alignment_reachable_p.
7680 * target.h (vector_alignment_reachable): New builtin.
7681 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7682 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7683 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7685 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7687 * target.h (builtin_vectorization_cost): Add new target builtin.
7688 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7689 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7690 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7691 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7692 uninitialized variables.
7693 * tree-vect-transform.c (cost_for_stmt): New function.
7694 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7695 using cost 1 for all scalar stmts. Be less conservative when
7696 estimating the number of prologue/epulogue iterations. Call
7697 targetm.vectorize.builtin_vectorization_cost. Return
7698 min_profitable_iters-1.
7699 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7700 initialization cost instead of TARG_VEC_STMT_COST. Use
7701 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7702 epilogue code. Fix epilogue cost computation.
7703 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7704 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7705 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7706 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7707 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7708 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7710 2007-07-12 Richard Guenther <rguenther@suse.de>
7712 * gimplify.c (gimplify_conversion): Make sure that the result
7713 from maybe_fold_offset_to_reference is trivially convertible
7714 to the desired type before doing the simplification.
7715 (gimplify_expr): Likewise.
7716 * fold-const.c (fold_binary): Use the correct types for
7717 building the simplified expression.
7719 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7721 PR rtl-optimization/32729
7722 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7723 that fallthru to exit.
7725 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7727 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7728 (symDTPOFF2reg): Likewise.
7730 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7732 PR tree-optimization/32663
7734 * tree.h (VALUE_HANDLE_VUSES): Remove.
7735 (struct tree_value_handle): Remove vuses.
7737 * tree-vn.c (create_value_handle_for_expr): Don't set
7740 * tree-ssa-pre.c (expression_vuses): New.
7741 (alloc_expression_id): Set up expression_vuses.
7742 (get_expression_vuses): New.
7743 (set_expression_vuses): Ditto.
7744 (clear_expression_ids): Modify for expression_vuses.
7745 (phi_translate_1): Ditto.
7746 (phi_translate_set): Ditto.
7747 (value_dies_in_block_x): Ditto
7748 (valid_in_sets): Ditto.
7749 (add_to_sets): Ditto.
7750 (find_existing_value_expr): Ditto.
7751 (create_value_handle_for_expr): Ditto.
7752 (make_values_for_stmt): Ditto.
7753 (vuse_equiv): Remove.
7755 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7757 * Makefile.in (mostlyclean): Remove object files.
7759 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7761 * toplev.c (no_new_pseudos): Deleted.
7762 * rtl.h (no_new_pseudos): Deleted.
7763 * tree-pass.h (pass_no_new_pseudos): Deleted.
7764 * passes.c (pass_no_new_pseudos): Deleted.
7765 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7766 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7767 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7769 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7770 * rtlhooks.c (gen_lowpart_general): Ditto.
7771 * optabs.c (prepare_operand): Ditto.
7772 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7774 * modulo-sched.c (rest_of_handle_sms): Ditto.
7775 * see.c (rest_of_handle_see): Ditto.
7776 * ifcvt.c (if_convert): Ditto.
7777 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7779 * init-regs.c (gate_initialize_regs): Deleted set of
7781 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7782 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7783 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7785 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7788 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7789 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7790 (*vec_extractv2di_1_rex64): New insn pattern.
7792 2007-07-11 David Daney <ddaney@avtrex.com>
7794 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7795 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7796 for SIGNAL_UNWIND_RETURN_COLUMN.
7797 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7798 (DWARF_FRAME_REGNUM): Rewrite.
7799 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7801 2007-07-11 Nick Clifton <nickc@redhat.com>
7803 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7804 delta and use gen_int_mode in place of GET_INT instead.
7806 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7808 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7811 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7813 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7814 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7816 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7817 (USE_CANONICAL_TYPES): New.
7818 * doc/invoke.texi (verify-canonical-types): Remove.
7819 (use-canonical-types): Add.
7821 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7823 * config/spu/spu.c (spu_optimization_options): Remove setting of
7824 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7825 (spu_override_options): Move it here.
7827 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7829 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7830 * config/mips/mips.c (mips_cpu_info_table): Mention
7831 MIPS_ISA_LEVEL_SPEC in the comment.
7833 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7835 PR tree-optimization/32713
7836 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7838 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7841 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7842 conditional to flag_isoc99.
7843 (c_common_init_options): Do it here, unconditionally.
7845 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7847 PR tree-optimization/32589
7848 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7849 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7850 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7851 predicate, extracted from...
7852 (set_rhs): ...here. Call it for the expression on entry.
7853 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7854 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7855 (simplify_binary_expression): Use valid_gimple_expression_p
7856 to validate the simplification.
7857 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7859 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7861 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7862 DWARF2_DEBUG on 32 bit target too.
7863 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7865 2007-07-11 Nick Clifton <nickc@redhat.com>
7867 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7868 version for 64-bit hosts.
7870 2007-07-10 David Daney <ddaney@avtrex.com>
7872 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7874 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7876 * config/mips/mips.c (mips_expand_synci_loop): New function.
7877 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7878 (UNSPEC_RDHWR): Same.
7879 (UNSPEC_SYNCI): Same.
7880 (UNSPEC_SYNC): Same.
7881 (clear_cache): New expand.
7885 (clear_hazard): Same.
7886 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7888 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7889 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7891 2007-07-10 Ian Lance Taylor <iant@google.com>
7893 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7896 2007-07-10 David Daney <ddaney@avtrex.com>
7898 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7899 * builtins.c (expand_builtin___clear_cache): New function.
7900 (expand_builtin): Call expand_builtin___clear_cache for
7901 BUILT_IN_CLEAR_CACHE case.
7902 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7903 * doc/md.texi (clear_cache): Document new instruction pattern.
7904 * testsuite/gcc.dg/builtins-64.c: New test.
7906 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7908 * config/cris/cris.md ("movsi"): Fix typo in last change.
7910 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7913 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7915 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7916 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7917 for FUNCTION_DECLs. Don't use align_functions_log if
7919 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7920 even for FUNCTION_DECLs.
7921 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7923 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7924 (DECL_FUNCTION_CODE): Update for new location and name of
7926 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7927 (struct tree_decl_common): Move 'align' and 'off_align' out
7928 of union, ensure they're still on a 32-bit boundary. Remove
7929 other fields in union 'u1'.
7930 (struct tree_function_decl): Add field 'function_code' replacing
7931 'u1.f' in tree_decl_common.
7932 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7933 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7934 (Variable Attributes): Cross-reference 'aligned' attribute
7935 to Function Attributes.
7936 * flags.h (force_align_functions_log): Delete.
7937 * toplev.c (force_align_functions_log): Delete.
7939 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7942 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7943 (*vec_concatv2di_rex): New insn pattern.
7945 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7948 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7950 2007-07-10 Ian Lance Taylor <iant@google.com>
7952 Replace no_new_pseudos in backends.
7953 * rtl.h (can_create_pseudo_p): Define.
7954 * config/darwin.c (machopic_indirect_data_reference): Use
7955 can_create_pseudo_p () instead of no_new_pseudos.
7956 (machopic_indirect_data_reference): Likewise.
7957 (machopic_legitimize_pic_address): Likewise.
7958 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7959 (alpha_emit_set_const_1): Likewise.
7960 (alpha_emit_set_const): Likewise.
7961 (alpha_emit_conditional_move): Likewise.
7962 (alpha_split_conditional_move): Likewise.
7963 * config/alpha/alpha.md (various splitters): Likewise.
7965 * config/arm/arm.c (legitimize_pic_address): Likewise.
7966 (arm_load_pic_register): Likewise.
7967 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7968 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7969 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7970 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7971 * config/cris/cris.md (movsi): Likewise.
7972 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7973 (symGOTOFF2reg_hilo): Likewise.
7974 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7975 * config/h8300/h8300.md (insv, extzv): Likewise.
7976 * config/i386/i386.c (ix86_expand_move): Likewise.
7977 (ix86_expand_vector_move): Likewise.
7978 (ix86_prepare_fp_compare_args): Likewise.
7979 (ix86_expand_carry_flag_compare): Likewise.
7980 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7981 (tls_dynamic_gnu2_combine_32): Likewise.
7982 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7983 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7984 (ia64_expand_movxf_movrf): Likewise.
7985 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7986 (m32c_split_move): Likewise.
7987 (m32c_expand_insv): Likewise.
7988 * config/m68k/m68k.md (movsi): Likewise.
7989 * config/mips/mips.c (mips_force_temporary): Likewise.
7990 (mips_split_symbol): Likewise.
7991 (mips_move_integer): Likewise.
7992 (mips_legitimize_const_move): Likewise.
7993 * config/mn10300/mn10300.md (movsi): Likewise.
7994 * config/pa/pa.c (emit_move_sequence): Likewise.
7995 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7996 (rs6000_got_register): Likewise.
7997 (create_TOC_reference): Likewise.
7998 (rs6000_machopic_legitimize_pic_address): Likewise.
7999 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8000 (various splitters): Likewise.
8001 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8002 (movsi_got): Likewise.
8003 * config/s390/s390.c (emit_symbolic_move): Likewise.
8004 * config/s390/s390.md (movhi, movqi): Likewise.
8005 (load_multiple, store_multiple): Likewise.
8006 * config/score/score.c (score_force_temporary): Likewise.
8007 * config/sh/sh.c (prepare_move_operands): Likewise.
8008 (prepare_cbranch_operands): Likewise.
8009 (emit_fpu_switch): Likewise.
8010 (fpscr_set_from_mem): Likewise.
8011 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8012 (adddi3, subsi3): Likewise.
8013 (various splitters): Likewise.
8014 (divsi_inv_fp_combine): Likewise.
8015 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8016 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8018 * config/sh/predicates.md (xor_operand): Likewise.
8019 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8020 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8021 (movdi_pic_label_ref): Likewise.
8022 * config/spu/spu.c (spu_split_immediate): Likewise.
8023 * config/alpha/alpha.md (various splitters): Remove test
8024 !no_new_pseudos || reload_completed.
8025 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8027 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8028 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8029 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8030 * config/score/score.c (th_output_mi_thunk): Likewise.
8031 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8032 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8034 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8036 PR rtl-optimization/32664
8037 * mode-switching.c (create_pre_exit): Skip barrier insns.
8039 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8041 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8042 force_gimple_operand_bsi.
8043 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8044 rewrite_use_compare): Ditto.
8045 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8047 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8048 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8049 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8050 * tree-profile.c (prepare_instrumented_value,
8051 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8052 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8053 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8054 tree_gen_ior_profiler): Ditto.
8055 * tree-ssa-reassoc.c (negate_value): Ditto.
8056 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8057 Use force_gimple_operand_bsi.
8058 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8059 * tree-if-conv.c (add_to_dst_predicate_list,
8060 find_phi_replacement_condition): Ditto.
8061 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8062 Call mark_symbols_for_renaming for new statements.
8063 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8065 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8067 * cfghooks.c (remove_edge): New function.
8068 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8070 * cfghooks.h (remove_edge): Declare.
8071 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8072 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8074 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8076 * optabs.h: Added declaration for signbit_optab.
8077 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8078 * genoptinit.c (optabs): Added entry for signbit insns.
8079 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8081 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8082 * config/s390/s390.md (signbit<mode>2): New expander.
8084 2007-07-09 Richard Guenther <rguenther@suse.de>
8087 * fold-const.c (fold_plusminus_mult_expr): Move constant
8088 arguments second to allow decomposing.
8090 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8093 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8095 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8096 Disregard DECL_FROM_INLINE.
8098 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8101 * doc/invoke.texi: Add ftree-reassoc flag.
8102 * common.opt (ftree-reassoc): New flag.
8103 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8104 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8106 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8108 PR tree-optimization/32681
8109 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8110 saved in second_edge->aux when first_bb is a loop header.
8112 2007-07-09 Jan HUbicka <jh@suse.cz>
8114 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8116 2007-07-09 Richard Guenther <rguenther@suse.de>
8118 * c-decl.c (start_function): Do not promote return type.
8120 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8122 * function.c (do_warn_unused_parameter): Do not warn if
8123 TREE_NO_WARNING is set.
8125 2007-07-08 Andreas Schwab <schwab@suse.de>
8127 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8129 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8132 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8134 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8135 apply to assembly language, too.
8136 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8138 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8140 Revert (note the sccvn portions are *not* reverted)
8141 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8143 Fix PR tree-optimization/23488
8145 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8147 * tree-flow-inline.h (get_value_handle): Ditto.
8148 * tree-ssa-pre.c (decl_vh_map): New.
8149 (decl_node_pool): New.
8150 (can_value_number_operation): Support DECL_P.
8151 (can_PRE_operation): Ditto.
8152 (create_expression_by_pieces): Ditto.
8153 (find_existing_value_expr): Modify to differnetiate between
8154 addressing and top level.
8155 (create_value_handle_for_expr): Handle DECL's.
8156 (poolify_tree): Ditto.
8157 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8158 (make_values_for_stmt): Handle DECL's properly.
8159 (init_pre): Reorg to not init useless things during FRE.
8161 * tree-flow.h: Include pointer-set.h.
8162 (decl_vh_map): Declare.
8163 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8165 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8167 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8168 the constraint description.
8169 * doc/md.texi: Update documentation of AVR constraints.
8171 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8173 * auto-inc-dec.c, config/arm/arm.c,
8174 config/m32r/constraints.md, config/mips/mips.md,
8175 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8176 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8177 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8178 typos. Follow spelling conventions.
8179 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8181 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8182 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8184 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8185 realloc_vuse): Remove.
8186 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8189 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8191 Fix PR tree-optimization/23488
8193 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8194 (try_to_simplify): Ditto.
8196 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8198 * tree-flow-inline.h (get_value_handle): Ditto.
8199 * tree-ssa-pre.c (decl_vh_map): New.
8200 (decl_node_pool): New.
8201 (can_value_number_operation): Support DECL_P.
8202 (can_PRE_operation): Ditto.
8203 (create_expression_by_pieces): Ditto.
8204 (find_existing_value_expr): Modify to differnetiate between
8205 addressing and top level.
8206 (create_value_handle_for_expr): Handle DECL's.
8207 (poolify_tree): Ditto.
8208 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8209 (make_values_for_stmt): Handle DECL's properly.
8210 (init_pre): Reorg to not init useless things during FRE.
8212 * tree-flow.h: Include pointer-set.h.
8213 (decl_vh_map): Declare.
8214 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8216 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8218 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8219 apply to assembly language, too.
8220 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8222 2007-07-06 Ian Lance Taylor <iant@google.com>
8223 Zack Weinberg <zackw@panix.com>
8226 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8228 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8230 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8231 (prefetch): Likewise if "pref" would be used.
8233 2007-07-06 Josh Conner <jconner@apple.com>
8237 * calls.c (store_one_arg): Handle arguments which are partially
8238 on the stack when detecting argument overlap.
8240 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8242 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8243 chosen during find_reloads.
8245 2007-07-06 Richard Guenther <rguenther@suse.de>
8247 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8248 TYPE_ARG_TYPES for verification of argument types. Use
8249 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8250 parameters as variable arguments.
8252 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8254 * libgcc2.h (word_type): Type definition removed.
8255 (cmp_return_type, shift_count_type): Type definitions added.
8256 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8257 replaced with shift_count_type.
8258 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8260 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8261 changed from word_type to Wtype.
8262 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8263 replaced with shift_count_type.
8264 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8266 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8267 and libgcc_shift_count attribute added.
8268 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8269 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8270 (TARGET_INITIALIZER): New target hooks added.
8271 * targhooks.c (default_libgcc_cmp_return_mode,
8272 default_libgcc_shift_count_mode): Default implementations for the new
8274 * targhooks.h (default_libgcc_cmp_return_mode,
8275 default_libgcc_shift_count_mode): Function prototypes added.
8276 * target.h (struct gcc_target): Fields for the new target hooks added.
8277 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8279 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8282 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8283 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8285 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8286 s390_libgcc_shift_count_mode): Functions added.
8287 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8288 Target hooks defined.
8290 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8292 * config/mips/mips.c (compute_frame_size): Restore the original
8293 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8294 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8295 Document why the difference is needed.
8297 2007-07-06 Richard Guenther <rguenther@suse.de>
8299 * c-common.c (boolean_increment): Use correctly typed
8302 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8304 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8305 the topmost argument register is not also included in the save mask.
8306 (mips16e_collect_argument_save_p): Take a pointer to the argument
8307 register, rather than a pointer to the number of arguments.
8308 (mips16e_collect_argument_saves): Only include argument saves
8309 that aren't in the register mask.
8311 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8313 PR rtl-optimization/32450
8314 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8315 to ensure that instructions are not moved into the prologue when
8316 profiling is on. Remove unused prologue_end variable.
8317 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8318 as a scheduling barrier.
8320 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8324 Disregard DECL_FROM_INLINE.
8326 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8328 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8329 IORing with a constant.
8331 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8333 PR rtl-optimization/32475
8334 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8335 for every definition of the stack pointer.
8337 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8339 * arm.c (vfp3_const_double_index): Copy signed results of
8340 REAL_VALUE_TO_INT into unsigned vars.
8342 2007-07-05 Richard Guenther <rguenther@suse.de>
8345 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8347 * tree-ssa.c (useless_type_conversion_p): Check canonical
8350 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8352 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8353 zero_extendhisi2): Change to define_insn_and_split.
8354 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8356 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8358 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8359 pass_match_asm_constraints): New.
8360 * passes.c (init_optimization_passes): Add new pass.
8361 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8362 * function.h (struct function): Add has_asm_statement bit.
8363 (current_function_has_asm_statement): New.
8364 * tree-pass.h (pass_match_asm_constraints): New.
8366 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8368 * config/mips/mips.c (mips_file_start): Avoid declaration
8371 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8373 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8375 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8377 * rtl.def (NOTE): Change print format string to print
8378 operand 5 as a note insn name.
8380 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8381 David Ung <davidu@mips.com>
8383 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8384 * doc/invoke.texi: (MIPS Options): Document them.
8386 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8387 David Ung <davidu@mips.com>
8389 Add support for SmartMIPS ASE.
8391 * optabs.c (expand_binop_directly): New, broken out from...
8392 (expand_binop): Here. Make it try rotating in the other
8393 direction even when the second operand isn't constant.
8394 * config/mips/mips.md (*lwxs): New.
8395 * config/mips/mips.opt (msmartmips): New.
8396 * config/mips/mips.c (mips_lwxs_address_p): New.
8397 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8398 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8399 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8400 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8401 (ISA_HAS_LWXS): New.
8402 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8403 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8404 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8405 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8406 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8407 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8408 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8410 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8412 * tree-vectorizer.c (new_loop_vec_info): Initialize
8413 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8414 * tree-vectorizer.h (_loop_vec_info): Added new filed
8415 min_profitable_iters.
8416 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8417 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8418 * tree-vect-analyze.c (vect_analyze_operations): Set
8419 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8420 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8421 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8422 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8423 and prologue cost to after they are computed.
8424 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8426 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8427 of creating vectors from scalars according to dt.
8428 (vect_model_store_cost): Likewise.
8429 (vectorizable_call): Use dt array instead of scalar dt. Call
8430 vect_model_simple_cost with additional argument dt.
8431 (vectorizable_assignment): Likewise.
8432 (vectorizable_operation): Likewise.
8433 (vectorizable_type_demotion): Likewise.
8434 (vectorizable_type_promotion): Likewise.
8435 (vectorizable_store): Use dt array instead of scalar dt. Call
8436 vect_model_store_cost with additional argument dt.
8437 (vect_do_peeling_for_loop_bound): Don't call
8438 vect_estimate_min_profitable_iters. Instead, lookup
8439 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8440 "may not be profitable".
8442 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8445 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8446 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8447 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8448 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8450 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8452 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8453 addressing modes cheaper.
8455 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8457 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8458 (dw_ranges_struct): Rename block_num to num. Adjust.
8459 (dw_ranges_by_label_struct): New.
8460 (ranges_by_label, ranges_by_label_allocated,
8461 ranges_by_label_in_use): New variables.
8462 (add_ranges_num): Factored most of the code out of...
8463 (add_ranges): ... this one. Rewrite in terms of the former.
8464 (add_ranges_by_labels): New.
8465 (output_ranges): Output by-label ranges.
8466 (dwarf2out_finish): Output range for multiple-section
8467 compile_unit. Output standard DW_AT_low_pc in addition to
8468 unexpected DW_AT_entry_pc.
8470 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8472 PR tree-optimization/32604
8473 PR tree-optimization/32606
8475 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8476 (compute_antic_safe): Removed.
8477 (ANTIC_SAFE_LOADS): Ditto.
8478 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8479 (execute_pre): Don't call compute_antic_safe.
8480 (vuse_equiv): New function.
8481 (make_values_for_stmt): Use it
8482 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8485 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8488 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8490 (avr_attribute_table): Make "naked" attribute apply to function types
8491 rather than to decls.
8492 (avr_handle_fntype_attribute): New function.
8494 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8496 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8499 2007-07-04 David Ung <davidu@mips.com>
8500 Joseph Myers <joseph@codesourcery.com>
8502 * config/mips/mips.md (type): Add logical, signext and move.
8503 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8504 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8505 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8506 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8507 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8508 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8509 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8510 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8511 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8512 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8513 movv2sf_hardfloat_64bit): Use the new types.
8514 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8515 *movdf_softfloat, *movdf_mips16): Use "multi".
8516 (extendqihi2): Replace with a define_expand.
8517 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8518 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8519 * config/mips/74k.md (r74k_int_logical): New reservation and
8521 (r74k_int_arith): Remove "slt".
8522 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8523 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8524 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8525 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8526 reservations for "arith".
8528 2007-07-04 Richard Guenther <rguenther@suse.de>
8530 * tree-ssa.c (useless_type_conversion_p): Add handling for
8531 scalar float and vector types. Only call the types_compatible_p
8532 langhook for aggregate types as last resort. Follow the
8535 2007-07-04 Richard Guenther <rguenther@suse.de>
8537 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8538 the same as NOP_EXPR.
8540 2007-07-04 Nick Clifton <nickc@redhat.com>
8542 * target.h (struct gcc_target): Add target_help field.
8543 * target-def.h (TARGET_HELP): New.
8544 (TARGET_INITIALIZER): Use TARGET_HELP.
8545 * opts.c (command_handle_option): Invoke target_help function, if
8546 defined, when the user has specified --target-help on the command
8548 * doc/invoke.texi: Mention that --target-help might print
8549 additional information.
8550 * doc/tm.texi: Document TARGET_HELP hook.
8552 * arm.c (TARGET_HELP): Override default definition.
8553 (arm_target_help): New - display a wrapped list of cores and
8554 architectures supported.
8556 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8558 * config/v850/v850.c (expand_prologue): Make sure
8559 GEN_INT() argument is sign extended rather than zero extended.
8560 (expand_epilogue): Likewise.
8561 (output_move_double): Delete.
8562 * config/v850/v850-protos.h (output_move_double): Delete.
8563 * config/v850/v850.md (movdi): Delete.
8564 (*movdi_internal): Delete.
8566 (*movdf_internal): Delete.
8568 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8570 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8571 unless compiling RTP PIC.
8573 2007-07-04 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/32482
8576 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8577 original ssa name if we didn't find a shift expression.
8578 Fix shift constant for bit zero test.
8580 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8582 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8584 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8586 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8587 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8588 * config/arm/vxworks.h (ASM_SPEC): Delete.
8589 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8591 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8593 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8594 (DDR_REVERSED_P): New.
8595 * tree-data-ref.c (initialize_data_dependence_relation,
8596 build_classic_dist_vector): Set DDR_REVERSED_P.
8598 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8601 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8602 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8603 init_omega_for_ddr_1): Use non conservative number of iterations
8605 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8606 (analyze_siv_subscript): Remove FIXME and reinitialization of
8607 last_conflicts to chrec_dont_know.
8608 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8610 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8612 * tree.c (maybe_canonicalize_argtypes): Improve description.
8614 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8616 * tree.c (maybe_canonicalize_argtypes): New.
8617 (build_function_type): Set canonical type.
8618 (build_method_type_directly): Ditto.
8619 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8622 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8624 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8626 (rewrite_use_nonlinear_expr): Likewise.
8628 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8630 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8632 2007-07-04 Ben Elliston <bje@au.ibm.com>
8634 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8637 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8639 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8640 (Exception Handling): Likewise.
8642 2007-07-03 Jan Hubicka <jh@suse.cz>
8644 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8646 2007-07-03 Eric Christopher <echristo@apple.com>
8648 * doc/cppopts.texi: Add conflicting option note to -dM.
8649 * doc/invoke.texi: Add note about possible conflicts with
8650 -E for -dCHARS and note that -dM will not produce
8651 any results if there is no machine dependent reorg.
8653 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8655 * tree.h (DECL_ALIGN): Back out previous change.
8657 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8659 * configure.ac: Test for .dtprelword support on MIPS.
8660 * configure, config.in: Regenerate.
8661 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8662 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8664 2007-07-03 Julian Brown <julian@codesourcery.com>
8666 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8667 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8668 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8669 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8671 (all_fpus): Add FPUTYPE_VFP3.
8672 (fp_model_for_fpu): Add VFPv3 field.
8673 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8674 (vfp3_const_double_index): New function. Return integer index of
8675 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8677 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8678 and argument represents a valid RTX for a VFPv3 constant.
8679 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8681 (vfp_emit_fstmd): Similar, for fstmd.
8682 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8683 constants, represented as integer indices.
8684 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8685 VFP_REGNO_OK_FOR_DOUBLE macros.
8686 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8687 (arm_file_start): Set float-abi attribute for VFPv3, and output
8688 correct ".fpu" assembler directive.
8689 (arm_dbx_register_numbering): Add FIXME.
8690 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8691 (fputype): Add FPUTYPE_VFP3.
8692 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8693 (CALL_USED_REGISTERS): Likewise.
8694 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8695 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8696 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8697 (D7_VFP_REGNUM): New.
8698 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8699 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8700 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8701 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8702 (REG_ALLOC_ORDER): Adjust for VFPv3.
8703 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8704 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8705 VFP_LO_REGS, VFP_HI_REGS.
8706 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8707 (IS_VFP_CLASS): Define macro.
8708 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8710 (REGISTER_MOVE_COST): Likewise.
8711 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8712 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8713 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8714 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8715 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8716 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8717 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8718 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8719 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8720 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8721 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8722 where appropriate for single-word registers.
8723 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8724 As above. Fix type attributes.
8725 * config/arm/constraints.md (register_contraint "t"): Define.
8726 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8728 (register_constraint "x"): Define.
8729 (constraint "Dv"): Define.
8731 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8733 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8735 2007-07-03 Tom Tromey <tromey@redhat.com>
8737 * c-parser.c (objc_pq_context): Removed.
8738 (objc_need_raw_identifier): Likewise.
8739 (c_parser) <objc_pq_context>: New field.
8740 <objc_need_raw_identifier>: Likewise.
8741 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8742 (c_lex_one_token): Update.
8743 (c_parser_objc_protocol_definition): Update.
8744 (c_parser_objc_method_definition): Update.
8745 (c_parser_objc_methodproto): Update.
8746 (c_parser_declspecs): Update.
8748 2007-07-03 David Ung <davidu@mips.com>
8750 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8752 2007-07-03 David Ung <davidu@mips.com>
8753 Richard Sandiford <richard@codesourcery.com>
8755 * doc/invoke.texi: Document -march=74kf3_2.
8756 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8757 (TUNE_74K): Check for it.
8758 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8759 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8760 * config/mips/mips.md (cpu): Add 74kf3_2.
8761 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8762 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8763 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8764 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8765 74kf3_2 to the CPU list.
8766 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8767 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8768 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8769 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8770 (r74kf3_2_fxfer_from_c1): New insn reservations.
8772 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8773 David Ung <davidu@mips.com>
8775 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8776 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8777 and 74k[fx]. Document aliases for the new options.
8778 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8779 (PROCESSOR_24KF2_1): ...this.
8780 (PROCESSOR_24KX): Rename to...
8781 (PROCESSOR_24KF1_1): ...this.
8782 (PROCESSOR_74KF): Rename to...
8783 (PROCESSOR_74KF2_1): ...this.
8784 (PROCESSOR_74KX): Rename to...
8785 (PROCESSOR_74KF1_1): ...this.
8786 (TUNE_74K): Update PROCESSOR_* names.
8787 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8788 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8789 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8790 (mips_rtx_cost_data): Update processor names in comments.
8791 (mips_issue_rate): Update PROCESSOR_* names.
8792 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8793 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8794 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8795 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8796 Update cpu attribute names.
8797 (r24k_fpu_iss): Rename this reservation to...
8798 (r24kf2_1_fpu_iss): ...this and update all uses.
8799 (r24kx_fpu_iss): Rename this reservation to...
8800 (r24kf1_1_fpu_iss): ...this and update all uses.
8801 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8802 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8803 Update cpu attribute names.
8805 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8807 * config/m32r/constraints.md: New file.
8808 * config/m32r/m32r.c: Include tm-constrs.h.
8809 (small_data_operand): Use satisfies_constraint_* instead of macro.
8810 (addr24_operand, gen_compare): Likewise.
8811 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8812 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8813 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8814 EXTRA_CONSTRAINT): Likewise.
8815 * config/m32r/m32r.md: Include constraints.md.
8816 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8817 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8818 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8819 (two_insn_const_operand, int8_operand, uint16_operand,
8820 reg_or_int16_operand, reg_or_uint16_operand,
8821 reg_or_cmp_int16_operand, cmp_int16_operand,
8822 seth_add3_operand): Likewise.
8824 2007-07-03 Eric Christopher <echristo@gmail.com>
8826 * libgcc2.h: Conditionally declare __bswapsi2 and
8829 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8831 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8834 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8837 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8838 (__gthrw_pragma): Provide default definition.
8840 * gthr-posix.c (__gthrw_pragma): Define.
8842 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8844 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8845 before declaring inequality.
8847 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8849 * combine.c (recog_for_combine): Log the success or failure of
8850 matching new insn patterns against the machine description in
8853 2007-07-03 Revital Eres <eres@il.ibm.com>
8855 * ddg.c (print_sccs): New function.
8856 (check_sccs): New function.
8857 (create_ddg_all_sccs): Use it.
8858 * ddg.h (print_sccs): Declare.
8859 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8861 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8863 * targhooks.h (default_mode_for_suffix): New function declaration.
8864 * targhooks.c (default_mode_for_suffix): New default target hook.
8865 * target.h (struct c): New structure in the targetm struct.
8866 (mode_for_suffix): New target hook as part of struct c.
8867 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8868 default_mode_for_suffix.
8869 (TARGET_C): New define.
8870 * c-lex.c: Include "target.h".
8871 (interpret_float): Use targetm.c.mode_for_suffix to determine
8872 the mode for a given non-standard suffix.
8873 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8875 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8876 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8878 * doc/extend.texi (Floating Types): New node. Document __float80 and
8879 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8881 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8884 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8885 predicate instead of target_operand.
8886 (divsi3_i1_media, divsi3_media_2): Likewise.
8888 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8890 * tree.h (alias_sets_might_conflict_p): Rename into
8891 alias_sets_must_conflict_p.
8892 * alias.c (alias_sets_might_conflict_p): Likewise.
8893 (alias_sets_conflict_p): Use it.
8894 (objects_must_conflict_p): Likewise.
8895 * c-common.c (strict_aliasing_warning): Adjust.
8897 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8899 * rtlhooks.c (gen_lowpart_if_possible): Check for
8900 invalid subreg before calling gen_lowpart_SUBREG.
8902 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8904 * config/darwin9.h: Add copyright notice.
8905 (LINK_COMMAND_SPEC): Add comment.
8906 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8907 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8908 DARWIN_LIBSYSTEM_HAS_UNWIND.
8910 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8913 * omp-low.c (check_combined_parallel): New function.
8914 (lower_omp_parallel): Call it via walk_stmts, set
8915 OMP_PARALLEL_COMBINED if appropriate.
8916 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8917 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8918 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8919 don't consider it as combined parallel.
8921 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8923 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8924 (gcc_tooldir): Likewise.
8925 * configure: Regenerate.
8926 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8927 old configure.ac gcc_tooldir setting.
8928 (prefix_to_exec_prefix): New variable.
8929 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8930 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8932 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8934 Fix PR tree-optimization/32583
8935 Fix PR tree-optimization/32584
8936 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8937 (phi_translate_set): Use phi_translate directly now.
8938 (make_values_for_stmt): Don't value number RHS if we already know
8941 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8942 Jim Wilson <wilson@specifix.com>
8945 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8948 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8949 Richard Sandiford <richard@codesourcery.com>
8950 Nigel Stephens <nigel@mips.com>
8952 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8953 (mips16e_output_save_restore): Declare.
8954 (mips16e_save_restore_pattern_p): Likewise.
8955 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8956 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8957 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8958 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8959 (BITSET_P): New global macro, extracted from...
8960 (mips_for_each_saved_reg): ...here.
8961 (mips16e_save_restore_info): New struct.
8962 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8963 (mips16e_save_restore_regs): New variable.
8964 (mips_split_plus, mips16e_find_first_register): New functions.
8965 (mips16e_mask_registers): New function.
8966 (compute_frame_size): Expand the commentary before the function.
8967 Enforce the MIPS16e save and restore register range restrictions.
8968 Pad the general register save area at the low end.
8969 (mips16e_save_restore_reg, mips16e_build_save_restore)
8970 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8971 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8972 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8974 (mips_expand_prologue, mips_expand_epilogue): Handle
8975 GENERATE_MIPS16E_SAVE_RESTORE.
8976 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8978 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8980 PR tree-optimization/31966
8981 PR tree-optimization/32533
8982 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8983 "basic_block" description as its third argument. Update function
8984 calls to get destination bb from "edge" argument. Save "cond" into
8985 aux field of the edge. Update prototype for changed arguments.
8986 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8988 (find_phi_replacement_condition): Operate on incoming edges, not
8989 on predecessor blocks. If there is a condition saved in the
8990 incoming edge aux field, AND it with incoming bb predicate.
8991 Return source bb of the first edge.
8992 (clean_predicate_lists): Clean aux field of outgoing node edges.
8993 (tree_if_conversion): Do not initialize cond variable. Move
8994 variable declaration into the loop.
8995 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8996 initializations of new_stmt, arg0 and arg1 variables.
8998 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9000 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9001 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9003 2007-07-02 Richard Guenther <rguenther@suse.de>
9005 * tree-ssa.c (useless_type_conversion_p): Document
9006 future intent as defining the middle-end type system.
9007 Re-structure to call langhook last, group by type class,
9008 mark questionable parts.
9010 2007-07-02 Richard Guenther <rguenther@suse.de>
9012 * tree-flow.h (types_compatible_p): Declare.
9013 * tree-ssa.c (types_compatible_p): New function.
9014 * ipa-type-escape.c (discover_unique_type): Use
9015 types_compatible_p instead of lang_hooks.types_compatible_p.
9016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9017 * tree-vn.c (expressions_equal_p): Likewise.
9018 * tree.c (fields_compatible_p): Likewise.
9019 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9020 (cprop_operand): Use useless_type_conversion_p instead of
9021 lang_hooks.types_compatible_p.
9022 * tree-inline.c (setup_one_parameter): Likewise.
9023 (declare_return_variable): Likewise.
9024 * tree-nrv.c (tree_nrv): Likewise.
9025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9026 (maybe_fold_offset_to_component_ref): Likewise.
9027 (maybe_fold_offset_to_reference): Likewise.
9028 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9029 (merge_alias_info): Likewise.
9030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9031 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9032 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9033 * tree-tailcall.c (find_tail_calls): Likewise.
9034 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9035 * gimplify.c (canonicalize_addr_expr): Likewise.
9036 (fold_indirect_ref_rhs): Likewise.
9037 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9038 (cpt_same_type): Likewise.
9039 (check_pointer_types_r): Swap parameters to cpt_same_type
9041 * fold-const.c (fold_convert): Revert fix for PR15988.
9042 * tree-inline.c (setup_one_parameter): Instead fix it here by
9043 using fold_build1 instead of fold_convert and checking for
9044 error_mark_node. Convert only if the conversion is necessary.
9046 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9048 * configure.ac: Check for .gnu_attribute on Power.
9049 * configure: Regenerate.
9050 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9051 attribute for floating-point ABI.
9053 2007-07-02 Ira Rosen <irar@il.ibm.com>
9055 PR tree-optimization/32230
9056 PR tree-optimization/32477
9057 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9058 address is a constant.
9060 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9062 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9063 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9064 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9065 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9066 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9067 64-bit targets. Add support for *-elfoabi*.
9068 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9069 different settings if $(tm_defines) does not select the EABI.
9070 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9071 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9072 (MIPS_ARCH_OPTION_SPEC): Likewise.
9073 (MIPS_ISA_LEVEL_SPEC): Likewise.
9074 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9075 * config/mips/elfoabi.h: New file.
9077 2007-07-02 Richard Guenther <rguenther@suse.de>
9079 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9080 (useless_type_conversion_p): ... this.
9081 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9082 (useless_type_conversion_p): ... this.
9083 * builtins.c (fold_builtin_memory_op): Rename
9084 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9085 * tree-cfg.c (verify_expr): Likewise.
9086 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9087 * tree-ssa-ccp.c (ccp_fold): Likewise.
9088 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9089 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9091 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9092 * tree-ssa-pre.c (eliminate): Likewise.
9093 * tree-ssa.c (delete_tree_ssa): Likewise.
9094 (tree_ssa_useless_type_conversion): Likewise.
9095 * tree.c (build2_stat): Likewise.
9097 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9099 Fix PR tree-optimization/32571
9100 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9103 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9106 and other expected operations explicitly, change default to
9109 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9111 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9113 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9114 (tls_load_dot_plus_eight): Move the label number into the unspec.
9115 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9117 2007-07-01 Andreas Schwab <schwab@suse.de>
9119 * dwarf2out.c (initial_return_save): Define only if used.
9121 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9123 Unreverting Richard's Revert of:
9125 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9127 * dce.c (deletable_insn_p_1): New function, split out from...
9128 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9129 specially, not those inside PARALLELs. Remove BODY argument
9130 and adjust recursive call accordingly.
9131 (prescan_insns_for_dce): Update call to delete_insn_p.
9133 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9134 Revital Eres <eres@il.ibm.com>
9136 * ddg.c (create_ddg_all_sccs): Fix missed
9137 initialization of scc_nodes.
9139 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9142 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9143 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9145 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9147 * configure.ac: Check for .gnu_attribute on MIPS.
9148 * configure, config.in: Regenerate.
9149 * config/mips/mips.c (mips_file_start): If supported, output
9150 attribute for floating-point ABI.
9152 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9155 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9156 (ffs_cmove): New expander to expand using ctz pattern.
9157 (*ffs_cmove): Remove pattern.
9158 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9159 (ffsdi2): Expand using ctz pattern.
9160 (*ffs_rex64): Remove pattern.
9162 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9164 PR rtl-optimization/32296
9165 * pa.md (return): Delete pattern.
9166 (return_internal): Remove "(const_int 1)" from pattern.
9167 (epilogue): Use return_internal pattern for trivial returns.
9168 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9169 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9171 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9173 * tree-ssa-pre.c (is_exception_related): New function
9174 (can_value_number_operation): Use it.
9176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9178 Fix PR tree-optimization/32540
9179 Fix PR tree-optimization/31651
9181 * tree-ssa-sccvn.c: New file.
9183 * tree-ssa-sccvn.h: Ditto.
9185 * tree-vn.c: Include tree-ssa-sccvn.h
9186 (val_expr_paid_d): Removed.
9187 (value_table): Ditto.
9188 (vn_compute): Ditto.
9189 (val_expr_pair_hash): Ditto.
9190 (val_expr_pair_expr_eq): Ditto.
9191 (copy_vuses_from_stmt): Ditto.
9194 (shared_vuses_from_stmt): Ditto.
9195 (print_creation_to_file): Moved up.
9196 (sort_vuses): Ditto.
9197 (sort_vuses_heap): Ditto.
9198 (set_value_handle): Make non-static.
9199 (make_value_handle): Ditto.
9200 (vn_add): Rewritten to use sccvn lookups.
9201 (vn_add_with_vuses): Ditto.
9202 (vn_lookup): Ditto (and second argument removed).
9203 (vn_lookup_with_vuses): Ditto.
9204 (vn_lookup_or_add): Ditto (and second argument removed);
9205 (vn_lookup_or_add_with_vuses): Ditto.
9206 (vn_lookup_with_stmt): New.
9207 (vn_lookup_or_add_with_stmt): Ditto.
9208 (create_value_handle_for_expr): Ditto.
9210 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9211 (seen_during_translate): New function.
9212 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9213 (phi_trans_add): Ditto.
9214 (constant_expr_p): FIELD_DECL is always constant.
9215 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9216 Use constant_expr_p.
9217 Avoid infinite recursion on mutually valued expressions.
9218 Change callers of vn_lookup_or_add.
9219 (phi_translate): New function.
9220 (compute_antic_safe): Allow phi nodes.
9221 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9222 (find_or_generate_expression): Rewrite slightly.
9223 (create_expression_by_pieces): Updated for vn_lookup_or_add
9225 Update VN_INFO for new names.
9226 (insert_into_preds_of_block): Update for new names.
9227 (add_to_exp_gen): New function.
9228 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9229 (find_existing_value_expr): Rewrite to changed vn_lookup.
9230 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9231 (try_look_through_load): Removed.
9232 (try_combine_conversion): Ditto.
9233 (get_sccvn_value): New function.
9234 (make_values_for_phi): Ditto.
9235 (make_values_for_stmt): Ditto.
9236 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9238 (init_pre): Update for SCCVN changes.
9240 (execute_pre): Ditto.
9242 * tree-flow.h (make_value_handle): Declare.
9243 (set_value_handle): Ditto.
9244 (sort_vuses_heap): Ditto.
9245 (vn_lookup_or_add_with_stmt): Ditto.
9246 (vn_lookup_with_stmt): Ditto.
9247 (vn_compute): Remove.
9250 (vn_lookup): Update arguments.
9252 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9254 (tree-ssa-sccvn.o): New.
9255 (OBJS-common): Add tree-ssa-sccvn.o
9257 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9260 * c-typeck.c (build_external_ref): Don't mark as used if called
9262 * calls.c (rtx_for_function_call): Likewise.
9264 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9268 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9270 * dce.c (deletable_insn_p_1): New function, split out from...
9271 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9272 specially, not those inside PARALLELs. Remove BODY argument
9273 and adjust recursive call accordingly.
9274 (prescan_insns_for_dce): Update call to delete_insn_p.
9276 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9278 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9279 (try_combine): Move potential calls to undo_all() so they happen
9280 before we commit to using the combined insns.
9282 2006-06-30 Jan Hubicka <jh@suse.cz>
9284 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9287 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9289 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9290 (cgraph_remove_unreachable_nodes): Likewise.
9291 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9292 * ipa-inline.c (update_caller_keys): Cast according to the coding
9294 (cgraph_decide_recursive_inlining): Likewise.
9295 (cgraph_decide_inlining_of_small_function): Likewise.
9296 (try_inline): Likewise.
9297 (cgraph_decide_inlining_incrementally): Likewise.
9298 * ipa-pure-const.c (get_function_state): Likewise.
9299 (scan_function): Likewise.
9300 (analyze_function): Likewise.
9301 (static_execute): Likewise.
9302 * ipa-reference.c (scan_for_static_refs): Likewise.
9303 (merge_callee_local_info): Likewise.
9304 (analyze_function): Use type safe memory macros.
9305 (static_execute): Likewise. Cast according to the coding conventions.
9306 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9308 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9310 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9311 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9314 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9317 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9318 for complex modes (both int and real).
9320 2007-06-29 Jan Hubicka <jh@suse.cz>
9322 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9324 2007-06-29 Jan Hubicka <jh@suse.cz>
9327 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9330 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9333 * config/avr/avr.c: Include dataflow header file.
9334 (expand_prologue): Adjust for prologue insn change.
9335 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9338 2007-06-29 Richard Guenther <rguenther@suse.de>
9341 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9342 during type verification.
9344 2007-06-29 Jan Hubicka <jh@suse.cz>
9346 * recog.c (validate_change_rtx_1): Unshare TO argument.
9348 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9350 PR tree-optimization/24659
9351 * tree-vect-transform.c (vectorizable_call): Handle
9352 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9354 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9355 * config/i386/i386.c (enum ix86_builtins)
9356 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9357 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9359 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9360 const using def_builtin_const.
9361 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9362 input operands in the same modes as the result.
9363 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9365 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9367 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9368 (df_set_dead_notes_for_mw): Likewise.
9370 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9372 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9374 2007-06-28 DJ Delorie <dj@redhat.com>
9376 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9378 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9380 * doc/invoke.texi (C++ Dialect Options): Document
9381 fvisibility-ms-compat.
9382 * c.opt (fvisibility-ms-compat): New.
9384 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9387 * tree-affine.c (aff_combination_add_elt): Handle
9388 pointer addition specially.
9390 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9392 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9393 decl is non-external for AIX ABI.
9395 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9397 * config/rs6000/predicates.md (current_file_function_operand):
9398 Ensure the symbol is non-external for AIX ABI.
9400 2007-06-28 Nick Clifton <nickc@redhat.com>
9402 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9403 (fdce, fdse, fpredictive-commoning): Likewise.
9405 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9408 * gcc.c (process_command): Recognize the new -static-libgfortran
9411 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9414 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9415 Use a call clobbered hard reg instead of a pseudo reg.
9417 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9419 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9421 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9424 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9425 REG_LIBCALL and REG_RETVAL notes.
9426 (divsi3, mulsi3): Likewise.
9427 (mulhisi3): Likewise. Use emit_libcall_block.
9428 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9430 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9432 PR rtl-optimization/32481
9433 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9435 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9437 * dce.c (deletable_insn_p_1): New function, split out from...
9438 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9439 specially, not those inside PARALLELs. Remove BODY argument
9440 and adjust recursive call accordingly.
9441 (prescan_insns_for_dce): Update call to delete_insn_p.
9443 2007-06-27 Richard Guenther <rguenther@suse.de>
9446 * tree.h (fold_convertible_p): Declare.
9447 * fold-const.c (fold_convertible_p): New function.
9448 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9449 instead of lang_hooks.types_compatible_p.
9451 2007-06-26 Jan Hubicka <jh@suse.cz>
9453 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9454 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9455 early use validate_unshare_change.
9456 (reload_combine): Likewise.
9457 * recog.c (change_t): New field unshare.
9458 (validate_change_1): Rename from validate_change; add argument unshare.
9459 (validate_change): Turn into wrapper of validate_change_1; update
9460 prototype for bools.
9461 (validate_unshare_change): New.
9462 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9463 calls of df_insn_rescan.
9464 * recog.h (validate_change): Replace ints by bools.
9465 (validate_unshare_change): Declare.
9467 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9469 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9471 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9473 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9475 2007-06-25 Jan Hubicka <jh@suse.cz>
9477 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9479 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9480 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9481 places other call site specific checks are performed.
9483 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9486 * tree-vect-transform.c (vectorizable_operation): Convert
9487 POINTER_PLUS_EXPR over to PLUS_EXPR.
9489 2007-06-25 Chao-ying Fu <fu@mips.com>
9491 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9492 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9493 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9494 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9496 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9497 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9498 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9499 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9500 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9501 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9502 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9503 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9504 ALL_FIXED_POINT_MODE_P): New define.
9505 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9507 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9509 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9510 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9511 MODE_VECTOR_UACCUM): New mode classes.
9513 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9514 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9515 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9518 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9519 (blank_mode): Initialize ibit and fbit.
9520 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9521 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9523 (new_adjust): Change required_class to required_class_from and
9524 required_class_to for testing within a range.
9525 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9526 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9528 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9529 (make_fixed_point_mode): New.
9530 (_ADD_ADJUST): Change C to C1 and C2.
9531 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9532 use a range for machine classes.
9533 (ADJUST_IBIT, ADJUST_FBIT): New.
9534 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9536 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9537 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9538 Emit adjustment for ibit and fbit.
9539 (emit_mode_ibit, emit_mode_fbit): New.
9540 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9542 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9544 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9545 as the source of the set.
9547 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9549 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9550 FP_REGNO_P): Use IN_RANGE.
9551 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9552 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9553 (DATA_REG_P): Use DATA_REGNO_P.
9554 (FP_REG_P): Use FP_REGNO_P.
9555 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9556 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9557 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9559 2007-06-24 Jan Hubicka <jh@suse.cz>
9562 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9564 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9567 * fold-const.c (fold_binary): Strip nops of operand 0
9568 of BIT_NOT_EXPR before calling operand_equal_p.
9569 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9570 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9572 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9574 * doc/extend.texi: Document that dllimport and dllexport imply
9576 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9577 imported or exported declaration, including type declarations.
9578 * c-common.c (handle_visibility_attribute): Check for conflicts
9579 with dllimport/dllexport.
9580 (c_determine_visibility): Handle dllimport/dllexport as an
9581 explicit visibility atttribute.
9583 2007-06-23 Richard Guenther <rguenther@suse.de>
9585 PR tree-optimization/16876
9587 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9589 * tree-inline.c (initialize_inlined_parameters): Do not call
9590 lang_hooks.tree_inlining.convert_parm_for_inlining.
9591 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9592 reason for mismatched types.
9593 * gimplify.c (gimplify_call_expr): Verify the call expression
9594 arguments match the called function type signature. Otherwise
9595 mark the call expression to be not considered for inlining
9596 using CALL_CANNOT_INLINE_P flag.
9597 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9598 edges call expression.
9599 (cgraph_decide_inlining_of_small_function): Likewise.
9600 (cgraph_decide_inlining): Likewise.
9601 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9603 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9604 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9605 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9607 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9608 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9610 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9611 convert_parm_for_inlining member.
9613 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9616 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9617 Remove optimization for GT.
9619 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9622 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9624 (prescan_insns_for_dce): Add extra parameter.
9626 2007-06-23 Jan Hubicka <jh@suse.cz>
9629 * gimplify.c (mark_addressable): New function.
9630 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9632 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9635 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9640 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9641 moves between MMX/SSE registers to at least 8 units to prevent
9642 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9644 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9646 * config/i386/i386.c (override_options): Correct x86_sahf
9649 2007-06-21 David Daney <ddaney@avtrex.com>
9652 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9653 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9654 (exception_receiver): Renamed to ...
9655 (nonlocal_goto_receiver): ... this.
9657 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9659 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9660 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9661 partial register accesses.
9663 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9665 * fold-const.c (debug_fold_checksum): Move it under
9666 ENABLE_FOLD_CHECKING.
9668 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9671 * tree.h (debug_fold_checksum): Declared.
9672 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9673 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9674 build_fold_addr_expr_with_type_1.
9675 (fold_addr_expr, debug_fold_checksum): New.
9676 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9677 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9680 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9682 PR tree-optimization/19590
9683 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9684 of scev is a constant.
9686 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9688 * df-problems.c (df_note_bb_compute): Made computation of live
9689 info consistent with df_lr.
9691 2007-06-21 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/32453
9694 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9695 for pointer anti-range.
9697 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9699 * config/i386/i386.c (processor_target_table): Increase maximum
9700 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9703 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9704 byte alignment if > 8 byte alignment is preferred.
9705 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9707 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9709 PR tree-optimization/31866
9710 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9711 if ASM_EXPR's input is not a SSA_NAME.
9714 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9715 but decl is a global var, instead return decl.
9716 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9717 even for is_global_var decls, if they are private in some outer
9720 2007-06-21 Richard Guenther <rguenther@suse.de>
9722 PR tree-optimization/32451
9723 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9725 2007-06-21 Christian Bruel <christian.bruel@st.com>
9727 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9728 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9729 (push_regs): Changed saving order or banked registers.
9730 (sh_expand_epilogue): Likewise.
9731 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9732 (FIRST_BANKED_REG): Likewise.
9733 (LAST_BANKED_REG): Likewise.
9734 * config/sh/sh.md (banked) New attribute.
9735 (in_delay_slot): Check banked attribute.
9737 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9739 PR tree-optimization/32075
9740 * tree-data-ref.c (subscript_dependence_tester_1,
9741 analyze_miv_subscript, analyze_overlapping_iterations,
9742 add_distance_for_zero_overlaps, build_classic_dist_vector,
9743 subscript_dependence_tester_1, analyze_overlapping_iterations,
9744 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9745 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9746 to evolution_function_is_affine_multivariate_p.
9748 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9750 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9752 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9755 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9757 * config/m32c/prologue.md (epilogue_exitd_16): New.
9758 (epilogue_reit_16): New.
9759 (epilogue_exitd): Rename to epilogue_exitd_24.
9760 (epilogue_reit): Rename to epilogue_reit_24.
9762 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9763 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9765 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9767 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9768 if dbg_cnt (sched_insn) reaches the limit.
9769 (choose_ready): New parameter INSN_PTR and new return value.
9770 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9771 the new return value from choose_ready.
9772 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9773 (rest_of_handle_global_alloc): New global_alloc_at_func.
9775 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9777 PR tree-optimization/25737
9778 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9779 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9780 * tree-flow.h (struct fieldoff): Add new field alias_set.
9781 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9782 argument addressable_type. Set alias_set of fieldoff.
9783 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9784 (create_overlap_variables_for): Pass alias_set from fieldoff to
9786 * alias.c (get_alias_set): Use alias_set from SFT if set.
9788 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9790 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9791 of a variable as an unsigned HOST_WIDE_INT integer.
9793 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9795 PR rtl-optimization/32405
9796 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9798 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9800 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9803 * builtins.c: Include diagnostic.h.
9804 (expand_builtin_expect): Make gcc_assert more permissive.
9805 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9808 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9812 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9813 if ACCUMULATE_OUTGOING_ARGS.
9815 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9817 * config/m68hc11/m68hc11.c: Include dataflow header file.
9818 (m68hc11_reorg): Port to dataflow.
9820 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9822 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9823 (struct df_problem.free_blocks_on_set_blocks): New field.
9824 (struct dataflow.optional_p): New field.
9825 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9826 (df_live_set_all_dirty): New function.
9827 * df-scan.c (df_scan_alloc): Initialize optional_p.
9828 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9829 * df-core.c (df_set_blocks): Removed use of
9830 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9831 df_problem.free_blocks_on_set_blocks to determine which blocks are
9833 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9834 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9835 uses dataflow.optional_p to determine if problem should be
9837 (rest_of_handle_df_initialize): Only start live problem if
9839 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9840 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9841 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9842 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9843 problem_NOTE): Initialize free_blocks_on_set_blocks.
9844 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9846 (df_live_set_all_dirty, df_note_alloc): New function.
9847 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9849 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9850 * postreload.c (reload_combine): Ditto.
9851 * cse.c (cse_extended_basic_block): Ditto.
9852 * regmove.c (mark_flags_life_zones): Ditto.
9853 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9854 erase_matching_seqs): Ditto.
9855 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9856 * integrate (allocate_initial_values): Ditto.
9857 * combine.c (reg_dead_at_p): Ditto.
9858 * resource.c (mark_target_live_regs): Ditto.
9859 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9860 * config/sh/sh.c (find_r0_life_regions): Ditto.
9861 * global.c (rest_of_handle_global_alloc): Only add back df_live
9863 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9865 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9867 (if_convert): Make sure df_live is there at -O == 1.
9868 (pass_if_after_combine): Cleanup flags.
9869 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9870 is there at -O == 1.
9872 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9874 * config/arm/arm.c (arm_get_frame_offsets): Set
9875 offsets->locals_base to avoid negative stack size.
9876 (thumb1_expand_prologue): Assert on negative stack size.
9878 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9880 PR tree-optimization/32367
9881 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9882 of the chrec has no evolution in that loop.
9883 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9885 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9887 * config/xtensa/xtensa.c: Include "df.h".
9888 (xtensa_builtin_saveregs): Use adjust_address instead of
9890 (xtensa_va_start): Invoke make_tree with sizetype for
9891 expand_builtin_saveregs and then convert the result to a pointer.
9892 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9893 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9894 Subtract argument size from index value as integers and then use
9895 POINTER_PLUS_EXPR to add the result to the array address.
9897 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9900 * config/m32c/m32c.c: Include dataflow header file.
9901 (m32c_emit_prologue): Adjust for prologue insn change.
9902 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9903 once inside a PARALLEL. Assume frame size passed in operand 0
9904 includes space to save the fb register.
9905 (prologue_enter_24): Likewise.
9906 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9908 2007-06-19 David Daney <ddaney@avtrex.com
9911 * config/mips/mips.md (cprestore): Mark $gp as used.
9913 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9916 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9917 (frv_ifcvt_modify_insn): Likewise.
9919 2007-06-19 Richard Guenther <rguenther@suse.de>
9921 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9922 only handle positive offsets that fit in a HOST_WIDE_INT.
9924 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9927 result of rsqrt insn for zero input argument to avoid NaN.
9929 2007-06-19 Richard Guenther <rguenther@suse.de>
9932 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9934 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9936 PR tree-optimization/32353
9937 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9939 2007-06-19 Nick Clifton <nickc@redhat.com>
9941 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9943 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9947 * config/i386/i386.c (assign_386_stack_local): Assert that
9948 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9949 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9950 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9951 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9953 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9955 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9957 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9959 PR rtl-optimization/32321
9960 * gcse.c (replace_store_insn): Update the note before
9961 calling emit_insn_after.
9963 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9966 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9968 * df-problems.c (df_note_bb_compute): Fix dumping info.
9970 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9972 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9973 insn with emit_jump_insn.
9975 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9977 PR tree-optimization/32383
9978 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9979 * targhooks.h (default_builtin_reciprocal): Update prototype.
9980 * target.h (struct gcc_target): Update builtin_reciprocal.
9981 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9982 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9983 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9984 when fndecl is in BUILT_IN_MD class.
9985 (execute_convert_to_rsqrt): Ditto.
9987 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9988 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9989 Convert BUILT_IN_SQRTF code only when md_fn is false.
9991 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9993 * bt-load.c (move_btr_def): Fix the order of arguments
9994 to validate_replace_rtx.
9996 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9998 * config/m68k/m68k-devices.def: Add 54450..54455.
10000 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10002 PR rtl-optimization/32366
10003 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10004 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10007 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10009 PR middle-end/32349
10010 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10011 this is true, rescan insn being modified.
10012 (sms_schedule): Added rescan parameter.
10013 (rest_of_handle_sms): Moved freeing of dominance info to before
10014 getting out of cfg_layout.
10016 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10018 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10019 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10022 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10023 FL_CF_EMAC from the entry for isac.
10025 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10026 (const_sibcall_operand): New.
10027 (sibcall_operand): Use it.
10028 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10029 (m68k_isas): ISAC does not imply FPU or EMAC.
10030 (override_options): Add ISA_C logic for symbolic jump & call.
10032 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10034 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10035 return mode from the builtin itself.
10036 (sparc_fold_builtin): Fix cast of zero constant.
10038 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10040 * targhooks.c (default_builtin_reciprocal): New default target hook.
10041 * targhooks.h (default_builtin_reciprocal): Add prototype.
10042 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10043 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10044 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10045 default_builtin_reciprocal.
10047 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10049 PR middle-end/31723
10050 * hooks.c (hook_tree_tree_bool_null): New hook.
10051 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10052 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10053 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10054 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10055 and convert it to reciprocal a*rfunc(b).
10056 (execute_convert_to_rsqrt): New function.
10057 (gate_convert_to_rsqrt): New function.
10058 (pass_convert_to_rsqrt): New pass definition.
10059 * target.h (struct gcc_target): Add builtin_reciprocal.
10060 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10061 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10062 TARGET_BUILTIN_RECIPROCAL.
10063 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10065 * config/i386/i386.h (TARGET_RECIP): New define.
10066 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10067 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10068 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10069 and not optimizing for size.
10070 (*rcpsf2_sse): New insn pattern.
10071 (*rsqrtsf2_sse): Ditto.
10072 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10073 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10074 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10075 and not optimizing for size.
10076 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10077 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10078 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10079 and not optimizing for size.
10080 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10081 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10082 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10083 and not optimizing for size.
10084 (*sse_rsqrtv4sf2): Do not export.
10085 (sqrtv4sf2): Ditto.
10086 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10087 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10088 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10089 and not optimizing for size.
10090 (sqrtv4sf2): Ditto.
10091 * config/i386/i386.opt (mrecip): New option.
10092 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10093 (ix86_emit_swsqrtsf): Ditto.
10094 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10095 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10096 builtin definition.
10097 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10098 ix86_expand_unop1_builtin.
10099 (ix86_emit_swdivsf): New function.
10100 (ix86_emit_swsqrtsf): Ditto.
10101 (ix86_builtin_reciprocal): New function.
10102 (TARGET_BUILTIN_RECIPROCAL): Use it.
10103 (ix86_vectorize_builtin_conversion): Rename from
10104 ix86_builtin_conversion.
10105 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10106 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10107 "i386 and x86_64 Options" section.
10108 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10110 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10111 Zdenek Dvorak <dvorakz@suse.cz>
10112 Richard Guenther <rguenther@suse.de>
10113 Kaz Kojima <kkojima@gcc.gnu.org>
10115 * tree-vrp.c (compare_values_warnv): Convert val2 to
10117 (extract_range_from_assert): Create
10118 POINTER_PLUS_EXPR for pointer types.
10119 (extract_range_from_binary_expr): Handle
10120 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10122 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10123 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10124 POINTER_PLUS_EXPR as PLUS_EXPR.
10125 (number_of_iterations_lt_to_ne):
10126 For pointer types, use sizetype when
10127 creating MINUS_EXPR/PLUS_EXPRs.
10128 (assert_loop_rolls_lt): For pointer types, use sizetype when
10129 creating MINUS_EXPR/PLUS_EXPRs.
10130 (number_of_iterations_le): Likewise.
10131 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10132 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10133 like PLUS_EXPR and MINUS_EXPR.
10134 * tree-pretty-print.c (dump_generic_node): Handle
10136 (op_prio): Likewise.
10137 (op_symbol_1): Likewise.
10138 * optabs.c (optab_for_tree_code): Likewise.
10139 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10141 * tree-tailcall.c (process_assignment): Mention
10142 POINTER_PLUS_EXPR in a TODO comment.
10143 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10144 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10145 not used with a pointer and an integer type.
10146 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10147 increment using chrec_convert_rhs instead of chrec_convert.
10148 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10149 PLUS_EXPR except for the right hand side's type will be
10151 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10152 (fold_used_pointer_cast): Kill.
10153 (pointer_offset_p): Kill.
10154 (fold_used_pointer): Kill.
10155 (pointer_used_p): Kill.
10156 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10157 call fold_used_pointer.
10158 (instantiate_parameters_1): Convert the increment
10159 using chrec_convert_rhs instead of chrec_convert.
10160 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10161 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10162 instead of PLUS_EXPR.
10163 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10164 PLUS_EXPR for pointers.
10165 (std_gimplify_va_arg_expr): Likewise.
10166 (fold_builtin_memory_op): Likewise.
10167 (fold_builtin_strstr): Likewise.
10168 (fold_builtin_strchr): Likewise.
10169 (fold_builtin_strrchr): Likewise.
10170 (fold_builtin_strpbrk): Likewise.
10171 (expand_builtin_memory_chk): Likewise.
10172 (fold_builtin_memory_chk): Likewise.
10173 (std_expand_builtin_va_start): Use
10174 sizetype for the call to make_tree and then convert
10175 to the pointer type.
10176 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10177 instead of PLUS_EXPR for adding to a pointer.
10178 (std_gimplify_va_arg_expr): Use fold_build2 for
10179 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10180 the operands to sizetype first and then cast the BIT_AND_EXPR
10181 back to the pointer type.
10182 * fold-const.c (build_range_check): Handle pointer types
10184 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10185 of PLUS_EXPR's. Make sure the offset is converted to
10187 (try_move_mult_to_index): Strip the NOPs from the offset.
10188 Remove code argument and replace all uses with PLUS_EXPR.
10189 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10190 specially. Don't use a pointer type for MINUS_EXPR.
10191 (fold_unary): Handle for (T1)(X op Y),
10192 only p+ as that is the only as that can be handled for
10193 binary operators now.
10194 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10196 <case PLUS_EXPR>: Add folding of PTR+INT into
10198 Don't call try_move_mult_to_index.
10199 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10200 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10201 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10202 Don't call try_move_mult_to_index.
10203 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10204 (tree_expr_nonzero_p): Likewise.
10205 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10206 of PLUS_EXPR for the complex expression folding.
10207 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10208 first chrec is a pointer type, then the second should
10209 be sizetype and not the first's type.
10210 For POINTER_PLUS_EXPR, use a different right hand side type.
10211 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10212 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10213 different right hand side type.
10214 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10215 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10216 instead of PLUS_EXPR.
10217 When either operand is zero, convert the other operand.
10218 (chrec_apply): Use chrec_convert_rhs
10219 on the argument x instead of chrec_convert.
10220 (reset_evolution_in_loop): For pointer types, the new_evol
10221 should be sizetype.
10222 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10223 different right hand side type.
10224 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10225 (chrec_convert_rhs): New function.
10226 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10227 different right hand side type.
10228 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10229 * tree-chrec.h (chrec_convert_rhs): New prototype.
10230 (build_polynomial_chrec): For pointer types, the right hand
10231 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10232 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10233 Remove subtraction case as it is always addition now.
10234 Make sure the offset is converted to sizetype.
10235 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10236 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10237 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10238 PLUS_EXPR in pointer type.
10239 Handle POINTER_PLUS_EXPR.
10240 (tree_to_aff_combination): Likewise.
10241 (force_expr_to_var_cost): Likewise.
10242 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10243 instead of PLUS_EXPR for pointers.
10244 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10245 instead of PLUS_EXPR of pointer types.
10246 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10248 (check_va_list_escapes): Likewise.
10249 (check_all_va_list_escapes): Likewise.
