1 2007-09-10 David Daney <ddaney@avtrex.com>
3 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5 (memory_barrier): Rewrote as an insn that clobbers memory.
7 2007-09-10 Richard Sandiford <richard@codesourcery.com>
9 * config/mips/mips.c (mips_global_pointer): Check
10 call_really_used_regs instead of call_used_regs.
11 (mips_save_reg_p): Likewise. Save all call-saved registers
12 if current_function_saves_all_registers. Fix indentation.
13 No longer treat $18 as a special case.
14 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
16 2007-09-10 Richard Sandiford <richard@codesourcery.com>
18 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
19 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
20 the introductory comment.
21 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
22 (override_options): Don't test for it.
23 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
24 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
25 * config/mips/vr.h: As for config/mips/sde.h.
27 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
28 Revital Eres <eres@il.ibm.com>
30 * target.h (struct gcc_target.sched): New field: sms_res_mii.
32 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
33 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
34 * config/spu/spu.c: Include ddg.h.
35 (TARGET_SCHED_SMS_RES_MII): Define.
36 (spu_sms_res_mii): New function to calculate mii.
37 * modulo-sched (res_MII): Use it.
38 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
40 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
42 * config/s390/s390.c (s390_dump_pool): Create copy of constant
43 pool entries since they might hold values that must not be shared.
45 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
48 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
49 Use 'N' operand constraint for op2.
52 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
53 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
55 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
56 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
58 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
60 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
61 Change mode macro in the last real_2expN parameter to uppercase.
63 2007-09-10 Michael Matz <matz@suse.de>
65 * tree-pass.h (pass_cselim): Declare new pass.
66 * passes.c (init_optimization_passes): Link in pass_cselim.
67 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
68 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
69 cond_store_replacement.
70 (condstoretemp): New static variable.
71 (cond_store_replacement): New function.
72 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
73 tree_ssa_phiopt_worker.
74 (struct name_to_bb): New.
75 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
76 nt_init_block, nt_fini_block): New static functions.
77 (seen_ssa_names, nontrap_set): New static variables.
78 (gate_cselim, pass_cselim): Define new pass.
79 * common.opt (ftree-cselim): New flag.
80 * toplev.c (process_options): Set flag_tree_cselim if required.
82 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
84 * simplify-rtx.c (simplify_relational_operation_1): For recent
85 canonicalization, don't recurse if op1 equals both PLUS arguments.
87 2007-09-09 David Daney <ddaney@avtrex.com>
89 * optabs.c (expand_sync_operation): Use plus insn if minus
91 (expand_sync_fetch_operation): Ditto.
93 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
95 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
97 (*floatsisf2_sse_vector): Likewise.
99 2007-09-09 Krister Walfridsson <cato@df.lth.se>
101 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
103 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
105 * config/i386/i386.h (ix86_tune_indices): Rename
106 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
107 (TARGET_USE_VECTOR_CONVERTS): Updated.
108 * config/i386/i386.c: Likewise.
110 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
111 Nigel Stephens <nigel@mips.com>
113 * doc/invoke.texi (Overall Options): Add .sx file extension
115 * cppspec.c (known_suffixes): Likewise.
116 * gcc.c (default_compilers): Likewise.
118 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
121 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
122 * simplify-rtx.c (simplify_relational_operation_1): Add the
123 canonicalization from i386.h.
124 * doc/md.texi (Canonicalization of Instructions): Document it.
126 2007-09-09 Jan Hubicka <jh@suse.cz>
127 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
129 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
130 (TARGET_USE_VECTOR_CONVERTS): New.
131 * i386.md: New post-reload splitters for converting SF to DF and DF to
133 (floatsi* expander): Special case vector conversions.
134 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
135 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
136 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
137 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
138 Disable when doing vector converts.
139 (floatsi<mode>2_i387): Disable when
140 * sse.md (vec_dupv2df): Export.
141 * i386.c (ix86_tune_features): Enable SSE conversions.
143 2007-09-09 Richard Guenther <rguenther@suse.de>
145 * tree-ssa-operands.c (add_virtual_operand): Only mark
146 stores as has_volatile_ops if alias information is not available.
148 2007-09-09 Revital Eres <eres@il.ibm.com>
150 * doc/contrib.texi: Add myself.
152 2007-09-09 Ira Rosen <irar@il.ibm.com>
154 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
155 stmt_vinfo_set_outside_of_loop_cost): New functions.
156 * tree-vect-transform.c (vect_get_cost_fields): Remove.
157 (vect_model_simple_cost): Call
158 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
159 field instead of calling vect_get_cost_fields.
160 (vect_model_store_cost, vect_model_load_cost): Likewise.
162 2007-09-09 Revital Eres <eres@il.ibm.com>
164 * config/rs6000/rs6000.c (paired_init_builtins): Add const
165 declaration to bdesc_paired_preds variable.
166 (paired_expand_builtin): Likewise.
168 2007-09-09 Revital Eres <eres@il.ibm.com>
170 * dbgcnt.def (sms_sched_loop): New counter.
171 * modulo-sched.c: Use sms_sched_loop instead of
172 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
173 perform swing modulo scheduling on. Include dbgcnt.h.
174 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
175 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
177 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
179 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
180 Substitute all uses with ...
181 (MODEF): New mode iterator.
183 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
184 from pre-regalloc define_insn_and_split splitter pattern.
185 (*fix_trunc<mode>_i387_1): Ditto.
187 (*fist<mode>2_1): Ditto.
188 (frndintxf2_floor): Ditto.
189 (*fist<mode>2_floor_1): Ditto.
190 (frndintxf2_ceil): Ditto.
191 (*fist<mode>2_ceil_1): Ditto.
192 (frndintxf2_trunc): Ditto.
193 (frndintxf2_mask_pm): Ditto.
195 (prologue): Use (const_int 0) as never generated filler insn.
197 (sibcall_epilogue): Ditto.
198 (eh_return_si): Ditto.
199 (eh_return_di): Ditto.
201 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
202 using MODEF mode iterator.
203 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
204 using MODEF mode iterator.
205 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
206 using MODEF mode iterator.
207 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
208 Macroize expander using MODEF mode iterator.
210 (zero_extendsidi2): Remove operand constraints from expander.
211 (smuldi3_highpart): Ditto.
212 (indirect_jump): Ditto.
215 * config/i386/sse.md (storentv4sf): Ditto.
216 (storentv2df): Ditto.
217 (storentv2di): Ditto.
219 (sse2_cvtpd2ps): Ditto.
220 (vec_interleave_highv16qi): Ditto.
221 (vec_interleave_lowv16qi): Ditto.
222 (vec_interleave_highv8hi): Ditto.
223 (vec_interleave_lowv8hi): Ditto.
224 (vec_interleave_highv4si): Ditto.
225 (vec_interleave_lowv4si): Ditto.
226 (vec_interleave_highv2di): Ditto.
227 (vec_interleave_lowv2di): Ditto.
228 (sse2_maskmovdqu): Ditto.
229 * config/i386/mmx.md (mmx_maskmovq): Ditto.
231 2007-09-09 Ira Rosen <irar@il.ibm.com>
233 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
234 (struct _slp_tree, struct _slp_instance): Define new data structures
235 along macros for their access.
236 (struct _loop_vec_info): Define new fields: strided_stores,
237 slp_instances, and slp_unrolling_factor along macros for their access.
238 (enum slp_vect_type): New.
239 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
241 (STMT_VINFO_STRIDED_ACCESS): New macro.
242 (vect_free_slp_tree): Declare.
243 (vectorizable_load): Add an argument of type slp_tree.
244 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
245 vectorizable_assignment): Likewise.
246 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
247 Declare (make extern).
248 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
249 (new_loop_vec_info): Likewise.
250 (destroy_loop_vec_info): Free memory allocated for SLP structures.
251 * tree-vect-analyze.c: Include recog.h.
252 (vect_update_slp_costs_according_to_vf): New.
253 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
254 functions. For not pure SLP stmts with strided access check that the
255 group size is power of 2. Update the vectorization factor according to
256 SLP. Call vect_update_slp_costs_according_to_vf.
257 (vect_analyze_group_access): New.
258 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
259 (vect_free_slp_tree): New functions.
260 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
261 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
262 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
263 vect_detect_hybrid_slp): Likewise.
264 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
265 and vect_detect_hybrid_slp.
266 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
267 SLP costs into account.
268 (vect_get_cost_fields): New function.
269 (vect_model_simple_cost): Make extern, add SLP parameter and handle
271 (vect_model_store_cost, vect_model_load_cost): Likewise.
272 (vect_get_constant_vectors): New function.
273 (vect_get_slp_vect_defs, vect_get_slp_defs,
274 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
275 vect_get_vec_defs): Likewise.
276 (vectorizable_reduction): Don't handle SLP for now.
277 (vectorizable_call): Don't handle SLP for now. Add argument to
278 vect_model_simple_cost.
279 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
280 get SLPed and vectorized defs). Fix indentation and spacing.
281 (vectorizable_assignment): Handle SLP.
282 (vectorizable_induction): Don't handle SLP for now.
283 (vectorizable_operation): Likewise.
284 (vectorizable_type_demotion): Add argument to
285 vect_model_simple_cost.
286 (vectorizable_type_promotion): Likewise.
287 (vectorizable_store, vectorizable_load): Handle SLP.
288 (vectorizable_condition): Don't handle SLP for now.
289 (vect_transform_stmt): Add a new argument for SLP. Check that there is
290 no SLP transformation required for unsupported cases. Add SLP
291 argument for supported cases.
292 (vect_remove_stores): New function.
293 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
294 (vect_transform_loop): Schedule SLP instances.
295 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
297 2007-09-09 Andrew Haley <aph@redhat.com>
299 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
302 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
304 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
305 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
306 Similar for what label_refs can go in the JUMP_TARGET field. Split
307 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
308 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
309 REG_LABEL when replacing an operand with a LABEL_REF for a
311 (subst_reloads): When replacing a LABEL_REG with a register,
312 instead of generating a REG_LABEL note, assert that there already
313 is one or that the label is a known target for the insn.
314 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
315 note, check the JUMP_LABEL field. Remove "else" after return.
316 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
317 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
318 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
319 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
320 insns. Iterate over all notes; don't assume there's only one.
321 * cse.c (recorded_label_ref): Adjust comment to refer to
323 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
324 insns, not just NONJUMP_INSN_P.
325 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
327 * jump.c (rebuild_jump_labels): Adjust head comment.
328 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
329 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
330 (mark_all_labels): For JUMP_P insns without a target, check if the
331 the target is noted on the previous nonjump insn.
332 (mark_jump_label_1): New function, guts from mark_jump_label.
333 <case IF_THEN_ELSE>: Handle first operand as a non-target when
334 marking jump target labels.
335 <case LABEL_REF>: Adjust for whether to generate a
336 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
337 For 'E' format rtl, iterate in descending element order.
338 (delete_related_insns): Handle both REG_LABEL_TARGET and
339 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
340 reference count, delete and fallthrough. Move finding-next-
341 non-deleted insn last in the function. Look at all INSN_P insns
342 for REG_LABEL_OPERAND notes.
343 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
345 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
346 JUMP_LABEL, output the INSN_UID of it.
347 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
348 and/or REG_LABEL_TARGET.
349 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
350 with jump.c copy by only adding notes for labels actually
351 referenced in the insn.
352 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
353 usage count increment; handle all INSN_P trial insns.
354 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
356 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
357 REG_LABEL_TARGET and REG_LABEL_OPERAND.
358 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
360 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
361 JUMP_P insns and REG_LABEL_OPERAND everywhere.
362 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
364 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
365 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
366 REG_LABEL_OPERAND notes.
367 * reload1.c (calculate_needs_all_insns): Adjust comments.
368 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
369 * config/alpha/alpha.md (split for load of an address into a
370 four-insn sequence on Unicos/Mk): Adjust to use
372 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
374 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
377 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
378 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
379 FOR_BB_INSNS_SAFE instead of for loop.
380 * cse.c (cse_extended_basic_block): Likewise.
381 * postreload.c (reload_cse_regs_1): New variable next. Make sure
382 that the for loop does not invoke NEXT_INSN on a deleted insn.
383 * function.c (instantiate_virtual_regs): Likewise.
384 * lower-subreg.c (remove_retval_note): Likewise.
385 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
387 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
389 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
390 insn, if it's a jump.
391 (try_redirect_by_replacing_jump): New variable jump_p. Call
392 tablejump_p before delete_insn_chain.
393 * reload1.c (reload): New variable next. Make sure that the for
394 loop does not invoke NEXT_INSN on a deleted insn.
395 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
396 (delete_output_reload): New variable prev. Make sure the the for
397 loops do not invoke PREV_INSN on a deleted insn.
399 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
401 * pa/constraints.md: Remove 'X' from unused letters comment.
403 2007-09-08 Richard Guenther <rguenther@suse.de>
405 * tree-tailcall.c (find_tail_calls): If we don't have aliases
406 computed check stmt_ann->references_memory instead of counting
409 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
411 * cse.c (fold_rtx): Use validate_unshare_change() instead of
412 validate_change() in one more case.
414 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
416 PR tree-optimization/32283
417 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
418 estimated_loop_iterations.
419 (determine_use_iv_cost_condition): Decrease cost of expressions
420 used in iv elimination.
422 2007-09-08 Richard Guenther <rguenther@suse.de>
424 * tree-cfg.c (verify_gimple_expr): Avoid building new
425 pointer types, use TYPE_POINTER_TO if available instead.
427 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
430 PR rtl-optimization/26449
431 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
432 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
434 (mulv16qi3): Implement as define_insn_and_split pattern instead of
435 define_expand. Split insn in split1 pass.
438 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
440 PR tree-optimization/33301
441 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
444 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
446 PR tree-optimization/32183
447 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
449 * tree-ssa-reassoc.c: Include cfgloop.h.
450 (is_reassociable_op): Add a loop argument and return true only
452 (linearize_expr): Updated.
453 (should_break_up_subtract): Likewise.
454 (linearize_expr_tree): Likewise.
455 (init_reassoc): Call loop_optimizer_init with
456 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
458 (fini_reassoc): Call loop_optimizer_finalize.
460 2007-09-07 Sterling Augustine <sterling@tensilica.com>
462 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
463 if there is no i-cache.
465 2007-09-07 Richard Guenther <rguenther@suse.de>
468 2007-09-06 Richard Guenther <rguenther@suse.de>
470 PR tree-optimization/32586
471 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
472 folding if nothing changed.
473 (simplify_unary_expression): New function. Do tree combining
474 on conversion like codes.
475 (try_to_simplify): Call it.
477 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
480 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
481 (__gthread_active,__gthread_start, __gthread_active_init): New.
482 * gthr-posix95.h: Likewise.
484 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
486 * function.h (struct function): Rename calls_unwind_init
487 to saves_all_registers.
488 (current_function_saves_all_registers): Renamed from
489 current_function_calls_unwind_init.
490 * reload1.c (reload): Set current_function_saves_all_registers.
491 * except.c (expand_builtin_unwind_init): Likewise.
492 * config/m68k/m68k.c (m68k_save_reg): Use
493 current_function_saves_all_registers to save pic register.
495 2007-09-07 Janis Johnson <janis187@us.ibm.com>
497 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
498 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
500 Reapply reverted changes:
502 2007-09-06 Jan Hubicka <jh@suse.cz>
504 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
507 2007-09-06 Richard Sandiford <richard@codesourcery.com>
509 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
510 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
512 2007-09-05 Janis Johnson <janis187@us.ibm.com>
514 * optabs.c (expand_float): Convert unsigned integer as signed only
515 if it provides sufficient accuracy; add mode argument to real_2expN.
516 (expand_fix): Fix comment typos; extend binary float into mode
517 wider than destination for converion to unsigned integer; add mode
518 argument to real_2expN.
519 * real.c (real_2expN): Add mode argument to special-case decimal
521 * real.h (real_2expN): Ditto.
522 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
524 (fixed_from_string): Ditto.
525 (fixed_to_decimal): Ditto.
526 (fixed_convert_from_real): Ditto.
527 (real_convert_from_fixed): Ditto.
528 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
529 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
530 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
531 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
533 2007-09-07 Diego Novillo <dnovillo@google.com>
535 * tree-flow.h (const_block_stmt_iterator): Remove.
536 Update all users to use block_stmt_iterator.
537 * tree-iterator.h (const_tree_stmt_iterator): Remove.
538 Update all users to use tree_stmt_iterator.
540 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
542 * config/mips/mips.c (mips_set_current_function): Temporarily
543 make this a no-op to fix bootstrap errors, pending rewrite.
545 2007-09-07 Jan Hubicka <jh@suse.cz>
547 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
550 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
552 PR tree-optimization/33299
553 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
554 uses for all relevant loop-exit phis, not just the first.
556 2007-09-07 Richard Guenther <rguenther@suse.de>
559 * tree-ssa-operands.c (access_can_touch_variable): An access
560 of the form (*p)[0] can touch a variable of same size.
562 2007-09-07 Jan Hubicka <jh@suse.cz>
564 * passes.c (init_optimization_passes): Add simple dce and addressable
566 * tree-ssa.c (execute_update_addresses_taken): New function.
567 (pass_update_address_taken): New.
568 * tree-ssa-dse.c (execute_simple_dse): New function.
569 (pass_simple_dse): New.
570 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
572 2007-09-07 Tobias Burnus <burnus@net-b.de>
575 * doc/invoke.texi: Fix -Wstrict-overflow= table.
577 2007-09-07 Richard Guenther <rguenther@suse.de>
580 2007-09-06 Richard Guenther <rguenther@suse.de>
582 PR tree-optimization/32586
583 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
584 folding if nothing changed.
585 (simplify_unary_expression): New function. Do tree combining
586 on conversion like codes.
587 (try_to_simplify): Call it.
589 2007-09-07 Richard Guenther <rguenther@suse.de>
590 Uros Bizjak <ubizjak@gmail.com>
592 PR tree-optimization/32821
593 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
594 NULL in the call to set_bb_stmt_list.
596 2007-09-07 Richard Sandiford <richard@codesourcery.com>
598 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
599 float calls here, rather than leaving some to the caller.
600 Use call_internal_direct and call_value_internal_direct.
601 * config/mips/mips.md (call_internal_direct): New pattern.
602 (call_value_internal_direct): Likewise.
604 2007-09-07 Richard Sandiford <richard@codesourcery.com>
606 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
607 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
609 (override_options): Set mips_base_move_loop_invariants.
611 2007-09-07 Richard Sandiford <richard@codesourcery.com>
613 * config/mips/mips.opt (mcode-readable=): Move to keep list
616 2007-09-07 Richard Sandiford <richard@codesourcery.com>
618 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
619 and -mgpopt options. Adjust the -G documentation to match.
620 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
621 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
622 function, split out from mips_classify_symbol. Return false for
624 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
625 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
626 (override_options): Check whether the -mgpopt setting is consistent
627 with the other flags.
628 (symbolic_expression_p): Delete.
629 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
630 and default_elf_select_rtx_section.
631 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
632 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
633 external data and TARGET_EXTERN_SDATA.
635 2007-09-07 Tobias Burnus <burnus@net-b.de>
638 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
640 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
642 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
643 FOR_BB_INSNS_SAFE instead of for loop.
644 * cse.c (cse_extended_basic_block): Likewise.
645 * postreload.c (reload_cse_regs_1): New variable next. Make sure
646 that the for loop does not invoke NEXT_INSN on a deleted insn.
647 * function.c (instantiate_virtual_regs): Likewise.
648 * lower-subreg.c (remove_retval_note): Likewise.
649 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
651 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
653 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
654 insn, if it's a jump.
655 (try_redirect_by_replacing_jump): New variable jump_p. Call
656 tablejump_p before delete_insn_chain.
657 * reload1.c (reload): New variable next. Make sure that the for
658 loop does not invoke NEXT_INSN on a deleted insn.
659 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
660 (delete_output_reload): New variable prev. Make sure the the for
661 loops do not invoke PREV_INSN on a deleted insn.
663 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
665 * cgraphbuild.c (rebuild_cgraph_edges): Export.
666 * cgraph.h (rebuild_cgraph_edges): Declare.
667 * tree-pass.h (pass_expand_omp_ssa): New.
668 * omp-low.c (find_omp_clause): Export.
669 (copy_var_decl): Split from omp_copy_decl_2.
670 (build_omp_barrier): Return the call to emit instead of emitting
672 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
674 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
675 expand_omp_for_generic, expand_omp_for_static_nochunk,
676 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
677 Adapted to work on SSA form.
678 (execute_expand_omp): Do not invalidate dominance information.
679 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
680 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
681 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
683 (force_gimple_operand): Allow gimplifying code expressions without
685 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
686 * common.opt (fopenmp-ssa): New.
687 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
688 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
689 * tree-cfg.c: Include tree-inline.h.
690 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
691 (replace_by_duplicate_decl, replace_ssa_name,
692 mark_virtual_ops_in_region): New functions.
693 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
695 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
696 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
699 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
701 * tree-loop-linear.c: Include obstack.h.
702 (linear_transform_loops): New obstack lambda_obstack.
703 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
704 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
706 * lambda.h (struct obstack): New forward declaration.
707 (lambda_linear_expression_new): New parameter of type struct
709 (lambda_loopnest_new): Likewise.
710 (lambda_loopnest_transform): Likewise.
711 (lambda_body_vector_new): Likewise.
712 (lambda_body_vector_compute_new): Likewise.
713 (gcc_loopnest_to_lambda_loopnest): Likewise.
714 (lambda_loopnest_to_gcc_loopnest): Likewise.
715 * lambda-code.c: Include obstack.h.
716 (lambda_lattice_new): New parameter lambda_obstack. Use it for
718 (lambda_body_vector_new): Likewise.
719 (lambda_linear_expression_new): Likewise.
720 (lambda_lattice_new): Likewise.
721 (lambda_loopnest_new): Likewise. Additionally use obstack to
722 allocate LN_LOOPS(ret).
723 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
724 it to lambda_lattice_new.
725 (lambda_body_vector_compute_new): New parameter lambda_obstack.
726 Pass it to lambda_body_vector_new.
727 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
728 it to lambda_lattice_new.
729 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
730 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
731 (lambda_compute_target_space): Likewise.
732 (lambda_compute_auxillary_space): New parameter lambda_obstack.
733 Pass it to lambda_lattice_compute_base and
734 compute_nest_using_fourieer_motzkin.
735 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
736 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
737 and lambda_lattice_compute_target_space.
738 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
739 Pass it to lambda_linear_expression_new.
740 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
741 to gcc_tree_to_linear_expression.
742 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
743 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
744 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
745 Pass it to lambda_body_vector_new and
746 lambda_body_vector_compute_new.
747 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
748 (lambda-code.o): Likewise.
750 2007-09-06 Chao-ying Fu <fu@mips.com>
752 * ginclude/stdfix.h: New file.
753 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
754 (convert.o): Add dependence on fixed-value.h.
755 * c-convert.c (convert): Support FIXED_POINT_TYPE.
756 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
757 to define fixed-point constants.
758 (c_cpp_builtins): Define fixed-point constants.
759 * convert.c (fixed-value.h): New include.
760 (convert_to_real): Update comment to include fixed-point.
761 Support FIXED_POINT_TYPE.
762 (convert_to_integer): Update comment to include fixed-point.
763 Support FIXED_POINT_TYPE.
764 (convert_to_complex): Support FIXED_POINT_TYPE.
765 (convert_to_fixed): New function.
766 * convert.h (convert_to_fixed): Declare.
767 * genopinit.c: Add comment about $Q for only fixed-point modes.
768 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
769 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
770 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
771 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
772 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
773 usneg_optab for fixed-point modes.
774 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
776 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
777 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
778 unsigned saturation optabs, when type is saturating.
779 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
780 (expand_fixed_convert): New function.
781 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
782 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
783 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
784 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
785 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
786 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
788 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
789 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
790 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
791 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
792 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
794 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
795 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
796 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
797 fractuns, satfractuns.
798 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
799 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
800 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
801 OTI_ssmsub_widen, OTI_usmsub_widen.
802 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
803 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
804 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
805 umsub_widen_optab, usmsub_widen_optab): Define.
806 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
808 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
810 (expand_fixed_convert): Declare.
811 * expr.c (convert_move): Support the move of fixed-point modes.
812 (emit_move_insn_1): Handle fixed-point mode to move via integer.
813 (categorize_ctor_elements_1): Handle FIXED_CST.
814 (count_type_elements): Handle FIXED_POINT_TYPE.
815 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
816 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
818 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
819 multiply and add/subtract for fixed-point types.
820 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
821 mode, we jump to binop directly.
822 Support FIXED_CONVERT_EXPR.
823 (do_store_flag): Check FIXED_CST to put a constant second.
824 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
825 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
826 (const_vector_from_tree): Support FIXED_CST.
827 * doc/extend.texi (Fixed-Point): New node.
828 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
829 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
830 satfract, fractuns, satfractuns): Document them.
832 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
834 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
835 addresses into I registers.
837 2007-09-06 Jan Hubicka <jh@suse.cz>
838 Andreas Tobler <a.tobler@schweiz.org>
840 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
842 (machopic_legitimize_pic_address): Likewise.
844 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
845 Jan Hubicka <jh@suse.cz>
847 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
848 instead of ufloat_optab->handlers directly.
849 (floatdidf2): Likewise.
851 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
853 * config/mips/mips.c: Include diagnostic.h.
854 (mips_set_current_function): Check errorcount and sorrycount
855 before generating RTL.
857 2007-09-06 Richard Sandiford <richard@codesourcery.com>
860 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
861 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
862 (print_operand_reloc): Likewise.
864 2007-09-06 Janis Johnson <janis187@us.ibm.com>
868 2007-09-06 Jan Hubicka <jh@suse.cz>
870 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
873 2007-09-06 Richard Sandiford <richard@codesourcery.com>
875 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
876 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
878 2007-09-05 Janis Johnson <janis187@us.ibm.com>
880 * optabs.c (expand_float): Convert unsigned integer as signed only
881 if it provides sufficient accuracy; add mode argument to real_2expN.
882 (expand_fix): Fix comment typos; extend binary float into mode
883 wider than destination for converion to unsigned integer; add mode
884 argument to real_2expN.
885 * real.c (real_2expN): Add mode argument to special-case decimal
887 * real.h (real_2expN): Ditto.
888 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
890 (fixed_from_string): Ditto.
891 (fixed_to_decimal): Ditto.
892 (fixed_convert_from_real): Ditto.
893 (real_convert_from_fixed): Ditto.
894 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
895 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
896 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
897 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
899 2007-09-06 Tom Tromey <tromey@redhat.com>
901 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
902 * c-pch.c (c_common_read_pch): Restore current location after
904 * tree.c (expand_location): Update.
905 (expr_filename): Changed return type. Unified the two cases.
906 (expr_lineno): Likewise.
907 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
909 * toplev.c (line_table): Changed type.
910 (general_init): Update.
911 (realloc_for_line_map): New function.
912 (general_init): Allocate line_table using GC.
913 * fix-header.c (line_table): Changed type.
914 (read_scan_file): Update.
915 (read_scan_file): Update.
916 * c-ppoutput.c (maybe_print_line): Update.
917 (print_line): Update.
918 (cb_line_change): Update.
920 (pp_file_change): Update.
921 * c-opts.c (c_common_init_options): Update.
922 (finish_options): Update.
923 (push_command_line_include): Update.
924 * c-lex.c (cb_line_change): Update.
925 (cb_def_pragma): Update.
928 (c_lex_with_flags): Use cpp_get_token_with_location.
929 * input.h (line_table): Changed type.
930 (location_from_locus): New macro.
931 * tree.h (EXPR_FILENAME): No longer an lvalue.
932 (EXPR_LINENO): Likewise.
933 (expr_locus, set_expr_locus): Declare separately for
935 (expr_filename, expr_lineno): Changed return type.
936 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
937 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
938 (expand_gimple_basic_block): Likewise.
939 * final.c (final_scan_insn): Use expanded_location.
941 2007-09-06 Richard Guenther <rguenther@suse.de>
943 PR tree-optimization/32586
944 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
945 folding if nothing changed.
946 (simplify_unary_expression): New function. Do tree combining
947 on conversion like codes.
948 (try_to_simplify): Call it.
949 * builtins.c (fold_builtin_cexp): Fold the built expressions.
950 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
952 2007-09-06 Jan Hubicka <jh@suse.cz>
955 * cse.c (fold_rtx): Avoid invalid sharing.
957 2007-09-06 Richard Sandiford <richard@codesourcery.com>
959 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
960 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
962 2007-09-06 Revital Eres <eres@il.ibm.com>
964 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
965 Fix offsettable memory reference for 750CL.
967 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
969 * reload.c (find_reloads_address_1): Try to preserve original
970 base/index regclass of operands.
971 * regrename.c (scan_rtx_address): Likewise.
972 (replace_oldest_value_addr): Likewise.
974 2007-09-06 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/33302
977 * domwalk.c (walk_dominator_tree): The exit block is
978 interesting even if it is not reachable.
980 2007-09-06 Richard Sandiford <richard@codesourcery.com>
983 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
985 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
987 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
990 2007-09-05 Ian Lance Taylor <iant@google.com>
992 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
994 (dump_generic_node): Likewise.
995 * print-rtl.c (print_decl_name): Likewise.
996 * print-tree.c (print_node_brief): Likewise.
997 (print_node): Likewise.
998 * Makefile.in (RTL_BASE_H): Add alias.h.
1001 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
1003 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
1005 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
1006 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
1008 2007-09-06 Jie Zhang <jie.zhang@analog.com>
1010 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
1011 (tm_defines): Define UCLIBC_DEFAULT to 1.
1012 (extra_options): Add linux.opt.
1013 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1014 (CRT_CALL_STATIC_FUNCTION): Likewise.
1015 (NO_IMPLICIT_EXTERN_C): Likewise.
1016 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1017 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
1018 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1019 (ENDFILE_SPEC): Don't define.
1020 (LIB_SPEC): Likewise.
1021 (CRT_CALL_STATIC_FUNCTION): Likewise.
1022 (NO_IMPLICIT_EXTERN_C): Likewise.
1023 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
1024 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1026 2007-09-06 Jan Hubicka <jh@suse.cz>
1028 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1031 2007-09-06 Jan Hubicka <jh@suse.cz>
1033 * opts.c (common_handle_option): Enable inlining functions for
1036 2007-09-06 Jakub Jelinek <jakub@redhat.com>
1038 * builtin-attrs.def (ATTR_NONNULL_3): New.
1039 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
1040 ATTR_NOTHROW_NONNULL_##FA.
1041 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
1042 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
1043 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
1044 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
1045 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
1046 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
1047 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
1049 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
1050 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
1051 ATTR_FORMAT_NOTHROW_3_4): Remove.
1052 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
1053 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
1054 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
1055 instead of ATTR_FORMAT_*_*.
1057 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
1059 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
1060 parts re-used for REG_FRAME_RELATED_EXPR.
1062 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1064 * optabs.c (expand_float): Convert unsigned integer as signed only
1065 if it provides sufficient accuracy; add mode argument to real_2expN.
1066 (expand_fix): Fix comment typos; extend binary float into mode
1067 wider than destination for converion to unsigned integer; add mode
1068 argument to real_2expN.
1069 * real.c (real_2expN): Add mode argument to special-case decimal
1071 * real.h (real_2expN): Ditto.
1072 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1074 (fixed_from_string): Ditto.
1075 (fixed_to_decimal): Ditto.
1076 (fixed_convert_from_real): Ditto.
1077 (real_convert_from_fixed): Ditto.
1078 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1079 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1080 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1081 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1083 2007-09-05 Ian Lance Taylor <iant@google.com>
1085 * init-regs.c (initialize_uninitialized_regs): Call
1086 emit_insn_before rather than add_insn_before.
1088 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1090 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1091 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1092 * tree-inline.h (copy_body_data): Add call_expr field.
1093 * tree-inline.c (expand_call_inline): Initialize call_expr.
1094 (copy_bb): Append anonymous inline fn arguments to arguments
1095 when inlining a CALL_EXPR_VA_ARG_PACK call.
1096 * builtins.c (expand_builtin): Issue an error if
1097 BUILT_IN_VA_ARG_PACK is seen during expand.
1098 (fold_call_expr, fold_builtin_call_array): Don't fold
1099 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1100 __builtin_va_arg_pack () call as last argument.
1101 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1102 function is __builtin_va_arg_pack (), decrease number of call
1103 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1104 * expr.c (expand_expr_real_1): Issue an error if
1105 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1106 * tree-pretty-print.c (dump_generic_node): Handle printing
1107 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1108 * doc/extend.texi (__builtin_va_arg_pack): Document.
1110 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1112 PR tree-optimization/21513
1113 * builtins.c (build_builtin_expect_predicate): New function.
1114 (fold_builtin_expect): Add argument for expected value.
1115 Distribute __builtin_expect over short-circuiting operations.
1116 Fold nested builtin_expects.
1117 (fold_builtin_2): Adjust call to fold_builtin_expect.
1119 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1122 PR tree-optimization/13756
1123 * doc/invoke.texi (Options That Control Optimization): Document
1126 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1128 * gcc/config/i386/cpuid.h: New file.
1129 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1130 (describe_cache): Shrink size and line strings to 100 bytes.
1131 (detect_caches_amd): Return "" for unsupported max_ext_level.
1132 Use __cpuid function.
1133 (detect_caches_intel): Return "" for unsupported max_level.
1134 Use __cpuid function.
1135 (host_detect_local_cpu): Change feature flag variables to
1136 unsigned int. Initialize only extended feature flag variables.
1137 Use __get_cpuid_max to determine max supported cpuid level.
1138 Use __cpuid function to determine supported features. Fix
1139 calculation of family id. Remove is_amd and check signature
1140 directly. Check for Geode signature. Handle family 4 id.
1141 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1142 cpu discovery code to lower part of the function.
1143 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1144 for sub-architecture.
1145 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1146 [PROCESSOR_K8]: Add k8-sse3 architecture.
1147 [PROCESSOR_NOCONA]: Remove.
1148 [PROCESSOR_GENERIC64]: Ditto.
1149 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1150 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1151 to check for SSE and FXSAVE support.
1152 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1153 Add -minline-all-stringops.
1154 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1155 (x86_64-*-*): Ditto.
1157 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1159 * config/bfin/linux-unwind.h: New file.
1160 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1161 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1163 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1165 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1166 * stmt.c: Include alloc-pool.h.
1167 (struct case_node): Remove GTY marker.
1168 (add_case_node): New parameter case_node_pool. Use it for
1170 (expand_case): New allocation pool case_node_pool. Initialize it,
1171 pass to add_case_node and free it.
1173 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1174 David Ung <davidu@mips.com>
1175 Nigel Stephens <nigel@mips.com>
1177 Add mips16/nomips16 function attributes and -mflip-mips16 option
1178 for testing mixed-mode compilation.
1180 * config/mips/mips.opt (mflip-mips16): New.
1182 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1183 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1185 * config/mips/mips.c (mips_base_target_flags): New.
1186 (mips_base_mips16): New.
1187 (mips_base_schedule_insns): New.
1188 (mips_base_reorder_blocks_and_partition): New.
1189 (mips_base_align_loops): New.
1190 (mips_base_align_jumps): New.
1191 (mips_base_align_functions): New.
1192 (mips16_flipper): New.
1193 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1194 (TARGET_SET_CURRENT_FUNCTION): Define.
1195 (mips_mips16_type_p, mips_nomips16_type_p): New.
1196 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1197 (mips_function_ok_for_sibcall): Make it deal with functions with
1199 (mips_init_split_addresses): New, split out from override_options.
1200 (mips_init_relocs): New, split out from override_options.
1201 (was_mips16_p): New.
1202 (mips_set_mips16_mode): New, split out from override_options.
1203 (mips_set_current_function): New.
1204 (override_options): Add sorry for unsupported mips16/pic
1205 combination. Remove error for mips16/dsp combination. Save
1206 base option settings.
1207 (mips_file_start): Move mips16 mode setting output from here....
1208 (mips_output_function_prologue): ....to here.
1209 (mips_output_mi_thunk): Check for mips16 function.
1210 (build_mips16_function_stub): Don't set .mips16 here.
1211 (build_mips16_call_stub): Likewise.
1212 (mips_expand_builtin): Error in mips16 mode.
1213 (mips_use_mips16_mode_p): New.
1214 (mips_encode_section_info): Check for mips16 function, and set
1215 SYMBOL_REF_FLAGS accordingly.
1217 * doc/extend.texi (Function Attributes): Document new
1218 mips16/nomips16 attributes.
1219 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1220 (MIPS Options): Document -mflip-mips16.
1222 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1224 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1225 if we encounter TLS address in MIPS16 mode.
1226 (mips_legitimize_const_move): Check cannot_force_const_mem for
1227 the (const (plus symbol offset)) case; this forces invalid TLS
1228 address in MIPS16 mode to be caught by the above call to sorry.
1229 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1230 because that now enables emutls, which is not ABI compatible
1231 with native TLS in non-MIPS16 mode.
1233 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1235 Add target hook invoked when cfun changes.
1237 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1238 * target.h (struct gcc_target): Add set_current_function.
1239 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1240 (TARGET_INITIALIZER): Add initializer for set_current_function.
1241 * tree.h (push_struct_function): New.
1242 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1244 (set_cfun): Declare.
1245 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1247 (push_function_context_to): Use allocate_struct_function
1248 to create null context, not init_dummy_function_start. Use set_cfun.
1249 (pop_function_context_from): Use set_cfun.
1250 (in_dummy_function): New.
1251 (invoke_set_current_function_hook): New.
1253 (push_cfun, pop_cfun): Use set_cfun.
1254 (push_struct_function): New.
1255 (allocate_struct_function): Call invoke_set_current_function_hook
1257 (prepare_function_start): Don't set cfun here. Remove unused
1258 argument; fix all callers.
1259 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1260 push_struct_function.
1261 (init_function_start): Set cfun here.
1262 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1263 * omp-low.c (create_omp_child_function): Use push_struct_function
1264 and pop_cfun to save/restore state.
1265 (expand_omp_parallel): Remove unused saved_cfun variable.
1266 * cgraphunit.c (ipa_passes): Use set_cfun.
1267 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1268 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1269 * matrix-reorg.c (transform_allocation_sites): Likewise.
1270 (matrix_reorg): Use set_cfun.
1271 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1272 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1273 assignment to cfun; use set_cfun for the other.
1274 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1275 (dump_function_to_file): Use push_cfun/pop_cfun here.
1276 * c-decl.c (finish_function): Use set_cfun.
1278 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1280 * regrename.c (rerename_optimize): Use deferred rescanning and
1281 insert explicit calls to rescan insns when changed.
1283 2007-09-05 Jan Hubicka <jh@suse.cz>
1285 * optabs.c (libfunc_entry): Change optab to integer.
1286 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1287 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1288 of pointers for hashing.
1290 2007-09-05 Jan Hubicka <jh@suse.cz>
1292 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1294 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1295 * see.c (pass_see): Likewise.
1296 * tracer.c (pass_tracer): Likewise.
1297 * postreload-gcse.c (pass_gcse2): Likewise.
1298 * postreload.c (pass_postreload_cse): Likewise.
1299 * mode-switching.c (pass_mode_switching): Likewise.
1300 * modulo-sched.c (pass_sms): Likewise.
1301 * cse.c (cse_insn): Likewise.
1302 * web.c (pass_web): Likweise.
1303 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1304 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1305 * loop-init.c (pass_rtl_loop_init): Likewise.
1306 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1307 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1308 * global.c (pass_global_alloc): Likewise.
1309 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1310 pass_if_after_reload): Likewise.
1311 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1312 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1313 * regmove.c (pass_regmove): Likewise.
1314 * function.c (pass_thread_prologugues_epilogues): Likewise.
1315 * gcse.c (pass_gcse): Likewise.
1316 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1317 * lower-subreg.c (pass_lower_subreg2): Likewise.
1318 * bt-load.c (pass_branch_target_load): Likewise.
1319 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1320 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1321 * combine.c (pass_combine): Likewise.
1322 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1323 (pass_partition_blocks): Likewise.
1324 * var-tracking.c (pass_variable_track): Likewise.
1325 * reg-stack.c (pass_stack_regs_run): Likewise.
1326 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1327 * passes.c (pass_postreload): Likewise.
1328 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1329 * tree-pass.h (TODO_verify_rtl_sharing): New.
1330 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1331 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1332 TODO_set_props, TODO_df_finish, TODO_df_verify,
1333 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1335 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1338 fold_real_zero_addition_p, reorder_operands_p,
1339 div_if_zero_remainder, fold_undefer_overflow_warnings,
1340 int_binop_types_match_p, fold_convert_const_int_from_int,
1341 fold_convert_const_int_from_real,
1342 fold_convert_const_int_from_fixed,
1343 fold_convert_const_real_from_real,
1344 fold_convert_const_real_from_fixed,
1345 fold_convert_const_fixed_from_fixed,
1346 fold_convert_const_fixed_from_int,
1347 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1348 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1349 debug_fold_checksum, multiple_of_p): Constify.
1350 * tree-flow-inline.h (get_lineno): Likewise.
1351 * tree-flow.h (get_lineno): Likewise.
1352 * tree-object-size.c (compute_object_offset, addr_object_size,
1353 alloc_object_size, pass_through_call): Likewise.
1354 * tree-pretty-print.c (op_symbol, print_call_name,
1355 print_struct_decl, do_niy): Likewise.
1356 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1357 debug_fold_checksum): Likewise.
1359 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1362 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1363 note, remove the associated REG_RETVAL note.
1365 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1367 * config.gcc (powerpc*-*-*): Install
1368 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1369 * config/rs6000/spu2vmx.h: New header.
1370 * config/rs6000/si2vmx.h: New header.
1371 * config/rs6000/vec_types.h: New header.
1373 2007-09-05 Ben Elliston <bje@au.ibm.com>
1375 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1377 2007-09-05 Ben Elliston <bje@au.ibm.com>
1379 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1381 (__stdcx): Make asm volatile.
1382 (__stwcx, __stdcx): Return only 0 or 1.
1384 2007-09-05 Jan Hubicka <jh@suse.cz>
1388 2007-09-04 Jan Hubicka <jh@suse.cz>
1389 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1391 2007-09-04 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa-operands.c (add_virtual_operand): Only mark
1393 stores as has_volatile_ops if alias information is not available.
1395 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1397 * config/rs6000/tramp.asm: Include config.h.
1398 Check __PIC__ or __pic__ macro instead of SHARED.
1400 PR rtl-optimization/32300
1401 * see.c (see_copy_insn): New function.
1402 (see_def_extension_not_merged, see_merge_one_use_extension,
1403 see_merge_one_def_extension): Use it. Avoid changing
1404 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1405 into sequences. Call df_insn_delete on temporary insns
1406 that won't be emitted into the insn stream.
1407 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1408 and run df_process_deferred_rescans () before run_fast_dce.
1410 PR tree-optimization/33017
1411 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1412 recurse for pure or const function calls.
1414 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1416 * c-format.c: Include alloc-pool.h.
1417 (check_format_info_main): New argument fwt_alloc. Use allocation
1418 pool instead of GC. Remove GC deallocation code.
1419 (check_format_arg): Create allocation pool, pass it to
1420 check_format_info_main and free it afterwards.
1421 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1423 2007-09-05 Ben Elliston <bje@au.ibm.com>
1425 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1426 Rename count macro arugment for clarity.
1427 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1428 (__protected_stream_set): Likewise, pass 0.
1430 2007-09-04 Jan Hubicka <jh@suse.cz>
1432 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1434 2007-09-04 Jan Hubicka <jh@suse.cz>
1436 * invoke.texi (-finline-small-functions): Document.
1437 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1438 when deciding what is inlinable.
1439 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1440 (cgraph_decide_inlining_of_small_function): Handle new flags.
1441 (cgraph_decide_inlining_incrementally): Likewise.
1442 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1443 * common.opt (finline-small-functions): New.
1444 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1446 2007-09-04 Richard Guenther <rguenther@suse.de>
1448 * tree-ssa-operands.c (add_virtual_operand): Only mark
1449 stores as has_volatile_ops if alias information is not available.
1451 2007-09-04 Andrew Haley <aph@redhat.com>
1453 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1455 2007-09-04 Andrew Haley <aph@redhat.com>
1457 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1458 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1459 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1461 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1464 * common.opt: Mention ABI version 2 in comment.
1466 2007-09-04 Jan Hubicka <jh@suse.cz>
1468 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1469 (libfunc_entry): New structure.
1470 (libfunc_hash): New hashtable.
1471 (hash_libfunc): New function.
1472 (eq_libfunc): New function.
1473 (convert_optab_libfunc): New function.
1474 (optab_libfunc): New function.
1475 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1476 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1477 expand_float, expand_fix, new_optab, new_convert_optab):
1478 Update for new libfunc API.
1479 (init_libfunc, init_integral_libfuncs,
1480 init_floating_libfuncs, init_interclass_conv_libfuncs
1481 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1482 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1483 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1484 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1485 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1486 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1487 gen_extend_conv_libfunc): New.
1488 (init_one_libfunc): Revamp for hashtables.
1489 (set_conv_libfunc): Likewise.
1490 (init_optabs): Initialize hashtable; use lazy initialization where
1492 * optabs.h (optab_handlers): Move out of GGC.
1493 (optab, convert_optab): Move out of GGC; add lazy gen info.
1494 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1495 (optab_libfunc, convert_optab_libfunc): New.
1496 * builtins.c (expand_builtin_powi): Update for new API.
1497 * expr.c (convert_move): Likewise.
1498 * expmed.c (expand_divmod): Likewise.
1500 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1502 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1503 GOT pointer only if there is a constant pool. Use the allocated space
1506 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1508 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1511 2007-09-04 Revital Eres <eres@il.ibm.com>
1512 Richard Guenther <rguenther@suse.de>
1513 R. Clint Whaley <whaley@cs.utsa.edu>
1515 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1517 * tree-tailcall.c (process_assignment): Use -fassociative-math
1518 when reodering operands of floating-point type.
1519 * fold-const.c (fold_comparison, fold_binary): Use
1520 -fassociative-math and -freciprocal-math instead of
1521 -funsafe-math-optimization flag.
1522 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1523 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1524 -freciprocal-math instead of -funsafe-math-optimizations.
1525 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1526 -fassociative-math when -ffast-math is set.
1527 (set_unsafe_math_optimizations_flags): New Function
1528 to set -freciprocal-math and -fassociative-math when
1529 -funsafe-math-optimizations is set.
1530 (common_handle_option): Call it.
1531 * tree-vectorizer.c (vect_is_simple_reduction): Use
1532 -fassociative-math when doing reduction on floats.
1533 * loop-unroll.c (analyze_insn_to_expand_var): Use
1534 -fassociative-math when expanding an accumulator of type float.
1535 * simplify-rtx.c (simplify_binary_operation_1): Use
1536 -fassociative-math and -freciprocal-math when reordeing operands
1537 of floating-point type.
1538 * combine.c (combine_simplify_rtx): Likewise.
1539 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1541 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1543 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1546 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1548 2007-09-04 Jan Hubicka <jh@suse.cz>
1550 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1552 2007-09-04 Jan Hubicka <jh@suse.cz>
1554 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1555 and corresponding MATCH_DUP.
1557 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1560 * combine.c (subst): Do not try to simplify X if it represents load
1561 of FP constant from the constant pool via float extension.
1563 2007-09-04 Ben Elliston <bje@au.ibm.com>
1565 * c-opts.c: Include "tm_p.h".
1566 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1568 2007-09-04 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/33291
1571 * tree-pretty-print.c (dump_generic_node): Dump all
1572 qualifiers for pointer types, not only first. Dump
1573 qualifiers for aggregate types as well.
1574 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1575 use the canonical type for building ARRAY_REFs.
1576 * gimplify.c (canonicalize_addr_expr): Clean up. The
1577 correct validness check is compatibility of the pointer
1578 types. Always use the canonical type for building
1579 ARRAY_REFs and ADDR_EXPRs.
1580 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1581 change that disabled propagation of ADDR_EXPRs into statements
1584 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1586 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1587 (umulsi3_highpart): Make into expanders; existing insns are
1588 now named *[insn]_nov6. Add stars to existing [insn]_v6
1589 counterparts' names.
1591 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1593 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1594 (unprotoize.o): Remove SHLIB_MULTILIB.
1596 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1598 * doc/extend.texi: Document progmem attribute for AVR.
1600 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1603 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1605 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1607 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1610 * optabs.c: Remove unnecessary forward declarations.
1611 (expand_unop_direct): New, broken out of expand_unop.
1612 (expand_doubleword_clz): New.
1613 (expand_ctz): Move above expand_ffs. Use
1614 start_sequence, end_sequence, add_equal_note, and
1615 expand_unop_direct. Add more commentary.
1616 (expand_ffs): Try both ctz optab and expand_ctz.
1617 Generate a test and branch if the hardware doesn't give us
1618 a useful value for input zero. Style improvements similar to
1621 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1623 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1625 * config.gcc: Delete stanza for arm-semi-aof and
1626 armel-semi-aof targets.
1627 * config/arm/arm-protos.h
1629 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1630 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1631 delete aof_pic_label and remove mention of AOF in comments.
1632 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1634 * config/arm/semiaof.h
1635 * config/arm/t-semi: Delete file.
1637 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1640 CONST_CAST_BB): New macros for type-specific casts.
1641 (CONST_CAST): Add a TYPE parameter and define it in terms of
1644 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1645 * c-lex.c (cb_ident, lex_string): Likewise,
1646 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1647 * config/i386/i386.c (ix86_function_regparm,
1648 ix86_function_sseregparm): Use CONST_CAST_TREE.
1649 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1651 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1652 give_switch, set_multilib_dir): Likewise,
1653 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1654 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1655 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1656 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1657 * prefix.c (update_path): Likewise,
1658 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1659 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1660 * tree-cfg.c (tree_can_merge_blocks_p,
1661 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1662 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1663 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1664 (attribute_list_contained): Use CONST_CAST_TREE.
1666 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1668 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1670 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1673 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1674 before forcing them into a register.
1676 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1678 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1679 rather than define_code_macro.
1681 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1683 * gcc.c (xputenv): New function.
1684 (putenv_from_prefixes): Use xputenv instead of putenv.
1685 (process_command): Use xputenv instead of putenv.
1686 (set_collect_gcc_options): Use xputenv instead of putenv.
1687 (main): Use xputenv instead of putenv.
1689 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1691 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1692 availability of swap instruction.
1693 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1695 2007-09-03 Revital Eres <eres@il.ibm.com>
1697 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1700 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1701 Ayal Zaks <zaks@il.ibm.com>
1702 Revital Eres <eres@il.ibm.com>
1704 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1705 compute_split_row): New functions.
1706 (ps_unschedule_node): Remove.
1707 (normalize_sched_times): Iterate over the already scheduled
1708 insns instead of the number of nodes.
1709 (MAX_SPLIT_NUM): New definition.
1710 (sms_schedule_by_order): Change the scheduling heuristic to
1711 avoid useless increases of initiation interval ii.
1712 (get_sched_window): Add dump printouts.
1714 2007-09-02 David Daney <ddaney@avtrex.com>
1716 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1717 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1718 (optab, insn): Add more attributes.
1719 (fetchop_bit): New code macro.
1720 (immediate_insn): New code macro attribute.
1721 (sync): Change condition to ISA_HAS_SYNC.
1722 (rdhwr): Change predicate for operand 0 to register_operand.
1723 (memory_barrier): New expand.
1724 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1725 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1726 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1727 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1728 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1729 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1730 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1731 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1732 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1734 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1735 Hans-Peter Nilsson <hp@axis.com>
1737 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1738 Defined to describe availability and behavior of CLZ.
1739 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1740 * config/cris/cris.opt: Tweak comment for "-metrax4".
1741 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1742 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1743 (count_leading_zeros): Define.
1745 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1747 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1749 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1752 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1755 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1757 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1758 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1759 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1760 sched-deps.c, sched-int.h, system.h, target.h,
1761 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1762 tree.def: Fix comment typos.
1764 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1766 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1767 (override_options): Turn on -mstrict-align on non-ColdFire
1769 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1771 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1773 * c-common.c (const_strip_array_types): Delete.
1774 * c-common.h (const_strip_array_types): Likewise.
1775 * emit-rtl.c (const_next_insn, const_previous_insn,
1776 const_next_nonnote_insn, const_prev_nonnote_insn,
1777 const_next_real_insn, const_prev_real_insn,
1778 const_next_active_insn, const_prev_active_insn, const_next_label,
1779 const_prev_label): Delete.
1780 * gimple-low.c (block_may_fallthru): Use expr_last.
1781 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1782 * rtl.h (const_previous_insn, const_next_insn,
1783 const_prev_nonnote_insn, const_next_nonnote_insn,
1784 const_prev_real_insn, const_next_real_insn,
1785 const_prev_active_insn, const_next_active_insn, const_prev_label,
1786 const_next_label): Delete.
1787 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1788 * system.h (CONST_CAST): Update comment.
1789 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1790 (const_first_stmt, const_last_stmt): Delete.
1791 (tree_block_ends_with_condjump_p): Use last_stmt.
1792 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1793 * tree-iterator.c (const_expr_first, const_expr_last,
1794 const_expr_only): Delete.
1795 * tree.c (const_lookup_attribute): Likewise.
1796 (attribute_list_contained): Use lookup_attribute.
1797 * tree.h (const_lookup_attribute, const_expr_first,
1798 const_expr_last, const_expr_only): Delete.
1800 2007-09-01 Richard Guenther <rguenther@suse.de>
1802 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1803 instead of TREE_THIS_VOLATILE.
1804 * tree-ssa-operands.c (add_virtual_operand): Do not set
1805 has_volatile_ops. Do not check s_ann for NULL.
1806 (get_indirect_ref_operands): Likewise.
1807 (get_expr_operands): Likewise. For all reference trees
1808 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1809 check base of reference for TREE_THIS_VOLATILE.
1811 2007-09-01 Richard Guenther <rguenther@suse.de>
1813 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1814 between integral types. Also allow conversions between
1817 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1819 * optabs.c (prepare_float_lib_cmp): Use
1820 libgcc_cmp_return_mode instead of word_mode.
1821 * config/dfp-bit.h: Likewise.
1822 * config/fp-bit.h: Likewise.
1823 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1825 (spu_libgcc_shift_count_mode): New function.
1826 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1827 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1829 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1831 * tree-pretty-print.c: Include output.h.
1832 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1833 HOST_WIDE_INT_PRINT_DEC.
1834 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1836 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1838 PR rtl-optimization/33224
1839 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1840 to the analysed region.
1842 2007-08-31 Richard Guenther <rguenther@suse.de>
1844 * function.c (allocate_struct_function): Do not set
1845 current_function_returns_pointer.
1846 * function.h (struct var_refs_queue): Remove.
1847 (struct simple_obstack_stack): Likewise.
1848 (struct function): Remove fixup_var_refs_queue member.
1849 Remove returns_pointer flag.
1850 (current_function_returns_pointer): Remove define.
1852 2007-08-31 Nick Clifton <nickc@redhat.com>
1854 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1855 secondary keys in order to obtain a stable sort.
1857 2007-08-31 Nick Clifton <nickc@redhat.com>
1860 * config/m32r/constraints.md: Add W constraint for integer zero.
1861 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1862 Fix length calculation by using alternatives.
1864 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1866 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1867 split out from expand_binop.
1868 (avoid_expensive_constant): New function.
1869 (expand_binop_directly): Remove commutative_op argument and
1870 (expand_binop_directly): Remove commutative_op argument and
1871 call cummutative_optab_p instead. Do not change op0 or op1
1872 when swapping xop0 and xop1. Apply avoid_expensive_constant
1873 to each argument after potential swapping. Enforce the
1874 canonical order of commutative operands.
1875 (expand_binop): Use shift_optab_p and commutative_optab_p.
1876 Update the calls to expand_binop_directly. Only force constants
1877 into registers when widening an operation. Only swap operands
1878 once a direct expansion has been rejected.
1879 (expand_twoval_binop): Only force constants into registers when
1880 using a direct expansion.
1882 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1884 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1885 (sched_analyze_insn): Don't postprocess speculative dependencies when
1886 target has no scheduling.
1887 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1888 'uninitialized' warning.
1890 2007-08-31 Richard Guenther <rguenther@suse.de>
1892 * tree.c (build_complex_type): Always set TYPE_NAME for
1895 2007-08-31 Olivier Hainque <hainque@adacore.com>
1897 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1898 internal macro. Default alignment factor for csect directives, chosen
1899 to match what BIGGEST_ALIGNMENT allows.
1900 (DATA_SECTION_ASM_OP): Use it.
1901 * config/rs6000/rs6000.c
1902 (rs6000_xcoff_output_readonly_section_asm_op):
1903 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1904 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1906 2007-08-31 Olivier Hainque <hainque@adacore.com>
1908 * dbxout.c (dbxout_block): Move declaration within the first
1909 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1910 block to include the definition, together with the associated
1913 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1914 Revital Eres <eres@il.ibm.com>
1916 * doc/invoke.texi (-mpaired): Document flag.
1917 * config.gcc: Include paired.h in powerpc extra_headers and
1918 750cl.h in powerpc-*-linux*paired*.
1919 * config/rs6000/rs6000.opt (-mpaired): New flag.
1920 * config/rs6000/rs6000.c (paired_init_builtins,
1921 paired_expand_builtin, paired_expand_lv_builtin,
1922 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1923 New functions to support the paired single builtin functions.
1924 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1925 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1927 (bdesc_paired_preds): New structure for paired predicate
1929 (rs6000_expand_builtin): Expand paired single builtins.
1930 (rs6000_init_builtins): Init paired single builtins.
1931 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1932 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1933 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1934 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1935 (rs6000_vector_mode_supported_p): Support paired vector mode.
1936 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1937 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1939 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1940 (DATA_ALIGNMENT): Likewise.
1941 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1942 (rs6000_builtins): Add PAIRED builtins.
1943 * config/rs6000/rs6000.md: Include paired.md.
1944 * config/rs6000/paired.h: New.
1945 * config/rs6000/paired.md: New.
1946 * config/rs6000/750cl.h: New.
1947 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1949 2007-08-30 Ollie Wild <aaw@google.com>
1951 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1952 * gcc.c (default_compilers): Add -fno-directives-only to
1953 @assembler-with-cpp.
1955 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1959 * regclass.c (initial_fixed_regs): Revert previous change and make
1961 (initial_call_used_regs): Likewise.
1962 (initial_call_really_used_regs): Delete, reverting previous addition.
1963 (initial_reg_names): Likewise.
1964 (init_reg_sets): Revert previous change.
1965 (saved_fixed_regs): New.
1966 (saved_call_used_regs): New.
1967 (saved_call_really_used_regs): New.
1968 (saved_reg_names): New.
1969 (save_register_info): New.
1970 (restore_register_info): New.
1971 (init_reg_sets_1): Replace reset of register info with call to
1972 restore_register_info.
1973 * rtl.h (save_register_info): Declare.
1974 * toplev.c (backend_init): Call save_register_info.
1976 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1978 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1979 from the original statement.
1981 2007-08-30 Chao-ying Fu <fu@mips.com>
1983 * c-lex.c (interpret_fixed): Declare.
1984 (interpret_float): Process _Fract and _Accum.
1985 (interpret_fixed): New function.
1986 * final.c (output_addr_const): Process CONST_FIXED.
1987 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1988 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1990 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1992 (simplify_immed_subreg): Support CONST_FIXED.
1993 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1994 (simplify_subreg): Support CONST_FIXED.
1996 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1998 * config/rs6000/ppu_intrinsics.h: New file.
1999 * config.gcc (powerpc*-*-* <extra_headers>): Install
2002 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2004 * cfg.c (dump_flow_info): Change to also print entry and exit
2006 * print-rtl.c (print_rtl_single): Allow to print rtl with
2009 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2011 * df-core.h (df_dump_region): New function.
2012 * df.h (df_dump_region): New function.
2013 * loop-invariant.c (find_defs): Add call to df_dump_region.
2014 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
2017 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2020 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
2021 true if any of the compare_section_name calls returned true,
2022 rather than if any returned false.
2024 2007-08-30 Richard Guenther <rguenther@suse.de>
2026 PR tree-optimization/33199
2027 * tree-ssa-structalias.c (handle_lhs_call): New function.
2028 (find_func_aliases): In non-IPA mode make sure that for
2029 calls that return a pointer we add a constraint for the
2030 result to point to anything.
2032 2007-08-30 Richard Guenther <rguenther@suse.de>
2034 * doc/invoke.texi (-mveclibabi): Document new target option.
2035 * config/i386/i386.opt (-mveclibabi): New target option.
2036 * config/i386/i386.c (ix86_veclib_handler): Handler for
2037 vectorization library support.
2038 (override_options): Handle the -mveclibabi option, initialize
2039 the vectorization library handler.
2040 (ix86_builtin_vectorized_function): As fallback call the
2041 vectorization library handler, if set.
2042 (ix86_veclibabi_acml): New static function for ACML ABI style
2043 vectorization support.
2045 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2047 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
2048 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
2049 SImode and update m. Don't run gen_lowpart_common on arbitrary
2050 memory address, force it to register first.
2053 * dce.c (dce_process_block): Don't delete setters of
2054 artificially used registers.
2056 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2058 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
2059 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
2060 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
2062 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2064 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
2066 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
2067 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
2069 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2071 * system.h: Activate -Wcast-qual as warning-only.
2073 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
2076 * config/rs6000/rs6000.c (compare_section_name): New function.
2077 (rs6000_elf_in_small_data_p): Compare section prefixes instead
2080 2007-08-29 Olivier Hainque <hainque@adacore.com>
2082 * xcoffout.c: #include debug.h.
2083 * Makefile.in (xcoffout.o): Add debug.h dependency.
2085 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2087 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2088 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2090 2007-08-29 Richard Guenther <rguenther@suse.de>
2092 * tree-pretty-print.c (dump_generic_node): Print
2093 label DECL_UID as D.%u.
2094 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2096 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2098 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2099 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2101 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2104 * tree.c (build_type_attribute_qual_variant): Set canonical types
2105 on the final, unqualified attribute variant before building the
2108 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2110 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2111 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2113 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2116 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2117 * config/bfin/bfin.md (composev2hi): Put operands into vector
2120 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2122 * config/bfin/bfin.md (composev2hi): Put operands into vector
2125 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2127 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2128 attribute when appropriate.
2129 (bfin_handle_l1_text_attribute): New.
2130 (bfin_handle_l1_data_attribute): New.
2131 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2132 l1_data_A and l1_data_B.
2133 * doc/extend.texi (node Function Attributes): Document l1_text
2135 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2136 l1_data_A and l1_data_B variable attributes.
2138 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2140 * config/bfin/bfin.opt (minline-plt): Add.
2141 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2142 call to global functions.
2143 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2144 (Blackfin Options): Document -minline-plt.
2146 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2148 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2149 given a non-function.
2150 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2152 2007-08-28 DJ Delorie <dj@redhat.com>
2154 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2156 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2160 2007-08-28 Richard Guenther <rguenther@suse.de>
2162 * tree.h (struct tree_function_decl): Increase size of
2163 function_code bitfield.
2165 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2166 Kazu Hirata <kazu@codesourcery.com>
2168 * gcc/config/m68k/linux.h
2169 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2170 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2171 (m68k_return_in_memory): New.
2172 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2175 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2178 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2179 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2180 operand) when top VEC_SELECT extracts scalar element.
2181 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2182 (*vec_extract_v4sf_mem): Ditto.
2184 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2187 * passes.c (init_optimization_passes): Move pass_df_finish
2188 after pass_postreload sublist.
2190 PR rtl-optimization/33148
2191 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2192 (neg (lt X 0)) if X has scalar int mode.
2195 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2196 initializer, use build_vector_from_ctor if possible to create
2197 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2198 even after this, return NULL.
2200 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2202 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2204 2007-08-28 Richard Guenther <rguenther@suse.de>
2206 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2207 (struct tree_function_decl): Make function_code a bitfield.
2208 Add disregard_inline_limits flag.
2209 * cgraphunit.c (cgraph_process_new_functions): Check
2210 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2211 (cgraph_preserve_function_body_p): Likewise.
2212 * ipa-inline.c (compute_inline_parameters): Likewise.
2213 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2214 for GNU C extern inline functions.
2215 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2216 * tree-inline.c (disregard_inline_limits_p): Remove.
2217 * tree-inline.h (disregard_inline_limits_p): Likewise.
2218 * c-common.c (handle_always_inline_attribute): Set
2219 DECL_DISREGARD_INLINE_LIMITS.
2220 * langhooks.c (add_builtin_function): Verify the function code
2221 fits in the bitfield.
2223 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2224 Vladimir Yanovsky <yanov@il.ibm.com>
2225 Revital Eres <eres@il.ibm.com>
2226 Andrey Belevantsev <abel@ispras.ru>
2228 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2230 * modulo-sched.c: Add documentation regarding do-loop.
2231 (doloop_register_get): Change number of arguments to support
2232 the new do-loop pattern and check whether COUNT_REG has no other
2233 occurences in the loop besides in the control part.
2234 (duplicate_insns_of_cycles): Do not duplicate the insn which
2235 changes count_reg as it is already adjusted.
2236 (generate_prolog_epilog): New argument to support the new
2237 do-loop pattern. Change the subtract instruction to use
2238 expand_simple_binop. Call duplicate_insns_of_cycles with new
2240 (sms_schedule): Call doloop_register_get and
2241 generate_prolog_epilog with new argument. Do not handle loops
2242 with single sets insns with subreg in their lhs.
2243 * loop-doloop.c (doloop_optimize): Support for another do-loop
2245 (doloop_condition_get): Gets an instruction instead of a pattern
2246 and change the return condition when the do-loop pattern is
2248 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2249 deps when considering to not create edges.
2251 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2253 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2256 2007-08-27 Jason Merrill <jason@redhat.com>
2259 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2260 zero-sized types after calling gimplify_modify_expr_rhs.
2262 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2264 * regclass.c (init_reg_autoinc): Fix typo.
2266 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2268 Fix PR tree-optimization/33173
2269 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2271 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2275 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2278 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2279 David Ung <davidu@mips.com>
2280 Nigel Stephens <nigel@mips.com>
2282 Separate target-specific initialization from general
2283 back-end initialization.
2285 * toplev.c (init_alignments): New, split out from...
2286 (process_options): ...here.
2287 (backend_init_target): New, split out from...
2288 (backend_init): ...here.
2289 (lang_dependent_init_target): New, split out from...
2290 (lang_dependent_init): ...here.
2291 (target_reinit): New.
2292 * toplev.h (target_reinit): Declare.
2293 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2294 now can be called more than once. Update comments.
2295 * expr.h (init_expr_target): Likewise.
2296 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2297 now can be called more than once. Explicitly zero
2298 static_reg_base_value.
2299 * emit-rtl.c (init_emit_regs): New, split out from...
2300 (init_emit_once): Here.
2301 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2302 non-const, so that changes from command-line arguments can overwrite
2303 values provided by the static initializers.
2304 (initial_call_really_used_regs): New, used similarly to the above.
2305 (initial_reg_names): Likewise.
2306 (last_mode_for_init_move_cost): Promoted function-local static to
2307 file-scope static to make it accessible outside init_move_cost.
2308 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2309 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2310 reg_names since it is needed for parsing command-line options.
2311 (init_move_cost): Use last_mode_for_init_move_cost instead of
2312 function-local static.
2313 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2314 call_really_used_regs now. Reinitialize reg_names. Also
2315 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2316 reg_class_superunion. Clear losing_caller_save_reg_set.
2317 Preserve global registers if called more than once. Reset
2318 move cost, may_move_in_cost, may_move_out_cost, and
2319 last_mode_for_init_move_cost.
2320 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2321 can now be invoked more than once. Update comments.
2322 (init_regs): Update comments.
2323 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2324 and initial_call_really_used_regs, instead of the non-initial
2325 variables. This allows us to save the command-line register settings
2326 after target reinitialization.
2327 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2328 * rtl.h (init_emit_regs): Declare.
2329 (init_reg_modes_target, init_alias_target): Renamed as described
2331 * reload1.c (init_reload): Update comments.
2332 * optabs.c (init_optabs): Likewise.
2333 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2335 2007-08-26 Chao-ying Fu <fu@mips.com>
2337 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2340 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2342 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2344 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2346 * bb-reorder.c (copy_bb_p): Likewise.
2347 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2348 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2349 block_ends_with_condjump_p): Likewise.
2350 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2351 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2352 block_ends_with_condjump_p): Likewise.
2353 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2354 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2355 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2356 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2357 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2358 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2359 debug_true_const_tree instad of debug_true_tree.
2360 * debug.c (do_nothing_debug_hooks): Likewise.
2361 * debug.h (ignore_block, debug_true_const_tree): Constify.
2362 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2363 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2364 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2365 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2366 dbx_reg_number, is_based_loc, field_type,
2367 simple_type_align_in_bits, simple_decl_align_in_bits,
2368 simple_type_size_in_bits, field_byte_offset, insert_float,
2369 type_tag, member_declared_type, is_redundant_typedef,
2370 secname_for_decl, is_inlined_entry_point): Likewise.
2371 * emit-rtl.c (const_next_insn, const_previous_insn,
2372 const_next_nonnote_insn, const_prev_nonnote_insn,
2373 const_next_real_insn, const_prev_real_insn,
2374 const_next_active_insn, const_prev_active_insn, const_next_label,
2375 const_prev_label): Likewise.
2376 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2378 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2379 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2380 sched_insn_is_legitimate_for_speculation_p): Likewise.
2381 * jump.c (reversed_comparison_code_parts,
2382 reversed_comparison_code, reversed_comparison, condjump_label):
2384 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2385 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2387 * rtl.h (const_previous_insn, const_next_insn,
2388 const_prev_nonnote_insn, const_next_nonnote_insn,
2389 const_prev_real_insn, const_next_real_insn,
2390 const_prev_active_insn, const_next_active_insn, const_prev_label,
2391 const_next_label, modified_between_p, modified_in_p,
2392 const_note_storeskeep_with_call_p, condjump_label,
2393 reversed_comparison, reversed_comparison_code,
2394 reversed_comparison_code_parts, memory_modified_in_insn_p,
2395 stack_regs_mentioned): Likewise.
2396 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2397 keep_with_call_p): Likewise.
2398 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2399 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2400 sd_lists_size, sd_lists_empty_p): Likewise.
2401 * sched-int.h (sched_insns_conditions_mutex_p,
2402 haifa_classify_insn, no_real_insns_p,
2403 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2404 sd_lists_size, sd_lists_empty_p): Likewise.
2405 * sdbout.c (sdb_debug_hooks): Likewise.
2406 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2407 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2408 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2410 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2411 tree_can_throw_internal): Likewise.
2412 * tree-flow-inline.h (phi_nodes): Likewise.
2413 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2414 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2415 * tree-gimple.c (const_get_call_expr_in): Likewise.
2416 * tree-gimple.h (const_get_call_expr_in): Likewise.
2417 * tree.c (const_lookup_attribute, attribute_list_equal,
2418 attribute_list_contained): Likewise.
2419 * tree.h (attribute_list_equal, attribute_list_contained,
2420 const_lookup_attribute): Likewise.
2421 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2423 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2425 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2426 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2428 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2431 * config/alpha/constraints.md: Delete "svn:mime-type" property
2432 with svn propdel "svn:mime-type".
2434 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2437 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2438 non NOTE insn doesn't cross basic block.
2439 (noce_try_abs): Likewise.
2440 (noce_process_if_block): Likewise.
2442 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2445 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2446 operand without auto-inc-dec.
2447 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2448 offsettable_mem_operand.
2449 (floatunssidf2_internal): Same.
2450 (fix_truncdfsi2_internal): Same.
2451 (floatsidf_ppc64): Same.
2452 (floatunssidf_ppc64): Same.
2453 (fix_trunctfsi2_internal): Same.
2455 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2458 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2459 pass defines needed for version.c.
2461 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2463 * configure.ac (--debug-prefix-map check): Change assembler
2464 version presumed to have feature to 2.18.
2465 * configure: Regenerate.
2467 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * c-common.c (vector_types_convertible_p,
2470 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2471 self_promoting_args_p): Constify.
2472 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2473 c_promoting_integer_type_p, self_promoting_args_p,
2474 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2475 * c-decl.c (anon_aggr_type_p): Likewise.
2476 * * c-dump.c (dump_stmt): Likewise.
2477 * c-objc-common.c (has_c_linkage): Likewise.
2478 * c-tree.h (same_translation_unit_p): Likewise.
2479 * c-typeck.c (null_pointer_constant_p,
2480 tagged_types_tu_compatible_p, function_types_compatible_p,
2481 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2482 comptypes_internal, struct tagged_tu_seen_cache,
2483 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2484 c_size_in_bytes): Likewise.
2485 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2486 hash_ptr, eq_ptr): Likewise.
2487 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2488 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2489 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2490 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2492 * optabs.c (optab_for_tree_code): Likewise.
2493 * optabs.h (optab_for_tree_code): Likewise.
2494 * rtl.h (simplify_rtx): Likewise.
2495 * simplify-rtx.c (simplify_rtx): Likewise.
2496 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2497 dump_flag, dump_node): Likewise.
2498 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2499 queue_and_dump_type, dump_flag): Likewise.
2500 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2501 * tree-pass.h (dump_node): Likewise.
2502 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2503 supportable_narrowing_operation): Likewise.
2504 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2505 supportable_narrowing_operation): Likewise.
2506 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2507 is_negative_overflow_infinity, is_positive_overflow_infinity,
2508 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2509 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2510 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2511 ssa_name_nonzero_p, fp_predicate): Likewise.
2512 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2513 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2514 ssa_name_nonnegative_p): Likewise.
2516 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2518 * config.gcc : Add x86_64-elf target.
2520 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2522 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2524 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2525 Nigel Stephens <nigel@mips.com>
2529 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2530 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2531 * expr.c (SET_BY_PIECES_P): Define.
2532 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2533 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2534 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2536 * expr.h (SET_RATIO): Define.
2537 (can_store_by_pieces, store_by_pieces): Update prototypes.
2538 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2539 can_store_by_pieces/store_by_pieces.
2540 (expand_builtin_memcpy_args): Likewise.
2541 (expand_builtin_strncpy): Likewise.
2542 (expand_builtin_memset_args): Likewise. Also remove special case
2543 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2544 decide what to do instead.
2545 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2546 to can_store_by_pieces.
2548 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2549 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2551 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2552 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2553 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2554 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2555 (STORE_BY_PIECES_P): Define.
2557 2007-08-24 Tom Tromey <tromey@redhat.com>
2559 * varpool.c (varpool_last_needed_node): Fix comment typo.
2560 * c-decl.c (duplicate_decls): Fix comment typo.
2561 (clone_underlying_type): Update comment.
2563 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2565 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2566 alpha_in_small_data_p, alpha_split_complex_arg,
2567 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2569 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2570 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2572 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2573 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2574 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2575 * config/darwin.c (darwin_binds_local_p): Likewise.
2576 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2578 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2579 i386_pe_valid_dllimport_attribute_p): Likewise.
2580 * config/i386/i386.c (ix86_function_regparm,
2581 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2582 x86_can_output_mi_thunk, ix86_mangle_type,
2583 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2584 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2585 i386_pe_binds_local_p): Likewise.
2586 * config/ia64/ia64.c
2587 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2588 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2589 ia64_invalid_conversion, ia64_invalid_unary_op,
2590 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2592 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2593 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2594 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2595 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2596 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2597 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2598 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2599 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2600 * config/pa/pa.c (pa_commutative_p): Likewise.
2601 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2603 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2604 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2605 rs6000_use_blocks_for_constant_p,
2606 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2607 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2608 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2609 * config/s390/s390.c (s390_mangle_type,
2610 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2612 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2613 th_in_small_data_p): Likewise.
2614 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2615 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2617 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2618 sparc_mangle_type): Likewise.
2619 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2620 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2621 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2623 * hooks.c (hook_bool_mode_const_rtx_false,
2624 hook_bool_mode_const_rtx_true,
2625 hook_bool_const_tree_hwi_hwi_const_tree_false,
2626 hook_bool_const_tree_hwi_hwi_const_tree_true,
2627 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2628 hook_constcharptr_const_tree_null,
2629 hook_constcharptr_const_rtx_null,
2630 hook_constcharptr_const_tree_const_tree_null,
2631 hook_constcharptr_int_const_tree_null,
2632 hook_constcharptr_int_const_tree_const_tree_null): New.
2633 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2634 hook_bool_tree_hwi_hwi_tree_false,
2635 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2636 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2637 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2638 hook_constcharptr_int_tree_null,
2639 hook_constcharptr_int_tree_tree_null): Delete.
2640 (default_can_output_mi_thunk_no_vcall): Constify.
2641 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2642 hook_bool_tree_hwi_hwi_tree_false,
2643 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2644 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2645 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2646 hook_constcharptr_int_tree_null,
2647 hook_constcharptr_int_tree_tree_null): Delete.
2648 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2649 hook_bool_const_tree_hwi_hwi_const_tree_false,
2650 hook_bool_const_tree_hwi_hwi_const_tree_true,
2651 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2652 hook_constcharptr_const_tree_null,
2653 hook_constcharptr_const_rtx_null,
2654 hook_constcharptr_const_tree_const_tree_null,
2655 hook_constcharptr_int_const_tree_null,
2656 hook_constcharptr_int_const_tree_const_tree_null): New.
2657 (default_can_output_mi_thunk_no_vcall): Constify.
2658 * integrate.c (function_attribute_inlinable_p): Likewise.
2659 * integrate.h (function_attribute_inlinable_p): Likewise.
2660 * jump.c (rtx_renumbered_equal_p): Likewise.
2661 * output.h (decl_readonly_section, categorize_decl_for_section,
2662 default_use_anchors_for_symbol_p, default_binds_local_p,
2663 default_binds_local_p_1): Likewise.
2664 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2666 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2667 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2668 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2669 TARGET_COMP_TYPE_ATTRIBUTES,
2670 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2671 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2672 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2673 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2674 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2675 * target.h (can_output_mi_thunk, needs_block_p,
2676 first_cycle_multipass_dfa_lookahead_guard_spec,
2677 vector_alignment_reachable, comp_type_attributes,
2678 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2679 commutative_p, use_blocks_for_constant_p,
2680 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2681 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2682 invalid_within_doloop, valid_dllimport_attribute_p,
2683 split_complex_arg, invalid_arg_for_unprototyped_fn,
2684 invalid_conversion, invalid_unary_op, invalid_binary_op):
2686 * targhooks.c (default_invalid_within_doloop,
2687 hook_invalid_arg_for_unprototyped_fn,
2688 default_builtin_vector_alignment_reachable): Likewise.
2689 (hook_bool_rtx_commutative_p): Delete.
2690 (hook_bool_const_rtx_commutative_p): New.
2691 * targhooks.h (default_invalid_within_doloop,
2692 default_builtin_vector_alignment_reachable,
2693 hook_invalid_arg_for_unprototyped_fn): Constify.
2694 (hook_bool_rtx_commutative_p): Delete.
2695 (hook_bool_const_rtx_commutative_p): New.
2696 * varasm.c (bss_initializer_p, decl_default_tls_model,
2697 categorize_decl_for_section, decl_readonly_section,
2698 default_use_anchors_for_symbol_p, default_binds_local_p,
2699 default_binds_local_p_1): Constify.
2701 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2703 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2704 __NO_BUILTIN if -fno-builtin.
2706 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2708 * config/bfin/bfin.c (print_operand): Report error instead of
2709 ICE for wrong operand.
2711 2007-08-24 Michael Matz <matz@suse.de>
2713 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2715 2007-08-24 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa.c (useless_type_conversion_p): Split into a
2719 recursive and a non-recursive part.
2720 (useless_type_conversion_p_1): New function.
2721 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2722 from maybe_fold_offset_to_reference is trivially convertible
2723 to the desired type before doing the simplification.
2725 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2727 * expr.c (store_expr): Optimize initialization of an array
2729 * expr.h (builtin_strncpy_read_str): New prototype.
2730 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2733 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2736 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2737 field when initializing if_info structure.
2739 2007-08-24 Richard Guenther <rguenther@suse.de>
2741 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2743 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2744 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2745 * tree-inline.c (inlinable_function_p): Fold in common parts of
2746 the cannot_inline_tree_fn langhook.
2747 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2748 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2749 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2750 cannot_inline_tree_fn langhook.
2751 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2752 cannot_inline_tree_fn member.
2754 2007-08-24 Richard Guenther <rguenther@suse.de>
2756 * expr.c (get_inner_reference): Do computation of bitoffset
2757 from offset in a way we can detect overflow reliably.
2759 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2761 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2763 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2765 * config/bfin/bfin.opt (mfast-fp): Add.
2766 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2767 libbffastfp override libgcc if -mfast-fp.
2768 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2769 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2770 (Blackfin Options): Document -mfast-fp.
2772 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2774 PR tree-optimization/32573
2776 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2777 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2778 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2779 (build_classic_dist_vector): Return false rather than true if
2780 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2781 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2782 returned false. Don't call save_dist_v before calling
2783 build_classic_dist_vector_1.
2784 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2785 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2786 DDR_DIR_VECTS vectors.
2788 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2790 * configure.ac (leb128): Modify sed statement to work with any
2791 binutils version string.
2792 * configure: Regenerate
2794 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2797 Wrap in RTX_CODE macro guard.
2798 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2799 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2800 arm_mark_dllimport, arm_pe_encode_section_info,
2801 arm_pe_unique_section): Use ISO-C function declarations.
2802 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2803 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2804 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2806 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2807 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2809 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2811 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2812 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2813 (register_move_cost): Use ISO-C function declarations.
2814 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2815 * config/score/score-protos.h (score_declare_object): Add
2817 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2819 * final.c (profile_function): Avoid empty if-bodies.
2822 * calls.c (must_pass_in_stack_var_size,
2823 must_pass_in_stack_var_size_or_pad): Constify.
2824 * config/alpha/alpha-protos.h (function_value): Likewise.
2825 * config/alpha/alpha.c (alpha_return_in_memory,
2826 alpha_pass_by_reference, function_value,
2827 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2828 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2830 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2831 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2832 TARGET_PROMOTE_PROTOTYPES): Likewise.
2833 * config/arm/arm-protos.h (arm_return_in_memory,
2834 arm_pad_arg_upward, arm_function_value): Likewise.
2835 * config/arm/arm.c (arm_pass_by_reference,
2836 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2837 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2838 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2840 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2841 * config/avr/avr-protos.h (avr_function_value): Likewise.
2842 * config/avr/avr.c (avr_return_in_memory,
2843 gas_output_limited_string, gas_output_ascii, avr_function_value,
2844 avr_return_in_memory): Likewise.
2845 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2846 * config/bfin/bfin.c (bfin_pass_by_reference,
2847 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2848 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2850 * config/cris/cris.c (cris_pass_by_reference,
2851 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2852 * config/crx/crx.c (crx_return_in_memory): Likewise.
2853 * config/darwin.c (function_base, machopic_function_base_name):
2855 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2856 TARGET_PROMOTE_PROTOTYPES): Likewise.
2857 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2858 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2859 * config/i386/i386-protos.h (ix86_return_in_memory,
2860 ix86_sol10_return_in_memory): Likewise.
2861 * config/i386/i386.c (ix86_function_value,
2862 ix86_function_sseregparm, ix86_must_pass_in_stack,
2863 type_natural_mode, classify_argument, examine_argument,
2864 construct_container, ix86_pass_by_reference, function_value_32,
2865 function_value_64, ix86_function_value_1, return_in_memory_32,
2866 return_in_memory_64, return_in_memory_ms_64,
2867 ix86_return_in_memory, ix86_sol10_return_in_memory,
2868 TARGET_PROMOTE_PROTOTYPES): Likewise.
2869 * config/ia64/ia64-protos.h (ia64_function_value,
2870 ia64_hpux_function_arg_padding): Likewise.
2871 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2872 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2873 ia64_hpux_function_arg_padding): Likewise.
2874 * config/iq2000/iq2000-protos.h (function_arg,
2875 iq2000_function_value): Likewise.
2876 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2877 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2878 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2879 function_arg, iq2000_function_value): Likewise.
2880 * config/m32c/m32c-protos.h (m32c_function_value,
2881 m32c_promote_function_return): Likewise.
2882 * config/m32c/m32c.c (m32c_pass_by_reference,
2883 m32c_promote_prototypes, m32c_promote_function_return,
2884 m32c_function_value): Likewise.
2885 * config/m32r/m32r.c (m32r_return_in_memory,
2886 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2887 m32r_in_small_data_p): Likewise.
2888 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2890 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2891 m68hc11_function_arg_padding): Likewise.
2892 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2893 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2894 m68k_function_value): Likewise.
2895 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2896 mcore_function_value): Likewise.
2897 * config/mcore/mcore.c (handle_structs_in_regs,
2898 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2899 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2900 mcore_num_arg_regs, mcore_function_value): Likewise.
2901 * config/mips/mips-protos.h (mips_pad_arg_upward,
2902 mips_function_value): Likewise.
2903 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2904 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2905 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2906 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2907 mips_function_value): Likewise.
2908 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2910 * config/mmix/mmix.c (mmix_pass_by_reference,
2911 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2912 mmix_encode_section_info): Likewise.
2913 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2915 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2916 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2917 mn10300_function_value): Likewise.
2918 * config/mt/mt-protos.h (mt_function_value): Likewise.
2919 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2920 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2921 * config/pa/pa-protos.h (function_arg_padding, function_value,
2922 pa_return_in_memory): Likewise.
2923 * config/pa/pa.c (pa_pass_by_reference,
2924 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2925 function_arg_padding, function_value, pa_return_in_memory):
2927 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2928 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2929 function_arg_padding): Likewise.
2930 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2931 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2932 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2933 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2934 function_arg_padding, altivec_expand_dst_builtin,
2935 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2936 altivec_init_builtins, rs6000_common_init_builtins,
2937 rs6000_function_value): Likewise.
2938 * s390/s390-protos.h (s390_function_value): Likewise.
2939 * config/s390/s390.c (s390_function_arg_size,
2940 s390_pass_by_reference, s390_return_in_memory,
2941 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2942 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2943 * config/score/score-protos.h (score_function_value): Likewise.
2944 * config/score/score.c (score_arg_partial_bytes,
2945 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2946 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2947 score_pass_by_reference, score_add_offset, score_function_value):
2949 * config/sh/sh-protos.h (sh_attr_renesas_p,
2950 sh_promote_prototypes): Likewise.
2951 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2952 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2953 sh_attr_renesas_p): Likewise.
2954 * config/sparc/sparc-protos.h (function_value,
2955 function_arg_padding): Likewise.
2956 * config/sparc/sparc.c (sparc_promote_prototypes,
2957 sparc_return_in_memory, sparc_pass_by_reference,
2958 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2959 function_arg_record_value_2, function_arg_record_value_1,
2960 function_arg_record_value, function_arg_record_value,
2961 function_arg_padding, function_value): Likewise.
2962 * config/spu/spu-protos.h (spu_function_value): Likewise.
2963 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2964 spu_function_value): Likewise.
2965 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2967 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2968 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2969 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2971 * config/v850/v850.c (v850_return_in_memory,
2972 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2973 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2974 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2975 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2976 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2978 * explow.c (promote_mode, hard_function_value): Likewise.
2979 * expr.h (hard_function_value, promote_mode): Likewise.
2980 * function.c (aggregate_value_p): Likewise.
2981 * hooks.c (hook_bool_const_tree_true): New.
2982 * hooks.h (hook_bool_const_tree_true): New.
2983 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2984 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2985 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2986 TARGET_RETURN_IN_MSB): Likewise.
2987 * target.h (promote_function_args, promote_function_return,
2988 promote_prototypes, return_in_memory, return_in_msb,
2989 pass_by_reference, must_pass_in_stack, callee_copies,
2990 function_value): Likewise.
2991 * targhooks.c (default_return_in_memory,
2992 hook_pass_by_reference_must_pass_in_stack,
2993 hook_callee_copies_named,
2994 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2995 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2996 default_function_value): Likewise.
2997 * targhooks.h (default_return_in_memory,
2998 hook_pass_by_reference_must_pass_in_stack,
2999 hook_callee_copies_named,
3000 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3001 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3002 default_function_value): Likewise.
3003 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
3004 (equiv_class_label_hash, equiv_class_label_eq): Constify.
3005 * tree-vectorizer.c (bb_in_loop_p): Likewise.
3006 * tree.c (needs_to_live_in_memory): Likewise.
3007 * tree.h (struct tree_type, needs_to_live_in_memory,
3008 aggregate_value_p, must_pass_in_stack_var_size,
3009 must_pass_in_stack_var_size_or_pad): Likewise.
3010 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
3011 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
3012 lookup_filename): Likewise.
3014 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
3018 fake fcomi i387 instruction for !TARGET_CMOVE.
3019 (ix86_expand_branch): Expand natural sequence with one jump for
3020 all targets, not only TARGET_CMOVE.
3021 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
3022 pattern to implement fake fcomi sequence. Split instruction after
3023 reload to correct compare sequences.
3024 (*cmpfp_xf_cc): Ditto.
3025 (*cmpfp_<mode>_cc): Ditto.
3026 (*cmpfp_u_cc): Ditto.
3027 (*cmpfp_<mode>_cc): Ditto.
3029 2007-08-23 Richard Guenther <rguenther@suse.de>
3031 * tree-pretty-print.c (dump_generic_node): Annotate
3032 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
3034 2007-08-23 Richard Guenther <rguenther@suse.de>
3036 * builtins.c (expand_builtin_mathfn): Wrap argument in
3037 save_expr directly instead of re-building the call.
3038 (expand_builtin_mathfn_2): Likewise.
3039 (expand_builtin_mathfn_3): Likewise.
3040 (expand_builtin_interclass_mathfn): Likewise.
3041 (expand_builtin_int_roundingfn): Set arg.
3042 (expand_builtin_int_roundingfn_2): Likewise.
3044 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
3046 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
3047 *sse_nand<mode>3, *sse_xor<mode>3): New.
3049 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
3052 * config/i386/i386.c (print_operand): Handle ';' code. Output
3053 semicolon for TARGET_MACHO.
3054 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
3055 emit semicolon after 'lock' prefix.
3056 (sync_double_compare_and_swap<mode>): Ditto.
3057 (*sync_double_compare_and_swapdi_pic): Ditto.
3058 (*sync_compare_and_swap_cc<mode>): Ditto.
3059 (sync_double_compare_and_swap_cc<mode>): Ditto.
3060 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3061 (sync_old_add<mode>): Ditto.
3062 (sync_add<mode>): Ditto.
3063 (sync_sub<mode>): Ditto.
3064 (sync_ior<mode>): Ditto.
3065 (sync_and<mode>): Ditto.
3066 (sync_xor<mode>): Ditto.
3068 2007-08-22 Chao-ying Fu <fu@mips.com>
3070 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
3072 (copy_rtx): Handle CONST_FIXED.
3073 (rtx_equal_p): Likewise.
3074 * rtl.h (fixed_value.h): New include.
3075 (rtx_def): Add a new field of fixed_value to u.
3076 (XCNMPFV): Define for accessing fixed_value.
3077 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
3079 * rtl.def (CONST_FIXED): New constant.
3080 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
3081 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
3082 US_ASHIFT): New codes.
3083 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
3084 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
3085 unsigned_fract_convert, unsigned_sat_fract): Document them.
3086 * varasm.c (assemble_integer): Extend to support fixed-point constants
3087 by using different machine classes.
3088 (decode_addr_const): Handle FIXED_CST.
3089 (const_hash_1): Likewise.
3090 (compare_constant): Likewise.
3091 (copy_constant): Likewise.
3092 (const_rtx_hash_1): Handle CONST_FIXED.
3093 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3094 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3096 (initializer_constant_valid_p): Handle FIXED_CST.
3097 (output_constant): Support FIXED_POINT_TYPE.
3098 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3099 * cse.c (hash_rtx): Support CONST_FIXED.
3100 (exp_equiv_p): Likewise.
3101 (cannon_reg): Likewise.
3102 (fold_rtx): Likewise.
3103 (equiv_constant): Likewise.
3104 (cse_process_notes_1): Likewise.
3105 (count_reg_usage): Likewise.
3106 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3107 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3108 (wrap_constant): Check CONST_FIXED.
3109 (cselib_hash_rtx): Support CONST_FIXED.
3110 (cselib_subst_to_values): Likewise.
3111 * df-scan.c (df_uses_record): Likewise.
3112 * gcse.c (want_to_gcse_p): Likewise.
3113 (oprs_unchanged_p): Likewise.
3114 (oprs_not_set_p): Likewise.
3115 (compute_transp): Likewise.
3116 (extract_mentioned_regs_helper): Likewise.
3117 * genemit.c (gen_exp): Likewise.
3118 * local-alloc.c (equiv_init_varies_p): Likewise.
3119 (contains_replace_regs): Likewise.
3120 (memref_referenced_p): Likewise.
3121 * loop-invariant.c (check_maybe_invariant): Likewise.
3122 (hash_invariant_expr_1): Likewise.
3123 (invariant_expr_equal_p): Likewise.
3124 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3125 * regclass.c (reg_scan_mark_refs): Likewise.
3126 * regrename.c (scan_rtx): Likewise.
3127 * resource.c (mark_referenced_resources): Likewise.
3128 (mark_set_resources): Likewise.
3129 * rtlanal.c (rtx_unstable_p): Likewise.
3130 (rtx_varies_p): Likewise.
3131 (count_occurrences): Likewise.
3132 (reg_mentioned_p): Likewise.
3133 (modified_between_p): Likewise.
3134 (modified_in_p): Likewise.
3135 (volatile_insn_p): Likewise.
3136 (volatile_refs_p): Likewise.
3137 (side_effects_p): Likewise.
3138 (may_trap_p_1): Likewise.
3139 (inequality_comparisons_p): Likewise.
3140 (computed_jump_p_1): Likewise.
3141 (commutative_operand_precedence): Likewise.
3142 * sched-deps.c (sched_analyze_2): Likewise.
3143 * sched-vis.c (print_value): Likewise.
3144 * reload.c (operands_match_p): Likewise.
3145 (subst_reg_equivs): Likewise.
3146 * reload1.c (eliminate_regs_1): Likewise.
3147 (elimination_effects): Likewise.
3148 (scan_paradoxical_subregs): Likewise.
3149 * alias.c (rtx_equal_for_memref_p): Likewise.
3150 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3151 * emit-rtl.c (const_fixed_htab): New hash table.
3152 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3154 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3155 const_fixed_from_fixed_value): New functions.
3156 (verify_rtx_sharing): Handle CONST_FIXED.
3157 (copy_rtx_if_shared_1): Likewise.
3158 (reset_used_flags): Likewise.
3159 (set_used_flags): Likewise.
3160 (copy_insn_1): Likewise.
3161 (init_emit_once): Create const_fixed_htab.
3162 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3164 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3166 PR tree-optimization/32949
3167 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3168 before failing for ivs with non-constant step.
3170 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3172 * doc/md.texi (Iterators): Renamed from Macros. All contents
3173 changed to reflect rename of respectively define_code_macro and
3174 define_mode_macro to define_code_iterator and define_mode_iterator.
3175 (Mode Iterators, Code Iterators): Similar.
3176 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3177 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3178 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3179 (initialize_iterators, find_iterator, check_code_iterator)
3180 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3181 (read_mapping, read_rtx_1): Similar.
3182 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3183 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3184 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3185 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3186 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3187 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3188 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3189 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3190 config/rs6000/sync.md, config/rs6000/rs6000.md,
3191 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3192 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3193 config/vax/vax.md, config/bfin/bfin.md: Similar.
3195 2007-08-22 David Daney <ddaney@avtrex.com>
3197 * doc/install.texi (Testing): Mention testing on a simulator.
3199 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3201 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3203 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3204 and rearrange floating point conversion functions into different
3207 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3209 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3210 dfa_post_advance_cycle): New scheduler hooks.
3211 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3212 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3214 (TARGET_SCHED): Use them.
3215 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3216 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3217 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3219 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3220 function to facilitate debugging.
3221 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3222 (output_insn_has_dfa_reservation_p): New static function to output
3223 insn_has_dfa_reservation_p ().
3224 (write_automata): Use it.
3225 * genattr.c (main): Output declaration for
3226 insn_has_dfa_reservation_p ().
3228 2007-08-22 Christian Bruel <christian.bruel@st.com>
3229 Richard Guenther <rguenther@suse.de>
3231 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3232 * simplify_rtx (simplify_binary_operation_1): Likewise.
3234 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3236 PR rtl-optimization/32557
3237 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3238 of REGNO (mws->mw_reg).
3240 2007-08-22 Richard Guenther <rguenther@suse.de>
3243 * builtins.c (expand_builtin_int_roundingfn): Replace call
3244 argument wrapped with SAVE_EXPR directly.
3245 (expand_builtin_int_roundingfn_2): Likewise.
3247 2007-08-22 Richard Guenther <rguenther@suse.de>
3249 * tree-inline.c (inlinable_function_p): Restore disregarding
3250 inline limits for GNU extern inline functions.
3252 2007-08-22 Richard Guenther <rguenther@suse.de>
3255 * tree.c (host_integerp): Treat sizetype as signed as it is
3258 2007-08-21 Ian Lance Taylor <iant@google.com>
3260 PR tree-optimization/33134
3261 * tree-vrp.c (adjust_range_with_scev): Call
3262 set_value_range_to_value.
3264 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3266 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3269 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3271 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3274 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3276 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3277 cases to set eight bytes at a time.
3278 (expand_block_move): Likewise.
3280 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3283 * dwarf2out.c (gen_decl_die): Don't call
3284 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3286 2007-08-21 Paul Brook <paul@codesourcery.com>
3287 Nathan Sidwell <nathan@codesourcery.com>
3288 Mark Mitchell <mark@codesourcery.com>
3289 Joseph Myers <joseph@codesourcery.com>
3291 * configure.ac: Add --with-pkgversion and --with-bugurl.
3292 * configure: Regenerate.
3293 * doc/install.texi: Document them.
3294 * version.c (version_string): Remove VERSUFFIX.
3295 (VERSUFFIX): Remove.
3296 (pkgversion_string): New.
3297 (bug_report_url): Do not hard-code initializer.
3298 * version.h (pkgversion_string): Declare.
3299 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3301 (version.o): Define PKGVERSION and BUGURL.
3302 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3303 (%.pod): Define BUGURL.
3304 * gcc.c (process_command, main): Use pkgversion_string.
3305 * toplev.c (compile_file, print_version): Likewise.
3306 * protoize.c (main): Likewise.
3307 * gcov.c (print_version): Likewise. Update copyright date.
3308 * gcov-dump.c (print_version): Likewise. Update copyright date.
3309 * mips-tdump.c (main): Likewise. Update copyright date.
3310 * mips-tfile.c (main): Likewise. Update copyright date.
3311 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3312 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3313 shorten description.
3314 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3315 * doc/gccint.texi: Likewise.
3316 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3317 Update copyright date.
3319 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3322 (ix86_expand_strlensi_unroll_1): Ditto.
3323 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3324 (ix86_expand_carry_flag_compare): Update comment.
3326 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3329 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3330 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3332 2007-08-21 Richard Guenther <rguenther@suse.de>
3334 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3336 2007-08-21 Richard Guenther <rguenther@suse.de>
3339 * fold-const.c (fold_binary): Remove index +p PTR folding.
3340 Fix types of POINTER_PLUS_EXPR generated by folding of
3343 2007-08-20 Chao-ying Fu <fu@mips.com>
3345 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3346 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3347 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3348 (c_common_fixed_point_type_for_size): Declare.
3349 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3350 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3351 (c_token_starts_declspecs): Likewise.
3352 (c_parser_declspecs): Likewise.
3353 (c_parser_attributes): Likewise.
3354 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3355 (c_declspecs): Add saturating_p.
3356 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3357 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3358 _Sat. Handle RID_SAT.
3359 Avoid using void, bool, char, int, float, double, _Decimal32,
3360 _Decimal64, _Decimal128, and complex with _Sat.
3361 Handle RID_FRACT and RID_ACCUM.
3362 Make sure _Sat is used with _Fract or _Accum.
3363 (finish_declspecs): Handle cts_fract and cts_accum.
3364 * c-common.c (fixed-value.h): New include.
3365 (constant_expression_warning): Handle FIXED_CST.
3366 (overflow_warning): Likewise.
3367 (warnings_for_convert_and_check): Likewise.
3368 (c_common_fixed_point_type_for_size): New.
3369 (c_common_type_for_mode): Handle fixed-point modes to
3370 return various saturating/non-saturating, signed/unsigned types.
3371 (c_common_signed_or_unsigned_type): Support fixed-point types.
3372 (shorten_compare): Check fixed-point zero.
3373 Handle FIXED_POINT_TYPE.
3374 (c_common_truthvalue_conversion): Handle FIXED_CST.
3375 Handle FIXED_POINT_TYPE.
3376 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3378 (handle_mode_attribute): Handle fixed-point modes. Need to check
3379 if the signness of base type and fixed-point modes are consistent.
3380 (handle_vector_size_attribute): Handle fixed-point modes.
3381 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3382 (warn_for_div_by_zero): Check fixed-point zero.
3383 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3384 a common fixed-point type based on fbit, ibit, sign, and saturation.
3385 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3386 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3387 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3388 (convert_for_assignment): Support FIXED_POINT_TYPE.
3389 (digest_init): Handle FIXED_POINT_TYPE.
3390 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3391 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3392 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3393 GE_EXPR, LT_EXPR, GT_EXPR.
3394 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3395 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3396 * target.h (gcc_target): Add fixed_point_supported_p.
3397 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3398 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3399 (default_fixed_point_supported_p): Define.
3400 * targhooks.h (default_fixed_point_supported_p): Declare.
3401 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3402 * doc/install.texi (Configuration): Add --enable-fixed-point.
3403 * configure.ac (--enable-fixed-point): New to enable fixed-point
3404 arithmetic extension to C. For mips targets, we enable it by default.
3405 * configure, config.in: Regenerate.
3407 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3409 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3411 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3413 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3414 DWARF2_DEBUGGING_INFO.
3415 (cold_text_section_used): Same.
3416 (cold_text_section): Same.
3418 2007-08-20 Richard Guenther <rguenther@suse.de>
3420 * c-typeck.c (convert_for_assignment): Use the type of
3421 the member for the initialization.
3423 2007-08-20 Richard Guenther <rguenther@suse.de>
3425 * c-objc-common.c (c_disregard_inline_limits): Remove.
3426 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3427 * cgraphunit.c (cgraph_process_new_functions): Call
3428 disregard_inline_limits_p.
3429 (cgraph_preserve_function_body_p): Likewise.
3430 * ipa-inline.c (compute_inline_parameters): Likewise.
3431 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3433 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3434 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3435 disregard_inline_limits langhook.
3436 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3438 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3439 disregard_inline_limits langhook.
3440 * tree-inline.c (disregard_inline_limits_p): New function.
3441 * tree-inline.h (disregard_inline_limits_p): Declare.
3443 2007-08-20 Richard Guenther <rguenther@suse.de>
3445 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3446 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3447 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3448 auto_var_in_fn_p langhook.
3449 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3451 * tree.c (auto_var_in_fn_p): ... here.
3452 (find_var_from_fn): Call auto_var_in_fn_p directly.
3453 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3454 auto_var_in_fn_p langhook.
3455 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3456 (copy_body_r): Likewise.
3457 (self_inlining_addr_expr): Likewise.
3458 * tree.h (auto_var_in_fn_p): Declare.
3460 2007-08-20 Richard Guenther <rguenther@suse.de>
3462 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3463 (walk_type_fields): Take lh parameter.
3464 (walk_tree): Rename to ...
3465 (walk_tree_1): ... this. Do not call the walk_subtrees
3466 langhook but the now passed callback. Pass lh on recursion.
3467 (walk_tree_without_duplicates): Rename to ...
3468 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3469 and call walk_tree_1.
3470 * tree.h (walk_tree_lh): New typedef.
3471 (walk_tree_1): Declare.
3472 (walk_tree_without_duplicates_1): Likewise.
3473 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3474 (walk_tree_without_duplicates): New define to
3475 walk_tree_without_duplicates_1 with NULL lh parameter.
3476 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3477 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3479 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3480 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3481 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3484 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3487 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3488 code in front of the compacting of basic blocks.
3489 Move the folding of statements inbetween the cgraph checking
3490 and compacting of basic blocks.
3492 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3493 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3496 * config/alpha/alpha.c (va_list_skip_additions): Check for
3497 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3498 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3499 PLUS_EXPR when checking ap.__base.
3500 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3501 when doing addition on pointer types. Use size_int instead of
3503 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3504 ptr_type in the second operand.
3506 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3509 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3511 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3514 * cfgexpand.c (expand_one_register_var): Mark pointer
3515 DECL_ARTIFICIAL as REG_POINTER also.
3516 * stmt.c (expand_decl): Likewise.
3518 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3525 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3526 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3527 on_worklist argument and avoid adding things to worklist multiple
3529 (add_to_worklist): Ditto.
3530 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3531 single SFT is clobbered.
3532 (set_initial_properties): Ditto.
3533 (compute_call_clobbered): Update for changes to function
3535 (create_overlap_variables_for): Always create SFT for offset 0.
3536 (create_structure_vars): Handle PHI's, since we are in SSA form at
3538 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3539 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3541 (add_vars_for_offset): Figure out aliases from access + points-to.
3542 (add_virtual_operand): Use add_vars-for_offset.
3543 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3544 (add_call_clobber_ops): Remove makes_clobbering_call set.
3545 (get_expr_operands): Always pass through the INDIRECT_REF
3547 * tree-ssa-structalias.c (struct constraint_graph): Remove
3549 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3550 address_taken, pt_used, number_incoming.
3551 (FIRST_ADDR_NODE): Removed.
3552 (merge_graph_nodes): Remove broken code for the moment.
3553 (init_graph): New function.
3554 (build_pred_graph): Remove code to init_graph.
3555 Add location equivalence support.
3556 (struct scc_info): Rename roots to deleted.
3558 (init_scc_info): Ditto
3559 (init_topo_info): Use graph->size.
3560 (compute_topo_order): Ditto.
3561 (do_da_constraint): Removed.
3562 (do_sd_constraint): Remove calls to find().
3563 set_union_with_increment should always get 0 as last arg here.
3564 (do_complex_constraint): Replace do_da_constraint with assert.
3566 (struct equiv_class_label): New.
3567 (pointer_equiv_class_table): Ditto.
3568 (location_equiv_class_table): Ditto.
3569 (equiv_class_label_hash): Ditto.
3570 (equiv_class_label_eq): Ditto
3571 (equiv_class_lookup): Ditto.
3572 (equiv_class_ladd): Ditto.
3573 (pointer_equiv_class): Ditto.
3574 (location_equiv_class): Ditto.
3575 (condense_visit): Rename and rewrite from label_visit to do only
3576 SCC related stuff for HU.
3577 (label_visit): Do HU work for HU.
3578 (perform_var_substitution): Update to do HU and location
3580 (free_var_substitution_info): Update to free HU and location
3581 equivalence structures. */
3582 (find_equivalent_node): Update for pointer but not location
3584 (unite_pointer_equivalences): New function.
3585 (move_complex_constraints): Rewrite to only do moving.
3586 (rewrite_constraints): Split out of move_complex_constraints.
3587 (solve_graph): Use graph->size.
3588 (process_constraint_1): Add from_call argument, use it.
3589 Split *a = &b into two constraints.
3590 (process_constraint): Use new process_constraint_1.
3591 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3592 (get_constraint_for): Handle non-pointer integers properly.
3593 Remove code that used to handle structures.
3594 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3595 with unknown addends.
3596 (handle_rhs_call): New function.
3597 (find_func_aliases): Use handle_rhs_call.
3598 (set_uids_in_ptset): Add an assert.
3599 (set_used_smts): Fix bug in not considering unified vars.
3600 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3601 (compute_points_to_sets): Update for other function changes.
3602 (delete_points_to_sets): Ditto.
3603 (ipa_pta_execute): Ditto.
3604 (pass_ipa_pta): We need to update SSA after ipa_pta.
3606 2007-08-19 Jan Hubicka <jh@suse.cz>
3608 * i386.md: Replace "rim" and "mri" constraints by "g".
3610 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3612 * dwarf2out.c (text_section_used, cold_text_section_used,
3613 cold_text_section, dwarf2out_note_section_used): New.
3614 (dwarf2out_init): Initialize cold_text_section.
3615 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3616 dwarf2out_note_section_used.
3617 (size_of_aranges): Only count entry for text section if it was
3618 used. Count entry for cold text section if it was used.
3619 (output_aranges): Only output entries for text section and cold
3620 text section if they were used.
3622 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3624 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3626 (debug_generic_stmt): Likewise.
3627 (debug_tree_chain): Likewise.
3629 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3631 * tree-data-refs.c (split_constant_offset): Expose.
3632 * tree-data-refs.h (split_constant_offset): Add declaration.
3634 * tree-vectorizer.h (dr_alignment_support): Renamed
3635 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3636 Added a new value dr_explicit_realign.
3637 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3638 dr_offset, dr_step, and dr_aligned_to, along with new access
3639 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3640 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3641 STMT_VINFO_DR_ALIGNED_TO.
3643 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3645 In case of outer-loop vectorization with non-fixed misalignment - use
3646 the dr_explicit_realign scheme instead of the optimized realignment
3648 (new_stmt_vec_info): Initialize new fields.
3650 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3651 'nested_in_vect_loop' case. Change verbosity level.
3652 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3653 Don't fail on zero step in the outer-loop for loads.
3654 (vect_analyze_data_refs): Call split_constant_offset to calculate
3655 base, offset and init relative to the outer-loop.
3657 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3658 BSI function argument with a new function argument - at_loop.
3659 Simplify the condition that determines STEP. Takes additional argument
3660 INV_P. Support outer-loop vectorization (handle the
3661 nested_in_vect_loop case), including zero step in the outer-loop. Call
3662 vect_create_addr_base_for_vector_ref with additional argument.
3663 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3664 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3665 Fixed and simplified calculation of step.
3666 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3667 of bsi, and with additional argument. Call bump_vector_ptr with
3668 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3669 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3670 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3671 when the realignment setup needs to take place inside the loop.
3672 Support the dr_explicit_realign scheme. Allow generating the optimized
3673 realignment scheme for outer-loop vectorization. Added documentation.
3674 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3675 the 'nested_in_vect_loop' case, including loads that are invariant in
3676 the outer-loop and the realignment schemes. Handle the case when the
3677 realignment setup needs to take place inside the loop. Call
3678 vect_setup_realignment with additional arguments. Call
3679 vect_create_data_ref_ptr with additional argument and with loop instead
3680 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3681 (vect_gen_niters_for_prolog_loop): Call
3682 vect_create_addr_base_for_vector_ref with additional arguments.
3683 (vect_create_cond_for_align_checks): Likewise.
3684 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3685 scheme: takes additional argument bump; argument ptr_incr is now
3686 optional; updated documentation.
3687 (vect_init_vector): Takes additional argument (bsi). Use it, if
3688 available, to insert the vector initialization.
3689 (get_initial_def_for_induction): Pass additional argument in call to
3691 (vect_get_vec_def_for_operand): Likewise.
3692 (vect_setup_realignment): Likewise.
3693 (vectorizable_load): Likewise.
3695 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3697 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3698 as argument instead of struct loop.
3699 (nested_in_vect_loop_p): New function.
3700 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3702 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3703 from other phis in the loop.
3704 (destroy_loop_vec_info): Add additional argument to declaration.
3706 * tree-vectorizer.c (supportable_widening_operation): Also check if
3707 nested_in_vect_loop_p (don't allow changing the order in this case).
3708 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3709 of struct loop. Call nested_in_vect_loop_p and don't require
3710 flag_unsafe_math_optimizations if it returns true.
3711 (new_stmt_vec_info): When setting def_type for phis differentiate
3712 loop-header phis from other phis.
3713 (bb_in_loop_p): New function.
3714 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3715 just update their loop_vinfo. Order of BB traversal now matters -
3716 call dfs_enumerate_from with bb_in_loop_p.
3717 (destroy_loop_vec_info): Takes additional argument to control whether
3718 stmt_vinfo of the loop stmts should be destroyed as well.
3719 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3720 reduction stmt to be defines by a non loop-header phi.
3721 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3723 * tree-vect-transform.c (vectorizable_reduction): Call
3724 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3725 (vectorizable_call): Likewise.
3726 (vectorizable_conversion): Likewise.
3727 (vectorizable_operation): Likewise.
3728 (vectorizable_type_promotion): Likewise.
3729 (vectorizable_type_demotion): Likewise.
3730 (vectorizable_store): Likewise.
3731 (vectorizable_live_operation): Likewise.
3732 (vectorizable_reduction): Likewise. Also pass loop_info to
3733 vect_is_simple_reduction instead of loop.
3734 (vect_init_vector): Call nested_in_vect_loop_p.
3735 (get_initial_def_for_reduction): Likewise.
3736 (vect_create_epilog_for_reduction): Likewise.
3737 (vect_init_vector): Check which loop to work with, in case there's an
3739 (get_initial_def_for_inducion): Extend to handle outer-loop
3740 vectorization. Fix indentation.
3741 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3742 In the case vect_induction_def get the vector def from the induction
3743 phi node, instead of calling get_initial_def_for_inducion.
3744 (get_initial_def_for_reduction): Extend to handle outer-loop
3746 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3748 (vect_transform_loop): Change assert to just skip this case. Add a
3750 (vect_finish_stmt_generation): Add a couple asserts.
3752 (vect_estimate_min_profitable_iters): Multiply
3753 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3755 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3756 this is an inner-loop reduction in outer-loop vectorization.
3758 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3759 Same code as what used to be vect_analyze_scalar_cycles, only with
3760 additional argument loop, and loop_info passed to
3761 vect_is_simple_reduction instead of loop.
3762 (vect_analyze_scalar_cycles): Code factored out into
3763 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3764 Updated documentation.
3765 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3766 outer-loop vectorization that are live or not used in the outerloop,
3767 cause this requires special handling.
3768 (vect_enhance_data_refs_alignment): Don't consider versioning for
3770 (vect_analyze_data_refs): Check that there are no datarefs in the
3772 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3773 and vect_used_in_outer_by_reduction cases.
3774 (process_use): Also consider the case of outer-loop stmt defining an
3775 inner-loop stmt and vice versa.
3776 (vect_analyze_loop_1): New function.
3777 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3778 loops. Call vect_analyze_loop_1.
3779 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3780 been vectorized. Call destroy_loop_vec_info with additional argument.
3782 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3783 in the inner-loop when doing outer-loop vectorization. Add
3784 documentation and printout.
3785 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3786 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3788 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3790 * tree-affine.h (print_aff): New prototype.
3791 (debug_aff): Likewise.
3792 * tree-affine.c (print_aff): New function.
3793 (debug_aff): Likewise.
3795 2007-08-18 Paul Brook <paul@codesourcery.com>
3796 Joseph Myers <joseph@codesourcery.com>
3798 * common.opt (-fdebug-prefix-map=): New option.
3799 * opts.c: Include debug.h.
3800 (common_handle_option): Handle -fdebug-prefix-map.
3801 * final.c: Include ggc.h.
3802 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3803 remap_debug_filename): New.
3804 * Makefile.in (final.o, opts.o): Update dependencies.
3805 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3806 * configure.ac: Check for assembler --debug-prefix-map support.
3807 * configure, config.in: Regenerate.
3808 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3809 (ASM_DEBUG_SPEC): Include ASM_MAP.
3810 * doc/install.texi (--with-debug-prefix-map): Document.
3811 * doc/invoke.texi (-fdebug-prefix-map): Document.
3812 * dbxout.c (dbxout_init, dbxout_start_source_file,
3813 dbxout_source_file): Call remap_debug_filename.
3814 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3815 dwarf2out_start_source_file, dwarf2out_finish): Call
3816 remap_debug_filename.
3817 (file_table_relative_p): Do not check d->emitted_number.
3818 * toplev.c (output_file_directive): Call remap_debug_filename.
3819 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3820 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3822 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3824 * loop-invariant.c (find_invariants_to_move): Add missing macro
3827 2007-08-17 Tom Tromey <tromey@redhat.com>
3829 * tree.h (struct tree_label_decl): Removed old "java" fields.
3831 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3832 Nigel Stephens <nigel@mips.com>
3834 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3835 Treat -mno-data-in-code and -mcode-xonly as aliases for
3836 -mcode-readable=no and -mcode-readable=pcrel respectively.
3837 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3838 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3839 (MULTILIB_DIRNAMES): Update accordingly.
3841 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3843 * Makefile.in (version.o): Depend on $(REVISION) only if
3844 REVISION_s is defined.
3846 2007-08-17 Sa Liu <saliu@de.ibm.com>
3847 Ulrich Weigand <uweigand@de.ibm.com>
3850 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3851 use build_qualified_type to retain qualifiers of the base type.
3853 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3855 * config/score/score.md : Update pattern tablejump.
3856 * config/score/score.c : Update score_initialize_trampoline
3858 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3859 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3860 * doc/contrib.texi: Add my entry.
3862 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3864 * Makefile.in (REVISION): New.
3867 (version.o): Also depend on $(REVISION). Add
3868 -DREVISION=$(REVISION_s).
3870 * version.c (version_string): Add REVISION.
3872 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3874 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3875 of GOTO that's relocated to a different block.
3877 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3879 * c-common.c (const_strip_array_types): New.
3880 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3881 (const_strip_array_types): New.
3882 * c-objc-common.c (c_disregard_inline_limits,
3883 c_warn_unused_global_decl): Constify.
3884 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3885 c_vla_type_p, c_incomplete_type_error): Likewise.
3886 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3887 * hooks.c (hook_bool_const_tree_false): New.
3888 * hooks.h (hook_bool_const_tree_false): Likewise.
3889 * langhooks-def.h (lhd_warn_unused_global_decl,
3890 lhd_incomplete_type_error, lhd_expr_size,
3891 lhd_tree_inlining_disregard_inline_limits,
3892 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3893 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3894 * langhooks.c (lhd_warn_unused_global_decl,
3895 lhd_incomplete_type_error,
3896 lhd_tree_inlining_disregard_inline_limits,
3897 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3898 lhd_expr_size): Likewise.
3899 * langhooks.h (lang_hooks_for_tree_inlining,
3900 lang_hooks_for_tree_dump, lang_hooks_for_types,
3901 lang_hooks_for_decls, lang_hooks): Likewise.
3902 * pointer-set.c (pointer_set_t, pointer_set_create,
3903 pointer_set_contains, insert_aux, pointer_set_insert,
3904 pointer_set_traverse, pointer_map_t, pointer_map_create,
3905 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3907 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3908 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3909 pointer_map_traverse): Likewise.
3910 * predict.c (assert_is_empty): Likewise.
3911 * tree-affine.c (free_name_expansion): Likewise.
3912 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3913 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3914 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3916 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3918 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3920 (destroy_loop_vec_info): Add call to VEC_free.
3921 * tree-vectorizer.h (may_alias_ddrs): Define.
3922 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3923 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3924 Change reporting to dump.
3925 (vect_is_duplicate_ddr): New.
3926 (vect_mark_for_runtime_alias_test): New.
3927 (vect_analyze_data_ref_dependences) Add call to
3928 vect_mark_for_runtime_alias_test.
3929 (vect_enhance_data_refs_alignment): Define local variable
3930 vect_versioning_for_alias_required, don't perform
3931 peeling for alignment if versioning for alias is
3933 (vect_enhance_data_refs_alignment): Use
3934 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3935 PARAM_VECT_MAX_VERSION_CHECKS.
3936 * tree-vect-transform.c
3937 (vect_create_cond_for_alias_checks): New.
3938 (vect_transform_loop): Add call to
3939 vect_create_cond_for_alias_checks.
3940 (vect_vfa_segment_size): New.
3941 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3943 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3944 * gcc/doc/invoke.texi
3945 (vect-max-version-for-alignment-checks): Document.
3946 (vect-max-version-for-alias-checks): Document.
3947 (vect-max-version-checks): Remove.
3949 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3952 the same line as the instruction for all asm dialects.
3953 (*rep_movsi): Ditto.
3954 (*rep_movsi_rex64): Ditto.
3955 (*rep_movqi): Ditto.
3956 (*rep_movqi_rex64): Ditto.
3957 (*rep_stosdi_rex64): Ditto.
3958 (*rep_stossi): Ditto.
3959 (*rep_stossi_rex64): Ditto.
3960 (*rep_stosqi): Ditto.
3961 (*rep_stosqi_rex64): Ditto.
3962 (*cmpstrnqi_nz_1): Ditto.
3963 (*cmpstrnqi_nz_rex_1): Ditto.
3964 (*cmpstrnqi_1): Ditto.
3965 (*cmpstrnqi_rex_1): Ditto.
3966 (*strlenqi_1): Ditto.
3967 (*strlenqi_rex_1): Ditto.
3968 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3969 prefix on the same line as the instruction for all asm dialects.
3970 (sync_double_compare_and_swap<mode>): Ditto.
3971 (*sync_double_compare_and_swapdi_pic): Ditto.
3972 (*sync_compare_and_swap_cc<mode>): Ditto.
3973 (sync_double_compare_and_swap_cc<mode>): Ditto.
3974 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3975 (sync_old_add<mode>): Ditto.
3976 (sync_add<mode>): Ditto.
3977 (sync_sub<mode>): Ditto.
3978 (sync_ior<mode>): Ditto.
3979 (sync_and<mode>): Ditto.
3980 (sync_xor<mode>): Ditto.
3982 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3985 * reload.c (find_reloads): Check that the memory returned by
3986 find_reloads_toplev was not the result of forcing a constant
3988 (find_reloads_toplev): Always use simplify_gen_subreg to get
3989 the subreg of a constant. If the result is also a constant,
3990 but not a legitimate one, force it into the constant pool
3991 and reload its address.
3993 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3995 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3998 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
4000 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
4001 directive for the current vector ABI.
4003 2007-08-15 Steve Ellcey <sje@cup.hp.com>
4006 * caller-save.c (reg_save_code): Set invalide status on restore code.
4008 2007-08-15 Diego Novillo <dnovillo@google.com>
4010 * tree-ssa-alias.c (compute_memory_partitions): Use
4011 alias_bitmap_obstack to allocate bitmaps.
4012 (reset_alias_info): Factor out of init_alias_info.
4013 Mark all name tags not associated to an SSA name for renaming.
4014 (init_alias_info): Call it.
4015 (create_name_tags): Tidy. Add comments.
4016 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
4018 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4020 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
4021 scheduler dependencies.
4023 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
4025 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
4027 (*iorsi_1_zext): Likewise.
4028 (*iorsi_1_zext_imm): Likewise.
4029 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
4030 with "rm"/"xm" constraint.
4031 (sse2_vmsqrtv2df2): Likewise.
4033 2007-08-15 Jakub Jelinek <jakub@redhat.com>
4036 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
4039 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
4041 * tree-pass.h (PROP_pta): Removed.
4042 (TODO_rebuild_alias): New.
4043 (pass_may_alias): Removed.
4044 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
4045 aliasing if we changed something.
4046 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
4048 (pass_may_alias): Removed.
4049 (create_structure_vars): Return TODO_rebuild_alias.
4050 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
4051 * tree-sra.c (tree_sra): Only rebuild aliasing if something
4053 (tree_sra_early): We never affect aliasing right now.
4054 * tree-flow.h (compute_may_aliases): New prototype.
4055 * passes.c: Remove pass_may_alias from the passes.
4056 (execute_function_todo): Support TODO_rebuild_alias.
4058 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
4060 * i386.c: (legitimize_address): Move dllimported variable check
4061 infront of legitimizing pic address of CONST symbols.
4063 2007-08-14 Steve Ellcey <sje@cup.hp.com>
4065 PR tree-optimization/32941
4066 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
4067 (goto_queue_cmp): Remove.
4068 (find_goto_replacement): Change search method.
4069 (maybe_record_in_goto_queue): Add assert.
4070 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
4071 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
4073 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4075 * alias.c (component_uses_parent_alias_set): Constify.
4076 * alias.h (component_uses_parent_alias_set): Likewise.
4077 * cfgrtl.c (print_rtl_with_bb): Likewise.
4078 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
4079 mpz_get_double_int): Likewise.
4080 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
4081 mpz_get_double_int): Likewise.
4082 * expr.c (is_aligning_offset, undefined_operand_subword_p,
4083 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
4085 * expr.h (safe_from_p): Likewise.
4086 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4088 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4089 zero_sized_type, goa_lhs_expr_p): Likewise.
4090 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4091 * rtl.h (print_rtl_with_bb): Likewise.
4092 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4093 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4094 * tree-flow-inline.h (bb_stmt_list): Constify.
4095 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4097 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4098 const_first_stmt, const_last_stmt): New.
4099 (block_may_fallthru, empty_block_p): Constify.
4100 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4101 EXPR_ONLY_BODY): New.
4102 (expr_first, expr_last, expr_only): Use macro for body.
4103 (const_expr_first, const_expr_last, const_expr_only): New.
4104 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4105 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4106 ctsi_prev, ctsi_stmt): New.
4107 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4108 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4109 * tree-ssa-loop-niter.c (loop_only_exit_p,
4110 derive_constant_upper_bound): Likewise.
4111 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4112 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4113 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4114 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4115 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4116 * tree.c (get_type_static_bounds): Likewise.
4117 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4118 (get_type_static_bounds): Constify.
4120 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4123 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4124 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4125 (*<addsub><mode>3_cc_overflow): New.
4126 (*add<mode>3_cconly_overflow): New.
4127 (*sub<mode>3_cconly_overflow): New.
4128 (*<addsub>si3_zext_cc_overflow): New.
4129 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4130 CCCmode for LTU, GTU, LEU and GEU.
4131 (ix86_comparison_operator): Likewise.
4132 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4133 * config/i386/i386.c (put_condition_code): Support CCCmode.
4134 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4135 or MINUS expressions.
4137 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4140 * c-typeck.c (build_binary_op): Disallow vector float types with
4141 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4143 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4145 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4146 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4147 (dep_def): New typedef.
4148 (init_dep_1, sd_debug_dep): Declare functions.
4149 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4150 (debug_dep_links): Remove.
4151 (struct _deps_list): New field 'n_links'.
4152 (DEPS_LIST_N_LINKS): New macro.
4153 (FOR_EACH_DEP_LINK): Remove.
4154 (create_deps_list, free_deps_list, delete_deps_list): Remove
4156 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4157 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4158 (copy_deps_list_change_con, move_dep_link): Ditto.
4159 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4160 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4162 (INSN_BACK_DEPS): Remove.
4163 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4165 (INSN_DEP_COUNT): Remove.
4166 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4167 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4168 Declare global variables.
4169 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4170 (add_forw_dep, compute_forward_dependences): Remove declarations.
4171 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4172 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4173 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4175 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4177 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4178 (sd_list_types_def): New typedef.
4179 (sd_next_list): Declare function.
4180 (struct _sd_iterator): New type.
4181 (sd_iterator_def): New typedef.
4182 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4184 (FOR_EACH_DEP): New cycle wrapper.
4185 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4187 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4188 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4191 * sched-deps.c (init_dep_1): Make global.
4192 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4194 (dump_dep): New static function.
4195 (dump_dep_flags): New static variable.
4196 (sd_debug_dep): New function.
4197 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4199 (move_dep_link): Use remove_from_deps_list (), instead of
4201 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4202 (dep_link_is_detached_p): New static function.
4203 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4205 (dn_pool, dl_pool): New alloc_pools.
4206 (dn_pool_diff, dl_pool_diff): New static variables.
4207 (create_dep_node, delete_dep_node): New static function.
4208 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4209 (deps_list_empty_p): Make it static. Use 'n_links' field.
4210 (deps_pools_are_empty_p): New static function.
4211 (alloc_deps_list, delete_deps_list): Remove.
4212 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4213 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4214 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4215 (forward_dependency_cache): Remove.
4216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4217 'back' from the names. Change signature to use dep_t instead of
4219 (add_back_dep): Ditto. Make global.
4220 (check_dep_status): Rename to check_dep ().
4221 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4223 (sd_finish_insn): Ditto.
4224 (sd_find_dep_between_no_cache): New static function.
4225 (sd_find_dep_between): New function.
4226 (ask_dependency_caches, set_dependency_caches): New static functions.
4227 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4228 (add_or_update_dep_1): Separate pieces of functionality into
4229 ask_dependency_caches (), update_dependency_caches (),
4230 change_spec_dep_to_hard (), update_dep ().
4231 (get_back_and_forw_lists): New static function.
4232 (sd_add_dep): Separate setting of dependency caches into
4233 set_dependency_caches ().
4234 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4236 (sd_delete_dep): Ditto.
4237 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4238 (dump_lists): New static function.
4239 (sd_debug_lists): New debug function.
4240 (delete_all_dependences, fixup_sched_groups): Update to use
4241 sd_* infrastructure.
4242 (sched_analyze_2): Create data-speculative dependency only if
4243 data-speculation is enabled.
4244 (sched_analyze_insn): If insn cannot be speculative, make all its
4245 dependencies non-speculative.
4246 (sched_analyze): Use sd_init_insn ().
4247 (add_forw_dep, compute_forward_dependencies): Remove.
4248 (delete_dep_nodes_in_back_deps): New static function.
4249 (sched_free_deps): New function.
4250 (init_dependency_caches): Init alloc_pools.
4251 (extend_depedency_caches): Update after removing of
4252 forward_dependency_cache.
4253 (free_dependency_caches): Ditto. Free alloc_pools.
4254 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4255 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4257 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4258 (add_dependence): Use init_dep ().
4259 (get_dep_weak_1): New static function.
4260 (get_dep_weak): Move logic to get_dep_weak_1 ().
4261 (dump_ds): New static function moved from haifa-sched.c:
4262 debug_spec_status ().
4263 (debug_ds): New debug function.
4264 (check_dep_status): Rename to check_dep (). Update to check whole
4267 * haifa-sched.c (spec_info): Make global.
4268 (added_recovery_block_p): Rename to
4269 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4270 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4271 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4272 to use new interfaces.
4273 (ok_for_early_queue_removal): Ditto.
4274 (schedule_block): Initialize logical uids of insns emitted by the
4276 (sched_init): Initialize new variable.
4277 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4279 (extend_global): Initialize insn data.
4280 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4281 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4283 (add_to_speculative_block): Update to use new interfaces.
4284 (create_recovery_block): Set new variables.
4285 (create_check_block_twin, fix_recovery_deps): Update to use new
4287 (sched_insn_is_legitimate_for_speculation_p): New function.
4288 (speculate_insn): Move checking logic to
4289 sched_insn_is_legitimate_for_speculation_p ().
4290 (sched_remove_insn): Finalize sched-deps information of instruction.
4291 (clear_priorities, add_jump_dependencies): Update to use new
4293 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4295 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4296 to use new interfaces.
4297 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4298 (new_ready): Try to use control speculation only if it is available.
4299 (add_branch_dependences): Update to use new interfaces.
4300 (compute_block_backward_dependences): Rename to
4301 compute_block_dependences (). Call
4302 targetm.sched.dependencies_evaluation_hook ().
4303 (free_block_dependencies): New static function.
4304 (debug_dependencies): Update to use new interfaces.
4305 (schedule_region): Remove separate computation of forward dependencies.
4306 Move call of targetm.sched.dependencies_evaluation_hook () to
4307 compute_block_dependences (). Free dependencies at the end of
4308 scheduling the region.
4310 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4312 (add_deps_for_risky_insns): Ditto.
4313 (schedule_ebb): Remove separate computation of forward dependencies.
4314 Free dependencies at the end of scheduling the ebb.
4316 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4317 (build_intra_loop_deps): Ditto. Remove separate computation of
4318 forward dependencies. Free sched-deps dependencies.
4320 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4321 to use new interfaces.
4322 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4324 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4326 (is_costly_group): Ditto.
4328 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4330 * alias.c (rtx_equal_for_memref_p): Constify.
4331 * basic-block.h (const_edge, const_basic_block): New.
4332 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4333 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4334 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4335 probably_never_executed_bb_p, edge_probability_reliable_p,
4336 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4337 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4339 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4340 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4342 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4343 flow_nodes_print, dfs_enumerate_from): Likewise.
4344 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4345 control_flow_insn_p, count_basic_blocks): Likewise.