10250 * dwarf2out.c (loc_descriptor_from_tree_1):
10251 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10252 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10253 (string_constant): Likewise.
10254 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10255 the offset to the base, use POINTER_PLUS_EXPR.
10256 (add_to_parts): Convert the index to sizetype.
10257 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10258 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10259 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10260 Offset only holds something for PLUS_EXPR.
10261 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10263 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10265 (analyze_accesses_for_modify_stmt): Likewise.
10266 Remove comment about the type being integral type as it is
10268 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10270 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10272 Correct the type which the artimentic is done in (is now
10275 * tree-data-ref.c (split_constant_offset): Handle
10277 * tree-affine.c (tree_to_aff_combination): Likewise.
10278 * c-typeck.c (build_unary_op): For pointers create the increment
10279 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10281 * gimplify.c (gimplify_self_mod_expr): Create a
10282 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10283 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10284 * tree.def (POINTER_PLUS_EXPR): New tree code.
10285 * tree-predcom.c (ref_at_iteration): If we have a pointer
10286 type do the multiplication in sizetype.
10287 * tree-mudflap.c (mf_xform_derefs_1): Create a
10288 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10289 * tree-ssa-forwprop.c
10290 (forward_propagate_addr_into_variable_array_index):
10291 Don't expect there to be a cast for the index as that
10292 does not exist anymore.
10293 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10294 instead of PLUS_EXPR.
10295 Don't check for the first operand of the POINTER_PLUS_EXPR
10296 was the index as it cannot be.
10297 Call forward_propagate_addr_into_variable_array_index with
10298 the SSA_NAME instead of the statement.
10299 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10300 (compare_constant): Likewise.
10301 (copy_constant): Likewise.
10302 (compute_reloc_for_constant): Likewise.
10303 (output_addressed_constants): Likewise.
10304 (initializer_constant_valid_p): Likewise.
10305 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10306 Convert the MIN/MAX of the inner type to the outer
10307 type before comparing them.
10308 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10309 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10310 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10311 of PLUS_EXPR for pointers.
10312 * tree-inline.c (estimate_num_insns_1): Handle
10314 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10315 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10316 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10317 instead of PLUS_EXPR for the pointer increment statement.
10318 (vect_update_ivs_after_vectorizer): For pointer types, create
10319 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10320 MULT_EXPR in sizetype.
10321 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10323 * tree-object-size.c (plus_expr_object_size): Handle
10324 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10325 code which is trying to figure out which side is a pointer and
10327 (check_for_plus_in_loops_1): Likewise.
10328 (check_for_plus_in_loops): Likewise.
10329 * c-common.c (pointer_int_sum): Create a
10330 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10331 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10332 only POINTER_PLUS_EXPR. Removing all the extra
10333 code which is trying to figure out which side is a pointer and
10335 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10336 PLUS_EXPR and MINUS_EXPR.
10337 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10339 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10340 with make_tree, instead of a pointer type.
10341 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10342 for pointers instead of PLUS_EXPR.
10343 (s390_gimplify_va_arg): Likewise.
10344 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10345 instead of PLUS_EXPR when doing addition on pointer
10346 types. Use sizetype for the second operand.
10347 (spu_gimplify_va_arg_expr): Likewise.
10348 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10349 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10350 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10351 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10352 for the pointer addition and also use size_int/sizetype
10354 (ix86_gimplify_va_arg): Likewise.
10355 Perform BIT_AND_EXPR on sizetype arguments.
10356 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10357 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10358 for the pointer additions and also use size_int for the offsets.
10359 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10360 additions and also use size_int for the offsets. Perform
10361 BIT_AND_EXPR on sizetype arguments.
10362 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10363 POINTER_PLUS_EXPR for pointers and create the
10364 BIT_AND_EXPR in sizetype.
10365 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10366 instead of PLUS_EXPR for pointer addition.
10367 (rs6000_va_start): Likewise.
10368 Also use sizetype for the offset.
10369 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10370 as PLUS_EXPR/MINUS_EXPR.
10371 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10372 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10373 Don't use BIT_AND_EXPR on a pointer type, convert the
10374 expression to sizetype first.
10375 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10377 (mips_gimplify_va_arg_expr): Likewise.
10378 Don't create BIT_AND_EXPR in a pointer type.
10380 2007-06-15 Eric Christopher <echristo@apple.com>
10382 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10383 (x86_64-*-darwin*): Ditto.
10384 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10387 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10389 * doc/extend.texi: Document behavior of __attribute__((aligned))
10392 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10394 * rtlanal.c (note_stores): Improve documentation.
10396 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10398 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10399 LOCAL_LABEL_PREFIX): Delete.
10400 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10401 (bfin_internal_label): Delete.
10403 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10405 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10406 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10407 otherwise define to LIBGCC2_TF_CEXT.
10408 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10409 (LIBGCC_TF_CEXT): Ditto.
10412 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10414 PR rtl-optimization/32339
10415 * df-scan.c (df_uses_record): Don't modify flags but just add to
10416 it for df_ref_record.
10418 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10420 * tree-mudflap.c: Fix whitespace issues.
10422 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10424 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10426 2007-06-14 Eric Christopher <echristo@apple.com>
10428 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10429 (movv4sf): Use gcc_unreachable instead of abort.
10431 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10434 * config/i386/sfp-machine.h (CMPtype): New define.
10435 (mach stubs): Use CMPtype instead of int as a return type.
10437 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10439 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10440 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10441 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10442 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10443 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10444 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10445 config/soft-fp/soft-fp.h: Update from glibc CVS.
10447 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10449 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10451 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10454 * config/v850/v850.c: Include dataflow header file.
10455 (substitute_ep_register): Fix typo.
10457 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10459 * configure.ac: Fix earlier checkin.
10460 * configure: Regenerated.
10462 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10464 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10465 * aclocal.m4: Regenerate.
10466 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10467 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10468 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10469 * configure: Regenerate.
10470 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10472 * Makefile.in (quickstrap): Build libgcc too.
10474 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10476 * configure.ac: Add --enable-checking=df. Explicitly mention that
10477 the variables are initialized as for "release".
10478 * df-core.c: Use it.
10479 * configure: Regenerate.
10480 * config.in: Regenerate.
10482 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10484 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10485 validate_replace_rtx instead of replace_rtx.
10486 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10488 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10490 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10491 (DWARF2_UNWIND_INFO): Override default if configured with
10493 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10494 (ENDFILE_SPEC): Add crtend.o.
10495 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10496 (ENDFILE_SPEC): Add crtend.o.
10497 (TARGET_USE_JCR_SECTION): Define.
10498 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10500 * config/i386/cygming-crtbegin.c: New file.
10501 * config/i386/cygming-crtend.c: New file.
10503 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10505 * config/i386/w32-unwind.h: New file.
10507 2007-06-13 Eric Christopher <echristo@apple.com>
10509 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10510 the user set a value below STACK_BOUNDARY.
10512 2007-06-13 Thiemo Seufer <ths@networkno.de>
10514 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10515 imply -lpthread for -pthread.
10517 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10519 * basic-block.h: Remove the prototype for
10520 free_basic_block_vars.
10521 * cfglayout.h: Remove the prototype for
10522 insn_locators_initialize.
10523 * tree.h: Remove the prototype for emit_line_note.
10525 * tree-ssa-pre.c (mergephitemp): Remove.
10526 (init_pre): Don't use mergephitemp.
10528 2007-06-13 Eric Christopher <echristo@apple.com>
10530 * config/i386/i386.c (override_options): If we've specified
10531 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10533 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10535 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10538 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10540 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10541 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10542 (eh_store_handler): New pattern.
10543 (eh_return): Emit it instead of a plain move.
10545 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10547 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10548 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10549 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10552 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10554 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10555 (find_next_insn_start, find_load): New functions.
10556 (bfin_reorg): Use them to deal with the fact that parallel insns are
10557 no longer represented as a SEQUENCE.
10559 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10561 * config/sparc/sparc.c (sparc_override_options): Initialize
10562 fpu mask correctly.
10564 2007-06-13 Dave Korn <dave.korn@artimi.com>
10566 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10569 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10571 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10572 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10573 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10574 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10575 tree-vect-transform.c: Fix comment typos. Follow spelling
10578 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10580 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10581 to the exit block use set.
10582 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10583 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10584 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10586 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10588 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10590 to indicate an error.
10591 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10593 (dbg_cnt_process_opt): Print an error on a bad argument.
10594 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10595 * common.opt (-fdbg-cnt-list): New.
10596 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10598 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10600 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10601 flag on ref-all pointers.
10603 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10605 PR middle-end/31579
10606 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10607 for the offset with the modifier as EXPAND_INITIALIZER
10608 if the modifier is EXPAND_INITIALIZER.
10609 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10610 a register if we had an overflow.
10612 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10614 * real.c (real_isfinite): New.
10615 (real_sqrt): Use it.
10616 * real.h (real_isfinite): New.
10617 * builtins.c: Use it.
10619 2007-06-12 Ian Lance Taylor <iant@google.com>
10620 Daniel Berlin <dberlin@dberlin.org>
10623 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10624 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10625 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10626 (DECL_NO_TBAA_P): Define.
10627 (struct tree_decl_common): Add no_tbaa_flag field.
10628 * tree-ssa-structalias.c (struct variable_info): Add
10629 no_tbaa_pruning field.
10630 (new_var_info): Initialize no_tbaa_pruning field.
10631 (unify_nodes): Copy no_tbaa_pruning field.
10632 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10633 (dump_solution_for_var): Print no_tbaa_pruning flag.
10634 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10636 (compute_tbaa_pruning): New static function.
10637 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10638 Call compute_tbaa_pruning.
10639 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10640 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10641 * gimple-low.c (lower_stmt): Likewise.
10642 * tree-gimple.c (is_gimple_stmt): Likewise.
10643 * tree-ssa-operands.c (get_expr_operands): Likewise.
10644 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10645 * tree-inline.c (estimate_num_insns_1): Likewise.
10646 (copy_result_decl_to_var): Likewise.
10647 * expr.c (expand_expr_real_1): Likewise.
10648 * tree-pretty-print.c (dump_generic_node): Likewise.
10649 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10650 * omp-low.c (omp_copy_decl_2): Likewise.
10651 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10652 * doc/c-tree.texi (Expression trees): Document
10653 CHANGE_DYNAMIC_TYPE_EXPR.
10655 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10657 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10658 with !HONOR_NANS and !HONOR_INFINITIES.
10659 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10661 2007-06-12 Tristan Gingold <gingold@adacore.com>
10663 * gcov.c: Comments updated.
10664 (source_info): Add file_time field.
10665 (source_index): New variable.
10666 (mutiple_files): New variable.
10667 (generate_results): New function extracted from process_file.
10668 (process_file): Save and restore chain of functions, generate
10669 results and free structures only if not merging results.
10670 (release_structures): File names are now freed in create_file_names
10671 (create_file_names): Free previous file names.
10672 (find_source): File date is now read here and modifications in
10673 source files is checked here.
10674 (read_graph_file): Only reverse order of functions for the current
10676 (make_gcov_file_name): Do not generate long names if input_name is
10678 (output_lines): If merging results do not display graph, data and
10680 Checking source file modification is done in find_source.
10682 * doc/gcov.texi: Append an s to sourcefile.
10684 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10686 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10687 (forced_nop): New pattern.
10688 * config/bfin/bfin.c: Include "df.h".
10689 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10690 (bfin_discover_loop): Use df_get_live_in instead of
10691 global_live_at_start.
10692 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10693 df_analyze when done.
10694 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10695 the insns. Use QImode for the final insn in a bundle. Call
10696 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10698 (reorder_var_tracking_notes): New function.
10699 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10700 update_life_info. Call df_analyze after scheduling and bundle
10701 generation. Call reorder_var_tracking_notes if generating these
10702 notes. Call df_finish_pass at the end.
10704 2007-06-12 Dirk Mueller <dmueller@suse.de>
10706 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10707 a comparison, not an assignment.
10709 2007-06-12 Olivier Hainque <hainque@adacore.com>
10711 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10712 Request walking the subtrees only, leaving the current is_lhs/val_only
10714 (convert_non_local_reference): Likewise.
10716 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10718 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10720 2007-06-12 Richard Guenther <rguenther@suse.de>
10722 PR tree-optimization/15353
10723 PR tree-optimization/31657
10724 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10725 * timevar.def: Add TV_TREE_IFCOMBINE.
10726 * tree-pass.h (pass_tree_ifcombine): Declare.
10727 * tree-ssa-ifcombine.c: New file.
10728 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10729 * tree-flow.h (blocks_in_phiopt_order): Declare.
10730 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10731 (tree-ssa-ifcombine.o): New dependencies.
10733 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10735 PR rtl-optimization/32293
10736 * combine.c (simplify_if_then_else): Truncate return from
10737 nonzero_bits() to correct mode.
10739 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10741 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10742 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10744 2007-06-11 Diego Novillo <dnovillo@google.com>
10746 * Makefile.in (reload1.o-warn): Remove.
10748 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10750 * combine.c (subst): Use reg_overlap_mentioned_p
10751 instead of comparing register numbers directly.
10753 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10755 * reload1.c (mark_home_live_1): Use the mode parameter.
10757 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10759 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10760 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10762 * df-core.c: Ditto.
10764 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10766 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10768 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10770 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10771 from integer registers.
10772 (FP mode splitters): Handle TFmode.
10774 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10776 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10777 for ref-all pointers that point-to anything.
10779 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10781 * config/arm/arm.c (arm_output_dwarf_dtprel,
10782 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10784 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10786 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10787 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10790 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10792 * tree.c (signed_or_unsigned_type_for): New.
10793 (unsigned_type_for): Use signed_or_unsigned_type_for.
10794 (signed_type_for): Use signed_or_unsigned_type_for.
10795 * tree.h (signed_or_unsigned_type_for): New.
10796 (get_signed_or_unsigned_type): Remove.
10797 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10798 lang_hooks.types.signed_type
10799 (size_diffop): Likewise.
10800 (all_ones_mask_p): Likewise.
10801 (build_range_check): Likewise.
10802 (fold_cond_expr_with_comparison): Likewise.
10803 (fold_cond_expr_with_comparison): Likewise.
10804 (unextend): Likewise.
10805 (extract_muldiv_1): Likewise.
10806 (fold_single_bit_test_into_sign_test): Likewise.
10807 (fold_binary): Likewise.
10808 (fold_ternary): Likewise.
10809 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10810 instead of get_signed_or_unsigned_type.
10811 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10812 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10813 * expr.c (signed_or_unsigned_type_for): Use
10814 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10815 * langhooks.c (get_signed_or_unsigned_type): Remove.
10816 (lhd_signed_or_unsigned_type): Remove.
10817 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10818 signed_or_unsigned_type.
10819 (lhd_signed_or_unsigned_type): Remove.
10820 * expmed.c (make_tree): Use signed_type_for instead of
10821 lang_hooks.types.signed_type.
10822 * c-common.c (same_scalar_type_ignoring_signedness): Use
10823 c_common_signed_type instead of lang_hooks.types.signed_type.
10824 (c_common_unsigned_type): New.
10825 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10826 (shorten_compare): Use c_common_unsigned_type instead of
10827 c_common_signed_or_unsigned_type.
10828 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10830 * convert.c (convert_to_integer): Use signed_type_for instead of
10831 lang_hooks.types.signed_type.
10832 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10833 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10834 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10835 * c-format.c (check_format_types): Use c_common_unsigned_type
10836 instead of unsigned_type_for.
10837 * c-decl.c (groakdeclarator): Likewise.
10838 * c-typeck.c (convert_for_assignment): Likewise.
10839 * c-common.h (c_common_unsigned_type): New.
10841 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10844 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10845 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10849 PR middle-end/32279
10850 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10851 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10853 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10854 Sebastian Pop <sebpop@gmail.com>
10856 * lambda-code.c (remove_iv): New.
10857 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10859 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10861 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10862 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10863 * tree-ssa-loop-prefetch.c: Include optabs.h.
10864 (FENCE_FOLLOWING_MOVNT): New macro.
10865 (struct mem_ref): Add independent_p and storent_p fields.
10866 (record_ref): Initalize the new fields.
10867 (gather_memory_references_ref): Return true if the reference
10869 (gather_memory_references): Check whether all memory accesses
10870 in loop were recorded.
10871 (should_issue_prefetch_p): Return false for nontemporal stores.
10872 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10873 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10874 (determine_loop_nest_reuse): Detect independent memory references.
10875 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10876 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10877 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10878 * config/i386/i386.h (x86_mfence): Declare.
10879 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10880 * config/i386/i386.c (x86_mfence): New variable.
10881 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10883 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10884 * optabs.c (init_optabs): Initialize storent_optab.
10885 * optabs.h (enum optab_index): Add OTI_storent.
10886 (storent_optab): Declare.
10887 * genopinit.c (optabs): Add initialization for storent_optab.
10888 * tree.h (MOVE_NONTEMPORAL): New macro.
10889 * expr.c (expand_assignment, store_expr, store_constructor_field,
10890 store_constructor, store_field, expand_expr_real_1): Propagate
10891 nontemporality of the expanded store.
10892 (emit_storent_insn): New function.
10893 * expr.h (expand_assignment, store_expr): Declaration changed.
10894 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10895 to expand_assignment.
10896 * stmt.c (expand_asm_expr): Ditto.
10897 * calls.c (initialize_argument_information): Pass false as
10898 nontemporality to store_expr.
10899 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10902 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10904 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10906 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10908 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10910 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10911 and allow DECL_P here.
10913 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10915 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10916 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10917 track of the size of the expression.
10918 * cfghooks.c (merge_blocks): Remove block from loops structure only
10919 after call of the merge_blocks hook.
10921 2007-06-09 Tom Tromey <tromey@redhat.com>
10923 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10924 (deprecated_state): Removed.
10925 (start_decl): Update.
10926 (enum deprecated_states): Moved earlier.
10927 (groktypename): Update.
10928 (push_parm_decl): Likewise.
10929 (grokfield): Likewise.
10930 (start_function): Likewise.
10932 2007-06-09 Ian Lance Taylor <iant@google.com>
10934 PR tree-optimization/32169
10935 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10936 CONVERT_EXPR, check whether min and max both converted to an
10937 overflow infinity representation.
10939 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10941 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10942 not inserted on the edge.
10944 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10946 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10947 instructions if they are supported.
10948 (__divsi3, __umodsi3, __modsi3): Likewise.
10949 (__ashldi3, __ashrdi3, __lshrdi3): New.
10950 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10952 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10953 Tony Linthicum <tony.linthicum@amd.com>
10955 * doc/invoke.texi: Add fvect-cost-model flag.
10956 * common.opt (fvect-cost-model): New flag.
10957 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10958 cost fields in stmt_vec_info struct for STMT.
10959 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10960 fields in stmt_vec_info struct and access functions for the same.
10961 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10962 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10963 load, store and vector to scalar operation.
10964 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10965 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10966 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10967 (TARG_VEC_STORE_COST): Define cost of vector store.
10968 (vect_estimate_min_profitable_iters): Define new function.
10969 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10970 check to evaluate if loop iterations are less than minimum profitable
10971 iterations determined by cost model or minimum vect loop bound defined
10972 by user, whichever is more conservative.
10973 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10974 run-time check to evaluate if loop iterations are less than minimum
10975 profitable iterations determined by cost model or minimum vect loop
10976 bound defined by user, whichever is more conservative.
10977 (vect_estimate_min_profitable_iterations): New function to estimate
10978 mimimimum iterartions required for vector version of loop to be
10979 profitable over scalar version.
10980 (vect_model_reduction_cost): New function.
10981 (vect_model_induction_cost): New function.
10982 (vect_model_simple_cost): New function.
10983 (vect_cost_strided_group_size): New function.
10984 (vect_model_store_cost): New function.
10985 (vect_model_load_cost): New function.
10986 (vectorizable_reduction): Call vect_model_reduction_cost during
10988 (vectorizable_induction): Call vect_model_induction_cost during
10990 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10991 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10992 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10993 vectorizable_promotion, vectorizable_demotion): Call
10994 vect_model_simple_cost during analysis phase.
10996 2007-06-08 Simon Baldwin <simonb@google.com>
10998 * reg-stack.c (get_true_reg): Readability change. Moved default case
10999 label into direct switch statement scope.
11001 2007-06-08 Simon Baldwin <simonb@google.com>
11003 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11004 in gcc_assert() with '==' comparison.
11006 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11008 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11009 TARGET_ABM handling of x86_popcnt variable.
11011 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11013 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11014 __builtin_copysignq and __builtin_infq built-in functions.
11016 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11018 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11019 SSE4.2 section. Correct built-in function names in SSE4A section.
11021 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11023 PR tree-optimization/32243
11024 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11025 for ncopies after ratio check between nunits_out and nunits_in.
11026 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11028 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11030 PR tree-optimization/32224
11031 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11032 vectorization upon a non GIMPLE_MODIFY_STMT.
11034 2007-06-08 Christian Bruel <christian.bruel@st.com>
11037 * config/sh/sh.md (doloop_end): New pattern and splitter.
11038 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11040 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11042 PR middle-end/32209
11043 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11045 (verify_dominators): Do not change dominance tree.
11047 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11049 * config/sh/constraints.md: New file.
11050 * config/sh/sh.c: Include tm-constrs.h.
11051 (reg_class_from_letter): Remove.
11052 (prepare_cbranch_operands): Use satisfies_constraint_*
11053 function instead of macro.
11054 (andcosts, broken_move, sh_secondary_reload): Likewise.
11055 * config/sh/predicates.md (trapping_target_operand): Likewise.
11056 (and_operand, arith_operand, arith_reg_or_0_operand,
11057 cmp_operand, logical_operand, target_operand,
11058 ua_address_operand, ua_offset, xor_operand): Likewise.
11059 * config/sh/sh.md: Include constraints.md.
11060 (*movsicc_t_false): Use satisfies_constraint_* function
11062 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11063 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11064 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11065 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11066 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11067 (REG_CLASS_FROM_CONSTRAINT): Remove.
11068 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11069 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11070 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11071 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11072 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11073 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11074 function instead of macro.
11075 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11076 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11077 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11078 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11079 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11080 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11081 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11082 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11083 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11084 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11085 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11086 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11087 EXTRA_CONSTRAINT_STR): Likewise.
11088 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11090 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11092 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11094 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11097 * c-common.h (flag_cpp0x): Replaced by...
11098 (cxx_dialect): ... this new variable specifying the C++ dialect that
11100 * c-common.c (flag_cpp0x): Removed.
11101 (cxx_dialect): Defined.
11102 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11104 * c-opts.c (c_common_post_options): Likewise.
11105 (set_std_cxx98): Set cxx_dialect to cxx98.
11106 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11108 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11109 Hui-May Chang <hm.chang@apple.com>
11111 * doc/invoke.texi (Darwin Options): Update documentation for
11112 -mmacosx-version-min.
11113 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11114 * config/darwin-driver.c: New file.
11115 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11116 * config/t-darwin (darwin-driver.o): New rule.
11118 * config/darwin-c.c (version_as_macro): Ignore low digit.
11120 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11123 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11124 (CSGNMODE): New mode macro.
11125 (CSGNVMODE): New mode attribute.
11126 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11127 expander using CSGNMODE mode macro. Handle TFmode.
11128 (copysign<mode>3_const): Rename from copysignsf3_const and
11129 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11131 (copysign<mode>3_var): Rename from copysignsf3_var and
11132 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11134 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11135 mode macro. Handle TFmode.
11136 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11137 (iortf3, *iortf3): Ditto.
11138 (xortf3, *xortf3): Ditto.
11139 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11140 TFmode and TImode masks.
11141 (ix86_expand_copysign): Expand TFmode copysign insn.
11142 (IX86_BUILTIN_INFQ): New.
11143 (IX86_BUILTIN_FABSQ): Ditto.
11144 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11145 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11146 [__builtin_fabsq]: Ditto.
11147 [__builtin_copysignq]: Ditto.
11148 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11149 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11150 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11151 ix86_expand_binop_builtin().
11153 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11155 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11157 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11160 * rtl.h (push_to_sequence2): New.
11161 * emit-rtl.c (push_to_sequence2): New.
11162 * function.c (assign_parm_data_all): Add new fields.
11163 (assign_parm_setup_block): Call push_to_sequence2 instead of
11165 (assign_parm_setup_reg): Ditto.
11166 (assign_parm_setup_stack): Ditto.
11167 (assign_parms_unsplit_complex): Ditto.
11168 (assign_parms): Change field name.
11170 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11172 PR tree-optimization/32220
11173 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11174 phi node is reached before defining statement.
11176 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11179 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11180 after changing the right hand side of the assignment.
11182 2007-06-06 Eric Christopher <echristo@apple.com>
11184 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11185 (x86_64-*-darwin*): Ditto.
11186 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11187 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11189 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11191 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11192 coding conventions.
11193 (add_key): Likewise.
11194 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11195 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11197 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11199 (add_cost_one_coalesce): Likewise.
11200 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11201 variable names. Rename orig to orig_name for consistency.
11202 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11203 coding conventions.
11204 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11206 (record_equivalences_from_stmt): Likewise.
11207 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11208 the coding conventions.
11209 (memory_ssa_name_same): Likewise.
11210 (dse_optimize_stmt): Likewise.
11211 (dse_record_phis): Likewise.
11212 (dse_finalize_block): Likewise.
11213 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11214 keywords as variable names.
11215 (may_move_till): Cast according to the coding conventions.
11216 (force_move_till_expr): Avoid using C++ keywords as variable names.
11217 (force_move_till): Cast according to the coding conventions.
11218 (memref_hash): Likewise.
11219 (memref_eq): Likewise.
11220 (gather_mem_refs_stmt): Likewise.
11221 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11222 using C++ keywords as variable names.
11223 (idx_find_step): Cast according to the coding conventions.
11224 (idx_record_use): Likewise.
11225 (find_depends): Likewise.
11226 (prepare_decl_rtl): Likewise.
11227 (mbc_entry_hash): Likewise.
11228 (mbc_entry_eq): Likewise.
11229 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11230 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11231 (idx_infer_loop_bounds): Cast according to the coding conventions.
11232 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11233 * tree-ssa-math-opts.c (occ_new ): Likwise.
11234 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11236 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11238 (add_use_op): Likewise.
11239 (add_vop): Likewise.
11240 (add_vuse_op): Likewise.
11241 (add_vdef_op): Likewise.
11242 (get_expr_operands): Likewise.
11243 (push_stmt_changes): Use type safe memory macros.
11244 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11245 keywords as variable names.
11246 (conditional_replacement): Likewise.
11247 (minmax_replacement): Likewise.
11248 (abs_replacement): Likewise.
11249 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11250 coding conventions.
11251 (insert_fake_stores): Avoid using C++ keywords as variable names.
11252 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11254 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11255 (heapvar_insert): Use type safe memory macros.
11256 (new_var_info): Cast according to the coding conventions.
11257 (new_constraint): Likewise.
11258 (remove_preds_and_fake_succs): Use type safe memory macros.
11259 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11261 (thread_single_edge): Likewise.
11262 (thread_through_loop_header): Likewise.
11264 2007-06-06 Eric Christopher <echristo@apple.com>
11266 * config/i386/i386.c (override_options): Move handling
11267 of TARGET_SUBTARGET* earlier.
11269 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11271 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11274 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11276 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11277 emited outside of basic block.
11278 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11279 the created blocks.
11280 * rtl.h (delete_insn_chain): Declaration changed.
11281 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11283 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11284 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11285 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11286 to delete_insn_chain.
11287 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11288 do not have bb field set.
11289 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11291 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11292 * cfgcleanup.c (try_optimize_cfg): Ditto.
11294 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11296 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11297 (lambda_body_vector_new): Use type safe memory macros.
11298 (lambda_linear_expression_new): Likewise.
11299 (lambda_loopnest_new): Likewise.
11300 (lambda_lattice_new): Likewise.
11301 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11302 conventions. Use type safe memory macros.
11303 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11304 (lambda_body_vector_s): Likewise.
11305 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11306 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11308 2007-06-06 Richard Guenther <rguenther@suse.de>
11310 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11311 if we need to schedule cfg_cleanup.
11312 (tree_ssa_forward_propagate_single_use_vars): Do so.
11314 2007-06-06 Ian Lance Taylor <iant@google.com>
11316 * fold-const.c (merge_ranges): If range_successor or
11317 range_predecessor fail, just return 0.
11319 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11321 PR tree-optimization/32216
11322 * tree-vectorizer.c (supportable_widening_operation): Determine
11323 signedness of FIX_TRUNC_EXPR from output operand.
11324 (supportable_narrowing_operation): Ditto.
11325 * tree-vect-generic.c (expand_vector_operations_1): Determine
11326 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11327 from input operand.
11329 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11331 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11332 (struct pta): ...from here. Change flags to unsigned to avoid
11333 excessive casting (as it is used as a bit mask).
11334 (override_options): Add casts according to the coding convenventions.
11335 (x86_64_elf_unique_section): Likewise.
11336 (examine_argument): Avoid using C++ keywords as variable names.
11337 (construct_container): Likewise.
11338 (legitimize_pic_address): Likewise.
11339 (get_dllimport_decl): Cast according to the coding conventions. Use
11340 type safe memory macros.
11341 (legitimize_address): Cast according to the coding conventions.
11342 (emit_i387_cw_initialization): Corrected the type of slot to enum
11344 (ix86_init_machine_status): Use type safe memory macros.
11345 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11346 (bdesc_pcmpistr): Likewise.
11347 (bdesc_crc32): Likewise.
11348 (bdesc_sse_3arg): Likewise.
11349 (bdesc_2arg): Likewise.
11350 (bdesc_1arg): Likewise.
11351 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11352 (ix86_expand_sse_pcmpistr): Likewise.
11353 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11354 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11355 int to match the langhook definition.
11356 (ix86_builtin_conversion): Change the type of code to unsigned init to
11357 match the langhook definition.
11358 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11360 (ix86_preferred_output_reload_class): Likewise.
11361 (ix86_cannot_change_mode_class): Likewise.
11362 (ix86_memory_move_cost): Likewise.
11363 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11364 avoid excessive casting later on.
11365 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11367 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11369 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11370 as flags setting insn.
11371 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11375 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11376 (UNSPEC_ROUND): New.
11377 ("sse4_1_round<mode>2"): New insn pattern.
11378 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11380 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11381 expander using SSEMODEF mode macro. Expand using
11382 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11383 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11384 expander using SSEMODEF mode macro. Expand using
11385 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11386 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11387 expander using SSEMODEF mode macro. Expand using
11388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11389 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11390 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11391 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11394 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11395 Sebastian Pop <sebpop@gmail.com>
11397 * lambda.h (build_linear_expr): New.
11398 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11399 Use build_linear_expr, call fold and force_gimple_operand.
11400 (lambda_loopnest_to_gcc_loopnest): Check that there is
11401 something to insert.
11402 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11404 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11406 PR preprocessor/23479
11407 * doc/extend.texi: Document the 0b-prefixed binary integer
11408 constant extension.
11410 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11412 PR tree-optimization/32215
11413 * tree-vectorizer.c (supportable_widening_operation): Return false
11414 for unsupported FIX_TRUNC_EXPR tree code.
11415 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11417 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11419 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11420 register on SPE targets. Change documentation to reflect
11422 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11423 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11424 out of the register allocation pool.
11425 (rs6000_reg_live_or_pic_offset_p): New function.
11426 (rs6000_emit_prologue): Move the actual saving of LR up to free
11427 r0 for holding r11. Split saving of SPE 64-bit registers into
11428 its own case. Ensure that offsets will always be in-range for
11429 'evstdd' by using r11 as a scratch register to point at the start
11430 of the SPE save area. Save r11 if necessary, as it is the static
11432 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11433 into its own case. Ensure that offsets will always be in-range
11434 for 'evldd' by using r11 as a scratch register to point at the
11435 start of the SPE save area. Also adjust r11 when restoring
11436 the stack pointer to compensate for pre-loading r11.
11438 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11440 * cfg.c (init_flow): Use type safe memory macros.
11441 (alloc_block): Likewise.
11442 (unchecked_make_edge): Likewise.
11443 (dump_flow_info): Avoid using C++ keywords as variable names.
11444 (copy_original_table_clear): Cast according to the coding conventions.
11445 (copy_original_table_set): Likewise.
11446 * cfgexpand (label_rtx_for_bb): Likewise.
11447 (expand_gimple_basic_block): Likewise.
11448 * cfghooks.c (dump_bb): Likewise.
11449 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11451 (lv_add_condition_to_bb): Likewise.
11452 * cfglayout (relink_block_chain): Cast according to the coding
11454 (fixup_reorder_chain): Likewise.
11455 (fixup_fallthru_exit_predecessor): Likewise.
11456 * cfgloop.c (glb_enum_p): Likewise.
11457 (get_exit_description): Likewise.
11458 (dump_recorded_exit): Likewise.
11459 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11460 (struct loop): ... from here.
11461 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11463 * cfgrtl.c (rtl_create_basic_block): Likewise.
11464 (rtl_split_block): Likewise.
11465 (rtl_dump_bb): Likewise.
11466 (cfg_layout_split_block): Likewise.
11467 (init_rtl_bb_info): Use typesafe memory macros.
11469 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11470 * graphds.h: Updated all usages of edge to graph_edge.
11471 * graphds.c: Likewise.
11472 * cfgloopanal.c: Likewise.
11474 2007-06-05 Ian Lance Taylor <iant@google.com>
11476 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11477 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11478 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11480 (test_for_singularity): Likewise.
11482 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11484 * config/i386/constraints.md ("Y2"): Replaced by ...
11486 * config/i386/i386.md: Likewise.
11487 * config/i386/mmx.md: Likewise.
11488 * config/i386/sse.md: Likewise.
11490 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11492 * config/i386/constraints.md ("z"): Replaced by ...
11494 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11495 (sse4_1_blendvps): Likewise.
11496 (sse4_1_pblendvb): Likewise.
11497 (sse4_2_pcmpestr): Likewise.
11498 (sse4_2_pcmpestrm): Likewise.
11499 (sse4_2_pcmpestr_cconly): Likewise.
11500 (sse4_2_pcmpistr): Likewise.
11501 (sse4_2_pcmpistrm): Likewise.
11502 (sse4_2_pcmpistr_cconly): Likewise.
11504 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11506 * matrix-reorg.c (transform_access_sites): Fix computation.
11507 (transform_allocation_sites): Same.
11509 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11511 * config/i386/i386.c (override_options): Use
11512 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11514 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11516 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11517 (nonimm_not_xmm0_operand): Ditto.
11518 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11519 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11520 as operand[2] predicate. Require "z" class XMM register for
11521 operand[3]. Adjust asm template.
11522 ("sse4_1_blendvpd"): Ditto.
11523 ("sse4_1_pblendvb"): Ditto.
11524 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11525 force op2 into xmm0 register for variable blend instructions.
11527 2007-06-04 Tom Tromey <tromey@redhat.com>
11529 * c-tree.h (start_enum): Update.
11530 (build_enumerator): Likewise.
11531 * c-decl.c (enum_next_value): Removed.
11532 (enum_overflow): Likewise.
11533 (start_enum): Add c_enum_contents argument. Don't use globals.
11534 (build_enumerator): Likewise.
11535 * c-tree.h (struct c_enum_contents): New struct.
11537 2007-06-04 Tom Tromey <tromey@redhat.com>
11539 * c-common.c (c_common_get_alias_set): Fix indentation.
11541 2007-06-04 Ian Lance Taylor <iant@google.com>
11543 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11544 to overflow, reduce overflow infinity to regular infinity.
11545 (vrp_var_may_overflow): New static function.
11546 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11548 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11550 * stor-layout.c (layout_type): Remove duplicate code.
11552 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11555 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11556 before build_common_builtin_nodes ().
11558 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11561 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11563 2007-06-04 Jan Hubicka <jh@suse.cz>
11565 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11566 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11567 instead of _stat version.
11569 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11571 PR tree-optimization/32194
11572 * tree-predcom.c (determine_offset): Check that both references have
11575 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11577 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11578 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11579 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11580 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11581 Add argument to iterate_fix_dominators call.
11582 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11583 * gcse.c (hoist_code): Change domby to vector.
11584 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11585 Add argument to iterate_fix_dominators call.
11586 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11587 recompute_dominator.
11588 * lambda-code.c (perfect_nestify): Ditto.
11589 * cfgloopanal.c: Include graphds.h.
11590 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11591 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11592 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11594 * graphds.c: New file.
11595 * graphds.h: New file.
11596 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11597 (get_dominated_by, get_dominated_by_region): Change return type to
11599 (verify_dominators): Recompute all dominators and compare the results.
11600 (recount_dominator): Renamed to ...
11601 (recompute_dominator): ... this. Do not check that the block is
11602 dominated by entry.
11603 (iterate_fix_dominators): Reimplemented.
11604 (prune_bbs_to_update_dominators, root_of_dom_tree,
11605 determine_dominators_for_sons): New functions.
11606 * et-forest.c (et_root): New function.
11607 * et-forest.h (et_root): Declare.
11608 * Makefile.in (graphds.o): Add.
11609 (cfgloopanal.o): Add graphds.h dependency.
11610 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11611 * basic-block.h (get_dominated_by, get_dominated_by_region,
11612 iterate_fix_dominators): Declaration changed.
11613 (recount_dominator): Renamed to ...
11614 (recompute_dominator): ... this.
11615 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11616 (thread_through_all_blocks): Do not free dominance info.
11618 2007-06-03 Andreas Schwab <schwab@suse.de>
11620 * config/m68k/m68k.c (override_options): Don't override
11622 * config/m68k/m68k-modes.def (SF, DF): Define to use
11623 motorola_single_format and motorola_double_format, resp.
11624 * real.c (motorola_single_format): Renamed from
11625 coldfire_single_format.
11626 (motorola_double_format): Renamed from coldfire_double_format.
11627 (encode_ieee_extended): Generate a proper canonical NaN image
11628 respecting canonical_nan_lsbs_set.
11629 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11631 * real.h: Adjust declarations.
11633 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11636 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11637 the symbol is generated with the stack protector.
11639 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11641 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11642 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11644 * doc/extend.texi (interrupt): Mention m68k.
11646 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11648 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11649 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11650 (ix86_expand_sse_pcmpestr): Do not check operands for
11651 "register_operand", when insn operand predicate is "register_operand".
11652 (ix86_expand_sse_pcmpistr): Ditto.
11654 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11655 Uros Bizjak <ubizjak@gmail.com>
11657 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11658 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11659 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11660 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11661 * config/i386/constraints.md ("z"): New register constraint
11662 for members of SSE_FIRST_REG class.
11663 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11664 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11665 SSE_FIRST_REG class.
11666 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11667 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11668 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11669 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11670 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11671 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11672 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11673 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11674 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11675 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11676 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11677 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11678 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11679 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11680 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11681 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11682 (struct builtin_description): Change "flag" field to unsigned.
11683 (bdesc_pcmpestr): New builtin description table.
11684 (bdesc_pcmpistr): Likewise.
11685 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11686 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11687 Initialize pcmp[ei]str[im] insns for SSE4.2.
11688 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11689 (ix86_expand_sse_pcmpistr): Likewise.
11690 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11691 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11692 (UNSPEC_PCMPISTR): Likewise.
11693 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11694 (sse4_2_pcmpestri):New isns pattern.
11695 (sse4_2_pcmpestrm): Likewise.
11696 (sse4_2_pcmpestr_cconly): Likewise.
11697 (sse4_2_pcmpistr): New insn patern and splitter.
11698 (sse4_2_pcmpistri):New isns pattern.
11699 (sse4_2_pcmpistrm): Likewise.
11700 (sse4_2_pcmpistr_cconly): Likewise.
11701 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11704 2007-06-01 David Daney <ddaney@avtrex.com>
11706 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11707 LOADGP_ABSOLUTE and not binds_local_p.
11709 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11711 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11713 2007-06-01 Ian Lance Taylor <iant@google.com>
11715 * tree-vrp.c (compare_name_with_value): Always set
11716 used_strict_overflow if we get a result from the variable itself.
11718 2007-06-01 Ian Lance Taylor <iant@google.com>
11720 PR rtl-optimization/31455
11721 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11722 subregs which have a cast between modes which are not tieable.
11724 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11726 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11727 breaks after return statements.
11729 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11731 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11732 only after no_new_pseudos.
11734 2007-05-31 Eric Christopher <echristo@apple.com>
11736 * expr.c (convert_move): Assert that we don't have a BLKmode
11738 (store_expr): Handle BLKmode moves by calling emit_block_move.
11740 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11742 * c-typeck.c (build_indirect_ref): Include type in error message.
11743 (build_binary_op): Pass types to binary_op_error.
11744 * c-common.c (binary_op_error): Take two type arguments, print out
11746 * c-common.h (binary_op_error): Update prototype.
11748 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11750 * config/i386/i386.c: Correct coments on -mno-sse4.
11752 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11754 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11755 (x86_64-*-*): Likewise.
11756 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11757 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11758 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11759 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11760 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11761 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11762 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11763 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11764 (OPTION_MASK_ISA_SSE4): Likewise.
11765 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11766 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11767 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11768 (override_options): Support SSE4.2.
11769 (ix86_build_const_vector): Support SImode and DImode.
11770 (ix86_build_signbit_mask): Likewise.
11771 (ix86_expand_int_vcond): Support V2DImode.
11772 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11773 (IX86_BUILTIN_CRC32HI): Likewise.
11774 (IX86_BUILTIN_CRC32SI): Likewise.
11775 (IX86_BUILTIN_CRC32DI): Likewise.
11776 (IX86_BUILTIN_PCMPGTQ): Likewise.
11777 (bdesc_crc32): Likewise.
11778 (bdesc_sse_3arg): Likewise.
11779 (ix86_expand_crc32): Likewise.
11780 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11781 (ix86_expand_builtin): Likewise.
11782 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11783 __SSE4_2__ for -msse4.2.
11784 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11785 (CRC32MODE): Likewise.
11786 (crc32modesuffix): Likewise.
11787 (crc32modeconstraint): Likewise.
11788 (sse4_2_crc32<mode>): Likewise.
11789 (sse4_2_crc32di): Likewise.
11790 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11792 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11793 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11794 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11795 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11796 (vcondu<mode>): Likewise.
11797 * doc/extend.texi: Document SSE4.2 built-in functions.
11798 * doc/invoke.texi: Document -msse4.2/-msse4.
11800 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11802 PR tree-optimization/32160
11803 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11804 variable as gimple reg.
11805 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11807 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11809 * gcc.c (main): Don't consider linker options when issuing the
11810 warning about a linker input file not being used.
11812 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11814 * tree-vrp.c (compare_names): Initialize sop.
11816 2007-05-30 Dirk Mueller <dmueller@suse.de>
11818 * cgraphunit.c (cgraph_analyze_function): Remove
11819 computation of inline parameters.
11821 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11823 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11825 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11827 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11828 Add vx-common.h. Include vxworks.h between vx-common.h and
11830 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11832 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11833 (TARGET_ASM_DESTRUCTOR): Likewise.
11834 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11835 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11836 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11837 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11838 (VXWORKS_ENDIAN_SPEC): Define.
11839 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11840 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11841 VXWORKS_* equivalents.
11842 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11843 (ASM_FILE_START): Delete.
11844 (TARGET_VERSION): Reformat.
11845 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11846 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11847 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11848 (FPBIT, DPBIT): Define.
11849 (fp-bit.c, dp-bit.c): New rules.
11850 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11851 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11852 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11853 * config/arm/arm.h: Include vxworks-dummy.h.
11854 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11855 Mark with ATTRIBUTE_UNUSED.
11856 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11857 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11858 make it incompatible with -msingle-pic-base.
11859 (arm_function_ok_for_sibcall): Return false for calls that might
11860 go through a VxWorks PIC PLT entry.
11861 (require_pic_register): New function, split out from...
11862 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11864 (arm_load_pic_register): Handle the VxWorks RTP initialization
11865 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11866 (arm_emit_call_insn): New function.
11867 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11868 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11869 (pic_offset_arm): New pattern.
11870 (call, call_value): Use arm_emit_call_insn.
11871 (call_internal, call_value_internal): New expanders.
11872 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11873 VxWorks unless __PIC__.
11875 2007-05-30 Eric Christopher <echristo@gmail.com>
11877 * genrecog.c: Include regs.h in generated file.
11878 * genemit.c: Ditto. Fix up formatting.
11879 * config/mn10300/constraints.md: New.
11880 * config/mn10300/mn10300.md: Include.
11881 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11882 Fix up for removed macro.
11883 * config/mn10300/predicates.md (call_address_operand): Ditto.
11884 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11885 (CONST_OK_FOR_I): Ditto.
11886 (CONST_OK_FOR_J): Ditto.
11887 (CONST_OK_FOR_K): Ditto.
11888 (CONST_OK_FOR_L): Ditto.
11889 (CONST_OK_FOR_M): Ditto.
11890 (CONST_OK_FOR_N): Ditto.
11891 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11895 (EXTRA_CONSTRAINT): Ditto.
11897 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11899 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11901 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11902 OPTION_MASK_ISA_64BIT.
11903 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11905 2007-05-30 Richard Guenther <rguenther@suse.de>
11907 PR middle-end/32152
11908 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11909 types for comparison.
11910 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11911 with original typed arguments.
11912 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11914 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11916 PR tree-optimization/31769
11917 * except.c (duplicate_eh_regions): Clear prev_try if
11918 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11920 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11922 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11923 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11924 bsi of the location where statements should be inserted.
11925 (sink_code_in_bb): Take bsi from statement_sink_location.
11926 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11927 instead of bsi_start.
11928 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11930 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11931 (bsi_move_before): Document inconsistency with bsi_move_after.
11932 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11934 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11936 * config/i386/i386.h (TARGET_ABM): New define.
11937 (TARGET_POPCNT): Ditto.
11938 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11939 New temporary defines to redefine from OPTION_ISA_* defines.
11940 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11941 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11942 (ix86_isa_flags): New extern int declaration.
11943 (TARGET_SUBTARGET_DEFAULT): New define.
11944 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11945 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11946 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11947 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11948 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11949 * config/i386/darwin.h: Change TARGET_64BIT define to
11952 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11953 using existing "ix86_isa_flags" varible.
11954 (m32, m64): Use existing "ix86_isa_flags" variable.
11955 (mmmx, m3dnow): Ditto.
11956 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11957 (mabm): Define as non-negative option using "x86_abm" variable.
11958 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11960 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11961 Rewrite feature test bitmap.
11962 (ix86_isa_flags): New initialized global int varible.
11963 (ix86_isa_flags_explicit): New static int variable.
11964 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11965 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11966 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11967 target_flags_explicit.
11968 (override_options): Remove "target_enable" and "target_disable" fields
11969 from "struct ptt". Update processor_target_table accordingly. Remove
11970 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11971 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11972 "target_flags" and "ix86_isa_flags_explicit" instead of
11973 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11974 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11975 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11976 to true when either of PTA_POPCNT or PTA_ABM is set in
11977 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11978 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11979 processor_alias_table flags entry. Remove handling of
11980 "target_enable" and "target_disable" fields of processor_target_table.
11981 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11982 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11983 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11984 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11985 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11987 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11989 2007-05-29 David Daney <ddaney@avtrex.com>
11992 * config/mips/mips.c (mips_output_mi_thunk): Emit
11993 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11995 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11996 * config/i386/i386.c (ix86_function_regparm): Added checking of
11997 ix86_force_align_arg_pointer to determine the number of
11998 register parameters.
12000 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12002 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12003 (SET_DR_MISALIGNMENT): New.
12004 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12005 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12006 Use SET_DR_MISALIGNMENT.
12007 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12009 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12010 find_loop_nest): Export.
12011 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12012 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12013 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12014 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12016 (struct mem_ref): Add field reuse_distance.
12017 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12018 Initialize reuse_distance field.
12019 (issue_prefetch_ref): Select temporality of prefetch according to
12021 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12022 self_reuse_distance, determine_loop_nest_reuse): New functions.
12023 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12024 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12025 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12028 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12030 * tree-ssa-alias.c: Add aliasing overview.
12032 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12033 Danny Smith <dannysmith@users.sourceforge.net>
12036 * config/i386/t-crtfm: Compile crtfastmath.o with
12037 -minline-all-stringops.
12038 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12039 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12041 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12043 * doc/md.texi: Document constraints on HP PA-RISC.
12045 * pa/constraints.md: New file.
12046 * pa.md: Include constraints.md.
12047 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12048 (integer_store_memory_operand, ldil_cint_p): New functions.
12049 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12050 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12051 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12052 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12053 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12055 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12058 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12059 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12060 case POSTDECREMENT_EXPR>): Return the error_mark_node
12061 if either the real or imaginary parts would an
12064 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12066 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12067 name when we remove it from a call.
12069 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12071 * targhooks.c (default_narrow_bitfield): Remove.
12072 * targhooks.h: Remove the prototype for
12073 default_narrow_bitfield.
12075 * langhooks-def.h: Remove the prototype for
12076 hook_get_alias_set_0.
12077 * langhooks.c (hook_get_alias_set_0): Remove.
12079 * global.c (EXECUTE_IF_CONFLICT): Remove.
12081 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12084 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12085 return true when truth_value_p is true and the type
12088 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12090 * doc/install.texi (Prerequisites): We no longer require Autoconf
12091 2.13 for the top-level.
12093 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12095 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12096 memory access via x86_expand_vector_move_misalign() only for
12097 TImode values on 32-bit targets.
12099 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12101 * matrix-reorg.c: New file. Implement matrix flattening and
12102 transposing optimization.
12103 * tree-pass.h: Add matrix reorg pass.
12104 * common.opt: Add fipa-mreorg flag.
12105 * Makefile.in: Add matrix-reorg.c.
12106 * passes.c: Add matrix reorg pass.
12107 * varpool.c (add_new_static_var): New function.
12108 * cgraph.h (add_new_static_var): Declare.
12110 2007-05-27 Eric Christopher <echristo@apple.com>
12112 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12113 sp_offset depending on stack size. Save r12 depending
12114 on registers we're saving later.
12115 (rs6000_emit_epilogue): Update sp_offset depending only
12118 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12120 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12121 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12122 * ifcvt.c (if_convert): Ditto.
12123 * tree-ssa-threadupdate.c (thread_block): Ditto.
12124 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12125 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12126 verify_loop_closed_ssa): Check number_of_loops instead of
12128 * predict.c (tree_estimate_probability): Ditto.
12129 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12130 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12131 * modulo-sched.c (sms_schedule): Ditto.
12132 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12133 (scev_finalize): Do not do anything if scev analysis was not
12135 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12136 current_loops == NULL.
12137 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12138 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12139 there are no loops.
12140 (loop_optimizer_finalize): Assert that loops were analyzed.
12141 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12142 rtl_doloop): Check number_of_loops instead of current_loops.
12143 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12144 current_loops == NULL.
12145 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12146 gate_tree_vectorize tree_linear_transform, check_data_deps,
12147 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12148 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12149 Check number_of_loops instead of current_loops.
12150 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12151 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12152 free loops if available.
12153 (execute_pre): Do not pass do_fre to fini_pre.
12155 2007-05-27 Tobias Burnus <burnus@net-b.de>
12157 PR middle-end/32083
12158 * real.c (mpfr_from_real): Fix sign of -Inf.
12160 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12162 * tree-vect-transform.c (vectorizable_conversion): Initialize
12163 tree_code variables to ERROR_MARK.
12164 (vectorizable_type_demotion): Likewise.
12165 (vectorizable_type_promotion): Likewise.
12167 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12170 * config/i386/i386.md (movti): Handle push operands via
12171 ix86_expand_push().
12173 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12175 * basic-block.h: Remove the prototype for merge_seq_blocks.
12176 * cfgcleanup.c (merge_seq_blocks): Remove.
12178 * tree-flow.h: Remove the prototype for is_aliased_with.
12179 * tree-ssa-alias.c (is_aliased_with): Remove.
12181 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12183 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12185 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12187 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12188 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12189 (vec_unpacks_hi_v16qi): Likewise.
12190 (vec_unpacku_lo_v16qi): Likewise.
12191 (vec_unpacks_lo_v16qi): Likewise.
12192 (vec_unpacku_hi_v8hi): Likewise.
12193 (vec_unpacks_hi_v8hi): Likewise.
12194 (vec_unpacku_lo_v8hi): Likewise.
12195 (vec_unpacks_lo_v8hi): Likewise.
12196 (vec_unpacku_hi_v4si): Likewise.
12197 (vec_unpacks_hi_v4si): Likewise.
12198 (vec_unpacku_lo_v4si): Likewise.
12199 (vec_unpacks_lo_v4si): Likewise.
12201 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12203 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12204 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12205 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12206 follow spelling conventions in various
12207 warning/error/diagnostic messages.
12209 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12210 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12211 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12212 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12213 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12214 * doc/tm.texi: Follow spelling conventions.
12216 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12219 * tree-ssa-forwprop.c
12220 (forward_propagate_addr_into_variable_array_index): Remove
12221 the lhs argument. Use the type of def_rhs instead of lhs.
12222 (forward_propagate_addr_expr_1): Update use of
12223 forward_propagate_addr_into_variable_array_index.
12225 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12226 Nigel Stephens <nigel@mips.com>
12228 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12229 function attributes, "far" being an alias for "long_call".
12230 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12231 (mips_near_type_p, mips_far_type_p): New.
12232 (mips_comp_type_attributes): New function to check that attributes
12233 attached to a function type are compatible.
12234 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12235 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12236 to the target function of the thunk.
12237 (mips_encode_section_info): Check for "near" and "far" function
12238 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12240 * config/mips/predicates.md (const_call_insn_operand): Test only
12241 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12243 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12246 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12247 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12248 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12249 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12251 2007-05-25 Eric Christopher <echristo@apple.com>
12253 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12254 to x86-darwin configurations.
12255 * config/i386/t-darwin: Add softfp support.
12256 * config/i386/t-darwin64: Ditto.
12257 * config/i386/sfp-machine.h: If mach then don't use
12258 aliasing, emit a stub to call.
12260 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12262 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12263 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12264 tree-predcom.c, tree-ssa-alias-warnings.c,
12265 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12266 comment typos. Follow spelling conventions.
12267 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12269 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12272 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12273 constants into memory. Expand unaligned memory references for
12274 SSE modes via x86_expand_vector_move_misalign() function.
12276 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12278 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12279 "memory" attribute for "sseishft" type insn without operands[2].
12281 2007-05-25 Dirk Mueller <dmueller@suse.de>
12282 Marcus Meissner <meissner@suse.de>
12284 * doc/extend.texi (alloc_size): New attribute.
12285 * c-common.c (handle_alloc_size_attribute): New.
12286 * tree-object-size.c (alloc_object_size): Use alloc_size
12287 attribute, if available.
12289 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12291 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12293 (__builtin_ia32_vec_ext_v2di): Likewise.
12294 (__builtin_ia32_vec_ext_v4si): Likewise.
12295 (__builtin_ia32_vec_ext_v8hi): Likewise.
12296 (__builtin_ia32_vec_ext_v16qi): Likewise.
12297 (__builtin_ia32_vec_set_v8hi): Likewise.
12299 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12301 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12303 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12305 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12306 (arm_is_longcall_p): Rename to...
12307 (arm_is_long_call_p): ...this. Take a single tree argument and
12309 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12310 (CUMULATIVE_ARGS): Remove call_cookie.
12311 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12312 (ENCODED_LONG_CALL_ATTR_P): Delete.
12313 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12314 LONG_CALL_FLAG_CHAR cases.
12315 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12316 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12317 ARM_DECLARE_FUNCTION_SIZE.
12318 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12319 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12320 (arm_encode_call_attribute, current_file_function_operand): Delete.
12321 (arm_function_in_section_p): New function.
12322 (arm_is_longcall_p): Rename to...
12323 (arm_is_long_call_p): ...this. Take the target function as a single
12324 argument and return a bool. Do not rely on call cookies. Check
12325 whether the target symbol is in the same section as the current
12326 function, not just the same compilation unit.
12327 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12328 (arm_encode_section_info): Don't encode a call type.
12329 * config/arm/arm.md (call, call_value): Update calls to
12330 arm_is_long(_)call_p. Simplify logic.
12331 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12332 Update calls to arm_is_long(_)call_p.
12334 2007-05-25 Richard Guenther <rguenther@suse.de>
12336 PR tree-optimization/31982
12337 * tree-ssa-forwprop.c
12338 (forward_propagate_addr_into_variable_array_index): Handle arrays
12339 with element size one.
12341 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12343 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12344 (umulsi3_highpart): Likewise.
12346 2007-05-24 Ian Lance Taylor <iant@google.com>
12348 PR rtl-optimization/32069
12349 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12352 2007-05-24 Ollie Wild <aaw@google.com>
12354 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12357 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12359 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12360 (oprs_unchanged_p): Use it to check all registers in a REG.
12361 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12362 (reg_set_between_after_reload_p): Delete.
12363 (reg_used_between_after_reload_p): Likewise.
12364 (reg_set_or_used_since_bb_start): Likewise.
12365 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12366 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12367 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12368 * rtlanal.c (reg_set_p): Check whether REG overlaps
12369 regs_invalidated_by_call, rather than just checking the
12370 membership of REGNO (REG).
12372 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12374 * doc/passes.texi: Document predictive commoning.
12375 * doc/invoke.texi (-fpredictive-commoning): Document.
12376 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12377 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12378 adding indices to the generated name.
12379 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12380 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12381 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12382 (op_symbol_code): ... and exported.
12383 (dump_omp_clause, op_symbol): Use op_symbol_code
12384 instead of op_symbol_1.
12385 * tree-pass.h (pass_predcom): Declare.
12386 * timevar.def (TV_PREDCOM): New timevar.
12387 * tree-ssa-loop.c (run_tree_predictive_commoning,
12388 gate_tree_predictive_commoning, pass_predcom): New.
12389 * tree-data-ref.c (find_data_references_in_loop): Find the
12390 references in dominance order.
12391 (canonicalize_base_object_address): Ensure that the result has
12393 (dr_analyze_innermost): Export.
12394 (create_data_ref): Code to fail for references with invariant
12396 (find_data_references_in_stmt): ... here.
12397 * tree-data-ref.h (dr_analyze_innermost): Declare.
12398 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12399 (aff_combination_find_elt, name_expansion_hash,
12400 name_expansion_eq, tree_to_aff_combination_expand,
12401 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12403 * tree-affine.h (aff_combination_constant_multiple_p,
12404 tree_to_aff_combination_expand): Declare.
12405 * tree-predcom.c: New file.
12406 * common.opt (fpredictive-commoning): New option.
12407 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12408 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12409 * Makefile.in (tree-predcom.o): Add.
12410 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12411 * passes.c (init_optimization_passes): Add dceloop after
12412 copy propagation in loop optimizer. Add predictive commoning
12413 to loop optimizer passes.
12415 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12417 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12420 2007-05-24 Jan Hubicka <jh@suse.cz>
12422 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12424 (genheader): Include statistics.h.
12426 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12428 * print-rtl.c (flag_dump_unnumbered): Update comments.
12429 (print_rtl): Fix my previous change.
12430 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12433 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12435 PR middle-end/32018
12436 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12438 (thread_through_all_blocks): Call initialize_original_copy_tables
12439 and free_original_copy_tables.
12440 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12442 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12443 * cfghooks.c (duplicate_block): Use get_loop_copy.
12444 * cfg.c: Include cfgloop.h.
12445 (loop_copy): New hash table.
12446 (initialize_original_copy_tables): Initialize loop_copy table.
12447 (free_original_copy_tables): Free loop_copy table.
12448 (copy_original_table_clear, copy_original_table_set,
12449 set_loop_copy, get_loop_copy): New functions.
12450 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12451 * cfgloop.h (struct loop): Remove copy field.
12452 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12453 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12455 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12457 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12458 -msse/-msse2/-msse3.
12460 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12462 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12463 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12465 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12468 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12469 * targhooks.h (default_mangle_decl_assembler_name): Declare
12471 * targhooks.c (default_mangle_decl_assembler_name): Define
12473 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12475 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12476 * langhooks.c (lhd_set_decl_assembler_name): Call
12477 targetm.mangle_decl_assembler_name for names with global scope.
12479 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12481 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12482 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12484 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12485 New. Factored out of i386_pe_encode_section_info.
12486 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12487 Move check for prior decoration of stdcall
12488 symbols to i386_pe_encode_section_info.
12489 (i386_pe_encode_section_info): Adjust call to
12490 gen_stdcall_or_fastcall_suffix. Use
12491 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12492 (i386_pe_mangle_decl_assembler_name): New. Wrap
12493 i386_pe_maybe_mangle_decl_assembler_name.
12495 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12497 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12498 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12499 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12500 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12501 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12504 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12505 Nigel Stephens <nigel@mips.com>
12506 Richard Sandiford <richard@codesourcery.com>
12508 Fix up MIPS16 hard float and add support for complex.
12510 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12511 (TARGET_SOFT_FLOAT_ABI): New.
12512 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12513 __mips_soft_float to reflect the ABI in use, not whether the
12514 FPU is directly accessible (e.g., in MIPS16 mode).
12515 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12516 (UNITS_PER_FPVALUE): Likewise.
12518 * config/mips/mips.c (mips_expand_call): Remove redundant
12519 TARGET_MIPS16 check.
12520 (mips_arg_regno): New.
12521 (function_arg_advance): When setting bits in cum->fp_code for
12522 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12524 (function_arg): Use mips_arg_regno.
12525 (mips_return_mode_in_fpr_p): New.
12526 (mips16_call_stub_mode_suffix): New.
12527 (mips16_cfun_returns_in_fpr_p): New.
12528 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12529 (mips_output_function_prologue): Test mips16_hard_float, not
12530 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12531 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12532 return value into a floating-point register.
12533 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12534 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12535 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12536 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12537 word of double arguments from or to the high bits of 64-bit
12538 floating point registers.
12539 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12540 (mips16_fpret_double): New helper function.
12541 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12542 support for complex modes. Fill in DECL_RESULT for stubdecl.
12543 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12545 * config/mips/mips16.S
12546 (RET, ARG1, ARG2): New.
12547 (MERGE_GPRf, MERGE_GPRt): New.
12548 (DELAYt, DELAYf): New.
12549 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12550 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12551 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12552 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12553 (SFOP): Renamed to...
12554 (OPSF3): This, and macro-ified. Updated all uses.
12555 (SFOP2): Renamed to...
12556 (OPSF2): This, and macro-ified. Updated all uses.
12557 (SFCMP): Renamed to...
12558 (CMPSF): This, and macro-ified. Updated all uses.
12559 (SFREVCMP): Renamed to...
12560 (REVCMPSF): This, and macro-ified. Updated all uses.
12561 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12562 (LDDBL1, LDDBL2, RETDBL): Deleted.
12563 (DFOP): Renamed to...
12564 (OPDF3): This, and macro-ified. Updated all uses.
12565 (DFOP2): Renamed to...
12566 (OPDF2): This, and macro-ified. Updated all uses.
12567 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12568 (DFCMP): Renamed to...
12569 (CMPDF): This, and macro-ified. Updated all uses.
12570 (DFREVCMP): Renamed to...
12571 (REVCMPDF): This, and macro-ified. Updated all uses.
12572 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12573 (RET_FUNCTION): New.
12574 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12575 (__mips16_ret_sc, __mips16_ret_dc): New.
12576 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12577 STUB_ARGS_6, STUB_ARGS_10): New.
12578 (CALL_STUB_NO_RET): New.
12579 (__mips16_call_stub_1): Macro-ified.
12580 (__mips16_call_stub_5): Macro-ified.
12581 (__mips16_call_stub_2): Macro-ified.
12582 (__mips16_call_stub_6): Macro-ified.
12583 (__mips16_call_stub_9): Macro-ified.
12584 (__mips16_call_stub_10): Macro-ified.
12585 (CALL_STUB_RET): New.
12586 (__mips16_call_stub_sf_0): Macro-ified.
12587 (__mips16_call_stub_sf_1): Macro-ified.
12588 (__mips16_call_stub_sf_5): Macro-ified.
12589 (__mips16_call_stub_sf_2): Macro-ified.
12590 (__mips16_call_stub_sf_6): Macro-ified.
12591 (__mips16_call_stub_sf_9): Macro-ified.
12592 (__mips16_call_stub_sf_10): Macro-ified.
12593 (__mips16_call_stub_df_0): Macro-ified.
12594 (__mips16_call_stub_df_1): Macro-ified.
12595 (__mips16_call_stub_df_5): Macro-ified.
12596 (__mips16_call_stub_df_2): Macro-ified.
12597 (__mips16_call_stub_df_6): Macro-ified.
12598 (__mips16_call_stub_df_9): Macro-ified.
12599 (__mips16_call_stub_df_10): Macro-ified.
12600 (__mips16_call_stub_sc_0): New.
12601 (__mips16_call_stub_sc_1): New.
12602 (__mips16_call_stub_sc_5): New.
12603 (__mips16_call_stub_sc_2): New.
12604 (__mips16_call_stub_sc_6): New.
12605 (__mips16_call_stub_sc_9): New.
12606 (__mips16_call_stub_sc_10): New.
12607 (__mips16_call_stub_dc_0): New.
12608 (__mips16_call_stub_dc_1): New.
12609 (__mips16_call_stub_dc_5): New.
12610 (__mips16_call_stub_dc_2): New.
12611 (__mips16_call_stub_dc_6): New.
12612 (__mips16_call_stub_dc_9): New.
12613 (__mips16_call_stub_dc_10): New.
12615 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12616 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12617 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12619 2007-05-23 Ian Lance Taylor <iant@google.com>
12621 * doc/invoke.texi (Invoking GCC): Document that the order of the
12624 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12627 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12628 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12629 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12633 * config/score/score.c (score_print_operand): Make sure that only
12634 lower bits are used.