4346 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4347 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4348 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4349 average_num_loop_insns, loop_exit_edge_p,
4350 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4351 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4352 average_num_loop_insns, seq_cost): Likewise.
4353 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4354 * dominance.c (dominated_by_p): Likewise.
4355 * emit-rtl.c (validate_subreg): Likewise.
4356 * except.c (can_throw_internal, can_throw_external): Likewise.
4357 * except.h (can_throw_internal, can_throw_external): Likewise.
4358 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4359 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4360 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4361 simple_mem, store_ops_ok, load_kills_store, find_loads,
4362 store_killed_in_insn, store_killed_after, store_killed_before,
4363 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4365 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4366 noce_mem_write_may_trap_or_fault_p): Likewise.
4367 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4369 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4371 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4372 probably_cold_bb_p, probably_never_executed_bb_p,
4373 edge_probability_reliable_p, br_prob_note_reliable_p,
4374 can_predict_insn_p): Likewise.
4375 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4376 * resource.c (return_insn_p): Likewise.
4377 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4379 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4380 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4381 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4382 verify_gimple_modify_stmt): Likewise.
4383 * tree-chrec.c (is_not_constant_evolution,
4384 is_multivariate_chrec_rec, is_multivariate_chrec,
4385 chrec_contains_symbols, chrec_contains_undetermined,
4386 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4387 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4388 eq_evolutions_p, scev_direction): Likewise.
4389 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4390 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4391 chrec_contains_symbols_defined_in_loop,
4392 chrec_contains_undetermined, tree_contains_chrecs,
4393 evolution_function_is_affine_multivariate_p,
4394 evolution_function_is_univariate_p, chrec_zerop,
4395 evolution_function_is_constant_p, evolution_function_is_affine_p,
4396 evolution_function_is_affine_or_constant_p,
4397 tree_does_not_contain_chrecs, chrec_type): Likewise.
4398 * tree-data-ref.c (tree_fold_divides_p,
4399 object_address_invariant_in_loop_p, dr_may_alias_p,
4400 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4401 same_access_functions, constant_access_functions,
4402 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4404 * tree-flow.h (scev_direction): Likewise.
4405 * tree-gimple.c (is_gimple_stmt): Likewise.
4406 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4408 * tree-pretty-print.c (op_prio): Likewise.
4409 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4410 analyzable_condition, backedge_phi_arg_p): Likewise.
4411 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4412 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4413 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4416 2007-08-13 Dan Hipschman <dsh@google.com>
4419 * c-format.c (check_format_arg): Move check for zero-length
4420 format strings below the check for unterminated strings.
4422 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4425 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4428 2007-08-13 Nick Clifton <nickc@redhat.com>
4430 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4432 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4435 * c-format.c (gcc_gfc_length_specs): New array.
4436 (gcc_gfc_char_table): Add unsigned specifier, and references to
4437 the l length modifier.
4438 (format_types_orig): Use the new gcc_gfc_length_specs.
4440 2007-08-12 Sa Liu <saliu@de.ibm.com>
4442 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4443 and with REG_RETVAL note after split.
4445 2007-08-11 David Daney <ddaney@avtrex.com>
4447 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4448 as ATTRIBUTE_UNUSED.
4450 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4451 Segher Boessenkool <segher@kernel.crashing.org>
4453 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4454 HAVE_LOCAL_CPU_DETECT not defined.
4456 2007-08-11 Jan Hubicka <jh@suse.cz>
4458 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4459 (cgraph_process_new_functions): Honor previous value of
4460 disregard_inline_limits.
4461 * ipa-inline.c (compute_inline_parameters): Likewise.
4463 2007-08-11 Ian Lance Taylor <iant@google.com>
4465 * alias.h (alias_set_type): Define new type.
4466 (ALIAS_SET_MEMORY_BARRIER): Use it.
4467 * rtl.h: Include alias.h.
4468 (struct mem_attrs): Use alias_set_type.
4469 * tree.h: Include alias.h
4470 (struct tree_type): Use alias_set_type.
4471 (struct tree_struct_field_tag): Likewise.
4472 (struct tree_decl_common): Likewise.
4473 * alias.c (struct alias_set_entry): Use alias_set_type.
4474 (get_alias_set_entry, alias_set_subset_of): Likewise.
4475 (alias_sets_conflict_p): Likewise.
4476 (alias_sets_must_conflict_p): Likewise.
4477 (objects_must_conflict_p): Likewise.
4478 (get_alias_set, new_alias_set): Likewise.
4479 (record_alias_subset, record_component_aliases): Likewise.
4480 (varargs_set, frame_set): Change to alias_set_type.
4481 (get_varargs_alias_set): Use alias_set_type.
4482 (get_frame_alias_set): Likewise.
4483 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4484 * dse.c (struct store_info): Use alias_set_type.
4485 (struct read_info, struct clear_alias_mode_holder): Likewise.
4486 (clear_alias_set_lookup, canon_address): Likewise.
4487 (record_store, check_mem_read_rtx): Likewise.
4488 (dse_record_singleton_alias_set): Likewise.
4489 (dse_invalidate_singleton_alias_set): Likewise.
4490 * emit-rtl.c (get_mem_attrs): Likewise.
4491 (set_mem_attributes_minus_bitpos): Likewise.
4492 (set_mem_alias_set): Likewise.
4493 * expr.c (store_constructor_field, store_field): Likewise.
4494 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4495 * langhooks.c (lhd_get_alias_set): Likewise.
4496 * langhooks-def.h (lhd_get_alias_set): Likewise.
4497 * reload1.c (alter_reg): Likewise.
4498 * tree-flow.h (struct fieldoff): Likewise.
4499 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4500 (may_alias_p, get_smt_for, create_sft): Likewise.
4501 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4502 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4503 (merge_smts_into): Likewise.
4504 * varasm.c (const_alias_set): Likewise.
4505 * c-common.c (strict_aliasing_warning): Likewise.
4506 (c_common_get_alias_set): Likewise.
4507 * dse.h (dse_record_singleton_alias_set): Update declaration.
4508 (dse_invalidate_singleton_alias_set): Likewise.
4509 * emit-rtl.h (set_mem_alias_set): Likewise.
4510 * c-common.h (c_common_get_alias_set): Likewise.
4511 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4512 * print-tree.c (print_node): Likewise.
4513 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4515 (alpha_setup_incoming_varargs): Use alias_set_type.
4516 * config/i386/i386.c (setup_incoming_varargs_64): Use
4518 (setup_incoming_varargs_ms_64): Likewise.
4519 (ix86_GOT_alias_set): Likewise.
4520 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4521 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4522 (set): Change to alias_set_type.
4523 (get_TOC_alias_set): Use alias_set_type.
4524 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4526 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4527 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4529 (struct_value_alias_set): Likewise.
4530 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4532 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4534 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4535 * config/vxworks.h (TARGET_VXWORKS): Override.
4536 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4537 "mips" if TARGET_VXWORKS.
4539 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4541 * calls.c (avoid_likely_spilled_reg): New function.
4542 (expand_call): Use it.
4544 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4546 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4548 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4550 * config/mips/predicates.md (const_call_insn_operand): Invoke
4551 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4553 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4556 * config/rs6000/driver-rs6000.c: Include link.h.
4557 Use ElfW instead of wordsize-specif typedef.
4559 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4561 * system.h (CONST_CAST): New.
4562 * c-decl.c (c_make_fname_decl): Use it.
4563 * c-lex.c (cb_ident, lex_string): Likewise.
4564 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4565 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4566 give_switch, set_multilib_dir): Likewise.
4567 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4568 * passes.c (execute_one_pass): Likewise.
4569 * prefix.c (update_path): Likewise.
4570 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4571 * tree.c (build_string): Likewise.
4573 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4575 * tree-flow-inline.h (is_exec_stmt): Remove.
4576 (is_label_stmt): Remove.
4577 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4580 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4582 * lower-subreg.c (resolve_shift_zext): Don't adjust
4583 src_reg_num for wordmode operands.
4585 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4586 David Ung <davidu@mips.com>
4588 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4589 (TARGET_SCHED_REORDER2): Define.
4590 (mips_maybe_swap_ready): New.
4591 (mips_last_74k_agen_insn): New.
4592 (mips_74k_agen_init): New.
4593 (mips_74k_agen_reorder): New function to group loads and stores
4595 (mips_sched_init): New.
4596 (mips_sched_reorder): Don't do initialization here. Call
4597 mips_74k_agen_reorder.
4598 (mips_variable_issue): Call mips_74k_agen_init.
4600 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4602 * tree-flow-inline.h (get_filename): Remove.
4604 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4606 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4608 (mips_fetch_insns): Delete in favor of...
4609 (mips_load_store_insns): ...this new function.
4610 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4611 to say whether multiword moves _might_ be split.
4612 (mips_fetch_insns): Delete in favor of...
4613 (mips_load_store_insns): ...this new function.
4614 (mips_rtx_costs): Update the call to mips_address_insns.
4615 (mips_address_cost): Likewise.
4616 * config/mips/mips.md (length): Use mips_load_store_insns instead
4617 of mips_fetch_insns.
4618 * config/mips/constraints.md (R): Use mips_address_insns rather
4619 than mips_fetch_insns. Assume that the move never needs to be split.
4621 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4623 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4624 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4625 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4626 * config/mips/mips.h (mips16_hard_float): Delete.
4627 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4628 definitions, and replace with....
4629 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4630 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4631 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4632 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4633 (override_options): Replace MASK_SOFT_FLOAT references with
4634 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4635 and mips16_hard_float when TARGET_MIPS16.
4637 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4640 * c-typeck.c (build_binary_op): Check for non pointer types before
4641 calling int_fits_type_p.
4643 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4646 * fold-const.c (omit_one_operand): Return only the ommitted expression
4647 if the result is an empty statement.
4648 (pedantic_omit_one_operand): Likewise.
4650 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4652 * c-typeck.c (readonly_error): Improve error for assignment.
4654 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4656 (pp_c_expression): Ditto.
4658 2007-08-09 Simon Baldwin <simonb@google.com>
4660 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4661 break that was preventing simplify_associative_operation() for xor.
4663 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4664 Nigel Stephens <nigel@mips.com>
4666 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4667 Document change in interpretation of value from boolean to
4669 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4670 ffs and ctz using clz.
4671 (expand_unop): Call them.
4672 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4674 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4675 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4676 enable the new ffs expansion on this target.
4678 2007-08-09 Jan Hubicka <jh@suse.cz>
4680 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4681 (expand_ternary_op): Likewise.
4682 (expand_vec_shift_expr): Likewise.
4683 (expand_binop_directly): Likewise.
4684 (expand_binop): Likewise.
4685 (sign_expand_binop): Likewise.
4686 (expand_twoval_unop): Likewise.
4687 (expand_twoval_binop): Likewise.
4688 (expand_twoval_binop_libfunc): Likewise.
4689 (widen_clz): Likewise.
4690 (widen_bswap): Likewise.
4691 (expand_parity): Likewise.
4692 (expand_unop): Likewise.
4693 (expand_abs_nojump): Likewise.
4694 (expand_copysign): Likewise.
4695 (emit_no_conflict_block): Likewise.
4696 (emit_libcall_block): Likewise.
4697 (can_compare_p): Likewise.
4698 (prepare_cmp_insn): Likewise.
4699 (emit_cmp_and_jump_insn_1): Likewise.
4700 (prepare_float_lib_cmp): Likewise.
4701 (emit_conditional_add): Likewise.
4702 (gen_add2_insn): Likewise.
4703 (have_add2_insn): Likewise.
4704 (gen_sub2_insn): Likewise.
4705 (have_sub2_insn): Likewise.
4706 (can_extend_p): Likewise.
4707 (can_fix_p): Likewise.
4708 (can_float_p): Likewise.
4709 (expand_float): Likewise.
4710 (expand_fix): Likewise.
4711 (expand_sfix_optab): Likewise.
4712 (new_optab): Likewise.
4713 (new_convert_optab): Likewise.
4714 (init_libfuncs): Likewise.
4715 (init_interclass_conv_libfuncs): Likewise.
4716 (init_intraclass_conv_libfuncs): Likewise.
4717 (set_conv_libfunc): Likewise.
4718 (init_optabs): Likewise.
4719 (debug_optab_libfuncs): Likewise.
4720 (gen_cond_trap): Likewise.
4721 * optabs.h (optab_handler, convert_optab_hanlder): New.
4722 * genopinit.c: Update optabs generation table.
4723 * reload.c (find_reloads_address_1): Use optabs accestors.
4724 * builtins.c (expand_builtin_mathfn): Likewise.
4725 (expand_builtin_mathfn_2): Likewise.
4726 (expand_builtin_mathfn_3): Likewise.
4727 (expand_builtin_interclass_mathfn): Likewise.
4728 (expand_builtin_sincos): Likewise.
4729 (expand_builtin_cexpi): Likewise.
4730 (expand_builtin_powi): Likewise.
4731 (expand_builtin_strlen): Likewise.
4732 * dojump.c (do_jump): Likewise.
4733 * expr.c (convert_move): Likewise.
4734 (move_by_pieces): Likewise.
4735 (move_by_pieces_ninsns): Likewise.
4736 (can_store_by_pieces): Likewise.
4737 (store_by_pieces_1): Likewise.
4738 (emit_move_via_integer): Likewise.
4739 (emit_move_complex): Likewise.
4740 (emit_move_ccmode): Likewise.
4741 (emit_move_insn_1): Likewise.
4742 (emit_single_push_insn): Likewise.
4743 (store_constructor): Likewise.
4744 (expand_expr_real_1): Likewise.
4745 (do_store_flag): Likewise.
4746 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4747 (enumerate_modes): Likewise.
4748 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4749 (supportable_widening_operation): Likewise.
4750 (supportable_narrowing_operation): Likewise.
4751 * expmed.c (store_bit_field_1): Likewise.
4752 (extract_bit_field_1): Likewise.
4753 (expand_mult_highpart_optab): Likewise.
4754 (expand_smod_pow2): Likewise.
4755 (expand_divmod): Likewise.
4756 (emit_store_flag): Likewise.
4757 * tree-vect-patterns.c
4758 (vect_pattern_recog_1): Likewise.
4759 * tree-ssa-loop-prefetch.c
4760 (nontemporal_store_p): Likewise.
4761 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4762 (vect_create_epilog_for_reduction): Likewise.
4763 (vectorizable_reduction): Likewise.
4764 (vectorizable_operation): Likewise.
4765 (vect_strided_store_supported): Likewise.
4766 (vectorizable_store): Likewise.
4767 (vect_strided_load_supported): Likewise.
4768 (vectorizable_load): Likewise.
4769 * combine.c (simplify_comparison): Likewise.
4770 * tree-vect-generic.c
4771 (type_for_widest_vector_mode): Likewise.
4772 (expand_vector_operations_1): Likewise.
4773 * config/spu/spu.c (spu_expand_mov): Likewise.
4774 (spu_emit_vector_compare): Likewise.
4775 * config/rs6000/rs6000.c
4776 (rs6000_emit_vector_compare): Likewise.
4777 * stmt.c (add_case_node): Likewise.
4778 * reload1.c (gen_reload):
4780 2007-08-09 Michael Matz <matz@suse.de>
4782 * tree.h (fixed_zerop): Declare as taking a const_tree.
4783 * tree.c (fixed_zerop): Take a const_tree.
4785 2007-08-09 Ira Rosen <irar@il.ibm.com>
4787 * tree-vect-transform.c (vectorizable_store): Remove call to
4788 copy_virtual_operands() and call mark_symbols_for_renaming() for
4789 the created vector store.
4790 (vect_setup_realignment): Don't call copy_virtual_operands() and
4791 update_vuses_to_preheader().
4792 (vectorizable_load): Don't call copy_virtual_operands().
4793 (update_vuses_to_preheader): Remove.
4795 2007-08-08 Chao-ying Fu <fu@mips.com>
4797 * tree.def (FIXED_POINT_TYPE): New type.
4798 (FIXED_CST): New constant.
4799 (FIXED_CONVERT_EXPR): New expr.
4800 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4801 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4802 * tree.h (struct tree_base): Add saturating_flag.
4803 Remove one bit of spare for saturating_flag.
4804 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4805 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4806 FIXED_POINT_TYPE_P): Define.
4807 (TYPE_SATURATING): Define.
4808 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4809 (struct tree_fixed_cst): New.
4810 (TYPE_IBIT, TYPE_FBIT): Define.
4811 (tree_node): Add fixed_cst.
4812 (enum tree_index): Add new enumeration values of
4813 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4814 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4815 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4816 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4817 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4818 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4819 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4820 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4821 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4822 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4823 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4824 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4825 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4826 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4827 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4828 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4829 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4830 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4831 (sat_short_fract_type_node, sat_fract_type_node,
4832 sat_long_fract_type_node, sat_long_long_fract_type_node,
4833 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4834 sat_unsigned_long_fract_type_node,
4835 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4836 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4837 unsigned_short_fract_type_node, unsigned_fract_type_node,
4838 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4839 sat_short_accum_type_node, sat_accum_type_node,
4840 sat_long_accum_type_node, sat_long_long_accum_type_node,
4841 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4842 sat_unsigned_long_accum_type_node,
4843 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4844 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4845 unsigned_short_accum_type_node, unsigned_accum_type_node,
4846 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4847 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4848 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4849 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4850 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4851 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4852 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4853 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4854 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4855 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4856 sat_uda_type_node, sat_uta_type_node): New macro.
4857 (make_fract_type, make_accum_type): Declare.
4858 (make_signed_fract_type, make_unsigned_fract_type,
4859 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4860 make_signed_accum_type, make_unsigned_accum_type,
4861 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4862 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4863 make_or_reuse_sat_signed_fract_type,
4864 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4865 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4866 make_or_reuse_sat_unsigned_accum_type): New macro.
4867 (fixed_zerop): Declare.
4868 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4869 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4870 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4871 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4872 * treestruct.def: Add TS_FIXED_CST.
4873 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4875 (tree-dump.o): Likewise.
4876 (print-tree.o): Likewise.
4877 (tree-pretty-print.o): Likewise.
4878 (fold-const.o): Likewise.
4879 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4880 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4881 (is_gimple_min_invariant): Handle FIXED_CST.
4882 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4883 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4884 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4885 (layout_type): Handle FIXED_POINT_TYPE.
4886 (make_fract_type, make_accum_type): New functions.
4887 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4888 * tree-dump.c (fixed-value.h): New include.
4889 (dump_fixed): New function.
4890 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4891 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4892 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4893 * tree-pretty-print.c (fixed-value.h): New include.
4894 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4896 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4897 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4898 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4899 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4900 for non-saturating fixed-point types.
4901 (reassociate_bb): Likewise.
4902 * emit-rtl.c (fixed-value.h): New include.
4903 (fconst0, fconst1): New array.
4904 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4905 * tree-vect-generic.c expand_vector_operation): Support
4906 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4908 (type_for_widest_vector_mode): Add one parameter for the
4910 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4912 Pass the satp parameter to type_for_mode for fixed-point types.
4913 (expand_vector_operations_1): Pass the saturating flag to
4914 type_for_widest_vector_mode.
4915 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4916 and MODE_VECTOR_UACCUM.
4917 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4918 (vectorizable_condition): Likewise.
4919 * tree.c (fixed-value.h): New include.
4920 (tree_code_size): Support FIXED_CST.
4921 (build_fixed): New function.
4922 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4923 (fixed_zerop): New function.
4924 (tree_node_structure): Support FIXED_CST.
4925 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4926 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4927 (type_hash_eq): Handle FIXED_POINT_TYPE.
4928 (simple_cst_equal): Support FIXED_CST.
4929 (iterative_hash_expr): Handle FIXED_CST.
4930 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4931 (get_narrower): Likewise.
4932 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4933 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4934 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4935 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4937 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4938 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4939 (initializer_zerop): Support FIXED_CST.
4940 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4941 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4942 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4943 (is_base_type): Handle FIXED_POINT_TYPE.
4944 (add_type_attribute): Handle FIXED_POINT_TYPE.
4945 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4946 * print-tree.c (fixed-value.h): New include.
4947 (print_node_brief): Support FIXED_CST.
4948 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4949 * c-pretty-print.c (fixed-value.h): New include.
4950 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4951 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4952 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4953 Support fixed-point types for inner items in VECTOR_TYPE.
4954 (pp_c_direct_declarator): Likewise.
4955 (pp_c_declarator): Likewise.
4956 (pp_c_fixed_constant): New function.
4957 (pp_c_constant): Handle FIXED_CST.
4958 (pp_c_primary_expression): Likewise.
4959 (pp_c_expression): Likewise.
4960 * fold-const.c (fixed-value.h): New include.
4961 (negate_expr_p): Return true for FIXED_CST.
4962 (fold_negate_expr): Support FIXED_CST.
4963 (split_tree): Support FIXED_CST.
4964 (const_binop): Support FIXED_CST.
4965 (fold_convert_const_int_from_fixed): New function to convert from
4967 (fold_convert_const_real_from_fixed): New function to convert from
4969 (fold_convert_const_fixed_from_fixed): New function to convert from
4970 fixed to another fixed.
4971 (fold_convert_const_fixed_from_int): New function to convert from
4973 (fold_convert_const_fixed_from_real): New function to convert from
4975 (fold_convert_const): Support conversions from fixed to int, from
4976 fixed to real, from fixed to fixed, from int to fixed, and from real
4978 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4979 (operand_equal_p): Support FIXED_CST.
4980 (make_range): For fixed-point modes, we need to pass the
4981 saturating flag as the 2nd parameter.
4982 (tree_swap_operands_p): Handle FIXED_CST.
4983 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4985 (fold_unary): Support FIXED_CONVERT_EXPR.
4986 (fold_binary): Handle FIXED_CST.
4987 Make sure the type is not saturating, before associating operations.
4988 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4989 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4990 (fold_negate_const): Support FIXED_CST.
4991 (fold_relational_const): Support FIXED_CST.
4992 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4993 (gimplify_expr): Handle FIXED_CST.
4994 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4995 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4996 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4997 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4998 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4999 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5000 LONG_LONG_ACCUM_TYPE_SIZE.
5001 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
5002 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
5003 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
5004 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
5005 MODE_ACCUM, and MODE_UACCUM.
5006 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
5007 fixed-point types to disable reduction.
5008 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
5010 2007-08-08 David Edelsohn <edelsohn@gnu.org>
5012 * config/rs6000/x-rs6000: New file.
5013 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
5014 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
5015 (EXTRA_SPEC_FUNCTIONS): Define.
5016 (HAVE_LOCAL_CPU_DETECT): Define.
5017 (CC1_CPU_SPEC): Define.
5018 * config/rs6000/driver-rs6000.c: New file.
5019 * config/rs6000/aix.h (CC1_SPEC): Define.
5020 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
5021 * config.host: Add x-rs6000 to host_xmake_file if host and target
5022 are rs6000 or powerpc.
5024 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5026 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
5028 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5029 Sandra Loosemore <sandra@codesourcery.com>
5030 Chao-ying Fu <fu@mips.com>
5031 Nigel Stephens <nigel@mips.com>
5032 David Ung <davidu@mips.com>
5034 * doc/invoke.texi (-mcode-readable): Document.
5035 * config/mips/mips.opt (mcode-readable): New option.
5036 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
5037 * config/mips/mips.h (mips_code_readable_setting): New enum.
5038 (mips_code_readable): Declare.
5039 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
5040 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
5041 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
5042 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
5043 boiler-plate comments.
5044 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5045 * config/mips/mips.c (mips_code_readable): New variable.
5046 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
5047 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
5048 context and -mcode-readable setting to restrict the use of
5049 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
5050 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
5051 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
5052 (mips_blocks_for_constant_p): Only return false for
5053 TARGET_MIPS16_PCREL_LOADS.
5054 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
5055 for MIPS16. Handle SYMBOL_32_HIGH.
5056 (mips_const_insns): Allow HIGHs for MIPS16 too.
5057 (mips_unspec_address_offset): New function, split out from...
5058 (mips_unspec_address): ...here.
5059 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
5060 16-bit symbolic constants. Assert approropiate conditions for
5061 using the "la" and "dla" macros.
5062 (mips_handle_option): Handle -mcode-readable=.
5063 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
5064 Set up mips_lo_relocs[SYMBOL_32_HIGH].
5065 (mips_strip_unspec_address): New function, split out from...
5066 (print_operand_reloc): ...here.
5067 (print_operand): Pass constants through mips_strip_unspec_address.
5068 (print_operand_address): Likewise.
5069 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
5070 (mips_select_rtx_section): Remove MIPS16 handling.
5071 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
5072 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
5073 (mips16_lay_out_constants): Do nothing unless
5074 TARGET_MIPS16_PCREL_LOADS.
5075 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
5076 * config/mips/mips.md: Split HIGHs for MIPS16.
5077 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5079 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5081 * config/mips/mips-protos.h (mips_emit_move): Declare.
5082 * config/mips/mips.c (mips_emit_move): New function.
5083 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
5084 (mips_legitimize_const_move): Likewise.
5085 (mips_legitimize_move): Likewise.
5086 (mips_split_64bit_move): Likewise.
5087 (mips_restore_gp): Likewise.
5088 (mips_load_call_address): Likewise.
5089 (mips_emit_fcc_reload): Likewise.
5090 (mips_set_return_address): Likewise.
5091 (mips_block_move_straight): Likewise.
5092 (mips_block_move_loop): Likewise.
5093 (mips_setup_incoming_varargs): Likewise.
5094 (mips_save_reg): Likewise.
5095 (mips_expand_prologue): Likewise.
5096 (mips_restore_reg): Likewise.
5097 (mips_expand_epilogue): Likewise.
5098 (mips_output_mi_thunk): Likewise.
5099 (build_mips16_call_stub): Likewise.
5100 (mips_builtin_branch_and_move): Likewise.
5101 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5102 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5103 (fixuns_truncdfdi2): Likewise.
5104 (fixuns_truncsfsi2): Likewise.
5105 (fixuns_truncsfdi2): Likewise.
5106 (loadgp_absolute): Likewise.
5107 (builtin_setjmp_setup): Likewise.
5108 (builtin_longjmp): Likewise.
5109 (untyped_call): Likewise.
5111 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5113 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5114 an "rtx *" argument. Return a bool.
5115 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5116 values and return true if they can be split. Take the same kind of
5117 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5118 and store the lo_sum there if nonnull. Use the symbol type to
5119 determine whether a $gp or HIGH is needed.
5120 (mips_legitimize_address): Update call to mips_split_symbol and
5121 simplify accordingly.
5122 (mips_legitimize_const_move): Likewise.
5123 * config/mips/mips.md: In the combine define_split,
5124 check mips_split_symbol instead of splittable_symbolic_operand.
5125 Update use of mips_split_symbol in the generator code.
5126 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5128 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5130 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5131 (mips_symbol_insns_1): New function, split out from...
5132 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5133 and stores separately from load addresses.
5134 (mips_classify_address): Replace uses of mips_symbolic_address_p
5135 with uses of mips_symbol_insns.
5136 (mips_address_insns): Update calls to mips_symbol_insns.
5137 (mips_const_insns): Likewise.
5138 (mips_legitimize_address): Likewise.
5140 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5142 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5143 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5144 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5145 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5146 non-call contexts if TARGET_MIPS16.
5147 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5148 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5149 code for SYMBOL_ABSOLUTE.
5150 (mips_symbol_insns): Likewise.
5152 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5154 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5155 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5156 (mips_symbolic_constant_p): Likewise. Update the call to
5157 mips_classify_symbol.
5158 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5159 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5160 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5161 (print_operand_reloc): Add a context argument. Update the call to
5162 mips_symbolic_constant_p.
5163 (print_operand): Update the calls to print_operand_reloc.
5164 (print_operand_address): Use print_operand_reloc rather than
5166 (mips_rewrite_small_data_p): Add a context argument. Update the call
5167 to mips_symbolic_constant_p.
5168 (mips_small_data_pattern_1): Make DATA the containing mem.
5169 Update the call to mips_rewrite_small_data_p.
5170 (mips_rewrite_small_data_1): Likewise.
5171 (mips_use_anchors_for_symbol_p): Update the call to
5172 mips_symbolic_constant_p.
5173 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5174 (splittable_symbolic_operand): Likewise.
5175 (move_operand): Likewise.
5176 (absolute_symbolic_operand): Likewise.
5177 (got_disp_operand): Likewise.
5178 (got_page_ofst_operand): Likewise.
5180 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5182 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5183 (SYMBOL_ABSOLUTE): ...this.
5184 (SYMBOL_SMALL_DATA): Rename to...
5185 (SYMBOL_GP_RELATIVE): ...this.
5186 (SYMBOL_CONSTANT_POOL): Rename to...
5187 (SYMBOL_PC_RELATIVE): ...this.
5188 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5189 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5190 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5191 after above changes.
5192 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5193 (general_symbolic_operand): Rename to...
5194 (absolute_symbolic_operand): ...this.
5195 * config/mips/mips.md: Update after above changes.
5197 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5198 Revital Eres <eres@il.ibm.com>
5200 * ddg.c (print_ddg): Add dump information.
5201 * modulo-sched.c (print_node_sched_params): Add parameter and
5203 (calculate_maxii): Remove function.
5204 (undo_generate_reg_moves): Likewise.
5205 (undo_permute_partial_schedule): Likewise.
5206 (kernel_number_of_cycles): Likewise.
5207 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5208 (sms_schedule): Use it. Remove profitability checks.
5209 (sms_schedule_by_order): Fix order of nodes within the cycle.
5211 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5213 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5214 -profile option, add pie support.
5215 (ENDFILE_SPEC): New spec.
5216 * config/gnu.h (LIB_SPEC): Add -profile option.
5218 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5220 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5221 * config/gnu.h (LIB_SPEC): Likewise.
5223 2007-08-07 Yaz Saito <saito@google.com>
5224 Ian Lance Taylor <iant@google.com>
5226 * common.opt (finstrument-functions-exclude-function-list): New
5228 (finstrument-functions-exclude-file-list): New option.
5229 * opts.c (char_p): Define and DEF_VEC.
5230 (flag_instrument_functions_exclude_functions): New static
5232 (flag_instrument_functions_exclude_files): New static variable.
5233 (add_instrument_functions_exclude_list): New static function.
5234 (flag_instrument_functions_exclude_p): New function.
5235 (common_handle_option): Handle new options.
5236 * flags.h (flag_instrument_functions_exclude_p): Declare.
5237 * gimplify.c (gimplify_function_tree): Call
5238 flag_instrument_functions_exclude_p.
5239 * doc/invoke.texi (Option Summary): Mention new options.
5240 (Code Gen Options): Document new options.
5242 2007-08-07 Ian Lance Taylor <iant@google.com>
5244 PR rtl-optimization/32776
5245 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5246 (resolve_use): Likewise.
5247 (decompose_multiword_subregs): Remove "changed" local variable.
5249 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5251 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5252 * configure: Regenerate.
5253 * config.in: Regenerate.
5254 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5257 2007-08-07 Ian Lance Taylor <iant@google.com>
5259 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5260 note, just delete the insn.
5262 2007-08-07 Andreas Schwab <schwab@suse.de>
5265 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5268 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5270 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5271 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5272 (decompose_multiword_subregs): Use the functions above to decompose
5273 multiword shifts and zero-extends.
5275 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5277 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5278 "assemble" descriptions which were swapped.
5280 2007-08-06 Chao-ying Fu <fu@mips.com>
5282 * fixed-value.h: New file.
5283 * fixed-value.c: New file.
5284 * Makefile.in (OBJS-common): Add fixed-value.o.
5285 (fixed-value.o): New rule.
5286 (GTFILES): Add fixed-value.h.
5287 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5288 to compare a.low and b.low.
5289 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5291 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5292 Daniel Jacobowitz <dan@codesourcery.com>
5295 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5297 (x86_64-*-netbsd*): Likewise.
5298 (x86_64-*-linux*): Likewise.
5299 (x86_64-*-kfreebsd*-gnu): Likewise.
5300 (x86_64-*-knetbsd*-gnu): Likewise.
5301 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5303 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5305 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5306 Add -fno-asynchronous-unwind-tables.
5308 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5309 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5310 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5311 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5312 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5314 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5316 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5317 (TARGET_C_MODE_FOR_SUFFIX): New.
5319 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5321 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5323 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5325 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5327 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5330 before checking function returns in conditional expressions.
5332 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5335 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5337 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5340 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5341 for INTEGRAL_TYPE_P.
5343 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5345 * configure.ac: Remove --enable-checking=df from default settings.
5346 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5347 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5348 if the parameter is true.
5349 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5350 DF_VERIFY_SCHEDULED flag is true.
5351 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5352 (df_finish_pass): Adjust prototype.
5353 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5356 * see.c (pass_see): Add TODO_df_verify.
5357 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5358 * global.c (rest_of_handle_global_alloc): Schedule verification
5360 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5362 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5363 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5364 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5366 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5367 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5368 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5370 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5371 Revital Eres <eres@il.ibm.com>
5373 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5375 * ddg.c (create_ddg_dependence): Rename to...
5376 (create_ddg_dep_from_intra_loop_link): This. Do not check
5377 for interloop edges. Do not create anti dependence edge when
5378 a true dependence edge exists in the opposite direction and
5379 -fmodulo-sched-allow-regmoves is set.
5380 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5381 (add_cross_iteration_register_deps): Create anti dependence edge
5382 when -fno-modulo-sched-allow-regmoves is set.
5383 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5385 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5387 * config/arm/arm.md (movsi): Add braces.
5389 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5392 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5393 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5396 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5398 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5399 state accessor functions.
5400 * cfgloopmanip.c (remove_path, create_preheaders,
5401 force_single_succ_latches, fix_loop_structure): Ditto.
5402 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5403 tree_duplicate_loop_to_header_edge): Ditto.
5404 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5405 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5407 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5408 cleanup_tree_cfg): Ditto.
5409 * tree-cfg.c (tree_merge_blocks): Ditto.
5410 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5411 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5412 loop_preheader_edge, single_exit): Ditto.
5413 (flow_loops_find): Do not clear loops->state.
5414 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5415 loops_state_clear): New functions.
5417 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5420 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5421 when adding to the base and convert ELT to sizetype instead of type.
5423 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5426 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5427 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5429 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5432 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5433 correct type the negate expression.
5435 2007-08-03 Jan Hubicka <jh@suse.cz>
5437 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5440 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5442 * config/rs6000/rs6000.c (struct processor_cost): Change
5443 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5444 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5446 (rios1_costs, rios2_cost): Correct cache line size.
5447 (rs6000_override_options): Set l2-cache-size parameter.
5449 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5450 Diego Novillo <dnovillo@google.com>
5453 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5454 if the range includes 0.
5456 2007-08-03 Ben Elliston <bje@au.ibm.com>
5458 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5459 mode to unspec expressions to silence a warning from the generator
5462 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5464 * config/ia64/constraints.md ("U"): Make constraint vector only.
5466 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5469 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5470 always_inline attribute on the function decl.
5472 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5475 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5476 if we are compiling with -fPIC.
5478 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5479 Nigel Stephens <nigel@mips.com>
5481 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5482 Define for MIPS32 and MIPS64.
5484 2007-08-02 Nick Clifton <nickc@redhat.com>
5486 * config/host-hpux.c: Change copyright header to refer to version
5487 3 of the GNU General Public License and to point readers at the
5488 COPYING3 file and the FSF's license web page.
5489 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5490 config/alpha/linux.h, config/alpha/alpha.opt,
5491 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5492 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5493 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5494 config/alpha/alpha.h, config/alpha/sync.md,
5495 config/alpha/openbsd.h, config/alpha/alpha.md,
5496 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5497 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5498 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5499 config/alpha/constraints.md, config/alpha/osf.h,
5500 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5501 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5502 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5503 config/frv/frv-asm.h, config/frv/frv-protos.h,
5504 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5505 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5506 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5507 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5508 config/s390/s390.opt, config/s390/s390-modes.def,
5509 config/s390/fixdfdi.h, config/s390/constraints.md,
5510 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5511 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5512 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5513 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5514 config/m32c/prologue.md, config/m32c/m32c.abi,
5515 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5516 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5517 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5518 config/m32c/jump.md, config/m32c/shift.md,
5519 config/m32c/m32c-protos.h, config/libgloss.h,
5520 config/spu/spu-protos.h, config/spu/predicates.md,
5521 config/spu/spu-builtins.h, config/spu/spu.c,
5522 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5523 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5524 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5525 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5526 config/sparc/hypersparc.md, config/sparc/predicates.md,
5527 config/sparc/linux.h, config/sparc/sp64-elf.h,
5528 config/sparc/supersparc.md, config/sparc/cypress.md,
5529 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5530 config/sparc/niagara.md, config/sparc/sparc.md,
5531 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5532 config/sparc/sparc.opt, config/sparc/sync.md,
5533 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5534 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5535 config/sparc/sparc.c, config/sparc/little-endian.opt,
5536 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5537 config/sparc/linux64.h, config/sparc/freebsd.h,
5538 config/sparc/sol2.h, config/sparc/rtemself.h,
5539 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5540 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5541 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5542 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5543 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5544 config/m32r/linux.h, config/m32r/constraints.md,
5545 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5546 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5547 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5548 config/i386/i386.md, config/i386/netware-crt0.c,
5549 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5550 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5551 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5552 config/i386/sol2.h, config/i386/constraints.md,
5553 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5554 config/i386/predicates.md, config/i386/geode.md,
5555 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5556 config/i386/freebsd64.h, config/i386/vxworksae.h,
5557 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5558 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5559 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5560 config/i386/netware.h, config/i386/i386-modes.def,
5561 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5562 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5563 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5564 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5565 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5566 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5567 config/i386/xm-mingw32.h, config/i386/linux64.h,
5568 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5569 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5570 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5571 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5572 config/i386/cygwin2.c, config/i386/i386-protos.h,
5573 config/i386/sync.md, config/i386/openbsd.h,
5574 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5575 config/i386/nto.h, config/i386/biarch64.h,
5576 config/i386/i386-coff.h, config/i386/freebsd.h,
5577 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5578 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5579 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5580 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5581 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5582 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5583 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5584 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5585 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5586 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5587 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5588 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5589 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5590 config/sh/superh64.h, config/sh/rtemself.h,
5591 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5592 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5593 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5594 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5595 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5596 config/avr/predicates.md, config/avr/constraints.md,
5597 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5598 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5599 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5600 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5601 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5602 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5603 config/c4x/predicates.md, config/c4x/c4x.h,
5604 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5605 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5606 config/xtensa/linux.h, config/xtensa/xtensa.h,
5607 config/xtensa/elf.h, config/xtensa/xtensa.md,
5608 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5609 config/xtensa/xtensa-protos.h, config/dbx.h,
5610 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5611 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5612 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5613 config/host-solaris.c, config/fr30/fr30.h,
5614 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5615 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5616 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5617 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5618 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5619 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5620 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5621 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5622 config/cris/predicates.md, config/cris/linux.h,
5623 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5624 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5625 config/cris/aout.opt, config/cris/cris-protos.h,
5626 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5627 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5628 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5629 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5630 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5631 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5632 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5633 config/chorus.h, config/mn10300/mn10300.c,
5634 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5635 config/mn10300/mn10300.h, config/mn10300/linux.h,
5636 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5637 config/mn10300/mn10300.md, config/ia64/predicates.md,
5638 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5639 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5640 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5641 config/ia64/freebsd.h, config/ia64/ia64.md,
5642 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5643 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5644 config/gofast.h, config/rtems.h, config/sol2-10.h,
5645 config/m68k/predicates.md, config/m68k/m68k.md,
5646 config/m68k/linux.h, config/m68k/m68k-modes.def,
5647 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5648 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5649 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5650 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5651 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5652 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5653 config/m68k/constraints.md, config/m68k/rtemself.h,
5654 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5655 config/m68k/uclinux.h, config/rs6000/power4.md,
5656 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5657 config/rs6000/linux.h, config/rs6000/eabi.h,
5658 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5659 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5660 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5661 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5662 config/rs6000/windiss.h, config/rs6000/603.md,
5663 config/rs6000/aix41.h, config/rs6000/cell.md,
5664 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5665 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5666 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5667 config/rs6000/default64.h, config/rs6000/7xx.md,
5668 config/rs6000/darwin.opt, config/rs6000/spe.md,
5669 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5670 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5671 config/rs6000/7450.md, config/rs6000/linux64.h,
5672 config/rs6000/constraints.md, config/rs6000/440.md,
5673 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5674 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5675 config/rs6000/rs6000.h, config/rs6000/power6.md,
5676 config/rs6000/predicates.md, config/rs6000/altivec.md,
5677 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5678 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5679 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5680 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5681 config/rs6000/linux64.opt, config/rs6000/sync.md,
5682 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5683 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5684 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5685 config/rs6000/eabispe.h, config/rs6000/e500.h,
5686 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5687 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5688 config/rs6000/aix.h, config/rs6000/vxworks.h,
5689 config/rs6000/40x.md, config/rs6000/aix51.h,
5690 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5691 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5692 config/arc/arc.h, config/mcore/mcore-elf.h,
5693 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5694 config/mcore/mcore.md, config/mcore/mcore.c,
5695 config/mcore/mcore.opt, config/mcore/mcore.h,
5696 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5697 config/score/predicates.md, config/score/score-version.h,
5698 config/score/score-protos.h, config/score/misc.md,
5699 config/score/elf.h, config/score/score.c, config/score/mac.md,
5700 config/score/score7.md, config/score/score.h,
5701 config/score/score-conv.h, config/score/score-mdaux.c,
5702 config/score/score.md, config/score/score.opt,
5703 config/score/score-modes.def, config/score/score-mdaux.h,
5704 config/score/mul-div.S, config/arm/uclinux-elf.h,
5705 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5706 config/arm/symbian.h, config/arm/linux-elf.h,
5707 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5708 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5709 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5710 config/arm/strongarm-pe.h, config/arm/arm.h,
5711 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5712 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5713 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5714 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5715 config/arm/arm-cores.def, config/arm/arm-protos.h,
5716 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5717 config/arm/wince-pe.h, config/arm/neon.md,
5718 config/arm/constraints.md, config/arm/neon.ml,
5719 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5720 config/arm/arm.opt, config/arm/arm926ejs.md,
5721 config/arm/predicates.md, config/arm/iwmmxt.md,
5722 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5723 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5724 config/arm/neon-testgen.ml, config/arm/arm.md,
5725 config/arm/xscale-coff.h, config/arm/pe.c,
5726 config/arm/arm-generic.md, config/arm/pe.h,
5727 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5728 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5729 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5730 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5731 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5732 config/pa/predicates.md, config/pa/pa64-hpux.h,
5733 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5734 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5735 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5736 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5737 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5738 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5739 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5740 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5741 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5742 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5743 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5744 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5745 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5746 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5747 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5748 config/mips/linux64.h, config/mips/elforion.h,
5749 config/mips/constraints.md, config/mips/generic.md,
5750 config/mips/predicates.md, config/mips/4300.md,
5751 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5752 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5753 config/mips/5k.md, config/mips/vr4120-div.S,
5754 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5755 config/mips/mips-protos.h, config/mips/6000.md,
5756 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5757 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5758 config/mips/mips-modes.def, config/mips/vr.h,
5759 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5760 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5761 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5762 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5763 config/vax/openbsd1.h, config/vax/netbsd.h,
5764 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5765 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5766 config/h8300/rtems.h, config/h8300/predicates.md,
5767 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5768 config/h8300/h8300.md, config/h8300/h8300.opt,
5769 config/h8300/coff.h, config/h8300/h8300-protos.h,
5770 config/v850/v850.md, config/v850/predicates.md,
5771 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5772 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5773 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5774 config/mmix/mmix.h, config/mmix/predicates.md,
5775 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5776 config/mmix/mmix.c, config/mmix/mmix.opt,
5777 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5778 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5779 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5780 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5783 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5785 * emit-rtl.c (reset_used_decls): Rename to...
5786 (set_used_decls): ...this. Set the used flag rather than clearing it.
5787 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5788 DECL_RTLs rather than resetting them.
5790 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5792 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5794 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5796 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5797 argument to find_reloads_address.
5799 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5801 PR tree-optimization/32919
5802 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5803 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5804 (coalesce_ssa_name): Call it.
5806 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5807 David Ung <davidu@mips.com>
5809 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5810 (__mips16_unorddf2, __mips16_floatunsidf): New.
5811 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5813 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5815 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5817 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5818 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5819 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5820 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5821 * omp-low.c (get_ws_args_for, determine_parallel_type,
5822 expand_omp_for_generic, expand_omp_for_static_nochunk,
5823 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5824 Work with more precise CFG.
5825 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5826 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5828 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5829 * gimple-low.c (lower_stmt): Ditto.
5830 * tree-inline.c (estimate_num_insns_1): Ditto.
5831 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5832 (OMP_SECTIONS_SWITCH): New.
5833 * tree-cfgcleanup.c (cleanup_omp_return): New.
5834 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5835 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5836 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5837 (tree_redirect_edge_and_branch): Handle omp constructs.
5839 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5840 with three arguments.
5842 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5844 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5847 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5849 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5850 the loop structures may need fixing.
5851 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5853 (cleanup_tree_cfg_loop): Removed.
5854 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5855 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5856 instead of running cleanup_tree_cfg_loop.
5857 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5858 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5859 (tree_predictive_commoning): Declaration changed.
5860 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5862 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5864 * doc/invoke.texi (l1-cache-size): Update documentation.
5865 (l2-cache-size): Document.
5866 * params.h (L2_CACHE_SIZE): New macro.
5867 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5868 that L1_CACHE_SIZE is in kB now.
5869 (L2_CACHE_SIZE_BYTES): New macro.
5870 (tree_ssa_prefetch_arrays): Show size in kB.
5871 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5872 and l2_cache_size fields.
5873 * config/i386/driver-i386.c (describe_cache): Detect cache size
5875 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5876 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5877 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5878 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5879 (override_options): Set l1-cache-size and l2-cache-size to default
5880 values if not specified otherwise.
5881 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5882 (PARAM_L2_CACHE_SIZE): New.
5884 2007-08-01 Nigel Stephens <nigel@mips.com>
5885 David Ung <davidu@mips.com>
5886 Thiemo Seufer <ths@mips.com>
5887 Chris Dearman <chris@mips.com>
5888 Richard Sandiford <richard@codesourcery.com>
5890 * config.gcc (mips*-sde-elf*): New stanza.
5891 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5892 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5893 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5894 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5895 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5896 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5898 * config/mips/sde.h: New file.
5899 * config/mips/t-libgcc-mips16: Likewise.
5900 * config/mips/t-sde: Likewise.
5901 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5902 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5903 _MIPS_FPSET and _MIPS_SZINT.
5904 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5905 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5906 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5907 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5908 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5909 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5910 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5911 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5912 _MIPS_SZPTR and _MIPS_FPSET.
5913 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5914 architecture is specified.
5915 (MIPS_32BIT_OPTION_SPEC): New macro.
5917 2007-07-31 Dan Hipschman <dsh@google.com>
5919 * gcc.c (end_going_arg): New function.
5920 (do_spec_2): Use it.
5921 (do_spec_1): Use it.
5923 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5925 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5926 only if ENABLE_CHECKING is defined.
5928 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5930 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5931 df_ru_add_problem, df_ru_get_bb_info): Removed.
5932 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5933 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5934 df_ru_free_bb_info, df_ru_alloc,
5935 df_ru_bb_local_compute_process_def,
5936 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5937 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5938 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5939 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5940 df_ru_add_problem): Removed.
5942 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5945 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5946 (casesi32p, casesi64p): Likewise.
5947 (casesi): Adjust for above.
5949 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5951 * mode-switching.c (create_pre_exit): Don't search past calls.
5953 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5955 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5957 2007-07-31 Revital Eres <eres@il.ibm.com>
5959 * ddg.c (add_deps_for_def): Rename to...
5960 (add_cross_iteration_register_deps): This. Change implementation
5961 to use only reaching def and def-use chains to construct the
5962 inter loop dependencies.
5963 (add_deps_for_use): Remove function.
5964 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5965 function to build the inter loop dependencies.
5966 * modulo-sched.c (sms_schedule): Build only
5967 reaching def and def-use chains for the propose of the ddg
5970 2007-07-31 Julian Brown <julian@codesourcery.com>
5972 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5973 New define_insns. Use correct RTL.
5974 (vec_set<mode>): Write as expander.
5976 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5978 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5979 to an unallocated space.
5981 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5984 (split_constant_offset): Enable split_constant_offset to extract
5985 constants from other statements.
5986 * tree-vect-transform.c
5987 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5988 to a temp var. Force base_offset to be simple.
5990 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5992 * df-scan.c (df_scan_verify): Remove artificial limit on
5993 the number of blocks for verification.
5994 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5995 df_simulate_defs): Avoid unnecessary insn checking for defs.
5997 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5999 * config/m68k/lb1sf68.asm (FUNC): New macro.
6001 (__udivsi3): Likewise.
6002 (__divsi3): Likewise.
6003 (__umodsi3): Likewise.
6004 (__modsi3): Likewise.
6005 (__subdf3): Likewise.
6006 (__adddf3): Likewise.
6007 (__muldf3): Likewise.
6008 (__divdf3): Likewise.
6009 (__negdf2): Likewise.
6010 (__cmpdf2): Likewise.
6011 (__subsf3): Likewise.
6012 (__addsf3): Likewise.
6013 (__mulsf3): Likewise.
6014 (__divsf3): Likewise.
6015 (__negsf2): Likewise.
6016 (__cmpsf2): Likewise.
6017 (__eqdf2): Likewise.
6018 (__nedf2): Likewise.
6019 (__gtdf2): Likewise.
6020 (__gedf2): Likewise.
6021 (__ltdf2): Likewise.
6022 (__ledf2): Likewise.
6023 (__eqsf2): Likewise.
6024 (__nesf2): Likewise.
6025 (__gtsf2): Likewise.
6026 (__gesf2): Likewise.
6027 (__ltsf2): Likewise.
6028 (__lesf2): Likewise.
6030 2007-07-30 Ollie Wild <aaw@google.com>
6032 * c-ppoutput.c (print_lines_directives_only): New function.
6033 (scan_translation_unit_directives_only): New function.
6034 (preprocess_file): Add call to scan_translation_unit_directives_only.
6035 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
6036 (sanitize_cpp_opts): Add default flag_dump_macros setting for
6037 -fdirectives-only. Add errors for -fdirectives-only conflict with
6038 -Wunused-macros and -traditional.
6039 (finish_options): Add builtin macro initialization for
6040 -fdirectives-only + -fpreprocessed.
6041 * c.opt (fdirectives-only): New.
6042 * doc/cppopts.texi (fdirectives-only): New.
6044 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6046 * alias.c (record_set, memory_modified_1): Constify.
6047 * bt-load.c (note_btr_set): Likewise.
6048 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
6049 * combine.c (set_nonzero_bits_and_sign_copies,
6050 expand_field_assignment, record_dead_and_set_regs_1,
6051 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
6052 likely_spilled_retval_1): Likewise.
6053 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
6054 frv_io_handle_set): Likewise.
6055 * config/mips/mips.c (mips_sim_record_set,
6056 vr4130_true_reg_dependence_p_1): Likewise.
6057 * config/mt/mt.c (insn_dependent_p_1): Likewise.
6058 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
6059 * config/sh/sh.c (flow_dependent_p_1): Likewise.
6060 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
6061 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
6062 * ddg.c (mark_mem_store): Likewise.
6063 * df-problems.c (df_urec_mark_reg_change): Likewise.
6064 * function.c (update_epilogue_consts): Likewise.
6065 * gcse.c (record_set_info, record_last_set_info,
6066 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
6067 reg_clear_last_set): Likewise.
6068 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
6070 * jump.c (reversed_comparison_code_parts): Likewise.
6071 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
6072 reg_is_set): Likewise.
6073 * loop-iv.c (mark_altered): Likewise.
6074 * mode-switching.c (reg_becomes_live): Likewise.
6075 * optabs.c (no_conflict_move_test): Likewise.
6076 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
6078 * postreload.c (reload_combine_note_store, move2add_note_store):
6080 * regmove.c (flags_set_1): Likewise.
6081 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
6083 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
6085 * resource.c (update_live_status): Likewise.
6086 * rtl.h (set_of, note_stores): Likewise.
6087 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6088 note_stores, parms_set): Likewise.
6089 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6090 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6092 * var-tracking.c (count_stores, add_stores): Likewise.
6094 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6096 * alias.c (mems_in_disjoint_alias_sets_p,
6097 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6098 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6099 write_dependence_p, mems_in_disjoint_alias_sets_p,
6100 read_dependence, true_dependence, canon_true_dependence,
6101 anti_dependence, output_dependence): Constify.
6102 * combine.c (extended_count): Likewise.
6103 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6104 * cselib.c (get_value_hash, references_value_p,
6105 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6106 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6107 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6108 * function.c (contains, prologue_epilogue_contains,
6109 sibcall_epilogue_contains): Likewise.
6110 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6111 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6112 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6113 reg_or_subregno): Likewise.
6114 * recog.c (asm_noperands): Likewise.
6115 * reload1.c (function_invariant_p): Likewise.
6116 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6117 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6118 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6119 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6120 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6121 extended_count, prologue_epilogue_contains,
6122 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6123 canon_true_dependence, read_dependence, anti_dependence,
6124 output_dependence): Likewise.
6125 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6127 2007-07-30 Julian Brown <julian@codesourcery.com>
6129 * config/arm/neon.md (V_ext): New mode attribute.
6130 (neon_vget_lane<mode>): Replace with define_expand.
6131 (neon_vget_lane<mode>_sext_internal)
6132 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6133 and quad precision vectors.
6134 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6135 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6136 have typeless 32-bit result.
6138 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6141 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6143 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6144 use sizetype for rest.
6145 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6146 (aff_combination_convert): Don't convert rest for pointer types.
6148 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6150 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6152 * tree-ssa-alias.c: Add alloc-pool.h.
6153 (init_alias_info): Free alias_bitmap_obstack.
6154 (delete_alias_info): Call delete_mem_ref_stats.
6155 (get_mem_sym_stats_for): Use alloc_pool.
6156 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6157 (delete_mem_sym_stats): Removed.
6159 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6161 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6162 functions cannot be represented as classical distance vectors.
6164 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6166 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6167 * builtins.c (validate_arg, builtin_mathfn_code,
6168 validate_arglist): Likewise.
6169 * calls.c (call_expr_flags): Likewise.
6170 * combine.c (reg_nonzero_bits_for_combine,
6171 reg_num_sign_bit_copies_for_combine, get_last_value,
6172 reg_truncated_to_mode): Likewise.
6173 * emit-rtl.c (subreg_lowpart_p): Likewise.
6174 * expr.c (highest_pow2_factor_for_target,
6175 categorize_ctor_elements_1, categorize_ctor_elements,
6176 count_type_elements, contains_packed_reference,
6177 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6178 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6179 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6180 native_encode_int, native_encode_real, native_encode_complex,
6181 native_encode_vector, native_encode_expr, native_interpret_int,
6182 native_interpret_real, native_interpret_complex,
6183 native_interpret_vector, native_interpret_expr): Likewise.
6184 * function.c (use_register_for_decl): Likewise.
6185 * gimplify.c (get_name): Likewise.
6186 * langhooks-def.h (lhd_return_null_const_tree): New.
6187 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6188 * langhooks.c (lhd_return_null_const_tree): New.
6189 * langhooks.h (lang_get_callee_fndecl): Constify.
6190 * output.h (constructor_static_from_elts_p): Likewise.
6191 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6192 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6193 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6194 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6195 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6196 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6197 * rtlhooks-def.h (reg_nonzero_bits_general,
6198 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6200 * rtlhooks.c (reg_num_sign_bit_copies_general,
6201 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6203 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6204 * stor-layout.c (mode_for_size_tree): Likewise.
6205 * tree-ssa-loop-im.c (memref_eq): Likewise.
6206 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6207 * tree.c (contains_placeholder_p, type_list_equal,
6208 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6210 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6211 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6212 contains_placeholder_p, contains_packed_reference,
6213 get_callee_fndecl, operand_equal_for_phi_arg_p,
6214 warn_if_unused_value, is_body_block, native_encode_expr,
6215 native_interpret_expr, fold_convertible_p, operand_equal_p,
6216 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6217 validate_arglist, simple_cst_equal, type_list_equal,
6218 use_register_for_decl, call_expr_flags, get_name,
6219 highest_pow2_factor): Likewise.
6220 (const_call_expr_arg_iterator_d,
6221 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6222 first_const_call_expr_arg, more_const_call_expr_args_p,
6223 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6224 * varasm.c (constructor_static_from_elts_p): Constify.
6226 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6228 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6229 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6230 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6231 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6232 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6233 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6234 spelling conventions.
6235 * doc/invoke.texi: Follow spelling conventions.
6237 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6238 Revital Eres <eres@il.ibm.com>
6240 * modulo-sched.c (sms_schedule): Avoid loops which includes
6241 auto-increment instructions.
6243 2007-07-28 Richard Guenther <rguenther@suse.de>
6246 * fold-const.c (fold_cond_expr_with_comparison): Convert
6247 operand zero of MIN/MAX_EXPR to correct type.
6249 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6251 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6252 flags_from_decl_or_type): Constify.
6253 * gcc.c (do_spec_1): Likewise.
6254 * print-tree.c (dump_addr, print_node_brief): Likewise.
6255 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6256 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6257 tree_purge_all_dead_eh_edges): Likewise.
6258 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6259 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6261 * tree.c (expr_location, expr_has_location, expr_locus,
6262 expr_filename, expr_lineno, get_inner_array_type,
6263 fields_compatible_p): Likewise.
6264 * tree.h (get_inner_array_type, fields_compatible_p,
6265 expr_location, expr_has_location, expr_locus, expr_filename,
6266 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6267 setjmp_call_p, alloca_call_p): Likewise.
6269 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6271 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6272 TV_FLOW_INSENSITIVE.
6274 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6276 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6277 (compute_flow_insensitive_aliasing): Ditto for
6278 TV_FLOW_INSENSITIVE.
6280 2007-07-27 Jan Hubicka <jh@suse.cz>
6282 * config/i386/i386.c (register_move_cost): Remove accidentally
6283 comitted #if 0 block.
6285 * attribs.c: Include hashtab.h
6286 (attribute_hash): New.
6287 (substring): New structure.
6288 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6290 (init_attributes): Initialize attribute hash.
6291 (decl_attributes): Use attribute hash.
6292 * Makefile.in (attribs.c): Depend on hashtab.h.
6294 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6296 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6298 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6300 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6301 __mips_dspr2 and __mips_dsp_rev macros.
6302 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6304 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6306 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6308 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6312 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6313 and the updating of the live and do_not_gen sets.
6314 (df_note_bb_compute): Added updating of live and do_not_gen sets
6315 for regular defs so that the case of clobber inside conditional
6316 call is processed correctly.
6318 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6320 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6321 operands with compatible type.
6323 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6325 * expr.h (store_bit_field): Don't return a value.
6326 * expmed.c (check_predicate_volatile_ok): New function.
6327 (store_bit_field_1): New function, extracted from store_bit_field.
6328 Take a fallback_p argument and return true if the operation succeeded.
6329 Only use store_fixed_bit_field if fallback_p. Don't recompute
6330 mode_for_extraction; use op_mode instead. Try forcing memories
6331 into registers if the insv expander fails.
6332 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6333 Don't return a value.
6334 (convert_extracted_bit_field): New function, extracted from
6336 (extract_bit_field_1): Likewise. Take a fallback_p argument
6337 and return NULL if the operation succeeded. Only use
6338 extract_fixed_bit_field if fallback_p. Only calculate one
6339 extraction mode. Combine code for extv and extzv. Try forcing
6340 memories into registers if the ext(z)v expander fails.
6341 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6343 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6345 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6347 (df_ref): Likewise. Put regno with other integer fields.
6349 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6351 * df.h (df_mw_hardreg): Remove "loc" field.
6352 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6354 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6355 split out from df_set_unused_notes_for_mw. Return false for
6356 partial references. Assert that mw_reg is a REG when returning true.
6357 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6358 (df_whole_mw_reg_dead_p): New function, split out from
6359 df_set_dead_notes_for_mw. Return false for partial references.
6360 Assert that mw_reg is a REG when returning true.
6361 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6362 Remove redundant bitmap check.
6364 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6366 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6367 ($(T)crtend.o): Likwise.
6368 ($(T)crtbeginS.o): Likwise.
6369 ($(T)crtendS.o): Likwise.
6370 ($(T)crtfastmath.o): Likwise.
6372 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6374 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6375 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6376 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6377 and x_n_bbs_in_dom_tree fields.
6379 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6381 PR tree-optimization/32087
6382 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6383 Do not call scale_bbs_frequencies_int with prob of zero.
6385 2007-07-26 Julian Brown <julian@codesourcery.com>
6387 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6388 (neon_element_bits): Add prototypes.
6389 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6390 (neon_const_bounds, neon_element_bits): New functions.
6391 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6392 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6393 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6394 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6395 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6396 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6397 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6398 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6399 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6400 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6401 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6402 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6403 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6405 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6407 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6408 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6410 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6411 Julian Brown <julian@codesourcery.com>
6413 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6414 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6415 * config/arm/cortex-a8.md: New.
6416 * config/arm/cortex-a8-neon.md: New.
6417 * config/arm/neon-schedgen.ml: New.
6418 * config/arm/neon.md (vqh_mnem): New.
6420 (Is_float_mode): New.
6421 (Scalar_mul_8_16): New.
6423 (V_mode_nunits): New.
6424 (All instruction patterns): Annotate with neon_type attribute
6426 * config/arm/arm.md: Include cortex-a8.md.
6427 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6429 Annotate instruction patterns accordingly.
6430 (generic_sched): Do not use generic scheduling for Cortex-A8.
6431 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6433 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6435 * fold-const.c (fold_read_from_constant_string): Use
6437 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6439 2007-07-26 Nick Clifton <nickc@redhat.com>
6441 * tree-ssa-operands.h: Change copyright header to refer to version
6442 3 of the GNU General Public License and to point readers at the
6443 COPYING3 file and the FSF's license web page.
6444 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6445 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6446 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6447 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6448 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6449 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6450 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6451 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6452 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6453 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6454 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6455 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6456 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6457 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6458 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6459 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6460 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6461 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6462 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6463 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6464 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6465 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6466 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6467 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6468 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6469 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6470 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6471 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6472 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6473 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6474 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6475 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6476 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6477 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6478 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6479 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6480 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6481 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6482 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6483 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6484 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6485 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6486 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6487 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6488 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6489 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6490 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6491 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6492 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6493 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6494 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6495 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6496 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6497 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6498 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6499 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6500 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6501 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6502 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6503 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6504 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6505 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6506 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6507 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6508 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6509 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6510 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6511 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6512 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6513 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6514 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6515 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6516 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6517 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6518 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6519 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6520 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6521 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6522 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6523 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6524 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6525 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6526 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6527 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6528 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6529 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6530 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6531 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6532 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6533 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6534 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6535 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6536 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6537 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6538 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6539 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6540 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6541 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6542 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6543 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6544 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6545 convert.c, convert.h, langhooks-def.h, reload1.c,
6546 tree-ssa-operands.c: Likewise.
6548 2007-07-26 Jan Hubicka <jh@suse.cz>
6550 * tree-ssa-live.c: Include debug.h and flags.h.
6551 (mark_scope_block_unused): New function.
6552 (remove_unused_scope_block_p): New function.
6553 (remove_unused_locals): Remove unused blocks too.
6555 2007-07-25 Ian Lance Taylor <iant@google.com>
6557 * combine.c (combine_max_regno): Remove. Remove all uses.
6558 (struct reg_stat_struct): Rename from struct reg_stat.
6559 (reg_stat_type): Define, and declare VECs.
6560 (reg_stat): Change from pointer to VEC. Change all uses.
6561 (combine_split_insns): New static function.
6562 (try_combine, find_split_point): Call it instead of split_insns.
6564 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6566 * cfghooks.c (split_block): Fix the information about loop latch.
6568 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6570 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6572 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6574 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6575 Scan the new edge for loop exit info.
6577 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6579 * config/darwin.c: Include debug.h.
6581 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6584 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6586 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6588 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6589 (HARD_REGNO_MODE_OK): Ditto.
6590 (MODES_TIEABLE_P): Ditto.
6591 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6592 (CLASS_MAX_NREGS): Ditto.
6593 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6594 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6595 (divdf3_internal_thr): Removed.
6596 * config/ia64/div.md: New file.
6597 * config/ia64/constraints.md: Add H constraint.
6599 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6602 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6603 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6604 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6605 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6606 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6607 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6608 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6609 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6610 dump_sbitmap_file, debug_sbitmap, popcount_table,
6611 sbitmap_popcount): Constify.
6612 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6613 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6614 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6615 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6616 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6617 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6618 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6619 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6620 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6621 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6622 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6624 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6626 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6627 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6628 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6629 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6630 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6631 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6632 bitmap_intersect_p, bitmap_intersect_compl_p,
6633 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6634 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6636 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6637 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6638 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6639 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6640 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6641 debug_bitmap, debug_bitmap_file, bitmap_print,
6642 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6643 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6645 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6647 * config/darwin.c (darwin_override_options): Additional fix for
6648 debug info formats that don't support var tracking.
6650 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6652 * cselib.c (entry_and_rtx_equal_p): Constify.
6653 * gengtype.c (output_mangled_typename, write_types, write_local):
6655 * gengtype.h (const_type_p): New.
6656 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6658 * tlink.c (scan_linker_output): De-constify.
6659 * tree-ssa-loop-im.c (memref_eq): Constify.
6660 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6661 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6663 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6665 * c-common.c (fname_as_string, c_type_hash): Constify.
6666 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6667 * cgraph.c (edge_hash, edge_eq): Likewise.
6668 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6669 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6670 reg_attrs_htab_eq): Likewise.
6671 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6673 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6674 const_decl_t, const_state_t, const_automata_list_el_t): New.
6675 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6676 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6677 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6678 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6679 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6680 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6681 compare_max_occ_cycle_nums, out_state_arcs_num,
6682 compare_transition_els_num, units_cmp, state_reservs_cmp):
6684 * genmodes.c (cmp_modes): Likewise.
6685 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6686 * gimplify.c (compare_case_labels): Likewise.
6687 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6688 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6689 * matrix-reorg.c (mtt_info_hash): Likewise.
6690 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6691 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6692 (htab_hash_bucket, htab_hash_elem): Constify.
6693 * tree-browser.c (TB_parent_eq): Likewise.
6694 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6695 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6696 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6697 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6699 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6700 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6701 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6702 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6703 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6705 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6706 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6707 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6708 * tree-ssa-threadupdate.c (redirection_data_hash,
6709 redirection_data_eq): Likewise.
6710 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6711 * tree-ssa.c (var_ann_eq): Likewise.
6712 * tree-vrp.c (compare_case_labels): Likewise.
6713 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6714 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6715 tree_not_check_failed, tree_class_check_failed,
6716 tree_range_check_failed, tree_not_class_check_failed,
6717 omp_clause_check_failed, omp_clause_range_check_failed,
6718 tree_contains_struct_check_failed, tree_operand_check_failed):
6720 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6721 tree_not_check_failed, tree_class_check_failed,
6722 tree_range_check_failed, tree_not_class_check_failed,
6723 tree_operand_check_failed, omp_clause_operand_check_failed,
6724 tree_operand_length): Likewise.
6725 * var-tracking.c (const_variable): New.
6726 (variable_htab_hash, variable_htab_eq): Constify.
6727 * varasm.c (const_desc_hash): Likewise.
6729 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * expr.c (handled_component_p): Constify.
6732 * fold-const.c (fit_double_type): Likewise.
6733 * real.h (real_value_from_int_cst): Likewise.
6734 * tree-flow-inline.h (gimple_in_ssa_p,
6735 gimple_aliases_computed_p, gimple_addressable_vars,
6736 gimple_call_clobbered_vars, gimple_referenced_vars,
6737 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6738 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6739 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6740 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6741 is_label_stmt, is_global_var, phi_ssa_name_p,
6742 factoring_name_p, is_call_clobbered, tree_common_ann,
6743 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6744 unmodifiable_var_p, array_ref_contains_indirect_ref,
6745 ref_contains_array_ref, lookup_subvars_for_var,
6746 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6747 gimple_mem_ref_stats): Likewise.
6748 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6749 may_aliases, is_exec_stmt, is_label_stmt,
6750 ref_contains_array_ref, array_ref_contains_indirect_ref,
6751 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6752 unmodifiable_var_p): Likewise.
6753 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6754 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6755 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6756 cst_and_fits_in_hwi, real_value_from_int_cst,
6757 build_real_from_int_cst, integer_zerop, integer_onep,
6758 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6759 tree_floor_log2, real_zerop, real_onep, real_twop,
6760 real_minus_onep, really_constant_p, purpose_member, chain_member,
6761 list_length, fields_length, int_size_in_bytes, bit_position,
6762 int_bit_position, byte_position, int_byte_position, expr_align,
6763 array_type_nelts, tree_node_structure,
6764 type_contains_placeholder_1, iterative_hash_pointer,
6765 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6766 tree_map_base_eq, type_hash_list, type_hash_eq,
6767 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6768 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6769 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6770 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6771 int_fits_type_p, get_containing_scope, decl_function_context,
6772 decl_type_context, omp_clause_operand_check_failed,
6773 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6774 * tree.h (omp_clause_operand_check_failed, tree_size,
6775 build_real_from_int_cst, array_type_nelts, purpose_member,
6776 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6777 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6778 is_attribute_p, check_qualified_type, expr_align,
6779 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6780 int_byte_position, list_length, fields_length, initializer_zerop,
6781 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6782 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6783 tree_node_structure, handled_component_p, get_containing_scope,
6784 decl_function_context, decl_type_context, real_zerop,
6785 type_num_arguments, fit_double_type, really_constant_p,
6786 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6787 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6788 real_twop, real_minus_onep, int_cst_value): Likewise.
6790 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6792 * cfglayout.c (insn_scope, insn_line): Constify.
6793 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6794 const_double_htab_hash, const_double_htab_eq,
6795 mem_attrs_htab_hash): Likewise.
6796 * loop-iv.c (biv_eq): Likewise.
6797 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6798 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6799 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6801 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6802 error_for_asm, warning_for_asm, _fatal_insn,
6803 _fatal_insn_not_found): Likewise.
6804 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6805 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6806 rtl_check_failed_type2, rtl_check_failed_code1,
6807 rtl_check_failed_code2, rtl_check_failed_code_mode,
6808 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6809 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6810 rtl_check_failed_type2, rtl_check_failed_code1,
6811 rtl_check_failed_code2, rtl_check_failed_code_mode,
6812 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6813 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6814 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6815 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6816 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6817 rtx_unstable_p, get_integer_term, get_related_value,
6818 offset_within_block_p, reg_mentioned_p, count_occurrences,
6819 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6820 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6821 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6822 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6823 find_constant_src, find_reg_fusage, find_regno_fusage,
6824 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6825 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6826 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6827 computed_jump_p, auto_inc_p, in_expr_list_p,
6828 remove_node_from_expr_list, loc_mentioned_in_p,
6829 label_is_jump_target_p, reversed_comparison_code_parts,
6830 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6831 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6832 print_inline_rtx): Likewise.
6833 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6834 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6835 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6836 get_integer_term, get_related_value, offset_within_block_p,
6837 count_occurrences, reg_mentioned_p, no_labels_between_p,
6838 reg_used_between_p, reg_referenced_p, single_set_2,
6839 multiple_sets, set_noop_p, refers_to_regno_p,
6840 reg_overlap_mentioned_p, dead_or_set_p,
6841 covers_regno_no_parallel_p, covers_regno_p,
6842 dead_or_set_regno_p, find_reg_note, find_regno_note,
6843 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6844 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6845 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6846 side_effects_p, may_trap_p_1, may_trap_p,
6847 may_trap_after_code_motion_p, may_trap_or_fault_p,
6848 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6849 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6850 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6851 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6852 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6854 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6855 warning_for_asm): Likewise.
6856 * tree.h (print_rtl): Likewise.
6857 * varasm.c (get_pool_mode): Likewise.
6859 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6861 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6862 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6863 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6864 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6865 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6866 * ddg.c (compare_sccs): Likewise.
6867 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6868 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6869 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6870 decimal_do_fix_trunc, decimal_real_to_integer,
6871 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6872 * dse.c (const_group_info_t): New.
6873 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6874 * dwarf2out.c (const_dw_die_ref): New.
6875 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6876 * tree-browser.c (TB_parent_eq): Likewise.
6877 * unwind-dw2-fde.c (__register_frame_info_bases,
6878 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6879 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6881 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6882 * unwind-dw2.c (uw_frame_state_for): Likewise.
6883 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6884 * value-prof.h (const_histogram_value): New.
6886 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6888 * config/mips/mips.c (machine_function): Add
6889 initialized_mips16_gp_pseudo_p.
6890 (mips16_gp_pseudo_reg): Do not emit the initialization of
6891 mips16_gp_pseudo_rtx when being called from the gimple cost-
6892 calculation routines; emit it on the first use outside those
6895 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6900 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6901 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6902 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6903 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6904 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6905 Preserve const-ness of parameters through use of __typeof(),
6906 also constify and tidy.
6908 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6909 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6910 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6911 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6912 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6913 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6914 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6915 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6916 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6918 2007-07-25 Julian Brown <julian@codesourcery.com>
6919 Mark Shinwell <shinwell@codesourcery.com>
6921 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6922 (alpha_mangle_type): This.
6923 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6924 (TARGET_MANGLE_TYPE): Define this instead.
6925 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6926 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6927 (arm_init_neon_builtins): Fix comment.
6928 (arm_mangle_map_entry): New.
6929 (arm_mangle_map): New.
6930 (arm_mangle_type): New.
6931 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6932 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6933 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6934 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6935 (TARGET_MANGLE_TYPE): Define this instead.
6936 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6937 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6938 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6939 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6940 (TARGET_MANGLE_TYPE): Define this instead.
6941 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6943 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6944 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6945 (TARGET_MANGLE_TYPE): Define this instead.
6946 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6947 (s390_mangle_type): This.
6948 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6949 (TARGET_MANGLE_TYPE): Define this instead.
6950 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6951 (sparc_mangle_type): This.
6952 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6953 (TARGET_MANGLE_TYPE): Define this instead.
6954 * cp/mangle.c (write_type): Call mangle_type target hook on all
6955 types before mangling. Use original type, not main variant, as
6957 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6958 (TARGET_MANGLE_TYPE): This.
6959 * target.h (gcc_target): Rename mangle_fundamental_type to
6961 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6962 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6964 2007-07-25 Julian Brown <julian@codesourcery.com>
6965 Paul Brook <paul@codesourcery.com>
6966 Joseph Myers <joseph@codesourcery.com>
6967 Mark Shinwell <shinwell@codesourcery.com>
6969 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6970 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6971 (with_fpu): Allow --with-fpu=neon.
6972 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6973 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6974 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6975 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6976 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6977 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6978 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6979 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6980 (output_move_neon): Add prototypes.
6981 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6982 (all_fpus): Add FPUTYPE_NEON.
6983 (fp_model_for_fpu): Add NEON field.
6984 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6985 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6987 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6989 (thumb2_legitimate_address_p): Likewise.
6990 (neon_valid_immediate): Recognize and prepare constants suitable for
6992 (neon_immediate_valid_for_move): New function. Recognize and prepare
6993 immediates for NEON move instructions.
6994 (neon_immediate_valid_for_logic): New function. Recognize and
6995 prepare immediates for NEON logic instructions.
6996 (neon_output_logic_immediate): New function. Create asm string
6997 suitable for outputting immediate logic instructions.
6998 (neon_pairwise_reduce): New function. Implement reduction using
6999 pairwise operations.
7000 (neon_expand_vector_init): New function. Expand a (possibly
7001 non-constant) vector initialization.
7002 (neon_vector_mem_operand): New function. Memory operands supported
7003 for quad-word loads/stores to/from ARM or NEON registers. Don't
7004 allow base+offset addressing for core regs.
7005 (neon_struct_mem_operand): New function. Valid mems for NEON
7007 (coproc_secondary_reload_class): Enable NEON registers to be loaded
7008 from neon_vector_mem_operand addresses without a secondary register.
7009 (add_minipool_forward_ref): Handle >8-byte minipool entries.
7010 (add_minipool_backward_ref): Likewise.
7011 (dump_minipool): Likewise.
7012 (push_minipool_fix): Likewise.
7013 (output_move_quad): New function. Output quad-word moves, loads and
7014 stores using ARM registers.
7015 (output_move_vfp): Add support for vectors in VFP (NEON) D
7017 (output_move_neon): Output a NEON load/store to/from a quadword
7019 (arm_print_operand): Implement new codes:
7020 - 'c' for unadorned integers (without a # sign).
7021 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
7023 - 'e', 'f' for the low and high D parts of a NEON Q register.
7024 - 'q' outputs a NEON Q register.
7025 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
7026 - 'T' prints NEON opcode features from a coded bitmask.
7027 - 'F' is similar to T, but signed/unsigned codes both print as
7029 - 't' is similar to T, but 'u' is printed instead of 'p'.
7030 - 'O' prints 'r' if NEON instruction should perform rounding (as
7031 specified by bitmask), else prints nothing.
7032 - '#' is a punctuation character to stop operand numbers from
7033 running together with following digits in the assembler
7034 strings for instructions (when using mode attributes).
7035 (arm_assemble_integer): Handle extra NEON vector modes. Permute
7036 constant vectors in big-endian mode, where necessary.
7037 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
7038 Handle EI, OI, CI, XI modes.
7039 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
7040 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
7041 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
7042 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
7043 (neon_builtin_type_bits): Add enumeration, one bit for each vector
7045 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
7046 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
7047 to turn v8qi, etc. into bits defined above.
7048 (neon_itype): New enumeration. Classifications of NEON builtins.
7049 (neon_builtin_datum): Define struct. Contains information about
7050 a single builtin (with multiple modes).
7051 (CF): Define helper macro for...
7052 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
7054 (neon_builtin_data): New array. Define information about builtins
7055 for use during initialization/expansion.
7056 (arm_init_neon_builtins): New function.
7057 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
7059 (neon_builtin_compare): New function.
7060 (locate_neon_builtin_icode): New function. Find an insn code for a
7061 builtin given a function code for that builtin. Also return type of
7062 builtin (NEON_BINOP, NEON_UNOP etc.).
7063 (builtin_arg): New enumeration. Types of arguments for builtins.
7064 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
7065 Takes a variable argument list of builtin_arg types, terminated by
7067 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
7068 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
7069 (neon_emit_pair_result_insn): New function. Support returning pairs
7070 of vectors via a pointer.
7071 (neon_disambiguate_copy): New function. Set up operands for a
7072 multi-word copy such that registers do not get clobbered.
7073 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
7074 ARM_BUILTIN_NEON_BASE.
7075 (arm_file_start): Set float-abi attribute for NEON.
7076 (arm_vector_mode_supported_p): Enable NEON vector modes.
7077 (arm_mangle_map_entry): New.
7078 (arm_mangle_map): New.
7079 (arm_mangle_vector_type): New.
7080 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
7082 (TARGET_NEON): New macro. Target supports NEON.
7083 (fputype): Add FPUTYPE_NEON.
7084 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
7085 for vectorization based on command-line arg.
7086 (NEON_REGNO_OK_FOR_NREGS): Define.
7087 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7088 (VALID_NEON_STRUCT_MODE): Define.
7089 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7090 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7091 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7092 (consttable_16): Add pattern for outputting 16-byte minipool
7094 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7096 (vec-common.md, neon.md): Include md files.
7097 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7098 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7099 (memory_constraint "Ut", "Un", "Us"): Define.
7100 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7101 (MMX_char): New mode attribute.
7102 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7103 (*add<mode>3_iwmmxt): New insn pattern.
7104 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7105 (*sub<mode>3_iwmmxt): New insn pattern.
7106 (mulv4hi3): Rename to...
7107 (*mulv4hi3_iwmmxt): This.
7108 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7109 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7110 (uminv4hi3, uminv2si3): Remove. Replace with...
7111 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7112 (*umin<mode>3_iwmmxt): These.
7113 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7114 (ashr<mode>3_iwmmxt): This new pattern.
7115 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7116 (lshr<mode>3_iwmmxt): This new pattern.
7117 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7118 (ashl<mode>3_iwmmxt): This new pattern.
7119 * config/arm/neon-docgen.ml: New file. Generate documentation for
7121 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7122 * config/arm/arm_neon.h: New (autogenerated).
7123 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7125 * config/arm/neon.md: New file. Define NEON instructions.
7126 * config/arm/neon.ml: New file. Abstract description of NEON
7127 instructions, used to generate arm_neon.h header, documentation and
7129 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7130 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7132 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7134 (ARM NEON Intrinsics): New subsection.
7135 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7137 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7139 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7142 2007-07-24 Jan Hubicka <jh@suse.cz>
7144 * regclass.c (move_table): New type.
7145 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7146 (init_move_cost): Break out from ...
7147 (init_reg_sets_1): ... here; simplify computation of
7148 have_regs-of_mode and contains_reg_of_mode.
7149 (record_reg_classes): Unswitch internal loops.
7150 (copy_cost): Trigger lazy initialization of move cost
7151 (record_address_regs): Likewise.
7153 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7155 * config/darwin.c (darwin_override_options): Don't force on
7156 flag_var_tracking_uninit when no debug info is requested.
7158 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7160 * cfgloop.c (init_loops_structure): New function.
7161 (flow_loops_find): Create root of the loop tree unconditionally.
7163 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7165 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7167 2007-07-24 Jan Hubicka <jh@suse.cz>
7169 * caller-save.c: Include ggc.h, gt-caller-save.h
7170 (reg_save_code, reg_restore_code): Rename to ...
7171 (cached_reg_save_code, cached_reg_restore_code): ... those.
7172 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7173 (reg_save_code, reg_restore_code): New functions.
7174 (init_caller_save): Do not intialize
7175 reg_save_code/reg_restore_code tables.
7176 * Makefile.in: (gt-caller-save.h): New.
7178 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7180 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7181 with the mode of the original operand instead of
7184 2007-07-23 Jan Hubicka <jH@suse.cz>
7186 * i386.c (ix86_secondary_memory_needed): Break out to...
7187 (inline_secondary_memory_needed): ... here.
7188 (ix86_memory_move_cost): Break out to ...
7189 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7190 maximum of input and output; fix handling of Q_REGS on 64bit.
7191 (ix86_secondary_memory_needed): Microoptimize.
7193 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7195 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7196 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7197 stmts_from_loop, known_dependences_p, build_rdg): New.
7198 * tree-data-ref.h: Depends on graphds.h.
7199 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7200 (build_rdg): Declared.
7201 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7203 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7205 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7208 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7209 Jakub Jelinek <jakub@redhat.com>
7211 PR middle-end/PR28690
7212 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7214 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7215 and MEM_POINTER operands over REG and MEM operands.
7216 (swap_commutative_operands_p): Change return value to bool.
7217 * rtl.h: Update the corresponding prototype.
7218 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7219 instead of gen_rtx_PLUS.
7220 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7221 value to bool. Change function arguments to rtx's and update code
7223 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7224 calls to match the new declaration.
7225 * simplify-rtx.c (simplify_associative_operation): Don't
7226 reorder simplify_binary_operation arguments.
7228 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7230 * config/mips/mips.c (override_options): Use mips_costs to derive
7231 the default branch cost.
7232 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7234 * config/mips/mips.opt (mbranch-cost=): New option.
7235 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7237 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7239 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7240 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7241 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7242 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7244 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7246 * config/mips/constraints.md (ks): New constraint.
7247 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7248 (*add<mode>3_mips16): ...here.
7250 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7252 * optabs.h (enum optab_index): Add new OTI_signbit.
7253 (signbit_optab): Define corresponding macro.
7254 (enum insn_code signbit_optab[]): Remove array.
7255 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7256 (expand_copysign_absneg): If back end provides signbit insn, use it
7257 instead of bit operations on floating point argument.
7258 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7259 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7260 for availability of signbit insn.
7262 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7263 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7264 SSE mode is not active.
7265 (isinf<mode>2): Disable for mfpmath=sse,387.
7267 2007-07-22 Ben Elliston <bje@au.ibm.com>
7269 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7271 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7273 2007-07-20 Richard Guenther <rguenther@suse.de>
7275 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7276 integral typed condition.
7277 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7278 booleanness. Only preserve conversions from a non-base
7279 type to a base type, not in general between types with
7280 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7281 * tree.def (COND_EXPR): Document that the condition
7282 can be of any integral type.
7284 2007-07-20 Nigel Stephens <nigel@mips.com>
7285 Richard Sandiford <richard@codesourcery.com>
7287 * config/mips/mips.h (mips_dwarf_regno): Declare.
7288 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7289 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7290 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7291 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7292 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7293 (REG_CLASS_NAMES): Update accordingly.
7294 * config/mips/mips.c (mips_dwarf_regno): New array.
7295 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7296 (mips_subword): Remove special handling for accumulator registers.
7297 (override_options): Initiailize mips_dwarf_regno. Remove use
7299 (mips_swap_registers): New function.
7300 (mips_conditional_register_usage): Swap accumulator registers
7301 around if TARGET_LITTLE_ENDIAN.
7302 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7303 * config/mips/constraints.md (h, l): Use the endianness to choose
7304 between MD0_REG and MD1_REG.
7305 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7306 alternative-dependent template.
7308 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7310 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7313 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7315 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7316 predecessor fallthru flags.
7318 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7320 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7321 of compare to the same type.
7322 * cfgloopmanip.c (add_loop): Update information about loop exits.
7323 (loop_version): Remove the innermost loop requirement.
7324 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7325 to sizetype for pointers.
7327 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7329 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7330 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7331 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7333 * config/dfp-bit.c: Empty for TFmode conversions.
7335 2007-07-18 Caroline Tice <ctice@apple.com>
7337 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7338 and handle them correctly; check that src is not NULL before
7340 (find_src_set_src): Likewise.
7342 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7344 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7345 (struct alignment_context, init_alignment_context): New.
7346 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7347 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7348 (XCHAL_HAVE_S32C1I): Likewise.
7349 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7350 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7351 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7352 (ATOMIC, HQI): New macros.
7353 (memory_barrier, *memory_barrier): New.
7354 (sync_lock_releasesi): New.
7355 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7356 (sync_lock_test_and_set<mode>): New.
7357 (sync_<atomic><mode>): New.
7358 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7359 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7360 (xtensa_expand_atomic): New.
7362 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7367 transformation for builtin ISNORMAL.
7368 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7369 * builtins.def (BUILT_IN_ISNORMAL): New.
7370 * doc/extend.texi: Document isnormal.
7372 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7376 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7377 optabs infrastructure. Provide generic implementation for
7379 (expand_builtin): Handle FINITE/ISFINITE.
7380 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7381 (fold_builtin_1): Likewise.
7383 * builtins.def (BUILT_IN_ISFINITE): New.
7385 * doc/extend.texi: Document isfinite.
7387 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7392 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7393 generic fallback for isinf.
7394 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7395 calculation code ...
7396 * real.c (get_max_float): ... to here.
7397 * real.h (get_max_float): New.
7399 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7403 * builtin-attrs.def (ATTR_TYPEGENERIC,
7404 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7406 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7407 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7408 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7409 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7411 * c-common.c (handle_type_generic_attribute): New.
7412 (c_common_attribute_table): Add "type generic".
7414 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7416 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7418 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7419 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7422 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7425 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7426 checking that the operand is an expression.
7428 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7429 Danny Smith <dannysmith@users.sourceforge.net>
7432 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7433 file mapping object in local namespace if Windows version later
7436 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7438 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7439 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7440 arm_cannot_force_const_mem.
7441 (arm_cannot_force_const_mem): New function.
7442 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7443 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7444 of arm_tls_referenced_p.
7445 * config/arm/arm.md (movsi): Split out-of-section constants when
7446 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7447 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7449 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7451 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7453 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7455 * config/mips/mips.md (*extendqihi2): Convert the destination
7458 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7460 * config/pa/fptr.c: Update license header.
7461 * config/pa/milli64.S: Likewise.
7463 2007-07-17 Nick Clifton <nickc@redhat.com>
7465 * COPYING_v3: New file. Contains version 3 of the GNU General
7467 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7468 Lesser General Public License.
7469 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7470 the GNU General Public License.
7472 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7474 PR rtl-optimization/32773
7475 * cfglayout.c (force_one_exit_fallthru): New function.
7476 (cfg_layout_finalize): Use it.
7478 2007-07-16 Richard Guenther <rguenther@suse.de>
7479 Uros Bizjak <ubizjak@gmail.com>
7481 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7482 before forcing it to gimple operand.
7484 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7485 David Ung <davidu@mips.com>
7487 * config/mips/mips.h (TUNE_24K): Define.
7488 (TUNE_MACC_CHAINS): Add TUNE_24K.
7489 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7491 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7492 (r74k_int_madd): .. this new reservation.
7493 (define_bypass): Fixed bypasses for r74k_int_madd to use
7495 * config/mips/24k.md (define_bypass): Define new
7496 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7498 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7499 Nigel Stephens <nigel@mips.com>
7501 * config/mips/mips.md: Include 20kc.md.
7502 * config/mips/20kc.md: New file.
7503 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7504 (mips_adjust_cost): Tweak for 20Kc.
7505 (mips_issue_rate): Likewise.
7506 * config/mips/mips.h (TUNE_20KC): Define.
7508 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7510 * config/rs6000/rs6000.c (struct processor_cost): Add
7511 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7513 (*_cost): Add cache information.
7514 (rs6000_override_options): Set cache parameters.
7516 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7519 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7520 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7522 2007-07-16 Paul Brook <paul@codesourcery.com>
7525 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7526 (cirrus_thumb2_movsi_insn): Ditto.
7528 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7530 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7533 2007-07-15 Andrew Haley <aph@redhat.com>
7535 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7536 before looking in the context.
7538 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7542 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7543 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7544 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7545 (pa_output_function_prologue): Use rp_saved and
7546 current_function_is_leaf to generate .CALLINFO statement.
7547 (hppa_expand_prologue): Set rp_saved.
7548 (hppa_expand_epilogue): Use rp_saved.
7549 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7550 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7552 2007-07-14 Dirk Mueller <dmueller@suse.de>
7554 * omega.c (coalesce): Fix memory leak on early exit.
7555 * matrix-reorg.c (check_allocation_function): Likewise.
7556 * tree-vect-transform.c (vect_get_new_vect_var): free result
7558 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7559 pass pointer to edge vector
7560 (partition_hot_cold_basic_blocks): Fix memory leak.
7561 * collect2.c (prefix_from_string): Free temporary storage.
7562 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7564 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7566 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7567 (DO_GLOBAL_DTORS_BODY): Likewise.
7569 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7570 Nigel Stephens <nigel@mips.com>
7572 * config/mips/mips.c (mips_classify_symbol): Don't return
7573 SYMBOL_SMALL_DATA for constant pool addresses if
7574 TARGET_EMBEDDED_DATA is true.
7576 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7578 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7579 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7580 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7581 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7582 __builtin_ia32_storehps, __builtin_ia32_storelps,
7583 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7584 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7585 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7586 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7587 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7588 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7589 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7590 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7591 using def_builtin_const.
7593 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7595 PR tree-optimization/32705
7596 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7597 (simplify_binary_expression): Use SSA_VAL consistently.
7599 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7601 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7602 (SPEFSCR_REGNO): Delete definition.
7603 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7604 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7605 * config/rs6000/rs6000.h: Do not define *_REGNO.
7606 LINK_REGISTER_REGNUM -> LR_REGNO.
7607 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7608 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7609 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7610 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7611 R_VRSAVE, R_VSCR. Use them.
7612 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7613 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7614 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7615 * config/rs6000/aix.h: Define R_LR. Use it.
7617 2007-07-13 Caroline Tice <ctice@apple.com>
7619 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7620 flag_var_tracking is explicitly turned off (i.e. when variable
7621 tracking is not feasible); otherwise, turn flag_var_tracking on when
7622 flag_var_tracking_uninit is on.
7623 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7624 note definitions, to allow recording of initialization status in the
7626 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7627 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7628 determine if two note locations are equal.
7629 (output_loc_list): Don't output list entries whose start & end labels
7631 (reg_loc_descriptor): Add parameter for initialization status; pass it
7632 to other loc descriptor functions.
7633 (one_reg_loc_descriptor): Add parameter for initialization status;
7634 check its value and add DW_OP_GNU_uninit to returned loc descr if
7636 (multiple_reg_loc_descriptor): Add parameter for initialization
7638 pass init status argument to other loc descriptor functions; check
7639 value of intialization parameter and add DW_OP_GNU_uninit to returned
7640 loc descr if appropriate.
7641 (based_loc_descr): Add parameter for initialization status; add new
7642 variable for return value; check value of initialization parameter and
7643 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7644 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7645 pass init status argument to other loc descriptor functions; check
7646 value of intialization parameter and add DW_OP_GNU_uninit to returned
7647 loc descr if appropriate.
7648 (mem_loc_descriptor): Likewise.
7649 (concat_loc_descriptor): Likewise.
7650 (concatn_loc_descriptor): Likewise.
7651 (loc_descriptor): Add parameter for initialization status; pass it as
7652 argument to other loc descriptor function calls.
7653 (loc_descriptor_from_tree_1): Add appropriate initialization status
7654 to loc descriptor function calls.
7655 (add_location_or_const_value_attribute): Get initialization status
7656 from VAR_LOCATION note; add initialization status to loc descriptor
7658 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7659 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7660 status is uninitialized, add "[uninint]" to output.
7661 * common.opt (fvar-tracking-uninit): New option, similar to
7662 fvar-tracking, to turn on tracking of uninitialized variables; creates
7663 a new global flag, flag_var_tracking_uninit.
7664 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7665 (enum var_init_status): New type, for var initialization status field.
7666 * var-tracking.c (struct location_chain_def): Two new fields, init,
7667 for initialization status, and set_src for the assignment value expr.
7668 (unshare_variable): New parameter for initialization status;
7669 initialize new init and set_src fields.
7670 (var_reg_set): New parameters for initialization status and value;
7671 pass them to set_variable_part.
7672 (var_mem_set): Likewise.
7673 (get_init_value): New function.
7674 (var_reg_delete_and_set): New initialization status & value
7675 parameters; add call to get_init_value if status is unknown; pass new
7676 parameters to clobber_variable_part and var_reg_set.
7677 (var_mem_delete_and_set): Likewise.
7678 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7679 (var_mem_delete): Likewise.
7680 (variable_union): Pass status to unshare_variable; initialize new init
7681 and set_src fields. If flag_var_tracking_uninit is not set, force
7682 status to initialized.
7683 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7684 used later to get the set_src value.
7685 (find_src_status): New function.
7686 (find_src_set_src): New function.
7687 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7688 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7689 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7690 and var_mem_delete_and_set.
7691 (dump_variable): Print out "[uninit]" if appropriate.
7692 (set_variable_part): Add new initialization and set_src parameters;
7693 pass status to unshare_variable; set node->init and node- >set_src
7694 fields and modify slot in hash table appropriately; save the init and
7695 set_src values if appropriate and assign to the new node.
7696 (clobber_variable_part): New set_src parameter; if two nodes have
7697 same variable and same location but different set_src (assignment)
7698 values, clobber old node.
7699 (delete_variable_part): Pass init status to unshare_variable.
7700 (emit_note_insn_var_location): Add initialized var; assign var's init
7701 status to new 'initialized'; pass new init status field to calls to
7702 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7703 status to initialized.
7704 (emit_notes_in_bb): Pass initialization status to calls to
7705 var_reg_set, var_mem_set, var_reg_delete_and_set and
7706 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7707 var_reg_delete_and_set and var_mem_delete_and_set; call
7708 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7709 make up for change in add_stores.
7710 (vt_add_function_parameters): Add status to calls to
7712 * config/darwin.c (darwin_override_options): Turn on uninitialized
7713 tracking automatically, if var_tracking is on and the system is
7716 2007-07-13 Sa Liu <saliu@de.ibm.com>
7718 * config.gcc: Add options for arch and tune on SPU.
7719 * config/spu/predicates.md: Add constant operands 0 and 1.
7720 * config/spu/spu-builtins.def: Add builtins for double precision
7721 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7722 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7724 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7726 * config/spu/spu-protos.h: Add new function prototypes.
7727 * config/spu/spu.c (spu_override_options): Check options -march and
7729 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7730 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7732 (spu_const_from_int): New. Create a vector constant from 4 ints.
7733 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7734 (spu_emit_vector_compare): New. Emit vector compare.
7735 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7736 * config/spu/spu.h: Add options -march and -mtune. Define processor
7737 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7738 CANONICALIZE_COMPARISON.
7739 * config/spu/spu.md: Add new insns for double precision compare
7740 and double precision vector compare. Add vcond and smax/smin patterns
7741 to enable DFmode vector conditional expression.
7742 * config/spu/spu.opt: Add options -march and -mtune.
7743 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7744 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7745 both CELL and CELLEDP targets: spu_testsv.
7746 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7749 2007-07-13 Richard Guenther <rguenther@suse.de>
7751 PR tree-optimization/32721
7752 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7753 TREE_THIS_VOLATILE on the folded reference.
7754 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7755 if the array reference has TREE_THIS_VOLATILE set.
7757 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7760 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7762 2007-07-13 Andreas Schwab <schwab@suse.de>
7764 * gengtype-lex.l: Allow declarations to be indented.
7766 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7768 * ginclude/tgmath.h: New.
7769 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7770 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7771 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7772 * configure: Regenerate.
7774 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7776 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7777 correct index when setting register save state for xd
7780 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7782 * config/sh/sh.c (mark_use): Remove.
7784 2007-07-12 Paul Brook <paul@codesourcery.com>
7786 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7787 reg does not overlap return value.
7789 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7791 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7792 (set_expression_vuses): Ditto.
7793 (init_pre): Initialize expression_vuses.
7795 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7797 * config/i386/sse.md (storentdf, storentsf): New.
7799 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7801 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7803 * tree.c (build_decl_stat): Move code from here...
7804 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7805 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7806 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7807 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7808 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7811 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7812 Devang Patel <dpatel@apple.com>
7814 PR tree-optimization/25413
7815 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7816 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7817 * tree.h (contains_packed_reference): New.
7818 * expr.c (contains_packed_reference): New.
7819 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7820 (vect_enhance_data_refs_alignment): Call
7821 vector_alignment_reachable_p.
7822 * target.h (vector_alignment_reachable): New builtin.
7823 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7824 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7825 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7827 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7829 * target.h (builtin_vectorization_cost): Add new target builtin.
7830 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7831 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7832 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7833 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7834 uninitialized variables.
7835 * tree-vect-transform.c (cost_for_stmt): New function.
7836 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7837 using cost 1 for all scalar stmts. Be less conservative when
7838 estimating the number of prologue/epulogue iterations. Call
7839 targetm.vectorize.builtin_vectorization_cost. Return
7840 min_profitable_iters-1.
7841 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7842 initialization cost instead of TARG_VEC_STMT_COST. Use
7843 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7844 epilogue code. Fix epilogue cost computation.
7845 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7846 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7847 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7848 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7849 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7850 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7852 2007-07-12 Richard Guenther <rguenther@suse.de>
7854 * gimplify.c (gimplify_conversion): Make sure that the result
7855 from maybe_fold_offset_to_reference is trivially convertible
7856 to the desired type before doing the simplification.
7857 (gimplify_expr): Likewise.
7858 * fold-const.c (fold_binary): Use the correct types for
7859 building the simplified expression.
7861 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7863 PR rtl-optimization/32729
7864 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7865 that fallthru to exit.
7867 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7869 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7870 (symDTPOFF2reg): Likewise.
7872 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7874 PR tree-optimization/32663
7876 * tree.h (VALUE_HANDLE_VUSES): Remove.
7877 (struct tree_value_handle): Remove vuses.
7879 * tree-vn.c (create_value_handle_for_expr): Don't set
7882 * tree-ssa-pre.c (expression_vuses): New.
7883 (alloc_expression_id): Set up expression_vuses.
7884 (get_expression_vuses): New.
7885 (set_expression_vuses): Ditto.
7886 (clear_expression_ids): Modify for expression_vuses.
7887 (phi_translate_1): Ditto.
7888 (phi_translate_set): Ditto.
7889 (value_dies_in_block_x): Ditto
7890 (valid_in_sets): Ditto.
7891 (add_to_sets): Ditto.
7892 (find_existing_value_expr): Ditto.
7893 (create_value_handle_for_expr): Ditto.
7894 (make_values_for_stmt): Ditto.
7895 (vuse_equiv): Remove.
7897 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7899 * Makefile.in (mostlyclean): Remove object files.
7901 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7903 * toplev.c (no_new_pseudos): Deleted.
7904 * rtl.h (no_new_pseudos): Deleted.
7905 * tree-pass.h (pass_no_new_pseudos): Deleted.
7906 * passes.c (pass_no_new_pseudos): Deleted.
7907 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7908 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7909 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7911 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7912 * rtlhooks.c (gen_lowpart_general): Ditto.
7913 * optabs.c (prepare_operand): Ditto.
7914 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7916 * modulo-sched.c (rest_of_handle_sms): Ditto.
7917 * see.c (rest_of_handle_see): Ditto.
7918 * ifcvt.c (if_convert): Ditto.
7919 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7921 * init-regs.c (gate_initialize_regs): Deleted set of
7923 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7924 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7925 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7927 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7931 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7932 (*vec_extractv2di_1_rex64): New insn pattern.
7934 2007-07-11 David Daney <ddaney@avtrex.com>
7936 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7937 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7938 for SIGNAL_UNWIND_RETURN_COLUMN.
7939 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7940 (DWARF_FRAME_REGNUM): Rewrite.
7941 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7943 2007-07-11 Nick Clifton <nickc@redhat.com>
7945 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7946 delta and use gen_int_mode in place of GET_INT instead.
7948 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7950 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7953 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7955 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7956 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7958 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7959 (USE_CANONICAL_TYPES): New.
7960 * doc/invoke.texi (verify-canonical-types): Remove.
7961 (use-canonical-types): Add.
7963 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7965 * config/spu/spu.c (spu_optimization_options): Remove setting of
7966 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7967 (spu_override_options): Move it here.
7969 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7971 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7972 * config/mips/mips.c (mips_cpu_info_table): Mention
7973 MIPS_ISA_LEVEL_SPEC in the comment.
7975 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7977 PR tree-optimization/32713
7978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7980 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7983 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7984 conditional to flag_isoc99.
7985 (c_common_init_options): Do it here, unconditionally.
7987 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7989 PR tree-optimization/32589
7990 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7991 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7992 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7993 predicate, extracted from...
7994 (set_rhs): ...here. Call it for the expression on entry.
7995 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7996 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7997 (simplify_binary_expression): Use valid_gimple_expression_p
7998 to validate the simplification.
7999 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
8001 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
8003 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
8004 DWARF2_DEBUG on 32 bit target too.
8005 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
8007 2007-07-11 Nick Clifton <nickc@redhat.com>
8009 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
8010 version for 64-bit hosts.
8012 2007-07-10 David Daney <ddaney@avtrex.com>
8014 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
8016 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
8018 * config/mips/mips.c (mips_expand_synci_loop): New function.
8019 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
8020 (UNSPEC_RDHWR): Same.
8021 (UNSPEC_SYNCI): Same.
8022 (UNSPEC_SYNC): Same.
8023 (clear_cache): New expand.
8027 (clear_hazard): Same.
8028 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
8030 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
8031 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
8033 2007-07-10 Ian Lance Taylor <iant@google.com>
8035 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
8038 2007-07-10 David Daney <ddaney@avtrex.com>
8040 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
8041 * builtins.c (expand_builtin___clear_cache): New function.
8042 (expand_builtin): Call expand_builtin___clear_cache for
8043 BUILT_IN_CLEAR_CACHE case.
8044 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
8045 * doc/md.texi (clear_cache): Document new instruction pattern.
8046 * testsuite/gcc.dg/builtins-64.c: New test.
8048 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
8050 * config/cris/cris.md ("movsi"): Fix typo in last change.
8052 2007-07-09 Geoffrey Keating <geoffk@apple.com>
8055 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
8057 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
8058 * varasm.c (assemble_start_function): Honor DECL_ALIGN
8059 for FUNCTION_DECLs. Don't use align_functions_log if
8061 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
8062 even for FUNCTION_DECLs.
8063 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
8065 * tree.h (DECL_ALIGN): Update for new location of 'align'.
8066 (DECL_FUNCTION_CODE): Update for new location and name of
8068 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
8069 (struct tree_decl_common): Move 'align' and 'off_align' out
8070 of union, ensure they're still on a 32-bit boundary. Remove
8071 other fields in union 'u1'.
8072 (struct tree_function_decl): Add field 'function_code' replacing
8073 'u1.f' in tree_decl_common.
8074 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
8075 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
8076 (Variable Attributes): Cross-reference 'aligned' attribute
8077 to Function Attributes.
8078 * flags.h (force_align_functions_log): Delete.
8079 * toplev.c (force_align_functions_log): Delete.
8081 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
8084 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
8085 (*vec_concatv2di_rex): New insn pattern.
8087 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8090 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8092 2007-07-10 Ian Lance Taylor <iant@google.com>
8094 Replace no_new_pseudos in backends.
8095 * rtl.h (can_create_pseudo_p): Define.
8096 * config/darwin.c (machopic_indirect_data_reference): Use
8097 can_create_pseudo_p () instead of no_new_pseudos.
8098 (machopic_indirect_data_reference): Likewise.
8099 (machopic_legitimize_pic_address): Likewise.
8100 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8101 (alpha_emit_set_const_1): Likewise.
8102 (alpha_emit_set_const): Likewise.
8103 (alpha_emit_conditional_move): Likewise.
8104 (alpha_split_conditional_move): Likewise.
8105 * config/alpha/alpha.md (various splitters): Likewise.
8107 * config/arm/arm.c (legitimize_pic_address): Likewise.
8108 (arm_load_pic_register): Likewise.
8109 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8110 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8111 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8112 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8113 * config/cris/cris.md (movsi): Likewise.
8114 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8115 (symGOTOFF2reg_hilo): Likewise.
8116 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8117 * config/h8300/h8300.md (insv, extzv): Likewise.
8118 * config/i386/i386.c (ix86_expand_move): Likewise.
8119 (ix86_expand_vector_move): Likewise.
8120 (ix86_prepare_fp_compare_args): Likewise.
8121 (ix86_expand_carry_flag_compare): Likewise.
8122 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8123 (tls_dynamic_gnu2_combine_32): Likewise.
8124 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8125 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8126 (ia64_expand_movxf_movrf): Likewise.
8127 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8128 (m32c_split_move): Likewise.
8129 (m32c_expand_insv): Likewise.
8130 * config/m68k/m68k.md (movsi): Likewise.
8131 * config/mips/mips.c (mips_force_temporary): Likewise.
8132 (mips_split_symbol): Likewise.
8133 (mips_move_integer): Likewise.
8134 (mips_legitimize_const_move): Likewise.
8135 * config/mn10300/mn10300.md (movsi): Likewise.
8136 * config/pa/pa.c (emit_move_sequence): Likewise.
8137 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8138 (rs6000_got_register): Likewise.
8139 (create_TOC_reference): Likewise.
8140 (rs6000_machopic_legitimize_pic_address): Likewise.
8141 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8142 (various splitters): Likewise.
8143 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8144 (movsi_got): Likewise.
8145 * config/s390/s390.c (emit_symbolic_move): Likewise.
8146 * config/s390/s390.md (movhi, movqi): Likewise.
8147 (load_multiple, store_multiple): Likewise.
8148 * config/score/score.c (score_force_temporary): Likewise.
8149 * config/sh/sh.c (prepare_move_operands): Likewise.
8150 (prepare_cbranch_operands): Likewise.
8151 (emit_fpu_switch): Likewise.
8152 (fpscr_set_from_mem): Likewise.
8153 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8154 (adddi3, subsi3): Likewise.
8155 (various splitters): Likewise.
8156 (divsi_inv_fp_combine): Likewise.
8157 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8158 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8160 * config/sh/predicates.md (xor_operand): Likewise.
8161 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8162 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8163 (movdi_pic_label_ref): Likewise.
8164 * config/spu/spu.c (spu_split_immediate): Likewise.
8165 * config/alpha/alpha.md (various splitters): Remove test
8166 !no_new_pseudos || reload_completed.
8167 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8169 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8170 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8171 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8172 * config/score/score.c (th_output_mi_thunk): Likewise.
8173 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8174 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8176 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8178 PR rtl-optimization/32664
8179 * mode-switching.c (create_pre_exit): Skip barrier insns.
8181 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8183 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8184 force_gimple_operand_bsi.
8185 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8186 rewrite_use_compare): Ditto.
8187 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8189 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8190 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8191 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8192 * tree-profile.c (prepare_instrumented_value,
8193 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8194 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8195 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8196 tree_gen_ior_profiler): Ditto.
8197 * tree-ssa-reassoc.c (negate_value): Ditto.
8198 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8199 Use force_gimple_operand_bsi.
8200 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8201 * tree-if-conv.c (add_to_dst_predicate_list,
8202 find_phi_replacement_condition): Ditto.
8203 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8204 Call mark_symbols_for_renaming for new statements.
8205 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8207 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8209 * cfghooks.c (remove_edge): New function.
8210 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8212 * cfghooks.h (remove_edge): Declare.
8213 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8214 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8216 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8218 * optabs.h: Added declaration for signbit_optab.
8219 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8220 * genoptinit.c (optabs): Added entry for signbit insns.
8221 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8223 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8224 * config/s390/s390.md (signbit<mode>2): New expander.
8226 2007-07-09 Richard Guenther <rguenther@suse.de>
8229 * fold-const.c (fold_plusminus_mult_expr): Move constant
8230 arguments second to allow decomposing.
8232 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8235 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8238 Disregard DECL_FROM_INLINE.
8240 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8243 * doc/invoke.texi: Add ftree-reassoc flag.
8244 * common.opt (ftree-reassoc): New flag.
8245 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8246 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8248 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8250 PR tree-optimization/32681
8251 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8252 saved in second_edge->aux when first_bb is a loop header.
8254 2007-07-09 Jan HUbicka <jh@suse.cz>
8256 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8258 2007-07-09 Richard Guenther <rguenther@suse.de>
8260 * c-decl.c (start_function): Do not promote return type.
8262 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8264 * function.c (do_warn_unused_parameter): Do not warn if
8265 TREE_NO_WARNING is set.
8267 2007-07-08 Andreas Schwab <schwab@suse.de>
8269 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8271 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8274 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8276 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8277 apply to assembly language, too.
8278 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8280 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8282 Revert (note the sccvn portions are *not* reverted)
8283 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8285 Fix PR tree-optimization/23488
8287 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8289 * tree-flow-inline.h (get_value_handle): Ditto.
8290 * tree-ssa-pre.c (decl_vh_map): New.
8291 (decl_node_pool): New.
8292 (can_value_number_operation): Support DECL_P.
8293 (can_PRE_operation): Ditto.
8294 (create_expression_by_pieces): Ditto.
8295 (find_existing_value_expr): Modify to differnetiate between
8296 addressing and top level.
8297 (create_value_handle_for_expr): Handle DECL's.
8298 (poolify_tree): Ditto.
8299 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8300 (make_values_for_stmt): Handle DECL's properly.
8301 (init_pre): Reorg to not init useless things during FRE.
8303 * tree-flow.h: Include pointer-set.h.
8304 (decl_vh_map): Declare.
8305 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8307 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8309 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8310 the constraint description.
8311 * doc/md.texi: Update documentation of AVR constraints.
8313 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8315 * auto-inc-dec.c, config/arm/arm.c,
8316 config/m32r/constraints.md, config/mips/mips.md,
8317 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8318 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8319 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8320 typos. Follow spelling conventions.
8321 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8323 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8324 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8326 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8327 realloc_vuse): Remove.
8328 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8331 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8333 Fix PR tree-optimization/23488
8335 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8336 (try_to_simplify): Ditto.
8338 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8340 * tree-flow-inline.h (get_value_handle): Ditto.
8341 * tree-ssa-pre.c (decl_vh_map): New.
8342 (decl_node_pool): New.
8343 (can_value_number_operation): Support DECL_P.
8344 (can_PRE_operation): Ditto.
8345 (create_expression_by_pieces): Ditto.
8346 (find_existing_value_expr): Modify to differnetiate between
8347 addressing and top level.
8348 (create_value_handle_for_expr): Handle DECL's.
8349 (poolify_tree): Ditto.
8350 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8351 (make_values_for_stmt): Handle DECL's properly.
8352 (init_pre): Reorg to not init useless things during FRE.
8354 * tree-flow.h: Include pointer-set.h.
8355 (decl_vh_map): Declare.
8356 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8358 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8360 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8361 apply to assembly language, too.
8362 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8364 2007-07-06 Ian Lance Taylor <iant@google.com>
8365 Zack Weinberg <zackw@panix.com>
8368 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8370 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8372 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8373 (prefetch): Likewise if "pref" would be used.
8375 2007-07-06 Josh Conner <jconner@apple.com>
8379 * calls.c (store_one_arg): Handle arguments which are partially
8380 on the stack when detecting argument overlap.
8382 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8384 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8385 chosen during find_reloads.
8387 2007-07-06 Richard Guenther <rguenther@suse.de>
8389 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8390 TYPE_ARG_TYPES for verification of argument types. Use
8391 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8392 parameters as variable arguments.
8394 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8396 * libgcc2.h (word_type): Type definition removed.
8397 (cmp_return_type, shift_count_type): Type definitions added.
8398 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8399 replaced with shift_count_type.
8400 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8402 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8403 changed from word_type to Wtype.
8404 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8405 replaced with shift_count_type.
8406 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8408 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8409 and libgcc_shift_count attribute added.
8410 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8411 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8412 (TARGET_INITIALIZER): New target hooks added.
8413 * targhooks.c (default_libgcc_cmp_return_mode,
8414 default_libgcc_shift_count_mode): Default implementations for the new
8416 * targhooks.h (default_libgcc_cmp_return_mode,
8417 default_libgcc_shift_count_mode): Function prototypes added.
8418 * target.h (struct gcc_target): Fields for the new target hooks added.
8419 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8421 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8424 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8425 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8427 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8428 s390_libgcc_shift_count_mode): Functions added.
8429 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8430 Target hooks defined.
8432 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8434 * config/mips/mips.c (compute_frame_size): Restore the original
8435 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8436 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8437 Document why the difference is needed.
8439 2007-07-06 Richard Guenther <rguenther@suse.de>
8441 * c-common.c (boolean_increment): Use correctly typed
8444 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8446 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8447 the topmost argument register is not also included in the save mask.
8448 (mips16e_collect_argument_save_p): Take a pointer to the argument
8449 register, rather than a pointer to the number of arguments.
8450 (mips16e_collect_argument_saves): Only include argument saves
8451 that aren't in the register mask.
8453 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8455 PR rtl-optimization/32450
8456 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8457 to ensure that instructions are not moved into the prologue when
8458 profiling is on. Remove unused prologue_end variable.
8459 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8460 as a scheduling barrier.
8462 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8465 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8466 Disregard DECL_FROM_INLINE.
8468 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8470 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8471 IORing with a constant.
8473 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8475 PR rtl-optimization/32475
8476 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8477 for every definition of the stack pointer.
8479 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8481 * arm.c (vfp3_const_double_index): Copy signed results of
8482 REAL_VALUE_TO_INT into unsigned vars.
8484 2007-07-05 Richard Guenther <rguenther@suse.de>
8487 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8489 * tree-ssa.c (useless_type_conversion_p): Check canonical
8492 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8494 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8495 zero_extendhisi2): Change to define_insn_and_split.
8496 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8498 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8500 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8501 pass_match_asm_constraints): New.
8502 * passes.c (init_optimization_passes): Add new pass.
8503 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8504 * function.h (struct function): Add has_asm_statement bit.
8505 (current_function_has_asm_statement): New.
8506 * tree-pass.h (pass_match_asm_constraints): New.
8508 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8510 * config/mips/mips.c (mips_file_start): Avoid declaration
8513 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8515 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8517 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8519 * rtl.def (NOTE): Change print format string to print
8520 operand 5 as a note insn name.
8522 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8523 David Ung <davidu@mips.com>
8525 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8526 * doc/invoke.texi: (MIPS Options): Document them.
8528 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8529 David Ung <davidu@mips.com>
8531 Add support for SmartMIPS ASE.
8533 * optabs.c (expand_binop_directly): New, broken out from...
8534 (expand_binop): Here. Make it try rotating in the other
8535 direction even when the second operand isn't constant.
8536 * config/mips/mips.md (*lwxs): New.
8537 * config/mips/mips.opt (msmartmips): New.
8538 * config/mips/mips.c (mips_lwxs_address_p): New.
8539 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8540 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8541 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8542 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8543 (ISA_HAS_LWXS): New.
8544 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8545 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8546 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8547 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8548 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8549 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8550 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8552 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8554 * tree-vectorizer.c (new_loop_vec_info): Initialize
8555 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8556 * tree-vectorizer.h (_loop_vec_info): Added new filed
8557 min_profitable_iters.
8558 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8559 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8560 * tree-vect-analyze.c (vect_analyze_operations): Set
8561 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8562 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8563 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8564 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8565 and prologue cost to after they are computed.
8566 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8568 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8569 of creating vectors from scalars according to dt.
8570 (vect_model_store_cost): Likewise.
8571 (vectorizable_call): Use dt array instead of scalar dt. Call
8572 vect_model_simple_cost with additional argument dt.
8573 (vectorizable_assignment): Likewise.
8574 (vectorizable_operation): Likewise.
8575 (vectorizable_type_demotion): Likewise.
8576 (vectorizable_type_promotion): Likewise.
8577 (vectorizable_store): Use dt array instead of scalar dt. Call
8578 vect_model_store_cost with additional argument dt.
8579 (vect_do_peeling_for_loop_bound): Don't call
8580 vect_estimate_min_profitable_iters. Instead, lookup
8581 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8582 "may not be profitable".
8584 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8587 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8588 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8589 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8590 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8592 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8594 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8595 addressing modes cheaper.
8597 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8599 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8600 (dw_ranges_struct): Rename block_num to num. Adjust.
8601 (dw_ranges_by_label_struct): New.
8602 (ranges_by_label, ranges_by_label_allocated,
8603 ranges_by_label_in_use): New variables.
8604 (add_ranges_num): Factored most of the code out of...
8605 (add_ranges): ... this one. Rewrite in terms of the former.
8606 (add_ranges_by_labels): New.
8607 (output_ranges): Output by-label ranges.
8608 (dwarf2out_finish): Output range for multiple-section
8609 compile_unit. Output standard DW_AT_low_pc in addition to
8610 unexpected DW_AT_entry_pc.
8612 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8614 PR tree-optimization/32604
8615 PR tree-optimization/32606
8617 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8618 (compute_antic_safe): Removed.
8619 (ANTIC_SAFE_LOADS): Ditto.
8620 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8621 (execute_pre): Don't call compute_antic_safe.
8622 (vuse_equiv): New function.
8623 (make_values_for_stmt): Use it
8624 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8627 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8630 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8632 (avr_attribute_table): Make "naked" attribute apply to function types
8633 rather than to decls.
8634 (avr_handle_fntype_attribute): New function.
8636 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8638 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8641 2007-07-04 David Ung <davidu@mips.com>
8642 Joseph Myers <joseph@codesourcery.com>
8644 * config/mips/mips.md (type): Add logical, signext and move.
8645 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8646 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8647 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8648 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8649 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8650 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8651 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8652 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8653 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8654 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8655 movv2sf_hardfloat_64bit): Use the new types.
8656 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8657 *movdf_softfloat, *movdf_mips16): Use "multi".
8658 (extendqihi2): Replace with a define_expand.
8659 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8660 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8661 * config/mips/74k.md (r74k_int_logical): New reservation and
8663 (r74k_int_arith): Remove "slt".
8664 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8665 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8666 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8667 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8668 reservations for "arith".
8670 2007-07-04 Richard Guenther <rguenther@suse.de>
8672 * tree-ssa.c (useless_type_conversion_p): Add handling for
8673 scalar float and vector types. Only call the types_compatible_p
8674 langhook for aggregate types as last resort. Follow the
8677 2007-07-04 Richard Guenther <rguenther@suse.de>
8679 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8680 the same as NOP_EXPR.
8682 2007-07-04 Nick Clifton <nickc@redhat.com>
8684 * target.h (struct gcc_target): Add target_help field.
8685 * target-def.h (TARGET_HELP): New.
8686 (TARGET_INITIALIZER): Use TARGET_HELP.
8687 * opts.c (command_handle_option): Invoke target_help function, if
8688 defined, when the user has specified --target-help on the command
8690 * doc/invoke.texi: Mention that --target-help might print
8691 additional information.
8692 * doc/tm.texi: Document TARGET_HELP hook.
8694 * arm.c (TARGET_HELP): Override default definition.
8695 (arm_target_help): New - display a wrapped list of cores and
8696 architectures supported.
8698 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8700 * config/v850/v850.c (expand_prologue): Make sure
8701 GEN_INT() argument is sign extended rather than zero extended.
8702 (expand_epilogue): Likewise.
8703 (output_move_double): Delete.
8704 * config/v850/v850-protos.h (output_move_double): Delete.
8705 * config/v850/v850.md (movdi): Delete.
8706 (*movdi_internal): Delete.
8708 (*movdf_internal): Delete.
8710 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8712 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8713 unless compiling RTP PIC.
8715 2007-07-04 Richard Guenther <rguenther@suse.de>
8717 PR tree-optimization/32482
8718 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8719 original ssa name if we didn't find a shift expression.
8720 Fix shift constant for bit zero test.
8722 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8724 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8726 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8728 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8729 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8730 * config/arm/vxworks.h (ASM_SPEC): Delete.
8731 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8733 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8735 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8736 (DDR_REVERSED_P): New.
8737 * tree-data-ref.c (initialize_data_dependence_relation,
8738 build_classic_dist_vector): Set DDR_REVERSED_P.
8740 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8743 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8744 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8745 init_omega_for_ddr_1): Use non conservative number of iterations
8747 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8748 (analyze_siv_subscript): Remove FIXME and reinitialization of
8749 last_conflicts to chrec_dont_know.
8750 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8752 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8754 * tree.c (maybe_canonicalize_argtypes): Improve description.
8756 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8758 * tree.c (maybe_canonicalize_argtypes): New.
8759 (build_function_type): Set canonical type.
8760 (build_method_type_directly): Ditto.
8761 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8764 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8766 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8768 (rewrite_use_nonlinear_expr): Likewise.
8770 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8772 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8774 2007-07-04 Ben Elliston <bje@au.ibm.com>
8776 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8779 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8781 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8782 (Exception Handling): Likewise.
8784 2007-07-03 Jan Hubicka <jh@suse.cz>
8786 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8788 2007-07-03 Eric Christopher <echristo@apple.com>
8790 * doc/cppopts.texi: Add conflicting option note to -dM.
8791 * doc/invoke.texi: Add note about possible conflicts with
8792 -E for -dCHARS and note that -dM will not produce
8793 any results if there is no machine dependent reorg.
8795 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8797 * tree.h (DECL_ALIGN): Back out previous change.
8799 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8801 * configure.ac: Test for .dtprelword support on MIPS.
8802 * configure, config.in: Regenerate.
8803 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8804 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8806 2007-07-03 Julian Brown <julian@codesourcery.com>
8808 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8809 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8810 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8811 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8813 (all_fpus): Add FPUTYPE_VFP3.
8814 (fp_model_for_fpu): Add VFPv3 field.
8815 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8816 (vfp3_const_double_index): New function. Return integer index of
8817 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8819 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8820 and argument represents a valid RTX for a VFPv3 constant.
8821 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8823 (vfp_emit_fstmd): Similar, for fstmd.
8824 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8825 constants, represented as integer indices.
8826 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8827 VFP_REGNO_OK_FOR_DOUBLE macros.
8828 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8829 (arm_file_start): Set float-abi attribute for VFPv3, and output
8830 correct ".fpu" assembler directive.
8831 (arm_dbx_register_numbering): Add FIXME.
8832 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8833 (fputype): Add FPUTYPE_VFP3.
8834 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8835 (CALL_USED_REGISTERS): Likewise.
8836 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8837 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8838 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8839 (D7_VFP_REGNUM): New.
8840 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8841 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8842 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8843 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8844 (REG_ALLOC_ORDER): Adjust for VFPv3.
8845 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8846 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8847 VFP_LO_REGS, VFP_HI_REGS.
8848 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8849 (IS_VFP_CLASS): Define macro.
8850 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8852 (REGISTER_MOVE_COST): Likewise.
8853 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8854 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8855 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8856 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8857 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8858 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8859 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8860 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8861 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8862 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8863 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8864 where appropriate for single-word registers.
8865 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8866 As above. Fix type attributes.
8867 * config/arm/constraints.md (register_contraint "t"): Define.
8868 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8870 (register_constraint "x"): Define.
8871 (constraint "Dv"): Define.
8873 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8875 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8877 2007-07-03 Tom Tromey <tromey@redhat.com>
8879 * c-parser.c (objc_pq_context): Removed.
8880 (objc_need_raw_identifier): Likewise.
8881 (c_parser) <objc_pq_context>: New field.
8882 <objc_need_raw_identifier>: Likewise.
8883 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8884 (c_lex_one_token): Update.
8885 (c_parser_objc_protocol_definition): Update.
8886 (c_parser_objc_method_definition): Update.
8887 (c_parser_objc_methodproto): Update.
8888 (c_parser_declspecs): Update.
8890 2007-07-03 David Ung <davidu@mips.com>
8892 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8894 2007-07-03 David Ung <davidu@mips.com>
8895 Richard Sandiford <richard@codesourcery.com>
8897 * doc/invoke.texi: Document -march=74kf3_2.
8898 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8899 (TUNE_74K): Check for it.
8900 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8901 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8902 * config/mips/mips.md (cpu): Add 74kf3_2.
8903 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8904 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8905 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8906 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8907 74kf3_2 to the CPU list.
8908 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8909 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8910 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8911 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8912 (r74kf3_2_fxfer_from_c1): New insn reservations.
8914 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8915 David Ung <davidu@mips.com>
8917 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8918 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8919 and 74k[fx]. Document aliases for the new options.
8920 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8921 (PROCESSOR_24KF2_1): ...this.
8922 (PROCESSOR_24KX): Rename to...
8923 (PROCESSOR_24KF1_1): ...this.
8924 (PROCESSOR_74KF): Rename to...
8925 (PROCESSOR_74KF2_1): ...this.
8926 (PROCESSOR_74KX): Rename to...
8927 (PROCESSOR_74KF1_1): ...this.
8928 (TUNE_74K): Update PROCESSOR_* names.
8929 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8930 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8931 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8932 (mips_rtx_cost_data): Update processor names in comments.
8933 (mips_issue_rate): Update PROCESSOR_* names.
8934 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8935 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8936 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8937 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8938 Update cpu attribute names.
8939 (r24k_fpu_iss): Rename this reservation to...
8940 (r24kf2_1_fpu_iss): ...this and update all uses.
8941 (r24kx_fpu_iss): Rename this reservation to...
8942 (r24kf1_1_fpu_iss): ...this and update all uses.
8943 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8944 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8945 Update cpu attribute names.
8947 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8949 * config/m32r/constraints.md: New file.
8950 * config/m32r/m32r.c: Include tm-constrs.h.
8951 (small_data_operand): Use satisfies_constraint_* instead of macro.
8952 (addr24_operand, gen_compare): Likewise.
8953 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8954 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8955 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8956 EXTRA_CONSTRAINT): Likewise.
8957 * config/m32r/m32r.md: Include constraints.md.
8958 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8959 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8960 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8961 (two_insn_const_operand, int8_operand, uint16_operand,
8962 reg_or_int16_operand, reg_or_uint16_operand,
8963 reg_or_cmp_int16_operand, cmp_int16_operand,
8964 seth_add3_operand): Likewise.
8966 2007-07-03 Eric Christopher <echristo@gmail.com>
8968 * libgcc2.h: Conditionally declare __bswapsi2 and
8971 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8973 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8976 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8979 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8980 (__gthrw_pragma): Provide default definition.
8982 * gthr-posix.c (__gthrw_pragma): Define.
8984 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8986 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8987 before declaring inequality.
8989 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8991 * combine.c (recog_for_combine): Log the success or failure of
8992 matching new insn patterns against the machine description in
8995 2007-07-03 Revital Eres <eres@il.ibm.com>
8997 * ddg.c (print_sccs): New function.
8998 (check_sccs): New function.
8999 (create_ddg_all_sccs): Use it.
9000 * ddg.h (print_sccs): Declare.
9001 * modulo-sched.c (sms_order_nodes): Call print_sccs.
9003 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
9005 * targhooks.h (default_mode_for_suffix): New function declaration.
9006 * targhooks.c (default_mode_for_suffix): New default target hook.
9007 * target.h (struct c): New structure in the targetm struct.
9008 (mode_for_suffix): New target hook as part of struct c.
9009 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
9010 default_mode_for_suffix.
9011 (TARGET_C): New define.
9012 * c-lex.c: Include "target.h".
9013 (interpret_float): Use targetm.c.mode_for_suffix to determine
9014 the mode for a given non-standard suffix.
9015 Makefile.in (c-lex.o): Depend on $(TARGET_H).
9017 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
9018 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
9020 * doc/extend.texi (Floating Types): New node. Document __float80 and
9021 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
9023 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9026 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
9027 predicate instead of target_operand.
9028 (divsi3_i1_media, divsi3_media_2): Likewise.
9030 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
9032 * tree.h (alias_sets_might_conflict_p): Rename into
9033 alias_sets_must_conflict_p.
9034 * alias.c (alias_sets_might_conflict_p): Likewise.
9035 (alias_sets_conflict_p): Use it.
9036 (objects_must_conflict_p): Likewise.
9037 * c-common.c (strict_aliasing_warning): Adjust.
9039 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9041 * rtlhooks.c (gen_lowpart_if_possible): Check for
9042 invalid subreg before calling gen_lowpart_SUBREG.
9044 2007-07-02 Geoffrey Keating <geoffk@apple.com>
9046 * config/darwin9.h: Add copyright notice.
9047 (LINK_COMMAND_SPEC): Add comment.
9048 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
9049 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
9050 DARWIN_LIBSYSTEM_HAS_UNWIND.
9052 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9055 * omp-low.c (check_combined_parallel): New function.
9056 (lower_omp_parallel): Call it via walk_stmts, set
9057 OMP_PARALLEL_COMBINED if appropriate.
9058 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
9059 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
9060 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
9061 don't consider it as combined parallel.
9063 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9065 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9066 (gcc_tooldir): Likewise.
9067 * configure: Regenerate.
9068 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9069 old configure.ac gcc_tooldir setting.
9070 (prefix_to_exec_prefix): New variable.
9071 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9072 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9074 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
9076 Fix PR tree-optimization/32583
9077 Fix PR tree-optimization/32584
9078 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
9079 (phi_translate_set): Use phi_translate directly now.
9080 (make_values_for_stmt): Don't value number RHS if we already know
9083 2007-07-02 Steve Ellcey <sje@cup.hp.com>
9084 Jim Wilson <wilson@specifix.com>
9087 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9090 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9091 Richard Sandiford <richard@codesourcery.com>
9092 Nigel Stephens <nigel@mips.com>
9094 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9095 (mips16e_output_save_restore): Declare.
9096 (mips16e_save_restore_pattern_p): Likewise.
9097 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9098 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9099 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9100 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9101 (BITSET_P): New global macro, extracted from...
9102 (mips_for_each_saved_reg): ...here.
9103 (mips16e_save_restore_info): New struct.
9104 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9105 (mips16e_save_restore_regs): New variable.
9106 (mips_split_plus, mips16e_find_first_register): New functions.
9107 (mips16e_mask_registers): New function.
9108 (compute_frame_size): Expand the commentary before the function.
9109 Enforce the MIPS16e save and restore register range restrictions.
9110 Pad the general register save area at the low end.
9111 (mips16e_save_restore_reg, mips16e_build_save_restore)
9112 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9113 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9114 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9116 (mips_expand_prologue, mips_expand_epilogue): Handle
9117 GENERATE_MIPS16E_SAVE_RESTORE.
9118 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9120 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9122 PR tree-optimization/31966
9123 PR tree-optimization/32533
9124 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9125 "basic_block" description as its third argument. Update function
9126 calls to get destination bb from "edge" argument. Save "cond" into
9127 aux field of the edge. Update prototype for changed arguments.