12636 2007-05-22 Ian Lance Taylor <iant@google.com>
12638 * tree-vrp.c (avoid_overflow_infinity): New static function,
12639 broken out of set_value_range_to_value.
12640 (set_value_range_to_value): Call avoid_overflow_infinity.
12641 (extract_range_from_assert): Likewise.
12643 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12645 PR middle-end/31095
12646 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12647 change the type before looking for a COMPOUND_EXPR.
12649 2007-05-22 Ian Lance Taylor <iant@google.com>
12651 * lower-subreg.c (decompose_multiword_subregs): If we change an
12652 insn, call remove_retval_note on it.
12654 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12656 * regs.h (end_hard_regno): New function.
12657 (END_HARD_REGNO, END_REGNO): New macros.
12658 (add_to_hard_reg_set): New function.
12659 (remove_from_hard_reg_set): Likewise.
12660 (in_hard_reg_set_p): Likewise.
12661 (overlaps_hard_reg_set_p): Likewise.
12662 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12663 (note_btr_set): Use END_HARD_REGNO.
12664 * caller-save.c (setup_save_areas): Use end_hard_regno.
12665 (mark_set_regs): Use END_HARD_REGNO.
12666 (add_stored_regs): Use end_hard_regno.
12667 (mark_referenced_regs): Use add_to_hard_reg_set.
12668 * combine.c (update_table_tick): Use END_REGNO.
12669 (record_value_for_reg): Likewise.
12670 (record_dead_and_set_regs): Likewise.
12671 (get_last_value_validate): Likewise.
12672 (use_crosses_set_p): Likewise.
12673 (reg_dead_at_p_1): Likewise.
12674 (reg_dead_at_p): Likewise.
12675 (mark_used_regs_combine): Use add_to_hard_reg_set.
12676 (move_deaths): Use END_HARD_REGNO.
12677 (reg_bitfield_target_p): Use end_hard_regno.
12678 (distribute_notes): Use END_HARD_REGNO.
12679 * cse.c (mention_regs): Use END_REGNO.
12680 (insert): Use add_to_hard_reg_set.
12681 (invalidate): Use END_HARD_REGNO.
12682 (invalidate_for_call): Likewise.
12683 (exp_equiv_p): Use END_REGNO.
12684 (cse_insn): Likewise.
12685 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12686 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12687 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12688 * function.c (keep_stack_depressed): Use end_hard_regno.
12689 * global.c (global_alloc): Use end_hard_regno.
12690 (global_conflicts): Use add_to_hard_reg_set instead of
12692 (find_reg): Likewise.
12693 (mark_reg_store): Likewise.
12694 (mark_reg_conflicts): Likewise.
12695 (mark_reg_death): Use remove_from_hard_reg_set.
12696 (mark_reg_live_nc): Delete.
12697 (set_preference): Use end_hard_regno.
12698 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12699 remove_from_hard_reg_set.
12700 (post_mark_life): Use add_to_hard_reg_set.
12701 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12702 (reg_becomes_live): Use add_to_hard_reg_set.
12703 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12704 (peep2_find_free_register): Use add_to_hard_reg_set.
12705 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12706 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12707 * regrename.c (note_sets): Use add_to_hard_reg_set.
12708 (clear_dead_regs): Use remove_from_hard_reg_set.
12709 (regrename_optimize): Use add_to_hard_reg_set.
12710 (find_oldest_value_reg): Use in_hard_reg_set_p.
12711 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12712 (hard_reg_set_here_p): Use end_hard_regno.
12713 (decompose): Likewise.
12714 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12715 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12716 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12717 (mark_home_live): Use end_hard_regno.
12718 (spill_hard_reg): Likewise.
12719 (clear_reload_reg_in_use): Likewise.
12720 * reorg.c (delete_prior_computation): Use END_REGNO.
12721 * resource.c (update_live_status): Use END_HARD_REGNO.
12722 (mark_referenced_resources): Use add_to_hard_reg_set.
12723 (mark_set_resources): Likewise.
12724 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12725 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12726 (reg_overlap_mentioned_p): Likewise.
12727 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12728 (covers_regno_no_parallel_p): Use END_REGNO.
12729 (find_regno_note): Likewise.
12730 (find_reg_fusage): Use END_HARD_REGNO.
12731 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12732 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12734 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12736 * mode-switching.c (reg_dies): Change type of second argument to
12738 (optimize_mode_switching): Update accordingly.
12740 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12742 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12744 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12745 (hard_reg_set_empty_p): ...these new functions.
12746 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12747 GO_IF_HARD_REG_SUBSET.
12748 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12749 instead of GO_IF_HARD_REG_EQUAL.
12750 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12751 instead of GO_IF_HARD_REG_EQUAL.
12752 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12753 GO_IF_HARD_REG_SUBSET.
12754 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12755 GO_IF_HARD_REG_EQUAL.
12756 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12757 of GO_IF_HARD_REG_SUBSET.
12758 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12759 instead of GO_IF_HARD_REG_EQUAL.
12760 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12761 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12762 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12763 of GO_IF_HARD_REG_SUBSET,
12764 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12765 GO_IF_HARD_REG_SUBSET.
12766 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12767 instead of GO_IF_HARD_REG_EQUAL.
12768 * config/sh/sh.c (push_regs, calc_live_regs): Use
12769 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12770 (hard_regs_intersect_p): Delete.
12772 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12774 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12776 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12777 Richard Henderson <rth@redhat.com>
12779 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12781 (x86_64-*-*): Likewise.
12783 * i386/i386-modes.def (V2QI): New.
12785 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12787 (override_options): Support SSE4.1.
12788 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12789 (IX86_BUILTIN_BLENDPS): Likewise.
12790 (IX86_BUILTIN_BLENDVPD): Likewise.
12791 (IX86_BUILTIN_BLENDVPS): Likewise.
12792 (IX86_BUILTIN_PBLENDVB128): Likewise.
12793 (IX86_BUILTIN_PBLENDW128): Likewise.
12794 (IX86_BUILTIN_DPPD): Likewise.
12795 (IX86_BUILTIN_DPPS): Likewise.
12796 (IX86_BUILTIN_INSERTPS128): Likewise.
12797 (IX86_BUILTIN_MOVNTDQA): Likewise.
12798 (IX86_BUILTIN_MPSADBW128): Likewise.
12799 (IX86_BUILTIN_PACKUSDW128): Likewise.
12800 (IX86_BUILTIN_PCMPEQQ): Likewise.
12801 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12802 (IX86_BUILTIN_PMAXSB128): Likewise.
12803 (IX86_BUILTIN_PMAXSD128): Likewise.
12804 (IX86_BUILTIN_PMAXUD128): Likewise.
12805 (IX86_BUILTIN_PMAXUW128): Likewise.
12806 (IX86_BUILTIN_PMINSB128): Likewise.
12807 (IX86_BUILTIN_PMINSD128): Likewise.
12808 (IX86_BUILTIN_PMINUD128): Likewise.
12809 (IX86_BUILTIN_PMINUW128): Likewise.
12810 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12811 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12812 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12813 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12814 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12815 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12816 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12817 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12818 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12819 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12820 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12821 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12822 (IX86_BUILTIN_PMULDQ128): Likewise.
12823 (IX86_BUILTIN_PMULLD128): Likewise.
12824 (IX86_BUILTIN_ROUNDPD): Likewise.
12825 (IX86_BUILTIN_ROUNDPS): Likewise.
12826 (IX86_BUILTIN_ROUNDSD): Likewise.
12827 (IX86_BUILTIN_ROUNDSS): Likewise.
12828 (IX86_BUILTIN_PTESTZ): Likewise.
12829 (IX86_BUILTIN_PTESTC): Likewise.
12830 (IX86_BUILTIN_PTESTNZC): Likewise.
12831 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12832 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12833 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12834 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12835 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12836 (bdesc_ptest): New.
12837 (bdesc_sse_3arg): Likewise.
12838 (bdesc_2arg): Likewise.
12839 (bdesc_1arg): Likewise.
12840 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12842 (ix86_expand_sse_4_operands_builtin): New.
12843 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12844 smaller than 8 bits as the 2nd arg.
12845 (ix86_expand_sse_ptest): New.
12846 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12847 (ix86_expand_vector_set): Support SSE4.1.
12848 (ix86_expand_vector_extract): Likewise.
12850 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12851 __SSE4_1__ for -msse4.1.
12853 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12854 (UNSPEC_INSERTPS): Likewise.
12855 (UNSPEC_DP): Likewise.
12856 (UNSPEC_MOVNTDQA): Likewise.
12857 (UNSPEC_MPSADBW): Likewise.
12858 (UNSPEC_PHMINPOSUW): Likewise.
12859 (UNSPEC_PTEST): Likewise.
12860 (UNSPEC_ROUNDP): Likewise.
12861 (UNSPEC_ROUNDS): Likewise.
12863 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12865 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12866 (const_pow2_1_to_32768_operand): Likewise.
12868 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12871 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12873 (sse4_1_insertps): Likewise.
12874 (*sse4_1_extractps): Likewise.
12875 (sse4_1_ptest): Likewise.
12876 (sse4_1_mulv2siv2di3): Likewise.
12877 (*sse4_1_mulv4si3): Likewise.
12878 (*sse4_1_smax<mode>3): Likewise.
12879 (*sse4_1_umax<mode>3): Likewise.
12880 (*sse4_1_smin<mode>3): Likewise.
12881 (*sse4_1_umin<mode>3): Likewise.
12882 (sse4_1_eqv2di3): Likewise.
12883 (*sse4_1_pinsrb): Likewise.
12884 (*sse4_1_pinsrd): Likewise.
12885 (*sse4_1_pinsrq): Likewise.
12886 (*sse4_1_pextrb): Likewise.
12887 (*sse4_1_pextrb_memory): Likewise.
12888 (*sse4_1_pextrw_memory): Likewise.
12889 (*sse4_1_pextrq): Likewise.
12890 (sse4_1_blendpd): Likewise.
12891 (sse4_1_blendps): Likewise.
12892 (sse4_1_blendvpd): Likewise.
12893 (sse4_1_blendvps): Likewise.
12894 (sse4_1_dppd): Likewise.
12895 (sse4_1_dpps): Likewise.
12896 (sse4_1_movntdqa): Likewise.
12897 (sse4_1_mpsadbw): Likewise.
12898 (sse4_1_packusdw): Likewise.
12899 (sse4_1_pblendvb): Likewise.
12900 (sse4_1_pblendw): Likewise.
12901 (sse4_1_phminposuw): Likewise.
12902 (sse4_1_extendv8qiv8hi2): Likewise.
12903 (*sse4_1_extendv8qiv8hi2): Likewise.
12904 (sse4_1_extendv4qiv4si2): Likewise.
12905 (*sse4_1_extendv4qiv4si2): Likewise.
12906 (sse4_1_extendv2qiv2di2): Likewise.
12907 (*sse4_1_extendv2qiv2di2): Likewise.
12908 (sse4_1_extendv4hiv4si2): Likewise.
12909 (*sse4_1_extendv4hiv4si2): Likewise.
12910 (sse4_1_extendv2hiv2di2): Likewise.
12911 (*sse4_1_extendv2hiv2di2): Likewise.
12912 (sse4_1_extendv2siv2di2): Likewise.
12913 (*sse4_1_extendv2siv2di2): Likewise.
12914 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12915 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12916 (sse4_1_zero_extendv4qiv4si2): Likewise.
12917 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12918 (sse4_1_zero_extendv2qiv2di2): Likewise.
12919 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12920 (sse4_1_zero_extendv4hiv4si2): Likewise.
12921 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12922 (sse4_1_zero_extendv2hiv2di2): Likewise.
12923 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12924 (sse4_1_zero_extendv2siv2di2): Likewise.
12925 (*sse4_1_zero_extendv2siv2di2): Likewise.
12926 (sse4_1_roundpd): Likewise.
12927 (sse4_1_roundps): Likewise.
12928 (sse4_1_roundsd): Likewise.
12929 (sse4_1_roundss): Likewise.
12930 (mulv4si3): Don't expand for SSE4.1.
12931 (smax<mode>3): Likewise.
12932 (umaxv4si3): Likewise.
12933 (uminv16qi3): Likewise.
12934 (umin<mode>3): Likewise.
12935 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12937 * doc/extend.texi: Document SSE4.1 built-in functions.
12939 * doc/invoke.texi: Document -msse4.1.
12941 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12943 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12944 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12945 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12946 (ASM_SPEC): Add asm_pcrel_spec.
12947 (EXTRA_SPECS): Add asm_pcrel_spec.
12949 2007-05-21 David Daney <ddaney@avtrex.com>
12951 * doc/install.texi (Building a cross compiler): Add requirements
12952 for Java cross compiler.
12954 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12956 PR middle-end/31995
12957 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12958 Add loopno argument. Use evolution_function_is_invariant_rec_p
12959 instead of evolution_function_is_constant_p.
12960 Update calls to evolution_function_is_affine_multivariate_p.
12961 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12962 Add loopno argument.
12963 * tree-scalar-evolution.c (gather_chrec_stats): Call
12964 evolution_function_is_affine_multivariate_p with a loop
12966 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12967 (analyze_overlapping_iterations): Likewise.
12968 (access_functions_are_affine_or_constant_p): Likewise.
12969 (build_classic_dist_vector_1): If the access functions
12970 are equal, don't do anything.
12972 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12973 Paolo Carlini <pcarlini@suse.de>
12974 Uros Bizjak <ubizjak@gmail.com>
12976 * c-cppbuiltin.c (c_cpp_builtins): Define
12977 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12978 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12979 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12980 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12982 2007-05-21 Mike Stump <mrs@apple.com>
12984 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12986 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12988 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12991 implementation if __OPTIMIZE__ is not defined.
12992 (_mm_alignr_pi8): Ditto.
12993 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12994 (_mm_inserti_si64): Ditto.
12995 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12996 (_mm_slli_epi16): Ditto.
12997 (_mm_slli_epi32): Ditto.
12998 (_mm_slli_epi64): Ditto.
12999 (_mm_srai_epi16): Ditto.
13000 (_mm_srai_epi32): Ditto.
13001 (_mm_srli_si128): Ditto.
13002 (_mm_slli_si128): Ditto.
13003 (_mm_srli_epi16): Ditto.
13004 (_mm_srli_epi32): Ditto.
13005 (_mm_srli_epi64): Ditto.
13006 (_mm_extract_epi16): Ditto.
13007 (_mm_insert_epi16): Ditto.
13008 (_mm_shufflehi_epi16): Ditto.
13009 (_mm_shufflelo_epi16): Ditto.
13010 (_mm_shuffle_epi32): Ditto.
13011 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13012 (_m_pextrw): Ditto.
13013 (_mm_insert_pi16): Ditto.
13014 (_m_pinsrw): Ditto.
13015 (_mm_shuffle_pi16): Ditto.
13016 (_m_pshufw): Ditto.
13017 (_mm_shufle_ps): Ditto.
13018 (_mm_prefetch): Ditto.
13020 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13022 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13023 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13024 * real.c (encode_i370_single, decode_i370_single,
13025 encode_i370_double, decode_i370_double): Functions removed.
13026 (i370_single_format, i370_double_format): Initializations removed.
13027 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13028 Consider the log2_b field to always be one.
13029 (ieee_single_format, mips_single_format, coldfire_single_format,
13030 ieee_double_format, mips_double_format, coldfire_double_format,
13031 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13032 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13033 ibm_extended_format, mips_extended_format, ieee_quad_format,
13034 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13035 decimal_single_format, decimal_double_format, decimal_quad_format,
13036 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13037 initialization of log2_b.
13038 * real.h (i370_single_format, i370_double_format): Declarations
13040 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13041 field to always be one.
13043 2007-05-21 Andreas Schwab <schwab@suse.de>
13045 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13046 NOTE_INSN_BASIC_BLOCK_P.
13047 (process_for_unwind_directive): Likewise.
13049 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13051 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13052 * function.h (struct function): Move va_list_gpr_size,
13053 va_list_fpr_size, function_frequency to front of bitfields. Add
13055 (current_function_calls_unwind_init): New.
13056 * except.c (expand_builtin_unwind_init): Set
13057 current_function_calls_unwind_init not
13058 current_function_has_nonlocal_label.
13059 * reload1.c (has_nonexceptional_receiver): New.
13060 (reload): Use it and current_function_calls_unwind_init to
13061 determine whether call-saved regs must be saved.
13063 2007-05-20 Jan Hubicka <jh@suse.cz>
13065 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13066 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13067 * ddg.c (create_ddg): LIkewise.
13068 * final.c (final): Remove hunk moving line number notes around since
13069 they are no longer present at this stage.
13070 (final_scan_insn): Use NOTE_KIND instead of
13071 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13072 (output_asm_label): Likewise.
13073 * reorg.c (dbr_schedule): Likewise.
13074 * haifa-sched.c (unlink_other_notes): Likewise.
13075 * mode-switching.c (optimize_mode_switching): Likewise.
13076 * graph.c (start_bb): Likewise.
13077 * rtl.def (NOTE): Update description.
13078 * jump.c (squeeze_notes): Delete.
13079 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13080 NOTE_INSN_BASIC_BLOCK_P when possible.
13081 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13082 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13083 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13084 (dwarf2out_var_location): Likewise.
13085 * cfgbuild.c (make_edges): Likewise.
13086 (find_basic_blocks_1): Likewise.
13087 * function.c (reorder_blocks_1): Likewise.
13088 (epilogue_done): Likewise.
13089 (reposition_prologue_and_epilogue_notes): Likewise.
13090 * print-rtl.c (print_rtx): Likewise; drop code for printing
13092 (print_rtl): Likewise.
13093 (print_rtl_single): Likewise.
13094 * gcse.c (insert_insn_start_bb): Likewise.
13095 * alias.c (init_alias_analysis): Likewise.
13096 * calls.c (fixup_tail_calls): Likewise.
13097 * except.c (sjlj_emit_function_enter): Likewise.
13098 * emit-rtl.c (add_insn_after): Likeiwse.
13099 (emit_label_before): Likewise.
13100 (emit_label_after): Likewise.
13101 (emit_note_before, emit_note_after, emit_note): Update
13102 parameter to be enum insn_note; do not deal with source
13104 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13105 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13107 (merge_blocks_move_successor_nojumps): Simplify now when
13108 we don't have BLOCK notes.
13109 (try_optimize_cfg): Likewise.
13110 * cfglayout.c (skip_insns_after_block): Likewise.
13111 (record_effective_endpoints): Likewise.
13112 (duplicate_insn_chain): Likewise.
13113 * varasm.c (output_constant_pool_1): Likewise.
13114 * sched-deps.c (sched_analyze): Likewise.
13115 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13117 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13118 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13119 (SET_INSN_DELETED): Simplify.
13120 (NOTE_LINE_NUMBER): Exterminate.
13121 (NOTE_LINE_KIND): New.
13122 (NOTE_INSN_BASIC_BLOCK_P): Update.
13123 (enum insn_note): Simplify.
13124 (GET_NOTE_INSN_NAME) Simplify.
13125 (emit_note_before, emit_note_after, emit_note): Update prototype.
13126 (squeeze_notes): Remove.
13127 * sched-int.h (NOTE_NOT_BB_P): Update.
13128 * resource.c (mark_target_live_regs): Update.
13129 * sched-rgn.c (debug_dependencies): Update.
13130 * sched-vis.c (print_insn): Update.
13131 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13132 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13133 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13134 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13135 (split_branches): Update.
13136 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13138 (sh_adjust_unroll_max): Exterminate.
13139 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13140 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13141 (m68hc11_reorg): Likewise.
13142 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13143 (emit_predicate_relation_info): Update.
13144 (process_for_unwind_directive): Update.
13145 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13146 (output_call): Update.
13147 * config/pa/pa.c (output_lbranch): Update.
13148 (output_millicode_call): Update.
13149 (output_call): Update.
13150 (pa_combine_instructions): Update.
13151 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13152 * config/bfin/bfin.c (gen_one_bundle): Update.
13153 * cfgrtl.c (can_delete_note_p): Update.
13154 (delete_insn): Update.
13155 (rtl_merge_blocks): Update.
13156 (commit_one_edge_insertion): Update.
13157 (rtl_verify_flow_info): Update.
13158 * stmt.c (expand_case): Do not call squeeze_notes.
13160 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13167 * c.opt (Wtype-limits): New.
13168 * doc/invoke.texi (Wtype-limits): Document it.
13169 (Wextra): Enabled by -Wextra.
13170 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13171 * c-common.c (shorten_compare): Warn with Wtype-limits.
13173 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13175 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13176 inlined function, not as a macro.
13177 (_mm_alignr_pi8): Ditto.
13178 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13179 (_mm_inserti_si64): Ditto.
13180 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13181 (_mm_extract_epi16): Ditto.
13182 (_mm_insert_epi16): Ditto.
13183 (_mm_shufflehi_epi16): Ditto.
13184 (_mm_shufflelo_epi16): Ditto.
13185 (_mm_shuffle_epi32): Ditto.
13186 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13187 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13189 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13191 (_m_to_float): Use C89 compatible assignment.
13193 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13196 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13198 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13201 * doc/invoke.texi (Wreturn-type): Complete description.
13202 (Wextra): Delete item about return-type warning.
13203 * c-decl.c: Delete redundant Wextra warning.
13205 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13208 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13209 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13210 inlined function, not as a macro.
13211 (_mm_prefetch): Ditto.
13212 (_m_pextrw): Ditto.
13213 (_mm_insert_pi16): Ditto.
13214 (_m_pinsrw): Ditto.
13215 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13216 (_m_pshufw): Ditto. Add const to __N argument.
13217 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13218 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13219 (_mm_slli_epi32): Ditto.
13220 (_mm_srli_si128): Implement as always inlined function, not as a
13221 macro. Add __inline to function declaration.
13222 (_mm_slli_si128): Ditto.
13224 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13226 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13227 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13229 (struct fenv): New structure.
13230 (FP_HANDLE_EXCEPTIONS): New define.
13231 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13232 (_FP_DECL_EXP): New define.
13233 (FP_INIT_ROUNDMODE): New define.
13234 (FP_ROUNDMODE): New define.
13236 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13238 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13239 (Wconversion): Update description.
13240 (Wconversion-sign): New.
13241 * c.opt (Wconversion-sign): New.
13242 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13243 means disabled for C++. Otherwise, take the status of Wconversion.
13244 * c-common.c (conversion_warning): Warn with either Wconversion or
13246 (warnings_for_convert_and_check): Conditions are already checked by
13247 conversion_warning.
13248 (convert_and_check): Don't check warnings if the conversion failed.
13250 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13251 Anatoly Sokolov <aesok@dol.ru>
13253 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13254 avr_epilogue_uses) : Add declaration.
13255 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13256 * config/avr/constraints.md (R): New constraint.
13257 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13258 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13259 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13260 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13261 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13262 call_prologue_saves, epilogue_restores, return_from_epilogue,
13263 return_from_main_epilogue, return_from_interrupt_epilogue,
13264 return_from_naked_epilogue, prologue, epilogue): New patterns.
13265 (jump): Handle symbol reference.
13266 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13267 avr_output_function_prologue, avr_output_function_epilogue): Remove
13269 (avr_init_machine_status, expand_prologue, expand_epilogue,
13270 avr_asm_function_end_prologue, avr_epilogue_uses,
13271 avr_asm_function_begin_epilogue): New functions.
13272 (prologue_size, epilogue_size, jump_tables_size): Remove global
13274 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13275 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13276 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13277 (avr_override_options): Initialise init_machine_status.
13278 (output_movhi): Handle all stack pointer loads.
13279 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13280 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13281 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13282 (EPILOGUE_USES) Redefine.
13283 (machine_function) Declare.
13285 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13287 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13288 Use a single return statement.
13290 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13292 PR middle-end/30250
13293 * builtins.c (do_mpfr_lgamma_r): New.
13294 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13295 * tree.h (CASE_FLT_FN_REENT): New.
13297 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13299 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13300 (output_die): Use 'unsigned long' with %x.
13301 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13302 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13303 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13305 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13307 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13312 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13313 true if function has no argument.
13315 2007-05-18 DJ Delorie <dj@redhat.com>
13317 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13318 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13320 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13322 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13323 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13324 count_trailing_zeros.
13325 (__i386__): Implement count_leading_zeros using __builtin_clz().
13326 Implement count_trailing_zeros usign __builtin_ctz().
13328 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13330 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13332 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13334 PR middle-end/31344
13335 * expr.c (emit_move_change_mode): Change mode of push operands here.
13337 2007-05-17 Ian Lance Taylor <iant@google.com>
13339 PR tree-optimization/31953
13340 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13341 Change all callers.
13342 (set_value_range_to_null): Call set_value_range_to_value.
13343 (extract_range_from_comparison): Likewise.
13345 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13347 * toplev.c (print_version): Output GMP/MPFR version info.
13349 * builtins.c (CASE_MATHFN_REENT): New macro.
13350 (mathfn_built_in): Use it.
13351 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13352 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13353 BUILT_IN_LGAMMAL_R): New.
13354 * doc/extend.texi: Document new builtins.
13356 PR middle-end/31796
13357 * builtins.c (do_mpfr_remquo): New.
13358 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13359 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13361 PR middle-end/30251
13362 * builtins.c (fold_builtin_1): Handle y0, y1.
13363 (fold_builtin_2): Handle yn.
13365 PR middle-end/30251
13366 * builtins.c (do_mpfr_bessel_n): New.
13367 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13368 (fold_builtin_2): Handle BUILT_IN_JN.
13370 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13373 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13374 TYPE_PRECISION (intmax_type_node).
13376 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13379 * reload.c (subst_reloads): Remove checking.
13381 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13383 PR rtl-optimization/31691
13384 * combine.c (simplify_set): Build a new src pattern instead of
13385 substituting its operands in the COMPARE case.
13387 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13389 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13390 (execute_vrp): Preserve loops through jump threading.
13391 * tree-ssa-threadupdate.c (thread_single_edge,
13392 dbds_continue_enumeration_p, determine_bb_domination_status,
13393 thread_through_loop_header): New functions.
13394 (create_edge_and_update_destination_phis,
13395 create_edge_and_update_destination_phis): Set loops for the new blocks.
13396 (prune_undesirable_thread_requests): Removed.
13397 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13399 (thread_block): Do not call prune_undesirable_thread_requests.
13401 (mark_threaded_blocks): Select edges to thread here.
13402 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13403 Thread edges through loop headers independently.
13404 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13405 * tree-pass.h (TODO_mark_first_instance): New.
13406 (first_pass_instance): Declare.
13407 * cfghooks.c (duplicate_block): Put the block to the original loop
13408 if copy is not specified.
13409 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13410 jump threading. Pass may_peel_loop_headers to
13411 thread_through_all_blocks according to first_pass_instance.
13412 * cfgloop.h (create_preheader): Declare.
13413 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13414 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13415 * passes.c (first_pass_instance): New variable.
13416 (next_pass_1): Set TODO_mark_first_instance.
13417 (execute_todo): Set first_pass_instance.
13419 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13421 PR tree-optimization/24659
13422 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13423 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13424 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13425 OTI_vec_pack_ufix_trunc.
13426 (vec_unpacks_float_hi_optab): Define new macro.
13427 (vec_unpacks_float_lo_optab): Ditto.
13428 (vec_unpacku_float_hi_optab): Ditto.
13429 (vec_unpacku_float_lo_optab): Ditto.
13430 (vec_pack_sfix_trunc_optab): Ditto.
13431 (vec_pack_ufix_trunc_optab): Ditto.
13432 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13433 and vec_pack_[s|u]fix_trunc_optab using
13434 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13435 * tree-vectorizer.c (supportable_widening_operation): Handle
13436 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13437 (supportable_narrowing_operation): New function.
13438 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13439 * tree-vect-transform.c (vectorizable_conversion): Handle
13440 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13441 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13442 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13443 to check for target support.
13444 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13445 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13446 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13447 for VEC_PACK_FIX_TRUNC_EXPR.
13448 (expand_binop): Special case mode of the result for
13449 vec_pack_[u|s]fix_trunc_optab.
13450 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13451 vec_pack_[u|s]fix_trunc_optab.
13453 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13454 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13455 * tree-pretty-print.c (dump_generic_node): Handle
13456 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13457 VEC_PACK_FIX_TRUNC_EXPR.
13459 * expr.c (expand_expr_real_1): Ditto.
13460 * tree-inline.c (estimate_num_insns_1): Ditto.
13461 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13463 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13464 (vec_unpacks_float_lo_v8hi): Ditto.
13465 (vec_unpacku_float_hi_v8hi): Ditto.
13466 (vec_unpacku_float_lo_v8hi): Ditto.
13467 (vec_unpacks_float_hi_v4si): Ditto.
13468 (vec_unpacks_float_lo_v4si): Ditto.
13469 (vec_pack_sfix_trunc_v2df): Ditto.
13471 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13473 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13474 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13475 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13476 [vec_pack_ufix_trunc]: Ditto.
13477 [vec_unpacks_float_hi]: Ditto.
13478 [vec_unpacks_float_lo]: Ditto.
13479 [vec_unpacku_float_hi]: Ditto.
13480 [vec_unpacku_float_lo]: Ditto.
13482 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13484 * soft-fp/README: Update for new files.
13485 * soft-fp/floattisf.c: New file.
13486 * soft-fp/floattidf.c: New file.
13487 * soft-fp/floattitf.c: New file.
13488 * soft-fp/floatuntisf.c: New file.
13489 * soft-fp/floatuntidf.c: New file.
13490 * soft-fp/floatuntitf.c: New file.
13491 * soft-fp/fixsfti.c: New file.
13492 * soft-fp/fixdfti.c: New file.
13493 * soft-fp/fixtfti.c: New file.
13494 * soft-fp/fixunssfti.c: New file.
13495 * soft-fp/fixunsdfti.c: New file.
13496 * soft-fp/fixunstfti.c: New file.
13497 * soft-fp/extendxftf.c: New file.
13498 * soft-fp/trunctfxf.c: New file.
13500 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13501 (__trunctfxf2): Ditto.
13503 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13504 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13505 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13506 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13507 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13508 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13510 * config/i386/t-fprules-softfp64: New file.
13511 * config/i386/sfp-machine.h: New file.
13512 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13513 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13514 and soft-fp/t-softfp to tmake_file.
13515 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13516 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13518 * config/i386/t-linux64 (softfp_wrap_start): New.
13519 (softfp_wrap_end): New.
13520 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13521 supported for TARGET_64BIT.
13523 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13525 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13526 c_common_unsigned_type behavior.
13528 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13530 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13533 2007-05-16 Eric Christopher <echristo@apple.com>
13535 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13536 saving after stack push. Set sp_offset whenever we push.
13537 (rs6000_emit_epilogue): Move altivec register restore before
13540 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13542 * configure.ac: Allow sysroots to be relocated under $prefix as
13543 well as $exec_prefix.
13544 * configure: Regenerate.
13546 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13550 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13552 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13553 (gcc_tooldir): Likewise.
13554 * configure: Regenerate.
13555 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13556 old configure.ac gcc_tooldir setting.
13557 (prefix_to_exec_prefix): New variable.
13558 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13559 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13561 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13563 * c-typeck.c (build_binary_op): Return early for error.
13565 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13567 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13568 struct nb_iter_bound.
13569 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13570 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13571 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13572 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13573 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13574 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13575 (del_scev_info): Use ggc_free.
13576 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13577 * loop-init.c: Include ggc.h.
13578 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13579 (loop_optimizer_finalize): Use ggc_free.
13580 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13581 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13582 pass_iv_optimize): Add TODO_ggc_collect.
13583 * function.h (struct function): Remove skip marker from
13585 * cfgloop.c: Include ggc.h.
13586 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13588 (establish_preds): Vector superloops is gc allocated.
13589 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13591 (flow_loops_find): Vector larray is gc allocated.
13592 (loop_exit_free): Use ggc_free.
13593 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13594 that head of exits list is now not a part of struct loop.
13595 (record_loop_exits): Allocate exits table in gc memory.
13596 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13597 that head of exits list is now not a part of struct loop.
13598 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13599 struct loop_exit): Add GTY marker.
13600 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13601 Add skip marker to aux field. Make head of exits list a separate
13603 (struct loops): Add GTY marker. Make larray vector gc allocated.
13604 Add param marker to exits table.
13605 (get_loops): Type changed.
13606 * Makefile.in (tree-scalar-evolution.o): Add
13607 gt-tree-scalar-evolution.h dependency.
13608 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13609 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13610 * basic-block.h (struct basic_block_def): Remove skip marker from
13613 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13615 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13616 of 0 in the call to expand_expr().
13617 (expand_builtin_mathfn_3): Ditto.
13618 (expand_builtin_interclass_mathfn): Ditto.
13619 (expand_builtin_cexpi): Ditto.
13620 (expand_builtin_int_roundingfn): Ditto.
13621 (expand_builtin_int_roundingfn_2): Ditto.
13622 (expand_builtin_pow): Ditto.
13623 (expand_builtin_powi): Ditto.
13624 (expand_builtin_bswap): Ditto.
13625 (expand_builtin_unop): Ditto.
13626 (expand_builtin_fabs): Ditto.
13627 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13628 the call to expand_expr().
13629 (expand_builtin_sync_operation): Ditto.
13630 (expand_builtin_compare_and_swap): Ditto.
13631 (expand_builtin_lock_test_and_set): Ditto.
13632 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13633 instead of 0 in the call to expand_expr().
13634 (expand_builtin_extract_return_addr): Ditto.
13635 (expand_builtin_eh_return): Ditto.
13636 (expand_eh_return): Ditto.
13637 * explow.c (expr_size): Ditto.
13638 * expr.c (optimize_bitfield_assignment_op): Ditto.
13639 (expand_assignement): Ditto.
13640 (store_expr): Ditto.
13641 (store_field): Ditto.
13642 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13643 the call to expand_expr().
13644 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13645 in the call to expand_expr().
13646 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13647 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13648 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13650 * optabs.c (expand_vec_shift_expr): Ditto.
13651 (expand_vec_cond_expr): Ditto.
13652 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13653 call to expand_expr().
13654 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13655 in the call to expand_expr().
13657 2007-05-14 Dave Korn <dave.korn@artimi.com>
13659 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13661 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13663 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13664 instead of c_common_unsigned_type.
13665 (c_common_unsigned_type): Remove.
13666 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13667 c_common_unsigned_type.
13668 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13669 c_common_unsigned_type.
13670 * c-common.h (c_common_unsigned_type): Remove.
13671 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13672 c_common_unsigned_type.
13673 * c-format.c (check_format_types): Use unsigned_type_for instead of
13674 c_common_unsigned_type.
13675 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13676 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13677 of c_common_unsigned_type.
13678 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13679 lang_hooks.types.unsigned_type.
13680 * expmed.c (make_tree): Use unsigned_type_for instead of
13681 lang_hooks.types.unsigned_type.
13682 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13683 lang_hooks.types.unsigned_type.
13684 (build_range_check): Likewise.
13685 (fold_unary): Likewise.
13686 (fold_binary): Likewise.
13687 (fold_ternary): Likewise.
13688 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13689 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13690 * tree.c (get_unsigned_type): New.
13691 (unsigned_type_for): Use get_unsigned_type instead of
13692 lang_hooks.types.unsigned_type.
13694 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13696 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13697 to m68k_get_function_kind. Update its prototype.
13698 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13700 (m68k_interrupt_function_p): Return enum m68k_function_type
13701 instead of bool. Rename to m68k_get_function_kind.
13702 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13703 target is not fido.
13704 (m68k_compute_frame_layout): Don't mark any register for save
13705 if an interrupt_thread attribute is specified.
13706 (m68k_hard_regno_rename_ok): Update a use of
13707 m68k_interrupt_function_p.
13708 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13709 m68k_interrupt_function_p.
13710 (m68k_function_type): New.
13711 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13712 for a function with an interrupt_thread attribute.
13713 * doc/extend.texi: Document the interrupt_thread attribute.
13715 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13717 Fix PR tree-optimization/31911
13718 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13719 if they didn't change the expression.
13721 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13723 * tree-scalar-evolution.c (resolve_mixers): Exported.
13724 * tree-scalar-evolution.h (resolve_mixers): Declare.
13725 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13726 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13727 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13728 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13729 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13730 strip_conversion, analyze_offset_expr, address_analysis,
13731 object_analysis, analyze_offset): Removed.
13732 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13733 split_constant_offset, canonicalize_base_object_address,
13734 object_address_invariant_in_loop_p, disjoint_objects_p,
13735 dr_may_alias_p, dr_address_invariant_p): New functions.
13736 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13737 and dr_analyze_alias.
13738 (initialize_data_dependence_relation): Use dr_may_alias_p
13739 and object_address_invariant_in_loop_p.
13740 (compute_self_dependence): Handle the case when
13741 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13742 (find_data_references_in_stmt): Restrict the analysis of data
13743 references to the given loop nest.
13744 (find_data_references_in_loop): Made static. Pass loop nest to
13745 find_data_references_in_stmt.
13746 (compute_data_dependences_for_loop): Use DR_VOPS.
13747 (free_data_ref): Free DR_VOPS.
13748 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13749 (struct innermost_loop_behavior): ... new.
13750 (struct base_object_info): Replaced by ...
13751 (struct indices): ... new.
13752 (struct dr_alias): New.
13753 (enum data_ref_type): Removed.
13754 (struct data_reference): Consist of struct innermost_loop_behavior,
13755 struct indices and struct dr_alias.
13756 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13757 (DR_MEMTAG): Renamed to ...
13758 (DR_SYMBOL_TAG): ... this.
13759 (find_data_references_in_loop): Declaration removed.
13760 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13761 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13762 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13763 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13765 2007-05-13 Revital Eres <eres@il.ibm.com>
13767 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13768 which walks virtual def-use chains to find redundant stores.
13769 (dse_optimize_stmt): Call it.
13771 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13773 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13774 * passes.c (init_optimization_passes): Move pass_jump_bypass
13777 * basic-block.h (bb_has_eh_pred): Fix style issue.
13779 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13781 PR rtl-optimization/31848
13782 * loop-invariant.c (move_invariant_reg): If we move an insn
13783 with a REG_EQUAL note, and that insn is not always executed,
13784 remove the REG_EQUAL note.
13786 2007-05-12 Richard Guenther <rguenther@suse.de>
13788 PR tree-optimization/31797
13789 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13790 propagate into a stmt that has volatile ops.
13792 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13794 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13795 (gcc_tooldir): Likewise.
13796 * configure: Regenerate.
13797 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13798 old configure.ac gcc_tooldir setting.
13799 (prefix_to_exec_prefix): New variable.
13800 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13801 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13803 2007-05-11 Silvius Rus <rus@google.com>
13805 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13806 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13807 * c-common.h (strict_aliasing_warning): Change return type.
13808 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13809 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13810 (build_c_cast): Condition call to strict_aliasing_warning.
13811 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13812 * flags.h (set_Wstrict_aliasing): Declare.
13813 * opts.c (set_Wstrict_alising): Define, add call to.
13814 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13815 * tree-ssa-alias-warnings.c: New file.
13816 * tree-ssa-alias.c (compute_may_aliases): Add call to
13817 strict_aliasing_warning_backend.
13819 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13821 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13822 Use loop_depth and loop_outer accessor functions.
13823 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13824 determine_invariantness_stmt, move_computations_stmt): Ditto.
13825 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13826 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13827 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13828 * tree-scalar-evolution.c (interpret_loop_phi,
13829 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13830 instantiate_parameters_1, scev_const_prop): Ditto.
13831 * cfghooks.c (make_forwarder_block): Ditto.
13832 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13833 * modulo-sched.c (loop_canon_p): Ditto.
13834 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13835 slpeel_can_duplicate_loop_p): Ditto.
13836 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13837 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13838 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13839 cancel_loop, verify_loop_structure): Ditto.
13840 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13841 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13842 superloops vector instead of "pred" array.
13843 (establish_preds): Take father loop as an argument. Initialize the
13845 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13846 Do not initialize loop->outer.
13847 (flow_loop_tree_node_remove): Truncate the superloops vector.
13848 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13849 "pred" merged to "superloops" vector.
13850 (loop_depth, loop_outer): New.
13851 (fel_init): Use loop_outer.
13853 2007-05-11 Jan Hubicka <jh@suse.cz>
13855 * cgraphunit.c: Include gt-cgraphunit.h
13856 (static_ctors, static_dtors): New static vars.
13857 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13858 based on implementation in c-common.c
13859 (cgraph_finalize_function): Call record_cdtor_fn.
13860 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13861 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13862 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13863 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13864 build_cdtor, c_build_cdtor_fns): Remove.
13865 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13866 c_build_cdtor_fns): Remove prototype.
13868 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13871 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13872 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13873 * builtins.c (fold_builtin_memchr): New.
13874 (expand_builtin_memchr): Call the latter.
13875 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13876 * doc/extend.texi ([Other built-in functions provided by GCC]):
13879 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13881 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13882 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13883 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13884 PFPO_OP1_TYPE_SHIFT): Constants added.
13885 (DFP_ALL): Mode macro defined.
13886 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13887 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13888 Insn definitions added.
13889 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13890 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13893 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13895 PR tree-optimization/31885
13896 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13897 NULL_TREE to be undetermined.
13898 (automatically_generated_chrec_p): Return false for NULL.
13900 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13902 * config/bfin/bfin.h (MOVE_RATIO): Define.
13904 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13906 * config.gcc (sparc-wrs-vxworks): New target.
13907 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13908 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13909 * config/sparc/sparc.h: Include vxworks-dummy.h.
13910 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13911 include LABEL_REFs too.
13912 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13913 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13915 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13917 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13918 (sparc_emit_call_insn): New function.
13919 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13920 functions when generating VxWorks PIC.
13921 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13922 (call, call_value): Use sparc_emit_call_insn instead of
13925 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13927 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13929 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13931 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13932 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13933 split_double instead of operand_subword.
13935 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13937 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13938 * config/bfin/bfin.c (bfin_local_alignment): New function.
13939 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13941 2007-05-08 Chao-ying Fu <fu@mips.com>
13943 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13944 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13945 (smsub_widen_optab, umsub_widen_optab): Define.
13946 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13948 * genopinit.c (optabs): Fill in smsub_widen_optab and
13950 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13951 and umsub_widen_optab to implement multiply-subtract sequences.
13952 * config/mips/mips.md (*msac<u>_di): Rename to...
13953 (<u>msubsidi4): ...this. Extend condition to include
13954 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13955 of operand 0 to "ka" and use the three-operand form of msub<u>
13957 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13960 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13962 PR rtl-optimization/28011
13963 * reload.c (push_reload): Set dont_share if IN appears in OUT
13964 also when IN is a PLUS rtx.
13965 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13968 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13970 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13971 call unshare_all_decls.
13972 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13973 (unshare_all_decls): Remove.
13975 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13978 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13981 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13982 Nigel Stephens <nigel@mips.com>
13984 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13985 Update comments and all uses.
13986 (MIN_FPRS_PER_FMT): Define.
13987 * config/mips/mips.c (function_arg): Fix to correctly handle
13988 the -mips32r2 -mfp64 -mabi=32 case.
13989 (override_options): Enable use of odd-numbered registers for
13990 SFmode values on MIPS32.
13991 (mips_save_reg_p): Save whole floating-point register pair if
13992 either half is used.
13993 (compute_frame_size): Fix comment.
13995 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13997 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13998 argument of type bool.
13999 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14000 argument. Safely select temporary P register according to it.
14001 (do_link): Change call site of add_to_reg accordingly.
14002 (do_unlink): Add epilogue_p as a fourth argument and pass it
14004 (expand_interrupt_handler_epilogue): Change call of do_unlink
14006 (bfin_expand_prologue): Add a third argument sibcall_p.
14007 * config/bfin/bfin.md (epilogue): Change call of
14008 bfin_expand_epilogue accordingly.
14009 (sibcall_epilogue): Likewise.
14010 (eh_return_internal): Likewise.
14012 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14013 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14014 * config/bfin/bfin.c (bfin_handle_option): Handle
14015 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14016 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14017 Support bf534, bf536 and bf561.
14018 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14020 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14023 * config/i386/i386.c (ix86_function_regparm): Process local
14024 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14026 2007-05-07 Mike Stump <mrs@apple.com>
14028 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14029 also checks for and while statements in C++.
14031 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14033 * gcc.c (at_file_supplied): New variable.
14034 (main): Set it if we expanded argv.
14035 (do_spec_1): Pass an @-file to the linker if we were called with
14036 an @-file argument and HAVE_GNU_LD.
14037 * collect2.c (at_file_supplied): New variable.
14038 (response_file): New variable.
14039 (collect_exit): Unlink response_file if necessary.
14040 (handler): Likewise.
14041 (do_wait): Likewise.
14042 (main): Set at_file_supplied if we expanded argv.
14043 (collect_execute): Pass an @-file to subprocesses if we were called
14044 with an @-file argument.
14045 * configure.ac: Add define for HAVE_GNU_LD.
14046 * configure: Regenerate.
14047 * config.in: Regenerate.
14049 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14051 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14052 operand to HI mode.
14057 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14059 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14060 (TARGET_ENCODE_SECTION_INFO): Re-define.
14061 (m32c_encode_section_info): New
14062 (function_vector_handler): New
14063 (current_function_special_page_vector): New
14064 (m32c_special_page_vector_p): New.
14065 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14067 * config/m32c/jump.md: Added instruction JSRS for functions
14068 with attribute "function_vector".
14069 * doc/extend.texi (function_vector): Added description
14070 for M16C, M32C targets.
14072 2007-05-07 DJ Delorie <dj@redhat.com>
14075 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14076 ashrpsi3, lshrpsi3): Update shift count constraint.
14078 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14079 Nathan Froyd <froydnj@codesourcery.com>
14082 * c-incpath.c (add_path): Strip trailing path separators.
14084 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14087 Free dominance info before purging EH edges.
14088 (eliminate_degenerate_phis): Likewise.
14089 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14091 2007-05-07 Jan Hubicka <jh@suse.cz>
14093 * gimplify.c (gimplify_expr): Do not crash when folding
14094 (void *)(int)&a + 4.
14096 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14099 * c-opts.c (lang_fortran): Make it non static.
14100 * c-common.h (lang_fortran): New prototype.
14101 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14102 -lang-fortran option was passed by the driver.
14104 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14106 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14107 of ASSERT_CHECKING. Tweak message.
14109 2007-05-06 Revital Eres <eres@il.ibm.com>
14112 * loop-unroll.c (insert_var_expansion_initialization):
14113 Initialize the expansions with -zero instead of +zero.
14115 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14117 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14118 into pic and non-pic versions. Mark r19 as used for
14119 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14120 for tgd_load, tld_load and tie_load .
14121 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14122 version of tgd_load, tld_load and tie_load depending on the
14125 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14126 Jakub Jelinek <jakub@redhat.com>
14128 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14129 (__do_global_dtors_aux): Use more paranoid loop to run
14130 destructors if HIDDEN_DTOR_LIST_END.
14131 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14133 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14135 * varasm.c (align_variable): Don't increase alignment for
14136 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14137 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14139 2007-05-04 Josh Conner <jconner@apple.com>
14141 * basic-block.h (cdi_direction): Assign values to all enumeration
14143 (dom_computed): Remove.
14144 (dom_info_state): New.
14145 (set_dom_info_availability): New.
14146 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14147 walk_data.dom_direction.
14148 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14149 instead of dom_computed[].
14150 (split_edge): Likewise.
14151 (create_basic_block): Likewise.
14152 (merge_blocks): Likewise.
14153 * ifcvt.c (find_if_header): Likewise.
14154 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14155 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14156 * tree-ssa.c (verify_ssa): Likewise.
14157 * tree-cfg.c (tree_verify_flow_info): Likewise.
14158 (remove_edge_and_dominated_blocks): Likewise.
14159 * dominance.c (dom_computed): Make static.
14160 (calc_dfs_tree_nonrec): Change third param to a bool.
14161 (calc_dfs_tree): Change second param to a bool.
14162 (calc_idioms): Change second param to a bool. Use
14163 dom_convert_dir_to_idx.
14164 (init_dom_info): Validate dir before using.
14165 (dom_convert_dir_to_idx): New.
14166 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14167 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14168 (free_dominance_info): Use dom_convert_dir_to_idx.
14169 (get_immediate_dominator): Likewise.
14170 (set_immediate_dominator): Likewise.
14171 (get_dominated_by): Likewise.
14172 (redirect_immediate_dominators): Likewise.
14173 (nearest_common_denominator): Likewise.
14174 (dominated_by_p): Likewise.
14175 (bb_dom_dfs_in): Likewise.
14176 (bb_dom_dfs_out): Likewise.
14177 (recount_dominator): Likewise.
14178 (iterate_fix_dominators): Likewise.
14179 (add_to_dominance_info): Likewise.
14180 (delete_from_dominance_info): Likewise.
14181 (first_dom_son): Likewise.
14182 (next_dom_son): Likewise.
14183 (dom_info_available_p): Likewise.
14184 (dom_info_state): New.
14185 (set_dom_info_availability): New.
14187 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14189 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14191 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14193 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14195 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14196 (subdi3, subdi_carry): Delete.
14198 2007-05-04 Jan Hubicka <jh@suse.cz>
14199 Richard Guenther <rguenther@suse.de>
14201 * opts.c (decode_options): Do not fiddle with inlining
14202 parameters in case of optimizing for size.
14203 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14204 for size do nothing.
14205 (cgraph_decide_inlining_of_small_function): When optimizing for
14206 size never inline functions increasing caller size.
14207 (cgraph_early_inlining): Inline for size when optimizing for size.
14209 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14211 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14212 logical operations piecewise.
14213 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14214 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14215 subdi_sesidi_di): Delete.
14216 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14217 the generated sequence. Allow three-reg add in constraints. Rewrite
14218 the rtl expression for carry to avoid zero_extend of a constant.
14219 (sub_with_carry): New pattern.
14220 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14221 different sequence not involving jumps.
14222 (notbi): Now a named pattern.
14224 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14226 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14227 Add the note about a significant loss of accuracy of some
14228 mathematical routines when these options are used.
14230 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14232 * haifa-sched.c (rtx_vec_t): New typedef.
14233 (contributes_to_priority_p): Extract piece of priority () into new
14235 (priority): Use the function. Add assertion.
14236 (rank_for_schedule, set_priorities): Add assertion to check that
14237 insn's priority is initialized.
14238 (clear_priorities, calc_priorities): Change signature. Make it update
14239 all relevant insns. Update all callers ('add_to_speculative_block ()'
14240 and 'create_block_check_twin ()').
14241 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14242 Add new field 'priority_status'.
14243 (INSN_PRIORITY_STATUS): New macro.
14244 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14246 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14248 * sched-ebb.c (debug_ebb_dependencies): New static function.
14249 (init_ready_list): Use it.
14251 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14252 with changed signature and 'debug_rgn_dependencies ()'.
14253 (debug_rgn_dependencies): New static function.
14254 (init_ready_list): Use it.
14256 * sched-int.h (debug_dependencies): Declare.
14258 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14260 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14262 2007-05-04 Dirk Mueller <dmueller@suse.de>
14264 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14266 2007-05-03 Jan Hubicka <jh@suse.cz>
14268 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14269 ((T1)X op (T1)Y), for pointer type in more cases than before.
14271 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14273 * tree-object-size.c (plus_expr_object_size): When operand size is
14274 unknown, return unknown.
14276 2007-05-03 Dirk Mueller <dmueller@suse.de>
14278 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14280 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14283 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14285 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14287 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14289 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14291 * config/soft-fp/double.h, config/soft-fp/extended.h,
14292 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14293 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14294 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14295 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14298 2007-05-03 Ian Lance Taylor <iant@google.com>
14300 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14301 MASK_PPC_GFXOPT for 8540 or 8548.
14303 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14305 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14306 vect_print_dump_info() to output debug information.
14308 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14311 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14312 operands of size 2 when operand is not MEM_P.
14314 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14316 PR tree-optimization/30565
14317 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14319 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14321 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14322 (umulsi3_highpart): Use them.
14323 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14324 for final accumulator to D regisster tranfser.
14326 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14328 PR tree-optimization/31699
14329 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14331 (vect_enhance_data_refs_alignment): Compute peel amount using
14332 TYPE_VECTOR_SUBPARTS instead of vf.
14333 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14335 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14338 * system.h: Remove inclusion of double-int.h
14339 * tree.h: Include double-int.h
14340 * gengtype.c: Likewise
14341 * cfgloop.h: Likewise
14342 * Makefile.in: Adjust dependencies on double-int.h
14344 2007-05-02 Eric Christopher <echristo@apple.com>
14346 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14347 -shared to -Zdynamiclib.
14349 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14352 * c-common.c (strip_pointer_or_array_types): New function.
14353 * c-common.h (strip_pointer_or_array_types): New function declaration.
14355 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14357 PR tree-optimization/31771
14358 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14360 2007-05-02 Paul Brook <paul@codesourcery.com>
14362 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14364 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14366 PR middle-end/29715
14367 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14370 2007-05-02 Nick Clifton <nickc@redhat.com>
14372 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14374 2007-05-02 Richard Guenther <rguenther@suse.de>
14376 PR tree-optimization/31146
14377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14378 argument, single_use_p. If we have a single use that is
14379 a conversion to the definition rhs type, propagate that rhs.
14380 (forward_propagate_addr_expr): Pass single_use_p argument
14381 to forward_propagate_addr_expr_1.
14383 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14385 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14388 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14390 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14391 'AMD Family 10 core'.
14393 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14395 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14396 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14397 with SSE3 instruction set support.
14398 * doc/invoke.texi: Likewise.
14400 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14402 * config/i386/i386.c (override_options): Tuning 32-byte loop
14403 alignment for amdfam10 architecture. Increasing the max loop
14404 alignment to 24 bytes.
14406 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14408 * config/m68k/constraints.md: New.
14409 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14410 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14411 EXTRA_CONSTRAINT): Remove.
14412 * config/m68k/m68k.md: Include constraints.md.
14413 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14415 2007-05-01 Ian Lance Taylor <iant@google.com>
14417 PR tree-optimization/31739
14418 * tree-vrp.c (vrp_val_is_max): New static function.
14419 (vrp_val_is_min): New static function.
14420 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14422 (set_value_range): Use vrp_val_is_{max,min}.
14423 (extract_range_from_assert): Likewise.
14424 (extract_range_from_binary_expr): Likewise.
14425 (extract_range_from_unary_expr): Likewise.
14426 (dump_value_range, vrp_meet): Likewise.
14427 (vrp_visit_phi_node): Likewise.
14428 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14430 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14432 * config/i386/gmon-sol2.c (size_t): New type.
14433 (intptr_t): Likewise.
14434 (s_textsize): Declare as size_t.
14436 (monstartup): Use size_t for sizes.
14437 (_mcount): Save and restore registers.
14438 (internal_mcount): Pass 0 as the first argument to monstartup
14440 (moncontrol): Convert pointer to appropriately sized integer
14441 before passing to profil.
14443 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14445 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14446 __NO_FPRS__, not just if _SOFT_DOUBLE.
14447 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14448 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14449 also for E500 double.
14450 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14451 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14454 2007-05-01 Richard Guenther <rguenther@suse.de>
14456 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14459 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14461 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14463 2007-05-01 Jan Hubicka <jh@suse.cz>
14465 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14468 2007-05-01 Jan Hubicka <jh@suse.cz>
14470 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14471 (maybe_fold_offset_to_reference): Declare.
14472 * fold-const.c (fold_unary): Do not fold
14473 (type *)&A into &A->field_of_type_and_offset_0
14474 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14475 size is unknown, give up.
14476 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14478 (maybe_fold_offset_to_reference): New.
14479 (maybe_fold_stmt_indirect): Use it.
14480 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14481 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14483 (gimplify_expr): Likewise for plus_expr.
14485 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14487 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14488 bsi_after_labels. Always insert statements before bsi.
14489 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14490 * predict.c (apply_return_prediction): Check for empty blocks.
14491 * cfgexpand.c (lab_rtx_for_bb): New variable.
14492 (label_rtx_for_bb): Do not create new tree labels.
14493 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14494 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14495 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14497 (label_for_bb): Add field used.
14498 (update_eh_label, main_block_label): Mark the label used.
14499 (cleanup_dead_labels): Remove unused labels.
14501 2007-05-01 Richard Guenther <rguenther@suse.de>
14503 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14504 if it is not about to be set.
14505 (get_value_range): Do not pre-allocate equiv bitmap.
14506 (update_value_range): No need to clear equiv field.
14507 (add_equivalence): Change prototype to get bitmap pointer.
14508 Allocate bitmap here if it is not already.
14509 (extract_range_from_assert): Do not allocate bitmap here.
14510 Update callers to add_equivalence.
14511 (extract_range_from_ssa_name): Likewise.
14512 (get_vr_for_comparison): New static helper.
14513 (compare_name_with_value): Handle NULL equiv bitmap by
14514 peeling the first iteration of the comparison loop.
14515 Use get_vr_for_comparison.
14516 (compare_names): Handle NULL equiv bitmaps by using fake
14517 ones. Use get_vr_for_comparison.
14519 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14521 * double-int.c (mpz_set_double_int): Moved from
14522 tree-ssa-loop-niter.c.
14523 (mpz_get_double_int): Likewise; also, add option to wrap
14524 out-of-range integers.
14525 * double-int.h: New prototypes for above.
14526 * tree.c (get_static_type_bounds): Moved from
14527 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14528 TYPE_MAX_VALUE if they exist..
14529 * tree.h: New prototype for above.
14530 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14531 get_type_bounds calls.
14532 (mpz_set_double_int): Move to double-int.c.
14533 (get_type_bounds): Move to tree.c, rename to
14534 get_static_type_bounds.
14535 (mpz_to_double_int): Move to double-int.c, rename to
14536 mpz_get_double_int.
14538 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14540 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14541 DIV0 exception can fall through to a normal return.
14543 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14545 PR middle-end/22156
14546 Temporarily revert:
14547 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14548 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14549 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14550 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14551 initialize align to silence bogus warning.
14552 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14553 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14555 (struct sra_walk_fns): Remove use_all parameter from use.
14556 (sra_hash_tree): Handle BIT_FIELD_REFs.
14557 (sra_elt_hash): Don't hash bitfld blocks.
14558 (sra_elt_eq): Skip them in parent compares as well. Handle
14560 (sra_walk_expr): Don't maintain or pass down use_all_p.
14561 (scan_use): Remove use_all parameter.
14562 (scalarize_use): Likewise. Re-expand assignment to
14563 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14564 output, and re-scalarize after output. Don't mark anything
14566 (scalarize_ldst): Adjust.
14567 (scalarize_walk_gimple_modify_statement): Likewise.
14568 (build_element_name_1): Handle BIT_FIELD_REFs.
14569 (instantiate_element): Don't warn for any element whose parent
14570 is used as a whole.
14571 (instantiate_missing_elements_1): Return the sra_elt.
14572 (canon_type_for_field): New.
14573 (try_instantiate_multiple_fields): New.
14574 (instantiate_missing_elemnts): Use them.
14575 (mark_no_warning): Removed.
14576 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14577 (REPLDUP, sra_build_elt_assignment): New.
14578 (generate_copy_inout): Use them.
14579 (generate_element_copy): Likewise. Handle bitfld differences.
14580 (generate_element_zero): Don't recurse for blocks. Use
14581 sra_build_elt_assignment.
14582 (generate_one_element_int): Take elt instead of var. Use
14583 sra_build_elt_assignment.
14584 (generate_element_init_1): Adjust.
14585 (scalarize_use, scalarize_copy): Use REPLDUP.
14586 (scalarize_ldst): Move assert before dereference.
14587 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14589 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14592 * tree.c (reconstruct_complex_type): Reconstruct a reference
14594 Also use the same mode for the pointer as the old pointer type.
14596 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14598 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14601 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14603 PR rtl-optimization/31676
14604 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14605 (df_refs_record): Call it.
14607 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14609 * rtl.def (SS_ABS): New code.
14610 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14611 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14612 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14613 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14614 (bfin_init_builtins): Define them.
14615 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14616 (bfin_expand_builtin): ... and handle the others here.
14617 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14618 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14619 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14620 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14621 operand is only HImode.
14623 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14625 * regclass.c (scan_one_insn): Remove splitting of
14628 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14629 Nigel Stephens <nigel@mips.com>
14631 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14633 2007-04-28 Jan Hubicka <jh@suse.cz>
14635 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14636 insn_locators_alloc instead of insn_locators_initialize;
14637 call reset_block_changes.
14638 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14639 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14640 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14641 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14642 * config/score/score.c (th_output_mi_thunk): Likewise.
14643 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14644 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14645 tolerate uninitialized locator info.
14648 * function.c (init_function_start): Don't init line number info.
14649 (expand_function_end): Update.
14650 (reset_block_changes, record_block_change, finalize_block_changes,
14651 check_block_change, free_block_changes): Kill.
14652 * function.h (reset_block_changes, record_block_change,
14653 finalize_block_changes, check_block_change, free_block_changes):
14655 (struct function): Remove ib_boundaries_block.
14656 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14657 Use curr_insn_locator to initialize locator.
14658 (emit_line_note): Remove.
14659 * cfgexpand.c (expand_gimple_cond_expr): Update.
14660 (construct_exit_block): Likewise.
14661 (tree_expand_cfg): Initialize/finalize locators.
14662 * expr.c (expand_expr_real): Update.
14663 * cfglayout.c (line_locators_locs, line_locators_lines,
14664 file_locators_locs, file_locators_files): Remove.
14665 (set_block_levels): Move to cfgexpand.c.
14666 (insn_locators_initialize): Remove.
14667 (pass_insn_locators_initialize): Remove.
14668 (locations_locators_locs, locations_locators_vals): New static vars.
14669 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14671 (insn_locators_alloc, insn_locators_finalize,
14672 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14674 (locator_location): New.
14675 (locator_line, locator_file): Rewrite.
14676 * rtl.h (emit_line_note): Kill.
14677 (insn_locators_alloc, insn_locators_finalize,
14678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14680 * tree-inline.c (initialize_cfun): Do not initialize
14681 ib_boundaries_block.
14682 * passes.c (pass_insn_locators_initialize): Remove.
14684 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14686 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14687 info. Update last_basic_block correctly.
14689 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14692 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14693 register itself to hold the offset constant. Tell flow the use
14694 of r4 and r5 when they are used.
14696 2007-04-27 Richard Guenther <rguenther@suse.de>
14698 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14699 if we simplified anything.
14700 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14701 warnings until we did a simplification and the stmt was not
14702 marked as TREE_NO_WARNING.
14704 2007-04-27 Mike Stump <mrs@apple.com>
14706 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14708 2007-04-27 Ian Lance Taylor <iant@google.com>
14710 PR middle-end/31710
14711 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14712 TYPE_MAX_VALUE exist, convert them to the new type.
14714 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14716 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14717 if it claims to be available.
14718 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14719 edge is redirected.
14720 (perform_tree_ssa_dce): Always free postdominators.
14722 2007-04-27 Richard Henderson <rth@redhat.com>
14724 * config/alpha/predicates.md (aligned_memory_operand): Mark
14725 as define_special_predicate.
14726 (unaligned_memory_operand, normal_memory_operand): Likewise.
14727 (reg_or_unaligned_mem_operand): Remove.
14728 (any_memory_operand): Match the documentation and check for
14729 non-renumbered pseudos during reload.
14730 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14731 alpha_secondary_reload_class, update to new interface, make static.
14732 Handle CQImode like HImode. Remove FP subreg check.
14733 (alpha_expand_mov): Use replace_equiv_address.
14734 (alpha_expand_mov_nobwx): Use any_memory_operand.
14735 (TARGET_SECONDARY_RELOAD): New.
14736 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14737 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14738 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14739 * config/alpha/alpha.md: ... here.
14740 (RELOAD12, reloadmode): New.
14742 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14743 Don't handle the aligned case here.
14744 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14745 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14746 reload_inhi_help. Don't expect a scratch register.
14747 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14749 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14751 2007-04-27 Richard Guenther <rguenther@suse.de>
14753 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14755 2007-04-27 Richard Guenther <rguenther@suse.de>
14757 PR tree-optimization/30965
14758 PR tree-optimization/30978
14759 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14760 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14761 (find_equivalent_equality_comparison): Likewise.
14762 (simplify_cond): Likewise.
14763 (get_prop_source_stmt): New helper.
14764 (get_prop_dest_stmt): Likewise.
14765 (can_propagate_from): Likewise.
14766 (remove_prop_source_from_use): Likewise.
14767 (combine_cond_expr_cond): Likewise.
14768 (forward_propagate_comparison): New function.
14769 (forward_propagate_into_cond): Rewrite to use fold for
14771 (tree_ssa_forward_propagate_single_use_vars): Call
14772 forward_propagate_comparison to propagate comparisons.
14774 2007-04-27 Richard Guenther <rguenther@suse.de>
14776 PR tree-optimization/31715
14777 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14778 sure to do computation on the offset in an appropriate
14781 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14783 * reload.h (elimination_target_reg_p): Declare.
14784 * reload.c (find_reloads): Don't apply the reg_rtx move
14785 optimization if the SET_DEST satisfies elimination_target_reg_p.
14786 * reload1.c (elimination_target_reg_p): New function.
14787 (gen_reload): In the move/add2 fallback, make sure that op0
14788 does not overlap the destination register.
14790 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14792 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14793 transform only GIMPLE_MODIFY_STMTs.
14794 * tree-complex.c (expand_complex_operations_1): Ditto.
14795 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14796 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14797 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14799 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14800 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14801 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14802 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14803 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14804 slpeel_add_loop_guard): Ditto.
14805 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14806 * lambda-code.c (perfect_nestify): Ditto.
14807 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14808 before the first statement.
14809 * tree-optimize.c (execute_free_datastructures): Fix comments.