9128 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9130 (find_phi_replacement_condition): Operate on incoming edges, not
9131 on predecessor blocks. If there is a condition saved in the
9132 incoming edge aux field, AND it with incoming bb predicate.
9133 Return source bb of the first edge.
9134 (clean_predicate_lists): Clean aux field of outgoing node edges.
9135 (tree_if_conversion): Do not initialize cond variable. Move
9136 variable declaration into the loop.
9137 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9138 initializations of new_stmt, arg0 and arg1 variables.
9140 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9142 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9143 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9145 2007-07-02 Richard Guenther <rguenther@suse.de>
9147 * tree-ssa.c (useless_type_conversion_p): Document
9148 future intent as defining the middle-end type system.
9149 Re-structure to call langhook last, group by type class,
9150 mark questionable parts.
9152 2007-07-02 Richard Guenther <rguenther@suse.de>
9154 * tree-flow.h (types_compatible_p): Declare.
9155 * tree-ssa.c (types_compatible_p): New function.
9156 * ipa-type-escape.c (discover_unique_type): Use
9157 types_compatible_p instead of lang_hooks.types_compatible_p.
9158 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9159 * tree-vn.c (expressions_equal_p): Likewise.
9160 * tree.c (fields_compatible_p): Likewise.
9161 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9162 (cprop_operand): Use useless_type_conversion_p instead of
9163 lang_hooks.types_compatible_p.
9164 * tree-inline.c (setup_one_parameter): Likewise.
9165 (declare_return_variable): Likewise.
9166 * tree-nrv.c (tree_nrv): Likewise.
9167 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9168 (maybe_fold_offset_to_component_ref): Likewise.
9169 (maybe_fold_offset_to_reference): Likewise.
9170 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9171 (merge_alias_info): Likewise.
9172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9173 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9174 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9175 * tree-tailcall.c (find_tail_calls): Likewise.
9176 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9177 * gimplify.c (canonicalize_addr_expr): Likewise.
9178 (fold_indirect_ref_rhs): Likewise.
9179 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9180 (cpt_same_type): Likewise.
9181 (check_pointer_types_r): Swap parameters to cpt_same_type
9183 * fold-const.c (fold_convert): Revert fix for PR15988.
9184 * tree-inline.c (setup_one_parameter): Instead fix it here by
9185 using fold_build1 instead of fold_convert and checking for
9186 error_mark_node. Convert only if the conversion is necessary.
9188 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9190 * configure.ac: Check for .gnu_attribute on Power.
9191 * configure: Regenerate.
9192 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9193 attribute for floating-point ABI.
9195 2007-07-02 Ira Rosen <irar@il.ibm.com>
9197 PR tree-optimization/32230
9198 PR tree-optimization/32477
9199 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9200 address is a constant.
9202 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9204 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9205 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9206 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9207 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9208 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9209 64-bit targets. Add support for *-elfoabi*.
9210 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9211 different settings if $(tm_defines) does not select the EABI.
9212 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9213 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9214 (MIPS_ARCH_OPTION_SPEC): Likewise.
9215 (MIPS_ISA_LEVEL_SPEC): Likewise.
9216 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9217 * config/mips/elfoabi.h: New file.
9219 2007-07-02 Richard Guenther <rguenther@suse.de>
9221 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9222 (useless_type_conversion_p): ... this.
9223 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9224 (useless_type_conversion_p): ... this.
9225 * builtins.c (fold_builtin_memory_op): Rename
9226 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9227 * tree-cfg.c (verify_expr): Likewise.
9228 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9229 * tree-ssa-ccp.c (ccp_fold): Likewise.
9230 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9231 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9233 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9234 * tree-ssa-pre.c (eliminate): Likewise.
9235 * tree-ssa.c (delete_tree_ssa): Likewise.
9236 (tree_ssa_useless_type_conversion): Likewise.
9237 * tree.c (build2_stat): Likewise.
9239 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9241 Fix PR tree-optimization/32571
9242 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9245 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9247 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9248 and other expected operations explicitly, change default to
9251 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9253 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9255 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9256 (tls_load_dot_plus_eight): Move the label number into the unspec.
9257 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9259 2007-07-01 Andreas Schwab <schwab@suse.de>
9261 * dwarf2out.c (initial_return_save): Define only if used.
9263 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9265 Unreverting Richard's Revert of:
9267 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9269 * dce.c (deletable_insn_p_1): New function, split out from...
9270 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9271 specially, not those inside PARALLELs. Remove BODY argument
9272 and adjust recursive call accordingly.
9273 (prescan_insns_for_dce): Update call to delete_insn_p.
9275 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9276 Revital Eres <eres@il.ibm.com>
9278 * ddg.c (create_ddg_all_sccs): Fix missed
9279 initialization of scc_nodes.
9281 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9284 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9285 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9287 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9289 * configure.ac: Check for .gnu_attribute on MIPS.
9290 * configure, config.in: Regenerate.
9291 * config/mips/mips.c (mips_file_start): If supported, output
9292 attribute for floating-point ABI.
9294 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9298 (ffs_cmove): New expander to expand using ctz pattern.
9299 (*ffs_cmove): Remove pattern.
9300 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9301 (ffsdi2): Expand using ctz pattern.
9302 (*ffs_rex64): Remove pattern.
9304 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9306 PR rtl-optimization/32296
9307 * pa.md (return): Delete pattern.
9308 (return_internal): Remove "(const_int 1)" from pattern.
9309 (epilogue): Use return_internal pattern for trivial returns.
9310 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9311 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9313 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9315 * tree-ssa-pre.c (is_exception_related): New function
9316 (can_value_number_operation): Use it.
9318 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9320 Fix PR tree-optimization/32540
9321 Fix PR tree-optimization/31651
9323 * tree-ssa-sccvn.c: New file.
9325 * tree-ssa-sccvn.h: Ditto.
9327 * tree-vn.c: Include tree-ssa-sccvn.h
9328 (val_expr_paid_d): Removed.
9329 (value_table): Ditto.
9330 (vn_compute): Ditto.
9331 (val_expr_pair_hash): Ditto.
9332 (val_expr_pair_expr_eq): Ditto.
9333 (copy_vuses_from_stmt): Ditto.
9336 (shared_vuses_from_stmt): Ditto.
9337 (print_creation_to_file): Moved up.
9338 (sort_vuses): Ditto.
9339 (sort_vuses_heap): Ditto.
9340 (set_value_handle): Make non-static.
9341 (make_value_handle): Ditto.
9342 (vn_add): Rewritten to use sccvn lookups.
9343 (vn_add_with_vuses): Ditto.
9344 (vn_lookup): Ditto (and second argument removed).
9345 (vn_lookup_with_vuses): Ditto.
9346 (vn_lookup_or_add): Ditto (and second argument removed);
9347 (vn_lookup_or_add_with_vuses): Ditto.
9348 (vn_lookup_with_stmt): New.
9349 (vn_lookup_or_add_with_stmt): Ditto.
9350 (create_value_handle_for_expr): Ditto.
9352 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9353 (seen_during_translate): New function.
9354 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9355 (phi_trans_add): Ditto.
9356 (constant_expr_p): FIELD_DECL is always constant.
9357 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9358 Use constant_expr_p.
9359 Avoid infinite recursion on mutually valued expressions.
9360 Change callers of vn_lookup_or_add.
9361 (phi_translate): New function.
9362 (compute_antic_safe): Allow phi nodes.
9363 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9364 (find_or_generate_expression): Rewrite slightly.
9365 (create_expression_by_pieces): Updated for vn_lookup_or_add
9367 Update VN_INFO for new names.
9368 (insert_into_preds_of_block): Update for new names.
9369 (add_to_exp_gen): New function.
9370 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9371 (find_existing_value_expr): Rewrite to changed vn_lookup.
9372 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9373 (try_look_through_load): Removed.
9374 (try_combine_conversion): Ditto.
9375 (get_sccvn_value): New function.
9376 (make_values_for_phi): Ditto.
9377 (make_values_for_stmt): Ditto.
9378 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9380 (init_pre): Update for SCCVN changes.
9382 (execute_pre): Ditto.
9384 * tree-flow.h (make_value_handle): Declare.
9385 (set_value_handle): Ditto.
9386 (sort_vuses_heap): Ditto.
9387 (vn_lookup_or_add_with_stmt): Ditto.
9388 (vn_lookup_with_stmt): Ditto.
9389 (vn_compute): Remove.
9392 (vn_lookup): Update arguments.
9394 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9396 (tree-ssa-sccvn.o): New.
9397 (OBJS-common): Add tree-ssa-sccvn.o
9399 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9402 * c-typeck.c (build_external_ref): Don't mark as used if called
9404 * calls.c (rtx_for_function_call): Likewise.
9406 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9410 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9412 * dce.c (deletable_insn_p_1): New function, split out from...
9413 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9414 specially, not those inside PARALLELs. Remove BODY argument
9415 and adjust recursive call accordingly.
9416 (prescan_insns_for_dce): Update call to delete_insn_p.
9418 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9420 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9421 (try_combine): Move potential calls to undo_all() so they happen
9422 before we commit to using the combined insns.
9424 2006-06-30 Jan Hubicka <jh@suse.cz>
9426 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9429 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9431 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9432 (cgraph_remove_unreachable_nodes): Likewise.
9433 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9434 * ipa-inline.c (update_caller_keys): Cast according to the coding
9436 (cgraph_decide_recursive_inlining): Likewise.
9437 (cgraph_decide_inlining_of_small_function): Likewise.
9438 (try_inline): Likewise.
9439 (cgraph_decide_inlining_incrementally): Likewise.
9440 * ipa-pure-const.c (get_function_state): Likewise.
9441 (scan_function): Likewise.
9442 (analyze_function): Likewise.
9443 (static_execute): Likewise.
9444 * ipa-reference.c (scan_for_static_refs): Likewise.
9445 (merge_callee_local_info): Likewise.
9446 (analyze_function): Use type safe memory macros.
9447 (static_execute): Likewise. Cast according to the coding conventions.
9448 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9450 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9452 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9453 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9456 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9459 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9460 for complex modes (both int and real).
9462 2007-06-29 Jan Hubicka <jh@suse.cz>
9464 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9466 2007-06-29 Jan Hubicka <jh@suse.cz>
9469 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9472 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9475 * config/avr/avr.c: Include dataflow header file.
9476 (expand_prologue): Adjust for prologue insn change.
9477 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9480 2007-06-29 Richard Guenther <rguenther@suse.de>
9483 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9484 during type verification.
9486 2007-06-29 Jan Hubicka <jh@suse.cz>
9488 * recog.c (validate_change_rtx_1): Unshare TO argument.
9490 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9492 PR tree-optimization/24659
9493 * tree-vect-transform.c (vectorizable_call): Handle
9494 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9496 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9497 * config/i386/i386.c (enum ix86_builtins)
9498 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9499 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9501 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9502 const using def_builtin_const.
9503 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9504 input operands in the same modes as the result.
9505 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9507 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9509 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9510 (df_set_dead_notes_for_mw): Likewise.
9512 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9514 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9516 2007-06-28 DJ Delorie <dj@redhat.com>
9518 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9520 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9522 * doc/invoke.texi (C++ Dialect Options): Document
9523 fvisibility-ms-compat.
9524 * c.opt (fvisibility-ms-compat): New.
9526 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9529 * tree-affine.c (aff_combination_add_elt): Handle
9530 pointer addition specially.
9532 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9534 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9535 decl is non-external for AIX ABI.
9537 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9539 * config/rs6000/predicates.md (current_file_function_operand):
9540 Ensure the symbol is non-external for AIX ABI.
9542 2007-06-28 Nick Clifton <nickc@redhat.com>
9544 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9545 (fdce, fdse, fpredictive-commoning): Likewise.
9547 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9550 * gcc.c (process_command): Recognize the new -static-libgfortran
9553 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9556 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9557 Use a call clobbered hard reg instead of a pseudo reg.
9559 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9561 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9563 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9566 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9567 REG_LIBCALL and REG_RETVAL notes.
9568 (divsi3, mulsi3): Likewise.
9569 (mulhisi3): Likewise. Use emit_libcall_block.
9570 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9572 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9574 PR rtl-optimization/32481
9575 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9577 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9579 * dce.c (deletable_insn_p_1): New function, split out from...
9580 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9581 specially, not those inside PARALLELs. Remove BODY argument
9582 and adjust recursive call accordingly.
9583 (prescan_insns_for_dce): Update call to delete_insn_p.
9585 2007-06-27 Richard Guenther <rguenther@suse.de>
9588 * tree.h (fold_convertible_p): Declare.
9589 * fold-const.c (fold_convertible_p): New function.
9590 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9591 instead of lang_hooks.types_compatible_p.
9593 2007-06-26 Jan Hubicka <jh@suse.cz>
9595 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9596 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9597 early use validate_unshare_change.
9598 (reload_combine): Likewise.
9599 * recog.c (change_t): New field unshare.
9600 (validate_change_1): Rename from validate_change; add argument unshare.
9601 (validate_change): Turn into wrapper of validate_change_1; update
9602 prototype for bools.
9603 (validate_unshare_change): New.
9604 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9605 calls of df_insn_rescan.
9606 * recog.h (validate_change): Replace ints by bools.
9607 (validate_unshare_change): Declare.
9609 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9611 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9613 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9615 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9617 2007-06-25 Jan Hubicka <jh@suse.cz>
9619 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9621 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9622 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9623 places other call site specific checks are performed.
9625 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9628 * tree-vect-transform.c (vectorizable_operation): Convert
9629 POINTER_PLUS_EXPR over to PLUS_EXPR.
9631 2007-06-25 Chao-ying Fu <fu@mips.com>
9633 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9634 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9635 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9636 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9638 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9639 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9640 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9641 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9642 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9643 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9644 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9645 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9646 ALL_FIXED_POINT_MODE_P): New define.
9647 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9649 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9651 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9652 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9653 MODE_VECTOR_UACCUM): New mode classes.
9655 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9656 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9657 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9660 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9661 (blank_mode): Initialize ibit and fbit.
9662 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9663 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9665 (new_adjust): Change required_class to required_class_from and
9666 required_class_to for testing within a range.
9667 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9668 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9670 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9671 (make_fixed_point_mode): New.
9672 (_ADD_ADJUST): Change C to C1 and C2.
9673 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9674 use a range for machine classes.
9675 (ADJUST_IBIT, ADJUST_FBIT): New.
9676 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9678 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9679 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9680 Emit adjustment for ibit and fbit.
9681 (emit_mode_ibit, emit_mode_fbit): New.
9682 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9684 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9686 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9687 as the source of the set.
9689 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9691 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9692 FP_REGNO_P): Use IN_RANGE.
9693 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9694 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9695 (DATA_REG_P): Use DATA_REGNO_P.
9696 (FP_REG_P): Use FP_REGNO_P.
9697 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9698 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9699 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9701 2007-06-24 Jan Hubicka <jh@suse.cz>
9704 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9706 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9709 * fold-const.c (fold_binary): Strip nops of operand 0
9710 of BIT_NOT_EXPR before calling operand_equal_p.
9711 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9712 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9714 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9716 * doc/extend.texi: Document that dllimport and dllexport imply
9718 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9719 imported or exported declaration, including type declarations.
9720 * c-common.c (handle_visibility_attribute): Check for conflicts
9721 with dllimport/dllexport.
9722 (c_determine_visibility): Handle dllimport/dllexport as an
9723 explicit visibility atttribute.
9725 2007-06-23 Richard Guenther <rguenther@suse.de>
9727 PR tree-optimization/16876
9729 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9731 * tree-inline.c (initialize_inlined_parameters): Do not call
9732 lang_hooks.tree_inlining.convert_parm_for_inlining.
9733 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9734 reason for mismatched types.
9735 * gimplify.c (gimplify_call_expr): Verify the call expression
9736 arguments match the called function type signature. Otherwise
9737 mark the call expression to be not considered for inlining
9738 using CALL_CANNOT_INLINE_P flag.
9739 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9740 edges call expression.
9741 (cgraph_decide_inlining_of_small_function): Likewise.
9742 (cgraph_decide_inlining): Likewise.
9743 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9745 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9746 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9747 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9749 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9750 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9752 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9753 convert_parm_for_inlining member.
9755 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9758 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9759 Remove optimization for GT.
9761 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9764 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9766 (prescan_insns_for_dce): Add extra parameter.
9768 2007-06-23 Jan Hubicka <jh@suse.cz>
9771 * gimplify.c (mark_addressable): New function.
9772 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9774 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9777 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9779 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9782 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9783 moves between MMX/SSE registers to at least 8 units to prevent
9784 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9786 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9788 * config/i386/i386.c (override_options): Correct x86_sahf
9791 2007-06-21 David Daney <ddaney@avtrex.com>
9794 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9795 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9796 (exception_receiver): Renamed to ...
9797 (nonlocal_goto_receiver): ... this.
9799 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9801 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9802 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9803 partial register accesses.
9805 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9807 * fold-const.c (debug_fold_checksum): Move it under
9808 ENABLE_FOLD_CHECKING.
9810 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9813 * tree.h (debug_fold_checksum): Declared.
9814 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9815 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9816 build_fold_addr_expr_with_type_1.
9817 (fold_addr_expr, debug_fold_checksum): New.
9818 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9819 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9822 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9824 PR tree-optimization/19590
9825 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9826 of scev is a constant.
9828 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9830 * df-problems.c (df_note_bb_compute): Made computation of live
9831 info consistent with df_lr.
9833 2007-06-21 Richard Guenther <rguenther@suse.de>
9835 PR tree-optimization/32453
9836 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9837 for pointer anti-range.
9839 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9841 * config/i386/i386.c (processor_target_table): Increase maximum
9842 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9845 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9846 byte alignment if > 8 byte alignment is preferred.
9847 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9849 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9851 PR tree-optimization/31866
9852 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9853 if ASM_EXPR's input is not a SSA_NAME.
9856 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9857 but decl is a global var, instead return decl.
9858 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9859 even for is_global_var decls, if they are private in some outer
9862 2007-06-21 Richard Guenther <rguenther@suse.de>
9864 PR tree-optimization/32451
9865 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9867 2007-06-21 Christian Bruel <christian.bruel@st.com>
9869 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9870 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9871 (push_regs): Changed saving order or banked registers.
9872 (sh_expand_epilogue): Likewise.
9873 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9874 (FIRST_BANKED_REG): Likewise.
9875 (LAST_BANKED_REG): Likewise.
9876 * config/sh/sh.md (banked) New attribute.
9877 (in_delay_slot): Check banked attribute.
9879 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9881 PR tree-optimization/32075
9882 * tree-data-ref.c (subscript_dependence_tester_1,
9883 analyze_miv_subscript, analyze_overlapping_iterations,
9884 add_distance_for_zero_overlaps, build_classic_dist_vector,
9885 subscript_dependence_tester_1, analyze_overlapping_iterations,
9886 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9887 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9888 to evolution_function_is_affine_multivariate_p.
9890 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9892 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9894 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9897 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9899 * config/m32c/prologue.md (epilogue_exitd_16): New.
9900 (epilogue_reit_16): New.
9901 (epilogue_exitd): Rename to epilogue_exitd_24.
9902 (epilogue_reit): Rename to epilogue_reit_24.
9904 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9905 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9907 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9909 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9910 if dbg_cnt (sched_insn) reaches the limit.
9911 (choose_ready): New parameter INSN_PTR and new return value.
9912 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9913 the new return value from choose_ready.
9914 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9915 (rest_of_handle_global_alloc): New global_alloc_at_func.
9917 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9919 PR tree-optimization/25737
9920 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9921 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9922 * tree-flow.h (struct fieldoff): Add new field alias_set.
9923 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9924 argument addressable_type. Set alias_set of fieldoff.
9925 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9926 (create_overlap_variables_for): Pass alias_set from fieldoff to
9928 * alias.c (get_alias_set): Use alias_set from SFT if set.
9930 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9932 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9933 of a variable as an unsigned HOST_WIDE_INT integer.
9935 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9937 PR rtl-optimization/32405
9938 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9940 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9942 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9945 * builtins.c: Include diagnostic.h.
9946 (expand_builtin_expect): Make gcc_assert more permissive.
9947 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9950 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9954 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9955 if ACCUMULATE_OUTGOING_ARGS.
9957 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9959 * config/m68hc11/m68hc11.c: Include dataflow header file.
9960 (m68hc11_reorg): Port to dataflow.
9962 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9964 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9965 (struct df_problem.free_blocks_on_set_blocks): New field.
9966 (struct dataflow.optional_p): New field.
9967 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9968 (df_live_set_all_dirty): New function.
9969 * df-scan.c (df_scan_alloc): Initialize optional_p.
9970 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9971 * df-core.c (df_set_blocks): Removed use of
9972 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9973 df_problem.free_blocks_on_set_blocks to determine which blocks are
9975 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9976 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9977 uses dataflow.optional_p to determine if problem should be
9979 (rest_of_handle_df_initialize): Only start live problem if
9981 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9982 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9983 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9984 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9985 problem_NOTE): Initialize free_blocks_on_set_blocks.
9986 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9988 (df_live_set_all_dirty, df_note_alloc): New function.
9989 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9991 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9992 * postreload.c (reload_combine): Ditto.
9993 * cse.c (cse_extended_basic_block): Ditto.
9994 * regmove.c (mark_flags_life_zones): Ditto.
9995 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9996 erase_matching_seqs): Ditto.
9997 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9998 * integrate (allocate_initial_values): Ditto.
9999 * combine.c (reg_dead_at_p): Ditto.
10000 * resource.c (mark_target_live_regs): Ditto.
10001 * sched-rgn.c (check_live_1, update_live_1): Ditto.
10002 * config/sh/sh.c (find_r0_life_regions): Ditto.
10003 * global.c (rest_of_handle_global_alloc): Only add back df_live
10005 * local-alloc.c (rest_of_handle_local_alloc): Only remove
10006 df_live for -O > 1.
10007 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
10009 (if_convert): Make sure df_live is there at -O == 1.
10010 (pass_if_after_combine): Cleanup flags.
10011 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
10012 is there at -O == 1.
10014 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
10016 * config/arm/arm.c (arm_get_frame_offsets): Set
10017 offsets->locals_base to avoid negative stack size.
10018 (thumb1_expand_prologue): Assert on negative stack size.
10020 2007-06-19 Sebastian Pop <sebpop@gmail.com>
10022 PR tree-optimization/32367
10023 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
10024 of the chrec has no evolution in that loop.
10025 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
10027 2007-06-19 Bob Wilson <bob.wilson@acm.org>
10029 * config/xtensa/xtensa.c: Include "df.h".
10030 (xtensa_builtin_saveregs): Use adjust_address instead of
10032 (xtensa_va_start): Invoke make_tree with sizetype for
10033 expand_builtin_saveregs and then convert the result to a pointer.
10034 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
10035 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
10036 Subtract argument size from index value as integers and then use
10037 POINTER_PLUS_EXPR to add the result to the array address.
10039 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10042 * config/m32c/m32c.c: Include dataflow header file.
10043 (m32c_emit_prologue): Adjust for prologue insn change.
10044 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
10045 once inside a PARALLEL. Assume frame size passed in operand 0
10046 includes space to save the fb register.
10047 (prologue_enter_24): Likewise.
10048 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
10050 2007-06-19 David Daney <ddaney@avtrex.com
10053 * config/mips/mips.md (cprestore): Mark $gp as used.
10055 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10058 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
10059 (frv_ifcvt_modify_insn): Likewise.
10061 2007-06-19 Richard Guenther <rguenther@suse.de>
10063 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
10064 only handle positive offsets that fit in a HOST_WIDE_INT.
10066 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
10069 result of rsqrt insn for zero input argument to avoid NaN.
10071 2007-06-19 Richard Guenther <rguenther@suse.de>
10073 PR middle-end/31950
10074 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
10076 2007-06-19 Jakub Jelinek <jakub@redhat.com>
10078 PR tree-optimization/32353
10079 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
10081 2007-06-19 Nick Clifton <nickc@redhat.com>
10083 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
10085 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10089 * config/i386/i386.c (assign_386_stack_local): Assert that
10090 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10091 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10092 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10093 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10095 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10097 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10099 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10101 PR rtl-optimization/32321
10102 * gcse.c (replace_store_insn): Update the note before
10103 calling emit_insn_after.
10105 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10107 PR middle-end/32355
10108 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10110 * df-problems.c (df_note_bb_compute): Fix dumping info.
10112 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10114 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10115 insn with emit_jump_insn.
10117 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10119 PR tree-optimization/32383
10120 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10121 * targhooks.h (default_builtin_reciprocal): Update prototype.
10122 * target.h (struct gcc_target): Update builtin_reciprocal.
10123 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10124 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10125 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10126 when fndecl is in BUILT_IN_MD class.
10127 (execute_convert_to_rsqrt): Ditto.
10129 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10130 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10131 Convert BUILT_IN_SQRTF code only when md_fn is false.
10133 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10135 * bt-load.c (move_btr_def): Fix the order of arguments
10136 to validate_replace_rtx.
10138 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10140 * config/m68k/m68k-devices.def: Add 54450..54455.
10142 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10144 PR rtl-optimization/32366
10145 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10146 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10149 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10151 PR middle-end/32349
10152 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10153 this is true, rescan insn being modified.
10154 (sms_schedule): Added rescan parameter.
10155 (rest_of_handle_sms): Moved freeing of dominance info to before
10156 getting out of cfg_layout.
10158 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10160 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10161 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10164 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10165 FL_CF_EMAC from the entry for isac.
10167 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10168 (const_sibcall_operand): New.
10169 (sibcall_operand): Use it.
10170 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10171 (m68k_isas): ISAC does not imply FPU or EMAC.
10172 (override_options): Add ISA_C logic for symbolic jump & call.
10174 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10176 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10177 return mode from the builtin itself.
10178 (sparc_fold_builtin): Fix cast of zero constant.
10180 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10182 * targhooks.c (default_builtin_reciprocal): New default target hook.
10183 * targhooks.h (default_builtin_reciprocal): Add prototype.
10184 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10185 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10186 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10187 default_builtin_reciprocal.
10189 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10191 PR middle-end/31723
10192 * hooks.c (hook_tree_tree_bool_null): New hook.
10193 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10194 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10195 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10196 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10197 and convert it to reciprocal a*rfunc(b).
10198 (execute_convert_to_rsqrt): New function.
10199 (gate_convert_to_rsqrt): New function.
10200 (pass_convert_to_rsqrt): New pass definition.
10201 * target.h (struct gcc_target): Add builtin_reciprocal.
10202 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10203 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10204 TARGET_BUILTIN_RECIPROCAL.
10205 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10207 * config/i386/i386.h (TARGET_RECIP): New define.
10208 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10209 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10210 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10211 and not optimizing for size.
10212 (*rcpsf2_sse): New insn pattern.
10213 (*rsqrtsf2_sse): Ditto.
10214 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10215 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10216 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10217 and not optimizing for size.
10218 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10219 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10220 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10221 and not optimizing for size.
10222 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10223 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10224 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10225 and not optimizing for size.
10226 (*sse_rsqrtv4sf2): Do not export.
10227 (sqrtv4sf2): Ditto.
10228 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10229 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10230 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10231 and not optimizing for size.
10232 (sqrtv4sf2): Ditto.
10233 * config/i386/i386.opt (mrecip): New option.
10234 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10235 (ix86_emit_swsqrtsf): Ditto.
10236 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10237 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10238 builtin definition.
10239 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10240 ix86_expand_unop1_builtin.
10241 (ix86_emit_swdivsf): New function.
10242 (ix86_emit_swsqrtsf): Ditto.
10243 (ix86_builtin_reciprocal): New function.
10244 (TARGET_BUILTIN_RECIPROCAL): Use it.
10245 (ix86_vectorize_builtin_conversion): Rename from
10246 ix86_builtin_conversion.
10247 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10248 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10249 "i386 and x86_64 Options" section.
10250 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10252 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10253 Zdenek Dvorak <dvorakz@suse.cz>
10254 Richard Guenther <rguenther@suse.de>
10255 Kaz Kojima <kkojima@gcc.gnu.org>
10257 * tree-vrp.c (compare_values_warnv): Convert val2 to
10259 (extract_range_from_assert): Create
10260 POINTER_PLUS_EXPR for pointer types.
10261 (extract_range_from_binary_expr): Handle
10262 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10264 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10265 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10266 POINTER_PLUS_EXPR as PLUS_EXPR.
10267 (number_of_iterations_lt_to_ne):
10268 For pointer types, use sizetype when
10269 creating MINUS_EXPR/PLUS_EXPRs.
10270 (assert_loop_rolls_lt): For pointer types, use sizetype when
10271 creating MINUS_EXPR/PLUS_EXPRs.
10272 (number_of_iterations_le): Likewise.
10273 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10274 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10275 like PLUS_EXPR and MINUS_EXPR.
10276 * tree-pretty-print.c (dump_generic_node): Handle
10278 (op_prio): Likewise.
10279 (op_symbol_1): Likewise.
10280 * optabs.c (optab_for_tree_code): Likewise.
10281 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10283 * tree-tailcall.c (process_assignment): Mention
10284 POINTER_PLUS_EXPR in a TODO comment.
10285 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10286 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10287 not used with a pointer and an integer type.
10288 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10289 increment using chrec_convert_rhs instead of chrec_convert.
10290 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10291 PLUS_EXPR except for the right hand side's type will be
10293 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10294 (fold_used_pointer_cast): Kill.
10295 (pointer_offset_p): Kill.
10296 (fold_used_pointer): Kill.
10297 (pointer_used_p): Kill.
10298 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10299 call fold_used_pointer.
10300 (instantiate_parameters_1): Convert the increment
10301 using chrec_convert_rhs instead of chrec_convert.
10302 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10303 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10304 instead of PLUS_EXPR.
10305 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10306 PLUS_EXPR for pointers.
10307 (std_gimplify_va_arg_expr): Likewise.
10308 (fold_builtin_memory_op): Likewise.
10309 (fold_builtin_strstr): Likewise.
10310 (fold_builtin_strchr): Likewise.
10311 (fold_builtin_strrchr): Likewise.
10312 (fold_builtin_strpbrk): Likewise.
10313 (expand_builtin_memory_chk): Likewise.
10314 (fold_builtin_memory_chk): Likewise.
10315 (std_expand_builtin_va_start): Use
10316 sizetype for the call to make_tree and then convert
10317 to the pointer type.
10318 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10319 instead of PLUS_EXPR for adding to a pointer.
10320 (std_gimplify_va_arg_expr): Use fold_build2 for
10321 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10322 the operands to sizetype first and then cast the BIT_AND_EXPR
10323 back to the pointer type.
10324 * fold-const.c (build_range_check): Handle pointer types
10326 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10327 of PLUS_EXPR's. Make sure the offset is converted to
10329 (try_move_mult_to_index): Strip the NOPs from the offset.
10330 Remove code argument and replace all uses with PLUS_EXPR.
10331 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10332 specially. Don't use a pointer type for MINUS_EXPR.
10333 (fold_unary): Handle for (T1)(X op Y),
10334 only p+ as that is the only as that can be handled for
10335 binary operators now.
10336 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10338 <case PLUS_EXPR>: Add folding of PTR+INT into
10340 Don't call try_move_mult_to_index.
10341 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10342 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10343 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10344 Don't call try_move_mult_to_index.
10345 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10346 (tree_expr_nonzero_p): Likewise.
10347 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10348 of PLUS_EXPR for the complex expression folding.
10349 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10350 first chrec is a pointer type, then the second should
10351 be sizetype and not the first's type.
10352 For POINTER_PLUS_EXPR, use a different right hand side type.
10353 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10354 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10355 different right hand side type.
10356 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10357 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10358 instead of PLUS_EXPR.
10359 When either operand is zero, convert the other operand.
10360 (chrec_apply): Use chrec_convert_rhs
10361 on the argument x instead of chrec_convert.
10362 (reset_evolution_in_loop): For pointer types, the new_evol
10363 should be sizetype.
10364 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10365 different right hand side type.
10366 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10367 (chrec_convert_rhs): New function.
10368 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10369 different right hand side type.
10370 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10371 * tree-chrec.h (chrec_convert_rhs): New prototype.
10372 (build_polynomial_chrec): For pointer types, the right hand
10373 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10374 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10375 Remove subtraction case as it is always addition now.
10376 Make sure the offset is converted to sizetype.
10377 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10378 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10379 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10380 PLUS_EXPR in pointer type.
10381 Handle POINTER_PLUS_EXPR.
10382 (tree_to_aff_combination): Likewise.
10383 (force_expr_to_var_cost): Likewise.
10384 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10385 instead of PLUS_EXPR for pointers.
10386 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10387 instead of PLUS_EXPR of pointer types.
10388 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10390 (check_va_list_escapes): Likewise.
10391 (check_all_va_list_escapes): Likewise.
10392 * dwarf2out.c (loc_descriptor_from_tree_1):
10393 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10394 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10395 (string_constant): Likewise.
10396 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10397 the offset to the base, use POINTER_PLUS_EXPR.
10398 (add_to_parts): Convert the index to sizetype.
10399 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10400 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10401 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10402 Offset only holds something for PLUS_EXPR.
10403 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10405 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10407 (analyze_accesses_for_modify_stmt): Likewise.
10408 Remove comment about the type being integral type as it is
10410 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10412 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10414 Correct the type which the artimentic is done in (is now
10417 * tree-data-ref.c (split_constant_offset): Handle
10419 * tree-affine.c (tree_to_aff_combination): Likewise.
10420 * c-typeck.c (build_unary_op): For pointers create the increment
10421 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10423 * gimplify.c (gimplify_self_mod_expr): Create a
10424 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10425 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10426 * tree.def (POINTER_PLUS_EXPR): New tree code.
10427 * tree-predcom.c (ref_at_iteration): If we have a pointer
10428 type do the multiplication in sizetype.
10429 * tree-mudflap.c (mf_xform_derefs_1): Create a
10430 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10431 * tree-ssa-forwprop.c
10432 (forward_propagate_addr_into_variable_array_index):
10433 Don't expect there to be a cast for the index as that
10434 does not exist anymore.
10435 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10436 instead of PLUS_EXPR.
10437 Don't check for the first operand of the POINTER_PLUS_EXPR
10438 was the index as it cannot be.
10439 Call forward_propagate_addr_into_variable_array_index with
10440 the SSA_NAME instead of the statement.
10441 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10442 (compare_constant): Likewise.
10443 (copy_constant): Likewise.
10444 (compute_reloc_for_constant): Likewise.
10445 (output_addressed_constants): Likewise.
10446 (initializer_constant_valid_p): Likewise.
10447 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10448 Convert the MIN/MAX of the inner type to the outer
10449 type before comparing them.
10450 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10451 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10452 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10453 of PLUS_EXPR for pointers.
10454 * tree-inline.c (estimate_num_insns_1): Handle
10456 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10457 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10458 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10459 instead of PLUS_EXPR for the pointer increment statement.
10460 (vect_update_ivs_after_vectorizer): For pointer types, create
10461 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10462 MULT_EXPR in sizetype.
10463 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10465 * tree-object-size.c (plus_expr_object_size): Handle
10466 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10467 code which is trying to figure out which side is a pointer and
10469 (check_for_plus_in_loops_1): Likewise.
10470 (check_for_plus_in_loops): Likewise.
10471 * c-common.c (pointer_int_sum): Create a
10472 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10473 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10474 only POINTER_PLUS_EXPR. Removing all the extra
10475 code which is trying to figure out which side is a pointer and
10477 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10478 PLUS_EXPR and MINUS_EXPR.
10479 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10481 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10482 with make_tree, instead of a pointer type.
10483 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10484 for pointers instead of PLUS_EXPR.
10485 (s390_gimplify_va_arg): Likewise.
10486 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10487 instead of PLUS_EXPR when doing addition on pointer
10488 types. Use sizetype for the second operand.
10489 (spu_gimplify_va_arg_expr): Likewise.
10490 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10491 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10492 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10493 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10494 for the pointer addition and also use size_int/sizetype
10496 (ix86_gimplify_va_arg): Likewise.
10497 Perform BIT_AND_EXPR on sizetype arguments.
10498 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10499 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10500 for the pointer additions and also use size_int for the offsets.
10501 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10502 additions and also use size_int for the offsets. Perform
10503 BIT_AND_EXPR on sizetype arguments.
10504 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10505 POINTER_PLUS_EXPR for pointers and create the
10506 BIT_AND_EXPR in sizetype.
10507 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10508 instead of PLUS_EXPR for pointer addition.
10509 (rs6000_va_start): Likewise.
10510 Also use sizetype for the offset.
10511 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10512 as PLUS_EXPR/MINUS_EXPR.
10513 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10514 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10515 Don't use BIT_AND_EXPR on a pointer type, convert the
10516 expression to sizetype first.
10517 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10519 (mips_gimplify_va_arg_expr): Likewise.
10520 Don't create BIT_AND_EXPR in a pointer type.
10522 2007-06-15 Eric Christopher <echristo@apple.com>
10524 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10525 (x86_64-*-darwin*): Ditto.
10526 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10529 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10531 * doc/extend.texi: Document behavior of __attribute__((aligned))
10534 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10536 * rtlanal.c (note_stores): Improve documentation.
10538 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10540 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10541 LOCAL_LABEL_PREFIX): Delete.
10542 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10543 (bfin_internal_label): Delete.
10545 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10547 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10548 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10549 otherwise define to LIBGCC2_TF_CEXT.
10550 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10551 (LIBGCC_TF_CEXT): Ditto.
10554 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10556 PR rtl-optimization/32339
10557 * df-scan.c (df_uses_record): Don't modify flags but just add to
10558 it for df_ref_record.
10560 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10562 * tree-mudflap.c: Fix whitespace issues.
10564 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10566 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10568 2007-06-14 Eric Christopher <echristo@apple.com>
10570 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10571 (movv4sf): Use gcc_unreachable instead of abort.
10573 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/sfp-machine.h (CMPtype): New define.
10577 (mach stubs): Use CMPtype instead of int as a return type.
10579 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10581 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10582 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10583 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10584 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10585 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10586 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10587 config/soft-fp/soft-fp.h: Update from glibc CVS.
10589 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10591 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10593 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10596 * config/v850/v850.c: Include dataflow header file.
10597 (substitute_ep_register): Fix typo.
10599 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10601 * configure.ac: Fix earlier checkin.
10602 * configure: Regenerated.
10604 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10606 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10607 * aclocal.m4: Regenerate.
10608 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10609 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10610 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10611 * configure: Regenerate.
10612 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10614 * Makefile.in (quickstrap): Build libgcc too.
10616 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10618 * configure.ac: Add --enable-checking=df. Explicitly mention that
10619 the variables are initialized as for "release".
10620 * df-core.c: Use it.
10621 * configure: Regenerate.
10622 * config.in: Regenerate.
10624 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10626 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10627 validate_replace_rtx instead of replace_rtx.
10628 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10630 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10632 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10633 (DWARF2_UNWIND_INFO): Override default if configured with
10635 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10636 (ENDFILE_SPEC): Add crtend.o.
10637 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10638 (ENDFILE_SPEC): Add crtend.o.
10639 (TARGET_USE_JCR_SECTION): Define.
10640 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10642 * config/i386/cygming-crtbegin.c: New file.
10643 * config/i386/cygming-crtend.c: New file.
10645 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10647 * config/i386/w32-unwind.h: New file.
10649 2007-06-13 Eric Christopher <echristo@apple.com>
10651 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10652 the user set a value below STACK_BOUNDARY.
10654 2007-06-13 Thiemo Seufer <ths@networkno.de>
10656 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10657 imply -lpthread for -pthread.
10659 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10661 * basic-block.h: Remove the prototype for
10662 free_basic_block_vars.
10663 * cfglayout.h: Remove the prototype for
10664 insn_locators_initialize.
10665 * tree.h: Remove the prototype for emit_line_note.
10667 * tree-ssa-pre.c (mergephitemp): Remove.
10668 (init_pre): Don't use mergephitemp.
10670 2007-06-13 Eric Christopher <echristo@apple.com>
10672 * config/i386/i386.c (override_options): If we've specified
10673 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10675 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10677 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10680 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10682 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10683 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10684 (eh_store_handler): New pattern.
10685 (eh_return): Emit it instead of a plain move.
10687 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10689 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10690 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10691 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10694 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10696 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10697 (find_next_insn_start, find_load): New functions.
10698 (bfin_reorg): Use them to deal with the fact that parallel insns are
10699 no longer represented as a SEQUENCE.
10701 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10703 * config/sparc/sparc.c (sparc_override_options): Initialize
10704 fpu mask correctly.
10706 2007-06-13 Dave Korn <dave.korn@artimi.com>
10708 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10711 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10713 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10714 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10715 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10716 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10717 tree-vect-transform.c: Fix comment typos. Follow spelling
10720 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10722 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10723 to the exit block use set.
10724 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10725 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10726 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10728 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10730 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10731 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10732 to indicate an error.
10733 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10735 (dbg_cnt_process_opt): Print an error on a bad argument.
10736 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10737 * common.opt (-fdbg-cnt-list): New.
10738 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10740 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10742 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10743 flag on ref-all pointers.
10745 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10747 PR middle-end/31579
10748 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10749 for the offset with the modifier as EXPAND_INITIALIZER
10750 if the modifier is EXPAND_INITIALIZER.
10751 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10752 a register if we had an overflow.
10754 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10756 * real.c (real_isfinite): New.
10757 (real_sqrt): Use it.
10758 * real.h (real_isfinite): New.
10759 * builtins.c: Use it.
10761 2007-06-12 Ian Lance Taylor <iant@google.com>
10762 Daniel Berlin <dberlin@dberlin.org>
10765 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10766 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10767 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10768 (DECL_NO_TBAA_P): Define.
10769 (struct tree_decl_common): Add no_tbaa_flag field.
10770 * tree-ssa-structalias.c (struct variable_info): Add
10771 no_tbaa_pruning field.
10772 (new_var_info): Initialize no_tbaa_pruning field.
10773 (unify_nodes): Copy no_tbaa_pruning field.
10774 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10775 (dump_solution_for_var): Print no_tbaa_pruning flag.
10776 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10778 (compute_tbaa_pruning): New static function.
10779 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10780 Call compute_tbaa_pruning.
10781 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10782 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10783 * gimple-low.c (lower_stmt): Likewise.
10784 * tree-gimple.c (is_gimple_stmt): Likewise.
10785 * tree-ssa-operands.c (get_expr_operands): Likewise.
10786 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10787 * tree-inline.c (estimate_num_insns_1): Likewise.
10788 (copy_result_decl_to_var): Likewise.
10789 * expr.c (expand_expr_real_1): Likewise.
10790 * tree-pretty-print.c (dump_generic_node): Likewise.
10791 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10792 * omp-low.c (omp_copy_decl_2): Likewise.
10793 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10794 * doc/c-tree.texi (Expression trees): Document
10795 CHANGE_DYNAMIC_TYPE_EXPR.
10797 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10799 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10800 with !HONOR_NANS and !HONOR_INFINITIES.
10801 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10803 2007-06-12 Tristan Gingold <gingold@adacore.com>
10805 * gcov.c: Comments updated.
10806 (source_info): Add file_time field.
10807 (source_index): New variable.
10808 (mutiple_files): New variable.
10809 (generate_results): New function extracted from process_file.
10810 (process_file): Save and restore chain of functions, generate
10811 results and free structures only if not merging results.
10812 (release_structures): File names are now freed in create_file_names
10813 (create_file_names): Free previous file names.
10814 (find_source): File date is now read here and modifications in
10815 source files is checked here.
10816 (read_graph_file): Only reverse order of functions for the current
10818 (make_gcov_file_name): Do not generate long names if input_name is
10820 (output_lines): If merging results do not display graph, data and
10822 Checking source file modification is done in find_source.
10824 * doc/gcov.texi: Append an s to sourcefile.
10826 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10828 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10829 (forced_nop): New pattern.
10830 * config/bfin/bfin.c: Include "df.h".
10831 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10832 (bfin_discover_loop): Use df_get_live_in instead of
10833 global_live_at_start.
10834 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10835 df_analyze when done.
10836 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10837 the insns. Use QImode for the final insn in a bundle. Call
10838 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10840 (reorder_var_tracking_notes): New function.
10841 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10842 update_life_info. Call df_analyze after scheduling and bundle
10843 generation. Call reorder_var_tracking_notes if generating these
10844 notes. Call df_finish_pass at the end.
10846 2007-06-12 Dirk Mueller <dmueller@suse.de>
10848 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10849 a comparison, not an assignment.
10851 2007-06-12 Olivier Hainque <hainque@adacore.com>
10853 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10854 Request walking the subtrees only, leaving the current is_lhs/val_only
10856 (convert_non_local_reference): Likewise.
10858 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10860 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10862 2007-06-12 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/15353
10865 PR tree-optimization/31657
10866 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10867 * timevar.def: Add TV_TREE_IFCOMBINE.
10868 * tree-pass.h (pass_tree_ifcombine): Declare.
10869 * tree-ssa-ifcombine.c: New file.
10870 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10871 * tree-flow.h (blocks_in_phiopt_order): Declare.
10872 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10873 (tree-ssa-ifcombine.o): New dependencies.
10875 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10877 PR rtl-optimization/32293
10878 * combine.c (simplify_if_then_else): Truncate return from
10879 nonzero_bits() to correct mode.
10881 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10883 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10884 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10886 2007-06-11 Diego Novillo <dnovillo@google.com>
10888 * Makefile.in (reload1.o-warn): Remove.
10890 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10892 * combine.c (subst): Use reg_overlap_mentioned_p
10893 instead of comparing register numbers directly.
10895 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10897 * reload1.c (mark_home_live_1): Use the mode parameter.
10899 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10901 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10902 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10904 * df-core.c: Ditto.
10906 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10908 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10910 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10912 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10913 from integer registers.
10914 (FP mode splitters): Handle TFmode.
10916 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10918 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10919 for ref-all pointers that point-to anything.
10921 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10923 * config/arm/arm.c (arm_output_dwarf_dtprel,
10924 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10926 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10928 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10929 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10932 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10934 * tree.c (signed_or_unsigned_type_for): New.
10935 (unsigned_type_for): Use signed_or_unsigned_type_for.
10936 (signed_type_for): Use signed_or_unsigned_type_for.
10937 * tree.h (signed_or_unsigned_type_for): New.
10938 (get_signed_or_unsigned_type): Remove.
10939 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10940 lang_hooks.types.signed_type
10941 (size_diffop): Likewise.
10942 (all_ones_mask_p): Likewise.
10943 (build_range_check): Likewise.
10944 (fold_cond_expr_with_comparison): Likewise.
10945 (fold_cond_expr_with_comparison): Likewise.
10946 (unextend): Likewise.
10947 (extract_muldiv_1): Likewise.
10948 (fold_single_bit_test_into_sign_test): Likewise.
10949 (fold_binary): Likewise.
10950 (fold_ternary): Likewise.
10951 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10952 instead of get_signed_or_unsigned_type.
10953 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10954 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10955 * expr.c (signed_or_unsigned_type_for): Use
10956 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10957 * langhooks.c (get_signed_or_unsigned_type): Remove.
10958 (lhd_signed_or_unsigned_type): Remove.
10959 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10960 signed_or_unsigned_type.
10961 (lhd_signed_or_unsigned_type): Remove.
10962 * expmed.c (make_tree): Use signed_type_for instead of
10963 lang_hooks.types.signed_type.
10964 * c-common.c (same_scalar_type_ignoring_signedness): Use
10965 c_common_signed_type instead of lang_hooks.types.signed_type.
10966 (c_common_unsigned_type): New.
10967 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10968 (shorten_compare): Use c_common_unsigned_type instead of
10969 c_common_signed_or_unsigned_type.
10970 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10972 * convert.c (convert_to_integer): Use signed_type_for instead of
10973 lang_hooks.types.signed_type.
10974 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10975 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10976 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10977 * c-format.c (check_format_types): Use c_common_unsigned_type
10978 instead of unsigned_type_for.
10979 * c-decl.c (groakdeclarator): Likewise.
10980 * c-typeck.c (convert_for_assignment): Likewise.
10981 * c-common.h (c_common_unsigned_type): New.
10983 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10986 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10987 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10989 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10991 PR middle-end/32279
10992 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10993 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10995 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10996 Sebastian Pop <sebpop@gmail.com>
10998 * lambda-code.c (remove_iv): New.
10999 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
11001 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
11003 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
11004 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
11005 * tree-ssa-loop-prefetch.c: Include optabs.h.
11006 (FENCE_FOLLOWING_MOVNT): New macro.
11007 (struct mem_ref): Add independent_p and storent_p fields.
11008 (record_ref): Initalize the new fields.
11009 (gather_memory_references_ref): Return true if the reference
11011 (gather_memory_references): Check whether all memory accesses
11012 in loop were recorded.
11013 (should_issue_prefetch_p): Return false for nontemporal stores.
11014 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
11015 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
11016 (determine_loop_nest_reuse): Detect independent memory references.
11017 (loop_prefetch_arrays): Call mark_nontemporal_stores.
11018 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
11019 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
11020 * config/i386/i386.h (x86_mfence): Declare.
11021 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
11022 * config/i386/i386.c (x86_mfence): New variable.
11023 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
11025 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
11026 * optabs.c (init_optabs): Initialize storent_optab.
11027 * optabs.h (enum optab_index): Add OTI_storent.
11028 (storent_optab): Declare.
11029 * genopinit.c (optabs): Add initialization for storent_optab.
11030 * tree.h (MOVE_NONTEMPORAL): New macro.
11031 * expr.c (expand_assignment, store_expr, store_constructor_field,
11032 store_constructor, store_field, expand_expr_real_1): Propagate
11033 nontemporality of the expanded store.
11034 (emit_storent_insn): New function.
11035 * expr.h (expand_assignment, store_expr): Declaration changed.
11036 * function.c (assign_parm_setup_reg): Pass false as nontemporality
11037 to expand_assignment.
11038 * stmt.c (expand_asm_expr): Ditto.
11039 * calls.c (initialize_argument_information): Pass false as
11040 nontemporality to store_expr.
11041 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
11044 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11046 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
11048 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
11050 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11052 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
11053 and allow DECL_P here.
11055 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
11057 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
11058 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
11059 track of the size of the expression.
11060 * cfghooks.c (merge_blocks): Remove block from loops structure only
11061 after call of the merge_blocks hook.
11063 2007-06-09 Tom Tromey <tromey@redhat.com>
11065 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
11066 (deprecated_state): Removed.
11067 (start_decl): Update.
11068 (enum deprecated_states): Moved earlier.
11069 (groktypename): Update.
11070 (push_parm_decl): Likewise.
11071 (grokfield): Likewise.
11072 (start_function): Likewise.
11074 2007-06-09 Ian Lance Taylor <iant@google.com>
11076 PR tree-optimization/32169
11077 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
11078 CONVERT_EXPR, check whether min and max both converted to an
11079 overflow infinity representation.
11081 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
11083 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
11084 not inserted on the edge.
11086 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11088 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11089 instructions if they are supported.
11090 (__divsi3, __umodsi3, __modsi3): Likewise.
11091 (__ashldi3, __ashrdi3, __lshrdi3): New.
11092 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11094 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11095 Tony Linthicum <tony.linthicum@amd.com>
11097 * doc/invoke.texi: Add fvect-cost-model flag.
11098 * common.opt (fvect-cost-model): New flag.
11099 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11100 cost fields in stmt_vec_info struct for STMT.
11101 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11102 fields in stmt_vec_info struct and access functions for the same.
11103 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11104 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11105 load, store and vector to scalar operation.
11106 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11107 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11108 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11109 (TARG_VEC_STORE_COST): Define cost of vector store.
11110 (vect_estimate_min_profitable_iters): Define new function.
11111 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11112 check to evaluate if loop iterations are less than minimum profitable
11113 iterations determined by cost model or minimum vect loop bound defined
11114 by user, whichever is more conservative.
11115 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11116 run-time check to evaluate if loop iterations are less than minimum
11117 profitable iterations determined by cost model or minimum vect loop
11118 bound defined by user, whichever is more conservative.
11119 (vect_estimate_min_profitable_iterations): New function to estimate
11120 mimimimum iterartions required for vector version of loop to be
11121 profitable over scalar version.
11122 (vect_model_reduction_cost): New function.
11123 (vect_model_induction_cost): New function.
11124 (vect_model_simple_cost): New function.
11125 (vect_cost_strided_group_size): New function.
11126 (vect_model_store_cost): New function.
11127 (vect_model_load_cost): New function.
11128 (vectorizable_reduction): Call vect_model_reduction_cost during
11130 (vectorizable_induction): Call vect_model_induction_cost during
11132 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11133 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11134 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11135 vectorizable_promotion, vectorizable_demotion): Call
11136 vect_model_simple_cost during analysis phase.
11138 2007-06-08 Simon Baldwin <simonb@google.com>
11140 * reg-stack.c (get_true_reg): Readability change. Moved default case
11141 label into direct switch statement scope.
11143 2007-06-08 Simon Baldwin <simonb@google.com>
11145 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11146 in gcc_assert() with '==' comparison.
11148 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11150 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11151 TARGET_ABM handling of x86_popcnt variable.
11153 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11155 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11156 __builtin_copysignq and __builtin_infq built-in functions.
11158 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11160 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11161 SSE4.2 section. Correct built-in function names in SSE4A section.
11163 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11165 PR tree-optimization/32243
11166 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11167 for ncopies after ratio check between nunits_out and nunits_in.
11168 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11170 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11172 PR tree-optimization/32224
11173 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11174 vectorization upon a non GIMPLE_MODIFY_STMT.
11176 2007-06-08 Christian Bruel <christian.bruel@st.com>
11179 * config/sh/sh.md (doloop_end): New pattern and splitter.
11180 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11182 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11184 PR middle-end/32209
11185 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11187 (verify_dominators): Do not change dominance tree.
11189 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11191 * config/sh/constraints.md: New file.
11192 * config/sh/sh.c: Include tm-constrs.h.
11193 (reg_class_from_letter): Remove.
11194 (prepare_cbranch_operands): Use satisfies_constraint_*
11195 function instead of macro.
11196 (andcosts, broken_move, sh_secondary_reload): Likewise.
11197 * config/sh/predicates.md (trapping_target_operand): Likewise.
11198 (and_operand, arith_operand, arith_reg_or_0_operand,
11199 cmp_operand, logical_operand, target_operand,
11200 ua_address_operand, ua_offset, xor_operand): Likewise.
11201 * config/sh/sh.md: Include constraints.md.
11202 (*movsicc_t_false): Use satisfies_constraint_* function
11204 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11205 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11206 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11207 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11208 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11209 (REG_CLASS_FROM_CONSTRAINT): Remove.
11210 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11211 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11212 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11213 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11214 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11215 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11216 function instead of macro.
11217 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11218 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11219 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11220 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11221 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11222 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11223 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11224 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11225 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11226 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11227 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11228 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11229 EXTRA_CONSTRAINT_STR): Likewise.
11230 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11232 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11234 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11236 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11239 * c-common.h (flag_cpp0x): Replaced by...
11240 (cxx_dialect): ... this new variable specifying the C++ dialect that
11242 * c-common.c (flag_cpp0x): Removed.
11243 (cxx_dialect): Defined.
11244 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11246 * c-opts.c (c_common_post_options): Likewise.
11247 (set_std_cxx98): Set cxx_dialect to cxx98.
11248 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11250 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11251 Hui-May Chang <hm.chang@apple.com>
11253 * doc/invoke.texi (Darwin Options): Update documentation for
11254 -mmacosx-version-min.
11255 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11256 * config/darwin-driver.c: New file.
11257 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11258 * config/t-darwin (darwin-driver.o): New rule.
11260 * config/darwin-c.c (version_as_macro): Ignore low digit.
11262 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11264 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11265 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11266 (CSGNMODE): New mode macro.
11267 (CSGNVMODE): New mode attribute.
11268 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11269 expander using CSGNMODE mode macro. Handle TFmode.
11270 (copysign<mode>3_const): Rename from copysignsf3_const and
11271 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11273 (copysign<mode>3_var): Rename from copysignsf3_var and
11274 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11276 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11277 mode macro. Handle TFmode.
11278 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11279 (iortf3, *iortf3): Ditto.
11280 (xortf3, *xortf3): Ditto.
11281 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11282 TFmode and TImode masks.
11283 (ix86_expand_copysign): Expand TFmode copysign insn.
11284 (IX86_BUILTIN_INFQ): New.
11285 (IX86_BUILTIN_FABSQ): Ditto.
11286 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11287 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11288 [__builtin_fabsq]: Ditto.
11289 [__builtin_copysignq]: Ditto.
11290 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11291 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11292 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11293 ix86_expand_binop_builtin().
11295 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11297 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11299 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11302 * rtl.h (push_to_sequence2): New.
11303 * emit-rtl.c (push_to_sequence2): New.
11304 * function.c (assign_parm_data_all): Add new fields.
11305 (assign_parm_setup_block): Call push_to_sequence2 instead of
11307 (assign_parm_setup_reg): Ditto.
11308 (assign_parm_setup_stack): Ditto.
11309 (assign_parms_unsplit_complex): Ditto.
11310 (assign_parms): Change field name.
11312 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11314 PR tree-optimization/32220
11315 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11316 phi node is reached before defining statement.
11318 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11321 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11322 after changing the right hand side of the assignment.
11324 2007-06-06 Eric Christopher <echristo@apple.com>
11326 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11327 (x86_64-*-darwin*): Ditto.
11328 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11329 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11331 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11333 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11334 coding conventions.
11335 (add_key): Likewise.
11336 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11337 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11339 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11341 (add_cost_one_coalesce): Likewise.
11342 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11343 variable names. Rename orig to orig_name for consistency.
11344 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11345 coding conventions.
11346 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11348 (record_equivalences_from_stmt): Likewise.
11349 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11350 the coding conventions.
11351 (memory_ssa_name_same): Likewise.
11352 (dse_optimize_stmt): Likewise.
11353 (dse_record_phis): Likewise.
11354 (dse_finalize_block): Likewise.
11355 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11356 keywords as variable names.
11357 (may_move_till): Cast according to the coding conventions.
11358 (force_move_till_expr): Avoid using C++ keywords as variable names.
11359 (force_move_till): Cast according to the coding conventions.
11360 (memref_hash): Likewise.
11361 (memref_eq): Likewise.
11362 (gather_mem_refs_stmt): Likewise.
11363 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11364 using C++ keywords as variable names.
11365 (idx_find_step): Cast according to the coding conventions.
11366 (idx_record_use): Likewise.
11367 (find_depends): Likewise.
11368 (prepare_decl_rtl): Likewise.
11369 (mbc_entry_hash): Likewise.
11370 (mbc_entry_eq): Likewise.
11371 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11372 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11373 (idx_infer_loop_bounds): Cast according to the coding conventions.
11374 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11375 * tree-ssa-math-opts.c (occ_new ): Likwise.
11376 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11378 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11380 (add_use_op): Likewise.
11381 (add_vop): Likewise.
11382 (add_vuse_op): Likewise.
11383 (add_vdef_op): Likewise.
11384 (get_expr_operands): Likewise.
11385 (push_stmt_changes): Use type safe memory macros.
11386 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11387 keywords as variable names.
11388 (conditional_replacement): Likewise.
11389 (minmax_replacement): Likewise.
11390 (abs_replacement): Likewise.
11391 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11392 coding conventions.
11393 (insert_fake_stores): Avoid using C++ keywords as variable names.
11394 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11396 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11397 (heapvar_insert): Use type safe memory macros.
11398 (new_var_info): Cast according to the coding conventions.
11399 (new_constraint): Likewise.
11400 (remove_preds_and_fake_succs): Use type safe memory macros.
11401 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11403 (thread_single_edge): Likewise.
11404 (thread_through_loop_header): Likewise.
11406 2007-06-06 Eric Christopher <echristo@apple.com>
11408 * config/i386/i386.c (override_options): Move handling
11409 of TARGET_SUBTARGET* earlier.
11411 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11413 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11416 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11418 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11419 emited outside of basic block.
11420 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11421 the created blocks.
11422 * rtl.h (delete_insn_chain): Declaration changed.
11423 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11425 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11426 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11427 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11428 to delete_insn_chain.
11429 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11430 do not have bb field set.
11431 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11433 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11434 * cfgcleanup.c (try_optimize_cfg): Ditto.
11436 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11438 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11439 (lambda_body_vector_new): Use type safe memory macros.
11440 (lambda_linear_expression_new): Likewise.
11441 (lambda_loopnest_new): Likewise.
11442 (lambda_lattice_new): Likewise.
11443 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11444 conventions. Use type safe memory macros.
11445 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11446 (lambda_body_vector_s): Likewise.
11447 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11448 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11450 2007-06-06 Richard Guenther <rguenther@suse.de>
11452 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11453 if we need to schedule cfg_cleanup.
11454 (tree_ssa_forward_propagate_single_use_vars): Do so.
11456 2007-06-06 Ian Lance Taylor <iant@google.com>
11458 * fold-const.c (merge_ranges): If range_successor or
11459 range_predecessor fail, just return 0.
11461 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11463 PR tree-optimization/32216
11464 * tree-vectorizer.c (supportable_widening_operation): Determine
11465 signedness of FIX_TRUNC_EXPR from output operand.
11466 (supportable_narrowing_operation): Ditto.
11467 * tree-vect-generic.c (expand_vector_operations_1): Determine
11468 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11469 from input operand.
11471 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11473 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11474 (struct pta): ...from here. Change flags to unsigned to avoid
11475 excessive casting (as it is used as a bit mask).
11476 (override_options): Add casts according to the coding convenventions.
11477 (x86_64_elf_unique_section): Likewise.
11478 (examine_argument): Avoid using C++ keywords as variable names.
11479 (construct_container): Likewise.
11480 (legitimize_pic_address): Likewise.
11481 (get_dllimport_decl): Cast according to the coding conventions. Use
11482 type safe memory macros.
11483 (legitimize_address): Cast according to the coding conventions.
11484 (emit_i387_cw_initialization): Corrected the type of slot to enum
11486 (ix86_init_machine_status): Use type safe memory macros.
11487 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11488 (bdesc_pcmpistr): Likewise.
11489 (bdesc_crc32): Likewise.
11490 (bdesc_sse_3arg): Likewise.
11491 (bdesc_2arg): Likewise.
11492 (bdesc_1arg): Likewise.
11493 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11494 (ix86_expand_sse_pcmpistr): Likewise.
11495 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11496 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11497 int to match the langhook definition.
11498 (ix86_builtin_conversion): Change the type of code to unsigned init to
11499 match the langhook definition.
11500 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11502 (ix86_preferred_output_reload_class): Likewise.
11503 (ix86_cannot_change_mode_class): Likewise.
11504 (ix86_memory_move_cost): Likewise.
11505 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11506 avoid excessive casting later on.
11507 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11509 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11511 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11512 as flags setting insn.
11513 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11515 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11517 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11518 (UNSPEC_ROUND): New.
11519 ("sse4_1_round<mode>2"): New insn pattern.
11520 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11522 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11523 expander using SSEMODEF mode macro. Expand using
11524 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11525 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11526 expander using SSEMODEF mode macro. Expand using
11527 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11528 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11529 expander using SSEMODEF mode macro. Expand using
11530 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11531 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11532 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11533 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11536 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11537 Sebastian Pop <sebpop@gmail.com>
11539 * lambda.h (build_linear_expr): New.
11540 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11541 Use build_linear_expr, call fold and force_gimple_operand.
11542 (lambda_loopnest_to_gcc_loopnest): Check that there is
11543 something to insert.
11544 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11546 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11548 PR preprocessor/23479
11549 * doc/extend.texi: Document the 0b-prefixed binary integer
11550 constant extension.
11552 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11554 PR tree-optimization/32215
11555 * tree-vectorizer.c (supportable_widening_operation): Return false
11556 for unsupported FIX_TRUNC_EXPR tree code.
11557 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11559 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11561 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11562 register on SPE targets. Change documentation to reflect
11564 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11565 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11566 out of the register allocation pool.
11567 (rs6000_reg_live_or_pic_offset_p): New function.
11568 (rs6000_emit_prologue): Move the actual saving of LR up to free
11569 r0 for holding r11. Split saving of SPE 64-bit registers into
11570 its own case. Ensure that offsets will always be in-range for
11571 'evstdd' by using r11 as a scratch register to point at the start
11572 of the SPE save area. Save r11 if necessary, as it is the static
11574 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11575 into its own case. Ensure that offsets will always be in-range
11576 for 'evldd' by using r11 as a scratch register to point at the
11577 start of the SPE save area. Also adjust r11 when restoring
11578 the stack pointer to compensate for pre-loading r11.
11580 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11582 * cfg.c (init_flow): Use type safe memory macros.
11583 (alloc_block): Likewise.
11584 (unchecked_make_edge): Likewise.
11585 (dump_flow_info): Avoid using C++ keywords as variable names.
11586 (copy_original_table_clear): Cast according to the coding conventions.
11587 (copy_original_table_set): Likewise.
11588 * cfgexpand (label_rtx_for_bb): Likewise.
11589 (expand_gimple_basic_block): Likewise.
11590 * cfghooks.c (dump_bb): Likewise.
11591 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11593 (lv_add_condition_to_bb): Likewise.
11594 * cfglayout (relink_block_chain): Cast according to the coding
11596 (fixup_reorder_chain): Likewise.
11597 (fixup_fallthru_exit_predecessor): Likewise.
11598 * cfgloop.c (glb_enum_p): Likewise.
11599 (get_exit_description): Likewise.
11600 (dump_recorded_exit): Likewise.
11601 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11602 (struct loop): ... from here.
11603 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11605 * cfgrtl.c (rtl_create_basic_block): Likewise.
11606 (rtl_split_block): Likewise.
11607 (rtl_dump_bb): Likewise.
11608 (cfg_layout_split_block): Likewise.
11609 (init_rtl_bb_info): Use typesafe memory macros.
11611 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11612 * graphds.h: Updated all usages of edge to graph_edge.
11613 * graphds.c: Likewise.
11614 * cfgloopanal.c: Likewise.