14810 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14811 * tree-flow.h (disband_implicit_edges): Declaration removed.
14812 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14814 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14815 COND_EXPRs without gotos.
14816 (disband_implicit_edges, has_label_p): Removed.
14817 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14818 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14820 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14822 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14823 also for COND_EXPRs.
14824 * cfgexpand.c (label_rtx_for_bb): New function.
14825 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14826 Use label_rtx_for_bb to find the labels.
14827 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14828 last block. Detect fallthru edges.
14830 2007-04-26 Ian Lance Taylor <iant@google.com>
14833 * reload.c (find_reloads_subreg_address): If the address was valid
14834 in the original mode but not in the new mode, reload the whole
14837 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14839 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14840 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14841 (cleanup_control_expr_graph): Do not invalidate dominance info.
14842 Record altered blocks.
14843 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14844 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14845 cleanup_tree_cfg_bb): New functions.
14846 (remove_forwarder_block): Do not maintain the worklist of blocks.
14847 Record altered blocks.
14848 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14849 not over whole cfg.
14850 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14851 delete_unreachable_blocks if dominators are not available.
14852 * tree-inline.c (optimize_inline_calls): Free dominance information
14854 * tree-flow.h (remove_edge_and_dominated_blocks,
14855 cfgcleanup_altered_bbs): Altered.
14856 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14858 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14860 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14861 do not invalidate dominators.
14863 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14865 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14866 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14867 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14868 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14870 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14872 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14874 2007-04-26 Richard Guenther <rguenther@suse.de>
14876 PR tree-optimization/31703
14877 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14878 the right type for the target of the bittest.
14880 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14882 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14883 ix86_sol10_return_in_memory.
14885 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14887 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14890 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14893 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14895 PR tree-optimization/30558
14896 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14897 clear this_state.prev_try.
14899 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14900 Mark Mitchell <mark@codesourcery.com>
14902 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14903 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14904 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14906 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14909 * doc/invoke.texi (%:print-asm-header): Document.
14910 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14912 (static_spec_functions): Add print-asm-header.
14913 (main): Print a banner before the --target-help linker options.
14914 (print_asm_header_spec_function): New function.
14916 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14919 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14920 (movsf_ie): Likewise.
14922 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14924 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14926 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14928 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14929 exception for divide-by-zero.
14930 (__umodsi3, __modsi3): Likewise.
14932 2007-04-25 Dirk Mueller <dmueller@suse.de>
14934 * c-typeck.c (build_compound_expr): Annotate warning()
14935 call with OPT_Wunused_value.
14936 * tree-ssa.c (warn_uninit): Annotate warning with
14938 * c-common.c (handle_sentinel_attribute): Annotate warning
14939 call with OPT_Wattributes.
14941 2007-04-25 Thiemo Seufer <ths@mips.com>
14943 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14944 (mips16): Fix typo.
14945 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14946 on to the assembler. Improve handling of -mno-mips16. Add handling
14947 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14948 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14949 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14950 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14952 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14955 * config/i386/winnt.c (i386_pe_file_end): Strip only
14956 USER_LABEL_PREFIX when writing export name.
14958 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14960 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14961 sh/elf.h, vx-common.h and vxworks.h.
14962 * config/sh/sh.h: Include config/vxworks-dummy.h.
14963 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14964 (OVERRIDE_OPTIONS): Use it.
14965 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14966 (vxworks_picreg): New pattern.
14967 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14968 VXWORKS_OS_CPP_BUILTINS.
14969 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14970 to their VXWORKS_* equivalents.
14971 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14972 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14973 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14974 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14975 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14976 -mrtp/-fPIC multilibs.
14977 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14978 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14979 (MULTILIB_OSDIRNAMES): Delete.
14981 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14984 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14986 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14988 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14989 rounding mode to be specified by the caller.
14990 (real_to_mpfr) Likewise.
14991 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14992 include new arguments.
14993 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14995 2007-04-24 Ian Lance Taylor <iant@google.com>
14997 PR tree-optimization/31605
14998 * tree-vrp.c (set_value_range): Check that min and max are not
14999 both overflow infinities.
15000 (set_value_range_to_value): New static function.
15001 (extract_range_from_binary_expr): Call set_value_range_to_value.
15002 (extract_range_from_cond_expr): Likewise.
15003 (extract_range_from_expr): Likewise.
15004 (extract_range_from_unary_expr): Likewise. Don't create a range
15005 which overflows on both sides.
15006 (vrp_meet): Check for a useless range.
15007 (vrp_visit_phi_node): If we see a constant which looks like an
15008 overflow infinity, turn off the TREE_OVERFLOW flag.
15010 2007-04-24 Ian Lance Taylor <iant@google.com>
15012 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15014 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15016 PR diagnostic/25923
15017 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15018 diagnostic message is being built.
15019 * tree-pretty-print.c (dump_generic_node): Only write the
15020 formatted text into BUFFER's stream if we are not building a
15021 diagnostic message.
15022 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15024 * Makefile.in (toplev.o): Depend on tree-pass.h.
15026 2007-04-24 Ian Lance Taylor <iant@google.com>
15028 PR tree-optimization/31602
15029 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15030 conditionals in the copied loop header.
15031 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15032 warnings if TREE_NO_WARNING is set.
15033 * doc/invoke.texi (Warning Options): Clarify that
15034 -Wstrict-overflow does not warn about loops.
15036 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15038 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15039 expand on the comment about _Decimal128 arguments and check the
15040 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15041 that _Decimal128 argument uses even/odd register pair.
15042 (function_arg): Ditto.
15044 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15046 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15047 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15049 2007-04-24 Richard Guenther <rguenther@suse.de>
15050 Olga Golovanevsky <olga@il.ibm.com>
15052 * fold-const.c (multiple_of_p): Check for bottom
15055 2007-04-24 Richard Henderson <rth@redhat.com>
15057 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15058 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15059 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15060 looking for non-zero bits shifted out. Avoid a recursive call
15061 when constructing the scalar.
15062 (__floatundisf): Likewise.
15064 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15066 * dwarf2out.c (field_byte_offset): Move the existing logic
15067 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15068 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15070 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15073 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15074 length argument of 0 for memset.
15075 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15076 unsigned shift instead of the signed variant.
15078 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15080 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15081 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15082 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15083 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15084 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15085 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15086 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15087 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15088 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15089 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15090 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15091 "mul<mode>3", "div<mode>3"): Insn definitions added.
15092 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15093 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15094 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15095 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15096 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15097 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15098 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15099 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15100 TARGET_FLOAT_FORMAT): Macro definitions removed.
15101 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15102 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15103 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15104 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15105 (s390_gen_rtx_const_DI): Function removed.
15106 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15108 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15110 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15111 over an external ffs function.
15113 2007-04-24 Chao-ying Fu <fu@mips.com>
15114 Richard Sandiford <richard@nildram.co.uk>
15116 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15117 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15118 (smadd_widen_optab, umadd_widen_optab): Define.
15119 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15121 * genopinit.c (optabs): Fill in smadd_widen_optab and
15123 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15124 and umadd_widen_optab to implement multiply-add sequences.
15125 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15126 (<u>maddsidi4): ...this. Extend condition to include
15127 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15128 of operand 0 to "ka" and use the three-operand form of madd<u>
15130 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15132 * config/mips/constraints.md (ka): New register constraint.
15134 2007-04-24 Jan Hubicka <j@suse.cz>
15138 2007-04-23 Jan Hubicka <jh@suse.cz>
15139 * function.c (init_function_start): Don't init line number info.
15140 (expand_function_end): Update.
15141 (reset_block_changes, record_block_change, finalize_block_changes,
15142 check_block_change, free_block_changes): Kill.
15143 * function.h (reset_block_changes, record_block_change,
15144 finalize_block_changes, check_block_change, free_block_changes):
15146 (struct function): Remove ib_boundaries_block.
15147 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15148 Use curr_insn_locator to initialize locator.
15149 (emit_line_note): Remove.
15150 * cfgexpand.c (expand_gimple_cond_expr): Update.
15151 (construct_exit_block): Likewise.
15152 (tree_expand_cfg): Initialize/finalize locators.
15153 * expr.c (expand_expr_real): Update.
15154 * cfglayout.c (line_locators_locs, line_locators_lines,
15155 file_locators_locs, file_locators_files): Remove.
15156 (set_block_levels): Move to cfgexpand.c.
15157 (insn_locators_initialize): Remove.
15158 (pass_insn_locators_initialize): Remove.
15159 (locations_locators_locs, locations_locators_vals): New static vars.
15160 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15162 (insn_locators_alloc, insn_locators_finalize,
15163 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15165 (locator_location): New.
15166 (locator_line, locator_file): Rewrite.
15167 * rtl.h (emit_line_note): Kill.
15168 (insn_locators_alloc, insn_locators_finalize,
15169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15171 * tree-inline.c (initialize_cfun): Do not initialize
15172 ib_boundaries_block.
15173 * passes.c (pass_insn_locators_initialize): Remove.
15175 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15177 * doc/invoke.texi: Removed leading '-' from option index entries.
15179 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15181 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15183 (create_phi_node): Use set_phi_nodes.
15184 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15185 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15186 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15187 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15188 (bsi_start, bsi_last): Use bb_stmt_list.
15189 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15190 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15191 Traverse the statements using tsi iterator.
15192 * basic-block.h (struct basic_block_def): Fields stmt_list
15193 and phi_nodes moved to ...
15194 (struct tree_bb_info): ... new structure.
15195 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15196 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15197 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15198 (tree_verify_flow_info): Verify that il.tree is not set for
15199 entry and exit block.
15200 (tree_split_block): Use set_bb_stmt_list.
15202 2007-04-23 Mike Stump <mrs@apple.com>
15204 * config/i386/i386.c (ix86_tune_features
15205 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15208 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15210 * config/i386/i386.md (prefix_extra): New attribute.
15211 (length): Add prefix_extra.
15213 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15214 (sse2_movntv2di): Likewise.
15215 (sse2_cvtps2dq): Likewise.
15216 (sse2_cvtpd2pi): Likewise.
15217 (sse2_cvttpd2pi): Likewise.
15218 (*sse2_cvtpd2ps): Likewise.
15219 (*add<mode>3): Likewise.
15220 (sse2_ssadd<mode>3): Likewise.
15221 (sse2_usadd<mode>3): Likewise.
15222 (*sub<mode>3): Likewise.
15223 (sse2_sssub<mode>3): Likewise.
15224 (sse2_ussub<mode>3): Likewise.
15225 (*mulv8hi3): Likewise.
15226 (*smulv8hi3_highpart): Likewise.
15227 (*umulv8hi3_highpart): Likewise.
15228 (sse2_umulv2siv2di3): Likewise.
15229 (sse2_pmaddwd): Likewise.
15230 (ashr<mode>3): Likewise.
15231 (lshr<mode>3): Likewise.
15232 (ashl<mode>3): Likewise.
15233 (sse2_ashlti3): Likewise.
15234 (sse2_lshrti3): Likewise.
15235 (*umaxv16qi3): Likewise.
15236 (*smaxv8hi3): Likewise.
15237 (*uminv16qi3): Likewise.
15238 (*sminv8hi3): Likewise.
15239 (sse2_eq<mode>3): Likewise.
15240 (sse2_gt<mode>3): Likewise.
15241 (*and<mode>3): Likewise.
15242 (sse2_nand<mode>3): Likewise.
15243 (*ior<mode>3): Likewise.
15244 (*xor<mode>3): Likewise.
15245 (sse2_packsswb): Likewise.
15246 (sse2_packssdw): Likewise.
15247 (sse2_packuswb): Likewise.
15248 (sse2_punpckhbw): Likewise.
15249 (sse2_punpcklbw): Likewise.
15250 (sse2_punpckhwd): Likewise.
15251 (sse2_punpcklwd): Likewise.
15252 (sse2_punpckhdq): Likewise.
15253 (sse2_punpckldq): Likewise.
15254 (sse2_punpckhqdq): Likewise.
15255 (sse2_punpcklqdq): Likewise.
15256 (*sse2_pinsrw): Likewise.
15257 (*sse2_pextrw): Likewise.
15258 (sse2_pshufd_1): Likewise.
15259 (sse2_uavgv16qi3): Likewise.
15260 (sse2_uavgv8hi3): Likewise.
15261 (sse2_psadbw): Likewise.
15262 (sse2_pmovmskb): Likewise.
15263 (*sse2_maskmovdqu): Likewise.
15264 (*sse2_maskmovdqu_rex64): Likewise.
15265 (sse4a_extrqi): Likewise.
15266 (sse4a_extrq): Likewise.
15267 (sse3_lddqu): Set prefix_rep.
15268 (sse3_addsubv4sf3): Likewise.
15269 (sse3_haddv4sf3): Likewise.
15270 (sse3_hsubv4sf3): Likewise.
15271 (sse_cvtss2si): Likewise.
15272 (sse_cvtss2si_2): Likewise.
15273 (sse_cvtss2siq): Likewise.
15274 (sse_cvtss2siq_2): Likewise.
15275 (sse_cvttss2si): Likewise.
15276 (sse_cvttss2siq): Likewise.
15277 (sse2_cvttps2dq): Likewise.
15278 (sse3_movshdup): Likewise.
15279 (sse3_movsldup): Likewise.
15280 (sse2_cvtsd2si): Likewise.
15281 (sse2_cvtsd2si_2): Likewise.
15282 (sse2_cvtsd2siq): Likewise.
15283 (sse2_cvtsd2siq_2): Likewise.
15284 (sse2_cvttsd2si): Likewise.
15285 (sse2_cvttsd2siq): Likewise.
15286 (*sse2_cvtpd2dq): Likewise.
15287 (*sse2_cvttpd2dq): Likewise.
15288 (sse2_pshuflw_1): Likewise.
15289 (sse2_pshufhw_1): Likewise.
15290 (sse4a_insertqi): Likewise.
15291 (sse4a_insertq): Likewise.
15292 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15293 (ssse3_phadddv4si3): Likewise.
15294 (ssse3_phaddswv8hi3): Likewise.
15295 (ssse3_phsubwv8hi3): Likewise.
15296 (ssse3_phsubdv4si3): Likewise.
15297 (ssse3_phsubswv8hi3): Likewise.
15298 (ssse3_pmaddubswv8hi3): Likewise.
15299 (ssse3_pmulhrswv8hi3): Likewise.
15300 (ssse3_pshufbv16qi3): Likewise.
15301 (ssse3_psign<mode>3): Likewise.
15302 (ssse3_palignrti): Likewise.
15303 (abs<mode>2): Likewise.
15304 (ssse3_phaddwv4hi3): Set prefix_extra.
15305 (ssse3_phadddv2si3): Likewise.
15306 (ssse3_phaddswv4hi3): Likewise.
15307 (ssse3_phsubwv4hi3): Likewise.
15308 (ssse3_phsubdv2si3): Likewise.
15309 (ssse3_phsubswv4hi3): Likewise.
15310 (ssse3_pmaddubswv4hi3): Likewise.
15311 (ssse3_pmulhrswv4hi3): Likewise.
15312 (ssse3_pshufbv8qi3): Likewise.
15313 (ssse3_psign<mode>3): Likewise.
15314 (ssse3_palignrdi): Likewise.
15315 (abs<mode>2): Likewise.
15316 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15317 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15318 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15320 2007-04-23 Nick Clifton <nickc@redhat.com>
15322 * params.def: Fix formatting of emacs local variables.
15324 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15326 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15327 move if inter-unit move isn't allowed.
15328 Don't split moving the first element of V2DI to DI to inter-unit
15329 move if inter-unit move isn't allowed.
15331 2007-04-23 Richard Guenther <rguenther@suse.de>
15333 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15334 and CDI_POST_DOMINATORS separately.
15336 2007-04-23 Nick Clifton <nickc@redhat.com>
15338 * c.opt (Wformat-contains-nul): Add warning attribute.
15340 2007-04-23 Jan Hubicka <jh@suse.cz>
15342 * function.c (init_function_start): Don't init line number info.
15343 (expand_function_end): Update.
15344 (reset_block_changes, record_block_change, finalize_block_changes,
15345 check_block_change, free_block_changes): Kill.
15346 * function.h (reset_block_changes, record_block_change,
15347 finalize_block_changes, check_block_change, free_block_changes):
15349 (struct function): Remove ib_boundaries_block.
15350 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15351 Use curr_insn_locator to initialize locator.
15352 (emit_line_note): Remove.
15353 * cfgexpand.c (expand_gimple_cond_expr): Update.
15354 (construct_exit_block): Likewise.
15355 (tree_expand_cfg): Initialize/finalize locators.
15356 * expr.c (expand_expr_real): Update.
15357 * cfglayout.c (line_locators_locs, line_locators_lines,
15358 file_locators_locs, file_locators_files): Remove.
15359 (set_block_levels): Move to cfgexpand.c.
15360 (insn_locators_initialize): Remove.
15361 (pass_insn_locators_initialize): Remove.
15362 (locations_locators_locs, locations_locators_vals): New static vars.
15363 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15365 (insn_locators_alloc, insn_locators_finalize,
15366 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15368 (locator_location): New.
15369 (locator_line, locator_file): Rewrite.
15370 * rtl.h (emit_line_note): Kill.
15371 (insn_locators_alloc, insn_locators_finalize,
15372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15374 * tree-inline.c (initialize_cfun): Do not initialize
15375 ib_boundaries_block.
15376 * passes.c (pass_insn_locators_initialize): Remove.
15378 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15380 PR middle-end/31448
15381 * expr.c (reduce_to_bit_field_precision): Handle
15384 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15386 PR tree-optimization/24659
15387 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15388 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15389 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15390 * genopinit.c (optabs): Rename vec_pack_mod_optab
15391 to vec_pack_trunc_optab.
15392 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15393 early for scalar floating point operands for NOP_EXPR.
15394 (vectorizable_type_promotion): Ditto.
15395 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15396 vec_pack_trunc_optab.
15397 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15399 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15400 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15401 Rename from VEC_PACK_MOD_EXPR.
15402 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15403 * expr.c (expand_expr_real_1): Ditto.
15404 * tree-inline.c (estimate_num_insns_1): Ditto.
15405 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15407 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15408 (vec_unpacks_lo_v4sf): Ditto.
15409 (vec_pack_trunc_v2df): Ditto.
15410 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15411 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15412 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15414 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15416 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15418 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15419 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15420 packing of floating point operands.
15421 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15422 represent unpacking of floating point operands.
15423 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15424 [vec_unpacks_hi]: Ditto.
15425 [vec_unpacks_lo]: Ditto.
15427 2007-04-22 Jan Hubicka <jh@suse.cz>
15429 * final.c (rest_of_handle_final): Call
15430 targetm.asm_out.constructor/targetm.asm_out.destructor
15431 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15432 proper priority via decl_*_priority_insert.
15433 * c-common.c (c_expand_body): Likewise.
15435 2007-04-22 Richard Guenther <rguenther@suse.de>
15437 PR tree-optimization/29789
15438 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15439 (rewrite_reciprocal): New helper split out from
15440 determine_invariantness_stmt.
15441 (rewrite_bittest): Likewise.
15442 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15443 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15446 2007-04-22 Revital Eres <eres@il.ibm.com>
15448 * loop-unroll.c (var_to_expand): New field to support also
15449 insns of the form x = something + x.
15450 (analyze_insn_to_expand_var): Use it.
15451 (expand_var_during_unrolling): Likewise.
15453 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15455 * predict.c: Include pointer-set.h.
15456 (bb_predictions): New variable.
15457 (tree_predicted_by_p, tree_predict_edge,
15458 remove_predictions_associated_with_edge): Use bb_predictions map
15459 instead of bb->predictions.
15460 (clear_bb_predictions, assert_is_empty): New functions.
15461 (combine_predictions_for_bb): Use bb_predictions map. Call
15462 clear_bb_predictions.
15463 (tree_estimate_probability): Create and free bb_predictions map.
15464 * Makefile.in (predict.o): Add pointer-set.h dependency.
15465 * basic-block.h (struct basic_block_def): Remove predictions
15467 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15469 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15472 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15475 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15477 * timevar.c (timevar_print): Change reference of --disable-checking to
15478 --enable-checking=release. Also warn if assert checking is disabled.
15480 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15483 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15484 decl as addressable if the compound literal was marked as
15486 Mark the decl as a gimple register if it is a complex or
15487 vector decl and does not live in memory.
15489 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15491 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15492 (GENERIC_NEXT): New function macro.
15493 (PHI_CHAIN): Use phi_node's new chain variable.
15494 (tree_phi_node): Change tree_common to tree_base
15495 and add the chain field.
15496 * tree-phinodes.c (make_phi_node): Don't set
15497 TREE_TYPE on the new node.
15498 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15499 instead of checking GIMPLE_TUPLE_P in chain_next.
15500 * tree-vect-transform.c
15501 (get_initial_def_for_induction): Look at
15502 PHI_RESULT_TREE for the type of the phi node.
15503 (update_vuses_to_preheader): Use PHI_CHAIN
15504 instead of TREE_CHAIN on the phi node.
15505 * tree-ssa-structalias.c (compute_points_to_sets):
15507 (ipa_pta_execute): Likewise.
15509 2007-04-21 Richard Guenther <rguenther@suse.de>
15511 PR middle-end/31136
15512 * fold-const.c (fold_unary): Call fold_convert_const on the
15515 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15517 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15518 (store_killed_in_pat): New.
15520 2007-04-20 Richard Henderson <rth@redhat.com>
15523 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15524 TREE_LIST with a void_type_node value, not void_list_node exactly.
15526 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15528 * doc/standards.texi: Re-arrange into language-specific
15529 subsections. Add a C++ section, documenting which standards we
15532 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15534 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15535 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15537 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15539 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15540 ecrti.o and crtbegin.o.
15541 (LIB_DEFAULT_SPEC): Include -lc.
15542 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15544 2007-04-20 Richard Henderson <rth@redhat.com>
15547 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15548 argument; update all callers.
15549 (get_unaligned_offset): New.
15550 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15551 get_unaligned_address, just pass on the address directly.
15552 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15553 the subreg in the helper patterns.
15554 (unaligned_extendqidi_le): Use get_unaligned_offset.
15555 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15556 (unaligned_extendhidi_be): Likewise.
15557 (unaligned_extendhidi): Tidy.
15558 * config/alpha/alpha-protos.h: Update.
15560 2007-04-20 Richard Henderson <rth@redhat.com>
15562 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15563 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15564 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15565 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15566 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15567 (CPP_SPEC): Don't include %(cpp_subtarget).
15568 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15569 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15570 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15572 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15574 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15575 for __builtin_ia32_cmpordss.
15577 PR tree-optimization/31632
15578 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15579 and arg1 for optimizations of comparison against min/max values.
15580 Fold arg0 to arg1's type for optimizations of comparison against
15581 min+1 and max-1 values.
15583 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15585 * reload.c (combine_reloads): When trying to use a dying register,
15586 check whether it's uninitialized and don't use if so.
15588 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15590 * fold-const.c: Remove prototypes for native_encode_expr and
15591 native_interpret_expr.
15592 (native_encode_expr): Make non-static.
15593 (native_interpret_expr): Likewise.
15594 * tree.h: Add prototypes for the above.
15596 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15598 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15599 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15600 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15601 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15602 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15603 Add length attributes.
15605 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15607 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15610 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15611 __STDC_WANT_DEC_FP__.
15613 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15615 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15616 for long double compatibility.
15617 * configure: Regenerate.
15619 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15621 PR rtl-optimization/29841
15622 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15624 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15625 that may cause control flow transfer from being moved.
15627 2007-04-18 Jan Hubicka <jh@suse.cz>
15629 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15632 2007-04-18 Eric Christopher <echristo@apple.com>
15634 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15635 only. Update operands.
15636 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15637 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15638 link register to pic register.
15640 2007-04-18 Dirk Mueller <dmueller@suse.de>
15642 PR diagnostic/31227
15643 * tree-vrp.c (search_for_addr_array): New.
15644 (check_array_bounds): Suppress warning about
15645 address taken of array refs if its not de-referenced.
15647 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15649 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15650 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15652 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15653 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15654 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15656 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15658 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15660 (vect_analyze_scalar_cycles): Fix indentation.
15661 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15662 (vect_mark_relevant): Include phis in relevance analysis.
15664 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15666 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15668 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15669 output_operand_lossage().
15671 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15673 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15674 the unused code for reduction without adjust-in-epilog to simplify the
15677 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15679 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15680 (S390_TDC_NEGATIVE_ZERO): New constant.
15681 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15682 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15683 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15684 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15685 (S390_TDC_POSITIVE_INFINITY): New constant.
15686 (S390_TDC_NEGATIVE_INFINITY): New constant.
15687 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15688 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15689 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15690 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15691 (S390_TDC_INFINITY): New constant.
15692 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15693 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15694 optimization for UNSPEC_CCZ_TO_INT.
15695 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15696 ("*ccz_to_int"): New insn.
15697 ("isinf<mode>2"): New insn.
15698 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15699 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15700 (UNSPEC_CCZ_TO_INT): New constant.
15702 2007-04-18 Richard Guenther <rguenther@suse.de>
15704 PR tree-optimization/19431
15705 PR tree-optimization/21463
15706 * tree-pass.h (pass_phiprop): Declare.
15707 * passes.c (init_optimization_passes): New phiprop pass.
15708 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15709 (phivn_valid_p): New helper function.
15710 (phiprop_insert_phi): Likewise.
15711 (propagate_with_phi): Likewise.
15712 (tree_ssa_phiprop): New propagator propagating loads
15713 through phi nodes if profitable.
15715 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15717 * tree-vect-analyze.c (process_use): New function.
15718 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15719 Check phis in all bbs.
15720 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15723 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15725 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15728 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15731 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15734 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15736 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15738 (sse_vmmulv4sf3): Likewise.
15739 (sse2_vmaddv2df3): Likewise.
15740 (sse2_vmmulv2df3): Likewise.
15742 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15744 PR rtl-optimization/31360
15745 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15746 (target_reg_cost): New.
15747 (init_set_costs): Initialize target_reg_cost. Add comments
15748 regarding the rationale of the costs.
15749 (global_cost_for_size): Renamed to...
15750 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15751 of register pressure.
15752 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15753 estimate_reg_pressure_cost. Add number of ivs.
15754 (determine_set_costs): Dump target_reg_cost.
15755 * loop-invariant.c (gain_for_invariant): Use
15756 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15757 (best_gain_for_invariant, find_invariants_to_move): Remove
15759 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15760 (target_reg_cost): Declare.
15761 (global_cost_for_size): Declaration removed.
15762 (estimate_reg_pressure_cost): Declare.
15764 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15766 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15767 regnos into even/odd register pairs.
15768 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15769 TDmode similar to the other floating point modes.
15770 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15771 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15773 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15774 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15775 (movdd_hardfloat64): Use TARGET_MFPGPR.
15777 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15779 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15782 2005-01-05 Richard Henderson <rth@redhat.com>
15784 * reload1.c (do_input_reload): Restrict the optimization deleteing
15785 a previous output reload to RELOAD_FOR_INPUT.
15787 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15789 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15790 induc_vec_info_type.
15791 (vectorizable_induction): New function declaration.
15792 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15793 check if already vectorized. Find first place in BB where new stmts
15794 can be inserted. Takes only one argument.
15795 (vectorizable_induction): New function.
15796 (vect_transform_stmt): Add case for induc_vec_info_type to call
15797 vectorizable_induction.
15798 (vect_transform_loop): Consider phis for vectorization.
15799 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15801 (analyze_operations): Call vectorizable_induction when analyzing phis.
15803 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15804 (vect_mark_relevant): Include phis in relevance analysis.
15805 (vect_mark_stmts_to_be_vectorize): Likewise.
15806 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15808 2007-04-16 Lawrence Crowl <crowl@google.com>
15810 * doc/invoke.texi (Debugging Options): Add documentation for the
15811 -femit-struct-debug options -femit-struct-debug-baseonly,
15812 -femit-struct-debug-reduced, and
15813 -femit-struct-debug-detailed[=...].
15815 * c-opts.c (c_common_handle_option): Add
15816 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15817 and OPT_femit_struct_debug_detailed_.
15818 * c.opt: Add specifications for
15819 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15820 and -femit-struct-debug-detailed[=...].
15821 * opts.c (set_struct_debug_option): Parse the
15822 -femit-struct-debug-... options.
15823 * opts.c (matches_main_base, main_input_basename,
15824 main_input_baselength, base_of_path, matches_main_base): Add
15825 variables and functions to compare header base name to compilation
15827 * opts.c (should_emit_struct_debug): Add to determine to emit a
15828 structure based on the option.
15829 (dump_struct_debug) Also disabled function to debug this
15831 * opts.c (handle_options): Save the base name of the
15834 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15835 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15836 This hook indicates if a type is generic. Set it by default
15837 to "never generic".
15838 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15839 to determine if a struct type is generic or not.
15840 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15841 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15842 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15843 with live C++ hook.
15845 * flags.h (enum debug_info_usage): Add an enumeration to describe
15846 a program's use of a structure type.
15847 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15848 to indicate the program's usage of the type. Filter structs based
15849 on the -femit-struct-debug-... specification.
15850 (gen_type_die): Split into two routines, gen_type_die and
15851 gen_type_die_with_usage. gen_type_die is now a wrapper
15852 that assumes direct usage.
15853 (gen_type_die_with_usage): Replace calls to gen_type_die
15854 with gen_type_die_with_usage adding the program usage of
15855 the referenced type.
15856 (dwarf2out_imported_module_or_decl): Suppress struct debug
15857 information using should_emit_struct_debug when appropriate.
15859 2007-04-16 Ian Lance Taylor <iant@google.com>
15861 PR tree-optimization/31522
15862 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15863 (vrp_initialize): Allocate vr_phi_edge_counts.
15864 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15865 executable edge. Drop test for all constants.
15866 (vrp_finalize): Free vrp_phi_edge_counts.
15868 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15869 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15871 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15872 predecessors at head rather than tail.
15874 2007-04-16 Matthias Klose <doko@debian.org>
15876 * config/alpha/linux.h (CPP_SPEC): Define.
15877 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15879 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15881 * function.h: Remove sequence_stack extern declaration.
15883 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15885 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15887 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15890 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15892 * config/avr/avr.c (avr_arch_types): Rearranging array.
15893 (enum avr_arch): Add.
15894 (avr_mcu_types): Use avr_arch enumeration constants instead of
15896 * config/avr/avr.h (LINK_SPEC): Simplify.
15898 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15900 * config/m68k/m68k.c (m68k_libcall_value,
15901 m68k_function_value): Use macros for register names more.
15903 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15905 (M68K_REGNAME): Use A6_REG.
15906 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15908 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15910 PR middle-end/28071
15911 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15912 'pending_read_list_length' and 'pending_write_list_length'. Update
15914 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15915 to handle two length counters instead of one. Update all uses.
15916 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15917 two length counters instead of one.
15918 * sched-rgn.c (propagate_deps): Update to handle two length counters
15921 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15924 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15925 copy of source, pass it to ix86_expand_vector_set and return
15928 2007-04-16 David Ung <davidu@mips.com>
15929 Joseph Myers <joseph@codesourcery.com>
15931 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15932 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15933 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15934 Add 74K processor information.
15935 * config/mips/mips.md: Include 74k.md.
15936 (cpu): Add 74kc,74kf,74kx.
15937 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15938 * config/mips/74k.md: New.
15939 * doc/invoke.texi (MIPS Options): Document 74K support.
15941 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15943 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15944 vectorizable_* functions.
15945 * tree-vect-transform.c (vectorizable_call): Add check for
15946 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15947 (vectorizable_store): likewise.
15948 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15950 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15951 (vectorizable_type_promotion, vectorizable_load): Likewise.
15952 (vectorizable_live_operation, vectorizable_condition): Likewise.
15953 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15955 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15957 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15959 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15960 register numbers more.
15961 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15962 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15963 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15964 FUNCTION_VALUE_REGNO_P): Likewise.
15965 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15966 STATIC_CHAIN_REGNUM): Likewise.
15967 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15968 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15969 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15970 * config/m68k/m68k.md (FP_REG): New.
15972 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15974 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15977 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15979 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15980 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15983 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15985 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15988 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15991 * c-decl.c (finish_decl): Grab the type of the decl after the call
15992 to store_init_value.
15994 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15996 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15998 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16001 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16002 dominators, post dominators and cleanup cfg before returning.
16004 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16006 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16007 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16009 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16011 * config.gcc: Recognize fido.
16012 * config/m68k/m68k-devices.def (fidoa): New.
16013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16015 (FL_FIDOA, TARGET_FIDOA): New.
16016 * config/m68k/m68k.opt (mfidoa): New.
16018 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16020 PR middle-end/31322
16021 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16022 when a personality function is used.
16024 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16026 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16028 2007-04-13 Mike Stump <mrs@apple.com>
16030 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16032 * config/darwin.opt (fapple-kext): Make C++ only.
16033 * config/darwin.c (darwin_override_options): Remove code to ensure
16034 -fapple-kext is given for C++ only.
16036 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16038 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16039 * config/mips/mips.c (override_options): Call
16040 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16042 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16044 * config/i386/i386.opt (msvr3-shlib): Removed.
16046 * doc/invoke.texi: Remove -msvr3-shlib.
16048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16050 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16051 with "popcnt" instruction.
16053 2007-04-13 Richard Guenther <rguenther@suse.de>
16055 PR tree-optimization/21258
16056 * tree-vrp.c (compare_case_labels): New helper.
16057 (find_switch_asserts): New function.
16058 (find_assert_locations): Call it for SWITCH_EXPRs.
16060 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16063 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16064 check is now implied in X87_FLOAT_MODE_P.
16065 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16066 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16067 (fix_trunc<mode>_i386_fisttp): Ditto.
16068 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16069 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16070 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16071 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16072 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16073 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16074 (unnamed_splitters): Ditto.
16075 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16076 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16077 FIRST_SSE_REG for local functions when SSE math is enabled or
16078 for functions with sseregparm attribute.
16079 (standard_80387_constant_p): Return -1 if mode is not
16081 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16082 (ix86_expand_compare): Ditto.
16083 (ix86_expand_carry_flag_compare): Ditto.
16084 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16085 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16086 DECIMAL_FLOAT_MODE_P.
16087 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16088 of SCALAR_FLOAT_MODE_P.
16089 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16090 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16091 checks before FLOAT_MODE_P.
16092 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16093 before FLOAT_MODE_P.
16098 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16100 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16101 Charles Wilson <libtool@cwilson.fastmail.fm>
16103 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16104 (libgcc.mvars): Don't depend on them.
16105 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16106 * exec-tool.in: New.
16108 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16110 * doc/invoke.text (--help): Document --help=common.
16112 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16114 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16116 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16118 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16119 * genemit.c (main): Emit #include "integrate.h".
16120 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16121 (LOADGP_RTP): New mips_loadgp_style.
16122 * config/mips/mips.h: Include config/vxworks-dummy.h.
16123 (TARGET_RTP_PIC): New macro.
16124 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16125 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16126 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16127 for TARGET_RTP_PIC.
16128 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16129 -mvxworks-pic when using -mrtp and a PIC option.
16130 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16132 (mips_symbolic_constant_p, mips_symbolic_address_p)
16133 (mips_symbol_insns): Handle SYMBOL_HALF.
16134 (override_options): Warn about -G and -mrtp being used together.
16135 Initialize mips_lo_relocs[SYMBOL_HALF].
16136 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16137 (mips_emit_loadgp): Handle LOADGP_RTP.
16138 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16139 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16140 (tablejump): Handle function-relative case table entries if
16142 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16144 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16146 * config/mips/mips.md (load_call<mode>): Allow any general register.
16148 (sibcall_value_internal, sibcall_value_multiple_internal)
16149 (call_value_internal, call_value_split, call_value_multiple_internal)
16150 (call_value_multiple_split): Remove constraints from operand 0.
16152 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16154 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16155 rather than loadgp_noshared.
16156 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16157 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16159 * config/mips/mips.md (loadgp): Rename to...
16160 (loadgp_newabi): ...this.
16161 (loadgp_noshared): Rename to...
16162 (loadgp_absolute): ...this.
16164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16166 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16167 false for locally-binding symbols.
16168 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16172 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16173 (SYMBOL_GOT_PAGE_OFST): ...this.
16174 (SYMBOL_GOT_GLOBAL): Rename to...
16175 (SYMBOL_GOT_DISP): ...this.
16176 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16177 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16178 * config/mips/mips.c (mips_global_symbol_p): New function.
16179 (mips_symbol_binds_local_p): Likewise.
16180 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16181 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16182 mips_global_symbol_p and mips_symbol_binds_local_p.
16183 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16184 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16185 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16186 SYMBOL_GOTOFF_DISP.
16187 (mips_ok_for_lazy_binding_p): New function.
16188 (mips_load_call_address, mips_expand_call): Use it.
16189 (mips_dangerous_for_la25_p): Likewise.
16190 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16191 (*got_disp<mode>): Use got_disp_operand instead of
16192 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16193 SYMBOL_GOTOFF_GLOBAL.
16194 (*got_page<mode>): Use got_page_ofst_operand instead of
16196 * config/mips/predicates.md (const_call_insn_operand): Use
16197 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16198 (global_got_operand): Rename to...
16199 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16201 (local_got_operand): Rename to...
16202 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16203 of SYMBOL_GOT_LOCAL.
16205 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16207 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16208 TARGET_CALL_CLOBBERED_GP.
16209 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16210 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16211 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16212 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16213 of TARGET_ABICALLS && !TARGET_NEWABI.
16214 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16215 * config/mips/mips.c (mips_load_call_address): Check
16216 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16217 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16218 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16219 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16220 TARGET_ABICALLS && TARGET_NEWABI.
16221 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16223 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16224 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16225 TARGET_ABICALLS && TARGET_NEWABI.
16226 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16227 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16228 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16229 whether indirect calls must use $25.
16230 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16232 * config/mips/mips.md (jal_macro): Check flag_pic and
16233 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16234 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16235 instead of TARGET_ABICALLS.
16236 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16237 TARGET_ABICALLS && TARGET_OLDABI.
16238 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16239 (sibcall): In the comment above the define_insn, mention
16240 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16241 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16242 instead of TARGET_ABICALLS.
16244 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16246 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16247 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16248 (MACFLAGS_MATCH_P): New macro.
16249 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16250 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16251 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16252 the other MACFLAG constants.
16253 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16254 (flag_machi): Tighten constraints. Renumber some of the operands.
16255 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16257 (flag_machi_parts_acconly): New pattern.
16258 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16260 (flag_macinit1hi): Tighten constraints.
16261 (flag_mul_macv2hi_parts_acconly): New pattern.
16263 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16264 Use a more efficient implementation.
16265 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16266 inline sequences when not optimizing for size.
16268 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16269 movhi_high2low): Delete, merge functionality into...
16270 (packv2hi): ... this pattern.
16272 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16273 * config/bfin/bfin.opt (msim): New option.
16274 (mcpu=): New option.
16275 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16276 (bfin_cpu_t): Typedef of enum bfin_cpu.
16277 (bfin_cpu_type): New declaration.
16278 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16279 -msim and -mcpu= options.
16280 (LIB_SPEC): Likewise.
16281 * config/bfin/bfin.c (bfin_cpu_type): Define.
16282 (bfin_handle_option): Handle -mcpu= option.
16283 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16284 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16285 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16287 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16289 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16290 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16291 (powerpc-wrs-vxworksae): Use ${tm_file}.
16292 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16293 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16294 * config/i386/vx-common.h: New file.
16296 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16298 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16301 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16303 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16306 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16310 * c-common.c (c_build_qualified_type): Set canonical type
16313 2007-04-12 Richard Guenther <rguenther@suse.de>
16315 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16316 lower bound and element size if lower bound is not zero
16317 or either of the ARRAY_REF operands is set.
16319 2007-04-12 Richard Guenther <rguenther@suse.de>
16321 PR tree-optimization/24689
16322 PR tree-optimization/31307
16323 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16325 * gimplify.c (canonicalize_addr_expr): To be consistent with
16326 gimplify_compound_lval only set operands two and three of
16327 ARRAY_REFs if they are not gimple_min_invariant. This makes
16328 it never at this place.
16329 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16331 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16333 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16334 null before emitting a .nsubspa directive.
16336 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16338 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16339 need_to_partition_p if there are no memory statements in the
16342 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16344 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16345 (gcd_of_steps_may_divide_p): New function.
16346 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16348 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16350 * reload.c (find_reloads_toplev, find_reloads_address,
16351 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16352 not a pointer equality test, to decide if we need to call
16353 push_reg_equiv_alt_mem.
16355 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16357 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16358 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16360 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16362 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16364 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16365 vector to be positive.
16367 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16371 * doc/invoke.texi: Document --params max-aliased-vops and
16373 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16374 debug_memory_partitions): Move to tree-flow.h
16375 * params.h (AVG_ALIASED_VOPS): Define.
16376 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16378 (mp_info_t): Likewise.
16379 (get_mem_sym_stats_for): New.
16380 (set_memory_partition): Move from tree-flow-inline.h.
16381 (mark_non_addressable): Only clear the set of symbols for the
16382 partition if it exists.
16383 (dump_memory_partitions): Move from tree-ssa-operands.c
16384 (debug_memory_partitions): Likewise.
16385 (need_to_partition_p): New.
16386 (dump_mem_ref_stats): New.
16387 (debug_mem_ref_stats): New.
16388 (dump_mem_sym_stats): New.
16389 (debug_mem_sym_stats): New.
16390 (update_mem_sym_stats_from_stmt): New.
16391 (compare_mp_info_entries): New.
16392 (mp_info_cmp): Call it.
16393 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16395 (get_mpt_for): Move from tree-ssa-operands.c.
16396 (find_partition_for): New.
16397 (create_partition_for): Remove.
16398 (estimate_vop_reduction): New.
16399 (update_reference_counts): New.
16400 (build_mp_info): New.
16401 (compute_memory_partitions): Refactor.
16402 Document new heuristic.
16403 Call build_mp_info, update_reference_counts,
16404 find_partition_for and estimate_vop_reduction.
16405 (compute_may_aliases): Populate virtual operands before
16406 calling debugging dumps.
16407 (delete_mem_sym_stats): New.
16408 (delete_mem_ref_stats): New.
16409 (init_mem_ref_stats): New.
16410 (init_alias_info): Call it.
16411 (maybe_create_global_var): Remove alias_info argument.
16412 Get number of call sites and number of pure/const call sites
16413 from gimple_mem_ref_stats().
16414 (dump_alias_info): Call dump_memory_partitions first.
16415 (dump_points_to_info_for): Show how many times a pointer has
16417 * opts.c (decode_options): For -O2 set --param
16418 max-aliased-vops to 500.
16419 For -O3 set --param max-aliased-vops to 1000 and --param
16420 avg-aliased-vops to 3.
16421 * fortran/options.c (gfc_init_options): Remove assignment to
16423 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16424 * tree-dfa.c (dump_variable): Dump memory reference
16426 Dump NO_ALIAS* settings.
16427 (referenced_var_lookup): Tidy.
16428 (mem_sym_stats): New.
16429 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16430 and ORIG are different SSA names for a memory partition.
16431 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16432 * tree-flow.h (struct mem_sym_stats_d): Define.
16433 (mem_sym_stats_t): Define.
16434 (struct mem_ref_stats_d): Define.
16435 (struct gimple_df): Add field mem_ref_stats.
16436 (enum noalias_state): Define.
16437 (struct var_ann_d): Add bitfield noalias_state.
16438 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16439 debug_mem_ref_stats, debug_memory_partitions,
16440 debug_mem_sym_stats): Declare.
16441 * tree-ssa-structalias.c (update_alias_info): Update call
16442 sites, pure/const call sites and asm sites in structure
16443 returned by gimple_mem_ref_stats.
16444 Remove local variable IS_POTENTIAL_DEREF.
16445 Increase NUM_DEREFS if the memory expression is a potential
16447 Call update_mem_sym_stats_from_stmt.
16448 If the memory references memory, call
16449 update_mem_sym_stats_from_stmt for all the direct memory
16450 symbol references found.
16451 (intra_create_variable_infos): Set noalias_state field for
16452 pointer arguments according to the value of
16453 flag_argument_noalias.
16454 * tree-ssa-structalias.h (struct alias_info): Remove fields
16455 num_calls_found and num_pure_const_calls_found.
16456 (update_mem_sym_stats_from_stmt): Declare.
16457 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16458 Set default value to 100.
16459 (PARAM_AVG_ALIASED_VOPS): Define.
16461 2007-04-11 Richard Guenther <rguenther@suse.de>
16463 PR middle-end/31530
16464 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16465 a * -b + c as c - a * b if we honor sign dependent rounding.
16467 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16469 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16470 bfin_expand_strmov.
16471 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16472 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16474 (initialize_trampoline): Don't use old-style function definition.
16475 (bfin_secondary_reload): Mark IN_P argument as unused.
16477 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16479 PR tree-optimization/31343
16480 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16481 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16482 * testsuite/gcc.dg/vect/pr31343.c: New.
16484 2007-04-10 Eric Christopher <echristo@apple.com>
16486 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16487 * config/i386/i386.md (*cmpfp0): Use.
16488 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16489 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16490 (fix_trunc<mode>_i386_fisttp): Ditto.
16491 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16492 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16493 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16494 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16495 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16496 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16497 (unnamed_splitters): Ditto.
16498 * config/i386/i386.c (output_fix_trunc): Assert that
16499 we're not being passed a TFmode operand.
16501 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16503 PR tree-optimization/31526
16504 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16505 n_basic_blocks to find newly added blocks.
16507 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16509 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16511 (fix_trunc<mode>si_sse): Ditto.
16512 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16513 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16514 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16515 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16516 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16517 expander using SSEMODEF mode macro.
16518 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16519 expander using SSEMODEF mode macro.
16520 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16521 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16522 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16523 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16524 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16525 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16526 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16527 Macroize insn using X87MODEF mode macro.
16529 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16531 * config/i386/sse.md (sse2_pinsrw): Removed.
16532 (sse2_pextrw): Renamed to ...
16533 (*sse2_pextrw): This.
16535 2007-04-09 Jan Hubicka <jh@suse.cz>
16538 * config/i386/sse.md
16539 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16540 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16541 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16542 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16544 2007-04-09 Jan Hubicka <jh@suse.cz>
16546 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16547 multiple fields of union.
16549 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16551 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16552 (create_preheaders): Check that loops are available.
16553 (fix_loop_structure): Clean up, improve comments.
16554 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16555 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16557 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16558 * predict.c (tree_estimate_probability): Do not call
16559 calculate_dominance_info. Call create_preheaders.
16560 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16561 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16563 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16564 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16565 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16566 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16569 2007-04-08 Jan Hubicka <jh@suse.cz>
16571 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16572 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16573 * fold-const.c (fold_unary): Use it.
16575 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16577 * varasm.c (assemble_variable): Remove call to
16578 lang_hooks.decls.prepare_assemble_variable.
16579 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16580 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16581 * langhooks.h (lang_hooks_for_decls): Remove
16582 prepare_assemble_variable.
16584 2007-04-08 Mike Stump <mrs@apple.com>
16586 * config/i386/i386.c: Use inc/dec on Core2.
16588 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16590 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16591 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16592 lhd_tree_inlining_end_inlining): Remove.
16593 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16594 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16595 end_inlining hooks.
16596 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16597 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16598 lhd_tree_inlining_end_inlining): Remove prototypes.
16599 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16600 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16601 LANG_HOOKS_TREE_INLINING_START_INLINING,
16602 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16604 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16607 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16610 * config/avr/predicates.md (io_address_operand): Delete predicate.
16611 (low_io_address_operand): Don't use 'mode' argument.
16612 (higth_io_address_operand): Rename ...
16613 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16614 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16617 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16619 Revert change removing staticp.
16621 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16624 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16627 2007-04-07 Bruce Korb <bkorb@gnu.org>
16629 * c.opt: Add -Wformat-contains-nul.
16630 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16632 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16633 the NUL byte warning.
16635 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16637 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16639 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16641 * tree.c (staticp): No longer use staticp langhook.
16642 * langhooks.c (lhd_staticp): Removed.
16643 * langhooks.h (struct lang_hooks): Remove staticp.
16644 * c-common.c (c_staticp): Remove.
16645 * c-common.h (c_staticp): Ditto.
16646 * langhooks-defs.h (lhd_staticp): Ditto.
16647 (LHD_HOOKS_STATICP): Ditto
16648 * tree.h (gcc_assert_lowered): New macro.
16650 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16652 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16653 argument "reliable".
16654 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16655 Add argument "reliable". Propagate it through calls.
16656 (infer_loop_bounds_from_undefined): Derive number of iterations
16657 estimates from references in blocks that do not dominate loop latch.
16658 (gcov_type_to_double_int): New function.
16659 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16660 and expected_loop_iterations_unbounded.
16661 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16662 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16663 * tree-data-ref.c (estimated_loop_iterations): Export.
16664 (get_references_in_stmt): Fix -- do not return addresses of local
16666 * cfgloop.h (expected_loop_iterations_unbounded,
16667 estimated_loop_iterations): Declare.
16669 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16671 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16673 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16675 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16676 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16677 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16678 Use output_387_reg_move().
16679 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16680 expander using X87MODEF12 mode macro.
16681 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16682 choosing register preferences. Use output_387_reg_move().
16683 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16684 instead of "x". Use output_387_reg_move().
16685 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16686 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16687 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16688 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16689 Use output_387_reg_move().
16690 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16692 (*truncxf?f_i387 splitter): Ditto.
16694 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16696 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16697 LANG_HOOKS_SAFE_FROM_P.
16698 * expr.c (safe_from_p): Remove langhook call.
16699 * langhooks.h (lang_hooks): Remove safe_from_p.
16700 (lhd_safe_from_p): Remove prototype.
16701 * langhooks.c (lhd_safe_from_p): Remove.
16703 2007-04-06 Jan Hubicka <jh@suse.cz>
16705 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16708 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16710 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16711 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16712 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16713 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16715 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16716 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16718 2007-04-05 Richard Henderson <rth@redhat.com>
16720 * config/alpha/alpha.c (print_operand) [+]: Remove.
16721 (alpha_end_function): Print nop if call at end of function.
16722 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16723 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16724 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16725 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16726 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16727 the call pattern. Update peepholes to match.
16729 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16731 * doc/extend.texi (Other Builtins): Add decimal float variants
16733 * builtins.def: Ditto.
16734 * builtins.c (expand_builtin): Ditto.
16736 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16737 H.J. Lu <hongjiu.lu@intel.com>
16740 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16741 of V8HImode when calling ix86_binary_operator_ok.
16742 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16743 (sdot_prodv8hi): Operands 1 and 2 must be register.
16745 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16747 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16748 initialize align to silence bogus warning.
16750 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16752 PR middle-end/22156
16753 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16755 (struct sra_walk_fns): Remove use_all parameter from use.
16756 (sra_hash_tree): Handle BIT_FIELD_REFs.
16757 (sra_elt_hash): Don't hash bitfld blocks.
16758 (sra_elt_eq): Skip them in parent compares as well. Handle
16760 (sra_walk_expr): Don't maintain or pass down use_all_p.
16761 (scan_use): Remove use_all parameter.
16762 (scalarize_use): Likewise. Re-expand assignment to
16763 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16764 output, and re-scalarize after output. Don't mark anything
16766 (scalarize_ldst): Adjust.
16767 (scalarize_walk_gimple_modify_statement): Likewise.
16768 (build_element_name_1): Handle BIT_FIELD_REFs.
16769 (instantiate_element): Don't warn for any element whose parent
16770 is used as a whole.
16771 (instantiate_missing_elements_1): Return the sra_elt.
16772 (canon_type_for_field): New.
16773 (try_instantiate_multiple_fields): New.
16774 (instantiate_missing_elemnts): Use them.
16775 (mark_no_warning): Removed.
16776 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16777 (REPLDUP, sra_build_elt_assignment): New.
16778 (generate_copy_inout): Use them.
16779 (generate_element_copy): Likewise. Handle bitfld differences.
16780 (generate_element_zero): Don't recurse for blocks. Use
16781 sra_build_elt_assignment.
16782 (generate_one_element_int): Take elt instead of var. Use
16783 sra_build_elt_assignment.
16784 (generate_element_init_1): Adjust.
16785 (scalarize_use, scalarize_copy): Use REPLDUP.
16786 (scalarize_ldst): Move assert before dereference.
16787 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16789 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16791 * regmove.c: Fix unused variable warnings due to previous commit.
16793 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16795 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16796 (regmove_bb_head): Remove.
16797 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16798 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16799 problems with fixup_match_1.
16800 Don't initialize/free regmove_bb_head.
16802 (reg_is_remote_constant_p): If an insn is in the same basic block
16803 but not before INSN, consider it remote, too.
16805 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16808 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16809 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16811 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16813 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16814 (CONDITIONAL_REGISTER_USAGE): Likewise.
16816 2007-04-04 Richard Henderson <rth@redhat.com>
16818 * config/alpha/lib1funcs.asm: Remove unused file.
16820 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16823 * opts.c (print_specific_help): Fix --help=<language>
16825 (common_handle_option): Support --help=common.
16827 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16830 * gcc.c (main): Do not run the linker if
16831 print_subprocess_help indicates that it shouldn't be
16834 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16837 * doc/invoke.texi (--help=): Document <languages> value, fix
16838 formatting in tables of values.
16840 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16842 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16843 dllimport attribute of virtual methods.
16845 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16847 * config/score/crti.asm: Change _bss_start to __bss_start.
16848 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16849 (OUTGOING_REG_PARM_STACK_SPACE) update.
16850 * config/score/score.opt: add options to make backend support
16851 score5, score5u, score7 and score7d.
16852 * config/score/score.md: Likewise.
16853 * config/score/misc.md: Likewise.
16854 * config/score/mac.md: Likewise.
16855 * doc/invoke.texi: Likewise.
16856 * doc/md.texi: update constraints define.
16858 2007-04-03 Richard Henderson <rth@redhat.com>
16860 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16861 an appropriate type, use the mode instead.
16863 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16865 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16866 Set the default --with-arch setting to mips2.
16867 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16868 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16869 (MULTILIB_OSDIRNAMES): Delete.
16870 (MULTILIB_DIRNAMES): Define.
16871 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16872 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16873 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16874 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16875 VXWORKS_OS_CPP_BUILTINS.
16876 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16877 (MIPS_DEBUGGING_INFO): Undefine.
16878 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16880 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16882 PR middle-end/30704
16883 * fold-const.c (native_encode_real): Encode real.c provided longs
16884 as a series of 32-bit native integers.
16885 (native_interpret_real): Interpret buffer as a series of 32-bit
16888 2007-04-03 Richard Guenther <rguenther@suse.de>
16890 * genpreds.c (write_insn_constraint_len): Write function
16891 optimized for CONSTRAINT_LEN implementation.
16892 (write_tm_preds_h): Output insn_constraint_len inline and
16893 use it for CONSTRAINT_LEN.
16894 (write_insn_preds_c): Don't output insn_constraint_len.
16895 * doc/md.texi (define_register_constraint): Document multi-letter
16896 constraints shall have the same length if they start with the same
16899 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/i386.md (isinf<mode>2): Expand only when
16903 TARGET_C99_FUNCTIONS is set.
16905 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16907 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16908 (x86_64-*-linux*): Ditto.
16909 * config/i386/i386.opt (mpc): New option.
16910 * config/i386/i386.c (overrride_options): Handle
16911 ix87_precision_string.
16912 * config/i386/crtprec.c: New file.
16913 * config/i386/t-crtpc: Ditto.
16914 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16915 and -mpc80 options.
16916 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16917 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16918 crtprec32.o, crtprec64.o and crtprec80.o.
16920 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16921 and -mpc80 options.
16922 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16924 2007-04-02 Eric Christopher <echristo@apple.com>
16926 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16927 limitations on darwin.
16929 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16932 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16934 2007-04-02 Dave Korn <dave.korn@artimi.com>
16936 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16938 2007-04-02 Dave Korn <dave.korn@artimi.com>
16940 * libgcc2.h (exception_descriptor): Don't forward-declare.
16941 (__get_eh_table_language, __get_eh_table_version): Delete
16942 prototypes of long-dead functions.
16944 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16946 * ebitmap.h: New file
16947 * ebitmap.c: New file
16948 * Makefile.in (ebitmap.o): New target.
16950 2007-04-01 Jan Hubicka <jh@suse.cz>
16952 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16953 before very first instruction.
16955 2007-04-01 Jan Hubicka <jh@suse.cz>
16957 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16958 waring on 64bit hosts.
16959 * bitmap.h: Fix typo in bitmap_head_def.
16961 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16963 PR rtl-optimization/31391
16964 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16965 into a DELETED_LABEL note, and the label is in an empty basic
16966 block, update BB_END as well as BB_HEAD.
16968 2007-04-01 Richard Henderson <rth@redhat.com>
16970 PR tree-optimization/31169
16971 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16972 to varying if the range is outside [0, prec-1].
16974 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16977 * config/mips/mips.md (load_const_gp): New insn.
16978 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16979 the MIPS16 GP pseudo register if no_new_pseudos.
16980 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16982 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16985 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16987 (call_value): Likewise.
16989 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16990 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16993 * doc/invoke.texi: (optimization options): Reword description
16994 of -ffast-math. Document its primary purpose.
16996 2007-03-31 Richard Guenther <rguenther@suse.de>
16998 * omp-low.c (splay-tree.h): Include.
16999 (lookup_decl): Replace splay-tree usage by pointer-map.
17000 (maybe_lookup_decl): Likewise.
17001 (new_omp_context): Likewise.
17002 (delete_omp_context): Likewise.
17003 * gimplify.c (splay-tree.h): Include.
17004 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17006 (remap_ssa_name): Likewise.
17007 (remap_decl): Likewise.
17008 (remap_type_1): Likewise.
17009 (remap_type): Likewise.
17010 (copy_body_r): Likewise.
17011 (expand_call_inline): Likewise.
17012 (clone_body): Likewise.
17013 (copy_tree_r): Likewise.
17014 (remap_save_expr): Likewise.
17015 (unsave_r): Likewise.
17016 (unsave_expr_now): Likewise.
17017 (tree_function_versioning): Likewise.
17018 (build_duplicate_type): Likewise.
17019 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17020 (struct copy_body_data): Replace splay-tree by pointer-map.
17021 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17022 not $(SPLAY_TREE_H).
17023 (gimplify.o): Depend on $(SPLAY_TREE_H).
17024 (omp-low.p): Likewise.
17026 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17028 * config/avr/predicates.md (even_register_operand,
17029 odd_register_operand): New predicates.
17030 * config/avr/avr.md (movw peephole2): New.
17031 (movw_r peephole2): New.
17033 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17035 * tree.h (get_signed_or_unsigned_type): New.
17036 * fold-const.c (operand_equal_for_comparison_p): Use
17037 get_signed_or_unsigned_type instead of
17038 lang_hooks.types.signed_or_unsigned_type.
17039 * expr.c (store_expr): Ditto.
17040 * langhooks.c (get_signed_or_unsigned_type): New.
17041 (lhd_signed_or_unsigned_type): New.
17042 * langhooks.h (lhd_signed_or_unsigned_type): New.
17043 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17045 2007-03-30 Richard Henderson <rth@redhat.com>
17047 * tree-ssa-loop-ivopts.c: Include target.h.
17048 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17049 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17050 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17051 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17053 2007-03-30 Richard Henderson <rth@redhat.com>
17054 Kai Tietz <kai.tietz@onevision.com>
17056 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17057 default for 64-bit.
17058 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17059 (TARGET_64BIT_MS_ABI): New.
17060 (DBX_REGISTER_NUMBER): Handle 64-bit.
17061 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17062 (LONG_TYPE_SIZE): Force to 32.
17063 (REG_PARM_STACK_SPACE): New.
17064 (OUTGOING_REG_PARM_STACK_SPACE): New.
17065 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17066 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17067 (STACK_BOUNDARY): Use 128 for 64-bit.
17068 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17069 Add 64-bit implementation.
17070 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17072 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17073 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17074 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17075 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17076 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17077 TARGET_64BIT_MS_ABI.
17078 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17079 (ix86_pass_by_reference): Likewise.
17080 (ix86_function_value_regno_p): Likewise.
17081 (ix86_build_builtin_va_list): Likewise.
17082 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17083 (function_arg_advance_ms_64): New.
17084 (function_arg_advance): Call it.
17085 (function_arg_ms_64): New.
17086 (function_arg): Call it.
17087 (function_value_ms_64): New.
17088 (ix86_function_value_1): Call it.
17089 (return_in_memory_ms_64): New.
17090 (ix86_return_in_memory): Call it.
17091 (setup_incoming_varargs_ms_64): New.
17092 (ix86_setup_incoming_varargs): Call it.
17093 (ix86_expand_prologue): Handle 64-bit stack probing.
17094 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17095 (output_pic_addr_const): Likewise.
17096 (x86_this_parameter): Likewise.
17097 (x86_output_mi_thunk): Likewise.
17098 (x86_function_profiler): Likewise.
17099 (TARGET_STRICT_ARGUMENT_NAMING): New.
17100 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17101 (TARGET_64BIT_MS_ABI): New.
17102 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17103 * config/i386/i386.md (allocate_stack_worker): Remove.
17104 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17105 describe the clobber of eax without a match_scratch.
17106 (allocate_stack_worker_postreload): Remove.
17107 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17108 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17109 (allocate_stack_worker_rex64_postreload): Remove.
17110 (allocate_stack): Handle 64-bit.
17111 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17112 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17113 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17114 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17115 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17116 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17117 * config.build (x86_64-*-mingw*): New host.
17118 * config.host (x86_64-*-mingw*): New host.
17119 * config.gcc (x86_64-*-mingw*): New target.
17120 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17122 2007-03-30 Richard Henderson <rth@redhat.com>
17123 Kai Tietz <kai.tietz@onevision.com>
17125 * c-pragma.c (struct def_pragma_macro_value): New.
17126 (struct def_pragma_macro): New.
17127 (pushed_macro_table): New.
17128 (dpm_hash, dpm_eq): New.
17129 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17130 (init_pragma): Install them.
17131 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17133 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17135 * config/avr/avr.c (avr_override_options): Clear
17136 'flag_delete_null_pointer_checks'.
17138 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17141 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17142 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17143 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17144 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17145 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17146 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17147 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17149 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17151 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17153 * regmove.c: Move all of pass_stack_adjustments from here...
17154 * combine-stack-adj.c: ...to this new file.
17155 * Makefile.in: Add rules for combine-stack-adj.o.
17157 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17159 PR tree-optimization/31383
17160 * tree-data-ref.c (affine_function_equal_p): Do not require the
17161 vectors to have the same length.
17163 2007-03-30 Jan Hubicka <jh@suse.cz>
17165 PR middle-end/30700
17166 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17167 availablility; add more sanity checking; ask varpool only about
17170 2007-03-29 Richard Henderson <rth@redhat.com>
17172 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17173 to decide, but __SIZEOF_LONG_LONG__.
17175 2007-03-29 Richard Henderson <rth@redhat.com>
17177 * emutls.c (struct __emutls_array): New.
17178 (emutls_destroy): Use it instead of casting element 0 from void*.
17179 (__emutls_get_address): Likewise.
17181 2007-03-29 Richard Henderson <rth@redhat.com>
17183 * varasm.c (initializer_constant_valid_p): Don't deny
17184 DECL_DLLIMPORT_P on functions.
17186 * config/i386/cygming.h: Remove function declarations.
17187 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17188 (ASM_OUTPUT_LABELREF): Remove.
17189 (COMMON_ASM_OP): Remove.
17190 (ASM_OUTPUT_COMMON): Remove.
17191 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17192 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17193 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17194 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17195 Rename from TARGET_ENCODE_SECTION_INFO.
17196 * config/i386/netware.h: Likewise.
17197 * config/i386/i386-protos.h: Update.
17198 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17199 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17200 (legitimate_constant_p): Reject dllimports.
17201 (dllimport_map, get_dllimport_decl): New.
17202 (legitimize_dllimport_symbol): New.
17203 (legitimize_address, ix86_expand_move): Use it.
17204 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17205 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17206 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17207 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17208 * config/i386/predicates.md (constant_call_address_operand): Only
17209 accept symbols; reject dllimport_p symbols.
17210 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17211 i386_pe_maybe_record_exported_symbol.
17212 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17213 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17214 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17215 trust the setting of DECL_DLLIMPORT_P.
17216 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17217 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17218 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17219 tidy the argument scanning loop.
17220 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17221 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17222 (i386_pe_strip_name_encoding): Remove.
17223 (i386_pe_binds_local_p): New.
17224 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17225 (i386_pe_output_labelref): Remove.
17226 (i386_pe_asm_output_aligned_decl_common): New.
17227 (i386_pe_maybe_record_exported_symbol): Rename from
17228 i386_pe_record_exported_symbol; check for dllexported symbols.
17230 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17232 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17233 add comment explaining why vsnprintf cannot be used.
17235 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17237 PR tree-optimization/30666
17238 * tree.c (build_complex_type): When creating type names for DWARF2
17239 debug info, create TYPE_DECLs for TYPE_NAME instead of
17241 (build_common_tree_nodes_2): Use build_complex_type when building
17242 predefined complex types, to preserve canonical types.
17244 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17246 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17247 (noce_get_alt_condition): Look at it to determine whether to
17248 reverse the condition or not.
17249 (noce_get_condition): Substitute the truth for lies.
17250 (noce_find_if_block): Set the then_else_reversed field.
17252 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17254 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17255 destination of this insn.
17256 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17257 than calling gen_rtx_SET directly. Use r0 to hold the value of
17258 'address + 4' rather than a stack based temporary which can be
17259 mis-optimized away.
17261 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17263 * config/s390/s390.c (s390_secondary_input_reload_class,
17264 s390_secondary_output_reload_class): Functions removed.
17265 (s390_secondary_reload): New function.
17266 (TARGET_SECONDARY_RELOAD): Target macro defined.
17267 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17268 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17269 * config/s390/s390.md ("reload_outti", "reload_outdi",
17270 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17271 "reload_out<mode>"): Expanders removed.
17272 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17273 "reload<mode>_nonoffmem_out"): Expanders added.
17275 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17277 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17278 action if SRC->DEST replacement failed anyway.
17280 2007-03-28 Mike Stump <mrs@apple.com>
17282 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17283 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17284 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17286 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17288 * config.gcc: Accept barcelona as a variant of amdfam10.
17289 * config/i386/i386.c (override_options): Likewise.
17290 * doc/invoke.texi: Likewise.
17292 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17294 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17295 offsets for BIT_FIELD_REF and COMPONENT_REF.
17297 2007-03-28 Richard Guenther <rguenther@suse.de>
17299 * tree.c (is_global_var): Move ...
17300 * tree-flow-inline.h (is_global_var): ... here.
17301 * tree.h (is_global_var): Remove declaration.
17303 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17305 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17307 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17308 * config/i386/i386.c (ix86_tune_features): Initialize new
17310 * config/i386/predicates.md (promotable_binary_operator): Use
17311 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17313 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17316 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17318 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17320 * config/fr30/fr30.md (movsi_internal): Change destination
17321 constraint from m to V and add m to the end.
17323 2007-03-28 Christian Bruel <christian.bruel@st.com>
17325 * config/sh/sh.md (movsi_i): Fix type attribute.
17327 2007-03-28 Christian Bruel <christian.bruel@st.com>
17329 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17330 (movsf_ie): Likewise.
17332 2007-03-28 Christian Bruel <christian.bruel@st.com>
17334 * config.gcc: Add sh4-300 to multilib.
17335 * config/sh/t-mlib-sh4-300: New file.
17337 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17339 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17340 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17341 fix_trunc<mode>di2.
17342 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17343 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17344 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17345 "fixuns_trunctddi2"): Whitespace fix.
17347 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17349 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17350 the definition of struct sh_args.
17351 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17352 CALL_COOKIE_INT_REG_GET): Likewise.
17354 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17356 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17357 transformations are applied successfully.
17359 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17361 * tree.c (tree_contains_struct): Permit 512 tree codes.
17362 * tree.h (tree_contains_struct): Ditto.
17363 (MAX_TREE_CODES): Ditto.
17364 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17365 SPARE member to store remaining padding bits.
17367 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17369 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17372 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17374 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17375 * configure: Regenerate.
17377 * configure: Regenerate using the correct version of autoconf.
17379 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17381 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17383 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17384 regs to "__SP_L__" and "__SP_H__".
17386 2007-03-27 Richard Guenther <rguenther@suse.de>
17388 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17389 computations with it with a HOST_WIDE_INT variable.
17391 2007-03-26 Mike Stump <mrs@apple.com>
17393 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17394 objective-c-header, objective-c++-header and objc++-cpp-output
17396 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17398 2007-03-26 Richard Henderson <rth@redhat.com>
17401 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17402 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17403 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17404 IX86_BUILTIN_PSRLQ128): New.
17405 (ix86_init_mmx_sse_builtins): Add them.
17406 (ix86_expand_builtin): Expand them.
17407 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17408 operand 2 be TImode.
17409 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17410 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17411 _mm_srli_epi64): Mark __B const.
17412 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17413 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17414 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17415 new two-vector shift builtins.
17417 2007-03-26 Ian Lance Taylor <iant@google.com>
17419 PR tree-optimization/31345
17420 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17421 [+INF, +INF(OVF)] into VARYING.
17423 2007-03-26 Zack Weinberg <zackw@panix.com>
17425 * gengtype-parse.c: New file.
17426 * gengtype-yacc.y: Delete.
17427 * gengtype-lex.l: Don't include gengtype-yacc.h.
17428 Define YY_DECL and yyterminate appropriately for recursive
17429 descent parser. yylval is now a string out-parameter to yylex.
17430 (HWS, EOID): New shorthand.
17431 (IWORD): Add a couple more types.
17432 (yylex): Add a setup stanza. Remove the complex rules for
17433 detecting GTY'ed types and typedefs; replace with simple
17434 keyword detectors. Adjust everything for the changed
17435 definition of yylval. Ignore all pp-directives, not just #define.
17437 (parse_file): Rename yybegin; do not call yyparse.
17439 * gengtype.c (xasprintf): Export again.
17440 (this_file): New. Use everywhere __FILE__ was being used.
17441 (get_lang_bitmap): Special case types defined in gengtype.c.
17442 (do_typedef, new_structure): Suppress definition of certain types.
17443 (new_structure): Improve diagnostics of duplicate definitions.
17444 Make sure location_s is associated with input.h.
17445 (nreverse_pairs, define_location_structures): New functions.
17446 (main): Improve tagging of kludge types. Remove old kludges
17447 for input.h types; use define_location_structures.
17448 * gengtype.h: Update prototypes. Define token codes here.
17449 * Makefile.in: Remove all references to gengtype-yacc.
17450 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17452 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17453 add GTY((skip)) to the field that's only conditionally there.
17454 * doc/install.texi: Document that Bison is no longer required
17455 unless building treelang.
17457 * gengtype.c: Don't include gtyp-gen.h.
17458 (srcdir): Declare here.
17459 (base_files, lang_dir_names): Allocate dynamically.
17460 (gt_files, num_gt_files, num_lang_dirs): New globals.
17461 (measure_input_list, read_input_line, read_input_list)
17462 (set_lang_bitmap): New functions.
17463 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17464 simplify, relying on read_input_list to set up the bitmaps.
17465 (main): Arguments are no longer unused. Check for correct number
17466 of command line arguments, set srcdir and srcdir_len, then call
17467 read_input_list, before doing anything else. No need to worry
17468 about duplicates in main loop.
17469 * configure.ac: Simplify the calculation of all_gtfiles.
17470 Put language tags in there. Don't set or substitute
17471 all_gtfiles_files_langs or all_gtfiles_files_frags.
17472 * Makefile.in: Revamp the way gengtype is invoked, now that it
17473 takes a file on its command line with a much simpler format.
17474 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17475 (GTFILES): Remove duplicates and C source files.
17476 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17477 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17478 * configure: Regenerate.
17480 * gengtype.h: Remove all type definitions to gengtype.c; leave
17481 only definitions of options_p, type_p, and pair_p as opaque
17482 pointers. Update prototypes.
17483 * gengtype.c: Many type definitions moved here from gengtype.h.
17484 Consolidate type definitions at the top of the file.
17485 (xvasprintf): Delete.
17486 (xasprintf): Make static.
17487 (create_nested_pointer_option): Add 'next' parameter.
17488 (create_field_all, create_field_at): New functions.
17489 (create_field): Now a thin wrapper around create_field_all.
17490 (create_optional_field): Rename create_optional_field_ and add
17491 line argument. Original name is now a macro which supplies
17493 (oprintf): Use vsnprintf directly.
17494 (close_output_files): Use fatal rather than perror/exit.
17495 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17496 (main): Set progname. Don't use exit.
17497 * gengtype-yacc.y (struct_fields): Use create_field_at.
17498 (option, optionseqopt): Delete.
17499 (optionseq): Consolidate productions from option here so we
17500 can use the first argument to create_option.
17502 * gengtype-lex.l: Distinguish unions from structures in the
17503 token type. Don't call find_structure; return the tag as a string.
17504 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17505 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17506 string. Reorganize typedef_struct production accordingly.
17507 Use create_nested_ptr_option.
17508 * gengtype.c (create_nested_ptr_option): New function.
17509 * gengtype.h: Declare it.
17511 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17512 (string_type): Don't declare.
17513 (do_scalar_typedef): Declare.
17514 (create_scalar_type): Update prototype.
17515 * gengtype.c (string_type): Make static.
17516 (scalar_nonchar, scalar_char): New.
17517 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17518 (resolve_typedef): Use scalar_nonchar for error recovery.
17519 (create_scalar_type): Remove name_len field. Return scalar_char
17520 or scalar_nonchar as appropriate.
17521 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17522 to use string_type.
17523 (throughout): Use scalar_nonchar instead of calling
17524 create_scalar_type, whenever possible.
17525 (main): Initialize scalar_char and scalar_nonchar before calling
17527 * gengtype-lex.l: Adjust for removal of second argument to
17528 create_scalar_type. Use yylval.s instead of yylval.t when
17530 * gengtype-yacc.y: Type of SCALAR is string. Call
17531 create_scalar_type from type:SCALAR rule. Adjust for removal of
17532 second argument to create_scalar_type.
17534 * vec.h: Remove all #if IN_GENGTYPE blocks.
17535 Add comment saying that changes may require adjustments to gengtype.
17536 * gengtype.c: Don't include coretypes.h or tm.h.
17537 Add comment to inclusion of errors.h.
17538 (note_def_vec, note_def_vec_alloc): New functions.
17539 * gengtype.h: Declare new functions.
17540 * gengtype-lex.l: Don't include coretypes.h.
17541 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17543 (update_lineno): Remove unnecessary prototype.
17544 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17545 (VEC rule): Just return VEC_TOKEN.
17546 * gengtype-yacc.y (VEC_TOKEN): New token type.
17547 (type): Add a production for VEC(a,b).
17548 * Makefile.in: Update dependencies.
17550 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17551 typedefs that use the old PARAMS macro.
17553 * gengtype-lex.l: Remove all rules and states relating to yacc
17555 * gengtype-yacc.y: Similarly.
17556 * gengtype.c (note_yacc_type): Delete function.
17557 * gengtype.h: Update prototypes.
17559 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17561 * tree-pretty-print.c (dump_generic_node): Report precision of
17562 unnamed integer types.
17564 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17566 * ifcvt.c (noce_try_store_flag_constants): Don't check
17567 no_new_pseudos here.
17568 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17569 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17570 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17571 noce_try_sign_mask): Likewise.
17572 (if_convert): Check no_new_pseudos here.
17574 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17576 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17577 (noce_get_condition): Handle new then_else_reversed argument.
17578 (noce_init_if_info): Remove, fold into noce_find_if_block.
17579 (noce_process_if_block): Take a struct noce_if_info as the
17580 argument. Don't set up one based on ce_if_info. Update pointer
17581 references accordingly.
17582 (cond_move_process_if_block): Likewise.
17583 (process_if_block): Removed.
17584 (find_if_block): Removed. Move functionality two new functions,
17585 noce_find_if_block and cond_exec_find_if_block.
17586 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17587 blocks and the symmetric IF-ELSE-JOIN case.
17588 (cond_exec_find_if_block): Also new function mostly based on old
17589 find_if_block and process_if_block.
17590 (find_if_header): Replace find_if_block call with separately
17591 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17592 (find_cond_trap): Update noce_get_condition call.
17593 (dead_or_predicable): Likewise.
17595 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17597 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17599 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17600 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17601 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17602 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17603 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17604 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17605 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17606 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17607 __builtin_ia32_psrad128 builtins.
17609 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17611 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17612 * config/i386/constraints.md
17613 (define_constraint "I"): Use IN_RANGE macro.
17614 (define_constraint "J"): Ditto.
17615 (define_constraint "K"): Ditto.
17616 (define_constraint "M"): Ditto.
17617 (define_constraint "N"): Ditto.
17618 (define_constraint "O"): Ditto.
17619 * config/i386/predicates.md
17620 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17621 (define_predicate "const_0_to_3_operand"): Ditto.
17622 (define_predicate "const_0_to_7_operand"): Ditto.
17623 (define_predicate "const_0_to_15_operand"): Ditto.
17624 (define_predicate "const_0_to_63_operand"): Ditto.
17625 (define_predicate "const_0_to_255_operand"): Ditto.
17626 (define_predicate "const_1_to_31_operand"): Ditto.
17627 (define_predicate "const_2_to_3_operand"): Ditto.
17628 (define_predicate "const_4_to_7_operand"): Ditto.
17630 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17632 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17633 in SImode for save_world.
17634 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17637 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17639 PR tree-optimization/30784
17640 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17643 2007-03-25 Revital Eres <eres@il.ibm.com>
17645 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17646 Fold movement_possibility function into it.
17648 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17650 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17651 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17652 (call_indirect_nonlocal_darwin64): Same.
17653 (call_nonlocal_darwin64): Same.
17654 (call_value_indirect_nonlocal_darwin64): Same.
17655 (call_value_nonlocal_darwin64): Same.
17656 (sibcall_nonlocal_darwin64): Same.
17657 (sibcall_value_nonlocal_darwin64): Same.
17658 (sibcall_symbolic_64): Same.
17659 (sibcall_value_symbolic_64): Same.
17660 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17662 (rs6000_emit_load_toc_table): Same.
17663 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17664 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17666 (divss_call): Same.
17667 (divus_call): Same.
17668 (quoss_call): Same.
17669 (quous_call): Same.
17670 (load_toc_v4_pic_si): Same
17671 (load_toc_v4_PIC_1): Same.
17672 (load_toc_v4_PIC_1b): Same.
17673 (call_indirect_aix{32,64}): Same.
17674 (call_value_indirect_aix{32,64}): Same.
17676 (call_value): Same.
17677 (call_local{32,64}): Same.
17678 (call_value_local{32,64}): Same.
17679 (call_indirect_nonlocal_aix{32,64}): Same.
17680 (call_nonlocal_aix{32,64}): Same.
17681 (call_value_indirect_nonlocal_aix{32,64}): Same.
17682 (call_value_nonlocal_aix{32,64}): Same.
17683 (call_indirect_nonlocal_sysv<mode>): Same.
17684 (call_nonlocal_sysv<mode>): Same.
17685 (call_value_indirect_nonlocal_sysv<mode>): Same.
17686 (call_value_nonlocal_sysv<mode>): Same.
17688 (sibcall_local{32,64}): Same.
17689 (sibcall_value_local{32,64}): Same.
17690 (sibcall_nonlocal_aix{32,64}): Same.
17691 (sibcall_value_nonlocal_aix{32,64}): Same.
17692 (sibcall_nonlocal_sysv<mode>): Same.
17693 (sibcall_value): Same.
17694 (sibcall_value_nonlocal_sysv<mode>): Same.
17696 2007-03-24 Paul Brook <paul@codesourcery.com>
17698 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17699 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17701 2007-03-24 Richard Henderson <rth@redhat.com>
17703 * config/ia64/constraints.md: New file.
17704 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17705 satisfies_constraint_?.
17706 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17707 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17708 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17709 ia64_output_mi_thunk): Likewise.
17710 (ia64_const_ok_for_letter_p): Remove.
17711 (ia64_const_double_ok_for_letter_p): Remove.
17712 (ia64_extra_constraint): Remove.
17713 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17714 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17715 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17716 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17717 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17718 EXTRA_MEMORY_CONSTRAINT): Remove.
17719 * config/ia64/ia64.md: Include constriants.md. Replace
17720 CONST_OK_FOR_? with satisfies_constraint_?.
17722 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17723 H.J. Lu <hongjiu.lu@intel.com>
17725 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17727 (name macros): Use DPD_BID_NAME to convert names properly.
17729 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17730 decimal floating point format.
17731 (init_floating_libfuncs): Change decimal functions so that they
17732 have a "bid_" prefix if the decimal system uses the BID format,
17733 and "dpd_" prefix if the decimal system uses the DPD format.
17734 (init_interclass_conv_libfuncs): Ditto.
17735 (init_intraclass_conv_libfuncs): Ditto.
17737 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17738 using the BID format.
17740 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17741 whether we are using the BID decimal format.
17742 * configure: Regenerate.
17744 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17745 the compiler has decimal floating point enabled. Define
17746 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17749 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17750 using the BID format.
17752 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17753 whether we are using the BID decimal format.
17754 * configure: Regenerate.
17756 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17757 the compiler has decimal floating point enabled. Define
17758 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17761 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17762 options, and that it is enabled for i386/x86_64 systems.
17764 * Makefile.in (enable_decimal_float): New.
17766 (DECNUMINC): Add -I$(DECNUMFMT).
17767 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17768 to $(DECNUMFMT) from $(DECNUM).
17770 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17771 Substitute enable_decimal_float.
17772 * configure: Regenerated.
17775 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17778 * configure.ac: Enable decimal float for x86_64-*-linux*.
17779 * configure: Regenerated.
17782 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17783 decimal128ClearSign to flip and clear the sign bit in decimal128.
17784 (decimal_real_maxval): Set decimal128SetSign to set the sign
17787 2007-03-23 Ian Lance Taylor <iant@google.com>
17789 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17791 2007-03-23 Ian Lance Taylor <iant@google.com>
17793 * tree-dump.c (dump_files): Correct comment.
17795 2007-03-23 Ian Lance Taylor <iant@google.com>
17797 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17799 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17801 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17802 in cfglayout mode. Don't go into and out of cfglayout mode.
17803 Link the blocks in the order of the constructed traces.
17804 (rest_of_handle_tracer): Adjust call to tracer.
17805 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17806 Don't go into cfglayout mode.
17807 (rtl_loop_done): Don't go out of cfglayout mode.
17808 * cfglayout.c (relink_block_chain): New function, split out from...
17809 (fixup_reorder_chain): ...here. Remove redundant checking.
17810 (cfg_layout_finalize): Don't clear the header, footer, and aux
17811 fields here, move the code to do so to relink_block_chain. Likewise
17812 for free_original_copy_tables.
17813 * rtl.h (tracer): Update prototype.
17814 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17815 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17816 mode. Use relink_block_chain to serialize the CFG according to the
17817 new basic block order. Move targetm.cannot_modify_jumps_p check from
17819 (gate_handle_reorder_blocks): ...to here.
17820 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17822 (gate_duplicate_computed_gotos): ...to here.
17823 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17824 something always changes when going into and out of cfglayout mode.
17825 Perform an expensive cfg cleanup while going into cfglayout mode.
17826 Always update liveness information on HAVE_conditional_execution
17827 targets. Reserialize the basic blocks and go out of cfglayout mode.
17828 * reg-stack.c: Include cfglayout.h.
17829 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17830 the call to reorder_basic_blocks.
17831 * basic-block.h (reorder_basic_blocks): Update prototype.
17832 (relink_block_chain): New prototype.
17833 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17835 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17837 * config/mips/mips.md (type, hazard, *movdi_32bit,
17838 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17839 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17840 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17841 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17842 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17844 (movcc): Change first xfer to multi.
17845 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17846 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17847 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17848 config/mips/generic.md: Change reservations using "xfer" to use
17850 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17851 using match_operand.
17852 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17853 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17855 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17857 2007-03-22 Richard Henderson <rth@redhat.com>
17859 * config/i386/i386.c: Remove unnecessary function declarations.
17860 Move targetm definition, and all related macros, to the end of
17861 the file. Resort some functions to put definitions before uses.
17862 (ix86_attribute_table): Make static. Move to end of file.
17863 (ix86_gimplify_va_arg): Make static.
17865 2007-03-22 Richard Henderson <rth@redhat.com>
17867 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17868 don't increase local_regparm with force_align_arg_pointer check.
17869 (ix86_function_sseregparm): Assert 32-bit.
17870 (type_has_variadic_args_p): New.
17871 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17872 type_has_variadic_args_p.
17873 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17874 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17875 use memset instead. Do maybe_vaarg check first; skip attribute
17876 tests if true; skip attribute tests for 64-bit.
17877 (construct_container): Remove TARGET_DEBUG_ARG.
17878 (function_arg_advance_32, function_arg_advance_64): Split out ...
17879 (function_arg_advance): ... from here.
17880 (function_arg_32, function_arg_64): Split out ...
17881 (function_arg): ... from here.
17882 (ix86_pass_by_reference): Tidy.
17883 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17884 (function_value_32): New, from parts of ix86_function_value
17885 and ix86_value_regno.
17886 (function_value_64): New, from parts of ix86_function_value
17887 and ix86_libcall_value.
17888 (ix86_function_value_1): New.
17889 (ix86_function_value, ix86_libcall_value): Use it.
17890 (return_in_memory_32, return_in_memory_64): Split out ...
17891 (ix86_return_in_memory): ... from here.
17892 (ix86_struct_value_rtx): Skip for 64-bit.
17893 (ix86_libcall_value, ix86_value_regno): Remove.
17894 (setup_incoming_varargs_64): Split out ...
17895 (ix86_setup_incoming_varargs): ... from here.
17896 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17897 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17898 * config/i386/i386-protos.h (ix86_function_value): Remove.
17899 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17901 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17904 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17905 infinities not supported, otherwise emit warning if -Woverflow. On
17906 underflow, emit warning if -Woverflow.
17907 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17909 * real.h (real_from_string): Update declaration
17911 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17912 Richard Henderson <rth@redhat.com>
17914 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17915 * calls.c (compute_argument_block_size, expand_call,
17916 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17917 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17918 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17919 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17920 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17921 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17922 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17923 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17926 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17928 * c-incpath.c (add_sysroot_to_chain): New.
17929 (merge_include_chains): Add sysroot argument. Call
17930 add_sysroot_to_chain if sysrooted.
17931 (register_include_chains): Update call to merge_include_chains.
17932 * doc/cppopts.texi: Document use of '=' in include directory
17935 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17938 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17939 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17940 insn pattern using X87MODEF12 mode macro.
17942 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17944 * regmove.c (regmove_optimize): Use reg_mentioned_p
17945 instead of reg_overlap_mentioned_p for DST.
17947 2007-03-21 Mike Stump <mrs@apple.com>
17949 * c.opt: Fixup for Objective-C/C++.
17951 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17953 * explow.c (convert_memory_address): Fold memory reference when
17954 POINTERS_EXTEND_UNSIGNED < 0
17956 2007-03-21 Richard Henderson <rth@redhat.com>
17959 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17960 * config/i386/mmintrin.h (__m64): Likewise.
17961 * config/i386/xmmintrin.h (__m128): Likewise.
17963 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17965 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17966 (VXWORKS_OS_CPP_BUILTINS): Define.
17967 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17968 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17970 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17972 * rtl.h (constant_pool_reference_p): Delete.
17973 (find_constant_src): Declare.
17974 * rtlanal.c (find_constant_src): New function.
17975 * simplify-rtx.c (constant_pool_reference_p): Delete.
17976 * config/i386/i386.md: Use find_constant_src instead of
17977 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17979 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17981 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17982 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17984 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17986 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17987 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17988 (arm_elf_asm_constructor): Use it.
17989 (arm_elf_asm_destructor): New function.
17991 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17993 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17995 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17997 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17999 2007-03-19 Andrew Haley <aph@redhat.com>
18001 PR tree-optimization/31264
18002 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18003 VIEW_CONVERT_EXPRs.
18005 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18007 PR rtl-optimization/30907
18008 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18009 (fwprop_init): Always call loop_optimizer_initialize.
18010 (fwprop_done): Always call loop_optimizer_finalize.
18011 (fwprop): We always have loop info now.
18012 (gate_fwprop_addr): Remove.
18013 (pass_fwprop_addr): Use gate_fwprop as gate.
18015 PR rtl-optimization/30841
18016 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18017 df_chain_alloc): Call df_reorganize_refs unconditionally.
18018 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18019 refs_organized to refs_organized_size.
18020 (df_ref_create_structure): Use refs_organized_size instead of
18021 bitmap_size if refs had been organized, and keep refs_organized_size
18023 * df.h (struct df_ref_info): Change refs_organized to
18024 refs_organized_size.
18025 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18028 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18030 * except.c (output_function_exception_table): Do not reference the
18031 EH personality routine for functions that do not require an
18034 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18037 * c-typeck.c (convert_for_assignment): Call comptypes for
18038 RECORD_TYPE or UNION_TYPE.
18040 PR inline-asm/30505
18041 * reload1.c (reload): Do invalid ASM checking after
18042 cleanup_subreg_operands.
18044 2007-03-19 Jeff Law <law@redhat.com>
18046 * tree-cfg.c (find_taken_edge): Tighten conditions for
18047 optimizing computed gotos.
18049 2007-03-19 Michael Matz <matz@suse.de>
18051 * builtins.c (expand_builtin_sync_operation,
18052 expand_builtin_compare_and_swap,
18053 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18056 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18057 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18060 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18062 * doc/tm.texi: Add brackets around the return type of
18063 TARGET_SECONDARY_RELOAD.
18065 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18066 Richard Guenther <rguenther@suse.de>
18068 PR tree-optimization/31254
18069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18070 Use handled_component_p () where appropriate. Continue
18071 propagating into the rhs if we propagated into an INDIRECT_REF
18074 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18076 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18077 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18078 (xde, xdee): Mode attributes adjusted to support DFP modes.
18079 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18080 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18081 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18082 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18083 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18084 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18085 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18087 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18088 "movsf"): Insn definitions removed.
18089 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18090 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18091 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18093 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18094 "reload_in<mode>", "reload_out<mode>"): Expander added.
18095 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18098 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18100 * config/s390/s390.md: Only non-functional changes. Renamed
18101 FPR mode macro to BFP all over the file.
18103 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18105 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18106 (op_type attribute): RRF instruction type added.
18107 (fT0): New mode attribute.
18108 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18109 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18110 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18111 instruction no secondary memory is needed when moving DFmode values
18112 between GPRs and FPRs.
18114 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18116 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18117 inverted and documentation adjusted.
18118 ("mhard-dfp", "msoft-dfp"): New options.
18119 * config/s390/s390.c (s390_handle_arch_option): New architecture
18121 (override_options): Sanity checks for the new options added.
18122 * config.gcc: New architecture switch: z9-ec.
18123 * config/s390/s390.h (processor_flags): PF_DFP added.
18124 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18125 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18126 when the bit is NOT set so remove it from the defaults.
18128 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18130 * genemit.c (main): Print include statement for dfp.h.
18131 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18134 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18136 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18138 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18141 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18142 instead of PATTERN.
18144 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18146 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18147 attr_length_call, output_call, output_indirect_call): Cleanup
18148 formatting of targetm calls.
18150 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18152 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18154 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18156 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18157 reservation, bypass and anti-bypass descriptions for these
18158 instructions. Update move patterns.
18159 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18162 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18164 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18165 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18166 (get_initial_def_for_reduction): Likewise.
18168 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18170 Fix PR tree-optimization/29922
18171 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18172 (get_representative): Removed.
18173 (value_dies_in_block_x): Update for rvuse removal.
18174 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18175 (compute_antic_aux): Handle when PHI nodes appear in
18176 non-single-successors.
18177 (dump_bitmap_of_names): Removed.
18178 (compute_antic_safe): Renamed and removed rvuse calculation.
18179 Calculate only antic safe.
18180 (insert_into_preds_of_block): Remove assert.
18181 (execute_pre): Update for renamed functions.
18182 (defer_or_phi_translate_block): New function.
18184 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18186 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18187 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18189 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18190 Follow spelling conventions.
18192 * tree-data-ref.h: Remove the prototype for analyze_array.
18194 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18196 PR tree-optimization/31041
18197 * tree-vect-transform.c (get_initial_def_for_induction): Call
18198 force_gimple_operand.
18200 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18202 * ipa-type-escape.c (look_for_casts) : Revert code to use
18203 handled_component_p due to ada test a-numaux.adb.
18205 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18207 * final.c (final_scan_insn): Alter the condition of a
18208 conditional trap if we have nonstandard CC.
18210 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18212 * configure.ac: Remove excess quoting from asm line 0 test.
18213 * configure: Rebuilt.
18215 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18217 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18218 * c-common.c (convert_and_check): Move warning logic to...
18219 (warnings_for_convert_and_check): ...here. Define.
18220 * c-common.h (warnings_for_convert_and_check): Declare.
18222 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18224 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18225 (output_call): Likewise.
18227 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18229 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18231 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18233 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18235 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18237 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18238 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18240 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18242 PR tree-optimization/31183
18243 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18244 Use double_int instead of unsigned int for representing access_strides.
18245 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18247 2007-03-16 Richard Guenther <rguenther@suse.de>
18249 PR tree-optimization/31146
18250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18251 to allow recursion of forward_propagate_addr_expr.
18252 (forward_propagate_addr_into_variable_array_index): Likewise.
18253 (forward_propagate_addr_expr): Likewise.
18254 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18255 (forward_propagate_addr_expr_1): Recurse on simple copies
18256 instead of propagating into them. Do so for useless conversions
18258 (forward_propagate_addr_expr): Clean up unused statements after
18261 2007-03-16 Richard Guenther <rguenther@suse.de>
18263 * builtins.c (expand_builtin_cexpi): Use the right argument
18264 for the expansion via cexp.
18266 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18268 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18269 * configure: Rebuilt.
18271 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18274 * dwarf2out.c (force_type_die): Adjust comment.
18275 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18277 2007-03-15 DJ Delorie <dj@redhat.com>
18279 * config/frv/predicates.md (minmax_operator): Don't check operands
18282 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18284 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18285 Update constant estimates of number of iterations.
18286 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18287 argument renamed to "realistic".
18288 (compute_estimated_nb_iterations): Removed.
18289 (record_niter_bound): New function.
18290 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18291 call record_nonwrapping_iv with upper = false.
18292 (infer_loop_bounds_from_signedness): Pass upper argument to
18293 record_nonwrapping_iv.
18294 (estimate_numbers_of_iterations_loop): Do not call
18295 compute_estimated_nb_iterations. Record estimate based on profile
18296 information. Initialize the constant estimates of number of
18298 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18300 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18301 number of iterations is too small.
18302 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18303 (EST_NOT_AVAILABLE): Removed.
18304 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18305 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18308 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18310 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18311 Handle NE_EXPR guards.
18313 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18316 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18317 Set also -pedantic-errors by default for the preprocessor unless
18318 -fpermissive is given.
18320 2007-03-15 Richard Guenther <rguenther@suse.de>
18322 PR middle-end/29719
18323 PR middle-end/31161
18324 * builtins.c (expand_builtin_cexpi): As a fallback if we
18325 don't have builtins for sincos or cexp create a function
18326 declaration for cexp and expand to a call to that.
18327 (expand_builtin_int_roundingfn): Always fall
18328 back to floor/ceil and its variants even if they may be
18331 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18333 PR middle-end/31159
18334 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18335 jump tables, move the call to delete_dead_jumptables from here...
18336 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18337 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18338 don't allow merging of blocks that try_redirect_by_replacing_jump
18339 also does not handle when not optimizing.
18341 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18342 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18344 * config/i386/i386.md (x86_sahf_1): Correctly handle
18347 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18350 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18351 x86_64_general_operand as operand[2] predicate. Remove "iF"
18352 from operand constraints and use "e" constraint instead.
18353 (*subti3_1, *subti3_1 splitter): Ditto.
18354 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18355 operand[1] predicate.
18357 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18359 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18360 arrays, multiply the access strides by the size of the sub-array.
18361 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18363 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18365 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18366 the configured assembler supports the sahf mnemonic.
18367 * configure: Regenerate.
18368 * config.in: Regenerate.
18370 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18371 emit "sahf" or ".byte\t0x9e" as asm template.
18373 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18376 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18377 option to replace hard coded TARGET_xxx in md file.
18378 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18379 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18380 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18381 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18382 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18383 (X86_TUNE_NOT_VECTORMODE): Ditto.
18384 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18385 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18386 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18387 (TUNE_SLOW_IMUL_IMM8): Ditto.
18388 (TUNE_MOVE_M1_VIA_OR): Ditto.
18389 (TUNE_NOT_UNPAIRABLE): Ditto.
18390 (TUNE_NOT_VECTORMODE): Ditto.
18392 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18395 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18396 tuning options instead of hard coded TARGET_xxx.
18397 (fix ssemode peephole2's): Ditto.
18398 (imul peephole2's): Ditto.
18400 (movdi_or_rex64): Ditto.
18401 (move peephole2): Ditto.
18402 (not peephole2's): Ditto.
18404 2007-03-14 Dirk Mueller <dmueller@suse.de>
18406 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18407 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18408 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18410 * c-parser.c (c_parser_do_statement): Warn about empty body in
18411 do/while statement.
18412 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18413 * doc/invoke.texi (-Wempty-body): Update documentation.
18415 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18418 * c-common.h (warn_for_div_by_zero): Declare.
18419 * c-common.c (warn_for_div_by_zero): Define.
18420 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18423 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18425 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18426 to PREFIX and STANDARD_PREFIX.
18428 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18429 Phil Edwards <phil@codesourcery.com>
18431 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18432 (__gthread_once_t): Remove busy field for RTPs.
18433 (__GTHREAD_ONCE_INIT): Update accordingly.
18435 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18437 * doc/invoke.texi: Document VxWorks options.
18439 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18441 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18443 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18445 PR tree-optimization/30590
18446 * tree-nrv.c (tree_nrv): Check for the partial update of the
18449 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18451 * flags.h (flag_random_seed): Remove declaration, in favor of...
18452 * toplev.h (get_random_seed, set_random_seed): ... these.
18453 * tree.c (get_file_function_name): Use the former.
18454 * opts.c (common_handle_option): Use the latter.
18457 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18459 PR middle-end/31127
18460 * cse.c (cse_find_path): Do not bail out if a basic block that
18461 we already visited now becomes part of a path that starts at a
18462 different basic block. Just disallow this, to make sure we
18463 visit each basic block at most once.
18465 2007-03-13 Jan Hubicka <jh@suse.cz>
18467 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18468 attributes, when profile esitmate is present, calls with very low
18469 frequency are cold.
18471 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18473 PR tree-optimization/30730
18474 PR tree-optimization/26900
18475 * tree-ssa-loop-niter.c: Include gmp.h.
18476 (bounds): New type.
18477 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18478 split_to_var_and_offset, determine_value_range,
18479 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18480 bound_difference, bounds_add, bounds_negate,
18481 number_of_iterations_ne_max, dump_affine_iv): New functions.
18482 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18483 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18484 difference of initial and final value of control iv to validate
18486 (number_of_iterations_cond): Add loop parameter. Determine bounds
18487 on the difference of the extremes of the control iv. Add dumps.
18488 (expand_simple_operations): Handle phi nodes.
18489 (simplify_using_initial_conditions): Do not record used conditions.
18490 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18491 Do not set additional_info.
18492 (implies_nonnegative_p, implies_ge_p): Removed.
18493 (derive_constant_upper_bound): Do not use parameter `additional'.
18494 (record_estimate): Parameter `additional' removed. Parameter
18495 `i_bound' added. Do not call derive_constant_upper_bound.
18496 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18497 bound the number of iterations estimate.
18498 (estimate_numbers_of_iterations_loop): Pass the estimate from
18499 the number of iterations analysis to record_estimate.
18500 * tree.h (multiple_of_p): Declare.
18501 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18502 (scev_const_prop): Do not check expression_expensive_p.
18503 * fold-const.c (multiple_of_p): Exported.
18504 * double-int.c (double_int_mask): Exported.
18505 * double-int.h (double_int_mask): Declare.
18506 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18507 field. Added max field.
18509 2007-03-13 David Taylor <taylor@candd.org>
18512 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18515 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18518 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18519 two unamed patterns.
18521 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18523 * config/i386/i386.opt (mcx16, msahf): New options.
18524 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18525 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18527 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18528 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18529 Output -mcx16 and -msahf options when corresponding bit is set.
18531 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18532 and -msahf options.
18534 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18536 * configure.ac: Test for assembler tolerance to # 0 "".
18537 * configure, config.in: Rebuilt.
18538 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18540 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18542 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18544 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18545 (handle_syscall): Handle direct system calls.
18546 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18548 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18550 * doc/invoke.texi: Fix cpp.info cross-reference.
18551 * doc/passes.texi: Fix gcc.info cross-reference.
18553 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18555 PR tree-optimization/30835
18556 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18557 bb_for_stmt is not NULL before accessing it.
18559 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18561 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18564 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18567 * doc/install.texi: Document --enable-stage1-languages
18569 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18571 * tree-pass.h (pass_into_cfg_layout_mode,
18572 pass_outof_cfg_layout_mode): Declare.
18573 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18574 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18575 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18576 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18578 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18580 * c-decl.c (warn_variable_length_array): New function.
18581 Refactored from grokdeclarator to handle warn_vla
18582 and handle unnamed array case.
18583 (grokdeclarator): Refactored VLA warning case.
18584 * c.opt (Wvla): New flag.
18585 * doc/invoke.texi (Wvla): New warning.
18587 2007-03-12 Richard Henderson <rth@redhat.com>
18589 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18590 (TARGET_SECTION_TYPE_FLAGS): New.
18592 2007-03-12 Richard Henderson <rth@redhat.com>
18594 * config/darwin.c (machopic_reloc_rw_mask): New.
18595 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18596 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18598 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18600 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18601 * cppdefault.h (cpp_PREFIX): Document.
18602 (cpp_PREFIX_len): Likewise.
18603 (cpp_EXEC_PREFIX): New variable.
18604 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18605 * c-incpath.c (add_standard_paths): Correct logic for relocating
18606 paths within prefix.
18608 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18610 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18611 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18613 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18614 fix_truncdfdi_sse using SSEMODEF mode macro.
18615 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18616 fix_truncdfsi_sse using SSEMODEF mode macro.
18617 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18618 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18620 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18622 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18623 elfos.h to tm_file.
18625 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18627 * tree.h : Add multiple_of_p declaration.
18628 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18629 * ipa-type-escape.c (results_of_malloc): Redundant.
18630 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18631 (cast_type): Extended with new members.
18632 (check_cast): Returns cast_type.
18633 (cast): New structure for data of walk_use_def_chains.
18634 (is_malloc_result, is_cast_from_non_pointer_1,
18635 is_cast_from_non_pointer,
18636 is_array_access_through_pointer_and_index): New functions.
18637 (look_for_casts): Returns cast types.
18638 (check_call): Returns void.
18639 (okay_pointer_operation): Use support of pointer plus index,
18640 pointer plus constant and allow all multiplications.
18642 2007-03-11 Richard Guenther <rguenther@suse.de>
18644 PR tree-optimization/31115
18645 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18646 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18647 A shift count of zero is not special as with *_DIV_EXPR.
18648 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18651 2007-03-11 Ian Lance Taylor <iant@google.com>
18653 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18654 the *_DIV_EXPR codes correctly with overflow infinities.
18656 2007-03-11 Ira Rosen <irar@il.ibm.com>
18658 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18659 indicate success/failure of the analysis. Add negation to subtrahend
18660 in case of subtraction. Fail if both operands contain constants.
18661 (create_data_ref): Fail if analyze_offset fails.
18663 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.md (frndintxf2): Rename to ...
18666 (rintxf2): ... this. Remove expander having same name.
18667 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18668 (roundsf2, rounddf2): Ditto.
18669 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18670 (lround<mode>di2, lround<mode>si2): Ditto.
18672 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18674 * lower-subreg.c: Include except.h.
18675 (decompose_multiword_subregs): Verify that the only control flow
18676 insns we can split are loads to multi-words pseudos.
18677 Handle breaking such blocks after splitting, instead of calling
18678 find_many_sub_basic_blocks.
18680 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18681 on the new basic block. Add a lengthy comment explaining why we
18682 thought this was necessary.
18683 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18685 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18688 * tree.c (walk_type_fields): Recurse into the element type of
18689 ARRAY_TYPEs if there is a pointer set.
18691 2007-03-10 Dirk Mueller <dmueller@suse.de>
18693 * c-common.c (warn_logical_operator): Fix condition.
18695 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18697 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18699 * config/darwin.c (machopic_select_section): Remove superfluous
18700 argument in call to categorize_decl_for_section. Remove unused
18703 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18705 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18707 * configure: Regenerate.
18709 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18712 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18713 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18714 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18715 Add LABEL_NUSES to emitted label.
18716 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18717 branch probability value to emitted jump insn.
18718 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18719 Do not check life information and do not re-arrange input operands
18720 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18722 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18724 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18725 the change of decode_asm_operands.
18727 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18729 * mode-switching.c (create_pre_exit): Skip blockage insn.
18731 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18733 * tree-pass.h (TODO_update_smt_usage): Remove.
18735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18739 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18741 * pa.c (attr_length_call): Revise condition for long
18742 pc-relative branch.
18743 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18744 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18745 sequence on SOM target.
18747 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18749 * gcc.c: Document %{, in big comment at top.
18750 (input_suffix_matches): Remove special handling for .s and
18752 (input_spec_matches): New.
18753 (handle_braces): Handle %{,.
18754 (validate_switches): ',' indicates a value which is not a switch.
18755 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18756 to detect assembler input.
18757 * config/i386/sol2.h (CPP_SPEC): Likewise.
18758 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18759 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18760 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18761 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18762 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18763 -m64 causes deployment target to default to 10.5.
18764 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18766 2007-03-09 Richard Henderson <rth@redhat.com>
18769 * target.h (targetm.asm.out.reloc_rw_mask): New.
18770 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18771 (TARGET_ASM_OUT): Use it.
18772 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18773 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18774 use the new reloc_rw_mask target hook instead.
18775 (default_section_type_flags_1): Merge into...
18776 (default_section_type_flags): ... here.
18777 (decl_readonly_section_1): Merge into...
18778 (decl_readonly_section): ... here.
18779 (default_elf_select_section_1): Merge into...
18780 (default_elf_select_section): ... here.
18781 (default_unique_section_1): Merge into...
18782 (default_unique_section): ... here.
18783 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18784 (default_select_rtx_section): Use it.
18785 (default_elf_select_rtx_section): Likewise.
18786 * output.h: Update to match.
18787 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18788 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18789 (TARGET_ASM_RELOC_RW_MASK): New.
18790 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18791 to categorize_decl_for_section.
18792 (x86_64_elf_unique_section): Likewise.
18793 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18794 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18795 (TARGET_ASM_RELOC_RW_MASK): New.
18796 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18797 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18798 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18799 (TARGET_RWRELOC): Remove.
18800 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18801 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18802 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18803 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18804 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18805 (rs6000_xcoff_select_section): Use decl_readonly_section.
18806 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18807 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18808 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18809 (TARGET_SECTION_TYPE_FLAGS): Remove.
18810 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18812 2007-03-09 Roger Sayle <roger@eyesopen.com>
18814 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18815 complex constant equality/inequality comparisons for here.
18816 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18817 known at compile-time or can be simplified to a scalar comparison.
18818 (fold_relational_const): Move compile-time evaluation of complex
18819 constant equality/inequality comparisons to here.
18821 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18823 PR rtl-optimization/30643
18824 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18826 (fold_rtx): Recurse, like before 2006-11-03.
18828 2007-03-09 DJ Delorie <dj@redhat.com>
18830 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18833 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18835 PR tree-optimization/30375
18836 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18837 LHS of statements is not the same.
18838 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18840 2007-03-09 Chao-ying Fu <fu@mips.com>
18842 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18844 * doc/invoke.texi (-mdspr2): Document new option.
18845 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18846 New unspec for DSP REV 2.
18847 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18848 these instructions are extended in DSP REV 2.
18849 (mips-dspr2.md): Include.
18850 * config/mips/mips.opt (mdspr2): New option.
18851 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18852 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18853 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18854 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18855 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18856 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18857 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18859 (bdesc_map): Add one field of unsupported_target_flags.
18860 (bdesc_arrays): Update entries to have extra fields. Add
18862 (mips_init_builtins): Initialize new function types.
18863 Check unsupported_target_fileds to filter out builtins.
18864 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18866 (ASM_SPEC): Pass mdspr2 to the assembler.
18867 * config/mips/mips-dspr2.md: New file.
18869 2007-03-09 Sa Liu <saliu@de.ibm.com>
18871 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18873 2007-03-09 Ian Lance Taylor <iant@google.com>
18875 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18876 argument) like -Wstrict-overflow=2.
18877 * doc/invoke.texi (Warning Options): Update documentation.
18879 2007-03-09 Dirk Mueller <dmueller@suse.de>
18882 * doc/invoke.texi (-Wlogical-op): Document.
18883 * common.opt (-Wlogical-op): New.
18884 * c-common.h (warn_logical_operator): Declare.
18885 * c-common.c (warn_logical_operator): Define.
18886 * c-typeck.c (parser_build_binary_op): Call
18887 warn_logical_operator.
18889 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18891 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18892 * final.c (final_scan_insn): Test for non-"" file name.
18894 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18896 * doc/loop.texi: Document the Omega linear constraints solver.
18897 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18898 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18899 omega-hash-table-size, omega-max-keys, and
18900 omega-eliminate-redundant-constraints.
18901 * tree-pass.h (pass_check_data_deps): Declared.
18904 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18905 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18906 pass_check_data_deps): New.
18907 * tree-data-ref.c (init_data_ref): Remove declaration.
18908 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18909 (analyze_array): Renamed init_array_ref, move up initializations.
18910 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18911 Removed arguments that are set to NULL.
18912 (analyze_indirect_ref): Correct indentation, correct call to
18914 (object_analysis): Call init_array_ref instead of analyze_array.
18915 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18916 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18917 of DR_ACCESS_FNS_ADDR.
18918 (init_omega_eq_with_af, omega_extract_distance_vectors,
18919 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18920 ddr_consistent_p): New.
18921 (compute_affine_dependence): Check consistency of ddrs when
18922 flag_check_data_deps is passed.
18923 (analyze_all_data_dependences): Uncomment.
18924 (tree_check_data_deps): New.
18925 * tree-data-ref.h: Include omega.h.
18926 (DR_ACCESS_FNS_ADDR): Removed.
18927 (data_dependence_relation): Add inner_loop.
18928 (DDR_INNER_LOOP): New.
18929 * common.opt (fcheck-data-deps): New.
18930 * tree-flow.h (tree_check_data_deps): Declare.
18931 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18932 (OBJS-common): Depend on omega.o.
18934 * passes.c (pass_check_data_deps): Scheduled.
18935 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18936 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18937 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18938 PARAM_VECT_MAX_VERSION_CHECKS,
18939 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18941 2007-03-09 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/30904
18944 PR middle-end/31058
18945 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18946 the same way as *_DIV_EXPR.
18948 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18950 * recog.c (decode_asm_operands): No mixed declarations and code.
18952 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18954 * rtl.def (ASM_INPUT): Add location.
18955 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18956 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18957 (decode_asm_operands): Add loc operand.
18958 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18959 * stmt.c (expand_asm): Rename to...
18960 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18961 gen_rtx_ASM_INPUT_loc.
18962 (expand_asm_expr): Adjust.
18963 * recog.c (decode_asm_operands): Add loc operand.
18964 (check_asm_operands, extract_insn): Adjust.
18965 * reload1.c (maybe_fix_stack_asms): Likewise.
18966 * final.c (asm_insn_count): Likewise.
18967 (final_scan_insn): Output # line before and after asm.
18969 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18971 * tree-ssa-structalias.c (variable_info): Remove
18973 (new_var_info): Ditto.
18974 (shared_bitmap_info_t): New structure.
18975 (shared_bitmap_table): New variable.
18976 (shared_bitmap_hash): New function.
18977 (shared_bitmap_eq): Ditto
18978 (shared_bitmap_lookup): Ditto.
18979 (shared_bitmap_add): Ditto.
18980 (merge_smts_into): Change to take bitmap directly.
18981 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18982 (init_alias_vars): Init shared bitmap hashtable.
18983 (delete_points_to_sets): Delete shared bitmap hashtable.
18984 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18985 is_aliased removal as a change that was still necessary was
18988 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18990 * config/i386/i386.h (override_options): Conditionally disable
18991 x86_sahf for 64bit targets only.
18993 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18996 * c-decl.c (merge_decls): Don't call make_var_volatile.
18997 * varasm.c (make_var_volatile): Remove.
18998 * output.h (make_var_volatile): Remove.
19000 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19002 PR tree-optimization/31085
19003 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19005 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19007 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19008 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19009 ATTR_CONST_NOTHROW_LIST.
19011 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19014 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19016 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19018 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19021 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19023 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19024 passed, use shared libgcc.
19026 2007-03-08 Roger Sayle <roger@eyesopen.com>
19028 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19029 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19030 (honor_protect_cleanup_actions, lower_try_finally_switch):
19032 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19033 ifc_temp_var): Likewise.
19034 * tree-inline.c (setup_one_parameter): Likewise.
19035 * tree-mudflap.c (mf_decl_cache_locals,
19036 mf_build_check_statement_for): Likewise.
19037 * tree-nested.c (init_tmp_var, save_tmp_var,
19038 finalize_nesting_tree_1): Likewise.
19039 * tree-outof-ssa.c (insert_copy_on_edge,
19040 insert_backedge_copies): Likewise.
19041 * tree-profile.c (tree_gen_edge_profiler,
19042 tree_gen_ic_profiler): Likewise.
19043 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19044 * tree-sra.c (sra_build_assignment): Likewise.
19045 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19046 * tree-ssa-math-opts.c (insert_reciprocals,
19047 execute_cse_sincos_1): Likewise.
19048 * tree-tailcall.c (adjust_accumulator_values,
19049 adjust_return_value): Likewise.
19050 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19051 * tree-vect-transform.c (vect_create_data_ref_ptr,
19052 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19053 vect_create_epilog_for_reduction, vectorizable_reduction,
19054 vectorizable_call, vectorizable_conversion,
19055 vectorizable_assignment, vectorizable_operation,
19056 vectorizable_type_demotion, vect_gen_widened_results_half,
19057 vect_permute_store_chain, vectorizable_store,
19058 vect_setup_realignment, vect_permute_load_chain,
19059 vectorizable_load, vectorizable_condition,
19060 vect_create_cond_for_align_checks): Likewise.
19061 * tree-vrp.c (build_assert_expr_for): Likewise.
19063 2007-03-08 Ian Lance Taylor <iant@google.com>
19065 * tree-vrp.c: Include "intl.h".
19066 (usable_range_p): New static function.
19067 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19068 overflowed values, juts set *strict_overflow_p.
19069 (compare_values): Only return -2 if one of the operands is not a
19071 (compare_ranges): Call usable_range_p.
19072 (compare_range_with_value): Likewise.
19073 (vrp_evaluate_conditional_warnv): Rename from
19074 vrp_evaluate_conditional. Make static. Change all callers.
19075 (vrp_evaluate_conditional): New function.
19076 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19077 on signed overflow.
19078 (simplify_abs_using_ranges): Likewise.
19079 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19080 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19081 within_stmt parameter.
19082 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19083 vrp_evaluate_conditional.
19084 * tree-ssa-threadedge.c
19085 (record_temporary_equivalences_from_stmts_at_dest): Change
19086 simplify parameter to take a second tree parameter.
19087 (simplify_control_stmt_condition): Likewise.
19088 (thread_across_edge): Likewise.
19089 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19090 (thread_across_edge): Likewise.
19091 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19093 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19095 * config/i386/i386.h (TARGET_SAHF): New define.
19096 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19097 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19098 (x86_sahf): New global variable.
19099 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19100 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19101 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19102 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19104 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19105 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19106 when expanding fcomi/sahf based tests.
19107 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19108 expanding sahf based alternative. Emit sahf based sequence when
19109 optimizing for code size.
19110 * config/i386/i386.md (x86_sahf_1): Do not disable for
19111 TARGET_64BIT, enable for TARGET_SAHF.
19113 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19115 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19116 spurious whitespace from error message.
19118 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19121 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19123 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19125 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19127 * tree-sra.c (instantiate_element): Propagate disabled warnings
19128 from the element itself to the created variable.
19130 2007-03-07 Richard Henderson <rth@redhat.com>
19133 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19134 silently fix up the stack in the case of a missing register.
19136 2007-03-07 Paul Brook <paul@codesourcery.com>
19138 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19140 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19142 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19144 (phase1_vrs): Use them.
19145 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19146 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19147 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19148 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19149 __gnu_Unwind_Restore_WMMXC if required.
19150 (_Unwind_VRS_Pop): Implement iWMMXt support.
19151 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19152 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19153 gnu_Unwind_Save_WMMXC): Define.
19155 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19157 * config/vxworks.h (vxworks_override_options): Declare.
19158 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19159 * config/vxworks.c: Include target.h and toplev.h.
19160 (vxworks_override_options): New function.
19161 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19163 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19165 * config/s390/s390.c (override_options): Don't emit an error when
19166 -mstack-size is used without providing -mstack-guard.
19167 (s390_emit_prologue): Choose stack_guard value automatically if not
19168 provided via command line.
19169 * doc/invoke.texi: Adjust description of -mstack-guard and
19172 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19174 * config/i386/i386.c (output_set_got): Add a GOT initialization
19175 sequence for VxWorks PIC.
19176 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19177 around labels as well as symbols. Use gotoff_operand instead
19178 of local_symbolic_operand.
19179 (legitimize_pic_address): Use gotoff_operand instead of
19180 local_symbolic_operand. Use @GOT accesses for labels as
19182 (ix86_output_addr_diff_elt): Use PC-relative rather than
19183 GP-relative offsets for VxWorks PIC.
19184 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19185 no_new_pseudos. Check whether the returned register is op0.
19186 * config/i386/i386.md (tablejump): Use PC-relative rather than
19187 GP-relative offsets for VxWorks PIC.
19188 * config/i386/predicates.md (gotoff_operand): New predicate.
19190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19192 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19194 * config/vxworks-dummy.h: New file.
19195 * config/i386/i386.h: Include it.
19197 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19199 * dwarf2out.c (is_inlined_entry_point): New
19200 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19201 DW_AT_ranges if the first subblock is the entry point.
19203 2007-03-06 David Daney <ddaney@avtrex.com>
19205 * doc/install.texi (mips-*-*): Change recommended binutils
19208 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19210 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19211 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19216 2007-03-06 Jan Hubicka <jh@suse.cz>
19218 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19219 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19221 (probably_cold_bb_p): Cold functions are cold.
19222 (probably_never_executed_bb_p): Cold functions are cold.
19223 (tree_bb_level_predictions): Predict calls to cold functions as not
19225 (compute_function_frequency): Check hot/cold attributes.
19226 * function.h (function_frequency): Update comments.
19227 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19228 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19229 (c_common_att): Add cold and hot.
19231 * doc/extend.texi (hot,cold attributes): Document.
19233 2007-03-06 Andrew Haley <aph@redhat.com>
19235 * function.c (expand_function_end): Move blockage to just after we
19236 emit the label for the naked return from the function.
19238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19240 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19243 2007-03-06 Jan Hubicka <jh@suse.cz>
19245 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19246 loaded for constant large models. Non-large 64bit PIC can do.
19247 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19248 * cmodel.h: Add LARGE PIC.
19249 * i386.md (UNSPEC_PLTOFF): New.
19250 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19252 (*call_1_rex64): Disable for large models.
19253 (*call_1_rex64_large): New.
19254 (*call_value_1_rex64): Disable for large models.
19255 (*call_value_1_rex64_large): New.
19256 (set_rip_rex4): New.
19257 (set_got_offset_rex64): New.
19258 * predicates.md (constant_call_address_operand): For large model
19259 constant calls are not possible.
19260 * i386-protos.h (construct_plt_address): Declare.
19261 * i386.c (override_options): Accept large models.
19262 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19263 (legitimate_constant_p): Add new UNSPECs.
19264 (legitimate_pic_operand_p): Likewise.
19265 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19266 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19268 (output_pic_addr_const): Add PLTOFF.
19269 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19270 (ix86_expand_move): Legitimize pic address when in PIC mode.
19271 (construct_plt_address): New function.
19272 (ix86_expand_call): Offload the address to register and use GOT
19273 pointer for large model.
19274 * invoke.texi (mcmodel=large): Update documentation.
19276 2007-03-06 Richard Henderson <rth@redhat.com>
19278 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19279 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19280 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19281 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19282 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19283 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19284 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19285 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19286 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19287 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19288 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19289 x86_prologue_using_move, x86_epilogue_using_move, 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_use_incdec,
19293 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19294 x86_schedule, x86_use_bt, x86_pad_returns,
19295 x86_use_xchgb): Merge into ...
19296 (ix86_tune_features): ... here. New array.
19297 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19298 x86_bswap): Merge into ...
19299 (ix86_arch_features): ... here. New array.
19300 (x86_3dnow_a): Remove.
19301 (x86_accumulate_outgoing_args): Make static.
19302 (x86_arch_always_fancy_math_387): Make static.
19303 (ix86_tune_mask, ix86_arch_mask): Move ...
19304 (override_options): ... to local variables here. Apply the
19305 appropriate mask to each element of ix86_arch_features and
19306 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19307 as were done in the old macros.
19308 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19309 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19310 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19311 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19312 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19313 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19314 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19315 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19316 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19317 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19318 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19319 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19320 x86_accumulate_outgoing_args, x86_prologue_using_move,
19321 x86_epilogue_using_move, x86_decompose_lea,
19322 x86_arch_always_fancy_math_387, x86_shift1,
19323 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19324 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19325 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19326 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19327 x86_use_incdec, x86_pad_returns, x86_bswap,
19328 x86_partial_flag_reg_stall): Remove.
19329 (enum ix86_tune_indices): New.
19330 (ix86_tune_features): New.
19331 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19332 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19333 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19334 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19335 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19336 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19337 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19338 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19339 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19340 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19341 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19342 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19343 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19344 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19345 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19346 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19347 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19348 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19349 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19350 TARGET_EXT_80387_CONSTANTS): Use it.
19351 (enum ix86_arch_indices): New.
19352 (ix86_arch_features): New.
19353 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19354 TARGET_BSWAP): Use it.
19355 (ix86_tune_mask, ix86_arch_mask): Remove.
19357 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19360 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19361 Define using $${sysroot_headers_suffix}.
19362 * configure: Regenerate.
19363 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19364 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19366 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19367 * gcc.c (print_sysroot_headers_suffix): New.
19368 (option_map): Include --print-sysroot-headers-suffix.
19369 (display_help): Mention -print-sysroot-headers-suffix.
19370 (process_command): Handle -print-sysroot-headers-suffix.
19371 (do_spec_1): Append multilib directory to include-fixed path if
19372 sysroot suffixes in use.
19373 (main): Handle -print-sysroot-headers-suffix.
19374 * Makefile.in (start.encap): Don't depend on xlimits.h
19375 (xlimits.h): Remove.
19376 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19377 limits.h for each multilib in fixinc_list.
19378 (fixinc_list, s-fixinc_list): New.
19379 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19380 generate them for each multilib in fixinc_list.
19381 (stmp-fixproto): Use include-fixed. Run fixproto for each
19382 multilib in fixinc_list.
19383 (mostlyclean): Don't remove xlimits.h.
19384 (clean): Remove include-fixed.
19385 (real-install-headers-tar, real-install-headers-cpio,
19386 real-install-headers-cp): Don't copy include, only include-fixed.
19387 (install-mkheaders): Depend on fixinc_list. Don't depend on
19388 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19389 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19390 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19392 2007-03-06 Jan Hubicka <jh@suse.cz>
19394 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19397 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19399 * configure.ac: Allow tm_file to contain build-directory files.
19400 * configure: Regenerate.
19401 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19402 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19403 * config/m68k/print-sysroot-suffix.sh: New file.
19405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19407 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19408 of pic_offset_table_rtx if reload_completed.
19409 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19410 PIC_OFFSET_TABLE_REGNUM.
19411 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19413 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19414 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19418 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19419 functions that call eh_return.
19421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19423 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19424 functions that need a constant pool.
19426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19429 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19430 (m68k_preferred_reload_class): Likewise.
19431 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19432 (SECONDARY_RELOAD_CLASS): Define.
19433 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19434 (LIMIT_RELOAD_CLASS): Delete.
19435 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19436 registers from storing bytes.
19437 (m68k_secondary_reload_class): New function.
19438 (m68k_preferred_reload_class): Likewise.
19440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19442 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19444 (m68k_expand_prologue): Likewise.
19446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19448 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19449 (mips_expand_epilogue): Add a bool parameter.
19450 (m68k_legitimize_sibcall_address): Declare.
19451 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19452 (m68k_expand_epilogue): Add a parameter to select between sibling
19453 and normal epilogues. Only generate a return for the latter.
19454 (m68k_ok_for_sibcall_p): New function.
19455 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19456 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19457 (sibcall_value, *sibcall_value): Likewise.
19458 (*call, *call_value): Require !SIBLING_CALL_P.
19459 (epilogue): Update call to m68k_expand_epilogue.
19460 (sibcall_epilogue): New pattern.
19461 * config/m68k/predicates.md (const_call_operand): Say that this
19462 predicate applies to sibling calls too.
19463 (sibcall_operand): New predicate.
19465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19467 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19468 alternatives as movsi_cf.
19469 (movsf_cf_hard): Add commentary.
19471 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19472 Richard Sandiford <richard@codesourcery.com>
19474 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19475 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19476 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19477 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19478 as being live on exit from an interrupt function.
19479 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19480 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19481 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19482 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19483 (m68k_interrupt_function_p): Globalize.
19484 (m68k_compute_frame_layout): Remove reverse mask code.
19485 (m68k_emit_movem, m68k_set_frame_related): New functions.
19486 (m68k_output_function_prologue): Delete in favor of...
19487 (m68k_expand_prologue): ...this new function.
19488 (m68k_output_function_epilogue): Delete in favor of...
19489 (m68k_expand_epilogue): ...this new function.
19490 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19492 (print_operand): Handle %?.
19493 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19494 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19495 (prologue, epilogue): New patterns.
19496 (return): Turn into a define_expand.
19497 (*return): New pattern, derived from old "return" pattern. Use rte
19498 rather than rts for interrupt functions. Only use rtd if the pop
19500 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19501 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19502 (link, *link, unlink, *unlink, load_got): Likewise.
19504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19508 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19509 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19510 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19511 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19512 and m68k_matches_u_p.
19513 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19514 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19515 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19516 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19517 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19518 (REG_STRICT_P): New macro.
19519 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19520 PCREL_GENERAL_OPERAND_OK.
19521 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19522 m68k_legitimate_base_reg_p.
19523 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19524 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19525 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19526 * config/m68k/m68k.c (m68k_address): New structure.
19527 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19528 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19529 (m68k_jump_table_ref_p, m68k_decompose_address)
19530 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19531 (m68k_matches_u_p): New functions.
19532 (print_operand_address): Rewrite to use m68k_decompose_index.
19534 2007-03-05 David Taylor <dtaylor@emc.com>
19536 * gcc.c: Correct copyright date in --version output.
19538 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19540 * pa.md: In unamed move patterns, disparge copies between general
19541 and floating point registers using '?' modifier. Don't include 'f'
19542 constraint for register preferences in DImode, SImode, HImode and
19543 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19544 Remove constraints for copies between general and floating registers
19545 in soft-float DFmode pattern.
19546 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19550 2007-03-05 Mike Stump <mrs@apple.com>
19552 * c-common.c (targetcm): Add.
19553 * c-opts.c (c_common_handle_option): Handle language specific
19555 * opts.c (handle_option): Verify language for target options, if
19557 * opth-gen.awk: Add CL_LANG_ALL.
19558 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19559 (TARGETCM_INITIALIZER): Add.
19560 * target.h (struct gcc_targetcm): Add.
19562 * targhooks.c (default_handle_c_option): Add.
19563 * targhooks.h (default_handle_c_option): Add.
19564 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19566 * config/darwin.opt (iframework): Add.
19567 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19568 * config/darwin-c.c (handle_c_option): Add.
19569 (TARGET_HANDLE_C_OPTION): Add.
19571 * doc/invoke.texi (Darwin Options): Add -iframework.
19573 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19575 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19578 2007-03-05 Ian Lance Taylor <iant@google.com>
19580 * c.opt (fgnu89-inline): New option.
19581 * c-opts.c (c_common_post_options): Set default value for
19583 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19584 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19586 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19587 (grokdeclarator, start_function): Likewise.
19588 * c-cppbuiltin.c (c_cpp_builtins): Define either
19589 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19590 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19591 (C Dialect Options): Document -fgnu89-inline.
19592 * doc/extend.texi (Function Attributes): Explain what the
19593 gnu_inline attribute does.
19594 * doc/cpp.texi (Common Predefined Macros): Document
19595 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19597 2007-03-05 Ian Lance Taylor <iant@google.com>
19599 PR tree-optimization/31034
19600 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19601 half-range if the other side is an overflow infinity.
19603 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19605 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19606 (bfin*-linux-uclibc*): New configuration.
19607 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19609 * config/bfin/linux.h: New file.
19610 * config/bfin/libgcc-bfin.ver: New file.
19611 * config/bfin/t-bfin-uclinux: New file.
19612 * config/bfin/t-bfin-linux: New file.
19613 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19614 (TARGET_OS_CPP_BUILTINS): New macro.
19616 2007-03-05 Richard Guenther <rguenther@suse.de>
19618 * fold-const.c (fold_binary): Remove duplicate folding
19619 of comparison of non-null ADDR_EXPR against null.
19621 2007-03-05 Richard Guenther <rguenther@suse.de>
19622 Dorit Nuzman <dorit@il.ibm.com>
19624 PR tree-optimization/26420
19625 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19626 are no loops in the function. Only print the number of
19627 vectorized loops if it is greater than zero or we are supposed
19628 to print information about unvectorized loops.
19630 2007-03-05 Revital Eres <eres@il.ibm.com>
19632 * gcc.dg/var-expand1.c: New test.
19633 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19634 when an accumulator is expanded.
19636 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19639 * c-common.c (convert_and_check): Don't give warnings for
19640 conversion if 'expr' already overflowed.
19642 2007-03-04 Roger Sayle <roger@eyesopen.com>
19644 PR middle-end/30744
19645 * fold-const.c (fold_comparison): Enforce type consistency when
19646 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19648 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19650 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19651 containing a cast to the base of TARGET_MEM_REF.
19653 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19655 * tree.c (tree_contains_struct_check_failed): Remove spurious
19656 whitespace from error message.
19658 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19661 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19662 instead of precision.
19664 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19665 Nathan Sidwell <nathan@codesourcery.com>
19667 * emit-rtl.c (find_auto_inc): New.