11616 2007-06-05 Ian Lance Taylor <iant@google.com>
11618 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11619 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11620 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11622 (test_for_singularity): Likewise.
11624 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11626 * config/i386/constraints.md ("Y2"): Replaced by ...
11628 * config/i386/i386.md: Likewise.
11629 * config/i386/mmx.md: Likewise.
11630 * config/i386/sse.md: Likewise.
11632 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11634 * config/i386/constraints.md ("z"): Replaced by ...
11636 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11637 (sse4_1_blendvps): Likewise.
11638 (sse4_1_pblendvb): Likewise.
11639 (sse4_2_pcmpestr): Likewise.
11640 (sse4_2_pcmpestrm): Likewise.
11641 (sse4_2_pcmpestr_cconly): Likewise.
11642 (sse4_2_pcmpistr): Likewise.
11643 (sse4_2_pcmpistrm): Likewise.
11644 (sse4_2_pcmpistr_cconly): Likewise.
11646 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11648 * matrix-reorg.c (transform_access_sites): Fix computation.
11649 (transform_allocation_sites): Same.
11651 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/i386.c (override_options): Use
11654 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11656 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11658 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11659 (nonimm_not_xmm0_operand): Ditto.
11660 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11661 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11662 as operand[2] predicate. Require "z" class XMM register for
11663 operand[3]. Adjust asm template.
11664 ("sse4_1_blendvpd"): Ditto.
11665 ("sse4_1_pblendvb"): Ditto.
11666 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11667 force op2 into xmm0 register for variable blend instructions.
11669 2007-06-04 Tom Tromey <tromey@redhat.com>
11671 * c-tree.h (start_enum): Update.
11672 (build_enumerator): Likewise.
11673 * c-decl.c (enum_next_value): Removed.
11674 (enum_overflow): Likewise.
11675 (start_enum): Add c_enum_contents argument. Don't use globals.
11676 (build_enumerator): Likewise.
11677 * c-tree.h (struct c_enum_contents): New struct.
11679 2007-06-04 Tom Tromey <tromey@redhat.com>
11681 * c-common.c (c_common_get_alias_set): Fix indentation.
11683 2007-06-04 Ian Lance Taylor <iant@google.com>
11685 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11686 to overflow, reduce overflow infinity to regular infinity.
11687 (vrp_var_may_overflow): New static function.
11688 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11690 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11692 * stor-layout.c (layout_type): Remove duplicate code.
11694 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11697 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11698 before build_common_builtin_nodes ().
11700 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11703 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11705 2007-06-04 Jan Hubicka <jh@suse.cz>
11707 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11708 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11709 instead of _stat version.
11711 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11713 PR tree-optimization/32194
11714 * tree-predcom.c (determine_offset): Check that both references have
11717 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11719 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11720 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11721 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11722 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11723 Add argument to iterate_fix_dominators call.
11724 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11725 * gcse.c (hoist_code): Change domby to vector.
11726 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11727 Add argument to iterate_fix_dominators call.
11728 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11729 recompute_dominator.
11730 * lambda-code.c (perfect_nestify): Ditto.
11731 * cfgloopanal.c: Include graphds.h.
11732 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11733 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11734 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11736 * graphds.c: New file.
11737 * graphds.h: New file.
11738 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11739 (get_dominated_by, get_dominated_by_region): Change return type to
11741 (verify_dominators): Recompute all dominators and compare the results.
11742 (recount_dominator): Renamed to ...
11743 (recompute_dominator): ... this. Do not check that the block is
11744 dominated by entry.
11745 (iterate_fix_dominators): Reimplemented.
11746 (prune_bbs_to_update_dominators, root_of_dom_tree,
11747 determine_dominators_for_sons): New functions.
11748 * et-forest.c (et_root): New function.
11749 * et-forest.h (et_root): Declare.
11750 * Makefile.in (graphds.o): Add.
11751 (cfgloopanal.o): Add graphds.h dependency.
11752 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11753 * basic-block.h (get_dominated_by, get_dominated_by_region,
11754 iterate_fix_dominators): Declaration changed.
11755 (recount_dominator): Renamed to ...
11756 (recompute_dominator): ... this.
11757 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11758 (thread_through_all_blocks): Do not free dominance info.
11760 2007-06-03 Andreas Schwab <schwab@suse.de>
11762 * config/m68k/m68k.c (override_options): Don't override
11764 * config/m68k/m68k-modes.def (SF, DF): Define to use
11765 motorola_single_format and motorola_double_format, resp.
11766 * real.c (motorola_single_format): Renamed from
11767 coldfire_single_format.
11768 (motorola_double_format): Renamed from coldfire_double_format.
11769 (encode_ieee_extended): Generate a proper canonical NaN image
11770 respecting canonical_nan_lsbs_set.
11771 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11773 * real.h: Adjust declarations.
11775 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11778 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11779 the symbol is generated with the stack protector.
11781 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11783 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11784 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11786 * doc/extend.texi (interrupt): Mention m68k.
11788 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11791 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11792 (ix86_expand_sse_pcmpestr): Do not check operands for
11793 "register_operand", when insn operand predicate is "register_operand".
11794 (ix86_expand_sse_pcmpistr): Ditto.
11796 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11797 Uros Bizjak <ubizjak@gmail.com>
11799 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11800 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11801 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11802 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11803 * config/i386/constraints.md ("z"): New register constraint
11804 for members of SSE_FIRST_REG class.
11805 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11806 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11807 SSE_FIRST_REG class.
11808 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11809 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11810 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11811 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11812 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11813 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11814 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11815 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11816 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11817 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11818 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11819 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11820 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11821 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11822 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11823 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11824 (struct builtin_description): Change "flag" field to unsigned.
11825 (bdesc_pcmpestr): New builtin description table.
11826 (bdesc_pcmpistr): Likewise.
11827 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11828 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11829 Initialize pcmp[ei]str[im] insns for SSE4.2.
11830 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11831 (ix86_expand_sse_pcmpistr): Likewise.
11832 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11833 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11834 (UNSPEC_PCMPISTR): Likewise.
11835 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11836 (sse4_2_pcmpestri):New isns pattern.
11837 (sse4_2_pcmpestrm): Likewise.
11838 (sse4_2_pcmpestr_cconly): Likewise.
11839 (sse4_2_pcmpistr): New insn patern and splitter.
11840 (sse4_2_pcmpistri):New isns pattern.
11841 (sse4_2_pcmpistrm): Likewise.
11842 (sse4_2_pcmpistr_cconly): Likewise.
11843 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11846 2007-06-01 David Daney <ddaney@avtrex.com>
11848 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11849 LOADGP_ABSOLUTE and not binds_local_p.
11851 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11853 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11855 2007-06-01 Ian Lance Taylor <iant@google.com>
11857 * tree-vrp.c (compare_name_with_value): Always set
11858 used_strict_overflow if we get a result from the variable itself.
11860 2007-06-01 Ian Lance Taylor <iant@google.com>
11862 PR rtl-optimization/31455
11863 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11864 subregs which have a cast between modes which are not tieable.
11866 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11868 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11869 breaks after return statements.
11871 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11873 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11874 only after no_new_pseudos.
11876 2007-05-31 Eric Christopher <echristo@apple.com>
11878 * expr.c (convert_move): Assert that we don't have a BLKmode
11880 (store_expr): Handle BLKmode moves by calling emit_block_move.
11882 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11884 * c-typeck.c (build_indirect_ref): Include type in error message.
11885 (build_binary_op): Pass types to binary_op_error.
11886 * c-common.c (binary_op_error): Take two type arguments, print out
11888 * c-common.h (binary_op_error): Update prototype.
11890 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11892 * config/i386/i386.c: Correct coments on -mno-sse4.
11894 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11896 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11897 (x86_64-*-*): Likewise.
11898 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11899 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11900 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11901 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11902 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11903 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11904 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11905 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11906 (OPTION_MASK_ISA_SSE4): Likewise.
11907 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11908 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11909 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11910 (override_options): Support SSE4.2.
11911 (ix86_build_const_vector): Support SImode and DImode.
11912 (ix86_build_signbit_mask): Likewise.
11913 (ix86_expand_int_vcond): Support V2DImode.
11914 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11915 (IX86_BUILTIN_CRC32HI): Likewise.
11916 (IX86_BUILTIN_CRC32SI): Likewise.
11917 (IX86_BUILTIN_CRC32DI): Likewise.
11918 (IX86_BUILTIN_PCMPGTQ): Likewise.
11919 (bdesc_crc32): Likewise.
11920 (bdesc_sse_3arg): Likewise.
11921 (ix86_expand_crc32): Likewise.
11922 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11923 (ix86_expand_builtin): Likewise.
11924 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11925 __SSE4_2__ for -msse4.2.
11926 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11927 (CRC32MODE): Likewise.
11928 (crc32modesuffix): Likewise.
11929 (crc32modeconstraint): Likewise.
11930 (sse4_2_crc32<mode>): Likewise.
11931 (sse4_2_crc32di): Likewise.
11932 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11934 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11935 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11936 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11937 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11938 (vcondu<mode>): Likewise.
11939 * doc/extend.texi: Document SSE4.2 built-in functions.
11940 * doc/invoke.texi: Document -msse4.2/-msse4.
11942 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11944 PR tree-optimization/32160
11945 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11946 variable as gimple reg.
11947 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11949 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11951 * gcc.c (main): Don't consider linker options when issuing the
11952 warning about a linker input file not being used.
11954 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11956 * tree-vrp.c (compare_names): Initialize sop.
11958 2007-05-30 Dirk Mueller <dmueller@suse.de>
11960 * cgraphunit.c (cgraph_analyze_function): Remove
11961 computation of inline parameters.
11963 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11967 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11969 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11970 Add vx-common.h. Include vxworks.h between vx-common.h and
11972 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11974 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11975 (TARGET_ASM_DESTRUCTOR): Likewise.
11976 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11977 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11978 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11979 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11980 (VXWORKS_ENDIAN_SPEC): Define.
11981 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11982 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11983 VXWORKS_* equivalents.
11984 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11985 (ASM_FILE_START): Delete.
11986 (TARGET_VERSION): Reformat.
11987 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11988 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11989 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11990 (FPBIT, DPBIT): Define.
11991 (fp-bit.c, dp-bit.c): New rules.
11992 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11993 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11994 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11995 * config/arm/arm.h: Include vxworks-dummy.h.
11996 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11997 Mark with ATTRIBUTE_UNUSED.
11998 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11999 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
12000 make it incompatible with -msingle-pic-base.
12001 (arm_function_ok_for_sibcall): Return false for calls that might
12002 go through a VxWorks PIC PLT entry.
12003 (require_pic_register): New function, split out from...
12004 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
12006 (arm_load_pic_register): Handle the VxWorks RTP initialization
12007 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
12008 (arm_emit_call_insn): New function.
12009 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
12010 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
12011 (pic_offset_arm): New pattern.
12012 (call, call_value): Use arm_emit_call_insn.
12013 (call_internal, call_value_internal): New expanders.
12014 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
12015 VxWorks unless __PIC__.
12017 2007-05-30 Eric Christopher <echristo@gmail.com>
12019 * genrecog.c: Include regs.h in generated file.
12020 * genemit.c: Ditto. Fix up formatting.
12021 * config/mn10300/constraints.md: New.
12022 * config/mn10300/mn10300.md: Include.
12023 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
12024 Fix up for removed macro.
12025 * config/mn10300/predicates.md (call_address_operand): Ditto.
12026 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
12027 (CONST_OK_FOR_I): Ditto.
12028 (CONST_OK_FOR_J): Ditto.
12029 (CONST_OK_FOR_K): Ditto.
12030 (CONST_OK_FOR_L): Ditto.
12031 (CONST_OK_FOR_M): Ditto.
12032 (CONST_OK_FOR_N): Ditto.
12033 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
12037 (EXTRA_CONSTRAINT): Ditto.
12039 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12041 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
12043 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
12044 OPTION_MASK_ISA_64BIT.
12045 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
12047 2007-05-30 Richard Guenther <rguenther@suse.de>
12049 PR middle-end/32152
12050 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
12051 types for comparison.
12052 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
12053 with original typed arguments.
12054 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
12056 2007-05-30 Jakub Jelinek <jakub@redhat.com>
12058 PR tree-optimization/31769
12059 * except.c (duplicate_eh_regions): Clear prev_try if
12060 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
12062 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
12064 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
12065 * tree-ssa-sink.c (statement_sink_location): Return basic block and
12066 bsi of the location where statements should be inserted.
12067 (sink_code_in_bb): Take bsi from statement_sink_location.
12068 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
12069 instead of bsi_start.
12070 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
12072 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
12073 (bsi_move_before): Document inconsistency with bsi_move_after.
12074 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
12076 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12078 * config/i386/i386.h (TARGET_ABM): New define.
12079 (TARGET_POPCNT): Ditto.
12080 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
12081 New temporary defines to redefine from OPTION_ISA_* defines.
12082 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
12083 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
12084 (ix86_isa_flags): New extern int declaration.
12085 (TARGET_SUBTARGET_DEFAULT): New define.
12086 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12087 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12088 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12089 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12090 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12091 * config/i386/darwin.h: Change TARGET_64BIT define to
12094 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12095 using existing "ix86_isa_flags" varible.
12096 (m32, m64): Use existing "ix86_isa_flags" variable.
12097 (mmmx, m3dnow): Ditto.
12098 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12099 (mabm): Define as non-negative option using "x86_abm" variable.
12100 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12102 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12103 Rewrite feature test bitmap.
12104 (ix86_isa_flags): New initialized global int varible.
12105 (ix86_isa_flags_explicit): New static int variable.
12106 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12107 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12108 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12109 target_flags_explicit.
12110 (override_options): Remove "target_enable" and "target_disable" fields
12111 from "struct ptt". Update processor_target_table accordingly. Remove
12112 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12113 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12114 "target_flags" and "ix86_isa_flags_explicit" instead of
12115 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12116 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12117 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12118 to true when either of PTA_POPCNT or PTA_ABM is set in
12119 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12120 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12121 processor_alias_table flags entry. Remove handling of
12122 "target_enable" and "target_disable" fields of processor_target_table.
12123 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12124 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12125 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12126 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12127 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12129 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12131 2007-05-29 David Daney <ddaney@avtrex.com>
12134 * config/mips/mips.c (mips_output_mi_thunk): Emit
12135 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12137 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12138 * config/i386/i386.c (ix86_function_regparm): Added checking of
12139 ix86_force_align_arg_pointer to determine the number of
12140 register parameters.
12142 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12144 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12145 (SET_DR_MISALIGNMENT): New.
12146 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12147 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12148 Use SET_DR_MISALIGNMENT.
12149 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12151 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12152 find_loop_nest): Export.
12153 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12154 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12155 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12156 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12158 (struct mem_ref): Add field reuse_distance.
12159 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12160 Initialize reuse_distance field.
12161 (issue_prefetch_ref): Select temporality of prefetch according to
12163 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12164 self_reuse_distance, determine_loop_nest_reuse): New functions.
12165 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12166 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12167 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12170 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12172 * tree-ssa-alias.c: Add aliasing overview.
12174 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12175 Danny Smith <dannysmith@users.sourceforge.net>
12178 * config/i386/t-crtfm: Compile crtfastmath.o with
12179 -minline-all-stringops.
12180 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12181 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12183 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12185 * doc/md.texi: Document constraints on HP PA-RISC.
12187 * pa/constraints.md: New file.
12188 * pa.md: Include constraints.md.
12189 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12190 (integer_store_memory_operand, ldil_cint_p): New functions.
12191 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12192 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12193 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12194 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12195 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12197 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12200 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12201 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12202 case POSTDECREMENT_EXPR>): Return the error_mark_node
12203 if either the real or imaginary parts would an
12206 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12208 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12209 name when we remove it from a call.
12211 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12213 * targhooks.c (default_narrow_bitfield): Remove.
12214 * targhooks.h: Remove the prototype for
12215 default_narrow_bitfield.
12217 * langhooks-def.h: Remove the prototype for
12218 hook_get_alias_set_0.
12219 * langhooks.c (hook_get_alias_set_0): Remove.
12221 * global.c (EXECUTE_IF_CONFLICT): Remove.
12223 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12226 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12227 return true when truth_value_p is true and the type
12230 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12232 * doc/install.texi (Prerequisites): We no longer require Autoconf
12233 2.13 for the top-level.
12235 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12237 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12238 memory access via x86_expand_vector_move_misalign() only for
12239 TImode values on 32-bit targets.
12241 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12243 * matrix-reorg.c: New file. Implement matrix flattening and
12244 transposing optimization.
12245 * tree-pass.h: Add matrix reorg pass.
12246 * common.opt: Add fipa-mreorg flag.
12247 * Makefile.in: Add matrix-reorg.c.
12248 * passes.c: Add matrix reorg pass.
12249 * varpool.c (add_new_static_var): New function.
12250 * cgraph.h (add_new_static_var): Declare.
12252 2007-05-27 Eric Christopher <echristo@apple.com>
12254 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12255 sp_offset depending on stack size. Save r12 depending
12256 on registers we're saving later.
12257 (rs6000_emit_epilogue): Update sp_offset depending only
12260 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12262 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12263 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12264 * ifcvt.c (if_convert): Ditto.
12265 * tree-ssa-threadupdate.c (thread_block): Ditto.
12266 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12267 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12268 verify_loop_closed_ssa): Check number_of_loops instead of
12270 * predict.c (tree_estimate_probability): Ditto.
12271 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12272 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12273 * modulo-sched.c (sms_schedule): Ditto.
12274 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12275 (scev_finalize): Do not do anything if scev analysis was not
12277 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12278 current_loops == NULL.
12279 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12280 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12281 there are no loops.
12282 (loop_optimizer_finalize): Assert that loops were analyzed.
12283 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12284 rtl_doloop): Check number_of_loops instead of current_loops.
12285 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12286 current_loops == NULL.
12287 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12288 gate_tree_vectorize tree_linear_transform, check_data_deps,
12289 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12290 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12291 Check number_of_loops instead of current_loops.
12292 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12293 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12294 free loops if available.
12295 (execute_pre): Do not pass do_fre to fini_pre.
12297 2007-05-27 Tobias Burnus <burnus@net-b.de>
12299 PR middle-end/32083
12300 * real.c (mpfr_from_real): Fix sign of -Inf.
12302 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12304 * tree-vect-transform.c (vectorizable_conversion): Initialize
12305 tree_code variables to ERROR_MARK.
12306 (vectorizable_type_demotion): Likewise.
12307 (vectorizable_type_promotion): Likewise.
12309 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12312 * config/i386/i386.md (movti): Handle push operands via
12313 ix86_expand_push().
12315 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12317 * basic-block.h: Remove the prototype for merge_seq_blocks.
12318 * cfgcleanup.c (merge_seq_blocks): Remove.
12320 * tree-flow.h: Remove the prototype for is_aliased_with.
12321 * tree-ssa-alias.c (is_aliased_with): Remove.
12323 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12325 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12327 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12329 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12330 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12331 (vec_unpacks_hi_v16qi): Likewise.
12332 (vec_unpacku_lo_v16qi): Likewise.
12333 (vec_unpacks_lo_v16qi): Likewise.
12334 (vec_unpacku_hi_v8hi): Likewise.
12335 (vec_unpacks_hi_v8hi): Likewise.
12336 (vec_unpacku_lo_v8hi): Likewise.
12337 (vec_unpacks_lo_v8hi): Likewise.
12338 (vec_unpacku_hi_v4si): Likewise.
12339 (vec_unpacks_hi_v4si): Likewise.
12340 (vec_unpacku_lo_v4si): Likewise.
12341 (vec_unpacks_lo_v4si): Likewise.
12343 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12345 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12346 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12347 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12348 follow spelling conventions in various
12349 warning/error/diagnostic messages.
12351 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12352 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12353 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12354 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12355 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12356 * doc/tm.texi: Follow spelling conventions.
12358 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12361 * tree-ssa-forwprop.c
12362 (forward_propagate_addr_into_variable_array_index): Remove
12363 the lhs argument. Use the type of def_rhs instead of lhs.
12364 (forward_propagate_addr_expr_1): Update use of
12365 forward_propagate_addr_into_variable_array_index.
12367 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12368 Nigel Stephens <nigel@mips.com>
12370 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12371 function attributes, "far" being an alias for "long_call".
12372 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12373 (mips_near_type_p, mips_far_type_p): New.
12374 (mips_comp_type_attributes): New function to check that attributes
12375 attached to a function type are compatible.
12376 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12377 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12378 to the target function of the thunk.
12379 (mips_encode_section_info): Check for "near" and "far" function
12380 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12382 * config/mips/predicates.md (const_call_insn_operand): Test only
12383 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12385 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12388 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12389 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12390 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12391 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12393 2007-05-25 Eric Christopher <echristo@apple.com>
12395 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12396 to x86-darwin configurations.
12397 * config/i386/t-darwin: Add softfp support.
12398 * config/i386/t-darwin64: Ditto.
12399 * config/i386/sfp-machine.h: If mach then don't use
12400 aliasing, emit a stub to call.
12402 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12404 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12405 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12406 tree-predcom.c, tree-ssa-alias-warnings.c,
12407 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12408 comment typos. Follow spelling conventions.
12409 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12411 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12414 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12415 constants into memory. Expand unaligned memory references for
12416 SSE modes via x86_expand_vector_move_misalign() function.
12418 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12420 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12421 "memory" attribute for "sseishft" type insn without operands[2].
12423 2007-05-25 Dirk Mueller <dmueller@suse.de>
12424 Marcus Meissner <meissner@suse.de>
12426 * doc/extend.texi (alloc_size): New attribute.
12427 * c-common.c (handle_alloc_size_attribute): New.
12428 * tree-object-size.c (alloc_object_size): Use alloc_size
12429 attribute, if available.
12431 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12435 (__builtin_ia32_vec_ext_v2di): Likewise.
12436 (__builtin_ia32_vec_ext_v4si): Likewise.
12437 (__builtin_ia32_vec_ext_v8hi): Likewise.
12438 (__builtin_ia32_vec_ext_v16qi): Likewise.
12439 (__builtin_ia32_vec_set_v8hi): Likewise.
12441 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12443 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12445 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12447 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12448 (arm_is_longcall_p): Rename to...
12449 (arm_is_long_call_p): ...this. Take a single tree argument and
12451 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12452 (CUMULATIVE_ARGS): Remove call_cookie.
12453 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12454 (ENCODED_LONG_CALL_ATTR_P): Delete.
12455 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12456 LONG_CALL_FLAG_CHAR cases.
12457 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12458 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12459 ARM_DECLARE_FUNCTION_SIZE.
12460 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12461 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12462 (arm_encode_call_attribute, current_file_function_operand): Delete.
12463 (arm_function_in_section_p): New function.
12464 (arm_is_longcall_p): Rename to...
12465 (arm_is_long_call_p): ...this. Take the target function as a single
12466 argument and return a bool. Do not rely on call cookies. Check
12467 whether the target symbol is in the same section as the current
12468 function, not just the same compilation unit.
12469 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12470 (arm_encode_section_info): Don't encode a call type.
12471 * config/arm/arm.md (call, call_value): Update calls to
12472 arm_is_long(_)call_p. Simplify logic.
12473 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12474 Update calls to arm_is_long(_)call_p.
12476 2007-05-25 Richard Guenther <rguenther@suse.de>
12478 PR tree-optimization/31982
12479 * tree-ssa-forwprop.c
12480 (forward_propagate_addr_into_variable_array_index): Handle arrays
12481 with element size one.
12483 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12485 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12486 (umulsi3_highpart): Likewise.
12488 2007-05-24 Ian Lance Taylor <iant@google.com>
12490 PR rtl-optimization/32069
12491 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12494 2007-05-24 Ollie Wild <aaw@google.com>
12496 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12499 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12501 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12502 (oprs_unchanged_p): Use it to check all registers in a REG.
12503 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12504 (reg_set_between_after_reload_p): Delete.
12505 (reg_used_between_after_reload_p): Likewise.
12506 (reg_set_or_used_since_bb_start): Likewise.
12507 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12508 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12509 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12510 * rtlanal.c (reg_set_p): Check whether REG overlaps
12511 regs_invalidated_by_call, rather than just checking the
12512 membership of REGNO (REG).
12514 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12516 * doc/passes.texi: Document predictive commoning.
12517 * doc/invoke.texi (-fpredictive-commoning): Document.
12518 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12519 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12520 adding indices to the generated name.
12521 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12522 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12523 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12524 (op_symbol_code): ... and exported.
12525 (dump_omp_clause, op_symbol): Use op_symbol_code
12526 instead of op_symbol_1.
12527 * tree-pass.h (pass_predcom): Declare.
12528 * timevar.def (TV_PREDCOM): New timevar.
12529 * tree-ssa-loop.c (run_tree_predictive_commoning,
12530 gate_tree_predictive_commoning, pass_predcom): New.
12531 * tree-data-ref.c (find_data_references_in_loop): Find the
12532 references in dominance order.
12533 (canonicalize_base_object_address): Ensure that the result has
12535 (dr_analyze_innermost): Export.
12536 (create_data_ref): Code to fail for references with invariant
12538 (find_data_references_in_stmt): ... here.
12539 * tree-data-ref.h (dr_analyze_innermost): Declare.
12540 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12541 (aff_combination_find_elt, name_expansion_hash,
12542 name_expansion_eq, tree_to_aff_combination_expand,
12543 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12545 * tree-affine.h (aff_combination_constant_multiple_p,
12546 tree_to_aff_combination_expand): Declare.
12547 * tree-predcom.c: New file.
12548 * common.opt (fpredictive-commoning): New option.
12549 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12550 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12551 * Makefile.in (tree-predcom.o): Add.
12552 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12553 * passes.c (init_optimization_passes): Add dceloop after
12554 copy propagation in loop optimizer. Add predictive commoning
12555 to loop optimizer passes.
12557 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12559 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12562 2007-05-24 Jan Hubicka <jh@suse.cz>
12564 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12566 (genheader): Include statistics.h.
12568 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12570 * print-rtl.c (flag_dump_unnumbered): Update comments.
12571 (print_rtl): Fix my previous change.
12572 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12575 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12577 PR middle-end/32018
12578 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12580 (thread_through_all_blocks): Call initialize_original_copy_tables
12581 and free_original_copy_tables.
12582 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12584 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12585 * cfghooks.c (duplicate_block): Use get_loop_copy.
12586 * cfg.c: Include cfgloop.h.
12587 (loop_copy): New hash table.
12588 (initialize_original_copy_tables): Initialize loop_copy table.
12589 (free_original_copy_tables): Free loop_copy table.
12590 (copy_original_table_clear, copy_original_table_set,
12591 set_loop_copy, get_loop_copy): New functions.
12592 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12593 * cfgloop.h (struct loop): Remove copy field.
12594 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12595 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12597 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12599 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12600 -msse/-msse2/-msse3.
12602 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12605 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12607 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12610 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12611 * targhooks.h (default_mangle_decl_assembler_name): Declare
12613 * targhooks.c (default_mangle_decl_assembler_name): Define
12615 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12617 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12618 * langhooks.c (lhd_set_decl_assembler_name): Call
12619 targetm.mangle_decl_assembler_name for names with global scope.
12621 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12623 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12624 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12626 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12627 New. Factored out of i386_pe_encode_section_info.
12628 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12629 Move check for prior decoration of stdcall
12630 symbols to i386_pe_encode_section_info.
12631 (i386_pe_encode_section_info): Adjust call to
12632 gen_stdcall_or_fastcall_suffix. Use
12633 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12634 (i386_pe_mangle_decl_assembler_name): New. Wrap
12635 i386_pe_maybe_mangle_decl_assembler_name.
12637 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12639 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12640 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12641 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12642 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12643 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12646 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12647 Nigel Stephens <nigel@mips.com>
12648 Richard Sandiford <richard@codesourcery.com>
12650 Fix up MIPS16 hard float and add support for complex.
12652 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12653 (TARGET_SOFT_FLOAT_ABI): New.
12654 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12655 __mips_soft_float to reflect the ABI in use, not whether the
12656 FPU is directly accessible (e.g., in MIPS16 mode).
12657 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12658 (UNITS_PER_FPVALUE): Likewise.
12660 * config/mips/mips.c (mips_expand_call): Remove redundant
12661 TARGET_MIPS16 check.
12662 (mips_arg_regno): New.
12663 (function_arg_advance): When setting bits in cum->fp_code for
12664 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12666 (function_arg): Use mips_arg_regno.
12667 (mips_return_mode_in_fpr_p): New.
12668 (mips16_call_stub_mode_suffix): New.
12669 (mips16_cfun_returns_in_fpr_p): New.
12670 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12671 (mips_output_function_prologue): Test mips16_hard_float, not
12672 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12673 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12674 return value into a floating-point register.
12675 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12676 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12677 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12678 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12679 word of double arguments from or to the high bits of 64-bit
12680 floating point registers.
12681 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12682 (mips16_fpret_double): New helper function.
12683 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12684 support for complex modes. Fill in DECL_RESULT for stubdecl.
12685 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12687 * config/mips/mips16.S
12688 (RET, ARG1, ARG2): New.
12689 (MERGE_GPRf, MERGE_GPRt): New.
12690 (DELAYt, DELAYf): New.
12691 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12692 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12693 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12694 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12695 (SFOP): Renamed to...
12696 (OPSF3): This, and macro-ified. Updated all uses.
12697 (SFOP2): Renamed to...
12698 (OPSF2): This, and macro-ified. Updated all uses.
12699 (SFCMP): Renamed to...
12700 (CMPSF): This, and macro-ified. Updated all uses.
12701 (SFREVCMP): Renamed to...
12702 (REVCMPSF): This, and macro-ified. Updated all uses.
12703 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12704 (LDDBL1, LDDBL2, RETDBL): Deleted.
12705 (DFOP): Renamed to...
12706 (OPDF3): This, and macro-ified. Updated all uses.
12707 (DFOP2): Renamed to...
12708 (OPDF2): This, and macro-ified. Updated all uses.
12709 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12710 (DFCMP): Renamed to...
12711 (CMPDF): This, and macro-ified. Updated all uses.
12712 (DFREVCMP): Renamed to...
12713 (REVCMPDF): This, and macro-ified. Updated all uses.
12714 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12715 (RET_FUNCTION): New.
12716 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12717 (__mips16_ret_sc, __mips16_ret_dc): New.
12718 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12719 STUB_ARGS_6, STUB_ARGS_10): New.
12720 (CALL_STUB_NO_RET): New.
12721 (__mips16_call_stub_1): Macro-ified.
12722 (__mips16_call_stub_5): Macro-ified.
12723 (__mips16_call_stub_2): Macro-ified.
12724 (__mips16_call_stub_6): Macro-ified.
12725 (__mips16_call_stub_9): Macro-ified.
12726 (__mips16_call_stub_10): Macro-ified.
12727 (CALL_STUB_RET): New.
12728 (__mips16_call_stub_sf_0): Macro-ified.
12729 (__mips16_call_stub_sf_1): Macro-ified.
12730 (__mips16_call_stub_sf_5): Macro-ified.
12731 (__mips16_call_stub_sf_2): Macro-ified.
12732 (__mips16_call_stub_sf_6): Macro-ified.
12733 (__mips16_call_stub_sf_9): Macro-ified.
12734 (__mips16_call_stub_sf_10): Macro-ified.
12735 (__mips16_call_stub_df_0): Macro-ified.
12736 (__mips16_call_stub_df_1): Macro-ified.
12737 (__mips16_call_stub_df_5): Macro-ified.
12738 (__mips16_call_stub_df_2): Macro-ified.
12739 (__mips16_call_stub_df_6): Macro-ified.
12740 (__mips16_call_stub_df_9): Macro-ified.
12741 (__mips16_call_stub_df_10): Macro-ified.
12742 (__mips16_call_stub_sc_0): New.
12743 (__mips16_call_stub_sc_1): New.
12744 (__mips16_call_stub_sc_5): New.
12745 (__mips16_call_stub_sc_2): New.
12746 (__mips16_call_stub_sc_6): New.
12747 (__mips16_call_stub_sc_9): New.
12748 (__mips16_call_stub_sc_10): New.
12749 (__mips16_call_stub_dc_0): New.
12750 (__mips16_call_stub_dc_1): New.
12751 (__mips16_call_stub_dc_5): New.
12752 (__mips16_call_stub_dc_2): New.
12753 (__mips16_call_stub_dc_6): New.
12754 (__mips16_call_stub_dc_9): New.
12755 (__mips16_call_stub_dc_10): New.
12757 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12758 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12759 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12761 2007-05-23 Ian Lance Taylor <iant@google.com>
12763 * doc/invoke.texi (Invoking GCC): Document that the order of the
12766 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12769 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12770 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12771 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12775 * config/score/score.c (score_print_operand): Make sure that only
12776 lower bits are used.
12778 2007-05-22 Ian Lance Taylor <iant@google.com>
12780 * tree-vrp.c (avoid_overflow_infinity): New static function,
12781 broken out of set_value_range_to_value.
12782 (set_value_range_to_value): Call avoid_overflow_infinity.
12783 (extract_range_from_assert): Likewise.
12785 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12787 PR middle-end/31095
12788 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12789 change the type before looking for a COMPOUND_EXPR.
12791 2007-05-22 Ian Lance Taylor <iant@google.com>
12793 * lower-subreg.c (decompose_multiword_subregs): If we change an
12794 insn, call remove_retval_note on it.
12796 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12798 * regs.h (end_hard_regno): New function.
12799 (END_HARD_REGNO, END_REGNO): New macros.
12800 (add_to_hard_reg_set): New function.
12801 (remove_from_hard_reg_set): Likewise.
12802 (in_hard_reg_set_p): Likewise.
12803 (overlaps_hard_reg_set_p): Likewise.
12804 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12805 (note_btr_set): Use END_HARD_REGNO.
12806 * caller-save.c (setup_save_areas): Use end_hard_regno.
12807 (mark_set_regs): Use END_HARD_REGNO.
12808 (add_stored_regs): Use end_hard_regno.
12809 (mark_referenced_regs): Use add_to_hard_reg_set.
12810 * combine.c (update_table_tick): Use END_REGNO.
12811 (record_value_for_reg): Likewise.
12812 (record_dead_and_set_regs): Likewise.
12813 (get_last_value_validate): Likewise.
12814 (use_crosses_set_p): Likewise.
12815 (reg_dead_at_p_1): Likewise.
12816 (reg_dead_at_p): Likewise.
12817 (mark_used_regs_combine): Use add_to_hard_reg_set.
12818 (move_deaths): Use END_HARD_REGNO.
12819 (reg_bitfield_target_p): Use end_hard_regno.
12820 (distribute_notes): Use END_HARD_REGNO.
12821 * cse.c (mention_regs): Use END_REGNO.
12822 (insert): Use add_to_hard_reg_set.
12823 (invalidate): Use END_HARD_REGNO.
12824 (invalidate_for_call): Likewise.
12825 (exp_equiv_p): Use END_REGNO.
12826 (cse_insn): Likewise.
12827 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12828 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12829 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12830 * function.c (keep_stack_depressed): Use end_hard_regno.
12831 * global.c (global_alloc): Use end_hard_regno.
12832 (global_conflicts): Use add_to_hard_reg_set instead of
12834 (find_reg): Likewise.
12835 (mark_reg_store): Likewise.
12836 (mark_reg_conflicts): Likewise.
12837 (mark_reg_death): Use remove_from_hard_reg_set.
12838 (mark_reg_live_nc): Delete.
12839 (set_preference): Use end_hard_regno.
12840 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12841 remove_from_hard_reg_set.
12842 (post_mark_life): Use add_to_hard_reg_set.
12843 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12844 (reg_becomes_live): Use add_to_hard_reg_set.
12845 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12846 (peep2_find_free_register): Use add_to_hard_reg_set.
12847 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12848 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12849 * regrename.c (note_sets): Use add_to_hard_reg_set.
12850 (clear_dead_regs): Use remove_from_hard_reg_set.
12851 (regrename_optimize): Use add_to_hard_reg_set.
12852 (find_oldest_value_reg): Use in_hard_reg_set_p.
12853 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12854 (hard_reg_set_here_p): Use end_hard_regno.
12855 (decompose): Likewise.
12856 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12857 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12858 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12859 (mark_home_live): Use end_hard_regno.
12860 (spill_hard_reg): Likewise.
12861 (clear_reload_reg_in_use): Likewise.
12862 * reorg.c (delete_prior_computation): Use END_REGNO.
12863 * resource.c (update_live_status): Use END_HARD_REGNO.
12864 (mark_referenced_resources): Use add_to_hard_reg_set.
12865 (mark_set_resources): Likewise.
12866 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12867 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12868 (reg_overlap_mentioned_p): Likewise.
12869 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12870 (covers_regno_no_parallel_p): Use END_REGNO.
12871 (find_regno_note): Likewise.
12872 (find_reg_fusage): Use END_HARD_REGNO.
12873 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12874 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12876 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12878 * mode-switching.c (reg_dies): Change type of second argument to
12880 (optimize_mode_switching): Update accordingly.
12882 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12884 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12886 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12887 (hard_reg_set_empty_p): ...these new functions.
12888 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12889 GO_IF_HARD_REG_SUBSET.
12890 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12891 instead of GO_IF_HARD_REG_EQUAL.
12892 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12893 instead of GO_IF_HARD_REG_EQUAL.
12894 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12895 GO_IF_HARD_REG_SUBSET.
12896 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12897 GO_IF_HARD_REG_EQUAL.
12898 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12899 of GO_IF_HARD_REG_SUBSET.
12900 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12901 instead of GO_IF_HARD_REG_EQUAL.
12902 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12903 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12904 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12905 of GO_IF_HARD_REG_SUBSET,
12906 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12907 GO_IF_HARD_REG_SUBSET.
12908 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12909 instead of GO_IF_HARD_REG_EQUAL.
12910 * config/sh/sh.c (push_regs, calc_live_regs): Use
12911 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12912 (hard_regs_intersect_p): Delete.
12914 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12916 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12918 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12919 Richard Henderson <rth@redhat.com>
12921 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12923 (x86_64-*-*): Likewise.
12925 * i386/i386-modes.def (V2QI): New.
12927 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12929 (override_options): Support SSE4.1.
12930 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12931 (IX86_BUILTIN_BLENDPS): Likewise.
12932 (IX86_BUILTIN_BLENDVPD): Likewise.
12933 (IX86_BUILTIN_BLENDVPS): Likewise.
12934 (IX86_BUILTIN_PBLENDVB128): Likewise.
12935 (IX86_BUILTIN_PBLENDW128): Likewise.
12936 (IX86_BUILTIN_DPPD): Likewise.
12937 (IX86_BUILTIN_DPPS): Likewise.
12938 (IX86_BUILTIN_INSERTPS128): Likewise.
12939 (IX86_BUILTIN_MOVNTDQA): Likewise.
12940 (IX86_BUILTIN_MPSADBW128): Likewise.
12941 (IX86_BUILTIN_PACKUSDW128): Likewise.
12942 (IX86_BUILTIN_PCMPEQQ): Likewise.
12943 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12944 (IX86_BUILTIN_PMAXSB128): Likewise.
12945 (IX86_BUILTIN_PMAXSD128): Likewise.
12946 (IX86_BUILTIN_PMAXUD128): Likewise.
12947 (IX86_BUILTIN_PMAXUW128): Likewise.
12948 (IX86_BUILTIN_PMINSB128): Likewise.
12949 (IX86_BUILTIN_PMINSD128): Likewise.
12950 (IX86_BUILTIN_PMINUD128): Likewise.
12951 (IX86_BUILTIN_PMINUW128): Likewise.
12952 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12953 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12954 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12955 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12956 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12957 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12958 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12959 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12960 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12961 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12962 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12963 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12964 (IX86_BUILTIN_PMULDQ128): Likewise.
12965 (IX86_BUILTIN_PMULLD128): Likewise.
12966 (IX86_BUILTIN_ROUNDPD): Likewise.
12967 (IX86_BUILTIN_ROUNDPS): Likewise.
12968 (IX86_BUILTIN_ROUNDSD): Likewise.
12969 (IX86_BUILTIN_ROUNDSS): Likewise.
12970 (IX86_BUILTIN_PTESTZ): Likewise.
12971 (IX86_BUILTIN_PTESTC): Likewise.
12972 (IX86_BUILTIN_PTESTNZC): Likewise.
12973 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12974 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12975 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12976 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12977 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12978 (bdesc_ptest): New.
12979 (bdesc_sse_3arg): Likewise.
12980 (bdesc_2arg): Likewise.
12981 (bdesc_1arg): Likewise.
12982 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12984 (ix86_expand_sse_4_operands_builtin): New.
12985 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12986 smaller than 8 bits as the 2nd arg.
12987 (ix86_expand_sse_ptest): New.
12988 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12989 (ix86_expand_vector_set): Support SSE4.1.
12990 (ix86_expand_vector_extract): Likewise.
12992 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12993 __SSE4_1__ for -msse4.1.
12995 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12996 (UNSPEC_INSERTPS): Likewise.
12997 (UNSPEC_DP): Likewise.
12998 (UNSPEC_MOVNTDQA): Likewise.
12999 (UNSPEC_MPSADBW): Likewise.
13000 (UNSPEC_PHMINPOSUW): Likewise.
13001 (UNSPEC_PTEST): Likewise.
13002 (UNSPEC_ROUNDP): Likewise.
13003 (UNSPEC_ROUNDS): Likewise.
13005 * config/i386/i386.opt (msse4.1): New for SSE4.1.
13007 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
13008 (const_pow2_1_to_32768_operand): Likewise.
13010 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
13013 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
13015 (sse4_1_insertps): Likewise.
13016 (*sse4_1_extractps): Likewise.
13017 (sse4_1_ptest): Likewise.
13018 (sse4_1_mulv2siv2di3): Likewise.
13019 (*sse4_1_mulv4si3): Likewise.
13020 (*sse4_1_smax<mode>3): Likewise.
13021 (*sse4_1_umax<mode>3): Likewise.
13022 (*sse4_1_smin<mode>3): Likewise.
13023 (*sse4_1_umin<mode>3): Likewise.
13024 (sse4_1_eqv2di3): Likewise.
13025 (*sse4_1_pinsrb): Likewise.
13026 (*sse4_1_pinsrd): Likewise.
13027 (*sse4_1_pinsrq): Likewise.
13028 (*sse4_1_pextrb): Likewise.
13029 (*sse4_1_pextrb_memory): Likewise.
13030 (*sse4_1_pextrw_memory): Likewise.
13031 (*sse4_1_pextrq): Likewise.
13032 (sse4_1_blendpd): Likewise.
13033 (sse4_1_blendps): Likewise.
13034 (sse4_1_blendvpd): Likewise.
13035 (sse4_1_blendvps): Likewise.
13036 (sse4_1_dppd): Likewise.
13037 (sse4_1_dpps): Likewise.
13038 (sse4_1_movntdqa): Likewise.
13039 (sse4_1_mpsadbw): Likewise.
13040 (sse4_1_packusdw): Likewise.
13041 (sse4_1_pblendvb): Likewise.
13042 (sse4_1_pblendw): Likewise.
13043 (sse4_1_phminposuw): Likewise.
13044 (sse4_1_extendv8qiv8hi2): Likewise.
13045 (*sse4_1_extendv8qiv8hi2): Likewise.
13046 (sse4_1_extendv4qiv4si2): Likewise.
13047 (*sse4_1_extendv4qiv4si2): Likewise.
13048 (sse4_1_extendv2qiv2di2): Likewise.
13049 (*sse4_1_extendv2qiv2di2): Likewise.
13050 (sse4_1_extendv4hiv4si2): Likewise.
13051 (*sse4_1_extendv4hiv4si2): Likewise.
13052 (sse4_1_extendv2hiv2di2): Likewise.
13053 (*sse4_1_extendv2hiv2di2): Likewise.
13054 (sse4_1_extendv2siv2di2): Likewise.
13055 (*sse4_1_extendv2siv2di2): Likewise.
13056 (sse4_1_zero_extendv8qiv8hi2): Likewise.
13057 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
13058 (sse4_1_zero_extendv4qiv4si2): Likewise.
13059 (*sse4_1_zero_extendv4qiv4si2): Likewise.
13060 (sse4_1_zero_extendv2qiv2di2): Likewise.
13061 (*sse4_1_zero_extendv2qiv2di2): Likewise.
13062 (sse4_1_zero_extendv4hiv4si2): Likewise.
13063 (*sse4_1_zero_extendv4hiv4si2): Likewise.
13064 (sse4_1_zero_extendv2hiv2di2): Likewise.
13065 (*sse4_1_zero_extendv2hiv2di2): Likewise.
13066 (sse4_1_zero_extendv2siv2di2): Likewise.
13067 (*sse4_1_zero_extendv2siv2di2): Likewise.
13068 (sse4_1_roundpd): Likewise.
13069 (sse4_1_roundps): Likewise.
13070 (sse4_1_roundsd): Likewise.
13071 (sse4_1_roundss): Likewise.
13072 (mulv4si3): Don't expand for SSE4.1.
13073 (smax<mode>3): Likewise.
13074 (umaxv4si3): Likewise.
13075 (uminv16qi3): Likewise.
13076 (umin<mode>3): Likewise.
13077 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
13079 * doc/extend.texi: Document SSE4.1 built-in functions.
13081 * doc/invoke.texi: Document -msse4.1.
13083 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
13085 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13086 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13087 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13088 (ASM_SPEC): Add asm_pcrel_spec.
13089 (EXTRA_SPECS): Add asm_pcrel_spec.
13091 2007-05-21 David Daney <ddaney@avtrex.com>
13093 * doc/install.texi (Building a cross compiler): Add requirements
13094 for Java cross compiler.
13096 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13098 PR middle-end/31995
13099 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13100 Add loopno argument. Use evolution_function_is_invariant_rec_p
13101 instead of evolution_function_is_constant_p.
13102 Update calls to evolution_function_is_affine_multivariate_p.
13103 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13104 Add loopno argument.
13105 * tree-scalar-evolution.c (gather_chrec_stats): Call
13106 evolution_function_is_affine_multivariate_p with a loop
13108 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13109 (analyze_overlapping_iterations): Likewise.
13110 (access_functions_are_affine_or_constant_p): Likewise.
13111 (build_classic_dist_vector_1): If the access functions
13112 are equal, don't do anything.
13114 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13115 Paolo Carlini <pcarlini@suse.de>
13116 Uros Bizjak <ubizjak@gmail.com>
13118 * c-cppbuiltin.c (c_cpp_builtins): Define
13119 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13120 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13121 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13122 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13124 2007-05-21 Mike Stump <mrs@apple.com>
13126 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13128 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13130 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13132 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13133 implementation if __OPTIMIZE__ is not defined.
13134 (_mm_alignr_pi8): Ditto.
13135 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13136 (_mm_inserti_si64): Ditto.
13137 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13138 (_mm_slli_epi16): Ditto.
13139 (_mm_slli_epi32): Ditto.
13140 (_mm_slli_epi64): Ditto.
13141 (_mm_srai_epi16): Ditto.
13142 (_mm_srai_epi32): Ditto.
13143 (_mm_srli_si128): Ditto.
13144 (_mm_slli_si128): Ditto.
13145 (_mm_srli_epi16): Ditto.
13146 (_mm_srli_epi32): Ditto.
13147 (_mm_srli_epi64): Ditto.
13148 (_mm_extract_epi16): Ditto.
13149 (_mm_insert_epi16): Ditto.
13150 (_mm_shufflehi_epi16): Ditto.
13151 (_mm_shufflelo_epi16): Ditto.
13152 (_mm_shuffle_epi32): Ditto.
13153 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13154 (_m_pextrw): Ditto.
13155 (_mm_insert_pi16): Ditto.
13156 (_m_pinsrw): Ditto.
13157 (_mm_shuffle_pi16): Ditto.
13158 (_m_pshufw): Ditto.
13159 (_mm_shufle_ps): Ditto.
13160 (_mm_prefetch): Ditto.
13162 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13164 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13165 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13166 * real.c (encode_i370_single, decode_i370_single,
13167 encode_i370_double, decode_i370_double): Functions removed.
13168 (i370_single_format, i370_double_format): Initializations removed.
13169 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13170 Consider the log2_b field to always be one.
13171 (ieee_single_format, mips_single_format, coldfire_single_format,
13172 ieee_double_format, mips_double_format, coldfire_double_format,
13173 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13174 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13175 ibm_extended_format, mips_extended_format, ieee_quad_format,
13176 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13177 decimal_single_format, decimal_double_format, decimal_quad_format,
13178 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13179 initialization of log2_b.
13180 * real.h (i370_single_format, i370_double_format): Declarations
13182 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13183 field to always be one.
13185 2007-05-21 Andreas Schwab <schwab@suse.de>
13187 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13188 NOTE_INSN_BASIC_BLOCK_P.
13189 (process_for_unwind_directive): Likewise.
13191 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13193 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13194 * function.h (struct function): Move va_list_gpr_size,
13195 va_list_fpr_size, function_frequency to front of bitfields. Add
13197 (current_function_calls_unwind_init): New.
13198 * except.c (expand_builtin_unwind_init): Set
13199 current_function_calls_unwind_init not
13200 current_function_has_nonlocal_label.
13201 * reload1.c (has_nonexceptional_receiver): New.
13202 (reload): Use it and current_function_calls_unwind_init to
13203 determine whether call-saved regs must be saved.
13205 2007-05-20 Jan Hubicka <jh@suse.cz>
13207 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13208 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13209 * ddg.c (create_ddg): LIkewise.
13210 * final.c (final): Remove hunk moving line number notes around since
13211 they are no longer present at this stage.
13212 (final_scan_insn): Use NOTE_KIND instead of
13213 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13214 (output_asm_label): Likewise.
13215 * reorg.c (dbr_schedule): Likewise.
13216 * haifa-sched.c (unlink_other_notes): Likewise.
13217 * mode-switching.c (optimize_mode_switching): Likewise.
13218 * graph.c (start_bb): Likewise.
13219 * rtl.def (NOTE): Update description.
13220 * jump.c (squeeze_notes): Delete.
13221 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13222 NOTE_INSN_BASIC_BLOCK_P when possible.
13223 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13224 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13225 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13226 (dwarf2out_var_location): Likewise.
13227 * cfgbuild.c (make_edges): Likewise.
13228 (find_basic_blocks_1): Likewise.
13229 * function.c (reorder_blocks_1): Likewise.
13230 (epilogue_done): Likewise.
13231 (reposition_prologue_and_epilogue_notes): Likewise.
13232 * print-rtl.c (print_rtx): Likewise; drop code for printing
13234 (print_rtl): Likewise.
13235 (print_rtl_single): Likewise.
13236 * gcse.c (insert_insn_start_bb): Likewise.
13237 * alias.c (init_alias_analysis): Likewise.
13238 * calls.c (fixup_tail_calls): Likewise.
13239 * except.c (sjlj_emit_function_enter): Likewise.
13240 * emit-rtl.c (add_insn_after): Likeiwse.
13241 (emit_label_before): Likewise.
13242 (emit_label_after): Likewise.
13243 (emit_note_before, emit_note_after, emit_note): Update
13244 parameter to be enum insn_note; do not deal with source
13246 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13247 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13249 (merge_blocks_move_successor_nojumps): Simplify now when
13250 we don't have BLOCK notes.
13251 (try_optimize_cfg): Likewise.
13252 * cfglayout.c (skip_insns_after_block): Likewise.
13253 (record_effective_endpoints): Likewise.
13254 (duplicate_insn_chain): Likewise.
13255 * varasm.c (output_constant_pool_1): Likewise.
13256 * sched-deps.c (sched_analyze): Likewise.
13257 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13259 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13260 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13261 (SET_INSN_DELETED): Simplify.
13262 (NOTE_LINE_NUMBER): Exterminate.
13263 (NOTE_LINE_KIND): New.
13264 (NOTE_INSN_BASIC_BLOCK_P): Update.
13265 (enum insn_note): Simplify.
13266 (GET_NOTE_INSN_NAME) Simplify.
13267 (emit_note_before, emit_note_after, emit_note): Update prototype.
13268 (squeeze_notes): Remove.
13269 * sched-int.h (NOTE_NOT_BB_P): Update.
13270 * resource.c (mark_target_live_regs): Update.
13271 * sched-rgn.c (debug_dependencies): Update.
13272 * sched-vis.c (print_insn): Update.
13273 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13274 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13275 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13276 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13277 (split_branches): Update.
13278 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13280 (sh_adjust_unroll_max): Exterminate.
13281 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13282 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13283 (m68hc11_reorg): Likewise.
13284 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13285 (emit_predicate_relation_info): Update.
13286 (process_for_unwind_directive): Update.
13287 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13288 (output_call): Update.
13289 * config/pa/pa.c (output_lbranch): Update.
13290 (output_millicode_call): Update.
13291 (output_call): Update.
13292 (pa_combine_instructions): Update.
13293 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13294 * config/bfin/bfin.c (gen_one_bundle): Update.
13295 * cfgrtl.c (can_delete_note_p): Update.
13296 (delete_insn): Update.
13297 (rtl_merge_blocks): Update.
13298 (commit_one_edge_insertion): Update.
13299 (rtl_verify_flow_info): Update.
13300 * stmt.c (expand_case): Do not call squeeze_notes.
13302 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13309 * c.opt (Wtype-limits): New.
13310 * doc/invoke.texi (Wtype-limits): Document it.
13311 (Wextra): Enabled by -Wextra.
13312 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13313 * c-common.c (shorten_compare): Warn with Wtype-limits.
13315 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13317 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13318 inlined function, not as a macro.
13319 (_mm_alignr_pi8): Ditto.
13320 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13321 (_mm_inserti_si64): Ditto.
13322 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13323 (_mm_extract_epi16): Ditto.
13324 (_mm_insert_epi16): Ditto.
13325 (_mm_shufflehi_epi16): Ditto.
13326 (_mm_shufflelo_epi16): Ditto.
13327 (_mm_shuffle_epi32): Ditto.
13328 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13329 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13331 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13333 (_m_to_float): Use C89 compatible assignment.
13335 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13338 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13340 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13343 * doc/invoke.texi (Wreturn-type): Complete description.
13344 (Wextra): Delete item about return-type warning.
13345 * c-decl.c: Delete redundant Wextra warning.
13347 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13350 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13351 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13352 inlined function, not as a macro.
13353 (_mm_prefetch): Ditto.
13354 (_m_pextrw): Ditto.
13355 (_mm_insert_pi16): Ditto.
13356 (_m_pinsrw): Ditto.
13357 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13358 (_m_pshufw): Ditto. Add const to __N argument.
13359 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13360 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13361 (_mm_slli_epi32): Ditto.
13362 (_mm_srli_si128): Implement as always inlined function, not as a
13363 macro. Add __inline to function declaration.
13364 (_mm_slli_si128): Ditto.
13366 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13368 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13369 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13371 (struct fenv): New structure.
13372 (FP_HANDLE_EXCEPTIONS): New define.
13373 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13374 (_FP_DECL_EXP): New define.
13375 (FP_INIT_ROUNDMODE): New define.
13376 (FP_ROUNDMODE): New define.
13378 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13380 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13381 (Wconversion): Update description.
13382 (Wconversion-sign): New.
13383 * c.opt (Wconversion-sign): New.
13384 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13385 means disabled for C++. Otherwise, take the status of Wconversion.
13386 * c-common.c (conversion_warning): Warn with either Wconversion or
13388 (warnings_for_convert_and_check): Conditions are already checked by
13389 conversion_warning.
13390 (convert_and_check): Don't check warnings if the conversion failed.
13392 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13393 Anatoly Sokolov <aesok@dol.ru>
13395 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13396 avr_epilogue_uses) : Add declaration.
13397 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13398 * config/avr/constraints.md (R): New constraint.
13399 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13400 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13401 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13402 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13403 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13404 call_prologue_saves, epilogue_restores, return_from_epilogue,
13405 return_from_main_epilogue, return_from_interrupt_epilogue,
13406 return_from_naked_epilogue, prologue, epilogue): New patterns.
13407 (jump): Handle symbol reference.
13408 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13409 avr_output_function_prologue, avr_output_function_epilogue): Remove
13411 (avr_init_machine_status, expand_prologue, expand_epilogue,
13412 avr_asm_function_end_prologue, avr_epilogue_uses,
13413 avr_asm_function_begin_epilogue): New functions.
13414 (prologue_size, epilogue_size, jump_tables_size): Remove global
13416 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13417 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13418 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13419 (avr_override_options): Initialise init_machine_status.
13420 (output_movhi): Handle all stack pointer loads.
13421 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13422 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13423 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13424 (EPILOGUE_USES) Redefine.
13425 (machine_function) Declare.
13427 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13429 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13430 Use a single return statement.
13432 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13434 PR middle-end/30250
13435 * builtins.c (do_mpfr_lgamma_r): New.
13436 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13437 * tree.h (CASE_FLT_FN_REENT): New.
13439 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13441 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13442 (output_die): Use 'unsigned long' with %x.
13443 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13444 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13445 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13447 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13449 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13454 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13455 true if function has no argument.
13457 2007-05-18 DJ Delorie <dj@redhat.com>
13459 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13460 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13462 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13464 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13465 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13466 count_trailing_zeros.
13467 (__i386__): Implement count_leading_zeros using __builtin_clz().
13468 Implement count_trailing_zeros usign __builtin_ctz().
13470 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13472 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13474 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13476 PR middle-end/31344
13477 * expr.c (emit_move_change_mode): Change mode of push operands here.
13479 2007-05-17 Ian Lance Taylor <iant@google.com>
13481 PR tree-optimization/31953
13482 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13483 Change all callers.
13484 (set_value_range_to_null): Call set_value_range_to_value.
13485 (extract_range_from_comparison): Likewise.
13487 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13489 * toplev.c (print_version): Output GMP/MPFR version info.
13491 * builtins.c (CASE_MATHFN_REENT): New macro.
13492 (mathfn_built_in): Use it.
13493 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13494 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13495 BUILT_IN_LGAMMAL_R): New.
13496 * doc/extend.texi: Document new builtins.
13498 PR middle-end/31796
13499 * builtins.c (do_mpfr_remquo): New.
13500 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13501 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13503 PR middle-end/30251
13504 * builtins.c (fold_builtin_1): Handle y0, y1.
13505 (fold_builtin_2): Handle yn.
13507 PR middle-end/30251
13508 * builtins.c (do_mpfr_bessel_n): New.
13509 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13510 (fold_builtin_2): Handle BUILT_IN_JN.
13512 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13515 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13516 TYPE_PRECISION (intmax_type_node).
13518 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13521 * reload.c (subst_reloads): Remove checking.
13523 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13525 PR rtl-optimization/31691
13526 * combine.c (simplify_set): Build a new src pattern instead of
13527 substituting its operands in the COMPARE case.
13529 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13531 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13532 (execute_vrp): Preserve loops through jump threading.
13533 * tree-ssa-threadupdate.c (thread_single_edge,
13534 dbds_continue_enumeration_p, determine_bb_domination_status,
13535 thread_through_loop_header): New functions.
13536 (create_edge_and_update_destination_phis,
13537 create_edge_and_update_destination_phis): Set loops for the new blocks.
13538 (prune_undesirable_thread_requests): Removed.
13539 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13541 (thread_block): Do not call prune_undesirable_thread_requests.
13543 (mark_threaded_blocks): Select edges to thread here.
13544 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13545 Thread edges through loop headers independently.
13546 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13547 * tree-pass.h (TODO_mark_first_instance): New.
13548 (first_pass_instance): Declare.
13549 * cfghooks.c (duplicate_block): Put the block to the original loop
13550 if copy is not specified.
13551 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13552 jump threading. Pass may_peel_loop_headers to
13553 thread_through_all_blocks according to first_pass_instance.
13554 * cfgloop.h (create_preheader): Declare.
13555 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13556 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13557 * passes.c (first_pass_instance): New variable.
13558 (next_pass_1): Set TODO_mark_first_instance.
13559 (execute_todo): Set first_pass_instance.
13561 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13563 PR tree-optimization/24659
13564 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13565 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13566 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13567 OTI_vec_pack_ufix_trunc.
13568 (vec_unpacks_float_hi_optab): Define new macro.
13569 (vec_unpacks_float_lo_optab): Ditto.
13570 (vec_unpacku_float_hi_optab): Ditto.
13571 (vec_unpacku_float_lo_optab): Ditto.
13572 (vec_pack_sfix_trunc_optab): Ditto.
13573 (vec_pack_ufix_trunc_optab): Ditto.
13574 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13575 and vec_pack_[s|u]fix_trunc_optab using
13576 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13577 * tree-vectorizer.c (supportable_widening_operation): Handle
13578 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13579 (supportable_narrowing_operation): New function.
13580 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13581 * tree-vect-transform.c (vectorizable_conversion): Handle
13582 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13583 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13584 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13585 to check for target support.
13586 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13587 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13588 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13589 for VEC_PACK_FIX_TRUNC_EXPR.
13590 (expand_binop): Special case mode of the result for
13591 vec_pack_[u|s]fix_trunc_optab.
13592 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13593 vec_pack_[u|s]fix_trunc_optab.
13595 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13596 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13597 * tree-pretty-print.c (dump_generic_node): Handle
13598 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13599 VEC_PACK_FIX_TRUNC_EXPR.
13601 * expr.c (expand_expr_real_1): Ditto.
13602 * tree-inline.c (estimate_num_insns_1): Ditto.
13603 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13605 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13606 (vec_unpacks_float_lo_v8hi): Ditto.
13607 (vec_unpacku_float_hi_v8hi): Ditto.
13608 (vec_unpacku_float_lo_v8hi): Ditto.
13609 (vec_unpacks_float_hi_v4si): Ditto.
13610 (vec_unpacks_float_lo_v4si): Ditto.
13611 (vec_pack_sfix_trunc_v2df): Ditto.
13613 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13615 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13616 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13617 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13618 [vec_pack_ufix_trunc]: Ditto.
13619 [vec_unpacks_float_hi]: Ditto.
13620 [vec_unpacks_float_lo]: Ditto.
13621 [vec_unpacku_float_hi]: Ditto.
13622 [vec_unpacku_float_lo]: Ditto.
13624 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13626 * soft-fp/README: Update for new files.
13627 * soft-fp/floattisf.c: New file.
13628 * soft-fp/floattidf.c: New file.
13629 * soft-fp/floattitf.c: New file.
13630 * soft-fp/floatuntisf.c: New file.
13631 * soft-fp/floatuntidf.c: New file.
13632 * soft-fp/floatuntitf.c: New file.
13633 * soft-fp/fixsfti.c: New file.
13634 * soft-fp/fixdfti.c: New file.
13635 * soft-fp/fixtfti.c: New file.
13636 * soft-fp/fixunssfti.c: New file.
13637 * soft-fp/fixunsdfti.c: New file.
13638 * soft-fp/fixunstfti.c: New file.
13639 * soft-fp/extendxftf.c: New file.
13640 * soft-fp/trunctfxf.c: New file.
13642 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13643 (__trunctfxf2): Ditto.
13645 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13646 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13647 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13648 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13649 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13650 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13652 * config/i386/t-fprules-softfp64: New file.
13653 * config/i386/sfp-machine.h: New file.
13654 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13655 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13656 and soft-fp/t-softfp to tmake_file.
13657 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13658 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13660 * config/i386/t-linux64 (softfp_wrap_start): New.
13661 (softfp_wrap_end): New.
13662 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13663 supported for TARGET_64BIT.
13665 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13667 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13668 c_common_unsigned_type behavior.
13670 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13672 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13675 2007-05-16 Eric Christopher <echristo@apple.com>
13677 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13678 saving after stack push. Set sp_offset whenever we push.
13679 (rs6000_emit_epilogue): Move altivec register restore before
13682 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13684 * configure.ac: Allow sysroots to be relocated under $prefix as
13685 well as $exec_prefix.
13686 * configure: Regenerate.
13688 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13692 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13694 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13695 (gcc_tooldir): Likewise.
13696 * configure: Regenerate.
13697 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13698 old configure.ac gcc_tooldir setting.
13699 (prefix_to_exec_prefix): New variable.
13700 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13701 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13703 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13705 * c-typeck.c (build_binary_op): Return early for error.
13707 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13709 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13710 struct nb_iter_bound.
13711 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13712 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13713 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13714 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13715 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13716 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13717 (del_scev_info): Use ggc_free.
13718 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13719 * loop-init.c: Include ggc.h.
13720 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13721 (loop_optimizer_finalize): Use ggc_free.
13722 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13723 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13724 pass_iv_optimize): Add TODO_ggc_collect.
13725 * function.h (struct function): Remove skip marker from
13727 * cfgloop.c: Include ggc.h.
13728 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13730 (establish_preds): Vector superloops is gc allocated.
13731 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13733 (flow_loops_find): Vector larray is gc allocated.
13734 (loop_exit_free): Use ggc_free.
13735 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13736 that head of exits list is now not a part of struct loop.
13737 (record_loop_exits): Allocate exits table in gc memory.
13738 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13739 that head of exits list is now not a part of struct loop.
13740 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13741 struct loop_exit): Add GTY marker.
13742 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13743 Add skip marker to aux field. Make head of exits list a separate
13745 (struct loops): Add GTY marker. Make larray vector gc allocated.
13746 Add param marker to exits table.
13747 (get_loops): Type changed.
13748 * Makefile.in (tree-scalar-evolution.o): Add
13749 gt-tree-scalar-evolution.h dependency.
13750 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13751 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13752 * basic-block.h (struct basic_block_def): Remove skip marker from
13755 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13757 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13758 of 0 in the call to expand_expr().
13759 (expand_builtin_mathfn_3): Ditto.
13760 (expand_builtin_interclass_mathfn): Ditto.
13761 (expand_builtin_cexpi): Ditto.
13762 (expand_builtin_int_roundingfn): Ditto.
13763 (expand_builtin_int_roundingfn_2): Ditto.
13764 (expand_builtin_pow): Ditto.
13765 (expand_builtin_powi): Ditto.
13766 (expand_builtin_bswap): Ditto.
13767 (expand_builtin_unop): Ditto.
13768 (expand_builtin_fabs): Ditto.
13769 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13770 the call to expand_expr().
13771 (expand_builtin_sync_operation): Ditto.
13772 (expand_builtin_compare_and_swap): Ditto.
13773 (expand_builtin_lock_test_and_set): Ditto.
13774 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13775 instead of 0 in the call to expand_expr().