19668 (try_split): recreate REG_INC notes,
19669 Use regular for loops rather than whiles.
19671 2007-03-03 Andreas Schwab <schwab@suse.de>
19673 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19674 * configure: Regenerate.
19676 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19678 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19679 flag_rounding_math, not flag_unsafe_math_optimizations.
19681 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19683 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19684 alpha_fold_vector_minmax): Likewise.
19685 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19688 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19690 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19691 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19692 if the lhs has side-effects.
19693 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19695 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.h (TUNEMASK): Remove define.
19698 (ARCHMASK): Remove define.
19699 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19700 Use ix86_arch_mask variable instead of ARCHMASK.
19701 * config/i386/i386.c (override_options): Ditto.
19702 (standard_80387_constant_p): Ditto.
19704 2007-03-02 Ian Lance Taylor <iant@google.com>
19706 Used signed infinities in VRP.
19707 * tree-vrp.c (uses_overflow_infinity): New static function.
19708 (supports_overflow_infinity): New static function.
19709 (make_overflow_infinity): New static function.
19710 (negative_overflow_infinity): New static function.
19711 (positive_overflow_infinity): New static function.
19712 (is_negative_overflow_infinity): New static function.
19713 (is_positive_overflow_infinity): New static function.
19714 (is_overflow_infinity): New static function.
19715 (overflow_infinity_range_p): New static function.
19716 (compare_values_warnv): New function split out of compare_values.
19717 (compare_value): Call it.
19718 (set_value_range_to_nonnegative): Add overflow_infinity
19719 parameter. Change caller.
19720 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19722 (vrp_expr_computes_nonzero): Likewise.
19723 (compare_ranges, compare_range_with_value): Likewise.
19724 (compare_name_with_value, compare_names): Likewise.
19725 (vrp_evaluate_conditional): Likewise.
19726 (set_value_range): Handle infinity
19727 (vrp_operand_equal_p, operand_less_p): Likewise.
19728 (extract_range_from_assert): Likewise.
19729 (vrp_int_const_binop): Likewise.
19730 (extract_range_from_binary_expr): Likewise.
19731 (extract_range_from_unary_expr): Likewise.
19732 (extract_range_from_comparison): Likewise.
19733 (extract_range_from_expr): Likewise.
19734 (dump_value_range): Likewise.
19735 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19736 (test_for_singularity): Likewise.
19737 (vrp_int_const_binop): Remove inline qualifier.
19738 (adjust_range_with_scev): Add comment.
19739 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19741 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19743 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19744 (get_constraint_for): Likewise.
19745 (do_structure_copy): Likewise.
19746 (find_func_aliases): Fix references to MODIFY_EXPR.
19747 (intra_create_variable_infos): Tidy.
19748 * tree-ssa-operands.c (add_virtual_operand): Add argument
19750 When adding members of alias sets, if IS_CALL_SITE is true and
19751 the symbol is not call-clobbered, skip it.
19752 Adjust all callers.
19754 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19756 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19757 entry by means of emit_insn_at_entry.
19759 2007-03-02 Richard Henderson <rth@redhat.com>
19761 * expr.h (promoted_input_arg): Remove decl.
19762 * function.c (promoted_input_arg): Merge into ...
19763 * combine.c (setup_incoming_promotions): ... only caller.
19764 Rearrange to avoid double loop.
19766 2007-03-02 Ben Elliston <bje@au.ibm.com>
19767 Peter Bergner <bergner@vnet.ibm.com>
19768 Janis Johnson <janis187@us.ibm.com>
19770 * config/rs6000/dfp.md: New file.
19771 * config/rs6000/rs6000.md: Include dfp.md.
19772 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19773 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19774 and TDmode decimal float modes in FP registers.
19775 (num_insns_constant): Likewise.
19776 (rs6000_legitimate_offset_address_p): Likewise.
19777 (rs6000_legitimize_address): Likewise.
19778 (rs6000_legitimize_reload_address): Likewise.
19779 (rs6000_legitimate_address): Likewise.
19780 (rs6000_emit_move): Likewise.
19781 (function_arg_boundary): Likewise.
19782 (function_arg_advance): Likewise.
19783 (rs6000_darwin64_record_arg_recurse): Likewise.
19784 (function_arg): Likewise.
19785 (rs6000_gimplify_va_arg): Likewise.
19786 (rs6000_split_multireg_move): Likewise.
19787 (rs6000_output_function_epilogue): Likewise.
19788 (rs6000_output_function_epilogue): Likewise.
19789 (rs6000_register_move_cost): Likewise.
19790 (rs6000_function_value): Likewise.
19791 (rs6000_libcall_value): Likewise.
19793 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19795 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19797 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19799 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19800 Use $MULTIDIR to choose between the kernel and RTP headers,
19801 and use $WIND_BASE and $WIND_USR to locate them.
19803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19805 * config/i386/i386.c (override_options): Put initialization of
19806 ix86_tune_mask and ix86_arch_mask to the correct place.
19808 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19809 Michael Meissner <michael.meissner@amd.com>
19812 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19813 (ARCHMASK): Define.
19814 (TARGET_CMOVE): Use ARCHMASK.
19815 (TARGET_CMPXCHG): Ditto.
19816 (TARGET_CMPXCHG8B): Ditto.
19817 (TARGET_XADD): Ditto.
19818 (TARGET_BSWAP): Ditto.
19819 * config/i386/i386.c (ix86_tune_mask): New global variable.
19820 (ix86_arch_mask): Ditto.
19821 (override_options): Initialize ix86_tune_mask and
19822 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19825 2007-03-02 Ben Elliston <bje@au.ibm.com>
19828 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19830 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19832 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19833 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19834 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19835 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19837 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19838 rs6000_init_dwarf_reg_sizes_extra): New.
19839 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19840 SPE register high parts.
19842 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19844 * Makefile.in: Add install-pdf target as
19845 copied from automake v1.10 rules.
19846 * configure.ac: Add install-pdf to target list.
19847 * configure: Regenerate.
19849 2007-03-01 Paul Brook <paul@codesourcery.com>
19851 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19852 modes to LDRD for DImode.
19853 (output_move_double): Fixup out of range ldrd/strd.
19854 (vfp_secondary_reload_class): Rename...
19855 (coproc_secondary_reload_class): ... to this. Add wb argument.
19856 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19857 coproc_secondary_reload_class for CLASS_IWMMXT.
19858 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19859 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19861 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19863 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19864 unroll factor by the estimated number of iterations.
19865 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19866 than prefetch latency.
19868 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19869 decode_caches_intel, detect_caches_intel): New functions.
19870 (host_detect_local_cpu): Use detect_caches_amd and
19871 detect_caches_intel.
19873 2007-03-01 Richard Henderson <rth@redhat.com>
19875 * expr.c (emit_move_complex_push): Export.
19876 (emit_move_complex_parts): Split out from ...
19877 (emit_move_complex): ... here.
19878 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19879 * config/i386/i386.md (movcdi): New.
19881 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19883 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19884 size of mode1 to check for tieable modes in MMX case.
19886 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19888 * Makefile.in (rtlanal.o): Depend on tree.h.
19889 * rtl.h (offset_within_section_p, split_const): Declare.
19890 * rtlanal.c: Include tree.h.
19891 (offset_within_block_p): New function, taken from
19892 mips_offset_within_object_p.
19893 (split_const): New function, taken from mips_split_const.
19894 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19896 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19897 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19898 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19899 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19900 (m68k_illegitimate_symbolic_constant_p): New function.
19901 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19902 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19903 symbolic constant that might be outside the symbol's section,
19904 move the symbol first and then add the offset.
19905 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19907 * config/mips/mips.c (mips_split_const): Delete.
19908 (mips_offset_within_object_p): Delete.
19909 (mips_symbolic_constant_p): Use offset_within_section_p and
19910 split_const instead of mips_offset_within_object_p and
19912 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19913 (mips_legitimize_const_move, print_operand_reloc)
19914 (mips_dangerous_for_la25_p): Use split_const instead of
19917 2007-02-28 Eric Christopher <echristo@apple.com>
19919 * Makefile.in (install-include-dir): Don't rm -rf include.
19921 2007-02-28 Richard Guenther <rguenther@suse.de>
19923 PR middle-end/30364
19924 * fold-const.c (fold_binary): Do not associate expressions
19925 with more than one variable for integer types that do not wrap.
19927 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19929 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19930 Delete, and replace with...
19931 (fold_builtin_call_array): This. Update callers to use it.
19932 * fold-const.c (fold_build_call_list): Delete, and replace with...
19933 (fold_build_call_array): This.
19934 (fold_build_call_list_initializer): Delete, and replace with...
19935 (fold_build_call_array_initializer): This.
19936 * tree.h: Update declarations to reflect above changes.
19938 * c-typeck.c (build_function_call): Store converted arguments
19939 in a stack-allocated array instead of building a list.
19940 (convert_arguments): Store arguments in the array passed in as an
19941 argument, and return the actual number of arguments.
19942 * c-format.c: (check_function_format): Pass arguments in an
19943 array instead of a list.
19944 * c-common.c (check_function_nonnull): Likewise.
19945 (check_function_sentinel): Likewise.
19946 (check_function_arguments): Likewise.
19947 * c-common.h: Update declarations to reflect above changes.
19949 2007-02-28 Jan Hubicka <jh@suse.cz>
19951 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19952 PRED_NEGATIVE_RETURN): Update outcomes.
19954 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19956 * calls.c (emit_library_call_value_1): Handle partial registers
19957 correctly when building up CALL_INSN_FUNCTION_USAGE.
19959 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19961 * pa/predicates.md (move_src_operand): Allow zero for mode.
19962 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19965 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19968 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19969 *movv2df_internal): Enable pattern only for valid operand
19971 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19972 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19974 2007-02-27 Mike Stump <mrs@apple.com>
19976 * config/darwin-crt3.c: Avoid compilation when compiling for a
19979 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19981 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19983 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19984 for fixed headers and limits.h.
19985 (install-include-dir, install-headers-tar, install-headers-cpio,
19986 install-headers-cp, real-install-headers-tar,
19987 real-install-headers-cpio, real-install-headers-cp): Handle
19988 include-fixed as well as include.
19989 (install-mkheaders): Don't install files that go only in include
19991 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19992 from GCC_INCLUDE_DIR.
19993 * gcc.c (process_command): Remove special -BstageN/ handling.
19994 (do_spec_1): Add include-fixed directories.
19996 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19998 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20000 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20002 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20005 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20007 * c-common.c (get_priority): Add check for
20008 SUPPORTS_INIT_PRIORITY.
20010 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20012 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20014 * config/bfin/bfin.c: Include "cfglayout.h".
20015 (MAX_LSETUP_DISTANCE): New macro.
20016 (struct loop_info): New members incoming, incoming_src and
20017 incoming_dest. Delete member predecessor.
20018 (length_for_loop): New function.
20019 (bfin_optimize_loop): Handle more different loop structures.
20020 (bfin_discover_loop): Rework detection of predecessor blocks by
20021 examining incoming edges.
20022 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20024 (bfin_reorder_loops): New function.
20025 (bfin_reorg_loops): Use these three new functions.
20027 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20028 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20029 (CONSTRAINT_LEN): Add entry for 'q'.
20030 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20031 Add 'q' constraints.
20032 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20033 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20035 * config/bfin/bfin.md (add_with_carry): New pattern.
20036 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20037 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20038 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20039 support unsigned multiplies too. Removed incorrect commutativity from
20040 operand 1 constraint where appropriate.
20041 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20043 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20044 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20046 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20047 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20048 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20049 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20050 usmulhisi_hh_huh): New patterns.
20052 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20053 lshifthi3): Fix output template to use half reg for operand 2.
20055 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20058 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20060 2007-02-27 Andreas Schwab <schwab@suse.de>
20062 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20064 2007-02-27 Jan Hubicka <jh@suse.cz>
20066 * predict.c (last_basic_block_p): Remove.
20067 (tree_estimate_probability): Update return heuristic for commonized
20070 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20072 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20074 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20076 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20077 * doc/cpp.texi: Standardize title page.
20078 * doc/cppinternals.texi: Likewise.
20079 * doc/gcc.texi: Standardize title page, remove version number
20080 from copyright page.
20081 * doc/gccint.texi: Likewise.
20082 * doc/install.texi: Standardize title page, add table of
20085 2007-02-26 Jan Hubicka <jh@suse.cz>
20087 * predict.def: Set outcomes according to more recent results.
20088 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20089 Remove dead predictors.
20090 * predict.c (return_prediction): Fix pasto.
20092 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20094 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20095 change; avoid a memory leak when returning early.
20097 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20099 * c-decl.c (static_ctors): Move to c-common.c.
20100 (static_dtors): Likewise.
20101 (finish_function): Use c_record_cdtor_fn.
20102 (build_cdtor): Move to c-common.c.
20103 (c_write_global_declarations): Use c_build_cdtor_fns.
20104 * c-common.h (static_ctors): Declare.
20105 (static_dtors): Likewise.
20106 (c_record_cdtor_fn): Likewise.
20107 (c_build_cdtor_fns): Likewise.
20108 * c-common.c (static_ctors): New variable.
20109 (static_dtors): Likewise.
20110 (c_record_cdtor_fn): New function.
20111 (build_cdtor): Move from c-decl.c
20112 (c_build_cdtor_fns): New function.
20114 * output.h (assemble_addr_to_section): Declare.
20115 (get_cdtor_priority_section): Likewise.
20116 * varasm.c (assemble_addr_to_section): New function.
20117 (get_cdtor_priority_section): Likewise.
20118 (default_named_section_asm_out_destructor): Use them.
20119 (destor_dtor_section_asm_out_destructor): Likewise.
20120 (default_named_section_asm_out_constructor): Likewise.
20121 (default_ctor_section_asm_out_constructor): Likewise.
20122 * config.gcc (*-*-vxworks*): Include vxworks.o.
20123 * config/t-vxworks (vxworks.o): New target.
20124 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20125 (TARGET_ASM_CONSTRUCTOR): Define.
20126 (TARGET_ASM_DESTRUCTOR): Likewise.
20127 (vxworks_asm_out_constructor): Declare.
20128 (vxworks_asm_out_destructor): Likewise.
20130 * c-common.c (get_priority): Check that we have not just an
20131 INTEGER_CST, but an integer constant with integeral type.
20133 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20135 PR tree-optimization/30938
20136 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20137 use &dt[nargs-1] instead of &dt[nargs] in the call to
20138 vect_is_simple_use().
20140 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20142 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20143 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20144 Do not attempt to handle MEM inside auto-inc expressions.
20145 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20146 of a register modified by an auto-inc expression. However, do handle
20147 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20148 (elimination_effects): Prohibit elimination of a register modified
20149 by an auto-inc expression. Disable register elimination rules whose
20150 target register is modified by an auto-inc expression with variable
20153 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20155 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20157 (array_at_struct_end_p): New function.
20158 (idx_infer_loop_bounds): Use it.
20159 (estimate_numbers_of_iterations_loop): Export.
20160 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20161 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20162 (tree_estimate_probability): Call record_loop_exits.
20163 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20164 (estimated_loop_iterations, estimated_loop_iterations_int,
20165 estimated_loop_iterations_tree): New functions.
20166 (analyze_siv_subscript_cst_affine,
20167 compute_overlap_steps_for_affine_1_2,
20168 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20169 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20170 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20171 (PRED_LOOP_ITERATIONS_GUESSED): New.
20172 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20173 * cfgloop.h (estimate_numbers_of_iterations_loop,
20174 estimated_loop_iterations_int): Declare.
20176 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20178 * doc/extend.texi: Document optional priority argument to
20179 constructors and destructors.
20180 * tree.c (init_priority_for_decl): Adjust GTY markers.
20181 (init_ttree): Use priority-info hash functions for
20182 init_priority_for_decl.
20183 (tree_map_eq): Rename to ...
20184 (tree_map_base_eq): ... this.
20185 (tree_map_marked_p): Rename to ...
20186 (tree_map_base_marked_p): ... this.
20187 (tree_map_base_hash): New function.
20188 (decl_init_priority_lookup): Rework.
20189 (decl_fini_priority_lookup): New function.
20190 (decl_priority_info): New function.
20191 (decl_init_priority_insert): Use it.
20192 (decl_fini_priority_insert): Likewise.
20193 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20195 (decl_restrict_base_insert): Likewise.
20196 (decl_debug_expr_insert): Likewise.
20197 (decl_value_expr_lookup): Likewise.
20198 (decl_value_expr_insert): Likewise.
20199 * tree.h (priority_type): New type.
20200 (decl_init_priority_lookup): Use priority_type.
20201 (decl_fini_priority_lookup): New function.
20202 (decl_init_priority_insert): Use priority_type.
20203 (decl_fini_priority_insert): New function.
20204 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20205 (DECL_INIT_PRIORITY): Likewise.
20206 (SET_DECL_INIT_PRIORITY): Add comment.
20207 (DECL_FINI_PRIORITY): New macro.
20208 (SET_DECL_FINI_PRIORITY): Likewise.
20209 (DEFAULT_INIT_PRIORITY): Document.
20210 (MAX_INIT_PRIORITY): Likewise.
20211 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20212 (tree_map_base): New type.
20213 (tree_map_base_eq): New function.
20214 (tree_map_base_hash): Likewise.
20215 (tree_map_base_marked_p): Likewise.
20216 (tree_map): Inherit from tree_map_base.
20217 (tree_map_eq): Make it a macro.
20218 (tree_map_marked_p): Likewise.
20219 (tree_int_map): Inherit from tree_map_base.
20220 (tree_int_map_eq): Make it a macro.
20221 (tree_int_map_hash): Likewise.
20222 (tree_int_map_marked_p): Likewise.
20223 (tree_priority_map): New type.
20224 (tree_priority_map_eq): New macro.
20225 (tree_priority_map_hash): Likewise.
20226 (tree_priority_map_marked_p): Likewise.
20227 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20229 (emutls_common_1): Likewise.
20230 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20231 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20232 of tree_map hierarchy.
20233 * tree-cfg.c (move_stmt_r): Likewise.
20234 (new_label_mapper): Likewise.
20235 * c-tree.h (c_expand_body): Move to ...
20236 * c-common.h (c_expand_body): ... here.
20237 * c-decl.c (c_expand_body): Move to ...
20238 * c-common.c (c_expand_body): ... here.
20239 (c_common_attribute_table): Allow 1 argument for the constructor
20240 and destructor attributes.
20241 (get_priority): New function.
20242 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20243 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20245 2007-02-24 Jan Hubicka <jh@suse.cz>
20247 PR middle-end/30509
20248 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20249 copying for inlining.
20251 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20252 Jan Hubicka <jh@suse.cz>
20255 * i386.c (counter_mode): New function.
20256 (expand_set_or_movmem_via_loop): Use it.
20257 (expand_movmem_epilogue): Likewise; fix pasto.
20258 (ix86_expand_movmem): Do emit guard even for constant counts.
20259 (ix86_expand_setmem): Likewise.
20261 2007-02-25 Nick Clifton <nickc@redhat.com>
20263 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20264 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20266 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20269 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20270 count argument with 0x10, not with 0x16.
20271 (expand_setmem_epilogue): Ditto.
20273 2007-02-24 Mike Stump <mrs@apple.com>
20275 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20278 2007-02-24 Richard Guenther <rguenther@suse.de>
20280 PR middle-end/30951
20281 * fold-const.c (fold_binary): Fold x +- CST op x for
20282 EQ_EXPR and NE_EXPR.
20284 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20286 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20288 2007-02-24 Jan Hubicka <jh@suse.cz>
20290 * cgraphunit.c (decide_is_function_needed): Honor
20291 -fkeep-inline-functions.
20293 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20295 * builtins.c (fold_builtin_modf): New.
20296 (fold_builtin_2): Use it.
20298 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20300 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20301 (determine_max_iter): Take additional LOOP arg; all callers changed.
20302 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20303 one using simplifications.
20304 (simplify_using_initial_values): Return if the expression becomes
20305 invalid due to altered regs.
20307 2007-02-23 DJ Delorie <dj@redhat.com>
20309 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20311 2007-02-23 Mike Stump <mrs@apple.com>
20313 * tlink.c (scan_linker_output): Parse linker messages from
20314 darwin9's linker better.
20316 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20319 * varpool.c (varpool_assemble_pending_decls): Set
20320 varpool_last_needed_node to null.
20322 2007-02-23 DJ Delorie <dj@redhat.com>
20324 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20325 alignment bigger than the object file can handle.
20327 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20330 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20331 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20332 (*movsf_1): Penalize MMX moves.
20334 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20336 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20337 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20339 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20341 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20343 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20344 (fold_builtin_1): Use them.
20345 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20346 BUILT_IN_SIGNIFICAND.
20348 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20350 * config/i386/i386.c (bdesc_1arg): Initialize
20351 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20352 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20353 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20354 and IX86_BUILTIN_MOVSLDUP.
20356 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20358 PR rtl-optimization/30841
20359 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20361 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20363 * builtins.c (fold_builtin_frexp): New.
20364 (fold_builtin_2): Use it.
20366 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20368 * doc/invoke.texi (Spec Files): Document getenv spec function.
20370 * gcc.c (getenv_spec_function): New function.
20371 (static_spec_functions): Add it.
20372 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20373 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20376 2007-02-22 Michael Matz <matz@suse.de
20379 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20380 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20382 2007-02-22 Ian Lance Taylor <iant@google.com>
20385 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20386 (mem_loc_descriptor): Call it.
20388 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20389 Ira Rosen <irar@il.ibm.com>
20391 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20393 2007-02-22 Ira Rosen <irar@il.ibm.com>
20395 PR tree-optimization/30843
20396 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20397 stores only after all the group is vectorized.
20399 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20401 PR tree-optimization/30858
20402 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20403 in the reduction cycle have a single use in the loop.
20404 * tree-vectorizer.h (relevant): Add documentation.
20406 2007-02-20 Mike Stump <mrs@apple.com>
20408 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20409 * configure: Regenerate.
20411 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20413 Change the defaults of some parameters and options.
20414 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20415 * config/spu/spu.c (spu_optimization_options): Add.
20416 (spu_override_options): Change params in spu_optimization_options.
20417 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20419 Register 127 is only 16 byte aligned when used as a frame pointer.
20420 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20421 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20422 HARD_FRAME_POINTER_REGNUM.
20423 (spu_legitimate_address): Use regno_aligned_for_reload.
20424 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20425 aligned when frame_pointer_needed is true.
20426 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20428 * config/spu/spu.h (INIT_EXPANDERS): Define.
20430 Make sure shift and rotate instructions have valid immediate operands.
20431 * config/spu/predicates.md (spu_shift_operand): Remove.
20432 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20433 * config/spu/constraints.md (W, O): Extend range.
20434 * config/spu/spu.md (umask, nmask): Define.
20435 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20436 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20437 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20438 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20439 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20440 (lshr<mode>3_reg): Fix rtl description.
20442 Make sure mulhisi immediate operands are valid.
20443 * config/spu/predicates.md (imm_K_operand): Add.
20444 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20446 Generate constants using fsmbi and andi.
20447 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20448 (print_operand, spu_split_immediate, classify_immediate,
20449 fsmbi_const_p): Handle IC_FSMBI2.
20451 Correctly handle a CONST_VECTOR containing symbols.
20452 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20453 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20454 (immediate_load_p): Allow symbols that use 2 instructions to create.
20455 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20456 with symbols when flag_pic is set.
20457 (const_vector_immediate_p): New.
20458 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20459 accept a CONST_VECTOR with symbols.
20460 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20461 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20463 * config/spu/spu.md (high, low): Delete.
20464 (low_<mode>): Define.
20466 Remove INTRmode and INTR_REGNUM, which didn't work.
20467 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20469 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20470 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20471 peephole2 pattern): Don't use INTR or 131.
20472 (movintrcc): Delete.
20473 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20474 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20475 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20476 (UNSPEC_SET_INTR): Add.
20477 * config/spu/spu-modes.def (INTR): Remove.
20479 More accurate warnings about run-time relocations.
20480 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20482 Correctly warn about immediate arguments to specific intrinsics.
20483 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20484 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20485 the instruction predicate.
20487 Fix tree check errors with latest update.
20488 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20490 (spu_expand_builtin): Use CALL_EXPR_FN.
20492 Add missing specific intrinsics.
20493 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20495 * config/spu/spu_internals.h: Ditto.
20497 Fix incorrect operand modifiers.
20498 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20499 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20501 Optimize one case of zero_extend of a vec_select.
20502 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20504 Accept any immediate for hbr.
20505 * config/spu/spu.md (hbr): Change s constraints to i.
20507 2007-02-21 Paul Brook <paul@codesourcery.com>
20509 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20510 condexec_count when skipping USE and CLOBBER.
20512 2007-02-21 Nick Clifton <nickc@redhat.com>
20514 * common.opt (Warray-bounds): Add Warning attribute.
20515 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20517 (fsized-zeroes): Add Optimization attribute.
20518 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20519 * c.opt (Wc++0x-compat): Add Warning attribute.
20521 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20523 PR middle-end/30761
20524 * reload1.c (eliminate_regs_in_insn): In the single_set special
20525 case, attempt to re-recognize the insn before falling back to
20526 having reload fix it up.
20528 2007-02-20 Eric Christopher <echristo@gmail.com>
20530 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20531 Rewrite accordingly.
20532 (frv_read_iacc_argument): Ditto.
20533 (frv_expand_set_builtin): Take a call instead of arglist, update for
20535 (frv_expand_unop_builtin): Ditto.
20536 (frv_expand_binop_builtin): Ditto.
20537 (frv_expand_cut_builtin): Ditto.
20538 (frv_expand_binopimm_builtin): Ditto.
20539 (frv_expand_voidbinop_builtin): Ditto.
20540 (frv_expand_int_void2arg): Ditto.
20541 (frv_expand_prefetches): Ditto.
20542 (frv_expand_voidtriop_builtin): Ditto.
20543 (frv_expand_voidaccop_builtin): Ditto.
20544 (frv_expand_load_builtin): Ditto.
20545 (frv_expand_store_builtin): Ditto.
20546 (frv_expand_mdpackh_builtin): Ditto.
20547 (frv_expand_mclracc_builtin): Ditto.
20548 (frv_expand_mrdacc_builtin): Ditto.
20549 (frv_expand_mwtacc_builtin): Ditto.
20550 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20553 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20555 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20556 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20558 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20559 point instructions.
20560 * configure: Regenerate.
20561 * config.in: Regenerate.
20562 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20563 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20564 masks to power6 and power6x and to POWERPC_MASKS.
20565 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20567 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20568 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20569 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20570 Access PROTOTYPE as variable, not mask.
20572 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20574 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20575 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20576 * combine.c (adjust_for_new_dest): Use it.
20577 * postreload.c (reload_combine): Likewise.
20579 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20581 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20582 notes on an insn with multiple sets, even if single_set returns
20583 non-NULL for that insn.
20585 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20587 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20588 scalbn and scalbln.
20590 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20592 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20593 if user didn't pass it.
20594 * config/i386/darwin.h (CC1_SPEC): Likewise.
20595 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20596 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20597 -mmacosx-version-min.
20599 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20600 Uros Bizjak <ubizjak@gmail.com>
20602 * optabs.h (enum optab_index): Add new OTI_scalb.
20603 (scalb_optab): Define corresponding macro.
20604 * optabs.c (init_optabs): Initialize scalb_optab.
20605 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20607 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20608 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20609 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20610 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20611 flag_unsafe_math_optimizations is set.
20613 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20614 to implement scalbf, scalb and scalbl built-ins as inline x87
20617 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20618 DJ Delorie <dj@redhat.com>
20621 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20622 (diagnostic_report_diagnostic): ... here, and turn them into real
20623 errors. If warnings are inhibited, no need to do anything.
20625 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20627 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20628 better code generation.
20630 2007-02-20 Ben Elliston <bje@au.ibm.com>
20632 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20634 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20636 * config/alpha/alpha.c, config/alpha/alpha.md,
20637 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20638 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20639 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20640 config/arm/lib1funcs.asm: Follow spelling conventions.
20642 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20643 config/fr30/fr30.md, config/i386/i386.h,
20644 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20645 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20646 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20647 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20648 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20649 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20650 config/sparc/sparc.c, config/sparc/sparc.h,
20651 config/sparc/sparc.md, config/spu/constraints.md,
20652 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20655 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20658 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20661 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20663 * doc/invoke.texi (-ftree-lrs): Remove.
20665 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20667 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20670 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20672 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20673 new CALL_EXPR_FN macro for retrieving the function
20674 declaration of the input expression.
20676 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20678 * c.opt (Waddress): New.
20679 * common.opt (Walways-true): Delete.
20680 (Wstring-literal-comparison): Delete.
20681 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20682 -Wstring-literal-comparison. Add -Waddress.
20684 (Walways-true): Delete.
20685 (Wstring-literal-comparison): Delete.
20686 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20687 consistently instead of -Walways-true in example.
20688 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20689 * c-typeck.c (parser_build_binary_op): Replace
20690 -Wstring-literal-comparison and -Walways-true with -Waddress.
20691 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20694 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20696 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20697 without DECL_STRUCT_FUNCTION initialized.
20699 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20701 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20702 due to calls to functions taking pointers as parameters.
20704 2007-02-19 Richard Henderson <rth@redhat.com>
20707 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20710 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20712 * config/s390/s390.c (s390_call_saved_register_used,
20713 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20714 accessed to the new scheme.
20716 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20718 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20719 (cris_print_index, cris_print_operand, cris_print_operand_address)
20720 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20721 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20722 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20723 GET_CODE () == xxx.
20724 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20725 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20726 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20727 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20728 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20729 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20730 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20731 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20732 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20733 (uminsi3, call, call_value): Ditto.
20734 (define_split: indir_to_reg_split, unnamed): Ditto.
20736 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20738 PR tree-optimization/30975
20739 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20742 2007-02-18 Eric Christopher <echristo@gmail.com>
20744 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20745 Remove use of arglist.
20746 (mips_expand_builtin): Remove use of arglist, pass in expr.
20747 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20748 (mips_expand_builtin_movtf): Ditto.
20749 (mips_expand_builtin_compare): Ditto.
20751 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20753 * tree-sra.c (sra_build_assignment): Replace assertion
20754 checking with a comment explaining why it can't be done.
20756 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20758 PR middle-end/30833
20759 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20760 during CALL_EXPR representation conversion.
20761 * tree-ssa-propagate.c (set_rhs): Likewise.
20763 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20765 * tree-sra.c (sra_build_assignment): Disable assertion checking
20768 2007-02-18 Roger Sayle <roger@eyesopen.com>
20770 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20771 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20772 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20774 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20775 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20776 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20777 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20778 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20779 force_gimple_operand): Likewise.
20780 * ipa-cp.c (constant_val_insert): Likewise.
20781 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20782 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20783 perfect_nestify): Likewise.
20784 * langhooks.c (lhd_omp_assignment): Likewise.
20785 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20786 lower_copyprivate_clauses, lower_send_clauses,
20787 lower_send_shared_vars, expand_parallel_call,
20788 expand_omp_for_generic, expand_omp_for_static_nochunk,
20789 expand_omp_for_static_chunk, expand_omp_sections,
20790 lower_omp_single_copy, lower_omp_for_lastprivate,
20791 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20792 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20793 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20796 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20798 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20799 config/sh/sh.md: Follow spelling conventions.
20801 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20802 config/frv/predicates.md: Follow spelling conventions.
20804 * config/m68k/linux-unwind.h: Fix a comment typo.
20805 * target.h: Follow spelling conventions.
20807 2007-02-18 Roger Sayle <roger@eyesopen.com>
20809 PR rtl-optimization/28173
20810 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20811 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20812 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20813 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20814 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20816 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20818 * builtins.c (fold_builtin_load_exponent): New.
20819 (fold_builtin_2): Use it.
20821 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20823 PR rtl-optimization/30773
20824 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20825 if we fail to attach a REG_EQUIV note.
20827 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20828 Roger Sayle <roger@eyesopen.com>
20830 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20832 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20834 * calls.c (initialize_argument_information): Pass original EXP
20835 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20836 code to split complex arguments here, as part of initializing the
20838 (expand_call): Remove code that builds a list of arguments and
20839 inserts implicit arguments into it. Instead, just count how many
20840 implicit arguments there will be so we can determine the size of
20841 the ARGS array, and let initialize_argument_information do the work.
20842 (split_complex_values): Delete unused function.
20844 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20846 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20848 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20850 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20851 for arg pointer based indexed addressing.
20853 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20855 * config/ia64/ia64.h, config/ia64/ia64.md,
20856 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20857 spelling conventions.
20859 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20861 * config/m68k/m68k.c (split_di): New.
20862 * config/m68k/m68k-protos.h: Declare split_di.
20863 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20864 Improve predicate handling and split constant shifts.
20866 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20868 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20869 parameter for register bitfield operations, general predicates
20872 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20874 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20875 * config/m68k/linux-unwind.h: New file.
20877 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20879 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20880 config/i386/athlon.md, config/ia64/ia64.md,
20881 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20882 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20883 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20884 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20885 tree-vect-transform.c: Fix comment typos.
20887 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20889 * sched-deps.c (find_insn_list): Remove.
20890 * sched-int.h: Remove the prototype for find_insn_list.
20892 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20894 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20896 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20897 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20898 darwin_rs6000_override_options.
20899 (C_COMMON_OVERRIDE_OPTIONS): Expect
20900 darwin_macosx_version_min to be non-NULL always.
20901 (TARGET_C99_FUNCTIONS): Likewise.
20902 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20903 (DARWIN_MINVERSION_SPEC): New.
20904 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20905 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20907 (DARWIN_MINVERSION_SPEC): New.
20908 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20910 * config/darwin-c.c (darwin_cpp_builtins): Expect
20911 darwin_macosx_version_min to be non-NULL always.
20913 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20915 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20917 * config/i386/i386.h (x86_use_xchgb): New.
20918 (TARGET_USE_XCHGB): New macro.
20919 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20920 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20921 Split after reload into bswaphi for shifts of 8.
20922 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20923 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20924 or when optimizing for size.
20926 2007-02-16 Richard Guenther <rguenther@suse.de>
20927 Christian Bruel <christian.bruel@st.com>
20929 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20930 DECLs but prefer SSA_NAMEs over DECLs.
20932 2007-02-16 Richard Guenther <rguenther@suse.de>
20934 * tree-flow-inline.h (single_imm_use_p): Remove.
20935 (zero_imm_uses_p): Likewise.
20936 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20937 instead of single_imm_use_p.
20938 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20941 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20944 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20945 nested double- and backquotes.
20947 2007-02-15 Roger Sayle <roger@eyesopen.com>
20949 PR middle-end/30391
20950 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20951 should be unreachable.
20952 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20953 For the time being redirect GIMPLE_MODIFY_STMT to the new
20954 (renamed) build_gimple_modify_stmt_stat.
20955 (build2_gimple_stat): Rename to...
20956 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20957 Always build a GIMPLE_MODIFY_STMT node.
20958 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20959 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20962 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20963 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20964 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20965 expand_complex_div_wide): Likewise.
20966 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20967 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20968 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20969 * tree-ssa-loop-manip.c (create_iv): Likewise.
20970 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20971 abs_replacement): Likewise.
20972 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20973 realify_fake_stores): Likewise.
20975 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20976 node rather than a GIMPLE_MODIFY_STMT node.
20977 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20978 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20980 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20981 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20982 GIMPLE_MODIFY_STMT.
20984 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20986 PR middle-end/30433
20987 * fold-const.c (fold_comparison): Add back the
20988 folding of constant complex comparisions.
20990 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20992 PR middle-end/30729
20993 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20994 effects unknown to this function, return early.
20996 2007-02-15 Ian Lance Taylor <iant@google.com>
20998 * lower-subreg.c (move_eh_region_note): New static function.
20999 (resolve_simple_move): Call it.
21000 (decompose_multiword_subregs): Track blocks for which we resolve a
21001 simple move which is also a control flow insn. Pass them to
21002 find_many_sub_basic_blocks.
21003 (pass_lower_subreg): Add TODO_verify_flow.
21004 (pass_lower_subreg2): Likewise.
21006 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21007 Brooks Moses <brooks.moses@codesourcery.com>
21008 Lee Millward <lee.millward@codesourcery.com>
21010 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21011 (VL_EXP_CLASS_P): New.
21012 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21014 (TREE_OPERAND_CHECK_CODE): Likewise.
21015 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21016 (TREE_RTL_OPERAND_CHECK): Likewise.
21017 (tree_operand_check_failed): Make second parameter the whole tree
21018 instead of its code. Fixed callers.
21019 (VL_EXP_CHECK): New.
21020 (TREE_OPERAND_LENGTH): New.
21021 (VL_EXP_OPERAND_LENGTH): New.
21022 (CALL_EXPR_FN): New.
21023 (CALL_EXPR_STATIC_CHAIN): New.
21024 (CALL_EXPR_ARGS): New.
21025 (CALL_EXPR_ARG): New.
21026 (call_expr_nargs): New.
21027 (CALL_EXPR_ARGP): New.
21028 (build_nt_call_list): Declare.
21029 (build_vl_exp_stat): Declare.
21030 (build_vl_exp): New.
21031 (build_call_list): Declare.
21032 (build_call_nary): Declare.
21033 (build_call_valist): Declare.
21034 (build_call_array): Declare.
21035 (call_expr_arg): Declare.
21036 (call_expr_argp): Declare.
21037 (call_expr_arglist): Declare.
21038 (fold_build_call_list): Declare.
21039 (fold_build_call_list_initializer): Declare.
21040 (fold_call_expr): Declare to replace fold_builtin.
21041 (fold_builtin_fputs): Update to agree with modified definition.
21042 (fold_builtin_strcpy): Likewise.
21043 (fold_builtin_strncpy): Likewise.
21044 (fold_builtin_memory_chk): Likewise.
21045 (fold_builtin_stxcpy_chk): Likewise.
21046 (fold_builtin_strncpy_chk): Likewise.
21047 (fold_builtin_next_arg): Likewise.
21048 (fold_build_call_expr): Declare.
21049 (fold_builtin_call_list): Declare.
21050 (fold_builtin_call_valist): Declare.
21051 (build_call_expr): Declare.
21052 (validate_arglist): Update to agree with modified definition.
21053 (tree_operand_length): New.
21054 (call_expr_arg_iterator): New.
21055 (init_call_expr_arg_iterator): New.
21056 (next_call_expr_arg): New.
21057 (first_call_expr_arg): New.
21058 (more_call_expr_args_p): New.
21059 (FOR_EACH_CALL_EXPR_ARG): New.
21061 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21062 and tcc_gimple_stmt.
21063 (tree_code_size): Update documentation. Use sizeof (tree) rather
21064 than sizeof (char *).
21065 (tree_size): Likewise. Add case for tcc_vl_exp.
21066 (tree_node_structure): Add case for tcc_vl_exp.
21067 (contains_placeholder_p): Likewise.
21068 (substitute_in_expr): Likewise.
21069 (substitute_placeholder_in_expr): Likewise.
21070 (stabilize_reference_1): Likewise.
21071 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21072 to diagnose breakage of this interface for constructing CALL_EXPRs.
21073 (build_nt): Add similar assertion here.
21074 (build_nt_call_list): New.
21075 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21076 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21078 (get_callee_fndecl): Use new CALL_EXPR accessors.
21079 (tree_operand_check_failed): Change parameters to pass entire node
21080 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21081 (process_call_operands): New.
21082 (build_vl_exp_stat): New.
21083 (build_call_list): New.
21084 (build_call_nary): New.
21085 (build_call_valist): New.
21086 (build_call_array): New.
21087 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21088 (call_expr_arglist): New.
21090 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21091 tcc_vl_exp instead of a fixed-size tcc_expression.
21093 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21094 accessors for CALL_EXPRs.
21095 (AGGR_INIT_EXPR): Likewise.
21097 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21098 Brooks Moses <brooks.moses@codesourcery.com>
21099 Lee Millward <lee.millward@codesourcery.com>
21101 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21102 (expand_builtin_nonlocal_goto): Change parameter to be entire
21103 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21104 (expand_builtin_prefetch): Likewise.
21105 (expand_builtin_classify_type): Likewise.
21106 (mathfn_built_in): Return NULL_TREE instead of 0.
21107 (expand_errno_check): Use new CALL_EXPR accessors.
21108 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21109 Return NULL_RTX instead of 0.
21110 (expand_builtin_mathfn_2): Likewise.
21111 (expand_builtin_mathfn_3): Likewise.
21112 (expand_builtin_interclass_mathfn): Likewise.
21113 (expand_builtin_sincos): Likewise.
21114 (expand_builtin_cexpi): Likewise.
21115 (expand_builtin_int_roundingfn): Likewise.
21116 (expand_builtin_int_roundingfn_2): Likewise.
21117 (expand_builtin_pow): Likewise.
21118 (expand_builtin_powi): Likewise.
21119 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21120 of arglist, fixing callers appropriately. Use new CALL_EXPR
21121 accessors and constructors. Return NULL_RTX instead of 0.
21122 (expand_builtin_strstr): Likewise.
21123 (expand_builtin_strchr): Likewise.
21124 (expand_builtin_strrchr): Likewise.
21125 (expand_builtin_strpbrk): Likewise.
21126 (expand_builtin_memcpy): Likewise.
21127 (expand_builtin_mempcpy): Likewise.
21128 (expand_builtin_mempcpy_args): New.
21129 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21130 (expand_builtin_memmove_args): New.
21131 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21132 (expand_movstr): Likewise.
21133 (expand_builtin_strcpy): Likewise.
21134 (expand_builtin_strcpy_args): New.
21135 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21136 (expand_builtin_strncpy): Likewise.
21137 (expand_builtin_memset): Likewise.
21138 (expand_builtin_memset_args): New.
21139 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21140 (expand_builtin_memcmp): Likewise.
21141 (expand_builtin_strcmp): Likewise.
21142 (expand_builtin_strncmp): Likewise.
21143 (expand_builtin_strcat): Likewise.
21144 (expand_builtin_strncat): Likewise.
21145 (expand_builtin_strspn): Likewise.
21146 (expand_builtin_strcspn): Likewise.
21147 (expand_builtin_args_info): Likewise.
21148 (expand_builtin_va_start): Likewise.
21149 (gimplify_va_arg_expr): Likewise.
21150 (expand_builtin_va_end): Likewise.
21151 (expand_builtin_va_copy): Likewise.
21152 (expand_builtin_frame_address): Likewise.
21153 (expand_builtin_alloca): Likewise.
21154 (expand_builtin_bswap): Likewise.
21155 (expand_builtin_unop): Likewise.
21156 (expand_builtin_fputs): Likewise.
21157 (expand_builtin_expect): Likewise.
21158 (expand_builtin_fabs): Likewise.
21159 (expand_builtin_copysign): Likewise.
21160 (expand_builtin_printf): Likewise.
21161 (expand_builtin_fprintf): Likewise.
21162 (expand_builtin_sprintf): Likewise.
21163 (expand_builtin_init_trampoline): Likewise.
21164 (expand_builtin_signbit): Likewise.
21165 (expand_builtin_fork_or_exec): Likewise.
21166 (expand_builtin_sync_operation): Likewise.
21167 (expand_builtin_compare_and_swap): Likewise.
21168 (expand_builtin_lock_test_and_set): Likewise.
21169 (expand_builtin_lock_release): Likewise.
21170 (expand_builtin): Likewise.
21171 (builtin_mathfn_code): Likewise.
21173 (fold_builtin_constant_p): Pass call arguments individually instead
21174 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21175 accessors and constructors. Return NULL_TREE instead of 0.
21176 (fold_builtin_expect): Likewise.
21177 (fold_builtin_classify_type): Likewise.
21178 (fold_builtin_strlen): Likewise.
21179 (fold_builtin_nan): Likewise.
21180 (integer_valued_real_p): Likewise.
21181 (fold_trunc_transparent_mathfn): Likewise.
21182 (fold_fixed_mathfn): Likewise.
21183 (fold_builtin_cabs): Likewise.
21184 (fold_builtin_sqrt): Likewise.
21185 (fold_builtin_cbrt): Likewise.
21186 (fold_builtin_cos): Likewise.
21187 (fold_builtin_cosh): Likewise.
21188 (fold_builtin_tan): Likewise.
21189 (fold_builtin_sincos): Likewise.
21190 (fold_builtin_cexp): Likewise.
21191 (fold_builtin_trunc): Likewise.
21192 (fold_builtin_floor): Likewise.
21193 (fold_builtin_ceil): Likewise.
21194 (fold_builtin_round): Likewise.
21195 (fold_builtin_int_roundingfn): Likewise.
21196 (fold_builtin_bitop): Likewise.
21197 (fold_builtin_bswap): Likewise.
21198 (fold_builtin_logarithm): Likewise.
21199 (fold_builtin_hypot): Likewise.
21200 (fold_builtin_pow): Likewise.
21201 (fold_builtin_powi): Likewise.
21202 (fold_builtin_exponent): Likewise.
21203 (fold_builtin_memset): Likewise.
21204 (fold_builtin_bzero): Likewise.
21205 (fold_builtin_memory_op): Likewise.
21206 (fold_builtin_bcopy): Deleted; call site changed to invoke
21207 fold_builtin_memory_op directly.
21208 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21209 (fold_builtin_strncpy): Likewise.
21210 (fold_builtin_memcmp): Likewise.
21211 (fold_builtin_strcmp): Likewise.
21212 (fold_builtin_strncmp): Likewise.
21213 (fold_builtin_signbit): Likewise.
21214 (fold_builtin_copysign): Likewise.
21215 (fold_builtin_isascii): Likewise.
21216 (fold_builtin_toascii): Likewise.
21217 (fold_builtin_isdigit): Likewise.
21218 (fold_builtin_fabs): Likewise.
21219 (fold_builtin_abs): Likewise.
21220 (fold_builtin_fmin_fmax): Likewise.
21221 (fold_builtin_carg): Likewise.
21222 (fold_builtin_classify): Likewise.
21223 (fold_builtin_unordered_cmp): Likewise.
21225 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21226 New functions split out from fold_builtin_1.
21227 (fold_builtin_n): New.
21228 (fold_builtin_varargs): New.
21229 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21231 (fold_call_expr): New.
21232 (build_function_call_expr): Rewrite to use new helper function.
21233 (fold_builtin_call_list): New.
21234 (build_call_expr): New.
21235 (fold_builtin_call_valist): New.
21236 (rewrite_call_expr): New.
21237 (validate_arg): New.
21238 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21239 of an arglist. Change return type to bool. Use new CALL_EXPR
21242 (fold_builtin_strstr): Pass call arguments individually instead
21243 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21244 accessors and constructors. Return NULL_TREE instead of 0.
21245 (fold_builtin_strchr): Likewise.
21246 (fold_builtin_strrchr): Likewise.
21247 (fold_builtin_strpbrk): Likewise.
21248 (fold_builtin_strcat): Likewise.
21249 (fold_builtin_strncat): Likewise.
21250 (fold_builtin_strspn): Likewise.
21251 (fold_builtin_strcspn): Likewise.
21252 (fold_builtin_fputs): Likewise.
21253 (fold_builtin_next_arg): Likewise.
21254 (fold_builtin_sprintf): Likewise.
21256 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21257 NULL_RTX instead of 0.
21258 (expand_builtin_memory_chk): Likewise.
21259 (maybe_emit_chk_warning): Likewise.
21260 (maybe_emit_sprintf_chk_warning): Likewise.
21262 (fold_builtin_object_size): Pass call arguments individually instead
21263 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21264 accessors and constructors. Return NULL_TREE instead of 0.
21265 (fold_builtin_memory_chk): Likewise.
21266 (fold_builtin_stxcpy_chk): Likewise.
21267 (fold_builtin_strncpy_chk): Likewise.
21268 (fold_builtin_strcat_chk): Likewise.
21269 (fold_builtin_strcat_chk): Likewise.
21270 (fold_builtin_strncat_chk): Likewise.
21271 (fold_builtin_sprintf_chk): Likewise.
21272 (fold_builtin_snprintf_chk): Likewise.
21273 (fold_builtin_printf): Likewise.
21274 (fold_builtin_vprintf): Likewise.
21276 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21278 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21279 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21280 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21281 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21282 (fold_unary): Likewise.
21283 (fold_binary): Likewise.
21284 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21285 ternary expressions.
21286 (fold): Add logic for tcc_vl_exp.
21287 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21288 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21289 (fold_build3_stat): Add assertion to flag broken interface for
21290 constructing CALL_EXPRs.
21291 (fold_build_call_list): New.
21292 (fold_build_call_list_initializer): New.
21293 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21295 (fold_strip_sign_ops): Likewise.
21297 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21298 Brooks Moses <brooks.moses@codesourcery.com>
21299 Lee Millward <lee.millward@codesourcery.com>
21301 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21302 accessors and dump arguments explicitly.
21304 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21306 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21308 (print_call_name): Use new CALL_EXPR accessors.
21310 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21311 CALL_EXPR arguments explicitly instead of as a list. Use
21312 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21314 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21315 (vrp_visit_stmt): Likewise.
21317 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21318 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21320 (force_move_till_expr): Likewise.
21322 * targhooks.c (default_external_stack_protect_fail): Use
21323 build_call_expr instead of build_function_call_expr.
21324 (default_hidden_stack_protect_fail): Likewise.
21326 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21329 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21330 and walk arguments explicitly.
21332 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21333 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21334 (expand_simple_operations): Likewise.
21335 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21337 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21338 of TREE_CODE_LENGTH.
21339 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21341 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21342 instead of TREE_CODE_LENGTH.
21344 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21345 (tree_ic_transform): Likewise.
21346 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21347 parameter instead of arglist. Fix callers.
21348 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21349 (tree_stringops_transform): Likewise.
21350 (tree_indirect_call_to_profile): Likewise.
21351 (tree_stringops_values_to_profile): Likewise.
21353 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21354 (eliminate_tail_call): Likewise.
21356 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21358 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21359 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21361 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21363 * omp-low.c (build_omp_barrier): Use build_call_expr.
21364 (lower_rec_input_clauses): Likewise.
21365 (lower_reduction_clauses): Likewise.
21366 (expand_parallel_call): Likewise.
21367 (maybe_catch_exception): Likewise.
21368 (expand_omp_for_generic): Likewise.
21369 (expand_omp_for_static_nochunk): Likewise.
21370 (expand_omp_sections): Likewise.
21371 (lower_omp_single_simple): Likewise.
21372 (lower_omp_single_copy): Likewise.
21373 (lower_omp_master): Likewise.
21374 (lower_omp_ordered): Likewise.
21375 (lower_omp_critical): Likewise.
21377 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21378 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21380 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21381 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21382 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21384 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21385 and generalize to handle any number of operands.
21386 (chrec_contains_undetermined): Likewise.
21387 (tree_contains_chrecs): Likewise.
21388 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21390 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21392 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21393 fold_call_expr instead of fold_builtin.
21394 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21395 match declarations there.
21396 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21399 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21400 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21402 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21403 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21405 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21408 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21409 (execute_cse_sincos): Use new CALL_EXPR accessors.
21411 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21413 * gimple-low.c (lower_function_body): Use build_call_expr.
21414 (lower_builtin_setjmp): Likewise.
21416 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21417 (set_storage_via_libcall): Likewise.
21418 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21419 instead of TREE_CODE_LENGTH.
21420 (expand_expr_real_1): Use new CALL_EXPR accessors.
21422 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21423 generalize to handle any number of operands.
21424 (TB_parent_eq): Likewise.
21426 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21427 (strip_builtin_expect): Likewise.
21429 * function.c (gimplify_parameters): Use build_call_expr.
21431 * tree-vectorizer.c (vect_is_simple_reduction): Use
21432 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21434 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21435 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21437 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21440 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21441 (gimplify_decl_expr): Likewise.
21442 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21443 Use new CALL_EXPR iterators.
21444 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21445 (gimplify_modify_expr_to_memset): Likewise.
21446 (gimplify_variable_sized_compare): Likewise.
21447 (gimplify_omp_atomic_fetch_op): Likewise.
21448 (gimplify_omp_atomic_pipeline): Likewise.
21449 (gimplify_omp_atomic_mutex): Likewise.
21450 (gimplify_function_tree): Likewise.
21452 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21453 (call_expr_flags): Likewise.
21454 (expand_call): Likewise.
21456 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21457 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21460 * coverage.c (create_coverage): Use build_call_expr.
21462 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21463 (temp_call_expr_obstack): New.
21464 (pool_copy_list): Delete.
21465 (temp_copy_call_expr): New.
21466 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21467 CALL_EXPR accessors. Get rid of special goo for copying argument
21468 lists and use temp_copy_call_expr instead.
21469 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21470 CALL_EXPR accessors.
21471 (create_expression_by_pieces): Likewise. Use build_call_array
21472 to construct the result instead of fold_build3.
21473 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21474 dealing with argument lists.
21475 (init_pre): Remove references to expression_node_pool and
21476 list_node_pool. Init temp_call_expr_obstack instead.
21477 (fini_pre): Remove references to expression_node_pool and
21480 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21481 and walk arguments explicitly instead of as a list.
21483 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21484 (mx_register_decls): Likewise.
21485 (mudflap_register_call): Likewise.
21486 (mudflap_finish_file): Likewise.
21488 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21489 (ipa_callsite_compute_param): Likewise.
21491 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21492 accessors and constructor.
21494 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21495 accessors and constructor.
21496 (convert_tramp_reference): Likewise.
21497 (convert_call_expr): Likewise.
21498 (finalize_nesting_tree_1): Likewise.
21500 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21503 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21505 * tree-inline.c (initialize_inlined_parameters): Pass entire
21506 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21508 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21509 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21512 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21513 (vectorizable_reduction): Likewise.
21514 (vectorizable_call): Use new CALL_EXPR iterators.
21515 (vectorizable_conversion): Use build_call_expr.
21516 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21517 (vect_gen_widened_results_half): Use build_call_expr.
21518 (vect_setup_realignment): Likewise.
21519 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21521 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21522 (pass_through_call): Likewise.
21523 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21526 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21527 (tree_gen_pow2_profiler): Likewise.
21528 (tree_gen_one_value_profiler): Likewise.
21529 (tree_gen_ic_func_profiler): Likewise.
21530 (tree_gen_average_profiler): Likewise.
21531 (tree_gen_ior_profiler): Likewise.
21533 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21534 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21535 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21537 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21538 of TREE_CODE_LENGTH.
21540 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21541 of TREE_CODE_LENGTH.
21543 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21545 (convert_to_integer): Likewise.
21547 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21550 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21551 Brooks Moses <brooks.moses@codesourcery.com>
21552 Lee Millward <lee.millward@codesourcery.com>
21554 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21556 * config/frv/frv.c (frv_expand_builtin): Likewise.
21557 * config/s390/s390.c (s390_expand_builtin): Likewise.
21559 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21560 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21562 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21563 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21564 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21565 (ix86_expand_store_builtin): Likewise.
21566 (ix86_expand_unop_builtin): Likewise.
21567 (ix86_expand_unop1_builtin): Likewise.
21568 (ix86_expand_sse_compare): Likewise.
21569 (ix86_expand_sse_comi): Likewise.
21570 (ix86_expand_vec_init_builtin): Likewise.
21571 (ix86_expand_vec_ext_builtin): Likewise.
21572 (ix86_expand_vec_set_builtin): Likewise.
21573 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21575 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21576 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21578 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21579 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21580 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21582 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21584 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21585 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21586 arglist. Use new CALL_EXPR accessors. Fix callers.
21587 (altivec_expand_abs_builtin): Likewise.
21588 (rs6000_expand_binop_builtin): Likewise.
21589 (altivec_expand_predicate_builtin): Likewise.
21590 (altivec_expand_lv_builtin): Likewise.
21591 (spe_expand_stv_builtin): Likewise.
21592 (altivec_expand_stv_builtin): Likewise.
21593 (rs6000_expand_ternop_builtin): Likewise.
21594 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21595 (altivec_expand_st_builtin): Likewise.
21596 (altivec_expand_dst_builtin): Likewise.
21597 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21598 arglist. Use new CALL_EXPR accessors. Fix callers.
21599 (altivec_expand_vec_set_builtin): Likewise.
21600 (altivec_expand_vec_ext_builtin): Likewise.
21601 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21602 (spe_expand_builtin): Likewise.
21603 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21604 arglist. Use new CALL_EXPR accessors. Fix callers.
21605 (spe_expand_evsel_builtin): Likewise.
21606 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21607 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21609 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21610 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21611 (arm_expand_unop_builtin): Likewise.
21612 (arm_expand_builtin): Use new CALL_EXPR accessors.
21614 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21617 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21618 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21620 (bfin_expand_unop_builtin): Likewise.
21621 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21623 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21624 Brooks Moses <brooks.moses@codesourcery.com>
21625 Lee Millward <lee.millward@codesourcery.com>
21627 * c-semantics.c (build_stmt): Add internal diagnostic check.
21629 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21630 accessors. Print arguments explicitly instead of as a list.
21632 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21634 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21635 (c_finish_omp_flish): Likewise.
21637 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21638 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21639 instead of TREE_CODE_LENGTH.
21640 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21641 (c_warn_unused_result): Likewise.
21643 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21646 * doc/invoke.texi (Warning Options): Remove
21647 -Werror-implicit-function-declaration.
21648 (Wimplicit-function-declaration): Update description.
21649 * opts.c (common_handle_option): Move handling of -Werror=* to...
21650 (enable_warning_as_error): ...here.
21651 * opts.h (enable_warning_as_error): Declare.
21652 * c-decl.c (implicit_decl_warning): Unless
21653 -Wno-implicit-function-declaration is given, emit a pedwarn if
21654 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21655 * c.opt (Wimplicit-function-declaration): Replace
21656 mesg_implicit_function_declaration with
21657 warn_implicit_function_declaration.
21658 * c-opts.c (c_common_handle_option):
21659 -Werror-implicit-function-declaration is exactly equal as
21660 -Werror=implicit-function-declaration.
21661 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21662 warn_implicit_function_declaration.
21663 (c_common_post_options): -Wimplict-function-declaration is enabled
21664 by default by -std=c99, otherwise is disabled by default.
21665 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21667 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21669 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21670 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21671 former is ignored but not the latter.
21673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21675 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21676 is made and the reference doesn't use the alias set of its type,
21677 do not create the temporary using that type.
21679 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21681 * jump.c: Remove prototypes for delete_computation and
21682 delete_prior_computation.
21684 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21686 * jump.c (get_label_after): Delete.
21687 (get_label_before, delete_computation, delete_jump,
21688 delete_prior_computation, follow_jumps): Move...
21689 * reorg.c (delete_computation, delete_prior_computation): ... here...
21690 (get_label_before, delete_jump): ... making these static ...
21691 (follow_jumps): ... and simplifying this since it only runs after
21693 * rtl.h (get_label_after, get_label_before, delete_jump,
21694 follow_jumps): Delete prototypes.
21696 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21698 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21700 2007-02-15 Nick Clifton <nickc@redhat.com>
21702 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21703 order to prevent it from being munged by the target.
21705 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21707 * config/i386/i386.md: Remove misleading comment.
21709 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21711 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21712 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21717 * tree-sra.c (instantiate_missing_elements): Canonicalize
21719 (sra_build_assignment): New.
21720 (generate_copy_inout, generate_element_copy,
21721 generate_element_zero, generate_one_element_init): Use it.
21723 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21725 * tree-sra.c (instantiate_missing_elements): Canonicalize
21727 (sra_build_assignment): New.
21728 (generate_copy_inout, generate_element_copy,
21729 generate_element_zero, generate_one_element_init): Use it.
21731 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21733 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21736 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21738 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21739 types as aggregates not scalars.
21740 * function.c (assign_stack_temp_for_type): Likewise.
21742 2007-02-14 Roger Sayle <roger@eyesopen.com>
21743 Zdenek Dvorak <dvorakz@suse.cz>
21745 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21748 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21750 * passes.c (next_pass_1): Clear the next field of the copied
21753 2007-02-14 Richard Henderson <rth@redhat.com>
21755 * tree-sra.c (early_sra): New.
21756 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21757 (tree_sra_early, pass_sra_early): New.
21758 * tree-pass.h (pass_sra_early): Declare.
21759 * passes.c (init_optimization_passes): Use it.
21761 2007-02-14 Richard Guenther <rguenther@suse.de>
21763 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21765 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21767 PR tree-optimization/30771
21768 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21770 (vect_analyze_operations): Induction phis can now be marked as
21772 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21773 Update documentation accordingly.
21775 2007-02-14 Nick Clifton <nickc@redhat.com>
21777 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21778 most 3 arguments are supported.
21779 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21781 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21783 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21784 Ensure dst->current is valid.
21786 2007-02-13 Paul Brook <paul@codesourcery.com>
21788 * config.gcc: Add arm*-*-uclinux-*eabi.
21789 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21790 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21791 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21792 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21793 (LINK_SPEC): Define.
21794 (LIB_SPEC): Define.
21795 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21797 * config/arm/uclinux-eabi.h: New file.
21798 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21799 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21802 2007-02-13 Ian Lance Taylor <iant@google.com>
21804 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21805 * flags.h (warn_strict_overflow): Declare.
21806 (enum warn_strict_overflow_code): Define.
21807 (issue_strict_overflow_warning): New static inline function.
21808 * opts.c (warn_strict_overflow): New variable.
21809 (common_handle_option): Handle OPT_Wstrict_overflow and
21810 OPT_Wstrict_overflow_.
21811 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21813 * fold-const.c: Include intl.h.
21814 (fold_deferring_overflow_warnings): New static variable.
21815 (fold_deferred_overflow_warning): New static variable.
21816 (fold_deferred_overflow_code): New static variable.
21817 (fold_defer_overflow_warnings): New function.
21818 (fold_undefer_overflow_warnings): New function.
21819 (fold_undefer_and_ignore_overflow_warnings): New function.
21820 (fold_deferring_overflow_warnings_p): New function.
21821 (fold_overflow_warning): New static function.
21822 (make_range): Add strict_overflow_p parameter. Change all
21824 (extract_muldiv, extract_muldiv_1): Likewise.
21825 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21826 tree_expr_nonnegative_p.
21827 (fold_negate_expr): Call fold_overflow_warning.
21828 (fold_range_test): Likewise.
21829 (fold_comparison): Likewise.
21830 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21831 instead of tree_expr_nonnegative_p.
21832 (tree_expr_nonnegative_warnv_p): Rename from
21833 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21834 (tree_expr_nonnegative_p): New function.
21835 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21836 strict_overflow_p parameter.
21837 (tree_expr_nonzero_p): New function.
21838 * passes.c (verify_interpass_invariants): New static function.
21839 (execute_one_pass): Call it.
21840 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21842 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21843 (estimate_numbers_of_iterations): Likewise.
21844 (scev_probably_wraps_p): Likewise.
21845 * tree-ssa-ccp.c: Include "toplev.h".
21846 (evaluate_stmt): Defer fold overflow warnings until we know we are
21848 (struct fold_stmt_r_data): Add stmt field.
21849 (fold_stmt_r): Defer fold overflow warnings until we know we
21851 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21852 (fold_stmt_inplace): Likewise.
21853 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21854 (cleanup_control_expr_graph): Defer fold overflow warnings until
21855 we know we are going to optimize.
21856 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21857 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21859 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21860 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21861 * tree-ssa-loop-manip.c (create_iv): Likewise.
21862 * c-typeck.c (build_conditional_expr): Likewise.
21863 (build_binary_op): Likewise.
21864 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21865 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21866 (extract_range_from_unary_expr): Likewise.
21867 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21868 assuming that signed overflow does not occur.
21869 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21870 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21871 (fold_defer_overflow_warnings): Declare.
21872 (fold_undefer_overflow_warnings): Declare.
21873 (fold_undefer_and_ignore_overflow_warnings): Declare.
21874 (fold_deferring_overflow_warnings_p): Declare.
21875 (tree_expr_nonzero_warnv_p): Declare.
21876 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21877 of warning options.
21878 (Warning Options): Document -Wstrict-overflow.
21879 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21880 (tree-ssa-ccp.o): Likewise.
21881 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21882 (fold-const.o): Depend on intl.h.
21884 2007-02-13 Ian Lance Taylor <iant@google.com>
21886 PR middle-end/30751
21887 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21890 2007-02-13 Stuart Hastings <stuart@apple.com>
21892 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21894 2007-02-13 Richard Henderson <rth@redhat.com>
21896 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21897 handled_component_p before looking for the indirect_ref.
21899 2007-02-13 Richard Henderson <rth@redhat.com>
21901 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21902 remove flags clobber.
21903 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21904 (bswaphi_lowpart): New.
21905 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21906 remove TARGET_BSWAP test. Delete expander of the same name.
21908 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21909 (expand_unop): Use them.
21911 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21913 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21914 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21915 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21916 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21917 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21918 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21919 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21920 assembler dialect choice from asm templates.
21922 2007-02-12 Richard Henderson <rth@redhat.com>
21924 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21925 (fixuns_trunc<SSEMODEF>si2): Use it.
21926 * config/i386/sse.md (vec_setv4sf_0): Export.
21927 * config/i386/i386.c (ix86_build_const_vector): Export.
21928 (ix86_split_convert_uns_si_sse): Rename from
21929 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21930 * config/i386/i386-protos.h: Update.
21932 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21935 * c-typeck.c (c_finish_return): Improve warning message.
21937 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21939 * alias.c (find_symbolic_term): Delete unused function.
21941 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21943 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21944 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21945 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21947 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21949 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21950 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21951 the function, temporarily point the debug interface to the null one.
21953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21955 * dwarf2out.c (round_up_to_align): New static function.
21956 (field_byte_offset): Use it to round the offset.
21958 2007-02-12 Richard Henderson <rth@redhat.com>
21960 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21961 (inswl_const): Export.