13776 (expand_builtin_extract_return_addr): Ditto.
13777 (expand_builtin_eh_return): Ditto.
13778 (expand_eh_return): Ditto.
13779 * explow.c (expr_size): Ditto.
13780 * expr.c (optimize_bitfield_assignment_op): Ditto.
13781 (expand_assignement): Ditto.
13782 (store_expr): Ditto.
13783 (store_field): Ditto.
13784 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13785 the call to expand_expr().
13786 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13787 in the call to expand_expr().
13788 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13789 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13790 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13792 * optabs.c (expand_vec_shift_expr): Ditto.
13793 (expand_vec_cond_expr): Ditto.
13794 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13795 call to expand_expr().
13796 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13797 in the call to expand_expr().
13799 2007-05-14 Dave Korn <dave.korn@artimi.com>
13801 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13803 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13805 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13806 instead of c_common_unsigned_type.
13807 (c_common_unsigned_type): Remove.
13808 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13809 c_common_unsigned_type.
13810 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13811 c_common_unsigned_type.
13812 * c-common.h (c_common_unsigned_type): Remove.
13813 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13814 c_common_unsigned_type.
13815 * c-format.c (check_format_types): Use unsigned_type_for instead of
13816 c_common_unsigned_type.
13817 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13818 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13819 of c_common_unsigned_type.
13820 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13821 lang_hooks.types.unsigned_type.
13822 * expmed.c (make_tree): Use unsigned_type_for instead of
13823 lang_hooks.types.unsigned_type.
13824 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13825 lang_hooks.types.unsigned_type.
13826 (build_range_check): Likewise.
13827 (fold_unary): Likewise.
13828 (fold_binary): Likewise.
13829 (fold_ternary): Likewise.
13830 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13831 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13832 * tree.c (get_unsigned_type): New.
13833 (unsigned_type_for): Use get_unsigned_type instead of
13834 lang_hooks.types.unsigned_type.
13836 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13838 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13839 to m68k_get_function_kind. Update its prototype.
13840 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13842 (m68k_interrupt_function_p): Return enum m68k_function_type
13843 instead of bool. Rename to m68k_get_function_kind.
13844 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13845 target is not fido.
13846 (m68k_compute_frame_layout): Don't mark any register for save
13847 if an interrupt_thread attribute is specified.
13848 (m68k_hard_regno_rename_ok): Update a use of
13849 m68k_interrupt_function_p.
13850 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13851 m68k_interrupt_function_p.
13852 (m68k_function_type): New.
13853 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13854 for a function with an interrupt_thread attribute.
13855 * doc/extend.texi: Document the interrupt_thread attribute.
13857 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13859 Fix PR tree-optimization/31911
13860 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13861 if they didn't change the expression.
13863 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13865 * tree-scalar-evolution.c (resolve_mixers): Exported.
13866 * tree-scalar-evolution.h (resolve_mixers): Declare.
13867 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13868 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13869 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13870 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13871 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13872 strip_conversion, analyze_offset_expr, address_analysis,
13873 object_analysis, analyze_offset): Removed.
13874 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13875 split_constant_offset, canonicalize_base_object_address,
13876 object_address_invariant_in_loop_p, disjoint_objects_p,
13877 dr_may_alias_p, dr_address_invariant_p): New functions.
13878 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13879 and dr_analyze_alias.
13880 (initialize_data_dependence_relation): Use dr_may_alias_p
13881 and object_address_invariant_in_loop_p.
13882 (compute_self_dependence): Handle the case when
13883 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13884 (find_data_references_in_stmt): Restrict the analysis of data
13885 references to the given loop nest.
13886 (find_data_references_in_loop): Made static. Pass loop nest to
13887 find_data_references_in_stmt.
13888 (compute_data_dependences_for_loop): Use DR_VOPS.
13889 (free_data_ref): Free DR_VOPS.
13890 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13891 (struct innermost_loop_behavior): ... new.
13892 (struct base_object_info): Replaced by ...
13893 (struct indices): ... new.
13894 (struct dr_alias): New.
13895 (enum data_ref_type): Removed.
13896 (struct data_reference): Consist of struct innermost_loop_behavior,
13897 struct indices and struct dr_alias.
13898 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13899 (DR_MEMTAG): Renamed to ...
13900 (DR_SYMBOL_TAG): ... this.
13901 (find_data_references_in_loop): Declaration removed.
13902 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13903 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13904 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13905 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13907 2007-05-13 Revital Eres <eres@il.ibm.com>
13909 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13910 which walks virtual def-use chains to find redundant stores.
13911 (dse_optimize_stmt): Call it.
13913 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13915 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13916 * passes.c (init_optimization_passes): Move pass_jump_bypass
13919 * basic-block.h (bb_has_eh_pred): Fix style issue.
13921 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13923 PR rtl-optimization/31848
13924 * loop-invariant.c (move_invariant_reg): If we move an insn
13925 with a REG_EQUAL note, and that insn is not always executed,
13926 remove the REG_EQUAL note.
13928 2007-05-12 Richard Guenther <rguenther@suse.de>
13930 PR tree-optimization/31797
13931 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13932 propagate into a stmt that has volatile ops.
13934 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13936 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13937 (gcc_tooldir): Likewise.
13938 * configure: Regenerate.
13939 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13940 old configure.ac gcc_tooldir setting.
13941 (prefix_to_exec_prefix): New variable.
13942 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13943 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13945 2007-05-11 Silvius Rus <rus@google.com>
13947 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13948 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13949 * c-common.h (strict_aliasing_warning): Change return type.
13950 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13951 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13952 (build_c_cast): Condition call to strict_aliasing_warning.
13953 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13954 * flags.h (set_Wstrict_aliasing): Declare.
13955 * opts.c (set_Wstrict_alising): Define, add call to.
13956 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13957 * tree-ssa-alias-warnings.c: New file.
13958 * tree-ssa-alias.c (compute_may_aliases): Add call to
13959 strict_aliasing_warning_backend.
13961 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13963 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13964 Use loop_depth and loop_outer accessor functions.
13965 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13966 determine_invariantness_stmt, move_computations_stmt): Ditto.
13967 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13968 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13969 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13970 * tree-scalar-evolution.c (interpret_loop_phi,
13971 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13972 instantiate_parameters_1, scev_const_prop): Ditto.
13973 * cfghooks.c (make_forwarder_block): Ditto.
13974 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13975 * modulo-sched.c (loop_canon_p): Ditto.
13976 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13977 slpeel_can_duplicate_loop_p): Ditto.
13978 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13979 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13980 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13981 cancel_loop, verify_loop_structure): Ditto.
13982 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13983 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13984 superloops vector instead of "pred" array.
13985 (establish_preds): Take father loop as an argument. Initialize the
13987 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13988 Do not initialize loop->outer.
13989 (flow_loop_tree_node_remove): Truncate the superloops vector.
13990 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13991 "pred" merged to "superloops" vector.
13992 (loop_depth, loop_outer): New.
13993 (fel_init): Use loop_outer.
13995 2007-05-11 Jan Hubicka <jh@suse.cz>
13997 * cgraphunit.c: Include gt-cgraphunit.h
13998 (static_ctors, static_dtors): New static vars.
13999 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
14000 based on implementation in c-common.c
14001 (cgraph_finalize_function): Call record_cdtor_fn.
14002 (cgraph_optimize): Call cgraph_build_cdtor_fns.
14003 * decl.c (finish_function): Do not call c_record_cdtor_fn.
14004 (c_write_global_declarations): Do not call c_build_cdtor_fns.
14005 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
14006 build_cdtor, c_build_cdtor_fns): Remove.
14007 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
14008 c_build_cdtor_fns): Remove prototype.
14010 2007-05-11 Paolo Carlini <pcarlini@suse.de>
14013 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
14014 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
14015 * builtins.c (fold_builtin_memchr): New.
14016 (expand_builtin_memchr): Call the latter.
14017 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
14018 * doc/extend.texi ([Other built-in functions provided by GCC]):
14021 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
14023 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
14024 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
14025 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
14026 PFPO_OP1_TYPE_SHIFT): Constants added.
14027 (DFP_ALL): Mode macro defined.
14028 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
14029 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
14030 Insn definitions added.
14031 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
14032 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
14035 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
14037 PR tree-optimization/31885
14038 * tree-chrec.c (chrec_contains_undetermined): Do not consider
14039 NULL_TREE to be undetermined.
14040 (automatically_generated_chrec_p): Return false for NULL.
14042 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14044 * config/bfin/bfin.h (MOVE_RATIO): Define.
14046 2007-05-10 Richard Sandiford <richard@codesourcery.com>
14048 * config.gcc (sparc-wrs-vxworks): New target.
14049 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
14050 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
14051 * config/sparc/sparc.h: Include vxworks-dummy.h.
14052 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
14053 include LABEL_REFs too.
14054 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
14055 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
14057 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
14059 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
14060 (sparc_emit_call_insn): New function.
14061 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
14062 functions when generating VxWorks PIC.
14063 * config/sparc/sparc.md (vxworks_load_got): New pattern.
14064 (call, call_value): Use sparc_emit_call_insn instead of
14067 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14069 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
14071 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14073 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
14074 for floating-point values if HOST_BITS_PER_LONG > 32. Use
14075 split_double instead of operand_subword.
14077 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14079 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
14080 * config/bfin/bfin.c (bfin_local_alignment): New function.
14081 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
14083 2007-05-08 Chao-ying Fu <fu@mips.com>
14085 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14086 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14087 (smsub_widen_optab, umsub_widen_optab): Define.
14088 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14090 * genopinit.c (optabs): Fill in smsub_widen_optab and
14092 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14093 and umsub_widen_optab to implement multiply-subtract sequences.
14094 * config/mips/mips.md (*msac<u>_di): Rename to...
14095 (<u>msubsidi4): ...this. Extend condition to include
14096 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14097 of operand 0 to "ka" and use the three-operand form of msub<u>
14099 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14102 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14104 PR rtl-optimization/28011
14105 * reload.c (push_reload): Set dont_share if IN appears in OUT
14106 also when IN is a PLUS rtx.
14107 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14110 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14112 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14113 call unshare_all_decls.
14114 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14115 (unshare_all_decls): Remove.
14117 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14120 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14123 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14124 Nigel Stephens <nigel@mips.com>
14126 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14127 Update comments and all uses.
14128 (MIN_FPRS_PER_FMT): Define.
14129 * config/mips/mips.c (function_arg): Fix to correctly handle
14130 the -mips32r2 -mfp64 -mabi=32 case.
14131 (override_options): Enable use of odd-numbered registers for
14132 SFmode values on MIPS32.
14133 (mips_save_reg_p): Save whole floating-point register pair if
14134 either half is used.
14135 (compute_frame_size): Fix comment.
14137 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14139 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14140 argument of type bool.
14141 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14142 argument. Safely select temporary P register according to it.
14143 (do_link): Change call site of add_to_reg accordingly.
14144 (do_unlink): Add epilogue_p as a fourth argument and pass it
14146 (expand_interrupt_handler_epilogue): Change call of do_unlink
14148 (bfin_expand_prologue): Add a third argument sibcall_p.
14149 * config/bfin/bfin.md (epilogue): Change call of
14150 bfin_expand_epilogue accordingly.
14151 (sibcall_epilogue): Likewise.
14152 (eh_return_internal): Likewise.
14154 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14155 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14156 * config/bfin/bfin.c (bfin_handle_option): Handle
14157 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14158 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14159 Support bf534, bf536 and bf561.
14160 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14162 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14165 * config/i386/i386.c (ix86_function_regparm): Process local
14166 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14168 2007-05-07 Mike Stump <mrs@apple.com>
14170 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14171 also checks for and while statements in C++.
14173 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14175 * gcc.c (at_file_supplied): New variable.
14176 (main): Set it if we expanded argv.
14177 (do_spec_1): Pass an @-file to the linker if we were called with
14178 an @-file argument and HAVE_GNU_LD.
14179 * collect2.c (at_file_supplied): New variable.
14180 (response_file): New variable.
14181 (collect_exit): Unlink response_file if necessary.
14182 (handler): Likewise.
14183 (do_wait): Likewise.
14184 (main): Set at_file_supplied if we expanded argv.
14185 (collect_execute): Pass an @-file to subprocesses if we were called
14186 with an @-file argument.
14187 * configure.ac: Add define for HAVE_GNU_LD.
14188 * configure: Regenerate.
14189 * config.in: Regenerate.
14191 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14193 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14194 operand to HI mode.
14199 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14201 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14202 (TARGET_ENCODE_SECTION_INFO): Re-define.
14203 (m32c_encode_section_info): New
14204 (function_vector_handler): New
14205 (current_function_special_page_vector): New
14206 (m32c_special_page_vector_p): New.
14207 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14209 * config/m32c/jump.md: Added instruction JSRS for functions
14210 with attribute "function_vector".
14211 * doc/extend.texi (function_vector): Added description
14212 for M16C, M32C targets.
14214 2007-05-07 DJ Delorie <dj@redhat.com>
14217 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14218 ashrpsi3, lshrpsi3): Update shift count constraint.
14220 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14221 Nathan Froyd <froydnj@codesourcery.com>
14224 * c-incpath.c (add_path): Strip trailing path separators.
14226 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14229 Free dominance info before purging EH edges.
14230 (eliminate_degenerate_phis): Likewise.
14231 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14233 2007-05-07 Jan Hubicka <jh@suse.cz>
14235 * gimplify.c (gimplify_expr): Do not crash when folding
14236 (void *)(int)&a + 4.
14238 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14241 * c-opts.c (lang_fortran): Make it non static.
14242 * c-common.h (lang_fortran): New prototype.
14243 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14244 -lang-fortran option was passed by the driver.
14246 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14248 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14249 of ASSERT_CHECKING. Tweak message.
14251 2007-05-06 Revital Eres <eres@il.ibm.com>
14254 * loop-unroll.c (insert_var_expansion_initialization):
14255 Initialize the expansions with -zero instead of +zero.
14257 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14259 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14260 into pic and non-pic versions. Mark r19 as used for
14261 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14262 for tgd_load, tld_load and tie_load .
14263 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14264 version of tgd_load, tld_load and tie_load depending on the
14267 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14268 Jakub Jelinek <jakub@redhat.com>
14270 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14271 (__do_global_dtors_aux): Use more paranoid loop to run
14272 destructors if HIDDEN_DTOR_LIST_END.
14273 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14275 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14277 * varasm.c (align_variable): Don't increase alignment for
14278 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14279 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14281 2007-05-04 Josh Conner <jconner@apple.com>
14283 * basic-block.h (cdi_direction): Assign values to all enumeration
14285 (dom_computed): Remove.
14286 (dom_info_state): New.
14287 (set_dom_info_availability): New.
14288 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14289 walk_data.dom_direction.
14290 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14291 instead of dom_computed[].
14292 (split_edge): Likewise.
14293 (create_basic_block): Likewise.
14294 (merge_blocks): Likewise.
14295 * ifcvt.c (find_if_header): Likewise.
14296 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14297 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14298 * tree-ssa.c (verify_ssa): Likewise.
14299 * tree-cfg.c (tree_verify_flow_info): Likewise.
14300 (remove_edge_and_dominated_blocks): Likewise.
14301 * dominance.c (dom_computed): Make static.
14302 (calc_dfs_tree_nonrec): Change third param to a bool.
14303 (calc_dfs_tree): Change second param to a bool.
14304 (calc_idioms): Change second param to a bool. Use
14305 dom_convert_dir_to_idx.
14306 (init_dom_info): Validate dir before using.
14307 (dom_convert_dir_to_idx): New.
14308 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14309 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14310 (free_dominance_info): Use dom_convert_dir_to_idx.
14311 (get_immediate_dominator): Likewise.
14312 (set_immediate_dominator): Likewise.
14313 (get_dominated_by): Likewise.
14314 (redirect_immediate_dominators): Likewise.
14315 (nearest_common_denominator): Likewise.
14316 (dominated_by_p): Likewise.
14317 (bb_dom_dfs_in): Likewise.
14318 (bb_dom_dfs_out): Likewise.
14319 (recount_dominator): Likewise.
14320 (iterate_fix_dominators): Likewise.
14321 (add_to_dominance_info): Likewise.
14322 (delete_from_dominance_info): Likewise.
14323 (first_dom_son): Likewise.
14324 (next_dom_son): Likewise.
14325 (dom_info_available_p): Likewise.
14326 (dom_info_state): New.
14327 (set_dom_info_availability): New.
14329 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14331 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14333 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14335 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14337 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14338 (subdi3, subdi_carry): Delete.
14340 2007-05-04 Jan Hubicka <jh@suse.cz>
14341 Richard Guenther <rguenther@suse.de>
14343 * opts.c (decode_options): Do not fiddle with inlining
14344 parameters in case of optimizing for size.
14345 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14346 for size do nothing.
14347 (cgraph_decide_inlining_of_small_function): When optimizing for
14348 size never inline functions increasing caller size.
14349 (cgraph_early_inlining): Inline for size when optimizing for size.
14351 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14353 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14354 logical operations piecewise.
14355 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14356 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14357 subdi_sesidi_di): Delete.
14358 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14359 the generated sequence. Allow three-reg add in constraints. Rewrite
14360 the rtl expression for carry to avoid zero_extend of a constant.
14361 (sub_with_carry): New pattern.
14362 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14363 different sequence not involving jumps.
14364 (notbi): Now a named pattern.
14366 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14368 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14369 Add the note about a significant loss of accuracy of some
14370 mathematical routines when these options are used.
14372 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14374 * haifa-sched.c (rtx_vec_t): New typedef.
14375 (contributes_to_priority_p): Extract piece of priority () into new
14377 (priority): Use the function. Add assertion.
14378 (rank_for_schedule, set_priorities): Add assertion to check that
14379 insn's priority is initialized.
14380 (clear_priorities, calc_priorities): Change signature. Make it update
14381 all relevant insns. Update all callers ('add_to_speculative_block ()'
14382 and 'create_block_check_twin ()').
14383 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14384 Add new field 'priority_status'.
14385 (INSN_PRIORITY_STATUS): New macro.
14386 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14388 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14390 * sched-ebb.c (debug_ebb_dependencies): New static function.
14391 (init_ready_list): Use it.
14393 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14394 with changed signature and 'debug_rgn_dependencies ()'.
14395 (debug_rgn_dependencies): New static function.
14396 (init_ready_list): Use it.
14398 * sched-int.h (debug_dependencies): Declare.
14400 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14402 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14404 2007-05-04 Dirk Mueller <dmueller@suse.de>
14406 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14408 2007-05-03 Jan Hubicka <jh@suse.cz>
14410 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14411 ((T1)X op (T1)Y), for pointer type in more cases than before.
14413 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14415 * tree-object-size.c (plus_expr_object_size): When operand size is
14416 unknown, return unknown.
14418 2007-05-03 Dirk Mueller <dmueller@suse.de>
14420 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14422 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14425 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14427 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14429 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14431 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14433 * config/soft-fp/double.h, config/soft-fp/extended.h,
14434 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14435 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14436 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14437 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14440 2007-05-03 Ian Lance Taylor <iant@google.com>
14442 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14443 MASK_PPC_GFXOPT for 8540 or 8548.
14445 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14447 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14448 vect_print_dump_info() to output debug information.
14450 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14453 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14454 operands of size 2 when operand is not MEM_P.
14456 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14458 PR tree-optimization/30565
14459 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14461 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14463 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14464 (umulsi3_highpart): Use them.
14465 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14466 for final accumulator to D regisster tranfser.
14468 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14470 PR tree-optimization/31699
14471 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14473 (vect_enhance_data_refs_alignment): Compute peel amount using
14474 TYPE_VECTOR_SUBPARTS instead of vf.
14475 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14477 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14480 * system.h: Remove inclusion of double-int.h
14481 * tree.h: Include double-int.h
14482 * gengtype.c: Likewise
14483 * cfgloop.h: Likewise
14484 * Makefile.in: Adjust dependencies on double-int.h
14486 2007-05-02 Eric Christopher <echristo@apple.com>
14488 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14489 -shared to -Zdynamiclib.
14491 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14494 * c-common.c (strip_pointer_or_array_types): New function.
14495 * c-common.h (strip_pointer_or_array_types): New function declaration.
14497 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14499 PR tree-optimization/31771
14500 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14502 2007-05-02 Paul Brook <paul@codesourcery.com>
14504 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14506 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14508 PR middle-end/29715
14509 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14512 2007-05-02 Nick Clifton <nickc@redhat.com>
14514 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14516 2007-05-02 Richard Guenther <rguenther@suse.de>
14518 PR tree-optimization/31146
14519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14520 argument, single_use_p. If we have a single use that is
14521 a conversion to the definition rhs type, propagate that rhs.
14522 (forward_propagate_addr_expr): Pass single_use_p argument
14523 to forward_propagate_addr_expr_1.
14525 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14527 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14530 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14532 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14533 'AMD Family 10 core'.
14535 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14537 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14538 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14539 with SSE3 instruction set support.
14540 * doc/invoke.texi: Likewise.
14542 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14544 * config/i386/i386.c (override_options): Tuning 32-byte loop
14545 alignment for amdfam10 architecture. Increasing the max loop
14546 alignment to 24 bytes.
14548 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14550 * config/m68k/constraints.md: New.
14551 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14552 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14553 EXTRA_CONSTRAINT): Remove.
14554 * config/m68k/m68k.md: Include constraints.md.
14555 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14557 2007-05-01 Ian Lance Taylor <iant@google.com>
14559 PR tree-optimization/31739
14560 * tree-vrp.c (vrp_val_is_max): New static function.
14561 (vrp_val_is_min): New static function.
14562 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14564 (set_value_range): Use vrp_val_is_{max,min}.
14565 (extract_range_from_assert): Likewise.
14566 (extract_range_from_binary_expr): Likewise.
14567 (extract_range_from_unary_expr): Likewise.
14568 (dump_value_range, vrp_meet): Likewise.
14569 (vrp_visit_phi_node): Likewise.
14570 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14572 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14574 * config/i386/gmon-sol2.c (size_t): New type.
14575 (intptr_t): Likewise.
14576 (s_textsize): Declare as size_t.
14578 (monstartup): Use size_t for sizes.
14579 (_mcount): Save and restore registers.
14580 (internal_mcount): Pass 0 as the first argument to monstartup
14582 (moncontrol): Convert pointer to appropriately sized integer
14583 before passing to profil.
14585 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14587 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14588 __NO_FPRS__, not just if _SOFT_DOUBLE.
14589 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14590 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14591 also for E500 double.
14592 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14593 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14596 2007-05-01 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14601 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14603 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14605 2007-05-01 Jan Hubicka <jh@suse.cz>
14607 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14610 2007-05-01 Jan Hubicka <jh@suse.cz>
14612 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14613 (maybe_fold_offset_to_reference): Declare.
14614 * fold-const.c (fold_unary): Do not fold
14615 (type *)&A into &A->field_of_type_and_offset_0
14616 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14617 size is unknown, give up.
14618 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14620 (maybe_fold_offset_to_reference): New.
14621 (maybe_fold_stmt_indirect): Use it.
14622 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14623 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14625 (gimplify_expr): Likewise for plus_expr.
14627 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14629 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14630 bsi_after_labels. Always insert statements before bsi.
14631 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14632 * predict.c (apply_return_prediction): Check for empty blocks.
14633 * cfgexpand.c (lab_rtx_for_bb): New variable.
14634 (label_rtx_for_bb): Do not create new tree labels.
14635 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14636 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14637 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14639 (label_for_bb): Add field used.
14640 (update_eh_label, main_block_label): Mark the label used.
14641 (cleanup_dead_labels): Remove unused labels.
14643 2007-05-01 Richard Guenther <rguenther@suse.de>
14645 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14646 if it is not about to be set.
14647 (get_value_range): Do not pre-allocate equiv bitmap.
14648 (update_value_range): No need to clear equiv field.
14649 (add_equivalence): Change prototype to get bitmap pointer.
14650 Allocate bitmap here if it is not already.
14651 (extract_range_from_assert): Do not allocate bitmap here.
14652 Update callers to add_equivalence.
14653 (extract_range_from_ssa_name): Likewise.
14654 (get_vr_for_comparison): New static helper.
14655 (compare_name_with_value): Handle NULL equiv bitmap by
14656 peeling the first iteration of the comparison loop.
14657 Use get_vr_for_comparison.
14658 (compare_names): Handle NULL equiv bitmaps by using fake
14659 ones. Use get_vr_for_comparison.
14661 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14663 * double-int.c (mpz_set_double_int): Moved from
14664 tree-ssa-loop-niter.c.
14665 (mpz_get_double_int): Likewise; also, add option to wrap
14666 out-of-range integers.
14667 * double-int.h: New prototypes for above.
14668 * tree.c (get_static_type_bounds): Moved from
14669 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14670 TYPE_MAX_VALUE if they exist..
14671 * tree.h: New prototype for above.
14672 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14673 get_type_bounds calls.
14674 (mpz_set_double_int): Move to double-int.c.
14675 (get_type_bounds): Move to tree.c, rename to
14676 get_static_type_bounds.
14677 (mpz_to_double_int): Move to double-int.c, rename to
14678 mpz_get_double_int.
14680 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14682 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14683 DIV0 exception can fall through to a normal return.
14685 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14687 PR middle-end/22156
14688 Temporarily revert:
14689 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14690 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14691 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14692 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14693 initialize align to silence bogus warning.
14694 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14695 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14697 (struct sra_walk_fns): Remove use_all parameter from use.
14698 (sra_hash_tree): Handle BIT_FIELD_REFs.
14699 (sra_elt_hash): Don't hash bitfld blocks.
14700 (sra_elt_eq): Skip them in parent compares as well. Handle
14702 (sra_walk_expr): Don't maintain or pass down use_all_p.
14703 (scan_use): Remove use_all parameter.
14704 (scalarize_use): Likewise. Re-expand assignment to
14705 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14706 output, and re-scalarize after output. Don't mark anything
14708 (scalarize_ldst): Adjust.
14709 (scalarize_walk_gimple_modify_statement): Likewise.
14710 (build_element_name_1): Handle BIT_FIELD_REFs.
14711 (instantiate_element): Don't warn for any element whose parent
14712 is used as a whole.
14713 (instantiate_missing_elements_1): Return the sra_elt.
14714 (canon_type_for_field): New.
14715 (try_instantiate_multiple_fields): New.
14716 (instantiate_missing_elemnts): Use them.
14717 (mark_no_warning): Removed.
14718 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14719 (REPLDUP, sra_build_elt_assignment): New.
14720 (generate_copy_inout): Use them.
14721 (generate_element_copy): Likewise. Handle bitfld differences.
14722 (generate_element_zero): Don't recurse for blocks. Use
14723 sra_build_elt_assignment.
14724 (generate_one_element_int): Take elt instead of var. Use
14725 sra_build_elt_assignment.
14726 (generate_element_init_1): Adjust.
14727 (scalarize_use, scalarize_copy): Use REPLDUP.
14728 (scalarize_ldst): Move assert before dereference.
14729 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14731 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14734 * tree.c (reconstruct_complex_type): Reconstruct a reference
14736 Also use the same mode for the pointer as the old pointer type.
14738 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14740 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14743 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14745 PR rtl-optimization/31676
14746 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14747 (df_refs_record): Call it.
14749 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14751 * rtl.def (SS_ABS): New code.
14752 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14753 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14754 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14755 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14756 (bfin_init_builtins): Define them.
14757 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14758 (bfin_expand_builtin): ... and handle the others here.
14759 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14760 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14761 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14762 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14763 operand is only HImode.
14765 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14767 * regclass.c (scan_one_insn): Remove splitting of
14770 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14771 Nigel Stephens <nigel@mips.com>
14773 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14775 2007-04-28 Jan Hubicka <jh@suse.cz>
14777 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14778 insn_locators_alloc instead of insn_locators_initialize;
14779 call reset_block_changes.
14780 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14781 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14782 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14783 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14784 * config/score/score.c (th_output_mi_thunk): Likewise.
14785 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14786 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14787 tolerate uninitialized locator info.
14790 * function.c (init_function_start): Don't init line number info.
14791 (expand_function_end): Update.
14792 (reset_block_changes, record_block_change, finalize_block_changes,
14793 check_block_change, free_block_changes): Kill.
14794 * function.h (reset_block_changes, record_block_change,
14795 finalize_block_changes, check_block_change, free_block_changes):
14797 (struct function): Remove ib_boundaries_block.
14798 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14799 Use curr_insn_locator to initialize locator.
14800 (emit_line_note): Remove.
14801 * cfgexpand.c (expand_gimple_cond_expr): Update.
14802 (construct_exit_block): Likewise.
14803 (tree_expand_cfg): Initialize/finalize locators.
14804 * expr.c (expand_expr_real): Update.
14805 * cfglayout.c (line_locators_locs, line_locators_lines,
14806 file_locators_locs, file_locators_files): Remove.
14807 (set_block_levels): Move to cfgexpand.c.
14808 (insn_locators_initialize): Remove.
14809 (pass_insn_locators_initialize): Remove.
14810 (locations_locators_locs, locations_locators_vals): New static vars.
14811 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14813 (insn_locators_alloc, insn_locators_finalize,
14814 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14816 (locator_location): New.
14817 (locator_line, locator_file): Rewrite.
14818 * rtl.h (emit_line_note): Kill.
14819 (insn_locators_alloc, insn_locators_finalize,
14820 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14822 * tree-inline.c (initialize_cfun): Do not initialize
14823 ib_boundaries_block.
14824 * passes.c (pass_insn_locators_initialize): Remove.
14826 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14828 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14829 info. Update last_basic_block correctly.
14831 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14834 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14835 register itself to hold the offset constant. Tell flow the use
14836 of r4 and r5 when they are used.
14838 2007-04-27 Richard Guenther <rguenther@suse.de>
14840 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14841 if we simplified anything.
14842 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14843 warnings until we did a simplification and the stmt was not
14844 marked as TREE_NO_WARNING.
14846 2007-04-27 Mike Stump <mrs@apple.com>
14848 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14850 2007-04-27 Ian Lance Taylor <iant@google.com>
14852 PR middle-end/31710
14853 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14854 TYPE_MAX_VALUE exist, convert them to the new type.
14856 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14858 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14859 if it claims to be available.
14860 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14861 edge is redirected.
14862 (perform_tree_ssa_dce): Always free postdominators.
14864 2007-04-27 Richard Henderson <rth@redhat.com>
14866 * config/alpha/predicates.md (aligned_memory_operand): Mark
14867 as define_special_predicate.
14868 (unaligned_memory_operand, normal_memory_operand): Likewise.
14869 (reg_or_unaligned_mem_operand): Remove.
14870 (any_memory_operand): Match the documentation and check for
14871 non-renumbered pseudos during reload.
14872 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14873 alpha_secondary_reload_class, update to new interface, make static.
14874 Handle CQImode like HImode. Remove FP subreg check.
14875 (alpha_expand_mov): Use replace_equiv_address.
14876 (alpha_expand_mov_nobwx): Use any_memory_operand.
14877 (TARGET_SECONDARY_RELOAD): New.
14878 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14879 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14880 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14881 * config/alpha/alpha.md: ... here.
14882 (RELOAD12, reloadmode): New.
14884 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14885 Don't handle the aligned case here.
14886 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14887 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14888 reload_inhi_help. Don't expect a scratch register.
14889 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14891 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14893 2007-04-27 Richard Guenther <rguenther@suse.de>
14895 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14897 2007-04-27 Richard Guenther <rguenther@suse.de>
14899 PR tree-optimization/30965
14900 PR tree-optimization/30978
14901 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14902 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14903 (find_equivalent_equality_comparison): Likewise.
14904 (simplify_cond): Likewise.
14905 (get_prop_source_stmt): New helper.
14906 (get_prop_dest_stmt): Likewise.
14907 (can_propagate_from): Likewise.
14908 (remove_prop_source_from_use): Likewise.
14909 (combine_cond_expr_cond): Likewise.
14910 (forward_propagate_comparison): New function.
14911 (forward_propagate_into_cond): Rewrite to use fold for
14913 (tree_ssa_forward_propagate_single_use_vars): Call
14914 forward_propagate_comparison to propagate comparisons.
14916 2007-04-27 Richard Guenther <rguenther@suse.de>
14918 PR tree-optimization/31715
14919 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14920 sure to do computation on the offset in an appropriate
14923 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14925 * reload.h (elimination_target_reg_p): Declare.
14926 * reload.c (find_reloads): Don't apply the reg_rtx move
14927 optimization if the SET_DEST satisfies elimination_target_reg_p.
14928 * reload1.c (elimination_target_reg_p): New function.
14929 (gen_reload): In the move/add2 fallback, make sure that op0
14930 does not overlap the destination register.
14932 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14934 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14935 transform only GIMPLE_MODIFY_STMTs.
14936 * tree-complex.c (expand_complex_operations_1): Ditto.
14937 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14938 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14939 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14941 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14942 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14943 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14944 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14945 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14946 slpeel_add_loop_guard): Ditto.
14947 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14948 * lambda-code.c (perfect_nestify): Ditto.
14949 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14950 before the first statement.
14951 * tree-optimize.c (execute_free_datastructures): Fix comments.
14952 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14953 * tree-flow.h (disband_implicit_edges): Declaration removed.
14954 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14956 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14957 COND_EXPRs without gotos.
14958 (disband_implicit_edges, has_label_p): Removed.
14959 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14960 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14962 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14964 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14965 also for COND_EXPRs.
14966 * cfgexpand.c (label_rtx_for_bb): New function.
14967 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14968 Use label_rtx_for_bb to find the labels.
14969 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14970 last block. Detect fallthru edges.
14972 2007-04-26 Ian Lance Taylor <iant@google.com>
14975 * reload.c (find_reloads_subreg_address): If the address was valid
14976 in the original mode but not in the new mode, reload the whole
14979 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14981 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14982 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14983 (cleanup_control_expr_graph): Do not invalidate dominance info.
14984 Record altered blocks.
14985 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14986 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14987 cleanup_tree_cfg_bb): New functions.
14988 (remove_forwarder_block): Do not maintain the worklist of blocks.
14989 Record altered blocks.
14990 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14991 not over whole cfg.
14992 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14993 delete_unreachable_blocks if dominators are not available.
14994 * tree-inline.c (optimize_inline_calls): Free dominance information
14996 * tree-flow.h (remove_edge_and_dominated_blocks,
14997 cfgcleanup_altered_bbs): Altered.
14998 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
15000 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
15002 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
15003 do not invalidate dominators.
15005 2007-04-26 Anatoly Sokolov <aesok@post.ru>
15007 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
15008 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
15009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15010 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15012 2007-04-26 Steve Ellcey <sje@cup.hp.com>
15014 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
15016 2007-04-26 Richard Guenther <rguenther@suse.de>
15018 PR tree-optimization/31703
15019 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
15020 the right type for the target of the bittest.
15022 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15024 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
15025 ix86_sol10_return_in_memory.
15027 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15029 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
15032 2007-04-26 Jakub Jelinek <jakub@redhat.com>
15035 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
15037 PR tree-optimization/30558
15038 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
15039 clear this_state.prev_try.
15041 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15042 Mark Mitchell <mark@codesourcery.com>
15044 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
15045 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
15046 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
15048 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15051 * doc/invoke.texi (%:print-asm-header): Document.
15052 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
15054 (static_spec_functions): Add print-asm-header.
15055 (main): Print a banner before the --target-help linker options.
15056 (print_asm_header_spec_function): New function.
15058 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
15061 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
15062 (movsf_ie): Likewise.
15064 2007-04-25 Paolo Carlini <pcarlini@suse.de>
15066 * doc/extend.texi ([Type Traits]): Adjust per N2255.
15068 2007-04-25 Bob Wilson <bob.wilson@acm.org>
15070 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
15071 exception for divide-by-zero.
15072 (__umodsi3, __modsi3): Likewise.
15074 2007-04-25 Dirk Mueller <dmueller@suse.de>
15076 * c-typeck.c (build_compound_expr): Annotate warning()
15077 call with OPT_Wunused_value.
15078 * tree-ssa.c (warn_uninit): Annotate warning with
15080 * c-common.c (handle_sentinel_attribute): Annotate warning
15081 call with OPT_Wattributes.
15083 2007-04-25 Thiemo Seufer <ths@mips.com>
15085 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15086 (mips16): Fix typo.
15087 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15088 on to the assembler. Improve handling of -mno-mips16. Add handling
15089 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15090 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15091 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15092 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15094 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15097 * config/i386/winnt.c (i386_pe_file_end): Strip only
15098 USER_LABEL_PREFIX when writing export name.
15100 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15102 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15103 sh/elf.h, vx-common.h and vxworks.h.
15104 * config/sh/sh.h: Include config/vxworks-dummy.h.
15105 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15106 (OVERRIDE_OPTIONS): Use it.
15107 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15108 (vxworks_picreg): New pattern.
15109 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15110 VXWORKS_OS_CPP_BUILTINS.
15111 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15112 to their VXWORKS_* equivalents.
15113 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15114 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15115 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15116 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15117 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15118 -mrtp/-fPIC multilibs.
15119 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15120 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15121 (MULTILIB_OSDIRNAMES): Delete.
15123 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15126 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15128 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15130 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15131 rounding mode to be specified by the caller.
15132 (real_to_mpfr) Likewise.
15133 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15134 include new arguments.
15135 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15137 2007-04-24 Ian Lance Taylor <iant@google.com>
15139 PR tree-optimization/31605
15140 * tree-vrp.c (set_value_range): Check that min and max are not
15141 both overflow infinities.
15142 (set_value_range_to_value): New static function.
15143 (extract_range_from_binary_expr): Call set_value_range_to_value.
15144 (extract_range_from_cond_expr): Likewise.
15145 (extract_range_from_expr): Likewise.
15146 (extract_range_from_unary_expr): Likewise. Don't create a range
15147 which overflows on both sides.
15148 (vrp_meet): Check for a useless range.
15149 (vrp_visit_phi_node): If we see a constant which looks like an
15150 overflow infinity, turn off the TREE_OVERFLOW flag.
15152 2007-04-24 Ian Lance Taylor <iant@google.com>
15154 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15156 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15158 PR diagnostic/25923
15159 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15160 diagnostic message is being built.
15161 * tree-pretty-print.c (dump_generic_node): Only write the
15162 formatted text into BUFFER's stream if we are not building a
15163 diagnostic message.
15164 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15166 * Makefile.in (toplev.o): Depend on tree-pass.h.
15168 2007-04-24 Ian Lance Taylor <iant@google.com>
15170 PR tree-optimization/31602
15171 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15172 conditionals in the copied loop header.
15173 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15174 warnings if TREE_NO_WARNING is set.
15175 * doc/invoke.texi (Warning Options): Clarify that
15176 -Wstrict-overflow does not warn about loops.
15178 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15180 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15181 expand on the comment about _Decimal128 arguments and check the
15182 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15183 that _Decimal128 argument uses even/odd register pair.
15184 (function_arg): Ditto.
15186 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15188 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15189 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15191 2007-04-24 Richard Guenther <rguenther@suse.de>
15192 Olga Golovanevsky <olga@il.ibm.com>
15194 * fold-const.c (multiple_of_p): Check for bottom
15197 2007-04-24 Richard Henderson <rth@redhat.com>
15199 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15200 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15201 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15202 looking for non-zero bits shifted out. Avoid a recursive call
15203 when constructing the scalar.
15204 (__floatundisf): Likewise.
15206 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15208 * dwarf2out.c (field_byte_offset): Move the existing logic
15209 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15210 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15212 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15215 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15216 length argument of 0 for memset.
15217 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15218 unsigned shift instead of the signed variant.
15220 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15222 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15223 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15224 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15225 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15226 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15227 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15228 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15229 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15230 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15231 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15232 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15233 "mul<mode>3", "div<mode>3"): Insn definitions added.
15234 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15235 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15236 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15237 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15238 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15239 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15240 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15241 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15242 TARGET_FLOAT_FORMAT): Macro definitions removed.
15243 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15244 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15245 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15246 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15247 (s390_gen_rtx_const_DI): Function removed.
15248 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15250 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15252 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15253 over an external ffs function.
15255 2007-04-24 Chao-ying Fu <fu@mips.com>
15256 Richard Sandiford <richard@nildram.co.uk>
15258 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15259 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15260 (smadd_widen_optab, umadd_widen_optab): Define.
15261 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15263 * genopinit.c (optabs): Fill in smadd_widen_optab and
15265 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15266 and umadd_widen_optab to implement multiply-add sequences.
15267 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15268 (<u>maddsidi4): ...this. Extend condition to include
15269 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15270 of operand 0 to "ka" and use the three-operand form of madd<u>
15272 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15274 * config/mips/constraints.md (ka): New register constraint.
15276 2007-04-24 Jan Hubicka <j@suse.cz>
15280 2007-04-23 Jan Hubicka <jh@suse.cz>
15281 * function.c (init_function_start): Don't init line number info.
15282 (expand_function_end): Update.
15283 (reset_block_changes, record_block_change, finalize_block_changes,
15284 check_block_change, free_block_changes): Kill.
15285 * function.h (reset_block_changes, record_block_change,
15286 finalize_block_changes, check_block_change, free_block_changes):
15288 (struct function): Remove ib_boundaries_block.
15289 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15290 Use curr_insn_locator to initialize locator.
15291 (emit_line_note): Remove.
15292 * cfgexpand.c (expand_gimple_cond_expr): Update.
15293 (construct_exit_block): Likewise.
15294 (tree_expand_cfg): Initialize/finalize locators.
15295 * expr.c (expand_expr_real): Update.
15296 * cfglayout.c (line_locators_locs, line_locators_lines,
15297 file_locators_locs, file_locators_files): Remove.
15298 (set_block_levels): Move to cfgexpand.c.
15299 (insn_locators_initialize): Remove.
15300 (pass_insn_locators_initialize): Remove.
15301 (locations_locators_locs, locations_locators_vals): New static vars.
15302 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15304 (insn_locators_alloc, insn_locators_finalize,
15305 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15307 (locator_location): New.
15308 (locator_line, locator_file): Rewrite.
15309 * rtl.h (emit_line_note): Kill.
15310 (insn_locators_alloc, insn_locators_finalize,
15311 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15313 * tree-inline.c (initialize_cfun): Do not initialize
15314 ib_boundaries_block.
15315 * passes.c (pass_insn_locators_initialize): Remove.
15317 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15319 * doc/invoke.texi: Removed leading '-' from option index entries.
15321 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15323 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15325 (create_phi_node): Use set_phi_nodes.
15326 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15327 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15328 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15329 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15330 (bsi_start, bsi_last): Use bb_stmt_list.
15331 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15332 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15333 Traverse the statements using tsi iterator.
15334 * basic-block.h (struct basic_block_def): Fields stmt_list
15335 and phi_nodes moved to ...
15336 (struct tree_bb_info): ... new structure.
15337 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15338 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15339 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15340 (tree_verify_flow_info): Verify that il.tree is not set for
15341 entry and exit block.
15342 (tree_split_block): Use set_bb_stmt_list.
15344 2007-04-23 Mike Stump <mrs@apple.com>
15346 * config/i386/i386.c (ix86_tune_features
15347 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15350 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15352 * config/i386/i386.md (prefix_extra): New attribute.
15353 (length): Add prefix_extra.
15355 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15356 (sse2_movntv2di): Likewise.
15357 (sse2_cvtps2dq): Likewise.
15358 (sse2_cvtpd2pi): Likewise.
15359 (sse2_cvttpd2pi): Likewise.
15360 (*sse2_cvtpd2ps): Likewise.
15361 (*add<mode>3): Likewise.
15362 (sse2_ssadd<mode>3): Likewise.
15363 (sse2_usadd<mode>3): Likewise.
15364 (*sub<mode>3): Likewise.
15365 (sse2_sssub<mode>3): Likewise.
15366 (sse2_ussub<mode>3): Likewise.
15367 (*mulv8hi3): Likewise.
15368 (*smulv8hi3_highpart): Likewise.
15369 (*umulv8hi3_highpart): Likewise.
15370 (sse2_umulv2siv2di3): Likewise.
15371 (sse2_pmaddwd): Likewise.
15372 (ashr<mode>3): Likewise.
15373 (lshr<mode>3): Likewise.
15374 (ashl<mode>3): Likewise.
15375 (sse2_ashlti3): Likewise.
15376 (sse2_lshrti3): Likewise.
15377 (*umaxv16qi3): Likewise.
15378 (*smaxv8hi3): Likewise.
15379 (*uminv16qi3): Likewise.
15380 (*sminv8hi3): Likewise.
15381 (sse2_eq<mode>3): Likewise.
15382 (sse2_gt<mode>3): Likewise.
15383 (*and<mode>3): Likewise.
15384 (sse2_nand<mode>3): Likewise.
15385 (*ior<mode>3): Likewise.
15386 (*xor<mode>3): Likewise.
15387 (sse2_packsswb): Likewise.
15388 (sse2_packssdw): Likewise.
15389 (sse2_packuswb): Likewise.
15390 (sse2_punpckhbw): Likewise.
15391 (sse2_punpcklbw): Likewise.
15392 (sse2_punpckhwd): Likewise.
15393 (sse2_punpcklwd): Likewise.
15394 (sse2_punpckhdq): Likewise.
15395 (sse2_punpckldq): Likewise.
15396 (sse2_punpckhqdq): Likewise.
15397 (sse2_punpcklqdq): Likewise.
15398 (*sse2_pinsrw): Likewise.
15399 (*sse2_pextrw): Likewise.
15400 (sse2_pshufd_1): Likewise.
15401 (sse2_uavgv16qi3): Likewise.
15402 (sse2_uavgv8hi3): Likewise.
15403 (sse2_psadbw): Likewise.
15404 (sse2_pmovmskb): Likewise.
15405 (*sse2_maskmovdqu): Likewise.
15406 (*sse2_maskmovdqu_rex64): Likewise.
15407 (sse4a_extrqi): Likewise.
15408 (sse4a_extrq): Likewise.
15409 (sse3_lddqu): Set prefix_rep.
15410 (sse3_addsubv4sf3): Likewise.
15411 (sse3_haddv4sf3): Likewise.
15412 (sse3_hsubv4sf3): Likewise.
15413 (sse_cvtss2si): Likewise.
15414 (sse_cvtss2si_2): Likewise.
15415 (sse_cvtss2siq): Likewise.
15416 (sse_cvtss2siq_2): Likewise.
15417 (sse_cvttss2si): Likewise.
15418 (sse_cvttss2siq): Likewise.
15419 (sse2_cvttps2dq): Likewise.
15420 (sse3_movshdup): Likewise.
15421 (sse3_movsldup): Likewise.
15422 (sse2_cvtsd2si): Likewise.
15423 (sse2_cvtsd2si_2): Likewise.
15424 (sse2_cvtsd2siq): Likewise.
15425 (sse2_cvtsd2siq_2): Likewise.
15426 (sse2_cvttsd2si): Likewise.
15427 (sse2_cvttsd2siq): Likewise.
15428 (*sse2_cvtpd2dq): Likewise.
15429 (*sse2_cvttpd2dq): Likewise.
15430 (sse2_pshuflw_1): Likewise.
15431 (sse2_pshufhw_1): Likewise.
15432 (sse4a_insertqi): Likewise.
15433 (sse4a_insertq): Likewise.
15434 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15435 (ssse3_phadddv4si3): Likewise.
15436 (ssse3_phaddswv8hi3): Likewise.
15437 (ssse3_phsubwv8hi3): Likewise.
15438 (ssse3_phsubdv4si3): Likewise.
15439 (ssse3_phsubswv8hi3): Likewise.
15440 (ssse3_pmaddubswv8hi3): Likewise.
15441 (ssse3_pmulhrswv8hi3): Likewise.
15442 (ssse3_pshufbv16qi3): Likewise.
15443 (ssse3_psign<mode>3): Likewise.
15444 (ssse3_palignrti): Likewise.
15445 (abs<mode>2): Likewise.
15446 (ssse3_phaddwv4hi3): Set prefix_extra.
15447 (ssse3_phadddv2si3): Likewise.
15448 (ssse3_phaddswv4hi3): Likewise.
15449 (ssse3_phsubwv4hi3): Likewise.
15450 (ssse3_phsubdv2si3): Likewise.
15451 (ssse3_phsubswv4hi3): Likewise.
15452 (ssse3_pmaddubswv4hi3): Likewise.
15453 (ssse3_pmulhrswv4hi3): Likewise.
15454 (ssse3_pshufbv8qi3): Likewise.
15455 (ssse3_psign<mode>3): Likewise.
15456 (ssse3_palignrdi): Likewise.
15457 (abs<mode>2): Likewise.
15458 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15459 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15460 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15462 2007-04-23 Nick Clifton <nickc@redhat.com>
15464 * params.def: Fix formatting of emacs local variables.
15466 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15468 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15469 move if inter-unit move isn't allowed.
15470 Don't split moving the first element of V2DI to DI to inter-unit
15471 move if inter-unit move isn't allowed.
15473 2007-04-23 Richard Guenther <rguenther@suse.de>
15475 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15476 and CDI_POST_DOMINATORS separately.
15478 2007-04-23 Nick Clifton <nickc@redhat.com>
15480 * c.opt (Wformat-contains-nul): Add warning attribute.
15482 2007-04-23 Jan Hubicka <jh@suse.cz>
15484 * function.c (init_function_start): Don't init line number info.
15485 (expand_function_end): Update.
15486 (reset_block_changes, record_block_change, finalize_block_changes,
15487 check_block_change, free_block_changes): Kill.
15488 * function.h (reset_block_changes, record_block_change,
15489 finalize_block_changes, check_block_change, free_block_changes):
15491 (struct function): Remove ib_boundaries_block.
15492 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15493 Use curr_insn_locator to initialize locator.
15494 (emit_line_note): Remove.
15495 * cfgexpand.c (expand_gimple_cond_expr): Update.
15496 (construct_exit_block): Likewise.
15497 (tree_expand_cfg): Initialize/finalize locators.
15498 * expr.c (expand_expr_real): Update.
15499 * cfglayout.c (line_locators_locs, line_locators_lines,
15500 file_locators_locs, file_locators_files): Remove.
15501 (set_block_levels): Move to cfgexpand.c.
15502 (insn_locators_initialize): Remove.
15503 (pass_insn_locators_initialize): Remove.
15504 (locations_locators_locs, locations_locators_vals): New static vars.
15505 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15507 (insn_locators_alloc, insn_locators_finalize,
15508 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15510 (locator_location): New.
15511 (locator_line, locator_file): Rewrite.
15512 * rtl.h (emit_line_note): Kill.
15513 (insn_locators_alloc, insn_locators_finalize,
15514 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15516 * tree-inline.c (initialize_cfun): Do not initialize
15517 ib_boundaries_block.
15518 * passes.c (pass_insn_locators_initialize): Remove.
15520 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15522 PR middle-end/31448
15523 * expr.c (reduce_to_bit_field_precision): Handle
15526 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15528 PR tree-optimization/24659
15529 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15530 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15531 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15532 * genopinit.c (optabs): Rename vec_pack_mod_optab
15533 to vec_pack_trunc_optab.
15534 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15535 early for scalar floating point operands for NOP_EXPR.
15536 (vectorizable_type_promotion): Ditto.
15537 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15538 vec_pack_trunc_optab.
15539 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15541 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15542 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15543 Rename from VEC_PACK_MOD_EXPR.
15544 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15545 * expr.c (expand_expr_real_1): Ditto.
15546 * tree-inline.c (estimate_num_insns_1): Ditto.
15547 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15549 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15550 (vec_unpacks_lo_v4sf): Ditto.
15551 (vec_pack_trunc_v2df): Ditto.
15552 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15553 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15554 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15556 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15558 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15560 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15561 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15562 packing of floating point operands.
15563 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15564 represent unpacking of floating point operands.
15565 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15566 [vec_unpacks_hi]: Ditto.
15567 [vec_unpacks_lo]: Ditto.
15569 2007-04-22 Jan Hubicka <jh@suse.cz>
15571 * final.c (rest_of_handle_final): Call
15572 targetm.asm_out.constructor/targetm.asm_out.destructor
15573 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15574 proper priority via decl_*_priority_insert.
15575 * c-common.c (c_expand_body): Likewise.
15577 2007-04-22 Richard Guenther <rguenther@suse.de>
15579 PR tree-optimization/29789
15580 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15581 (rewrite_reciprocal): New helper split out from
15582 determine_invariantness_stmt.
15583 (rewrite_bittest): Likewise.
15584 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15585 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15588 2007-04-22 Revital Eres <eres@il.ibm.com>
15590 * loop-unroll.c (var_to_expand): New field to support also
15591 insns of the form x = something + x.
15592 (analyze_insn_to_expand_var): Use it.
15593 (expand_var_during_unrolling): Likewise.
15595 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15597 * predict.c: Include pointer-set.h.
15598 (bb_predictions): New variable.
15599 (tree_predicted_by_p, tree_predict_edge,
15600 remove_predictions_associated_with_edge): Use bb_predictions map
15601 instead of bb->predictions.
15602 (clear_bb_predictions, assert_is_empty): New functions.
15603 (combine_predictions_for_bb): Use bb_predictions map. Call
15604 clear_bb_predictions.
15605 (tree_estimate_probability): Create and free bb_predictions map.
15606 * Makefile.in (predict.o): Add pointer-set.h dependency.
15607 * basic-block.h (struct basic_block_def): Remove predictions
15609 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15611 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15614 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15617 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15619 * timevar.c (timevar_print): Change reference of --disable-checking to
15620 --enable-checking=release. Also warn if assert checking is disabled.
15622 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15625 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15626 decl as addressable if the compound literal was marked as
15628 Mark the decl as a gimple register if it is a complex or
15629 vector decl and does not live in memory.
15631 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15633 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15634 (GENERIC_NEXT): New function macro.
15635 (PHI_CHAIN): Use phi_node's new chain variable.
15636 (tree_phi_node): Change tree_common to tree_base
15637 and add the chain field.
15638 * tree-phinodes.c (make_phi_node): Don't set
15639 TREE_TYPE on the new node.
15640 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15641 instead of checking GIMPLE_TUPLE_P in chain_next.
15642 * tree-vect-transform.c
15643 (get_initial_def_for_induction): Look at
15644 PHI_RESULT_TREE for the type of the phi node.
15645 (update_vuses_to_preheader): Use PHI_CHAIN
15646 instead of TREE_CHAIN on the phi node.
15647 * tree-ssa-structalias.c (compute_points_to_sets):
15649 (ipa_pta_execute): Likewise.
15651 2007-04-21 Richard Guenther <rguenther@suse.de>
15653 PR middle-end/31136
15654 * fold-const.c (fold_unary): Call fold_convert_const on the
15657 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15659 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15660 (store_killed_in_pat): New.
15662 2007-04-20 Richard Henderson <rth@redhat.com>
15665 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15666 TREE_LIST with a void_type_node value, not void_list_node exactly.
15668 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15670 * doc/standards.texi: Re-arrange into language-specific
15671 subsections. Add a C++ section, documenting which standards we
15674 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15676 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15677 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15679 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15681 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15682 ecrti.o and crtbegin.o.
15683 (LIB_DEFAULT_SPEC): Include -lc.
15684 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15686 2007-04-20 Richard Henderson <rth@redhat.com>
15689 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15690 argument; update all callers.
15691 (get_unaligned_offset): New.
15692 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15693 get_unaligned_address, just pass on the address directly.
15694 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15695 the subreg in the helper patterns.
15696 (unaligned_extendqidi_le): Use get_unaligned_offset.
15697 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15698 (unaligned_extendhidi_be): Likewise.
15699 (unaligned_extendhidi): Tidy.
15700 * config/alpha/alpha-protos.h: Update.
15702 2007-04-20 Richard Henderson <rth@redhat.com>
15704 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15705 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15706 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15707 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15708 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15709 (CPP_SPEC): Don't include %(cpp_subtarget).
15710 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15711 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15712 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15714 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15716 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15717 for __builtin_ia32_cmpordss.
15719 PR tree-optimization/31632
15720 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15721 and arg1 for optimizations of comparison against min/max values.
15722 Fold arg0 to arg1's type for optimizations of comparison against
15723 min+1 and max-1 values.
15725 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15727 * reload.c (combine_reloads): When trying to use a dying register,
15728 check whether it's uninitialized and don't use if so.
15730 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15732 * fold-const.c: Remove prototypes for native_encode_expr and
15733 native_interpret_expr.
15734 (native_encode_expr): Make non-static.
15735 (native_interpret_expr): Likewise.
15736 * tree.h: Add prototypes for the above.
15738 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15740 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15741 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15742 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15743 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15744 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15745 Add length attributes.
15747 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15749 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15752 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15753 __STDC_WANT_DEC_FP__.
15755 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15757 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15758 for long double compatibility.
15759 * configure: Regenerate.
15761 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15763 PR rtl-optimization/29841
15764 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15766 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15767 that may cause control flow transfer from being moved.
15769 2007-04-18 Jan Hubicka <jh@suse.cz>
15771 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15774 2007-04-18 Eric Christopher <echristo@apple.com>
15776 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15777 only. Update operands.
15778 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15779 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15780 link register to pic register.
15782 2007-04-18 Dirk Mueller <dmueller@suse.de>
15784 PR diagnostic/31227
15785 * tree-vrp.c (search_for_addr_array): New.
15786 (check_array_bounds): Suppress warning about
15787 address taken of array refs if its not de-referenced.
15789 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15791 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15792 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15794 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15795 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15796 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15798 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15800 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15802 (vect_analyze_scalar_cycles): Fix indentation.
15803 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15804 (vect_mark_relevant): Include phis in relevance analysis.
15806 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15808 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15810 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15811 output_operand_lossage().
15813 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15815 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15816 the unused code for reduction without adjust-in-epilog to simplify the
15819 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15821 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15822 (S390_TDC_NEGATIVE_ZERO): New constant.
15823 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15824 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15825 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15826 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15827 (S390_TDC_POSITIVE_INFINITY): New constant.
15828 (S390_TDC_NEGATIVE_INFINITY): New constant.
15829 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15830 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15831 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15832 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15833 (S390_TDC_INFINITY): New constant.
15834 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15835 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15836 optimization for UNSPEC_CCZ_TO_INT.
15837 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15838 ("*ccz_to_int"): New insn.
15839 ("isinf<mode>2"): New insn.
15840 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15841 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15842 (UNSPEC_CCZ_TO_INT): New constant.
15844 2007-04-18 Richard Guenther <rguenther@suse.de>
15846 PR tree-optimization/19431
15847 PR tree-optimization/21463
15848 * tree-pass.h (pass_phiprop): Declare.
15849 * passes.c (init_optimization_passes): New phiprop pass.
15850 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15851 (phivn_valid_p): New helper function.
15852 (phiprop_insert_phi): Likewise.
15853 (propagate_with_phi): Likewise.
15854 (tree_ssa_phiprop): New propagator propagating loads
15855 through phi nodes if profitable.
15857 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15859 * tree-vect-analyze.c (process_use): New function.
15860 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15861 Check phis in all bbs.
15862 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15865 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15867 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15870 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15873 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15876 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15878 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15880 (sse_vmmulv4sf3): Likewise.
15881 (sse2_vmaddv2df3): Likewise.
15882 (sse2_vmmulv2df3): Likewise.
15884 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15886 PR rtl-optimization/31360
15887 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15888 (target_reg_cost): New.
15889 (init_set_costs): Initialize target_reg_cost. Add comments
15890 regarding the rationale of the costs.
15891 (global_cost_for_size): Renamed to...
15892 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15893 of register pressure.
15894 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15895 estimate_reg_pressure_cost. Add number of ivs.
15896 (determine_set_costs): Dump target_reg_cost.
15897 * loop-invariant.c (gain_for_invariant): Use
15898 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15899 (best_gain_for_invariant, find_invariants_to_move): Remove
15901 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15902 (target_reg_cost): Declare.
15903 (global_cost_for_size): Declaration removed.
15904 (estimate_reg_pressure_cost): Declare.
15906 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15908 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15909 regnos into even/odd register pairs.
15910 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15911 TDmode similar to the other floating point modes.
15912 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15913 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15915 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15916 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15917 (movdd_hardfloat64): Use TARGET_MFPGPR.
15919 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15921 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15924 2005-01-05 Richard Henderson <rth@redhat.com>
15926 * reload1.c (do_input_reload): Restrict the optimization deleteing
15927 a previous output reload to RELOAD_FOR_INPUT.
15929 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15931 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15932 induc_vec_info_type.
15933 (vectorizable_induction): New function declaration.
15934 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15935 check if already vectorized. Find first place in BB where new stmts
15936 can be inserted. Takes only one argument.
15937 (vectorizable_induction): New function.
15938 (vect_transform_stmt): Add case for induc_vec_info_type to call
15939 vectorizable_induction.
15940 (vect_transform_loop): Consider phis for vectorization.
15941 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15943 (analyze_operations): Call vectorizable_induction when analyzing phis.
15945 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15946 (vect_mark_relevant): Include phis in relevance analysis.
15947 (vect_mark_stmts_to_be_vectorize): Likewise.
15948 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15950 2007-04-16 Lawrence Crowl <crowl@google.com>
15952 * doc/invoke.texi (Debugging Options): Add documentation for the
15953 -femit-struct-debug options -femit-struct-debug-baseonly,
15954 -femit-struct-debug-reduced, and
15955 -femit-struct-debug-detailed[=...].
15957 * c-opts.c (c_common_handle_option): Add
15958 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15959 and OPT_femit_struct_debug_detailed_.
15960 * c.opt: Add specifications for
15961 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15962 and -femit-struct-debug-detailed[=...].
15963 * opts.c (set_struct_debug_option): Parse the
15964 -femit-struct-debug-... options.
15965 * opts.c (matches_main_base, main_input_basename,
15966 main_input_baselength, base_of_path, matches_main_base): Add
15967 variables and functions to compare header base name to compilation
15969 * opts.c (should_emit_struct_debug): Add to determine to emit a
15970 structure based on the option.
15971 (dump_struct_debug) Also disabled function to debug this
15973 * opts.c (handle_options): Save the base name of the
15976 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15977 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15978 This hook indicates if a type is generic. Set it by default
15979 to "never generic".
15980 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15981 to determine if a struct type is generic or not.
15982 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15983 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15984 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15985 with live C++ hook.
15987 * flags.h (enum debug_info_usage): Add an enumeration to describe
15988 a program's use of a structure type.
15989 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15990 to indicate the program's usage of the type. Filter structs based
15991 on the -femit-struct-debug-... specification.
15992 (gen_type_die): Split into two routines, gen_type_die and
15993 gen_type_die_with_usage. gen_type_die is now a wrapper
15994 that assumes direct usage.
15995 (gen_type_die_with_usage): Replace calls to gen_type_die
15996 with gen_type_die_with_usage adding the program usage of
15997 the referenced type.
15998 (dwarf2out_imported_module_or_decl): Suppress struct debug
15999 information using should_emit_struct_debug when appropriate.
16001 2007-04-16 Ian Lance Taylor <iant@google.com>
16003 PR tree-optimization/31522
16004 * tree-vrp.c (vr_phi_edge_counts): New static variable.
16005 (vrp_initialize): Allocate vr_phi_edge_counts.
16006 (vrp_visit_phi_node): Don't push to infinity if we saw a new
16007 executable edge. Drop test for all constants.
16008 (vrp_finalize): Free vrp_phi_edge_counts.
16010 * doc/cpp.texi (Common Predefined Macros): Clarify description of
16011 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16013 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
16014 predecessors at head rather than tail.
16016 2007-04-16 Matthias Klose <doko@debian.org>
16018 * config/alpha/linux.h (CPP_SPEC): Define.
16019 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
16021 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
16023 * function.h: Remove sequence_stack extern declaration.
16025 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16027 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
16029 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
16032 2007-04-16 Anatoly Sokolov <aesok@post.ru>
16034 * config/avr/avr.c (avr_arch_types): Rearranging array.
16035 (enum avr_arch): Add.
16036 (avr_mcu_types): Use avr_arch enumeration constants instead of
16038 * config/avr/avr.h (LINK_SPEC): Simplify.
16040 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16042 * config/m68k/m68k.c (m68k_libcall_value,
16043 m68k_function_value): Use macros for register names more.
16045 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16047 (M68K_REGNAME): Use A6_REG.
16048 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
16050 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16052 PR middle-end/28071
16053 * sched-int.h (struct deps): Split field 'pending_lists_length' into
16054 'pending_read_list_length' and 'pending_write_list_length'. Update
16056 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
16057 to handle two length counters instead of one. Update all uses.
16058 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
16059 two length counters instead of one.
16060 * sched-rgn.c (propagate_deps): Update to handle two length counters
16063 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
16066 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
16067 copy of source, pass it to ix86_expand_vector_set and return
16070 2007-04-16 David Ung <davidu@mips.com>
16071 Joseph Myers <joseph@codesourcery.com>
16073 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
16074 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
16075 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
16076 Add 74K processor information.
16077 * config/mips/mips.md: Include 74k.md.
16078 (cpu): Add 74kc,74kf,74kx.
16079 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
16080 * config/mips/74k.md: New.
16081 * doc/invoke.texi (MIPS Options): Document 74K support.
16083 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
16085 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16086 vectorizable_* functions.
16087 * tree-vect-transform.c (vectorizable_call): Add check for
16088 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16089 (vectorizable_store): likewise.
16090 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16092 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16093 (vectorizable_type_promotion, vectorizable_load): Likewise.
16094 (vectorizable_live_operation, vectorizable_condition): Likewise.
16095 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16097 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16099 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16101 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16102 register numbers more.
16103 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16104 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16105 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16106 FUNCTION_VALUE_REGNO_P): Likewise.
16107 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16108 STATIC_CHAIN_REGNUM): Likewise.
16109 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16110 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16111 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16112 * config/m68k/m68k.md (FP_REG): New.
16114 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16116 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16119 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16121 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16122 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16125 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16127 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16130 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16133 * c-decl.c (finish_decl): Grab the type of the decl after the call
16134 to store_init_value.
16136 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16138 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16140 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16143 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16144 dominators, post dominators and cleanup cfg before returning.
16146 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16148 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16149 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16151 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16153 * config.gcc: Recognize fido.
16154 * config/m68k/m68k-devices.def (fidoa): New.
16155 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16157 (FL_FIDOA, TARGET_FIDOA): New.