21963 2007-02-12 Richard Henderson <rth@redhat.com>
21965 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21966 result mode of the libcall, convert back to outmode.
21968 2007-02-12 Roger Sayle <roger@eyesopen.com>
21970 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21971 (bswapdi2): New define_expand to implement 32-bit implementation.
21973 2007-02-12 Nick Clifton <nickc@redhat.com>
21975 * doc/invoke.texi (Overall Options): Document --help=.
21976 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21977 (cc1_options): Pass --help= on to cc1.
21978 (display_help): Add description of --help=.
21979 (process_command): Add code to handle --help=. Allow translated
21980 --help and --target-help switches to be passed on to compiler
21982 (main): Remove unused if statement.
21983 * opts.c (columns): Remove.
21984 (LEFT_COLUMN): Define.
21985 (wrap_help): Add columns argument.
21986 (print_filtered_help): Change parameters to be an include bitmask,
21987 an exclude bitmask, an any bitmask and the column width. Move the
21988 code to display the params list here. Add code to display the
21989 status of options rather than their descriptions if the quiet flag
21991 (print_specific_help): Change parameters to be an include bitmask,
21992 an exclude bitmask and an any bitmask. Move code to look up the
21993 column width here. Decide upon the title for an options listing.
21994 (common_handle_options): Add code to handle --help=. Adapt code
21995 for --help and --target-help to use the revised form of the
21996 print_specific_help function.
21997 (print_help): Delete.
21998 (print_param_help): Delete.
21999 (print_switch): Delete.
22000 * opts.h (cl_lang_count): Add prototype.
22001 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22002 CL_MAX_OPTION_CLASS): New defines.
22003 * optc-gen.awk: Add construction of cl_lang_count.
22004 * c.opt: Add Warning attribute to warning options and Optimization
22005 attribute to optimization options.
22006 * common.opt: Likewise.
22008 Add -fhelp and -ftarget-help as aliases for the transformed --help
22009 and --target-help options.
22010 * opt-functions.awk: Add code to handle Warning and Optimization
22013 2007-02-12 Richard Henderson <rth@redhat.com>
22015 * config/alpha/constraints.md: New file.
22016 * config/alpha/alpha.c: Include tm-constrs.h.
22017 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22018 alpha_extra_constraint): Remove.
22019 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22020 * config/alpha/alpha-protos.h: Update.
22021 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22022 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22023 (EXTRA_CONSTRAINT): Remove.
22024 * config/alpha/alpha.md: Include constraints.md.
22025 (adddi splitter): Use satisfies_constraint_*.
22026 * config/alpha/predicates.md (add_operand): Likewise.
22027 (sext_add_operand, addition_operation): Likewise.
22029 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22031 PR tree-optimization/29145
22032 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22033 in our handling of restrict qualified pointers.
22035 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22038 * doc/invoke.texi (Wunused-value): Update description.
22039 (Wextra): Delete item.
22040 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22041 value of Wunused-value.
22042 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22043 (c_finish_stmt_expr): Don't check extra_warnings.
22044 (emit_side_effect_warnings): The caller is responsible to check
22047 2007-02-11 Roger Sayle <roger@eyesopen.com>
22048 Matt Thomas <matt@3am-software.com>
22050 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22052 2007-02-11 Roger Sayle <roger@eyesopen.com>
22054 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22055 comparisons of POPCOUNT against zero.
22056 (simplify_const_relational_operation): Likewise.
22058 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22060 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22062 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22064 * dwarf2out.c (root_type): Delete unused function.
22066 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22068 * genattrtab.c (contained_in_p): Delete unused function.
22069 (write_expr_attr_cache): Likewise.
22071 2007-02-11 Jan Hubicka <jh@suse.cz>
22073 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22076 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22078 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22079 to add the REG_EQ* note.
22080 * see.c (see_merge_one_use_extension): Likewise.
22081 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22082 turn REG_EQUAL notes into REG_EQUIV notes if the target
22083 register may have more than one set.
22084 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22085 * gcse.c (try_replace_reg): Likewise.
22086 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22087 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22088 more than one REG_EQUIV note.
22089 * reload1.c (gen_reload): Use set_unique_reg_note.
22091 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22093 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22094 (ix86_builtin_conversion): New function.
22096 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22099 * tree.h (DECL_REPLACEABLE_P): New macro.
22100 * except.c (set_nothrow_function_flags): Likewise.
22102 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22103 Ira Rosen <irar@il.ibm.com>
22104 Dorit Nuzman <dorit@il.ibm.com>
22106 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22107 * targhooks.c (default_builtin_vectorized_conversion): New.
22108 * targhooks.h (default_builtin_vectorized_function): New declaration.
22109 * target.h (struct vectorize): Add builtin_conversion field.
22110 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22111 stmt_vec_info_type value.
22112 (vectorizable_conversion): New declaration.
22113 * tree-vect-analyze.c (vect_analyze_operations): Add
22114 vectorizable_conversion call.
22115 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22116 * tree-vect-transform.c (vectorizable_conversion): New function.
22117 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22118 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22120 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22121 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22122 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22123 or ALTIVEC_BUILTIN_VCFSX.
22125 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22128 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22129 CONST_DOUBLE and operand 0 is a hard register.
22130 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22131 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22132 is a hard floating-point register.
22134 2007-02-10 Richard Henderson <rth@redhat.com>
22135 Jakub Jelinek <jakub@redhat.com>
22136 Alexandre Oliva <aoliva@redhat.com>
22138 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22139 * builtin-types.def (BT_WORD): Make unsigned.
22140 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22141 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22142 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22143 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22144 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22145 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22147 * expr.c (emutls_var_address): New.
22148 (expand_expr_real_1): Expand emulated tls.
22149 (expand_expr_addr_expr_1): Likewise.
22150 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22151 * output.h (emutls_finish): Declare.
22152 * toplev.c (compile_file): Call it.
22153 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22154 address before wrapping in CONST.
22155 * varasm.c (emutls_htab, emutls_object_type): New.
22156 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22157 (get_emutls_object_name, get_emutls_object_type): New.
22158 (get_emutls_init_templ_addr, emutls_decl): New.
22159 (emutls_common_1, emutls_finish): New.
22160 (assemble_variable): When emulating tls, swap decls; generate
22161 constructor for the emutls objects.
22162 (do_assemble_alias): When emulating tls, swap decl and target name.
22163 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22165 * varpool.c (decide_is_variable_needed): Look at force_output.
22166 Recurse for emulated tls.
22167 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22168 with decide_is_variable_needed.
22169 * emutls.c: New file.
22170 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22171 tls_object for real tls.
22173 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22175 PR rtl-optimization/29599
22176 * reload1.c (eliminate_regs_in_insn): Take the destination
22177 mode into account when computing the offset.
22179 2007-02-09 Stuart Hastings <stuart@apple.com>
22180 Richard Henderson <rth@redhat.com>
22182 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22183 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22184 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22185 fixuns_truncdfhi2): New.
22186 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22187 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22188 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22189 (floatunssidf2): Allow nonimmediate source.
22190 * config/i386/sse.md (movdi_to_sse): New.
22191 (vec_concatv2di): Drop '*'.
22192 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22193 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22194 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22196 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22197 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22198 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22199 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22200 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22201 ix86_build_const_vector.
22202 (x86_emit_floatuns): Rewrite.
22204 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22206 * genautomata.c (longest_path_length): Delete unused function.
22207 (struct state): Delete unused longest_path_length.
22208 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22209 (get_free_state): Delete unused.
22211 2007-02-09 Jan Hubicka <jh@suse.cz>
22213 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22214 * doc/invoke.texi (inline-unit-growth): Update default value.
22216 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22217 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22218 (rebuild_cgraph_edges): Likewise.
22219 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22220 (dump_cgraph_node): Dump frequencies.
22221 (cgraph_clone_edge): Add frequency scales.
22222 (cgraph_clone_node): Add freuqnecy.
22223 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22224 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22225 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22226 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22227 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22228 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22229 (save_inline_function_body): Likewise.
22230 * ipa-inline.c: inluce rtl.h
22231 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22232 (cgraph_edge_badness): Use frequencies.
22233 (cgraph_decide_recursive_inlining): Update clonning.
22234 (cgraph_decide_inlining_of_small_function): Dump frequency.
22235 * predict.c (estimate_bb_frequencies): Export.
22236 * predict.h (estimate_bb_frequencies): Declare.
22237 * tree-inline.c (copy_bb): Watch overflows.
22238 (expand_call_inline): Update call of cgraph_create_edge.
22239 (optimize_inline_calls): Use TODO flags to update frequnecies.
22240 * passes.h: Include predict.h
22241 (init_optimization_passes): Move profile ahead.
22242 (execute_function_todo): Handle TODO_rebuild_frequencies.
22244 2007-02-09 Roger Sayle <roger@eyesopen.com>
22246 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22247 the insbl or inswl pattern into a register.
22249 2007-02-09 Roger Sayle <roger@eyesopen.com>
22251 * config/ia64/ia64.md (bswapdi2): New define_insn.
22253 2007-02-09 Richard Henderson <rth@redhat.com>
22255 * config/i386/constraints.md (Ym): New constraint.
22256 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22257 (movdi_1_rex64): Split sse and xmm general register moves from
22258 memory move alternatives. Use conditional register constraints.
22259 (movsf_1, movdf_integer): Likewise.
22260 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22261 (movdf_integer_rex64): New.
22262 (pushsf_rex64): Fix output constraints.
22263 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22264 (sse2_stored): Likewise.
22265 (sse2_storeq_rex64): New.
22266 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22267 amd and not generic.
22268 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22269 for optimize_size. Remove SF/DFmode hack.
22271 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22273 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22276 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22277 Richard Sandiford <richard@codesourcery.com>
22279 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22280 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22281 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22282 m68k/t-mlib to tmake_file.
22283 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22284 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22285 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22286 Allow it to be cf or m68k. Set m68k_arch_family. If that
22287 variable is not empty, add t-$m68k_arch_family to tmake_file.
22288 Add t-mlibs to tmake_file.
22289 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22290 * config/m68k/t-cf: New file.
22291 * config/m68k/t-m68k: Likewise.
22292 * config/m68k/t-mlibs: Likewise.
22293 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22294 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22295 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22296 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22297 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22299 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22300 (INSTALL_LIBGCC): Delete.
22301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22302 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22304 (M68K_MLIB_CPU): Define.
22305 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22306 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22307 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22309 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22310 Richard Guenther <rguenther@suse.de>
22312 PR middle-end/23361
22313 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22314 against INT_MIN/INT_MAX.
22315 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22316 file if a loop is removed.
22318 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22320 * calls.c (store_one_arg): Pass correct alignment to
22321 emit_push_insn for non-BLKmode values.
22322 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22323 unaligned stack slot via a suitably aligned slot.
22325 2007-02-08 DJ Delorie <dj@redhat.com>
22327 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22329 (legal_subregs): Use unsigned char, make const.
22330 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22332 2007-02-08 Paul Brook <paul@codesourcery.com>
22334 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22335 special interworking needed.
22337 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22339 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22340 conditional to __SSE2__.
22341 (Entries below should have been added to first ChangeLog
22342 entry for amdfam10 dated 2007-02-05)
22343 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22345 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22347 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22350 2007-02-08 DJ Delorie <dj@redhat.com>
22352 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22353 * config/m32c/m32c.c (legal_subregs): New.
22354 (m32c_illegal_subreg_p): New.
22355 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22356 unsupported subregs of hard regs.
22358 2007-02-08 Jan Hubicka <jh@suse.cz>
22360 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22361 the same one; always update histograms.
22363 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22365 * passes.c (init_optimization_passes): Tidy comment.
22367 2007-02-08 Roger Sayle <roger@eyesopen.com>
22369 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22370 strip zero_extend, bswap and rotates from POCOUNT's argument.
22371 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22372 zero_extend and rotates from PARITY's argument.
22373 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22374 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22375 of an integer constant at compile-time.
22377 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22380 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22382 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22385 * tree-ssa-live.c (remove_unused_locals): Do not remove
22386 TREE_ADDRESSABLE variables.
22387 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22388 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22389 FOR_CLOBBER. Update all users.
22390 If VAR has an associated alias set, add a virtual operand for
22391 it if no alias is found to conflict with the memory reference.
22393 2007-02-07 Jan Hubicka <jh@suse.cz>
22394 Robert Kidd <rkidd@crhc.uiuc.edu>
22396 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22398 2007-02-07 Ian Lance Taylor <iant@google.com>
22400 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22402 2007-02-07 Roger Sayle <roger@eyesopen.com>
22404 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22405 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22406 tablejumpdi, movsi_to_cr_one): Remove constraints from
22407 define_expand's match_operands.
22409 2007-02-07 Roger Sayle <roger@eyesopen.com>
22411 * global.c (compute_regsets): Move declatation of "i" inside of
22412 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22414 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22417 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22418 of INDIRECT_REF <RESULT_DECL>.
22420 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22422 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22423 Kaz Kojima <kkojima@gcc.gnu.org>
22426 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22428 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22430 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22432 * doc/loop.texi: Document possibility not to perform disambiguation
22433 of loops with multiple latches.
22434 * cfgloopmanip.c (alp_enum_p): Removed.
22435 (add_loop): Handle subloops. Use get_loop_body_with_size.
22436 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22437 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22438 the new forwarder block.
22439 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22440 Handle the case latch is NULL.
22441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22442 modifications when marking loop exits.
22443 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22445 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22446 disambiguate_loops_with_multiple_latches.
22447 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22448 before fix_loop_structure.
22449 * cfgloop.c: Include pointer-set.h and output.h.
22450 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22451 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22452 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22453 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22454 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22455 disambiguate_multiple_latches, get_loop_body_with_size,
22456 disambiguate_loops_with_multiple_latches): New functions.
22457 (flow_loop_dump): Dump multiple latch edges.
22458 (flow_loop_nodes_find): Handle loops with multiple latches.
22459 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22460 (glb_enum_p): Modified.
22461 (get_loop_body): Use get_loop_body_with_size.
22462 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22463 (AVOID_CFG_MODIFICATIONS): New constant.
22464 (disambiguate_loops_with_multiple_latches, add_loop,
22465 get_loop_body_with_size): Declare.
22466 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22468 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22470 PR inline-asm/28686
22471 * global.c (compute_regsets): New function.
22472 (global_alloc): Refactored ELIMINABLE_REGSET
22473 and NO_GLOBAL_ALLOC_REGS computation out.
22474 (rest_of_handle_global_alloc): Call compute_regsets()
22475 for non-optimizing case.
22477 2007-02-06 Richard Henderson <rth@redhat.com>
22479 * config/i386/constraints.md (Y2): Rename from Y.
22480 (Yi): New constraint.
22481 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22482 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22483 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22484 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22485 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22486 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22487 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22488 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22489 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22490 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22491 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22492 vec_extractv2si_1): Change Y constraints to Y2.
22493 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22494 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22495 Change Y constraints to Y2.
22496 (sse2_loadld): Change Y constraints to x.
22498 2007-02-06 Roger Sayle <roger@eyesopen.com>
22500 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22501 (parity<mode>2): New define_expand using rs6000_emit_parity.
22502 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22503 rs6000_emit_parity): New functions.
22504 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22505 rs6000_emit_parity): Prototype here.
22507 2007-02-06 Ian Lance Taylor <iant@google.com>
22509 * lower-subreg.c (simple_move_operand): Reject CONST.
22510 (resolve_clobber): Call validate_change rather than directly
22511 assigning to XEXP (pat, 0).
22513 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22515 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22516 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22517 (tree-cfg.o): Remove hashtab.h dependency.
22519 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22520 (struct ivopts_data): Change niters to pointer_map_t.
22521 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22522 (niter_for_exit): Create pointer_map on demand. Change for
22524 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22525 (free_loop_data): Destroy data->niters if created and reset field.
22526 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22527 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22529 * tree-ssa-reassoc.c: Include pointer-set.h.
22530 (bb_rank): Change to long *.
22531 (operand_rank): Change to pointer_map_t.
22532 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22533 (insert_operand_rank): Accept long.
22534 (operand_entry_hash, operand_entry_eq): Remove.
22535 (get_rank): Return long. Adjust for changes above.
22536 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22538 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22540 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22541 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22542 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22544 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22545 directly since it cannot be NULL.
22546 (get_vi_for_tree): Rewrite for pointer_map API.
22547 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22548 (init_alias_vars): Create vi_for_tree as pointer_map.
22549 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22551 * tree-cfg.c: Don't include hashtab.h.
22552 (edge_to_cases): Declare as pointer_map.
22553 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22555 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22556 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22557 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22559 (record_switch_edge): Delete.
22560 (get_cases_for_edge): Adjust for pointer_map API, inline
22561 record_switch_edge (rewritten for new API), remove goto.
22563 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22565 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22566 * tree-nested.c: Include pointer-set.h.
22567 (var_map_elt, var_map_eq, var_map_hash): Delete.
22568 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22569 to pointer_map_t's.
22570 (nesting_info_bitmap_obstack): New.
22571 (lookup_field_for_decl): Adjust for pointer_map API.
22572 (lookup_tramp_for_decl): Adjust for pointer_map API.
22573 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22574 (get_local_debug_decl): Adjust for pointer_map API.
22575 (convert_nl_goto_reference): Adjust for pointer_map API.
22576 (convert_nl_goto_receiver): Adjust for pointer_map API.
22577 (create_nesting_tree): Create outside GGC space. Create bitmap on
22578 the new obstack. Create field_map and var_map as pointer_maps.
22579 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22581 (lower_nested_functions): Move root here, no need to NULL it.
22582 Initialize and release the obstack.
22584 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22586 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22587 Remove prototypes and make them non-static.
22588 (struct tree_int_map): Remove.
22589 * tree.h (struct tree_int_map): Move here, turning TO into an
22591 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22593 * tree.h (TREE_COMPLEXITY): Remove.
22594 (struct tree_exp): Remove complexity field.
22595 * tree.c (build1_stat): Don't set it.
22597 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22598 Victor Kaplansky <victork@il.ibm.com>
22600 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22601 (vect_is_simple_reduction): Support reduction with induction as
22602 one of the operands.
22603 (vect_is_simple_iv_evolution): Fix formatting.
22604 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22605 formatting. Don't mark induction phis for vectorization.
22606 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22607 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22608 (vect_get_vec_def_for_operand): Support induction.
22609 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22611 (vectorizable_reduction): Support reduction with induction as one of
22613 (vectorizable_type_demotion): Use def-type of stmt argument rather
22614 than dummy def-type.
22616 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22617 flag_tree_scev_cprop.
22618 * common.opt (tree-scev-cprop): New flag.
22620 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22621 call to vect_get_new_vect_var.
22623 2007-02-06 Ira Rosen <irar@il.ibm.com>
22625 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22626 vectype is not NULL.
22627 (vect_pattern_recog_1): Likewise.
22629 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22631 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22632 (fold_negate_expr): Likewise.
22634 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22637 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22638 even if cv-qualification is the same.
22640 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22642 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22643 __enable_execute_stack on completion.
22645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22647 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22648 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22649 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22650 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22651 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22652 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22653 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22654 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22658 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22659 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22660 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22661 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22662 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22663 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22664 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22665 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22666 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22667 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22668 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22669 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22670 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22671 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22672 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22673 sqrtextenddfxf2_i387): Added amdfam10_decode.
22675 * config/i386/athlon.md (athlon_idirect_amdfam10,
22676 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22677 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22678 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22679 athlon_ivector_store_amdfam10): New define_insn_reservation.
22680 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22683 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22685 * config/i386/athlon.md (athlon_call_amdfam10,
22686 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22687 define_insn_reservation.
22688 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22689 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22690 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22692 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22694 * config/i386/athlon.md (athlon_sseld_amdfam10,
22695 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22696 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22700 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22701 define_insn_reservation.
22702 * config/i386/i386.md (sseins): Added sseins to define_attr type
22703 and define_attr unit.
22704 * config/i386/sse.md: Set type attribute to sseins for insertq
22707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22709 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22710 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22711 ssecomi_load_amdfam10, ssecomi_amdfam10,
22712 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22713 define_insn_reservation.
22714 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22718 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22719 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22720 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22721 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22722 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22723 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22724 define_insn_reservation.
22726 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22727 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22728 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22729 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22730 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22734 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22735 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22736 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22737 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22738 athlon_ssemul_load_k8): Added amdfam10.
22740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22742 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22743 (x86_sse_unaligned_move_optimal): New variable.
22745 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22747 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22748 for unaligned vector SSE double/single precision loads for AMDFAM10.
22750 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22752 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22753 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22754 Define TARGET_CPU_DEFAULT_amdfam10.
22755 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22756 (processor_type): Add PROCESSOR_AMDFAM10.
22758 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22759 processor_type in config/i386/i386.h.
22760 Enable imul peepholes for TARGET_AMDFAM10.
22762 * config.gcc: Add support for --with-cpu option for amdfam10.
22764 * config/i386/i386.c (amdfam10_cost): New variable.
22765 (m_AMDFAM10): New macro.
22766 (m_ATHLON_K8_AMDFAM10): New macro.
22767 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22768 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22769 x86_promote_QImode, x86_integer_DFmode_moves,
22770 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22771 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22772 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22773 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22774 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22775 Enable/disable for amdfam10.
22776 (override_options): Add amdfam10_cost to processor_target_table.
22777 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22778 processor_alias_table.
22779 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22780 (ix86_adjust_cost): Add code for amdfam10.
22782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22784 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22785 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22786 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22787 * config/i386/i386.h: Add builtin definition for SSE4A.
22788 * config/i386/i386.md: Add support for ABM instructions
22789 (popcnt and lzcnt).
22790 * config/i386/sse.md: Add support for SSE4A instructions
22791 (movntss, movntsd, extrq, insertq).
22792 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22793 Add -march=amdfam10 flag.
22794 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22795 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22797 * doc/extend.texi: Add documentation for SSE4A builtins.
22799 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22801 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22803 2007-02-05 Richard Guenther <rguenther@suse.de>
22805 * tree-vectorizer.h (vectorizable_function): Add argument type
22806 argument, change return type.
22807 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22808 * tree-vect-transform.c (vectorizable_function): Handle extra
22809 argument, return vectorized function decl.
22810 (build_vectorized_function_call): Remove.
22811 (vectorizable_call): Handle calls with result and argument types
22812 differing. Handle loop vectorization factor correctly.
22813 * targhooks.c (default_builtin_vectorized_function): Adjust for
22815 * targhooks.h (default_builtin_vectorized_function): Likewise.
22816 * target.h (builtin_vectorized_function): Add argument type
22818 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22819 extra argument, allow vectorizing of lrintf.
22820 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22821 documentation of target hook.
22823 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22826 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22827 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22828 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22830 2007-02-05 Roger Sayle <roger@eyesopen.com>
22832 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22833 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22834 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22835 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22836 before canonicalizing sincos to cexpi.
22837 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22839 2007-02-05 Roger Sayle <roger@eyesopen.com>
22841 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22842 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22843 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22845 2007-02-05 Roger Sayle <roger@eyesopen.com>
22847 * mips-tfile.c (initialize_init_file): Correct endianness test.
22849 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22851 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22852 the 'y' constraint.
22854 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22856 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22857 saves in a PARALLEL before the register assignments.
22859 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22861 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22862 DWARF_FRAME_RETURN_COLUMN to be a general register.
22863 * dwarf2out.c (init_return_column_size): New function, split from...
22864 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22865 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22866 to be nongeneral registers.
22867 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22869 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22870 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22872 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22874 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22876 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22878 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22879 (remove_path): Use can_remove_branch_p and remove_branch instead
22880 of loop_delete_branch_edge.
22881 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22882 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22883 Update profile using scale_dominated_blocks_in_loop.
22884 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22885 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22886 (can_remove_branch_p, remove_branch): Declare.
22887 * tree-cfg.c (tree_can_remove_branch_p): New function.
22888 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22889 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22890 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22892 2007-02-05 Jan Hubicka <jh@suse.cz>
22894 PR middle-end/30696
22895 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22896 nodes in cgraph, don't remove offline copy of the function.
22898 2007-02-04 Jan Hubicka <jh@suse.cz>
22900 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22901 vectors might cause maybe_lookup_element_for_expr to be called
22902 on non-sra-candidate.
22904 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22906 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22907 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22908 spelling conventions.
22910 2007-02-04 Richard Guenther <rguenther@suse.de>
22912 PR middle-end/30636
22913 * fold-const.c (try_move_mult_to_index): Make sure to not
22914 overflow one dimension of a multi-dimensional array access.
22916 2007-02-04 Jan Hubicka <jh@suse.cz>
22918 * passes.c (init_optimization_passes): Reindent.
22920 2007-02-04 Jan Hubicka <jh@suse.cz>
22921 Eric Botcazou <ebotcazou@adacore.com>
22923 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22924 (execute_fixup_cfg): Break out the abnormal goto code.
22925 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22926 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22927 (optimize_inline_calls): Call make_nonlocal_label_edges.
22929 2007-02-04 Jan Hubicka <jh@suse.cz>
22931 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22932 true when something was changed.
22933 (rename_ssa_copies): When something was changed, do
22934 TODO_remove_unused_locals.
22935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22936 add TODO_remove_unused_locals when instruction was removed.
22938 2007-02-04 Jan Hubicka <jh@suse.cz>
22940 * ipa-inline.c (try_inline): Improve debug output; work on already
22942 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22943 call try_inline for already inlined edges too when flattening;
22944 inline also functions that make callee growth but overall unit size
22947 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22949 * config/m32c/bitops.md, config/m32c/jump.md,
22950 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22951 config/m32r/m32r.h, config/m32r/m32r.md,
22952 config/m32r/predicates.md, config/m68hc11/larith.asm,
22953 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22954 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22955 config/mips/mips-protos.h, config/mips/mips.c,
22956 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22957 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22958 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22959 spelling conventions.
22961 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22962 Follow spelling conventions.
22964 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22966 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22967 warn about C++0x compatibility.
22969 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22971 * config/h8300/h8300.c, config/h8300/h8300.h,
22972 config/h8300/h8300.md: Follow spelling conventions.
22974 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22976 PR middle-end/30667
22977 * combine.c (try_combine): Do not substitute source operand
22978 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22980 2007-02-03 Jan Hubicka <jh@suse.cz>
22982 PR gcov-profile/30650
22983 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22984 do not divide by zero for never executed counters.
22985 (tree_find_values_to_profile): Fix counters.
22986 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22988 2007-02-03 Ian Lance Taylor <iant@google.com>
22990 * lower-subreg.c (simple_move_operand): New static function,
22991 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22993 (simple_move): Call simple_move_operand.
22994 (find_decomposable_subregs): Add special handling of MEMs.
22995 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22996 meaning of return value. If we see a hard register, test whether
22997 it can store a word_mode value. Change all callers.
22999 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23001 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23002 ftrapv insns and expanders.
23003 (subdi3): Change define_expand operand 1 to arith11_operand, and
23004 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23005 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23006 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23009 PR middle-end/30174
23010 * varasm.c (notice_global_symbol): Treat global objects as weak when
23011 flag_shlib is true.
23013 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23015 * emit-rtl.c (dconstpi): Delete.
23016 (dconstsqrt2): New.
23017 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23018 * real.h (dconstpi): Delete.
23019 (dconstsqrt2): New.
23020 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23021 (fold_builtin_hypot): Likewise.
23023 2007-02-03 Tom Tromey <tromey@redhat.com>
23026 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23027 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23029 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23031 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23032 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23033 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23034 config/rs6000/cell.md, config/rs6000/darwin.h,
23035 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23036 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23037 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23038 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23039 typos. Follow spelling conventions.
23040 * doc/invoke.texi: Follow spelling conventions.
23042 2007-02-03 Roger Sayle <roger@eyesopen.com>
23044 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23045 canonicalization transformations that attempt to simplify integer
23046 constant comparisons to become comparisons against zero.
23048 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23050 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23052 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23053 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23055 2007-02-02 Mike Stump <mrs@apple.com>
23057 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23058 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23059 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23060 generate a branch island.
23062 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23064 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23065 (xtensa_legitimate_address_p): New.
23066 (xtensa_legitimize_address): New.
23067 (xtensa_output_addr_const_extra): New.
23068 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23070 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23071 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23072 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23073 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23074 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23075 (xtensa_legitimize_address): New.
23076 (xtensa_output_addr_const_extra): New.
23078 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23080 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23082 2007-02-02 Ian Lance Taylor <iant@google.com>
23084 * expmed.c (expand_divmod): Add comment.
23086 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23088 * emit-rtl.c (renumber_insns): Remove.
23089 * flags.h: Remove the extern for flag_renumber_insns.
23090 * rtl.h: Remove the prototype for renumber_insns.
23091 * toplev.c (flag_renumber_insns): Remove.
23093 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23095 Revert for x86 darwin:
23096 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23098 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23099 code before the following patch under TARGET_MACHO.
23100 (ix86_function_value_regno_p): Likewise.
23102 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23104 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23107 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23110 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23111 loads to general or fp registers. Add comments.
23112 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23114 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23116 * pointer-set.c (insert_aux): Only return insertion slot.
23117 (pointer_set_insert): Adjust.
23118 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23119 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23120 pointer_map_traverse): New.
23121 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23122 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23123 pointer_map_contains, pointer_map_traverse): Declare.
23125 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23127 PR middle-end/30473
23128 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23129 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23131 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23133 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23135 (struct _dep): New type.
23136 (dep_t): New typedef.
23137 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23138 (DEP_STATUS): New access macro. The macro with the same name was
23139 renamed to DEP_LINK_STATUS.
23140 (dep_init): Declare function
23142 (struct _dep_link): New type.
23143 (dep_link_t): New typedef.
23144 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23145 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23146 (DEP_LINK_STATUS): New macro.
23147 (debug_dep_links): New debug function.
23149 (struct _deps_list): New type.
23150 (deps_list_t): New typedef.
23151 (DEPS_LIST_FIRST): New access macro.
23152 (FOR_EACH_DEP_LINK): New cycle macro.
23153 (create_deps_list, free_deps_list, delete_deps_list): Declare
23155 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23156 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23157 (copy_deps_list_change_con): Ditto.
23159 (move_dep_link): Declare function.
23161 (struct _dep_node): New type.
23162 (dep_node_t): New typedef.
23163 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23165 (struct haifa_insn_data.back_deps): New field to hold backward
23166 dependencies of the insn.
23167 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23169 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23170 Change its type to deps_list_t.
23171 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23172 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23173 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23175 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23177 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23179 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23181 (dep_cost): Declare.
23183 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23184 (ds_to_dk, dk_to_ds): New functions.
23186 (init_dep_1): New static function.
23187 (init_dep): New function.
23188 (copy_dep): New static function.
23190 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23192 (detach_dep_link): New static function.
23193 (move_dep_link): New function.
23195 (dep_links_consistent_p, dump_dep_links): New static functions.
23196 (debug_dep_links): New debugging function.
23198 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23200 (alloc_deps_list, init_deps_list): New static functions.
23201 (create_deps_list): New function.
23202 (clear_deps_list): New static function.
23203 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23204 (deps_list_consistent_p, dump_deps_list): New static functions.
23205 (debug_deps_list): New function.
23206 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23208 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23210 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23211 use new scheduler dependencies lists.
23212 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23213 (sched_analyze): Ditto. Initialize dependencies lists.
23214 (add_forw_dep, compute_forward_dependences): Update to use new
23215 scheduler dependencies lists.
23217 (init_dependency_caches): Init deps_obstack.
23218 (free_dependency_caches): Free deps_obstack.
23220 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23221 new scheduler dependencies lists.
23222 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23223 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23225 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23226 Update to use new scheduler dependencies lists.
23227 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23228 (debug_dependencies): Ditto.
23229 (schedule_region): Update comments.
23231 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23232 scheduler dependencies lists.
23233 (schedule_ebb): Update comments.
23235 * rtl.def (DEPS_LIST): Remove.
23237 * lists.c (unused_deps_list): Remove.
23238 (free_list): Update assertions.
23240 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23241 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23243 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23244 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23246 * haifa-sched.c (comments): Update.
23247 (insn_cost1): Remove. Inline the code into insn_cost ().
23248 (insn_cost): Update to use new scheduler dependencies lists. Move
23249 processing of the dependency cost to dep_cost ().
23250 (dep_cost): New function. Use it instead of insn_cost () when
23251 evaluating cost of the dependency. Use compatible interface to
23252 interact with the target.
23253 (priority): Update to use new scheduler dependencies lists.
23254 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23255 with greater number of insns that depend on the insn.
23256 (schedule_insn): Update to use new scheduler dependencies lists. Add
23257 code to free backward dependencies lists. Inline and optimize code
23258 from resolve_dep () - see PR28071.
23259 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23260 lists. Update call to targetm.sched.is_costly_dependence hook.
23262 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23263 scheduler dependencies lists.
23265 (resolve_dep): Remove. Move the logic to schedule_insn ().
23266 (init_h_i_d): Initialize dependencies lists.
23268 (process_insn_depend_be_in_spec): Rename to
23269 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23270 dependencies lists.
23271 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23272 Update to use new scheduler dependencies lists.
23273 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23275 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23276 new scheduler dependencies lists.
23277 (build_intra_loop_deps): Ditto.
23279 * target.h (struct _dep): Declare to use in
23280 gcc_target.sched.is_costly_dependence.
23281 (struct gcc_target.sched.adjust_cost): Fix typo.
23282 (struct gcc_target.sched.is_costly_dependence): Change signature to
23283 use single dep_t parameter instead of an equivalent triad.
23284 (struct gcc_target.sched.adjust_cost_2): Remove.
23286 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23288 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23290 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23292 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23294 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23295 (REG_DEP_TRUE): Document.
23297 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23298 Change signature to correspond to the targetm.sched.adjust_cost hook.
23299 Update use in TARGET_SCHED_ADJUST_COST_2.
23300 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23301 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23302 new scheduler dependencies lists.
23303 (ia64_gen_check): Ditto.
23305 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23306 scheduler dependencies lists.
23308 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23309 signature to correspond to the targetm.sched.is_costly_dependence hook.
23310 (is_costly_group): Update to use new scheduler dependencies lists.
23312 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23313 instead of INSN_COST () macro.
23315 2007-02-01 Ian Lance Taylor <iant@google.com>
23317 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23319 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23321 * pa.md (tp_load): Correct mfctl instruction syntax.
23323 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23325 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23326 altivec_padding_size calculation on AIX. Improve comment, add
23327 assert to verify that it's right.
23329 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23332 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23334 PR inline-asm/28686
23335 * global.c (global_alloc): Add mising initialization of
23338 2007-02-01 Roger Sayle <roger@eyesopen.com>
23340 * alias.c (init_alias_analysis): Correct whitespace.
23341 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23342 partition_hot_cold_basic_blocks): Likewise.
23343 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23344 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23345 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23346 fold_builtin_snprintf_chk, fold_builtin_printf,
23347 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23348 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23349 * cfgcleanup.c (cleanup_cfg): Likewise.
23350 * cfgexpand.c (tree_expand_cfg): Likewise.
23351 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23352 * function.c (get_next_funcdef_no): Likewise.
23353 * gengtype.c (main): Likewise.
23354 * genmodes.c (main): Likewise.
23355 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23356 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23357 * ifcvt.c (noce_emit_move_insn): Likewise.
23358 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23360 * stor-layout.c (get_best_mode): Likewise.
23361 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23362 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23363 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23364 perform_var_substitution, solve_graph): Likewise.
23365 * tree-vrp.c (vrp_finalize): Likewise.
23367 2007-02-01 Ian Lance Taylor <iant@google.com>
23369 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23370 high part of a paradoxical subreg, return a constant zero.
23372 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23374 * toplev.c (lang_dependent_init): Call init_set_costs.
23375 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23377 2007-02-01 Richard Guenther <rguenther@suse.de>
23379 PR middle-end/30656
23380 * fold-const.c (fold_negate_expr): Allow negating a
23381 constant if overflow does not change.
23383 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23385 * doc/c-tree.texi (Expression trees): Improve markup.
23386 * doc/tm.texi (Register Classes, Addressing Modes)
23387 (Floating Point): Fix spacing after abbreviations. Fix some
23390 2007-02-01 Ben Elliston <bje@au.ibm.com>
23392 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23393 * doc/contrib.texi: Likewise.
23394 * doc/install.texi: Likewise.
23396 2007-01-31 Richard Henderson <rth@redhat.com>
23397 Ian Lance Taylor <iant@google.com>
23399 * lower-subreg.c: New file.
23400 * rtl.def (CONCATN): Define.
23401 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23402 pass_lower_subreg2.
23403 * emit-rtl.c (update_reg_offset): New static function, broken out
23404 of gen_rtx_REG_offset.
23405 (gen_rtx_REG_offset): Call update_reg_offset.
23406 (gen_reg_rtx_offset): New function.
23407 * regclass.c: Revert patch of 2006-03-05, restoring
23409 (clear_reg_info_regno): New function.
23410 * dwarf2out.c (concatn_loc_descriptor): New static function.
23411 (loc_descriptor): Handle CONCATN.
23412 * common.opt (fsplit_wide_types): New option.
23413 * opts.c (decode_options): Set flag_split_wide_types when
23415 * timevar.def (TV_LOWER_SUBREG): Define.
23416 * rtl.h (gen_reg_rtx_offset): Declare.
23417 (reg_scan_update): Declare.
23418 * regs.h (clear_reg_info_regno): Declare.
23419 * tree-pass.h (pass_lower_subreg): Declare.
23420 (pass_lower_subreg2): Declare.
23421 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23422 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23423 -fsplit-wide-types.
23424 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23425 * Makefile.in (OBJS-common): Add lower-subreg.o.
23426 (lower-subreg.o): New target.
23428 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23430 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23432 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23435 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23437 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23439 PR middle-end/29335
23440 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23442 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23444 * cfgloop.h: Include vec-prim.h.
23445 (enum li_flags): Remove LI_ONLY_OLD.
23446 (loop_iterator): Changed.
23447 (fel_next, fel_init): Iterate over loop tree.
23448 (FOR_EACH_LOOP_BREAK): New macro.
23449 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23451 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23452 * modulo-sched.c (sms_schedule): Ditto.
23453 * tree-vectorizer.c (vectorize_loops): Ditto.
23454 * doc/loop.texi: Update information on loop numbering and behavior of
23455 FOR_EACH_LOOP wrto new loops.
23456 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23457 add_to_evolution_1): Test nestedness of loops instead of comparing
23459 * tree-chrec.c (chrec_fold_plus_poly_poly,
23460 chrec_fold_multiply_poly_poly, chrec_evaluate,
23461 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23462 reset_evolution_in_loop): Ditto.
23463 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23465 2007-01-31 Dirk Mueller <dmueller@suse.de>
23467 * c-common.c (warn_about_parentheses): Separate warning about
23468 un-parenthized sequence of comparison operators from the one
23469 which is supposed to warn about x <= y <= z.
23471 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23473 * optabs.h (enum optab_index): Add new OTI_isinf.
23474 (isinf_optab): Define corresponding macro.
23475 * optabs.c (init_optabs): Initialize isinf_optab.
23476 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23478 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23479 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23481 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23482 expand_builtin_interclass_mathfn.
23483 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23484 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23485 (fxam<mode>2_i387): New insn pattern.
23486 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23487 built-in functions as x87 inline asm.
23489 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23491 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23493 2007-01-30 Eric Christopher <echristo@apple.com>
23495 * config.gcc: Add geode.
23497 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23499 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23500 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23501 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23502 value-prof.c: Fix comment typos.
23504 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23507 * doc/invoke.texi (Wpointer-arith): Document warning.
23509 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23511 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23512 the list of discrepancies from the draft TR.
23514 2007-01-30 Dirk Mueller <dmueller@suse.de>
23517 * doc/invoke.texi (-Wreturn-type): Update description to
23518 match new behavior.
23520 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23522 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23524 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23526 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23527 to handle optabs that operate on floating point input argument and
23528 output to integer output.
23529 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23530 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23531 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23532 expand_builtin_interclass_mathfn ().
23533 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23534 (ilogbsi2): Remove.
23535 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23536 ilogbl built-in functions as x87 intrinsics.
23538 2007-01-30 Richard Guenther <rguenther@suse.de>
23540 PR middle-end/27657
23541 * dwarf2out.c (reference_to_unused): Query varpool if the
23542 variable was output.
23544 2007-01-30 Richard Guenther <rguenther@suse.de>
23546 PR middle-end/30313
23547 * passes.c (execute_one_pass): Reset in_gimple_form to not
23548 confuse non-unit-at-a-time mode.
23550 2007-01-29 Roger Sayle <roger@eyesopen.com>
23551 Richard Guenther <rguenther@suse.de>
23553 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23554 avoid undefined behaviour on overflow. Use force_fit_type_double
23555 to construct the constant with the specified TREE_OVERFLOW.
23557 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23559 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23560 * config/dfp-bit.h: Ditto.
23562 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23564 * c-decl.c (pop_scope): Replace warnings with call to
23565 warn_for_unused_label.
23566 * c-common.h (warn_for_unused_label): Declare.
23567 * c-common.c (warn_for_unused_label): Define.
23569 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23571 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23574 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23576 * Makefile.in (USER_H): Remove decfloat.h.
23577 * ginclude/decfloat.h: Delete, moving contents to ...
23578 * ginclude/float.h: Add support for decimal floating point,
23579 guarded by __STDC_WANT_DEC_FP__.
23581 2007-01-29 Mike Stump <mrs@apple.com>
23583 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23584 Analysis and Representation to resolve case insensitive conflict.
23585 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23587 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23589 * tree.h (struct tree_memory_tag): Add aliases member.
23590 (MTAG_ALIASES): New macro.
23591 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23592 (add_may_alias): Remove pointer-set. Update for may_aliases being
23594 (mark_aliases_call_clobbered): Update for may_aliases being a
23596 (compute_tag_properties): Ditto.
23597 (create_partition_for): Ditto.
23598 (compute_memory_partitions): Ditto.
23599 (dump_may_aliases_for): Ditto.
23600 (is_aliased_with): Ditto.
23601 (add_may_alias_for_new_tag): Ditto.
23602 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23603 (compute_is_aliased): New function.
23604 (compute_may_aliases): Call compute_is_aliased).
23605 (init_alias_info): Initialize alias_bitmap_obstack.
23606 (union_alias_set_into): New function.
23607 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23608 (have_common_aliases_p): Rewrite to take two bitmaps and use
23610 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23611 Update for bitmaps.
23612 (finalize_ref_all_pointers): Update for add_may_alias changes.
23613 (new_type_alias): Ditto.
23614 * tree-flow-inline.h (may_aliases): Return a bitmap.
23615 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23616 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23617 may_aliases being a bitmap.
23618 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23619 may_aliases now returns a bitmap.
23620 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23622 * tree-ssa-operands.c (add_virtual_operand): Update for
23623 may_aliases being a bitmap.
23625 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23627 PR tree-optimization/30630
23628 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23629 variable as changed.
23631 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23634 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23635 expanded only once even if an error occurs.
23637 2007-01-29 Ben Elliston <bje@au.ibm.com>
23639 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23640 (__gcov_average_profiler): Likewise.
23641 (__gcov_ior_profiler): Likewise.
23642 (__gcov_merge_ior): Likewise.
23644 2007-01-28 Jan Hubicka <jh@suse.cz>
23646 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23647 * value-prof.c (stringop_block_profile): Likewise.
23649 2007-01-28 Jan Hubicka <jh@suse.cz>
23651 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23652 Add variant handling histograms; add wrapper.
23653 (clear_storage_via_libcall): Export.
23654 (emit_block_move_hints): Break out from ...; add histograms.
23655 (emit_block_move): ... this one.
23656 (clear_storage_hints): Break out from ...; add histograms.
23657 (clear_storage): ... this one.
23658 (set_storage_via_memset): Handle histogram.
23659 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23660 (clear_storage_hints, clear_storage_via_libcall): Declare.
23661 (set_storage_via_setmem): Update prototype.
23662 * doc/md.texi (movmem, setmem): Document new arguments.
23664 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23665 Add new histograms.
23666 (stringop_block_profile): New global function.
23667 (tree_stringops_values_to_profile): Profile block size and alignment.
23668 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23670 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23671 (stringop_block_profile): Declare.
23672 * builtins.c: Include value-prof.h.
23673 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23674 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23675 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23676 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23677 * profile.c (instrument_values): Add new counters.
23678 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23680 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23681 (tree_init_edge_profiler): Build new profilers.
23682 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23683 (pass_tree_profile): Add dump.
23684 (tree_profile_hooks): Update.
23685 * Makefile.in (LIBGCOV): Add new constants.
23686 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23687 __gcov_ior_profiler): New.
23688 * i386.md (movmem/setmem expanders): Add new optional arguments.
23690 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23692 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23694 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23696 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23697 (tree_unswitch_single_loop): Pass eni_size_weights to
23698 tree_num_loop_insns.
23699 * tree-ssa-loop-manip.c: Include tree-inline.h.
23700 (can_unroll_loop_p): Pass eni_size_weights to
23701 tree_num_loop_insns.
23702 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23703 Pass eni_size_weights to estimate_num_insns.
23704 * tree.h (init_inline_once): Export.
23705 * toplev.c (backend_init): Call init_inline_once.
23706 * cgraphunit.c (cgraph_process_new_functions,
23707 cgraph_analyze_function): Pass eni_inlining_weights to
23708 estimate_num_insns.
23709 * ipa-inline.c (compute_inline_parameters): Ditto.
23710 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23711 to estimate_num_insns.
23712 (try_unroll_loop_completely): Pass eni_size_weights to
23713 tree_num_loop_insns.
23714 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23715 ot estimate_num_insns.
23716 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23717 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23718 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23719 eni_time_weights): New variables.
23720 (init_inline_once): Initialize them.
23721 (struct eni_data): Mew.
23722 (estimate_num_insns_1, estimate_num_insns): Use weights.
23723 * tree-inline.h (struct eni_weights_d): New.
23724 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23725 (estimate_num_insns): Declaration changed.
23726 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23727 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23728 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23730 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23732 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23733 relations in the conflict function is valid.
23735 2007-01-27 Ian Lance Taylor <iant@google.com>
23737 * common.opt: Add fstrict-overflow.
23738 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23739 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23740 (TYPE_OVERFLOW_UNDEFINED): Define.
23741 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23743 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23744 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23745 (fold_negate_expr): Likewise.
23746 (make_range): Likewise.
23747 (extract_muldiv_1): Likewise.
23748 (maybe_canonicalize_comparison): Likewise.
23749 (fold_comparison): Likewise.
23750 (fold_binary): Likewise.
23751 (tree_expr_nonnegative_p): Likewise.
23752 (tree_expr_nonzero_p): Likewise.
23753 * tree-vrp.c (compare_values): Likewise.
23754 (extract_range_from_binary_expr): Likewise.
23755 (extract_range_from_unary_expr): Likewise.
23756 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23758 (nowrap_type_p): Likewise.
23759 * tree-scalar-evolution.c (simple_iv): Likewise.
23760 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23761 (build_range_check): Likewise.
23762 (extract_muldiv_1): Likewise.
23763 (fold_comparison): Likewise.
23764 * tree-vrp.c (vrp_int_const_binop): Likewise.
23765 (extract_range_from_unary_expr): Likewise.
23766 * convert.c (convert_to_integer): Likewise.
23767 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23768 (fold_comparison): Likewise.
23769 (fold_binary): Likewise.
23770 * optabs.c (optab_for_tree_code): Likewise.
23771 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23772 * simplify-rtx.c (simplify_const_relational_operation): Check
23773 flag_strict_overflow and flag_trapv.
23774 (simplify_const_relational_operation): Likewise.
23775 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23776 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23779 2007-01-27 Roger Sayle <roger@eyesopen.com>
23781 * tree.c (tree_fold_gcd): Delete.
23782 * tree.h (tree_fold_gcd): Remove prototype.
23783 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23784 test whether one constant integer is a multiple of another. Instead
23785 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23786 * fold-const.c (multiple_of_p): We've determined both TOP and
23787 BOTTOM are integer constants so we can call int_const_binop directly
23788 instead of the more generic const_binop.
23790 2007-01-27 Roger Sayle <roger@eyesopen.com>
23792 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23793 1*X check that the constant hasn't overflowed, to preserve the
23795 (round_up): Provide an efficient implementation when rouding-up an
23796 INTEGER_CST to a power-of-two.
23798 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23800 * doc/sourcebuild.texi: Add comma for clarity.
23801 * doc/extend.texi: Fix some typos.
23802 * doc/passes.texi: Likewise.
23803 * doc/cppinternals.texi: Likewise.
23804 * doc/c-tree.texi: Likewise.
23805 * doc/tree-ssa.texi: Likewise.
23806 * doc/install.texi: Likewise.
23808 2007-01-27 Jan Hubicka <jh@suse.cz>
23810 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23811 (pass_sra): Do not require alias information.
23812 * passes.c (init_optimization_passes): Add SRA
23814 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23816 * tracer.c (rest_of_handle_tracer): We already cleaned
23817 up the CFG in tracer() so don't do it here again.
23818 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23819 cleanup_cfg here, either. And don't call renumber_insns.
23821 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23822 and BB_HEAD are in the insn stream here. Instead make sure
23823 that BB_INSN is valid on all insns. Also, do check here that
23824 there are no pending branch predictions...
23825 (rtl_verify_flow_info): ...instead of doing it here. Checks
23826 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23829 2007-01-26 Roger Sayle <roger@eyesopen.com>
23831 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23832 function to simplify/factorize operand order canonicalization.
23833 (ix86_fixup_binary_operands): Reorganize using the above function.
23834 (ix86_binary_operator_ok): Likewise.
23836 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23838 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23839 file scope from optimize_attrs.
23840 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23842 (optimize_attrs): Clear insn_code_values after freeing it.
23844 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23846 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23847 a parts.base assignment.
23849 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23851 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23852 (compute_subscript_distance, initialize_data_dependence_relation,
23853 finalize_ddr_dependent, analyze_ziv_subscript,
23854 analyze_siv_subscript_cst_affine,
23855 compute_overlap_steps_for_affine_univar,
23856 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23857 analyze_siv_subscript, analyze_miv_subscript,
23858 analyze_overlapping_iterations, subscript_dependence_tester_1,
23859 compute_self_dependence, free_dependence_relation): Work
23860 with affine_fn instead of chrecs.
23861 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23862 common_affine_function, affine_function_base,
23863 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23864 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23865 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23866 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23867 (all_chrecs_equal_p): Removed.
23868 * tree-data-ref.h (affine_fn, conflict_function): New types.
23869 (struct subscript): Change type of conflicting_iterations_in_a
23870 and conflicting_iterations_in_b.
23872 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23875 * config/pa/pa.h (TARGET_HPUX_11): New.
23876 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23877 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23879 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23880 Richard Guenther <rguenther@suse.de>
23882 * tree-ssa-structalias.c (solve_graph): Handle case
23883 we merged the variable to another.
23885 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23887 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23890 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23891 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23893 2007-01-25 DJ Delorie <dj@redhat.com>
23895 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23896 allow changes to modes which don't fit in those registers.
23898 * reload1.c (choose_reload_regs): Check for invalid subregs before
23899 computing their locations, not after.
23901 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23904 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23905 save Altivec registers in an eh_return function.
23906 (compute_vrsave_mask): Likewise.
23907 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23908 for saving Altivec registers.
23909 (rs6000_emit_prologue): Don't allocate stack twice in
23910 eh_return function. Correct expected value of altivec_save_offset
23911 when using save_world. Describe save of R0 to stack when using
23912 save_world. Describe stack pointer adjustment when using
23913 save_world. Remove duplicated eh_return parameter register saving.
23914 Update sp_offset variable after save_world.
23915 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23917 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23918 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23921 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23923 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23925 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23928 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23929 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23931 2007-01-25 Richard Guenther <rguenther@suse.de>
23933 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23934 * common.opt (-Wcoverage-mismatch): New warning option.
23935 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23936 if -Wcoverage-mismatch is given.
23938 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23940 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23941 (ipcp_driver): Change to static definition.
23942 Add dumping of the ifunctions.
23943 (constant_val_insert): Remove unused parameter. Support for SSA.
23944 (ipcp_propagate_const): Support for SSA.
23945 (ipcp_profile_bb_print): Print only analyzed nodes.
23946 (ipcp_replace_map_create): Remove support for Fortran constant
23948 * ipa-prop.c (ipa_method_modify_stmt,
23949 ipa_callsite_compute_param): Support for SSA.
23950 * ipa-prop.h (ipcp_driver): Remove declaration.
23951 (IS_VALID_TREE_MAP_INDEX): Add define.
23953 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23955 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23957 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23959 PR middle-end/30447
23960 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23961 constant argument to cabs and do it without checking for
23962 -funsafe-math-optimizations.
23964 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23966 * c-common.h (RID_FIRST_CXX0X): New.
23967 (RID_LAST_CXX0X): New.
23968 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23970 * c.opt (Wc++0x-compat): New.
23971 * doc/invoke.texi (-Wc++0x-compat): Document.
23973 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23975 * builtins.c (fold_builtin_carg): New.
23976 (fold_builtin_1): Use it.
23978 2007-01-24 Jan Hubicka <jh@suse.cz>
23980 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23982 * ipa-inline.c (initial_insns, max_insns): Delete.
23983 (compute_max_insns): New function.
23984 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23985 amount of insns as base for code growth.
23986 (cgraph_decide_inlining): Make initial_insns local; do not compute
23988 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23989 * doc/invoke.texi (inline-unit-growth): Update docs.
23991 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23993 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23994 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23995 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23996 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23997 for CPUs that have PTA_CX16 set.
23999 PR middle-end/27416
24000 * gimplify.c (omp_check_private): New function.
24001 (gimplify_scan_omp_clauses): Use it for
24002 firstprivate/lastprivate/reduction.
24004 PR middle-end/30494
24005 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24006 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24008 PR middle-end/30421
24009 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24010 If lower_lastprivate_clauses emits some statements, append them
24011 to dlist rather than body_p and to body_p append an initializer.
24012 (lower_omp_for): Adjust caller.
24014 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24016 * target.h (globalize_decl_name): New.
24017 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24018 * output.h (default_globalize_decl_name): New.
24019 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24021 (globalize_decl): Ditto.
24022 (default_globalize_decl_name): New.
24023 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24024 (ia64_handle_version_id_attribute): New.
24025 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24026 (ia64_asm_output_external): Use globalize_decl_name instead
24027 of globalize_label.
24028 * doc/extend.texi (version_id): New pragma.
24029 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24031 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24033 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24034 _uleb128_t and _Unwind_SWord with _sleb128_t.
24035 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24036 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24038 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24039 * unwind-pe.h (read_uleb128, read_sleb128,
24040 read_encoded_value_with_base): Likewise.
24041 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24043 2007-01-24 Richard Guenther <rguenther@suse.de>
24045 * builtins.c (expand_builtin_cexpi): Get the fndecl
24046 for cexp in the correct way.
24048 2007-01-24 Jan Hubicka <jh@suse.cz>
24050 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24053 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24055 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24056 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24057 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24058 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24059 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24060 __SIZEOF_PTRDIFF_T__.
24061 * doc/cpp.texi: Documentation for the new builtin macros added.
24063 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24065 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24066 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24067 instead of operands[2] to avoid access past the end of array.
24069 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24071 * reload1.c (emit_reload_insns): Pass the reload register
24072 for a non-spill output reload through forget_old_reloads_1.
24074 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24076 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24077 _SOFT_DOUBLE if doubles use software floating-point.
24078 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24079 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24080 * config/rs6000/darwin-ldouble.c: Also compile functions for
24081 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24082 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24083 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24084 commented-out long double override.
24085 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24086 * config/rs6000/eabispe.h: Likewise.
24087 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24088 long double for non-SPE.
24089 (rs6000_handle_option): Likewise.
24090 (invalid_e500_subreg): Disallow more subregs involding DImode,
24091 DFmode, TImode or TFmode.
24092 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24094 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24096 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24097 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24099 (rs6000_legitimate_address): Also check for TFmode for E500
24101 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24102 (spe_build_register_parallel): Handle TFmode and TCmode.
24103 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24105 (function_arg): Handle TFmode and TCmode for E500 double.
24106 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24108 (print_operand): Handle TFmode and TImode for %y.
24109 (rs6000_generate_compare): Handle TFmode comparisons for E500
24111 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24112 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24113 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24114 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24115 TFmode for E500 double.
24116 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24117 (floatsidf2): Enable for E500 double.
24118 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24119 (extenddftf2): Change to extenddftf2_fprs.
24120 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24121 depending on TARGET_E500_DOUBLE.
24122 (extendsftf2): Enable for E500 double.
24123 (trunctfdf2): Enable for E500 double.
24124 (trunctfsf2): Change to trunctfsf2_fprs.
24125 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24126 depending on TARGET_E500_DOUBLE.
24127 (floatsitf2): Enable for E500 double.
24128 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24129 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24130 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24131 (negtf2): Change to negtf2_internal.
24132 (negtf2): New expander.
24133 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24134 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24135 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24136 (movdi_internal32): Use rs6000_nonimmediate_operand.
24137 (unnamed splitter): Likewise.
24138 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24139 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24140 (SPE64TF, DITI): New mode macros.
24141 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24144 (frob_<mode>_di_2): New.
24145 (frob_tf_di_8_2): New.
24146 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24148 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24150 (frob_ti_<mode>_8_2): New.
24151 (frob_ti_tf_2): New.
24152 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24153 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24155 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24156 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24157 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24158 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24159 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24160 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24163 2007-01-23 Ian Lance Taylor <iant@google.com>
24165 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24167 (OBJS-archive): Reformat, alphabetize.
24168 (OBJS): Change out_object_file to OBJS-md.
24170 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24173 JUMP_P and CALL_P predicates where applicable.
24174 * config/i386/i386.c: Ditto.
24175 * config/i386/i386.md: Ditto.
24176 * config/i386/mmx.md: Ditto.
24177 * config/i386/predicates.md: Ditto.
24179 2007-01-22 Andreas Schwab <schwab@suse.de>
24181 * config/m68k/m68k.h: Fix comment.
24183 2007-01-22 Jan Hubicka <jh@suse.cz>
24185 * passes.c (init_optimization_passes): Do not rerun
24186 pass_early_warn_uninitialized.
24188 2007-01-22 Richard Guenther <rguenther@suse.de>
24190 PR tree-optimization/30038
24191 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24193 (execute_cse_sincos_1): Likewise.
24194 (execute_cse_sincos): Likewise.
24195 (gate_cse_sincos): Likewise.
24196 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24197 the cexpi() canonicalization of sincos().
24198 * tree-pass.h (pass_cse_sincos): Declare.
24199 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24201 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24203 PR rtl-optimization/29329
24204 * combine.c (replaced_rhs_insn): Rename to i2mod.
24205 (replaced_rhs_value): Rename to i2mod_new_rhs.
24206 (i2mod_old_rhs): New global variable.
24207 (combine_instructions): Adjust for above change. Save a copy of
24208 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24209 note are substituted in the second instruction.
24210 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24211 ditch the note if it pertains to the second eliminated register
24212 and this register is mentioned in i2mod_old_rhs.
24215 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24217 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24218 the insn to which the note was originally attached.
24220 2007-01-21 Jan Hubicka <jh@suse.cz>
24222 * ipa-inline.c (inlining_mode): Comment, move up.
24223 (cgraph_decide_inlining_incrementally): Do not perform inlining
24224 itself; fix handling of flattening of self recursive functions.
24225 (cgraph_find_cycles): Remove.
24226 (cgraph_flatten_node): Remove.
24227 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24228 (try_inline): New function.
24229 (cgraph_early_inlining): Update call of
24230 cgraph_decide_inlining_incrementally. Apply inlining here.
24231 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24233 2007-01-21 Dirk Mueller <dmueller@suse.de>
24236 * tree-vrp.c (check_array_bounds): do not warn
24237 about ADDR_EXPR's of ARRAY_REF's which are immediately
24238 used in binary expressions.
24240 2007-01-21 Ira Rosen <irar@il.ibm.com>
24242 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24243 read_write_dep and macros for its access.
24244 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24245 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24246 argument, call vect_check_interleaving for every independent pair of
24247 data-refs. Mark loads that access the same memory location as a store
24249 (vect_check_dependences): Remove.
24250 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24251 call, fix the call to vect_analyze_data_ref_dependence.
24252 (vect_analyze_data_ref_access): For statements that access the same
24253 data-ref, check that they are not stores; for loads, check that there
24254 is no store that access the same location.
24256 2007-01-20 Roger Sayle <roger@eyesopen.com>
24257 Joseph Myers <joseph@codesourcery.com>
24259 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24260 (-fdump-rtl-stack): Likewise.
24261 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24262 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24263 (-mpt-fixed): Use @minus{} for minus sign.
24264 (Using Precompiled Headers): Fix under/overfull hbox.
24266 2007-01-20 Jan Hubicka <jh@suse.cz>
24268 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24269 place within annotation.
24271 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24273 * pa.c (output_move_double): Change array size of xoperands to 4.
24275 2007-01-20 Jan Hubicka <jh@suse.cz>
24277 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24280 2007-01-19 Ian Lance Taylor <iant@google.com>
24282 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24283 constant to unsigned HOST_WIDE_INT before negating.
24285 2007-01-19 Ian Lance Taylor <iant@google.com>
24287 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24289 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24290 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24291 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24292 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24293 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24294 (realloc_vdef, realloc_vuse): Change second parameter to
24296 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24297 fields to unsigned.
24298 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24299 unsigned. Change x and lim locals to unsigned.
24300 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24302 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24303 (copy_virtual_operands): Change i and n locals to unsigned.
24305 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24307 PR middle-end/29335
24308 * builtins.c (fold_builtin_1): Handle builtin fdim.
24310 2007-01-20 Jan Hubicka <jh@suse.cz>
24312 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24313 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24314 init_alias_heapvars.
24315 (init_alias_heapvars): Initialize only when not already initialized.
24316 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24318 2007-01-19 Roger Sayle <roger@eyesopen.com>
24320 * common.opt (fsigned-zeros): New command line option.
24321 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24322 of flag_unsafe_math_optimizations.
24323 * opts.c (set_fast_math_flags): The -ffast-math command line option
24324 implies -fno-signed-zeros.
24325 (fast_math_flags_set_p): Likewise.
24327 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24328 the documentation of -ffast-math appropriately. Wrap long lines.
24330 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24332 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24333 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24335 2007-01-19 Tomas Bily <tbily@suse.cz>
24337 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24339 (tree_init_ic_make_global_vars): New function
24340 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24341 (tree_gen_ic_profiler): New function
24342 (tree_gen_ic_func_profiler): New function
24343 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24344 (tree_profile_hooks): Added hook for indirec/virtual calls
24345 * value-prof.c (tree_find_values_to_profile): New case for
24347 (tree_values_to_profile): Call for determining indirect/virtual
24349 (tree_indirect_call_to_profile): New function
24350 (tree_ic_transform): New function
24351 (tree_ic): New function
24352 (find_func_by_pid): New function
24353 (init_pid_map): New function
24354 (tree_value_profile_transformations): Added check for
24355 indirect/virtual call transformation
24356 * value-prof.h (enum hist_type): New counter type for
24357 indirect/virtual calls
24358 (profile_hooks): Added new hook for profiling indirect/virtual
24360 * profile.c (instrument_values): New case for indirect/virtual
24362 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24363 (GCOV_COUNTER_V_INDIR): New counter type
24364 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24365 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24367 * cgraph.c: Definition of cgraph_max_pid
24368 (cgraph_create_node): Default init of pid attribute
24369 * cgraph.h: Declaration of cgraph_max_pid
24370 (struct cgraph_node): Added pid attribute
24371 * libgcov.c (__gcov_indirect_call_profiler): New function
24372 (__gcov_one_value_profiler_body): New function
24373 (__gcov_one_value_profiler): Body was moved to
24374 __gcov_one_value_profiler_body and calls it
24376 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24378 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24379 * gengtype.c (write_types_data, write_func_for_structure,
24380 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24381 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24382 (walk_type, write_func_for_structure): Generate the mark_hook if
24385 2007-01-19 Jan Hubicka <jh@suse.cz>
24387 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24388 'early' argument take inlining mode argument specifying whether to
24389 inline for size/speeed or all functions; add support for flattening;
24391 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24393 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24396 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24397 the name of the declared identifier.
24399 2007-01-19 Dirk Mueller <dmueller@suse.de>
24401 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24402 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24403 duplicate evaluation.
24405 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24407 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24408 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24409 to XFMode, use acosxf2 and truncate result to requested mode.
24410 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24411 (asin<mode>2): Similarly, with asin expanders.
24412 (*fscalexf4_i387): Rename from *fscalexf4.
24413 (expNcorexf3): New expander.
24414 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24415 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24416 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24417 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24418 patterns for SSE math.
24419 (exp10<mode>2): Similarly, with exp10 expanders.
24420 (exp2<mode>2): Similarly, with exp2 expanders.
24421 (expm1<mode>2): Similarly, with expm1 expanders.
24422 (ldexp<mode>3): Similarly, with ldexp expanders.
24423 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24424 Use gen_truncxf<mode>2_i387_noop to truncate result.
24426 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24428 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24429 for ColdFire targets.
24431 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24432 Richard Sandiford <richard@codesourcery.com>
24434 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24435 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24436 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24437 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24438 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24439 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24441 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24443 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24444 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24445 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24446 (*adddi_dilshr32_cf): New pattern.
24447 (adddi3, subdi3): Remove first alternatives.
24449 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24451 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24452 implemented using move.l, do not use its cc result for floating-point
24455 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24457 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24458 from accepting 's' constraints if flag_pic.
24460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24462 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24463 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24464 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24465 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24467 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24469 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24470 ColdFire alternatives.
24471 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24472 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24473 architectures that support ff1 instruction.
24475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24476 Julian Brown <julian@codesourcery.com>
24478 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24479 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24480 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24485 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24487 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24488 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24489 HOST_WIDE_INT instead of an rtx.
24490 (m68k_rtx_costs): Update call accordingly.
24491 (output_move_const_into_data_reg): Likewise. Fix formatting.
24492 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24494 (output_move_simode_const): Update calls after above changes.
24495 Rework to use automatic variables and predicates like MEM_P.
24496 * config/m68k/m68k.md (pushexthisi_const): Update call to
24499 2007-01-19 Dirk Mueller <dmueller@suse.de>
24501 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24502 in dump_flags test.
24504 2007-01-19 Richard Guenther <rguenther@suse.de>
24506 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24507 via cexp in case sincos is not available.
24509 2007-01-19 Richard Guenther <rguenther@suse.de>
24511 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24512 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24513 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24514 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24515 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24516 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24517 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24518 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24520 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24522 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24524 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24525 (atan2xf3): Directly generate RTL pattern.
24526 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24527 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24528 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24529 disable patterns for SSE math.
24530 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24531 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24532 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24533 disable patterns for SSE math.
24535 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24537 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24539 2007-01-18 Roger Sayle <roger@eyesopen.com>
24541 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24542 VIEW_CONVERT_EXPR to the same type as it's operand.
24544 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24546 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24547 configured for long double 128.
24549 2007-01-18 Mike Stump <mrs@apple.com>
24551 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24554 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24556 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24559 2007-01-18 Jan Hubicka <jh@suse.cz>
24561 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24562 greater than NUM_VOP_FREE_BUCKETS.
24564 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24566 * tree-ssa-structalias.c: Update comments.
24567 (ptabitmap_obstack): Removed.
24568 (pta_obstack): New.
24569 (oldpta_obstack): Ditto.
24570 (stats): Add a few members.
24571 (struct variable_info): Remove node, complex, address_taken, and
24572 indirect_target members. Add oldsolution member.
24573 (new_var_info): Do not initialize removed members.
24574 (constraint_expr_type): Remove INCLUDES.
24575 (constraint_graph): Add size, implicit_preds, rep,
24576 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24577 (FIRST_REF_NODE): New macro.
24578 (LAST_REF_NODE): Ditto.
24579 (FIRST_ADDR_NODE): Ditto.
24580 (find): New function.
24582 (dump_constraint): Do not handle INCLUDES.
24583 (insert_into_complex): Do not insert duplicate constraints.
24584 (condense_varmap_nodes): Renamed and rewritten into ...
24585 (merge_node_constraints): This. Also fix bug in handling of
24586 offseted copy constraints.
24587 (clear_edges_for_node): No longer need to deal with preds at all,
24588 or removing associated preds/succs.
24589 (merge_graph_nodes): Deal with indirect_cycles.
24590 Don't deal with predecessors.
24591 (add_implicit_graph_edge): New function.
24592 (add_pred_graph_edge): Ditto.
24593 (add_graph_edge): Don't deal with predecessors.
24594 (build_constraint_graph): Removed.
24595 (build_pred_graph): New function.
24596 (build_succ_graph): Ditto.
24597 (struct scc_info): Removed in_component. Added roots, dfs, and
24598 node_mapping. Remove visited_index, unification_queue.
24599 (scc_visit): Deal with union-find we do now.
24600 Deal with cycles with REF nodes.
24601 (collapse_nodes): Renamed and rewritten to ...
24602 (unify_nodes): This.
24603 (process_unification_queue): Removed.
24604 (topo_visit): Cleanup
24605 (do_da_constraint): Use find.
24606 (do_sd_constraint): Ditto.
24607 (do_ds_constraint): Ditto.
24608 (do_complex_constraint): Ditto.
24609 (init_scc_info): Update for removed and added members.
24610 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24611 (find_indirect_cycles): This.
24612 (equivalence_class): New variable.
24613 (label_visit): New function.
24614 (perform_variable_substitution): Rewritten.
24615 (free_var_substitution_info): New function.
24616 (find_equivalent_node): Ditto.
24617 (move_complex_constraints): Ditto.
24618 (eliminate_indirect_cycles): Ditto.
24619 (solve_graph): Only propagate changed bits.
24620 Use indirect cycle elimination.
24622 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24623 (tree_id_eq): Renamed to ...
24624 (tree_vi_eq): This. Update for member change
24625 (insert_id_for_tree): Renamed and rewritten to ...
24626 (insert_vi_for_tree): This.
24627 (lookup_id_for_tree): Renamed and rewritten to ...
24628 (lookup_vi_for_tree): This.
24629 (get_id_for_tree): Renamed and rewritten to ...
24630 (get_vi_for_tree): Ditto.
24631 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24632 (process_constraint): Don't handle INCLUDES.
24633 Remove special ADDRESSOF case.
24634 (find_func_aliases): Rewrite to use vi functions instead of id
24636 (create_function_info_for): Ditto.
24637 (create_variable_info_for): Ditto.
24638 (intra_create_variable_infos): Ditto.
24639 (merge_smts_into): Ditto.
24640 (find_what_p_points_to): Ditto.
24641 (init_base_vars): Ditto.
24642 (init_alias_vars): Ditto.
24643 (remove_preds_and_fake_succs): New function.
24644 (dump_sa_points_to_info): Dump new stats.
24645 (dump_solution_for_var): Use find.
24646 (set_used_smts): Fix formatting.
24647 (compute_points_to_sets): Updated for new functions.
24648 (ipa_pta_execute): Ditto.
24650 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24651 Richard Sandiford <richard@codesourcery.com>
24653 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24655 * calls.c (expand_call): If the return value is a PARALLEL,
24656 extract its first member.
24657 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24658 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24659 use FUNCTION_EXTRA_EPILOGUE.
24660 (m68k_function_value): Return a PARALLEL if the return value
24661 is of a pointer type.
24662 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24663 (FUNCTION_EXTRA_EPILOGUE): Remove.
24664 * config/m68k/m68k.md (D0_REG): New constant.
24666 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24668 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24669 output a NOP for empty epilogues.
24671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24673 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24674 before function. Extend register save check to include all
24675 registers, not just integer ones.
24677 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24679 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24680 (m68k_use_return_insn): ...this.
24681 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24682 * config/m68k/m68k.c (use_return_insn): Rename to...
24683 (m68k_use_return_insn): ...this.
24684 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24685 of USE_RETURN_INSN.
24687 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24689 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24690 nearest even, fix denormal rounding overflow.
24692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24694 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24695 f%$smove and f%$move.
24696 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24697 (extendsfdf2_cf): Use fdmove instead of f%&move.
24698 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24699 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24701 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24703 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24706 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24708 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24709 (coldfire_single_format): Declare.
24710 (coldfire_double_format): Likewise.
24711 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24712 of qnan_msb_set to determine the lower bits of a canonical
24714 (encode_ieee_double): Likewise.
24715 (encode_ieee_quad): Likewise.
24716 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24717 (mips_single_format): Likewise.
24718 (ieee_double_format): Likewise.
24719 (mips_double_format): Likewise.
24720 (ieee_extended_motorola_format): Likewise.
24721 (ieee_extended_intel_96_format): Likewise.
24722 (ieee_extended_intel_128_format): Likewise.
24723 (ieee_extended_intel_96_round_53_format): Likewise.
24724 (ibm_extended_format): Likewise.
24725 (mips_extended_format): Likewise.
24726 (ieee_quad_format): Likewise.
24727 (mips_quad_format): Likewise.
24728 (vax_f_format): Likewise.
24729 (vax_d_format): Likewise.
24730 (vax_g_format): Likewise.
24731 (i370_single_format): Likewise.
24732 (i370_double_format): Likewise.
24733 (decimal_single_format): Likewise.
24734 (decimal_double_format): Likewise.
24735 (decimal_quad_format): Likewise.
24736 (c4x_single_format): Likewise.
24737 (c4x_extended_format): Likewise.
24738 (real_internal_format): Likewise.
24739 (coldfire_single_format): New real_format.
24740 (coldfire_double_format): Likewise.
24741 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24742 canonical_nan_lsbs_set.
24743 (pdp11_d_format): Likewise.
24744 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24745 if TARGET_COLDFIRE_CPU.
24747 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24749 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24750 (output_call, m68k_legitimize_call_address): Declare.
24751 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24752 parenthesees. Add support for a 'W' constraint.
24753 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24754 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24755 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24756 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24758 (override_options): Initialize them. Do not set flag_no_function_cse
24759 for TARGET_ID_SHARED_LIBRARY.
24760 (m68k_output_pic_call): Delete.
24761 (m68k_legitimize_call_address): New function.
24762 (print_operand): Remove the %o prefix. Handle the %p prefix.
24763 (output_call): New function.
24764 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24765 target address from the GOT if symbolic jumps are not allowed.
24766 * config/m68k/m68k.md (call, general_operand): Do not set
24767 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24768 Merge separate flag_pic and !flag_pic define_insns into...
24769 (*call, *call_value): ...these new patterns. Match the address
24770 rather than the containing MEM and require it to be a call_operand.
24771 Use output_call to generate the asm template.
24772 * config/m68k/predicates.md (const_call_operand): New predicate.
24773 (call_operand): Likewise.
24775 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24777 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24778 (STACK_GROWS_DOWNWARD): Define to 1.
24779 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24780 comments, emphasizing that these values are only defaults.
24781 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24782 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24784 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24786 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24788 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24789 Richard Sandiford <richard@codesourcery.com>
24791 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24792 (FP_REGNO_P): New macros.
24793 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24794 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24795 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24796 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24800 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24801 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24803 * config/m68k/t-floatlib: New file, extracting common code from...
24804 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24805 * config/m68k/t-uclinux: Here.
24806 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24807 routines on ColdFire targets.
24809 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24811 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24812 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24813 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24814 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24815 explicitly set MOTOROLA to 1.
24816 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24819 Nathan Sidwell <nathan@codesourcery.com>
24821 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24822 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24823 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24824 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24825 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24826 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24827 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24828 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24829 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24830 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24831 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24832 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24833 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24834 (DBX_REGISTER_NUMBER): Delete.
24835 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24836 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24837 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24839 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24841 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24842 * config/flat.h: New file.
24843 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24844 OBJECT_FORMAT_FLAT.
24845 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24846 indirect references for -msep-data or -mid-shared-library.
24847 Do not use PC-relative code addresses either.
24848 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24850 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24851 for shared libraries and crt1.o for executables. Use crti.o and
24853 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24854 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24855 Do not add -elf2flt or -shared-lib-id options here.
24856 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24857 Pass -shared-lib-id if -mid-shared-library, taking the library
24858 identifier from -mshared-library-id if given, otherwise
24860 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24861 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24862 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24863 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24864 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24865 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24867 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24868 jump sequence for ISA A and ISA A+.
24869 (PICJUMP): Likewise.
24871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24873 * config.gcc (m68k-*-uclinux*): Base the port on the common
24874 and m68k GNU/Linux files rather than on the generic ELF ones.
24875 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24876 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24878 2007-01-18 Julian Brown <julian@codesourcery.com>
24879 Richard Sandiford <richard@codesourcery.com>
24881 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24882 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24883 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24885 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24886 80 unconditionally.
24887 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24889 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24891 * doc/install.texi: Document m68k-uclinuxoldabi.
24892 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24893 * config/m68k/uclinux-oldabi.h: New file, copied from
24894 config/m68k/uclinux.h.
24896 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24898 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24899 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24900 (m32r_compute_frame_size): Use unsigned for regno.
24901 (m32r_reload_lr): Use gen_frame_mem.
24903 (m32r_output_function_epilogue): Don't output the function epilogue
24905 (m32r_expand_epilogue): New.
24906 (direct_return): Return false if the function has the interrupt
24908 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24909 * config/m32r/m32r.md (epilogue): New expander.
24910 (return_lr, return_rte): New insns.
24911 (return): Make it expander.
24912 (return_normal): New expander.
24914 2007-01-18 Josh Conner <jconner@apple.com>
24917 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24918 support for UNLE, UNLT, UNGE, and UNGT.
24920 2007-01-18 Jan Hubicka <jh@suse.cz>
24922 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24923 * tree-tailcall (add_virtual_phis): Likewise.
24924 (optimize_tail_call): Return TODOs.
24925 (execute_tail_calls): Return TODOs.
24926 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24927 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24929 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24930 Cleanup cfg using TODO.
24931 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24932 * passes.c (execute_function_todo): When cleanup did something, remove
24934 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24935 (make_edges): Don't cleanup_cfg.
24937 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24939 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24940 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24941 operate on the top of stack.
24942 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24943 register handling of instructions that output to the second
24945 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24946 (move_for_stack_reg): Special-case check for dead destination
24947 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24949 * config/i386/i386.md (UNSPEC_TAN): New constant.
24950 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24951 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24952 to correctly model move of constant 1.0 to top stack slot.
24953 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24954 (unnamed peephole2 pattern): Remove corresponding peephole2
24955 pattern that optimizes tan insn and loading of constant 1.0.
24956 (tanxf2): Use fptanxf4_i387.
24957 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24958 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24959 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24960 disable patterns for SSE math.
24961 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24962 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24964 2007-01-18 Dirk Mueller <dmueller@suse.de>
24965 Richard Guenther <rguenther@suse.de>
24968 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24969 * common.opt (Warray-bounds): Add new warning option.
24970 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24972 * Makefile.in: make tree-vrp.o depend on toplev.h
24973 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24975 (check_array_refs, check_array_bounds, check_array_ref): New.
24977 2007-01-18 Jan Hubicka <jh@suse.cz>
24979 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24980 (execute_ssa_ccp): Return flags conditionally.
24981 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24983 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24985 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24987 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24988 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24990 * Makefile.c (GTFILES): Add cfglayout.h.
24991 * gengtype.c (open_base_files): Likewise.
24992 * cfglayout.c (cfg_layout_function_footer,
24993 cfg_layout_function_header) Reindent to make gengtype happy.
24994 * cfglayout.h (cfg_layout_function_footer,
24995 cfg_layout_function_header): Add GTY(()) marker.
24997 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24999 2007-01-18 Ben Elliston <bje@au.ibm.com>
25001 * genautomata.c (write_automata): Include xstrerror output in the
25002 error message if writing the DFA description file fails.
25004 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25006 * config/mips/mips-protos.h (mips_output_external): Make it
25008 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25009 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25010 (extern_list): Likewise.
25011 (extern_head): Likewise.
25012 (TARGET_ASM_FILE_END): Likewise.
25013 (mips_file_end): Likewise.
25014 (mips_output_external): Rewritten.
25016 2007-01-18 Ben Elliston <bje@au.ibm.com>
25018 * genpreds.c (write_insn_preds_c): Only write out the function
25019 body for regclass_for_constraint if we have register constraints.
25021 2007-01-17 Tom Tromey <tromey@redhat.com>
25023 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25024 * doc/install.texi (Testing): Use sourceware.org.
25025 (Binaries): Likewise.
25026 (Specific): Likewise.
25027 * doc/contrib.texi (Contributors): Use sourceware.org.
25029 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25031 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25032 (AVR_ENHANCED): Rename to ...
25033 (AVR_HAVE_MUL): ... new.
25034 (avr_enhanced_p): Rename to ...
25035 (avr_have_mul_p): ... new.
25036 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25037 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25038 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25039 (avr_have_mul_p): ... new.
25040 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25041 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25042 'avr_enhanced_p' and 'enhanced'.
25043 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25044 AVR_HAVE_MUL instead of AVR_ENHANCED.
25045 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25046 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25047 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25048 instead of AVR_ENHANCED.
25049 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25050 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25051 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25053 2007-01-17 Ian Lance Taylor <iant@google.com>
25055 * vec.h (VEC_reserve_exact): Define.
25056 (vec_gc_p_reserve_exact): Declare.
25057 (vec_gc_o_reserve_exact): Declare.
25058 (vec_heap_p_reserve_exact): Declare.
25059 (vec_heap_o_reserve_exact): Declare.
25060 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25062 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25063 negative parameter.
25064 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25065 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25066 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25067 * vec.c (calculate_allocation): Add exact parameter. Change all
25069 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25070 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25071 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25072 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25073 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25074 (vec_heap_p_reserve_exact): New function.
25075 (vec_heap_o_reserve_exact): New function.
25077 2007-01-17 Jan Hubicka <jh@suse.cz>
25079 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25081 2007-01-17 Eric Christopher <echristo@apple.com>
25083 * config.gcc: Support core2 processor.
25085 2007-01-16 Jan Hubicka <jh@suse.cz>
25087 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25088 the names, just unlink the chain so we don't crash on dangling
25092 2007-01-16 Jan Hubicka <jh@suse.cz>
25094 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25095 * tree-pass.h: Reorder to make IPA passes appear toegher.
25096 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25098 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25099 parameters, do not call early inliner.
25100 * ipa-inline.c: Update comments. Include tree-flow.h
25101 (cgraph_decide_inlining): Do not compute inlining parameters.
25102 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25103 be called with function context set up.
25104 (pass_ipa_inline): Remove unreachable functions before pass.
25105 (cgraph_early_inlining): Simplify assuming to be called from the
25107 (pass_early_inline): New pass.
25108 (cgraph_gate_ipa_early_inlining): New gate.
25109 (pass_ipa_early_inline): Turn into simple wrapper.
25110 (compute_inline_parameters): New function.
25111 (gate_inline_passes): New gate.
25112 (pass_inline_parameters): New pass.
25113 (apply_inline): Move here from tree-optimize.c
25114 (pass_apply_inline): New pass.
25115 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25117 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25118 doing them by hand.
25119 (tree_function_versioning): Do not allocate dummy struct function.
25120 * tree-inline.h (optimize_inline_calls): Update prototype.
25121 * tree-optimize.c (execute_fixup_cfg): Export.
25122 (pass_fixup_cfg): Remove
25123 (tree_rest_of_compilation): Do not apply inlines.
25124 * tree-flow.h (execute_fixup_cfg): Declare.
25125 * Makefile.in (gt-passes.c): New.
25126 * passes.c: Include gt-passes.h
25127 (init_optimization_passes): New passes.
25128 (nnodes, order): New static vars.
25129 (do_per_function_toporder): New function.
25130 (execute_one_pass): Dump current pass here.
25131 (execute_ipa_pass_list): Don't dump current pass here.
25133 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25135 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25136 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25138 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25140 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25141 (strong_alias): Define.
25142 (__gcc_qmul): Provide non-FMA for soft-float.
25143 (__gcc_qdiv): Same.
25148 (__gcc_qunord): New.
25158 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25159 soft-float functions.
25160 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25161 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25162 about long double soft float.
25164 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25165 Tehila Meyzels <tehila@il.ibm.com>
25167 * tree-vectorizer.h (is_pattern_stmt_p): New.
25168 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25169 formatting (tabs instead of spaces). Cleanup and clarify setting
25170 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25171 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25172 (vectorizable_type_demotion): Check that types are integral.
25173 (vectorizable_type_promotion): Likewise.
25174 (vectorizable_store): Fix typo. Eliminate new-line at end of
25177 2007-01-16 Jan Hubicka <jh@suse.cz>
25179 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25182 2007-01-15 Eric Christopher <echristo@apple.com>
25184 * ifcvt.c: Include vec.h, vecprim.h.
25185 (check_cond_move_block): New argument regs.
25186 Reorganize. Add registers used to regs.
25187 (cond_move_process_if_block): Use regs set above as
25190 2007-01-15 Eric Christopher <echristo@apple.com>
25192 * config/darwin.h: Update copyright.
25193 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25194 (LINK_COMMAND_SPEC): Add -u.
25195 (LINK_SPEC): Fix umbrella for above.
25197 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25199 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25202 2007-01-15 Tom Tromey <tromey@redhat.com>
25204 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25205 * doc/install.texi (Testing): Don't mention jacks.
25206 (Configuration): Document --enable-java-maintainer-mode. Move
25207 --with-java-home to libgcj-specific section. Document
25209 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25211 2007-01-15 Jan Hubicka <jh@suse.cz>
25213 * tree-ssa-dce.c (DCE_TODOs): New.
25214 (propagate_necessity): Return if something changed.
25215 (eliminate_unnecessary_stmts): Likewise.
25216 (perform_tree_ssa_dce): Return TODO flags when needed.
25217 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25219 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25221 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25222 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25223 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25224 patterns using X87MODEF12 mode macro. Extend operand 1
25225 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25226 (log10<mode>2): Ditto.
25227 (log2<mode>2): Ditto.
25228 (log1p<mode>2): Ditto.
25229 (logb<mode>2): Ditto.
25230 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25231 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25232 (*fxtractxf3_i387): Rename from *fxtractxf3.
25233 (fxtract_extend<mode>xf3_i387): New insn pattern.
25234 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25235 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25236 and gen_fyl2xxf3_i387().
25238 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25240 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25241 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25242 get_loop_exit_edges. Changed return type to bool.
25243 * cfgloop.h (fix_loop_placement): Declaration removed.
25245 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25247 * param.h (MIN_VECT_LOOP_BOUND): New.
25248 * params.def (MIN_VECT_LOOP_BOUND): New.
25249 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25250 argument - minimum threshold for number of iterations.
25251 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25252 argument to declaration.
25253 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25254 MIN_VECT_LOOP_BOUND.
25255 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25256 slpeel_tree_peel_loop_to_edge with additional argument.
25257 (vect_do_peeling_for_alignment): Likewise.
25258 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25260 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25263 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25264 operands of size 1.
25266 2007-01-14 Jan Hubicka <jh@suse.cz>
25268 * tree-dfa.c (remove_referenced_var): New function.
25269 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25270 prune referenced vars list too.
25271 * tree-flow.h (remove_referenced_var): Declare.
25273 2007-01-14 Jan Hubicka <jh@suse.cz>
25275 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25277 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25278 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25279 * except.h (verify_eh_throw_table_statements): Kill prototype.
25280 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25281 into call exrepssions.
25282 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25284 * tree-cfg.c: Include pointer-set.h.
25285 (verify_node_sharing): Work on pointer set.
25286 (verify_eh_throw_stmt_node): New.
25287 (verify_stmts): Use pointers sets, verify throw_stmt.
25289 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25291 * ipa-reference.c (analyze_function): Consider also addresses taken
25294 2007-01-12 Roger Sayle <roger@eyesopen.com>
25296 * c-typeck.c (null_pointer_constant_p): Replace use of
25297 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25298 (build_c_cast): Likewise.
25300 2007-01-12 Roger Sayle <roger@eyesopen.com>
25302 * tree.h (force_fit_type_double): Remove unused final argument.
25303 * c-common.c (constant_expression_warning): Replace use of
25304 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25305 (convert_and_check): Likewise.
25306 (shorten_compare): Update call to force_fit_type_double.
25307 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25308 * convert.c (convert_to_pointer): Update call to
25309 force_fit_type_double.
25310 * fold-const.c (force_fit_type_double): Remove overflowed_const
25312 (int_const_binop, fold_convert_const_int_from_int,
25313 fold_convert_const_int_from_real, fold_div_compare,
25314 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25315 fold_abs_const, fold_not_const): Remove the final argument from
25316 calls to force_fit_type_double.
25318 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25320 * configure.ac: Set insn to "nop" for spu-*-* also.
25321 * configure: Regenerate.
25323 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25325 * builtins.def : Add BUILT_IN_FREE.
25327 2007-01-12 Jan Hubicka <jh@suse.cz>
25329 PR tree-optimization/30443
25330 * tree-inline.c (tree_function_versioning): Do not optimize when
25331 cloning for inlining.
25333 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25335 * doc/loop.texi: Document recording of loop exits.
25336 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25337 (update_single_exits_after_duplication,
25338 update_single_exit_for_duplicated_loop,
25339 update_single_exit_for_duplicated_loops): Removed.
25340 (duplicate_loop_to_header_edge): Do not call
25341 update_single_exits_after_duplication and
25342 update_single_exit_for_duplicated_loops.
25343 (loop_version): Do not update single_exit information.
25344 (fix_loop_structure): Use record_loop_exits instead of
25345 mark_single_exit_loops.
25346 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25347 the lists of loop exits.
25348 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25349 split_edge, merge_blocks): Update the lists of loop exits.
25350 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25351 loop_optimizer_init.
25352 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25353 of mark_single_exit_loops.
25354 (loop_optimizer_finalize): Call release_recorded_exits.
25355 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25356 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25357 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25358 update single exit information.
25359 * lambda-code.c (perfect_nestify): Ditto.
25360 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25361 (mark_single_exit_loops): Removed.
25362 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25363 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25364 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25366 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25367 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25368 (verify_loop_structure): Verify consistency of the exit lists.
25369 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25370 (set_single_exit): Removed.
25371 * cfgloop.h (struct loop_exit): New function.
25372 (struct loop): single_exit_ field replaced by exits field.
25373 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25374 LOOPS_HAVE_RECORDED_EXITS.
25375 (struct loops): Added exits hash.
25376 (mark_single_exit_loops, set_single_exit): Declaration removed.
25377 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25381 * doc/invoke.texi: Avoid use of @headitem.
25383 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25385 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25387 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25389 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25392 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25393 Richard Sandiford <richard@codesourcery.com>
25395 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25396 * config/m68k/m68k.opt: Resort options.
25397 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25399 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25400 Richard Sandiford <richard@codesourcery.com>
25402 * doc/invoke.texi: Document the macros that are defined by
25403 m68k's -mtune and -mhard-float options.
25404 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25405 (m68k_cpp_cpu_family): Likewise.
25406 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25407 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25408 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25409 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25410 (m68k_cpp_cpu_family): Likewise.
25412 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25414 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25415 macros besides mc68000 as tuning macros. Use a switch statement
25416 to set them and mcpu32.
25418 2007-01-12 Julian Brown <julian@codesourcery.com>
25420 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25421 (TARGET_68040_ONLY): Rename to...
25422 (TARGET_68040): ...this.
25423 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25424 * config/m68k/m68k.md: Likewise.
25426 2007-01-12 Julian Brown <julian@codesourcery.com>
25427 Nathan Sidwell <nathan@codesourcery.com>
25428 Richard Sandiford <richard@codesourcery.com>
25430 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25431 the -mcpu= argument associated with the --with-cpu setting.
25432 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25433 if different from the one implied by the -mcpu setting.
25434 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25435 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25436 * doc/invoke.texi: Mention ColdFire in the introduction to the
25437 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25438 -mno-div and -mhard-float options. Make -m68881 a synonym for
25439 -mhard-float. Document the previously-undocumented -m5206e,
25440 -m528x, -m5307 and -m5407 options. Tweak the existing option
25441 documentation for consistency.
25442 * doc/install.texi: Mention new --with-cpu arguments.
25443 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25444 default CPU if neither -mcpu nor -march are specified.
25445 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25446 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25447 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25448 using m68k_tune to decide between families that implement the
25449 same ISA. Use m68k_tune to set __mcfv4e__.
25450 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25451 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25452 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25453 (FL_ISA_C, FL_ISA_MMU): New macros.
25454 (MASK_COLDFIRE): Delete.
25455 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25456 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25457 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25458 (TARGET_HARD_FLOAT): Do not define here.
25459 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25460 (TUNE_68000): New macro.
25461 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25462 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25463 (TUNE_CFV2): Redefine in terms of m68k_tune.
25464 (uarch_type, target_device, fpu_type): New enums.
25465 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25466 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25467 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25468 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25469 (FL_FOR_isa_c): New macros.
25470 (m68k_isa): New enum.
25471 (m68k_target_selection): New structure.
25472 (all_devices, all_isas, all_microarchs): New tables.
25473 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25474 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25475 (MASK_ALL_CPU_BITS): Delete.
25476 (m68k_find_selection): New function.
25477 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25478 Map the legacy target options to a combination of the new ones.
25479 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25480 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25481 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25483 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25484 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25486 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25487 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25488 * config/m68k/m68k-devices.def: New file.
25490 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25491 Nathan Sidwell <nathan@codesourcery.com>
25493 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25494 (SUBTARGET_EXTRA_SPECS): New macros.
25495 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25496 use %(asm_cpu_spec) instead.
25497 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25498 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25499 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25500 (EXTRA_SPECS): Rename to...
25501 (SUBTARGET_EXTRA_SPECS): ...this.
25503 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25504 Richard Sandiford <richard@codesourcery.com>
25505 Julian Brown <julian@codesourcery.com>
25507 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25508 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25509 to the configuration's default CPU.
25510 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25511 Remove default masks.
25512 (m680[012]0-*-*): Set the default with_cpu to the first part of
25514 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25515 (m68k*-*-linux): Extend the --with-cpu handling to...
25516 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25517 and m68010. Don't set target_cpu_default2.
25518 * doc/install.texi: Document --with-cpu for m68k.
25519 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25520 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25521 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25522 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25523 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25524 (ASM_SPEC): Remove use of %(asm_cpu_default).
25525 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25526 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25527 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25528 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25529 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25530 (TARGET_DEFAULT): Delete.
25531 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25532 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25533 (CPP_CPU_SPEC): Delete.
25534 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25535 the appropriate string.
25536 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25537 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25538 (ASM_SPEC): Don't use %(asm_default_spec).
25539 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25540 TARGET_DEFAULT and add MASK_68881.
25541 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25543 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25545 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25546 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25547 MASK_68010 alongside MASK_68020.
25548 * doc/invoke.texi: Document -m68010.
25549 * config/m68k/m68k.opt (m68010): New.
25550 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25552 (TUNE_68010): New macro.
25553 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25554 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25555 (M68K_CPU_m68332): Add MASK_68010.
25556 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25557 fallback definition.
25558 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25560 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25561 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25562 to all entries that use MASK_68020.
25563 (output_move_simode_const, output_move_himode, output_move_qimode)
25564 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25565 instead of TARGET_68020 to select clr behavior. Remove comment
25566 about there being no TARGET_68010.
25567 * config/m68k/m68k.md: Likewise throughout.
25569 2007-01-12 Julian Brown <julian@codesourcery.com>
25571 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25572 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25573 * config/m68k/m68k.md: Likewise.
25575 2007-01-12 Julian Brown <julian@codesourcery.com>
25577 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25578 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25580 2007-01-12 Julian Brown <julian@codesourcery.com>
25582 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25583 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25584 * config/m68k/m68k.md: Likewise.
25586 2007-01-12 Julian Brown <julian@codesourcery.com>
25587 Richard Sandiford <richard@codesourcery.com>
25589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25590 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25591 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25593 (TARGET_CPU32): Rename to...
25594 (TUNE_CPU32): ...this.
25595 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25596 (TUNE_CFV2): New macros.
25597 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25598 remove conditions that are implied by TARGET_68020.
25599 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25600 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25601 (m68k_output_function_epilogue): Likewise.
25602 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25603 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25604 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25605 non-68000 timings. Refactor multiplication and division costs.
25606 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25607 TUNE_CPU32 instead of TARGET_CPU32.
25608 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25609 and TUNE_68060 instead of TARGET_68060.
25610 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25611 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25613 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25614 && !TARGET_COLDFIRE" to choose between moveq and clr.
25615 Likewise in the unnamed movsf pattern.
25616 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25617 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25620 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25622 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25623 of tabbing before backslashes.
25625 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25627 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25628 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25629 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25631 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25633 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25634 find_interesting_uses_cond.
25635 (find_interesting_uses_cond): Use extract_cond_operands.
25636 (rewrite_use_compare): Use extract_cond_operands and
25637 force_gimple_operand_bsi. Do not call update_stmt.
25638 (determine_use_iv_cost_condition): Use extract_cond_operands.
25639 Return cheaper of using original bound and changing the exit bound.
25641 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25643 PR tree-optimization/29516
25644 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25645 most_expensive_mult_to_index, addr_to_parts,
25646 create_mem_ref, maybe_fold_tmr): Make the type of
25647 fields of TARGET_MEM_REF sizetype.
25648 (move_fixed_address_to_symbol, move_pointer_to_base):
25650 * tree.def (TARGET_MEM_REF): Add comment on types of
25653 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25655 * c-common.c (vector_types_convertible_p): Treat opaque types as
25656 always convertible if they have the same size, but not otherwise.
25658 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25660 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25661 Remove the b_unconditional field.
25662 (noce_try_sign_mask): Do not look at b_unconditional.
25663 (noce_process_if_block): Do not use merge_if_blocks. Update
25664 the CFG here. Do not set b_unconditional.
25665 (cond_move_process_if_block): Likewise.
25666 (find_cond_trap): Likewise.
25667 (check_cond_move_block): Require simple jump insns at the end
25668 of the basic block.
25670 2007-01-11 Jan Hubicka <jh@suse.cz>
25672 PR tree-optimization/1046
25673 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25674 when alias info is not ready.
25675 (pass_tail_recursion): Do not require aliasing.
25676 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25677 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25678 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25679 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25680 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25681 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25682 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25684 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25685 When aliasing is not build, mark statement as volatile.
25687 2007-01-11 Tom Tromey <tromey@redhat.com>
25689 PR preprocessor/15185, PR preprocessor/20989:
25690 * doc/cppopts.texi <-MT>: Update description of algorithm for
25691 computing default target.
25692 <-M, -MD>: Reword "basename" text.
25694 2007-01-11 Roger Sayle <roger@eyesopen.com>
25696 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25697 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25698 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25699 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25700 fold_builtin_bswap, real_constp, fold_builtin_pow,
25701 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25702 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25703 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25704 * convert.c (convert_to_pointer): Likewise.
25705 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25706 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25707 const_binop, fold_convert_const_int_from_int,
25708 fold_convert_const_int_from_real,
25709 fold_convert_const_real_from_real, sign_bit_p,
25710 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25711 fold_sign_changed_comparison, fold_unary, fold_comparison,
25712 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25713 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25714 * print-tree.c (print_node_brief, print_node): Likewise.
25715 * stor-layout.c (place_field, layout_type): Likewise.
25716 * tree-chrec.c (keep_cast): Likewise.
25717 * tree.c (build_vector, build_real, build_real_from_int_cst,
25718 build_complex): Likewise.
25720 2007-01-11 Roger Sayle <roger@eyesopen.com>
25722 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25723 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25725 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25727 * configure.ac (strict1_warn): Rename to strict_warn.
25728 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25729 cc_set_by_configure, quoted_cc_set_by_configure,
25730 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25731 all_boot_languages, all_stagestuff): Remove.
25732 (target_list): Remove bootstrap targets.
25733 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25734 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25735 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25736 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25737 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25738 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25739 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25740 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25741 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25742 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25743 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25744 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25745 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25746 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25747 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25748 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25749 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25750 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25751 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25752 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25753 (mostlyclean): Adjust.
25754 (clean, distclean): Don't mention bootstrap stuff.
25755 * configure: Regenerate.
25756 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25757 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25758 treelang/config-lang.in (stagestuff): Remove.
25759 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25760 stageprofile, stagefeedback, stagestuff): Remove mention.
25762 2007-01-11 Nick Clifton <nickc@redhat.com>
25764 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25766 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25767 (mcore_arith_K_S_operand): Run the test for the S constraint not
25768 the test for the M constraint.
25769 (mcore_addsub_operand): Do not accept integer values that are
25770 larger than 32 bits.
25771 * config/mcore/mcore.md: Remove unused constraints from split.
25772 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25773 (addsi3): Likewise.
25774 (allocate_stack): Likewise.
25775 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25776 operands to 32 bits.
25777 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25779 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25780 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25781 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25782 mcore_output_bclri, mcore_output_andn, output_inline_const,
25783 mcore_output_move, mcore_output_movedouble): Likewise.
25784 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25785 (output_inline_const): Likewise.
25786 (output_inline_const): Fix format strings used in sprintf
25788 * config/mcore/mcore-protos.h: Update prototypes for changed
25789 functions in mcore.c.
25790 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25791 HOST_WIDE_INT and not int.
25792 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25793 CONST_OK_FOR_N): Likewise.
25794 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25795 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25798 2007-01-10 Jan Hubicka <jh@suse.cz>
25800 * tree-vrp.c (remove_range_assertions): Release defs.
25801 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25802 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25804 2007-01-10 Paul Brook <paul@codesourcery.com>
25806 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25807 * config/arm/arm.md (mulsi3subsi): New insn.
25809 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25811 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25812 (tree_transform_and_unroll_loop): New.
25813 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25816 2007-01-10 Robert Kennedy <jimbob@google.com>
25818 * fold-const.c (fold_comparison): Fold comparisons like (x *
25819 1000 < 0) to (x < 0).
25821 2007-01-10 Ian Lance Taylor <iant@google.com>
25823 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25824 operands have the same priority.
25826 2007-01-10 Tom Tromey <tromey@redhat.com>
25828 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25829 (fold_binary): Likewise.
25830 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25831 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25832 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25833 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25834 * langhooks.h (struct lang_hooks): Removed field
25835 'can_use_bit_fields_p'.
25837 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25839 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25841 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25843 * function.c (get_last_funcdef_no): New function.
25844 * function.h (get_last_funcdef_no): Declare.
25845 * tree-inline.c (initialize_cfun): Add initialization.
25846 (tree_function_versioning): Cleanup.
25848 2007-01-10 Jan Hubicka <jh@suse.cz>
25850 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25853 2007-01-10 Sa Liu <saliu@de.ibm.com>
25854 Ben Elliston <bje@au.ibm.com>
25856 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25857 for SAVE_NONLOCAL and Pmode for any other save level.
25858 * spu-protos.h (spu_restore_stack_block): Declare.
25859 * spu.md (save_stack_block): Remove.
25860 (restore_stack_block): Call spu_restore_stack_block.
25861 * spu.c (spu_restore_stack_block): New function.
25862 (spu_expand_epilogue): Remove old comment.
25864 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25866 PR tree-optimization/30322
25867 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25868 (cand_value_at): Return the value as aff_tree.
25869 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25870 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25871 aff_combination_mult): New functions.
25872 (aff_combination_add): Use aff_combination_add_cst.
25873 (aff_combination_convert): Allow conversions to a wider type.
25874 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25875 * tree-affine.h (aff_combination_mult): Declare.
25877 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25879 * doc/tm.texi: Update documentation to reflect reality of exec
25880 and start file search behaviours. Update copyright year.
25881 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25882 header file directories.
25884 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25886 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25887 (*cosxf2): Rename to cosxf2_i387.
25888 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25889 using X87MODEF12 mode macro. Rename patterns to
25890 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25892 (*cosdf2, *cossf2): Ditto.
25893 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25894 to match extended input operands.
25895 (sincos<mode>3): New expander.
25896 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25897 insn patterns and corresponding splitters.
25899 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25901 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25902 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25904 2007-01-09 Nicolas Pitre <nico@cam.org>
25907 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25909 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25911 * target.h (struct gcc_target): New field library_rtti_comdat.
25912 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25913 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25914 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25915 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25917 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25919 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25921 2007-01-08 Richard Guenther <rguenther@suse.de>
25923 * tree.h (force_fit_type_double): Export.
25924 (force_fit_type): Remove.
25925 * fold-const.c (force_fit_type_double): New function.
25926 (force_fit_type): Remove.
25927 (int_const_binop): Use it.
25928 (fold_convert_const_int_from_int): Likewise.
25929 (fold_convert_const_int_from_real): Likewise.
25930 (fold_div_compare): Likewise.
25931 (fold_sign_changed_comparison): Likewise.
25932 (fold_unary): Likewise.
25933 (fold_negate_const): Likewise.
25934 (fold_abs_const): Likewise.
25935 (fold_not_const): Likewise.
25936 * c-common.c (shorten_compare): Use force_fit_type_double.
25937 * convert.c (convert_to_pointer): Likewise.
25939 2007-01-08 Richard Guenther <rguenther@suse.de>
25941 * tree.h (build_int_cst_wide_type): Export.
25942 * tree.c (build_int_cst_wide_type): New function.
25943 (build_int_cst_wide): Fix comment.
25944 * builtins.c (fold_builtin_object_size): Use build_int_cst
25945 to build -1 or 0 of the correct type. Use fit_double_type
25946 to check for overflow.
25947 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25949 (decode_field_reference): Likewise.
25950 (all_ones_mask_p): Likewise.
25951 (native_interpret_int): Use build_int_cst_wide_type.
25952 (fold_binary): Use build_int_cst_type to build an all-ones
25954 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25956 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25958 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25960 2007-01-09 Ben Elliston <bje@au.ibm.com>
25962 * genautomata.c (STATS_OPTION): New option.
25963 (stats_flag): New flag.
25964 (gen_automata_option): Handle it.
25965 (initiate_automaton_gen): Ditto.
25966 (write_automata): Output statistics only if stats_flag is
25967 set. Likewise, output time statistics only if time_flag is set.
25968 * doc/md.texi (Processor pipeline description): Document new flag.
25970 2007-01-08 Richard Guenther <rguenther@suse.de>
25972 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25973 * tree.c (build_int_cst_type): Likewise.
25974 (size_in_bytes): Don't call force_fit_type on the result.
25975 (int_fits_type_p): Use fit_double_type.
25976 * fold-const.c (fit_double_type): New function.
25977 (force_fit_type): Use it.
25978 * tree.h (fit_double_type): Export.
25980 2007-01-08 Jan Hubicka <jh@suse.cz>
25982 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25983 * ipa.c (function_and_variable_visibility): Fix return type.
25985 2007-01-08 Richard Guenther <rguenther@suse.de>
25987 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25988 of offset to build the index.
25989 * tree-pretty-print.c (dump_generic_node): Don't build negated
25990 const just for printing.
25991 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25992 * builtins.c (fold_builtin_int_roundingfn): Check if result
25993 fits the type by using force_fit_type and comparing the result.
25994 * predict.c (predict_loops): Use compare_tree_int for comparison.
25995 * tree.c (build_int_cst): Fall back to integer_type_node for
25997 (build_int_cst_wide): Assert type is non-null.
25999 2007-01-08 Roberto Costa <roberto.costa@st.com>
26001 * tree-vrp.c (extract_range_from_cond_expr): New.
26002 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26003 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26005 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26006 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26007 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26008 used as expressions.
26009 * tree-object-size.c (cond_expr_object_size): New.
26010 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26012 2007-01-08 Jan Hubicka <jh@suse.cz>
26014 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26015 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26018 2007-01-08 Richard Guenther <rguenther@suse.de>
26020 PR tree-optimization/23603
26021 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26022 (extract_range_from_binary): Fall back to truthvalue instead of
26023 varying for TRUTH_*_EXPR.
26024 (extract_range_from_comparison): Fall back to truthvalue instead of
26026 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26027 if all visited PHI values were constant.
26029 2007-01-08 Jan Hubicka <jh@suse.cz>
26031 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26032 (cgraph_analyze_function): break out from ...
26033 (cgraph_finalize_compilation_unit): ... here.
26034 (cgraph_expand_function): Remove forgoten commented out line.
26035 (cgraph_optimize): Analyze functions.
26037 2007-01-08 Jan Hubicka <jh@suse.cz>
26039 * tree-pas.h (TODO_remove_function): New flag.
26040 (TODO_update*): Renumber.
26041 (pass_ipa_increase_alignment,
26042 pass_ipa_function_and_variable_visibility): New passes.
26043 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26044 (cgraph_function_and_variable_visibility): Move to ipa.c
26045 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26046 cgraph_increase_alignment.
26047 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26048 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26049 calling tree-inline.
26050 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26051 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26052 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26053 (gate_increase_alignment): New function.
26054 (pass_ipa_increase_alignment): New pass.
26055 * ipa.c: Inline tree-pass.h and timevar.h
26056 (function_and_variable_visibility): Move here from cgraphunit.c
26057 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26058 * passes.c (init_optimization_passes): Add the two new passes.
26059 (execute_todo): Handle cgraph_remove_functions.
26061 2007-01-08 Nick Clifton <nickc@redhat.com>
26063 * config/frv/predicates.md (reg_or_0_operand): Accept
26066 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26068 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26069 * config.gcc: Add bfin*-rtems*.
26071 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26073 * c.opt: Add -flax-vector-conversions.
26074 * c-typeck.c (convert_for_assignment): Pass flag to
26075 vector_types_convertible_p to allow emission of note.
26076 (digest_init): Likewise.
26077 * c-opts.c: Handle -flax-vector-conversions.
26078 * c-common.c (flag_lax_vector_conversions): New.
26079 (vector_types_convertible_p): Unless -flax-vector conversions
26080 has been passed, disallow conversions between vectors with
26081 differing numbers of subparts and/or element types. If such
26082 a conversion is disallowed, possibly emit a note on the first
26083 occasion only to inform the user of -flax-vector-conversions.
26084 The new last argument specifies this.
26085 * c-common.h (flag_lax_vector_conversions): New.
26086 (vector_types_convertible_p): Add extra argument.
26087 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26088 char_type_node for V*QI type vectors.
26089 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26090 Update to satisfy new typechecking rules.
26091 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26092 C and C++ variants.
26093 * doc/invoke.texi (C Dialect Options): Document
26094 -flax-vector-conversions.
26096 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26098 PR tree-optimization/29877
26099 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26100 a register variable on the RHS to not be replaceable.
26102 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26103 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26104 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26105 const_simm15, const_pow2, const_npow2): Added.
26106 * config/score/misc.md (insv, extv, extzv, movmemsi,
26107 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26108 * config/score/score.c (score_address_cost, score_select_cc_mode):
26110 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26111 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26112 Update score_print_operand.
26113 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26114 Adjust register allocate order and update some macro define.
26115 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26116 mdx_block_move_straight, mdx_block_move_loop_head,
26117 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26118 mdx_block_move_loop, mdx_block_move): Added.
26119 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26120 mdp_limm): Updated and fix some bug and typo.
26121 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26122 (movsf, movdf, doloop_end): Added.
26124 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26126 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26127 config/arm/thumb2.md: Fix comment typos.
26128 * doc/extend.texi: Fix a typo.
26130 2007-01-07 Eric Christopher <echristo@apple.com>
26132 * configure.ac: Check for __stack_chk_fail for darwin.
26133 * configure: Regenerate.
26135 2007-01-07 Richard Guenther <rguenther@suse.de>
26137 * tree-vrp.c (extract_range_from_assert): CSE calls to
26138 compare_values where possible.
26139 (extract_range_from_unary_expr): Likewise.
26141 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26143 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26144 * config/avr/avr.c (call_insn_operand): Delete function.
26145 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26146 instead of register number. Use predicates.
26147 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26148 call_insn_operand): Add.
26150 2007-01-06 Jan Hubicka <jh@suse.cz>
26152 * tree-pass.h (pass_build_cgraph_edges): Declare.
26153 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26154 (visited_nodes): Remove.
26155 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26156 build_cgrpah_edges; make visited_nodes local.
26157 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26158 (record_references_in_initializer): Move to cgraphbuild.c
26159 (initialize_inline_failed, rebuild_cgraph_edges,
26160 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26161 (verify_cgraph_node): Make visited_nodes local.
26162 (cgraph_analyze_function): Do not call cgraph_create_edges and
26163 initialize_inline_failed.
26164 (cgraph_expand_function): Do not call cgraph_lower_function;
26165 assert that function is already lowered.
26166 * Makefile.in (cgraphbuild.o): New.
26167 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26168 at the end of lowering passes.
26170 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26172 * ifcvt.c (cond_move_convert_if_block): New function, code
26173 factored out from...
26174 (cond_move_process_if_block): ...here. Call the new function
26175 on the THEN and ELSE blocks.
26176 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26177 already takes care of this.
26179 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26182 * tree.h (TREE_OVERFLOW_P): New.
26183 * c-typeck.c (parser_build_unary_op): Warn only if result
26184 overflowed and operands did not.
26185 (parser_build_binary_op): Likewise.
26186 (convert_for_assignment): Remove redundant overflow_warning.
26187 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26189 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26191 * c-typeck.c (store_init_value): Split over two lines to follow
26192 the GNU coding style.
26194 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26196 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26197 __GXX_EXPERIMENTAL_CXX0X__.
26198 * doc/cpp.texi: Same.
26200 2007-01-05 Richard Guenther <rguenther@suse.de>
26202 PR middle-end/27826
26203 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26204 with mismatched types. Instead explicitly build a
26205 conversion NOP_EXPR.
26207 2007-01-05 Ian Lance Taylor <iant@google.com>
26209 * c-common.c (decl_with_nonnull_addr_p): New function.
26210 (c_common_truthvalue_conversion): Call it.
26211 * c-typeck.c (build_binary_op): Likewise.
26212 * c-common.h (decl_with_nonnull_addr_p): Declare.
26214 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26217 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26220 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26222 * doc/install.texi (Final install): Document the fact that
26223 the GNAT runtime should not be stripped.
26225 2007-01-04 Jan Hubicka <jh@suse.cz>
26227 * tree-inline.c (fold_marked_statements): Update operand caches
26228 and EH after folding
26230 2007-01-04 Ian Lance Taylor <iant@google.com>
26232 * c-common.c (check_function_nonnull): Whitespace fix.
26234 2007-01-04 Jan Hubicka <jh@suse.cz>
26236 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26237 comitted older version of patch.
26238 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26239 function, celanup cfg and collect garbage.
26241 2007-01-04 Mike Stump <mrs@apple.com>
26243 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26246 2007-01-04 Eric Christopher <echristo@apple.com>
26248 * libgcc2.c (__bswapsi2): Use SItype.
26249 (__bswapdi2): Use DItype.
26250 * libgcc2.h: Update for above.
26252 2007-01-04 Paul Brook <paul@codesourcery.com>
26254 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26255 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26256 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26257 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26258 umulsi3_highpart): Make conditional on !arm_arch6.
26259 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26260 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26261 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26262 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26263 umulsi3_highpart_v6): New insns.
26265 2007-01-04 Roger Sayle <roger@eyesopen.com>
26267 * fold-const.c (fold_convert): When casting an expression to void,
26268 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26269 have a type. Instead of attempting to build a NOP_EXPR, return
26270 these "special" trees directly.
26272 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26274 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26275 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26276 rs6000_cost->fp not 0 as adjustment for outer NEG.
26278 2007-01-04 Jan Hubicka <jh@suse.cz>
26280 * cgraph.c (cgraph_release_function_body): New function.
26281 (cgraph_remove_node): Use it.
26282 * cgraph.h (cgraph_release_function_body): Declare.
26283 * cgraphunit.c (cgraph_expand_function): Use it.
26284 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26285 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26286 is initialized and while compilation of other function is running.
26287 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26288 statement CFG annotations from here to ...
26289 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26291 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26293 * cfgloop.h (enum li_flags): Make the constants powers of two.
26295 2007-01-04 Jan Hubicka <jh@suse.cz>
26297 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26299 (fold_marked_statements): New function.
26300 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26301 * tree-inline.h (copy_body_data): Add statements_to_fold.
26303 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26305 * config.gcc: Mention libgcc/config.host.
26306 * Makefile.in: Update comments mentioning libgcc.
26307 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26308 (all.cross, start.encap, rest.encap, rest.cross): Update
26309 dependencies for libgcc move.
26310 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26311 (clean-target, clean-target-libgcc): Delete.
26312 (srcdirify, GCC_EXTRA_PARTS): New macros.
26313 (libgcc-support, libgcc.mvars): New rules.
26314 (distclean): Remove mention of mklibgcc.
26315 (install): Don't reference INSTALL_LIBGCC.
26316 (install-common): Don't reference EXTRA_PARTS.
26317 (install-libgcc, install-multilib): Delete rules.
26318 * mklibgcc.in: Delete file.
26319 * doc/configfiles.texi: Don't mention mklibgcc.
26321 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26322 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26323 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26324 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26325 (mklibgcc, ldblspecs): Likewise.
26327 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26328 (posixpre.def): Use $(T).
26329 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26330 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26331 (SHLIB_LINK): Make dummy.
26332 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26334 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26336 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26337 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26338 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26339 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26341 * configure.ac (all_outputs): Remove mklibgcc.
26342 * configure: Regenerated.
26344 2007-01-03 Josh Conner <jconner@apple.com>
26346 PR middle-end/29683
26347 * calls.c (compute_argument_addresses): Set stack and stack_slot
26348 for partial args, too.
26349 (store_one_arg): Use locate.size.constant for the size when
26350 generating a save_area.
26352 2007-01-03 Robert Kennedy <jimbob@google.com>
26354 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26355 whose definitions are deleted due to basic block merging.
26357 2007-01-03 Paul Brook <paul@codesourcery.com>
26360 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26362 (use_return_insn): Return 0 for Thumb interrupt functions.
26363 (print_multi_reg): Add rfe argument for IRQ returns.
26364 (arm_output_epilogue): Pop interrupt return address directly into PC.
26365 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26367 2007-01-03 Paul Brook <paul@codesourcery.com>
26369 Merge from sourcerygxx-4_1.
26370 * config/arm/thumb2.md: New file.
26371 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26373 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26374 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26375 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26376 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26378 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26379 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26381 * config/arm/ieee754-sf.S: Ditto.
26382 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26383 (thumb1_base_register_rtx_p): ... to this.
26384 (thumb_index_register_rtx_p): Rename...
26385 (thumb1_index_register_rtx_p): ... to this.
26386 (thumb_output_function_prologue): Rename...
26387 (thumb1_output_function_prologue): ... to this.
26388 (thumb_legitimate_address_p): Rename...
26389 (thumb1_legitimate_address_p): ... to this.
26390 (thumb_rtx_costs): Rename...
26391 (thumb1_rtx_costs): ... to this.
26392 (thumb_compute_save_reg_mask): Rename...
26393 (thumb1_compute_save_reg_mask): ... to this.
26394 (thumb_final_prescan_insn): Rename...
26395 (thumb1_final_prescan_insn): ... to this.
26396 (thumb_expand_epilogue): Rename...
26397 (thumb1_expand_epilogue): ... to this.
26398 (arm_unwind_emit_stm): Rename...
26399 (arm_unwind_emit_sequence): ... to this.
26400 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26401 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26402 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26403 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26404 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26405 thumb2_output_casesi): New functions.
26406 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26407 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26408 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26409 THUMB2_WORK_REGS): Define.
26410 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26411 arm_condexec_mask, arm_condexec_masklen)): New variables.
26412 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26413 (arm_override_options): Check new CPU capabilities.
26414 Set new architecture flag variables.
26415 (arm_isr_value): Handle v7m interrupt functions.
26416 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26418 (const_ok_for_arm): Handle Thumb-2 constants.
26419 (arm_gen_constant): Ditto. Use movw when available.
26420 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26422 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26423 (thumb_find_work_register, arm_load_pic_register,
26424 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26425 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26426 print_multi_reg, output_mov_long_double_fpa_from_arm,
26427 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26428 output_mov_double_fpa_from_arm, output_move_double,
26429 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26430 output_return_instruction, arm_output_function_prologue,
26431 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26432 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26433 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26434 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26435 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26436 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26438 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26439 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26440 (arm_file_start): Output directive for unified syntax.
26441 (arm_unwind_emit_set): Handle stack alignment instruction.
26442 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26443 Add v6t2, v7, v7a, v7r and v7m.
26444 (RETLDM): Add Thumb-2 code.
26445 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26446 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26447 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26448 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26449 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26450 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26451 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26452 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26453 ADJUST_INSN_LENGTH): Define.
26454 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26455 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26456 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26457 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26458 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26459 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26460 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26461 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26462 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26463 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26464 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26465 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26466 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26467 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26468 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26469 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26470 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26472 * config/arm/arm-tune.md: Regenerate.
26473 * config/arm/arm-protos.h: Update prototypes.
26474 * config/arm/vfp.md: Enable patterns for Thumb-2.
26475 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26476 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26477 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26478 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26479 * config/arm/libunwind.S: Add Thumb-2 code.
26480 * config/arm/constraints.md: Update include Thumb-2.
26481 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26482 * config/arm/ieee754-df.S: Ditto.
26483 * config/arm/bpabi.S: Ditto.
26484 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26485 * config/arm/predicates.md (low_register_operand,
26486 low_reg_or_int_operand, thumb_16bit_operator): New.
26487 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26488 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26489 * config/arm/t-arm-elf: Add armv7 multilib.
26490 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26492 (UNSPEC_STACK_ALIGN, ce_count): New.
26493 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26494 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26496 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26497 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26498 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26499 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26500 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26501 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26503 * doc/extend.texi: Document ARMv7-M interrupt functions.
26504 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26506 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26508 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26509 (struct _Unwind_Context): Rename args_size to flags, remove
26510 signal_frame field, add a new args_size field and version field.
26511 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26512 _Unwind_IsExtendedContext): New inline functions.
26513 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26514 Assume by_value array is only present if _Unwind_IsExtendedContext.
26515 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26516 _Unwind_IsSignalFrame.
26517 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26518 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26519 (uw_init_context_1): Initialize context->flags to
26520 EXTENDED_CONTEXT_BIT.
26521 * config/rs6000/linux-unwind.h (frob_update_context): Use
26522 _Unwind_SetSignalFrame.
26524 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26526 PR middle-end/30353
26527 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26528 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26531 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26533 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26534 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26535 RET, AT_SP): Remove.
26536 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26539 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26540 * cfgbuild.c (find_basic_blocks): Likewise.
26541 * cfgrtl.c (rtl_create_basic_block): Likewise.
26542 * function.c (temp_slots_at_level): Likewise.
26543 * reg-stack.c (stack_regs_mentioned): Likewise.
26544 * regclass.c (allocate_reg_info): Likewise.
26545 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26546 set_bb_for_stmt, move_block_to_fn): Likewise.
26547 * tree-complex.c (tree_lower_complex): Likewise.
26548 * vec.h (VEC_safe_grow_cleared): New.
26550 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26552 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26554 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26555 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26557 * cfgloopmanip.c (scale_loop_frequencies): Export.
26558 (loopify): Scale the frequencies by prescribed coefficients.
26559 (set_zero_probability): New function.
26560 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26561 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26562 and frequencies according to arguments.
26563 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26565 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26566 * modulo-sched.c (sms_schedule): Set probabilities for entering
26567 versioned loop correctly.
26568 * tree-vect-transform.c (vect_transform_loop): Ditto.
26569 * cfgloop.h (loopify, loop_version): Declaration changed.
26570 (scale_loop_frequencies): Declared.
26572 2007-01-02 Jan Hubicka <jh@suse.cz>
26574 * cgraph.c: Include tree-flow.h
26575 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26576 early_local_passes.
26577 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26578 * tree-pass.h (pass_all_early_optimizations): Declare.
26579 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26580 early_local_passes.
26581 (cgraph_analyze_function): Do early_local_passes.
26582 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26583 Do not add referenced vars.
26584 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26586 (gate_all_early_local_passes): New gate.
26587 (pass_early_local_passes): Use new gate.
26588 (execute_early_local_optimizations): New functions.
26589 (gate_all_early_optimizations): New gate.
26590 (pass_all_early_optimizations): New pass.
26591 (execute_free_datastructures): Free SSA only when initialized.
26592 (gate_init_datastructures): Init only when optimizing.
26593 (tree_lowering_passes): Do early local passes when called late.
26594 * tree-profile.c (do_tree_profiling): Don't profile functions added
26596 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26597 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26599 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26600 during early_local_passes.
26601 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26604 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26606 * Makefile.in: Update copyright year.
26608 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26610 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26611 in $(lang_checks) and check-consistency targets.
26613 2007-01-02 Jan Hubicka <jh@suse.cz>
26615 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26616 Do not add referenced vars.
26617 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26619 * passes.c (init_optimization_passes): Put mudflap_2 after
26620 free_datastructures.
26622 2007-01-02 Jan Hubicka <jh@suse.cz>
26624 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26625 Set NOTHROW flag on call statements proved to be nothrow.
26626 Update statement of local calls so new pure/const functions are
26627 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26629 (tree_rest_of_compilation): Register hooks and initialize bitmap
26630 early. Do not set after_inlining flag.
26632 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26634 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26635 HOST_BITS_PER_LONGLONG
26637 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26640 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26641 warning for non-static initializers.
26643 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26645 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26646 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26647 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26648 Always use set_unique_reg_note to add REG_EQUAL notes.
26650 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26653 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26655 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26656 * cfgbuild.c (find_basic_blocks): Likewise.
26657 * cfgrtl.c (rtl_create_basic_block): Likewise.
26658 * function.c (temp_slots_at_level): Likewise.
26659 * reg-stack.c (stack_regs_mentioned): Likewise.
26660 * regclass.c (allocate_reg_info): Likewise.
26661 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26662 set_bb_for_stmt, move_block_to_fn): Likewise.
26663 * tree-complex.c (tree_lower_complex): Likewise.
26664 * vec.h (VEC_safe_grow_cleared): New.
26666 2007-01-02 Ian Lance Taylor <iant@google.com>
26668 * c-common.c (c_common_truthvalue_conversion): When warning about
26669 using an assignment as a truth value, set TREE_NO_WARNING.
26671 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26674 * c.opt (Wold-style-declaration): New.
26675 * doc/invoke.texi (C-only Warning Options): New.
26676 (Wold-style-declaration): Document it.
26677 (Wextra): Enabled by -Wextra.
26678 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26679 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26680 -Wold-style-declaration.
26682 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26684 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26685 * cfgbuild.c (find_basic_blocks): Likewise.
26686 * cfgrtl.c (rtl_create_basic_block): Likewise.
26687 * function.c (temp_slots_at_level): Likewise.
26688 * reg-stack.c (stack_regs_mentioned): Likewise.
26689 * regclass.c (allocate_reg_info): Likewise.
26690 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26691 set_bb_for_stmt, move_block_to_fn): Likewise.
26692 * tree-complex.c (tree_lower_complex): Likewise.
26693 * vec.h (VEC_safe_grow_cleared): New.
26695 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26697 * c-common.c (c_common_nodes_and_builtins): Since variants of
26698 void_type_node get built before it is given a name, we need to
26699 give those variants the name, too.
26700 (complete_array_type): We need to work with the canonical main
26701 type of the array, from which we will build the qualified version.
26702 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26703 * print-tree.c (print_node): Display canonical type information
26705 * stor-layout.c (layout_type): When we don't know the
26706 alignment of a type for which we're building an array, we end up
26707 guessing wrong, so make the type require structural equality.
26708 * tree.c (make_node_stat): When we build a new type, it is its
26709 own canonical type.
26710 (build_type_attribute_qual_variant): When building an attribute
26711 variant, its canonical type is the non-attribute variant. However,
26712 if the attributes are target-dependent and they differ, we need to
26713 use structural equality checks for this type.
26714 (build_qualified_type): A qualified type is not equivalent to its
26715 unqualified variant; set the canonical type appropriately.
26716 (build_distinct_type_copy): When building a distinct type from
26717 another type, the new type is its own canonical type.
26718 (build_variant_type_copy): When building a new type variant, we
26719 assume that it is equivalent to the original type.
26720 (build_pointer_type_for_mode): When building a pointer type, also
26721 build a canonical type pointer.
26722 (build_reference_type_for_mode): When building a reference type,
26723 also build a canonical type reference.
26724 (build_index_type): When we can't hash an index type (e.g.,
26725 because its maximum value is negative), the index type requires
26726 structural equality tests.
26727 (build_array_type): Build the canonical form of an array type.
26728 (build_function_type): Function types require structural equality,
26729 because they contain default arguments, attributes, etc.
26730 (build_method_type_directly): Ditto for method types.
26731 (build_offset_type): Build the canonical offset type.
26732 (build_complex_type): Build the canonical vector type.
26733 (make_vector_type): Build the canonical vector type.
26734 * tree.h (TYPE_CANONICAL): New.
26735 (TYPE_STRUCTURAL_EQUALITY_P): New.
26736 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26737 (struct tree_type): Added "canonical" field.
26738 * params.h (VERIFY_CANONICAL_TYPES): New.
26739 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26740 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26741 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26742 * doc/invoke.texi (verify-canonical-types): Document --param
26743 parameter for verifying canonical types.
26745 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26747 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26748 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26749 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26750 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26752 * config/rs6000/e500.h: New.
26753 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26754 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26756 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26757 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26758 TARGET_E500_DOUBLE): Remove.
26759 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26760 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26761 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26762 * config/rs6000/rs6000.c (rs6000_override_options): Use
26763 CHECK_E500_OPTIONS.
26765 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26767 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26768 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26769 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26770 rs6000_emit_cmove): Don't check TARGET_E500.
26771 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26772 sordered): Don't check TARGET_E500.
26774 2007-01-01 Eric Christopher <echristo@apple.com>
26776 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26777 HARD_REGISTER_NUM_P.
26779 2007-01-01 Roger Sayle <roger@eyesopen.com>
26781 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26782 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26783 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26786 2007-01-01 Mike Stump <mrs@apple.com>
26788 * configure.ac: Remove support for building with Apple's gcc-3.1.
26790 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26792 PR middle-end/30311
26793 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26794 REG is a hard register. Do not modify REG before calling
26796 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26797 multiple of the size of YMODE for certain lowpart cases.
26799 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26801 PR middle-end/30253
26802 * gimplify (voidify_wrapper_expr): Update for
26803 GIMPLE_MODIFY_STMT.
26805 2007-01-01 Andreas Schwab <schwab@suse.de>
26808 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26809 save of BR0 in extra_spill_size instead of spill_size.
26810 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26812 (ia64_expand_epilogue): Restore BR0 from its new location.
26814 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26816 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26817 Use a temporary variable if the left hand side is not a gimple
26820 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26822 * gimplify.c (gimplify_return_expr): Make the temporary variable
26823 for the return expression, a gimple register variable.
26825 2007-01-01 Jan Hubicka <jh@suse.cz>
26827 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26830 2007-01-01 Mike Stump <mrs@apple.com>
26832 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26834 * config/darwin.c (machopic_select_rtx_section): Use
26835 HAVE_GAS_LITERAL16.
26836 (darwin_mergeable_constant_section): Likewise.
26837 * configure: Regenerate.
26838 * config.in: Regenerate.
26840 2007-01-01 Jan Hubicka <jh@suse.cz>
26841 Andrew Pinski <pinskia@gmail.com>
26843 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26844 before starting IPA passes.