16158 * config/m68k/m68k.opt (mfidoa): New.
16160 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16162 PR middle-end/31322
16163 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16164 when a personality function is used.
16166 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16168 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16170 2007-04-13 Mike Stump <mrs@apple.com>
16172 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16174 * config/darwin.opt (fapple-kext): Make C++ only.
16175 * config/darwin.c (darwin_override_options): Remove code to ensure
16176 -fapple-kext is given for C++ only.
16178 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16180 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16181 * config/mips/mips.c (override_options): Call
16182 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16184 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16186 * config/i386/i386.opt (msvr3-shlib): Removed.
16188 * doc/invoke.texi: Remove -msvr3-shlib.
16190 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16192 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16193 with "popcnt" instruction.
16195 2007-04-13 Richard Guenther <rguenther@suse.de>
16197 PR tree-optimization/21258
16198 * tree-vrp.c (compare_case_labels): New helper.
16199 (find_switch_asserts): New function.
16200 (find_assert_locations): Call it for SWITCH_EXPRs.
16202 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16204 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16205 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16206 check is now implied in X87_FLOAT_MODE_P.
16207 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16208 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16209 (fix_trunc<mode>_i386_fisttp): Ditto.
16210 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16211 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16212 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16213 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16214 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16215 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16216 (unnamed_splitters): Ditto.
16217 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16218 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16219 FIRST_SSE_REG for local functions when SSE math is enabled or
16220 for functions with sseregparm attribute.
16221 (standard_80387_constant_p): Return -1 if mode is not
16223 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16224 (ix86_expand_compare): Ditto.
16225 (ix86_expand_carry_flag_compare): Ditto.
16226 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16227 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16228 DECIMAL_FLOAT_MODE_P.
16229 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16230 of SCALAR_FLOAT_MODE_P.
16231 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16232 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16233 checks before FLOAT_MODE_P.
16234 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16235 before FLOAT_MODE_P.
16240 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16242 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16243 Charles Wilson <libtool@cwilson.fastmail.fm>
16245 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16246 (libgcc.mvars): Don't depend on them.
16247 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16248 * exec-tool.in: New.
16250 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16252 * doc/invoke.text (--help): Document --help=common.
16254 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16256 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16258 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16260 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16261 * genemit.c (main): Emit #include "integrate.h".
16262 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16263 (LOADGP_RTP): New mips_loadgp_style.
16264 * config/mips/mips.h: Include config/vxworks-dummy.h.
16265 (TARGET_RTP_PIC): New macro.
16266 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16267 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16268 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16269 for TARGET_RTP_PIC.
16270 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16271 -mvxworks-pic when using -mrtp and a PIC option.
16272 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16274 (mips_symbolic_constant_p, mips_symbolic_address_p)
16275 (mips_symbol_insns): Handle SYMBOL_HALF.
16276 (override_options): Warn about -G and -mrtp being used together.
16277 Initialize mips_lo_relocs[SYMBOL_HALF].
16278 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16279 (mips_emit_loadgp): Handle LOADGP_RTP.
16280 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16281 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16282 (tablejump): Handle function-relative case table entries if
16284 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16286 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16288 * config/mips/mips.md (load_call<mode>): Allow any general register.
16290 (sibcall_value_internal, sibcall_value_multiple_internal)
16291 (call_value_internal, call_value_split, call_value_multiple_internal)
16292 (call_value_multiple_split): Remove constraints from operand 0.
16294 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16296 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16297 rather than loadgp_noshared.
16298 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16299 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16301 * config/mips/mips.md (loadgp): Rename to...
16302 (loadgp_newabi): ...this.
16303 (loadgp_noshared): Rename to...
16304 (loadgp_absolute): ...this.
16306 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16308 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16309 false for locally-binding symbols.
16310 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16312 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16314 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16315 (SYMBOL_GOT_PAGE_OFST): ...this.
16316 (SYMBOL_GOT_GLOBAL): Rename to...
16317 (SYMBOL_GOT_DISP): ...this.
16318 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16319 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16320 * config/mips/mips.c (mips_global_symbol_p): New function.
16321 (mips_symbol_binds_local_p): Likewise.
16322 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16323 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16324 mips_global_symbol_p and mips_symbol_binds_local_p.
16325 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16326 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16327 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16328 SYMBOL_GOTOFF_DISP.
16329 (mips_ok_for_lazy_binding_p): New function.
16330 (mips_load_call_address, mips_expand_call): Use it.
16331 (mips_dangerous_for_la25_p): Likewise.
16332 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16333 (*got_disp<mode>): Use got_disp_operand instead of
16334 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16335 SYMBOL_GOTOFF_GLOBAL.
16336 (*got_page<mode>): Use got_page_ofst_operand instead of
16338 * config/mips/predicates.md (const_call_insn_operand): Use
16339 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16340 (global_got_operand): Rename to...
16341 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16343 (local_got_operand): Rename to...
16344 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16345 of SYMBOL_GOT_LOCAL.
16347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16349 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16350 TARGET_CALL_CLOBBERED_GP.
16351 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16352 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16353 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16354 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16355 of TARGET_ABICALLS && !TARGET_NEWABI.
16356 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16357 * config/mips/mips.c (mips_load_call_address): Check
16358 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16359 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16360 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16361 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16362 TARGET_ABICALLS && TARGET_NEWABI.
16363 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16365 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16366 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16367 TARGET_ABICALLS && TARGET_NEWABI.
16368 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16369 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16370 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16371 whether indirect calls must use $25.
16372 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16374 * config/mips/mips.md (jal_macro): Check flag_pic and
16375 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16376 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16377 instead of TARGET_ABICALLS.
16378 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16379 TARGET_ABICALLS && TARGET_OLDABI.
16380 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16381 (sibcall): In the comment above the define_insn, mention
16382 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16383 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16384 instead of TARGET_ABICALLS.
16386 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16388 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16389 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16390 (MACFLAGS_MATCH_P): New macro.
16391 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16392 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16393 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16394 the other MACFLAG constants.
16395 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16396 (flag_machi): Tighten constraints. Renumber some of the operands.
16397 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16399 (flag_machi_parts_acconly): New pattern.
16400 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16402 (flag_macinit1hi): Tighten constraints.
16403 (flag_mul_macv2hi_parts_acconly): New pattern.
16405 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16406 Use a more efficient implementation.
16407 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16408 inline sequences when not optimizing for size.
16410 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16411 movhi_high2low): Delete, merge functionality into...
16412 (packv2hi): ... this pattern.
16414 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16415 * config/bfin/bfin.opt (msim): New option.
16416 (mcpu=): New option.
16417 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16418 (bfin_cpu_t): Typedef of enum bfin_cpu.
16419 (bfin_cpu_type): New declaration.
16420 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16421 -msim and -mcpu= options.
16422 (LIB_SPEC): Likewise.
16423 * config/bfin/bfin.c (bfin_cpu_type): Define.
16424 (bfin_handle_option): Handle -mcpu= option.
16425 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16426 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16427 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16429 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16431 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16432 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16433 (powerpc-wrs-vxworksae): Use ${tm_file}.
16434 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16435 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16436 * config/i386/vx-common.h: New file.
16438 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16440 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16443 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16445 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16448 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16452 * c-common.c (c_build_qualified_type): Set canonical type
16455 2007-04-12 Richard Guenther <rguenther@suse.de>
16457 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16458 lower bound and element size if lower bound is not zero
16459 or either of the ARRAY_REF operands is set.
16461 2007-04-12 Richard Guenther <rguenther@suse.de>
16463 PR tree-optimization/24689
16464 PR tree-optimization/31307
16465 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16467 * gimplify.c (canonicalize_addr_expr): To be consistent with
16468 gimplify_compound_lval only set operands two and three of
16469 ARRAY_REFs if they are not gimple_min_invariant. This makes
16470 it never at this place.
16471 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16473 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16475 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16476 null before emitting a .nsubspa directive.
16478 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16480 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16481 need_to_partition_p if there are no memory statements in the
16484 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16486 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16487 (gcd_of_steps_may_divide_p): New function.
16488 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16490 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16492 * reload.c (find_reloads_toplev, find_reloads_address,
16493 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16494 not a pointer equality test, to decide if we need to call
16495 push_reg_equiv_alt_mem.
16497 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16499 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16500 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16502 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16504 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16506 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16507 vector to be positive.
16509 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16513 * doc/invoke.texi: Document --params max-aliased-vops and
16515 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16516 debug_memory_partitions): Move to tree-flow.h
16517 * params.h (AVG_ALIASED_VOPS): Define.
16518 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16520 (mp_info_t): Likewise.
16521 (get_mem_sym_stats_for): New.
16522 (set_memory_partition): Move from tree-flow-inline.h.
16523 (mark_non_addressable): Only clear the set of symbols for the
16524 partition if it exists.
16525 (dump_memory_partitions): Move from tree-ssa-operands.c
16526 (debug_memory_partitions): Likewise.
16527 (need_to_partition_p): New.
16528 (dump_mem_ref_stats): New.
16529 (debug_mem_ref_stats): New.
16530 (dump_mem_sym_stats): New.
16531 (debug_mem_sym_stats): New.
16532 (update_mem_sym_stats_from_stmt): New.
16533 (compare_mp_info_entries): New.
16534 (mp_info_cmp): Call it.
16535 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16537 (get_mpt_for): Move from tree-ssa-operands.c.
16538 (find_partition_for): New.
16539 (create_partition_for): Remove.
16540 (estimate_vop_reduction): New.
16541 (update_reference_counts): New.
16542 (build_mp_info): New.
16543 (compute_memory_partitions): Refactor.
16544 Document new heuristic.
16545 Call build_mp_info, update_reference_counts,
16546 find_partition_for and estimate_vop_reduction.
16547 (compute_may_aliases): Populate virtual operands before
16548 calling debugging dumps.
16549 (delete_mem_sym_stats): New.
16550 (delete_mem_ref_stats): New.
16551 (init_mem_ref_stats): New.
16552 (init_alias_info): Call it.
16553 (maybe_create_global_var): Remove alias_info argument.
16554 Get number of call sites and number of pure/const call sites
16555 from gimple_mem_ref_stats().
16556 (dump_alias_info): Call dump_memory_partitions first.
16557 (dump_points_to_info_for): Show how many times a pointer has
16559 * opts.c (decode_options): For -O2 set --param
16560 max-aliased-vops to 500.
16561 For -O3 set --param max-aliased-vops to 1000 and --param
16562 avg-aliased-vops to 3.
16563 * fortran/options.c (gfc_init_options): Remove assignment to
16565 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16566 * tree-dfa.c (dump_variable): Dump memory reference
16568 Dump NO_ALIAS* settings.
16569 (referenced_var_lookup): Tidy.
16570 (mem_sym_stats): New.
16571 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16572 and ORIG are different SSA names for a memory partition.
16573 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16574 * tree-flow.h (struct mem_sym_stats_d): Define.
16575 (mem_sym_stats_t): Define.
16576 (struct mem_ref_stats_d): Define.
16577 (struct gimple_df): Add field mem_ref_stats.
16578 (enum noalias_state): Define.
16579 (struct var_ann_d): Add bitfield noalias_state.
16580 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16581 debug_mem_ref_stats, debug_memory_partitions,
16582 debug_mem_sym_stats): Declare.
16583 * tree-ssa-structalias.c (update_alias_info): Update call
16584 sites, pure/const call sites and asm sites in structure
16585 returned by gimple_mem_ref_stats.
16586 Remove local variable IS_POTENTIAL_DEREF.
16587 Increase NUM_DEREFS if the memory expression is a potential
16589 Call update_mem_sym_stats_from_stmt.
16590 If the memory references memory, call
16591 update_mem_sym_stats_from_stmt for all the direct memory
16592 symbol references found.
16593 (intra_create_variable_infos): Set noalias_state field for
16594 pointer arguments according to the value of
16595 flag_argument_noalias.
16596 * tree-ssa-structalias.h (struct alias_info): Remove fields
16597 num_calls_found and num_pure_const_calls_found.
16598 (update_mem_sym_stats_from_stmt): Declare.
16599 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16600 Set default value to 100.
16601 (PARAM_AVG_ALIASED_VOPS): Define.
16603 2007-04-11 Richard Guenther <rguenther@suse.de>
16605 PR middle-end/31530
16606 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16607 a * -b + c as c - a * b if we honor sign dependent rounding.
16609 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16611 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16612 bfin_expand_strmov.
16613 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16614 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16616 (initialize_trampoline): Don't use old-style function definition.
16617 (bfin_secondary_reload): Mark IN_P argument as unused.
16619 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16621 PR tree-optimization/31343
16622 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16623 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16624 * testsuite/gcc.dg/vect/pr31343.c: New.
16626 2007-04-10 Eric Christopher <echristo@apple.com>
16628 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16629 * config/i386/i386.md (*cmpfp0): Use.
16630 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16631 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16632 (fix_trunc<mode>_i386_fisttp): Ditto.
16633 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16634 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16635 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16636 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16637 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16638 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16639 (unnamed_splitters): Ditto.
16640 * config/i386/i386.c (output_fix_trunc): Assert that
16641 we're not being passed a TFmode operand.
16643 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16645 PR tree-optimization/31526
16646 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16647 n_basic_blocks to find newly added blocks.
16649 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16651 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16653 (fix_trunc<mode>si_sse): Ditto.
16654 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16655 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16656 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16657 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16658 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16659 expander using SSEMODEF mode macro.
16660 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16661 expander using SSEMODEF mode macro.
16662 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16663 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16664 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16665 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16666 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16667 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16668 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16669 Macroize insn using X87MODEF mode macro.
16671 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16673 * config/i386/sse.md (sse2_pinsrw): Removed.
16674 (sse2_pextrw): Renamed to ...
16675 (*sse2_pextrw): This.
16677 2007-04-09 Jan Hubicka <jh@suse.cz>
16680 * config/i386/sse.md
16681 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16682 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16683 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16684 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16686 2007-04-09 Jan Hubicka <jh@suse.cz>
16688 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16689 multiple fields of union.
16691 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16693 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16694 (create_preheaders): Check that loops are available.
16695 (fix_loop_structure): Clean up, improve comments.
16696 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16697 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16699 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16700 * predict.c (tree_estimate_probability): Do not call
16701 calculate_dominance_info. Call create_preheaders.
16702 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16703 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16705 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16706 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16707 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16708 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16711 2007-04-08 Jan Hubicka <jh@suse.cz>
16713 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16714 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16715 * fold-const.c (fold_unary): Use it.
16717 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16719 * varasm.c (assemble_variable): Remove call to
16720 lang_hooks.decls.prepare_assemble_variable.
16721 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16722 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16723 * langhooks.h (lang_hooks_for_decls): Remove
16724 prepare_assemble_variable.
16726 2007-04-08 Mike Stump <mrs@apple.com>
16728 * config/i386/i386.c: Use inc/dec on Core2.
16730 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16732 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16733 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16734 lhd_tree_inlining_end_inlining): Remove.
16735 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16736 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16737 end_inlining hooks.
16738 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16739 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16740 lhd_tree_inlining_end_inlining): Remove prototypes.
16741 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16742 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16743 LANG_HOOKS_TREE_INLINING_START_INLINING,
16744 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16746 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16749 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16752 * config/avr/predicates.md (io_address_operand): Delete predicate.
16753 (low_io_address_operand): Don't use 'mode' argument.
16754 (higth_io_address_operand): Rename ...
16755 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16756 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16759 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16761 Revert change removing staticp.
16763 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16766 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16769 2007-04-07 Bruce Korb <bkorb@gnu.org>
16771 * c.opt: Add -Wformat-contains-nul.
16772 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16774 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16775 the NUL byte warning.
16777 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16779 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16781 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16783 * tree.c (staticp): No longer use staticp langhook.
16784 * langhooks.c (lhd_staticp): Removed.
16785 * langhooks.h (struct lang_hooks): Remove staticp.
16786 * c-common.c (c_staticp): Remove.
16787 * c-common.h (c_staticp): Ditto.
16788 * langhooks-defs.h (lhd_staticp): Ditto.
16789 (LHD_HOOKS_STATICP): Ditto
16790 * tree.h (gcc_assert_lowered): New macro.
16792 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16794 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16795 argument "reliable".
16796 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16797 Add argument "reliable". Propagate it through calls.
16798 (infer_loop_bounds_from_undefined): Derive number of iterations
16799 estimates from references in blocks that do not dominate loop latch.
16800 (gcov_type_to_double_int): New function.
16801 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16802 and expected_loop_iterations_unbounded.
16803 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16804 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16805 * tree-data-ref.c (estimated_loop_iterations): Export.
16806 (get_references_in_stmt): Fix -- do not return addresses of local
16808 * cfgloop.h (expected_loop_iterations_unbounded,
16809 estimated_loop_iterations): Declare.
16811 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16813 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16815 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16817 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16818 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16819 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16820 Use output_387_reg_move().
16821 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16822 expander using X87MODEF12 mode macro.
16823 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16824 choosing register preferences. Use output_387_reg_move().
16825 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16826 instead of "x". Use output_387_reg_move().
16827 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16828 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16829 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16830 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16831 Use output_387_reg_move().
16832 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16834 (*truncxf?f_i387 splitter): Ditto.
16836 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16838 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16839 LANG_HOOKS_SAFE_FROM_P.
16840 * expr.c (safe_from_p): Remove langhook call.
16841 * langhooks.h (lang_hooks): Remove safe_from_p.
16842 (lhd_safe_from_p): Remove prototype.
16843 * langhooks.c (lhd_safe_from_p): Remove.
16845 2007-04-06 Jan Hubicka <jh@suse.cz>
16847 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16850 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16852 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16853 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16854 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16855 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16857 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16858 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16860 2007-04-05 Richard Henderson <rth@redhat.com>
16862 * config/alpha/alpha.c (print_operand) [+]: Remove.
16863 (alpha_end_function): Print nop if call at end of function.
16864 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16865 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16866 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16867 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16868 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16869 the call pattern. Update peepholes to match.
16871 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16873 * doc/extend.texi (Other Builtins): Add decimal float variants
16875 * builtins.def: Ditto.
16876 * builtins.c (expand_builtin): Ditto.
16878 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16879 H.J. Lu <hongjiu.lu@intel.com>
16882 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16883 of V8HImode when calling ix86_binary_operator_ok.
16884 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16885 (sdot_prodv8hi): Operands 1 and 2 must be register.
16887 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16889 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16890 initialize align to silence bogus warning.
16892 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16894 PR middle-end/22156
16895 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16897 (struct sra_walk_fns): Remove use_all parameter from use.
16898 (sra_hash_tree): Handle BIT_FIELD_REFs.
16899 (sra_elt_hash): Don't hash bitfld blocks.
16900 (sra_elt_eq): Skip them in parent compares as well. Handle
16902 (sra_walk_expr): Don't maintain or pass down use_all_p.
16903 (scan_use): Remove use_all parameter.
16904 (scalarize_use): Likewise. Re-expand assignment to
16905 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16906 output, and re-scalarize after output. Don't mark anything
16908 (scalarize_ldst): Adjust.
16909 (scalarize_walk_gimple_modify_statement): Likewise.
16910 (build_element_name_1): Handle BIT_FIELD_REFs.
16911 (instantiate_element): Don't warn for any element whose parent
16912 is used as a whole.
16913 (instantiate_missing_elements_1): Return the sra_elt.
16914 (canon_type_for_field): New.
16915 (try_instantiate_multiple_fields): New.
16916 (instantiate_missing_elemnts): Use them.
16917 (mark_no_warning): Removed.
16918 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16919 (REPLDUP, sra_build_elt_assignment): New.
16920 (generate_copy_inout): Use them.
16921 (generate_element_copy): Likewise. Handle bitfld differences.
16922 (generate_element_zero): Don't recurse for blocks. Use
16923 sra_build_elt_assignment.
16924 (generate_one_element_int): Take elt instead of var. Use
16925 sra_build_elt_assignment.
16926 (generate_element_init_1): Adjust.
16927 (scalarize_use, scalarize_copy): Use REPLDUP.
16928 (scalarize_ldst): Move assert before dereference.
16929 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16931 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16933 * regmove.c: Fix unused variable warnings due to previous commit.
16935 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16937 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16938 (regmove_bb_head): Remove.
16939 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16940 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16941 problems with fixup_match_1.
16942 Don't initialize/free regmove_bb_head.
16944 (reg_is_remote_constant_p): If an insn is in the same basic block
16945 but not before INSN, consider it remote, too.
16947 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16950 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16951 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16953 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16955 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16956 (CONDITIONAL_REGISTER_USAGE): Likewise.
16958 2007-04-04 Richard Henderson <rth@redhat.com>
16960 * config/alpha/lib1funcs.asm: Remove unused file.
16962 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16965 * opts.c (print_specific_help): Fix --help=<language>
16967 (common_handle_option): Support --help=common.
16969 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16972 * gcc.c (main): Do not run the linker if
16973 print_subprocess_help indicates that it shouldn't be
16976 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16979 * doc/invoke.texi (--help=): Document <languages> value, fix
16980 formatting in tables of values.
16982 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16984 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16985 dllimport attribute of virtual methods.
16987 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16989 * config/score/crti.asm: Change _bss_start to __bss_start.
16990 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16991 (OUTGOING_REG_PARM_STACK_SPACE) update.
16992 * config/score/score.opt: add options to make backend support
16993 score5, score5u, score7 and score7d.
16994 * config/score/score.md: Likewise.
16995 * config/score/misc.md: Likewise.
16996 * config/score/mac.md: Likewise.
16997 * doc/invoke.texi: Likewise.
16998 * doc/md.texi: update constraints define.
17000 2007-04-03 Richard Henderson <rth@redhat.com>
17002 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17003 an appropriate type, use the mode instead.
17005 2007-04-03 Richard Sandiford <richard@codesourcery.com>
17007 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
17008 Set the default --with-arch setting to mips2.
17009 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
17010 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
17011 (MULTILIB_OSDIRNAMES): Delete.
17012 (MULTILIB_DIRNAMES): Define.
17013 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
17014 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
17015 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
17016 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
17017 VXWORKS_OS_CPP_BUILTINS.
17018 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
17019 (MIPS_DEBUGGING_INFO): Undefine.
17020 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
17022 2007-04-03 Jakub Jelinek <jakub@redhat.com>
17024 PR middle-end/30704
17025 * fold-const.c (native_encode_real): Encode real.c provided longs
17026 as a series of 32-bit native integers.
17027 (native_interpret_real): Interpret buffer as a series of 32-bit
17030 2007-04-03 Richard Guenther <rguenther@suse.de>
17032 * genpreds.c (write_insn_constraint_len): Write function
17033 optimized for CONSTRAINT_LEN implementation.
17034 (write_tm_preds_h): Output insn_constraint_len inline and
17035 use it for CONSTRAINT_LEN.
17036 (write_insn_preds_c): Don't output insn_constraint_len.
17037 * doc/md.texi (define_register_constraint): Document multi-letter
17038 constraints shall have the same length if they start with the same
17041 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17044 * config/i386/i386.md (isinf<mode>2): Expand only when
17045 TARGET_C99_FUNCTIONS is set.
17047 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17049 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
17050 (x86_64-*-linux*): Ditto.
17051 * config/i386/i386.opt (mpc): New option.
17052 * config/i386/i386.c (overrride_options): Handle
17053 ix87_precision_string.
17054 * config/i386/crtprec.c: New file.
17055 * config/i386/t-crtpc: Ditto.
17056 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
17057 and -mpc80 options.
17058 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
17059 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
17060 crtprec32.o, crtprec64.o and crtprec80.o.
17062 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
17063 and -mpc80 options.
17064 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
17066 2007-04-02 Eric Christopher <echristo@apple.com>
17068 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
17069 limitations on darwin.
17071 2007-04-02 Anatoly Sokolov <aesok@post.ru>
17074 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
17076 2007-04-02 Dave Korn <dave.korn@artimi.com>
17078 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
17080 2007-04-02 Dave Korn <dave.korn@artimi.com>
17082 * libgcc2.h (exception_descriptor): Don't forward-declare.
17083 (__get_eh_table_language, __get_eh_table_version): Delete
17084 prototypes of long-dead functions.
17086 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17088 * ebitmap.h: New file
17089 * ebitmap.c: New file
17090 * Makefile.in (ebitmap.o): New target.
17092 2007-04-01 Jan Hubicka <jh@suse.cz>
17094 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17095 before very first instruction.
17097 2007-04-01 Jan Hubicka <jh@suse.cz>
17099 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17100 waring on 64bit hosts.
17101 * bitmap.h: Fix typo in bitmap_head_def.
17103 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17105 PR rtl-optimization/31391
17106 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17107 into a DELETED_LABEL note, and the label is in an empty basic
17108 block, update BB_END as well as BB_HEAD.
17110 2007-04-01 Richard Henderson <rth@redhat.com>
17112 PR tree-optimization/31169
17113 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17114 to varying if the range is outside [0, prec-1].
17116 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17119 * config/mips/mips.md (load_const_gp): New insn.
17120 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17121 the MIPS16 GP pseudo register if no_new_pseudos.
17122 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17124 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17127 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17129 (call_value): Likewise.
17131 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17132 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17135 * doc/invoke.texi: (optimization options): Reword description
17136 of -ffast-math. Document its primary purpose.
17138 2007-03-31 Richard Guenther <rguenther@suse.de>
17140 * omp-low.c (splay-tree.h): Include.
17141 (lookup_decl): Replace splay-tree usage by pointer-map.
17142 (maybe_lookup_decl): Likewise.
17143 (new_omp_context): Likewise.
17144 (delete_omp_context): Likewise.
17145 * gimplify.c (splay-tree.h): Include.
17146 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17148 (remap_ssa_name): Likewise.
17149 (remap_decl): Likewise.
17150 (remap_type_1): Likewise.
17151 (remap_type): Likewise.
17152 (copy_body_r): Likewise.
17153 (expand_call_inline): Likewise.
17154 (clone_body): Likewise.
17155 (copy_tree_r): Likewise.
17156 (remap_save_expr): Likewise.
17157 (unsave_r): Likewise.
17158 (unsave_expr_now): Likewise.
17159 (tree_function_versioning): Likewise.
17160 (build_duplicate_type): Likewise.
17161 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17162 (struct copy_body_data): Replace splay-tree by pointer-map.
17163 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17164 not $(SPLAY_TREE_H).
17165 (gimplify.o): Depend on $(SPLAY_TREE_H).
17166 (omp-low.p): Likewise.
17168 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17170 * config/avr/predicates.md (even_register_operand,
17171 odd_register_operand): New predicates.
17172 * config/avr/avr.md (movw peephole2): New.
17173 (movw_r peephole2): New.
17175 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17177 * tree.h (get_signed_or_unsigned_type): New.
17178 * fold-const.c (operand_equal_for_comparison_p): Use
17179 get_signed_or_unsigned_type instead of
17180 lang_hooks.types.signed_or_unsigned_type.
17181 * expr.c (store_expr): Ditto.
17182 * langhooks.c (get_signed_or_unsigned_type): New.
17183 (lhd_signed_or_unsigned_type): New.
17184 * langhooks.h (lhd_signed_or_unsigned_type): New.
17185 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17187 2007-03-30 Richard Henderson <rth@redhat.com>
17189 * tree-ssa-loop-ivopts.c: Include target.h.
17190 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17191 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17192 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17193 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17195 2007-03-30 Richard Henderson <rth@redhat.com>
17196 Kai Tietz <kai.tietz@onevision.com>
17198 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17199 default for 64-bit.
17200 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17201 (TARGET_64BIT_MS_ABI): New.
17202 (DBX_REGISTER_NUMBER): Handle 64-bit.
17203 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17204 (LONG_TYPE_SIZE): Force to 32.
17205 (REG_PARM_STACK_SPACE): New.
17206 (OUTGOING_REG_PARM_STACK_SPACE): New.
17207 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17208 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17209 (STACK_BOUNDARY): Use 128 for 64-bit.
17210 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17211 Add 64-bit implementation.
17212 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17214 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17215 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17216 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17217 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17218 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17219 TARGET_64BIT_MS_ABI.
17220 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17221 (ix86_pass_by_reference): Likewise.
17222 (ix86_function_value_regno_p): Likewise.
17223 (ix86_build_builtin_va_list): Likewise.
17224 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17225 (function_arg_advance_ms_64): New.
17226 (function_arg_advance): Call it.
17227 (function_arg_ms_64): New.
17228 (function_arg): Call it.
17229 (function_value_ms_64): New.
17230 (ix86_function_value_1): Call it.
17231 (return_in_memory_ms_64): New.
17232 (ix86_return_in_memory): Call it.
17233 (setup_incoming_varargs_ms_64): New.
17234 (ix86_setup_incoming_varargs): Call it.
17235 (ix86_expand_prologue): Handle 64-bit stack probing.
17236 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17237 (output_pic_addr_const): Likewise.
17238 (x86_this_parameter): Likewise.
17239 (x86_output_mi_thunk): Likewise.
17240 (x86_function_profiler): Likewise.
17241 (TARGET_STRICT_ARGUMENT_NAMING): New.
17242 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17243 (TARGET_64BIT_MS_ABI): New.
17244 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17245 * config/i386/i386.md (allocate_stack_worker): Remove.
17246 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17247 describe the clobber of eax without a match_scratch.
17248 (allocate_stack_worker_postreload): Remove.
17249 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17250 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17251 (allocate_stack_worker_rex64_postreload): Remove.
17252 (allocate_stack): Handle 64-bit.
17253 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17254 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17255 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17256 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17257 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17258 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17259 * config.build (x86_64-*-mingw*): New host.
17260 * config.host (x86_64-*-mingw*): New host.
17261 * config.gcc (x86_64-*-mingw*): New target.
17262 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17264 2007-03-30 Richard Henderson <rth@redhat.com>
17265 Kai Tietz <kai.tietz@onevision.com>
17267 * c-pragma.c (struct def_pragma_macro_value): New.
17268 (struct def_pragma_macro): New.
17269 (pushed_macro_table): New.
17270 (dpm_hash, dpm_eq): New.
17271 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17272 (init_pragma): Install them.
17273 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17275 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17277 * config/avr/avr.c (avr_override_options): Clear
17278 'flag_delete_null_pointer_checks'.
17280 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17283 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17284 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17285 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17286 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17287 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17288 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17289 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17291 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17293 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17295 * regmove.c: Move all of pass_stack_adjustments from here...
17296 * combine-stack-adj.c: ...to this new file.
17297 * Makefile.in: Add rules for combine-stack-adj.o.
17299 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17301 PR tree-optimization/31383
17302 * tree-data-ref.c (affine_function_equal_p): Do not require the
17303 vectors to have the same length.
17305 2007-03-30 Jan Hubicka <jh@suse.cz>
17307 PR middle-end/30700
17308 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17309 availablility; add more sanity checking; ask varpool only about
17312 2007-03-29 Richard Henderson <rth@redhat.com>
17314 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17315 to decide, but __SIZEOF_LONG_LONG__.
17317 2007-03-29 Richard Henderson <rth@redhat.com>
17319 * emutls.c (struct __emutls_array): New.
17320 (emutls_destroy): Use it instead of casting element 0 from void*.
17321 (__emutls_get_address): Likewise.
17323 2007-03-29 Richard Henderson <rth@redhat.com>
17325 * varasm.c (initializer_constant_valid_p): Don't deny
17326 DECL_DLLIMPORT_P on functions.
17328 * config/i386/cygming.h: Remove function declarations.
17329 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17330 (ASM_OUTPUT_LABELREF): Remove.
17331 (COMMON_ASM_OP): Remove.
17332 (ASM_OUTPUT_COMMON): Remove.
17333 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17334 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17335 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17336 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17337 Rename from TARGET_ENCODE_SECTION_INFO.
17338 * config/i386/netware.h: Likewise.
17339 * config/i386/i386-protos.h: Update.
17340 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17341 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17342 (legitimate_constant_p): Reject dllimports.
17343 (dllimport_map, get_dllimport_decl): New.
17344 (legitimize_dllimport_symbol): New.
17345 (legitimize_address, ix86_expand_move): Use it.
17346 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17347 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17348 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17349 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17350 * config/i386/predicates.md (constant_call_address_operand): Only
17351 accept symbols; reject dllimport_p symbols.
17352 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17353 i386_pe_maybe_record_exported_symbol.
17354 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17355 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17356 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17357 trust the setting of DECL_DLLIMPORT_P.
17358 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17359 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17360 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17361 tidy the argument scanning loop.
17362 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17363 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17364 (i386_pe_strip_name_encoding): Remove.
17365 (i386_pe_binds_local_p): New.
17366 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17367 (i386_pe_output_labelref): Remove.
17368 (i386_pe_asm_output_aligned_decl_common): New.
17369 (i386_pe_maybe_record_exported_symbol): Rename from
17370 i386_pe_record_exported_symbol; check for dllexported symbols.
17372 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17374 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17375 add comment explaining why vsnprintf cannot be used.
17377 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17379 PR tree-optimization/30666
17380 * tree.c (build_complex_type): When creating type names for DWARF2
17381 debug info, create TYPE_DECLs for TYPE_NAME instead of
17383 (build_common_tree_nodes_2): Use build_complex_type when building
17384 predefined complex types, to preserve canonical types.
17386 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17388 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17389 (noce_get_alt_condition): Look at it to determine whether to
17390 reverse the condition or not.
17391 (noce_get_condition): Substitute the truth for lies.
17392 (noce_find_if_block): Set the then_else_reversed field.
17394 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17396 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17397 destination of this insn.
17398 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17399 than calling gen_rtx_SET directly. Use r0 to hold the value of
17400 'address + 4' rather than a stack based temporary which can be
17401 mis-optimized away.
17403 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17405 * config/s390/s390.c (s390_secondary_input_reload_class,
17406 s390_secondary_output_reload_class): Functions removed.
17407 (s390_secondary_reload): New function.
17408 (TARGET_SECONDARY_RELOAD): Target macro defined.
17409 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17410 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17411 * config/s390/s390.md ("reload_outti", "reload_outdi",
17412 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17413 "reload_out<mode>"): Expanders removed.
17414 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17415 "reload<mode>_nonoffmem_out"): Expanders added.
17417 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17419 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17420 action if SRC->DEST replacement failed anyway.
17422 2007-03-28 Mike Stump <mrs@apple.com>
17424 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17425 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17426 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17428 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17430 * config.gcc: Accept barcelona as a variant of amdfam10.
17431 * config/i386/i386.c (override_options): Likewise.
17432 * doc/invoke.texi: Likewise.
17434 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17436 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17437 offsets for BIT_FIELD_REF and COMPONENT_REF.
17439 2007-03-28 Richard Guenther <rguenther@suse.de>
17441 * tree.c (is_global_var): Move ...
17442 * tree-flow-inline.h (is_global_var): ... here.
17443 * tree.h (is_global_var): Remove declaration.
17445 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17447 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17449 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17450 * config/i386/i386.c (ix86_tune_features): Initialize new
17452 * config/i386/predicates.md (promotable_binary_operator): Use
17453 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17455 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17458 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17460 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17462 * config/fr30/fr30.md (movsi_internal): Change destination
17463 constraint from m to V and add m to the end.
17465 2007-03-28 Christian Bruel <christian.bruel@st.com>
17467 * config/sh/sh.md (movsi_i): Fix type attribute.
17469 2007-03-28 Christian Bruel <christian.bruel@st.com>
17471 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17472 (movsf_ie): Likewise.
17474 2007-03-28 Christian Bruel <christian.bruel@st.com>
17476 * config.gcc: Add sh4-300 to multilib.
17477 * config/sh/t-mlib-sh4-300: New file.
17479 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17481 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17482 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17483 fix_trunc<mode>di2.
17484 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17485 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17486 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17487 "fixuns_trunctddi2"): Whitespace fix.
17489 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17491 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17492 the definition of struct sh_args.
17493 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17494 CALL_COOKIE_INT_REG_GET): Likewise.
17496 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17498 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17499 transformations are applied successfully.
17501 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17503 * tree.c (tree_contains_struct): Permit 512 tree codes.
17504 * tree.h (tree_contains_struct): Ditto.
17505 (MAX_TREE_CODES): Ditto.
17506 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17507 SPARE member to store remaining padding bits.
17509 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17511 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17514 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17516 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17517 * configure: Regenerate.
17519 * configure: Regenerate using the correct version of autoconf.
17521 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17523 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17525 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17526 regs to "__SP_L__" and "__SP_H__".
17528 2007-03-27 Richard Guenther <rguenther@suse.de>
17530 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17531 computations with it with a HOST_WIDE_INT variable.
17533 2007-03-26 Mike Stump <mrs@apple.com>
17535 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17536 objective-c-header, objective-c++-header and objc++-cpp-output
17538 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17540 2007-03-26 Richard Henderson <rth@redhat.com>
17543 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17544 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17545 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17546 IX86_BUILTIN_PSRLQ128): New.
17547 (ix86_init_mmx_sse_builtins): Add them.
17548 (ix86_expand_builtin): Expand them.
17549 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17550 operand 2 be TImode.
17551 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17552 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17553 _mm_srli_epi64): Mark __B const.
17554 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17555 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17556 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17557 new two-vector shift builtins.
17559 2007-03-26 Ian Lance Taylor <iant@google.com>
17561 PR tree-optimization/31345
17562 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17563 [+INF, +INF(OVF)] into VARYING.
17565 2007-03-26 Zack Weinberg <zackw@panix.com>
17567 * gengtype-parse.c: New file.
17568 * gengtype-yacc.y: Delete.
17569 * gengtype-lex.l: Don't include gengtype-yacc.h.
17570 Define YY_DECL and yyterminate appropriately for recursive
17571 descent parser. yylval is now a string out-parameter to yylex.
17572 (HWS, EOID): New shorthand.
17573 (IWORD): Add a couple more types.
17574 (yylex): Add a setup stanza. Remove the complex rules for
17575 detecting GTY'ed types and typedefs; replace with simple
17576 keyword detectors. Adjust everything for the changed
17577 definition of yylval. Ignore all pp-directives, not just #define.
17579 (parse_file): Rename yybegin; do not call yyparse.
17581 * gengtype.c (xasprintf): Export again.
17582 (this_file): New. Use everywhere __FILE__ was being used.
17583 (get_lang_bitmap): Special case types defined in gengtype.c.
17584 (do_typedef, new_structure): Suppress definition of certain types.
17585 (new_structure): Improve diagnostics of duplicate definitions.
17586 Make sure location_s is associated with input.h.
17587 (nreverse_pairs, define_location_structures): New functions.
17588 (main): Improve tagging of kludge types. Remove old kludges
17589 for input.h types; use define_location_structures.
17590 * gengtype.h: Update prototypes. Define token codes here.
17591 * Makefile.in: Remove all references to gengtype-yacc.
17592 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17594 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17595 add GTY((skip)) to the field that's only conditionally there.
17596 * doc/install.texi: Document that Bison is no longer required
17597 unless building treelang.
17599 * gengtype.c: Don't include gtyp-gen.h.
17600 (srcdir): Declare here.
17601 (base_files, lang_dir_names): Allocate dynamically.
17602 (gt_files, num_gt_files, num_lang_dirs): New globals.
17603 (measure_input_list, read_input_line, read_input_list)
17604 (set_lang_bitmap): New functions.
17605 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17606 simplify, relying on read_input_list to set up the bitmaps.
17607 (main): Arguments are no longer unused. Check for correct number
17608 of command line arguments, set srcdir and srcdir_len, then call
17609 read_input_list, before doing anything else. No need to worry
17610 about duplicates in main loop.
17611 * configure.ac: Simplify the calculation of all_gtfiles.
17612 Put language tags in there. Don't set or substitute
17613 all_gtfiles_files_langs or all_gtfiles_files_frags.
17614 * Makefile.in: Revamp the way gengtype is invoked, now that it
17615 takes a file on its command line with a much simpler format.
17616 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17617 (GTFILES): Remove duplicates and C source files.
17618 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17619 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17620 * configure: Regenerate.
17622 * gengtype.h: Remove all type definitions to gengtype.c; leave
17623 only definitions of options_p, type_p, and pair_p as opaque
17624 pointers. Update prototypes.
17625 * gengtype.c: Many type definitions moved here from gengtype.h.
17626 Consolidate type definitions at the top of the file.
17627 (xvasprintf): Delete.
17628 (xasprintf): Make static.
17629 (create_nested_pointer_option): Add 'next' parameter.
17630 (create_field_all, create_field_at): New functions.
17631 (create_field): Now a thin wrapper around create_field_all.
17632 (create_optional_field): Rename create_optional_field_ and add
17633 line argument. Original name is now a macro which supplies
17635 (oprintf): Use vsnprintf directly.
17636 (close_output_files): Use fatal rather than perror/exit.
17637 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17638 (main): Set progname. Don't use exit.
17639 * gengtype-yacc.y (struct_fields): Use create_field_at.
17640 (option, optionseqopt): Delete.
17641 (optionseq): Consolidate productions from option here so we
17642 can use the first argument to create_option.
17644 * gengtype-lex.l: Distinguish unions from structures in the
17645 token type. Don't call find_structure; return the tag as a string.
17646 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17647 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17648 string. Reorganize typedef_struct production accordingly.
17649 Use create_nested_ptr_option.
17650 * gengtype.c (create_nested_ptr_option): New function.
17651 * gengtype.h: Declare it.
17653 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17654 (string_type): Don't declare.
17655 (do_scalar_typedef): Declare.
17656 (create_scalar_type): Update prototype.
17657 * gengtype.c (string_type): Make static.
17658 (scalar_nonchar, scalar_char): New.
17659 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17660 (resolve_typedef): Use scalar_nonchar for error recovery.
17661 (create_scalar_type): Remove name_len field. Return scalar_char
17662 or scalar_nonchar as appropriate.
17663 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17664 to use string_type.
17665 (throughout): Use scalar_nonchar instead of calling
17666 create_scalar_type, whenever possible.
17667 (main): Initialize scalar_char and scalar_nonchar before calling
17669 * gengtype-lex.l: Adjust for removal of second argument to
17670 create_scalar_type. Use yylval.s instead of yylval.t when
17672 * gengtype-yacc.y: Type of SCALAR is string. Call
17673 create_scalar_type from type:SCALAR rule. Adjust for removal of
17674 second argument to create_scalar_type.
17676 * vec.h: Remove all #if IN_GENGTYPE blocks.
17677 Add comment saying that changes may require adjustments to gengtype.
17678 * gengtype.c: Don't include coretypes.h or tm.h.
17679 Add comment to inclusion of errors.h.
17680 (note_def_vec, note_def_vec_alloc): New functions.
17681 * gengtype.h: Declare new functions.
17682 * gengtype-lex.l: Don't include coretypes.h.
17683 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17685 (update_lineno): Remove unnecessary prototype.
17686 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17687 (VEC rule): Just return VEC_TOKEN.
17688 * gengtype-yacc.y (VEC_TOKEN): New token type.
17689 (type): Add a production for VEC(a,b).
17690 * Makefile.in: Update dependencies.
17692 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17693 typedefs that use the old PARAMS macro.
17695 * gengtype-lex.l: Remove all rules and states relating to yacc
17697 * gengtype-yacc.y: Similarly.
17698 * gengtype.c (note_yacc_type): Delete function.
17699 * gengtype.h: Update prototypes.
17701 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17703 * tree-pretty-print.c (dump_generic_node): Report precision of
17704 unnamed integer types.
17706 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17708 * ifcvt.c (noce_try_store_flag_constants): Don't check
17709 no_new_pseudos here.
17710 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17711 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17712 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17713 noce_try_sign_mask): Likewise.
17714 (if_convert): Check no_new_pseudos here.
17716 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17718 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17719 (noce_get_condition): Handle new then_else_reversed argument.
17720 (noce_init_if_info): Remove, fold into noce_find_if_block.
17721 (noce_process_if_block): Take a struct noce_if_info as the
17722 argument. Don't set up one based on ce_if_info. Update pointer
17723 references accordingly.
17724 (cond_move_process_if_block): Likewise.
17725 (process_if_block): Removed.
17726 (find_if_block): Removed. Move functionality two new functions,
17727 noce_find_if_block and cond_exec_find_if_block.
17728 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17729 blocks and the symmetric IF-ELSE-JOIN case.
17730 (cond_exec_find_if_block): Also new function mostly based on old
17731 find_if_block and process_if_block.
17732 (find_if_header): Replace find_if_block call with separately
17733 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17734 (find_cond_trap): Update noce_get_condition call.
17735 (dead_or_predicable): Likewise.
17737 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17739 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17741 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17742 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17743 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17744 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17745 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17746 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17747 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17748 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17749 __builtin_ia32_psrad128 builtins.
17751 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17753 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17754 * config/i386/constraints.md
17755 (define_constraint "I"): Use IN_RANGE macro.
17756 (define_constraint "J"): Ditto.
17757 (define_constraint "K"): Ditto.
17758 (define_constraint "M"): Ditto.
17759 (define_constraint "N"): Ditto.
17760 (define_constraint "O"): Ditto.
17761 * config/i386/predicates.md
17762 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17763 (define_predicate "const_0_to_3_operand"): Ditto.
17764 (define_predicate "const_0_to_7_operand"): Ditto.
17765 (define_predicate "const_0_to_15_operand"): Ditto.
17766 (define_predicate "const_0_to_63_operand"): Ditto.
17767 (define_predicate "const_0_to_255_operand"): Ditto.
17768 (define_predicate "const_1_to_31_operand"): Ditto.
17769 (define_predicate "const_2_to_3_operand"): Ditto.
17770 (define_predicate "const_4_to_7_operand"): Ditto.
17772 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17774 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17775 in SImode for save_world.
17776 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17779 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17781 PR tree-optimization/30784
17782 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17785 2007-03-25 Revital Eres <eres@il.ibm.com>
17787 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17788 Fold movement_possibility function into it.
17790 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17792 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17793 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17794 (call_indirect_nonlocal_darwin64): Same.
17795 (call_nonlocal_darwin64): Same.
17796 (call_value_indirect_nonlocal_darwin64): Same.
17797 (call_value_nonlocal_darwin64): Same.
17798 (sibcall_nonlocal_darwin64): Same.
17799 (sibcall_value_nonlocal_darwin64): Same.
17800 (sibcall_symbolic_64): Same.
17801 (sibcall_value_symbolic_64): Same.
17802 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17804 (rs6000_emit_load_toc_table): Same.
17805 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17806 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17808 (divss_call): Same.
17809 (divus_call): Same.
17810 (quoss_call): Same.
17811 (quous_call): Same.
17812 (load_toc_v4_pic_si): Same
17813 (load_toc_v4_PIC_1): Same.
17814 (load_toc_v4_PIC_1b): Same.
17815 (call_indirect_aix{32,64}): Same.
17816 (call_value_indirect_aix{32,64}): Same.
17818 (call_value): Same.
17819 (call_local{32,64}): Same.
17820 (call_value_local{32,64}): Same.
17821 (call_indirect_nonlocal_aix{32,64}): Same.
17822 (call_nonlocal_aix{32,64}): Same.
17823 (call_value_indirect_nonlocal_aix{32,64}): Same.
17824 (call_value_nonlocal_aix{32,64}): Same.
17825 (call_indirect_nonlocal_sysv<mode>): Same.
17826 (call_nonlocal_sysv<mode>): Same.
17827 (call_value_indirect_nonlocal_sysv<mode>): Same.
17828 (call_value_nonlocal_sysv<mode>): Same.
17830 (sibcall_local{32,64}): Same.
17831 (sibcall_value_local{32,64}): Same.
17832 (sibcall_nonlocal_aix{32,64}): Same.
17833 (sibcall_value_nonlocal_aix{32,64}): Same.
17834 (sibcall_nonlocal_sysv<mode>): Same.
17835 (sibcall_value): Same.
17836 (sibcall_value_nonlocal_sysv<mode>): Same.
17838 2007-03-24 Paul Brook <paul@codesourcery.com>
17840 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17841 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17843 2007-03-24 Richard Henderson <rth@redhat.com>
17845 * config/ia64/constraints.md: New file.
17846 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17847 satisfies_constraint_?.
17848 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17849 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17850 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17851 ia64_output_mi_thunk): Likewise.
17852 (ia64_const_ok_for_letter_p): Remove.
17853 (ia64_const_double_ok_for_letter_p): Remove.
17854 (ia64_extra_constraint): Remove.
17855 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17856 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17857 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17858 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17859 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17860 EXTRA_MEMORY_CONSTRAINT): Remove.
17861 * config/ia64/ia64.md: Include constriants.md. Replace
17862 CONST_OK_FOR_? with satisfies_constraint_?.
17864 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17865 H.J. Lu <hongjiu.lu@intel.com>
17867 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17869 (name macros): Use DPD_BID_NAME to convert names properly.
17871 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17872 decimal floating point format.
17873 (init_floating_libfuncs): Change decimal functions so that they
17874 have a "bid_" prefix if the decimal system uses the BID format,
17875 and "dpd_" prefix if the decimal system uses the DPD format.
17876 (init_interclass_conv_libfuncs): Ditto.
17877 (init_intraclass_conv_libfuncs): Ditto.
17879 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17880 using the BID format.
17882 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17883 whether we are using the BID decimal format.
17884 * configure: Regenerate.
17886 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17887 the compiler has decimal floating point enabled. Define
17888 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17891 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17892 using the BID format.
17894 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17895 whether we are using the BID decimal format.
17896 * configure: Regenerate.
17898 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17899 the compiler has decimal floating point enabled. Define
17900 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17903 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17904 options, and that it is enabled for i386/x86_64 systems.
17906 * Makefile.in (enable_decimal_float): New.
17908 (DECNUMINC): Add -I$(DECNUMFMT).
17909 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17910 to $(DECNUMFMT) from $(DECNUM).
17912 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17913 Substitute enable_decimal_float.
17914 * configure: Regenerated.
17917 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17920 * configure.ac: Enable decimal float for x86_64-*-linux*.
17921 * configure: Regenerated.
17924 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17925 decimal128ClearSign to flip and clear the sign bit in decimal128.
17926 (decimal_real_maxval): Set decimal128SetSign to set the sign
17929 2007-03-23 Ian Lance Taylor <iant@google.com>
17931 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17933 2007-03-23 Ian Lance Taylor <iant@google.com>
17935 * tree-dump.c (dump_files): Correct comment.
17937 2007-03-23 Ian Lance Taylor <iant@google.com>
17939 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17941 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17943 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17944 in cfglayout mode. Don't go into and out of cfglayout mode.
17945 Link the blocks in the order of the constructed traces.
17946 (rest_of_handle_tracer): Adjust call to tracer.
17947 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17948 Don't go into cfglayout mode.
17949 (rtl_loop_done): Don't go out of cfglayout mode.
17950 * cfglayout.c (relink_block_chain): New function, split out from...
17951 (fixup_reorder_chain): ...here. Remove redundant checking.
17952 (cfg_layout_finalize): Don't clear the header, footer, and aux
17953 fields here, move the code to do so to relink_block_chain. Likewise
17954 for free_original_copy_tables.
17955 * rtl.h (tracer): Update prototype.
17956 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17957 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17958 mode. Use relink_block_chain to serialize the CFG according to the
17959 new basic block order. Move targetm.cannot_modify_jumps_p check from
17961 (gate_handle_reorder_blocks): ...to here.
17962 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17964 (gate_duplicate_computed_gotos): ...to here.
17965 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17966 something always changes when going into and out of cfglayout mode.
17967 Perform an expensive cfg cleanup while going into cfglayout mode.
17968 Always update liveness information on HAVE_conditional_execution
17969 targets. Reserialize the basic blocks and go out of cfglayout mode.
17970 * reg-stack.c: Include cfglayout.h.
17971 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17972 the call to reorder_basic_blocks.
17973 * basic-block.h (reorder_basic_blocks): Update prototype.
17974 (relink_block_chain): New prototype.
17975 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17977 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17979 * config/mips/mips.md (type, hazard, *movdi_32bit,
17980 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17981 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17982 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17983 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17984 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17986 (movcc): Change first xfer to multi.
17987 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17988 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17989 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17990 config/mips/generic.md: Change reservations using "xfer" to use
17992 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17993 using match_operand.
17994 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17995 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17997 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17999 2007-03-22 Richard Henderson <rth@redhat.com>
18001 * config/i386/i386.c: Remove unnecessary function declarations.
18002 Move targetm definition, and all related macros, to the end of
18003 the file. Resort some functions to put definitions before uses.
18004 (ix86_attribute_table): Make static. Move to end of file.
18005 (ix86_gimplify_va_arg): Make static.
18007 2007-03-22 Richard Henderson <rth@redhat.com>
18009 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
18010 don't increase local_regparm with force_align_arg_pointer check.
18011 (ix86_function_sseregparm): Assert 32-bit.
18012 (type_has_variadic_args_p): New.
18013 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
18014 type_has_variadic_args_p.
18015 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18016 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
18017 use memset instead. Do maybe_vaarg check first; skip attribute
18018 tests if true; skip attribute tests for 64-bit.
18019 (construct_container): Remove TARGET_DEBUG_ARG.
18020 (function_arg_advance_32, function_arg_advance_64): Split out ...
18021 (function_arg_advance): ... from here.
18022 (function_arg_32, function_arg_64): Split out ...
18023 (function_arg): ... from here.
18024 (ix86_pass_by_reference): Tidy.
18025 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
18026 (function_value_32): New, from parts of ix86_function_value
18027 and ix86_value_regno.
18028 (function_value_64): New, from parts of ix86_function_value
18029 and ix86_libcall_value.
18030 (ix86_function_value_1): New.
18031 (ix86_function_value, ix86_libcall_value): Use it.
18032 (return_in_memory_32, return_in_memory_64): Split out ...
18033 (ix86_return_in_memory): ... from here.
18034 (ix86_struct_value_rtx): Skip for 64-bit.
18035 (ix86_libcall_value, ix86_value_regno): Remove.
18036 (setup_incoming_varargs_64): Split out ...
18037 (ix86_setup_incoming_varargs): ... from here.
18038 (ix86_va_start): Remove TARGET_DEBUG_ARG.
18039 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
18040 * config/i386/i386-protos.h (ix86_function_value): Remove.
18041 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
18043 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18046 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
18047 infinities not supported, otherwise emit warning if -Woverflow. On
18048 underflow, emit warning if -Woverflow.
18049 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
18051 * real.h (real_from_string): Update declaration
18053 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
18054 Richard Henderson <rth@redhat.com>
18056 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
18057 * calls.c (compute_argument_block_size, expand_call,
18058 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
18059 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
18060 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
18061 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
18062 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
18063 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
18064 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
18065 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
18068 2007-03-22 Joseph Myers <joseph@codesourcery.com>
18070 * c-incpath.c (add_sysroot_to_chain): New.
18071 (merge_include_chains): Add sysroot argument. Call
18072 add_sysroot_to_chain if sysrooted.
18073 (register_include_chains): Update call to merge_include_chains.
18074 * doc/cppopts.texi: Document use of '=' in include directory
18077 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
18079 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
18080 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
18081 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
18082 insn pattern using X87MODEF12 mode macro.
18084 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18086 * regmove.c (regmove_optimize): Use reg_mentioned_p
18087 instead of reg_overlap_mentioned_p for DST.
18089 2007-03-21 Mike Stump <mrs@apple.com>
18091 * c.opt: Fixup for Objective-C/C++.
18093 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18095 * explow.c (convert_memory_address): Fold memory reference when
18096 POINTERS_EXTEND_UNSIGNED < 0
18098 2007-03-21 Richard Henderson <rth@redhat.com>
18101 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18102 * config/i386/mmintrin.h (__m64): Likewise.
18103 * config/i386/xmmintrin.h (__m128): Likewise.
18105 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18107 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18108 (VXWORKS_OS_CPP_BUILTINS): Define.
18109 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18110 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18112 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18114 * rtl.h (constant_pool_reference_p): Delete.
18115 (find_constant_src): Declare.
18116 * rtlanal.c (find_constant_src): New function.
18117 * simplify-rtx.c (constant_pool_reference_p): Delete.
18118 * config/i386/i386.md: Use find_constant_src instead of
18119 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18121 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18123 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18124 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18126 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18128 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18129 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18130 (arm_elf_asm_constructor): Use it.
18131 (arm_elf_asm_destructor): New function.
18133 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18135 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18137 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18139 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18141 2007-03-19 Andrew Haley <aph@redhat.com>
18143 PR tree-optimization/31264
18144 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18145 VIEW_CONVERT_EXPRs.
18147 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18149 PR rtl-optimization/30907
18150 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18151 (fwprop_init): Always call loop_optimizer_initialize.
18152 (fwprop_done): Always call loop_optimizer_finalize.
18153 (fwprop): We always have loop info now.
18154 (gate_fwprop_addr): Remove.
18155 (pass_fwprop_addr): Use gate_fwprop as gate.
18157 PR rtl-optimization/30841
18158 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18159 df_chain_alloc): Call df_reorganize_refs unconditionally.
18160 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18161 refs_organized to refs_organized_size.
18162 (df_ref_create_structure): Use refs_organized_size instead of
18163 bitmap_size if refs had been organized, and keep refs_organized_size
18165 * df.h (struct df_ref_info): Change refs_organized to
18166 refs_organized_size.
18167 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18170 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18172 * except.c (output_function_exception_table): Do not reference the
18173 EH personality routine for functions that do not require an
18176 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18179 * c-typeck.c (convert_for_assignment): Call comptypes for
18180 RECORD_TYPE or UNION_TYPE.
18182 PR inline-asm/30505
18183 * reload1.c (reload): Do invalid ASM checking after
18184 cleanup_subreg_operands.
18186 2007-03-19 Jeff Law <law@redhat.com>
18188 * tree-cfg.c (find_taken_edge): Tighten conditions for
18189 optimizing computed gotos.
18191 2007-03-19 Michael Matz <matz@suse.de>
18193 * builtins.c (expand_builtin_sync_operation,
18194 expand_builtin_compare_and_swap,
18195 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18198 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18199 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18202 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18204 * doc/tm.texi: Add brackets around the return type of
18205 TARGET_SECONDARY_RELOAD.
18207 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18208 Richard Guenther <rguenther@suse.de>
18210 PR tree-optimization/31254
18211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18212 Use handled_component_p () where appropriate. Continue
18213 propagating into the rhs if we propagated into an INDIRECT_REF
18216 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18218 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18219 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18220 (xde, xdee): Mode attributes adjusted to support DFP modes.
18221 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18222 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18223 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18224 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18225 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18226 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18227 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18229 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18230 "movsf"): Insn definitions removed.
18231 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18232 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18233 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18235 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18236 "reload_in<mode>", "reload_out<mode>"): Expander added.
18237 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18240 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18242 * config/s390/s390.md: Only non-functional changes. Renamed
18243 FPR mode macro to BFP all over the file.
18245 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18247 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18248 (op_type attribute): RRF instruction type added.
18249 (fT0): New mode attribute.
18250 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18251 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18252 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18253 instruction no secondary memory is needed when moving DFmode values
18254 between GPRs and FPRs.
18256 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18258 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18259 inverted and documentation adjusted.
18260 ("mhard-dfp", "msoft-dfp"): New options.
18261 * config/s390/s390.c (s390_handle_arch_option): New architecture
18263 (override_options): Sanity checks for the new options added.
18264 * config.gcc: New architecture switch: z9-ec.
18265 * config/s390/s390.h (processor_flags): PF_DFP added.
18266 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18267 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18268 when the bit is NOT set so remove it from the defaults.
18270 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * genemit.c (main): Print include statement for dfp.h.
18273 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18276 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18278 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18280 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18283 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18284 instead of PATTERN.
18286 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18288 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18289 attr_length_call, output_call, output_indirect_call): Cleanup
18290 formatting of targetm calls.
18292 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18294 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18296 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18298 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18299 reservation, bypass and anti-bypass descriptions for these
18300 instructions. Update move patterns.
18301 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18304 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18306 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18307 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18308 (get_initial_def_for_reduction): Likewise.
18310 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18312 Fix PR tree-optimization/29922
18313 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18314 (get_representative): Removed.
18315 (value_dies_in_block_x): Update for rvuse removal.
18316 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18317 (compute_antic_aux): Handle when PHI nodes appear in
18318 non-single-successors.
18319 (dump_bitmap_of_names): Removed.
18320 (compute_antic_safe): Renamed and removed rvuse calculation.
18321 Calculate only antic safe.
18322 (insert_into_preds_of_block): Remove assert.
18323 (execute_pre): Update for renamed functions.
18324 (defer_or_phi_translate_block): New function.
18326 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18328 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18329 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18331 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18332 Follow spelling conventions.
18334 * tree-data-ref.h: Remove the prototype for analyze_array.
18336 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18338 PR tree-optimization/31041
18339 * tree-vect-transform.c (get_initial_def_for_induction): Call
18340 force_gimple_operand.
18342 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18344 * ipa-type-escape.c (look_for_casts) : Revert code to use
18345 handled_component_p due to ada test a-numaux.adb.
18347 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18349 * final.c (final_scan_insn): Alter the condition of a
18350 conditional trap if we have nonstandard CC.
18352 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18354 * configure.ac: Remove excess quoting from asm line 0 test.
18355 * configure: Rebuilt.
18357 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18359 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18360 * c-common.c (convert_and_check): Move warning logic to...
18361 (warnings_for_convert_and_check): ...here. Define.
18362 * c-common.h (warnings_for_convert_and_check): Declare.
18364 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18366 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18367 (output_call): Likewise.
18369 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18371 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18373 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18375 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18377 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18379 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18380 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18382 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18384 PR tree-optimization/31183
18385 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18386 Use double_int instead of unsigned int for representing access_strides.
18387 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18389 2007-03-16 Richard Guenther <rguenther@suse.de>
18391 PR tree-optimization/31146
18392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18393 to allow recursion of forward_propagate_addr_expr.
18394 (forward_propagate_addr_into_variable_array_index): Likewise.
18395 (forward_propagate_addr_expr): Likewise.
18396 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18397 (forward_propagate_addr_expr_1): Recurse on simple copies
18398 instead of propagating into them. Do so for useless conversions
18400 (forward_propagate_addr_expr): Clean up unused statements after
18403 2007-03-16 Richard Guenther <rguenther@suse.de>
18405 * builtins.c (expand_builtin_cexpi): Use the right argument
18406 for the expansion via cexp.
18408 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18410 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18411 * configure: Rebuilt.
18413 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18416 * dwarf2out.c (force_type_die): Adjust comment.
18417 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18419 2007-03-15 DJ Delorie <dj@redhat.com>
18421 * config/frv/predicates.md (minmax_operator): Don't check operands
18424 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18426 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18427 Update constant estimates of number of iterations.
18428 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18429 argument renamed to "realistic".
18430 (compute_estimated_nb_iterations): Removed.
18431 (record_niter_bound): New function.
18432 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18433 call record_nonwrapping_iv with upper = false.
18434 (infer_loop_bounds_from_signedness): Pass upper argument to
18435 record_nonwrapping_iv.
18436 (estimate_numbers_of_iterations_loop): Do not call
18437 compute_estimated_nb_iterations. Record estimate based on profile
18438 information. Initialize the constant estimates of number of
18440 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18442 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18443 number of iterations is too small.
18444 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18445 (EST_NOT_AVAILABLE): Removed.
18446 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18447 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18450 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18452 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18453 Handle NE_EXPR guards.
18455 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18458 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18459 Set also -pedantic-errors by default for the preprocessor unless
18460 -fpermissive is given.
18462 2007-03-15 Richard Guenther <rguenther@suse.de>
18464 PR middle-end/29719
18465 PR middle-end/31161
18466 * builtins.c (expand_builtin_cexpi): As a fallback if we
18467 don't have builtins for sincos or cexp create a function
18468 declaration for cexp and expand to a call to that.
18469 (expand_builtin_int_roundingfn): Always fall
18470 back to floor/ceil and its variants even if they may be
18473 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18475 PR middle-end/31159
18476 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18477 jump tables, move the call to delete_dead_jumptables from here...
18478 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18479 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18480 don't allow merging of blocks that try_redirect_by_replacing_jump
18481 also does not handle when not optimizing.
18483 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18484 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18486 * config/i386/i386.md (x86_sahf_1): Correctly handle
18489 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18492 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18493 x86_64_general_operand as operand[2] predicate. Remove "iF"
18494 from operand constraints and use "e" constraint instead.
18495 (*subti3_1, *subti3_1 splitter): Ditto.
18496 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18497 operand[1] predicate.
18499 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18501 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18502 arrays, multiply the access strides by the size of the sub-array.
18503 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18505 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18507 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18508 the configured assembler supports the sahf mnemonic.
18509 * configure: Regenerate.
18510 * config.in: Regenerate.
18512 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18513 emit "sahf" or ".byte\t0x9e" as asm template.
18515 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18518 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18519 option to replace hard coded TARGET_xxx in md file.
18520 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18521 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18522 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18523 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18524 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18525 (X86_TUNE_NOT_VECTORMODE): Ditto.
18526 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18527 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18528 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18529 (TUNE_SLOW_IMUL_IMM8): Ditto.
18530 (TUNE_MOVE_M1_VIA_OR): Ditto.
18531 (TUNE_NOT_UNPAIRABLE): Ditto.
18532 (TUNE_NOT_VECTORMODE): Ditto.
18534 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18537 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18538 tuning options instead of hard coded TARGET_xxx.
18539 (fix ssemode peephole2's): Ditto.
18540 (imul peephole2's): Ditto.
18542 (movdi_or_rex64): Ditto.
18543 (move peephole2): Ditto.
18544 (not peephole2's): Ditto.
18546 2007-03-14 Dirk Mueller <dmueller@suse.de>
18548 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18549 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18550 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18552 * c-parser.c (c_parser_do_statement): Warn about empty body in
18553 do/while statement.
18554 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18555 * doc/invoke.texi (-Wempty-body): Update documentation.
18557 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18560 * c-common.h (warn_for_div_by_zero): Declare.
18561 * c-common.c (warn_for_div_by_zero): Define.
18562 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18565 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18567 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18568 to PREFIX and STANDARD_PREFIX.
18570 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18571 Phil Edwards <phil@codesourcery.com>
18573 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18574 (__gthread_once_t): Remove busy field for RTPs.
18575 (__GTHREAD_ONCE_INIT): Update accordingly.
18577 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18579 * doc/invoke.texi: Document VxWorks options.
18581 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18583 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18585 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18587 PR tree-optimization/30590
18588 * tree-nrv.c (tree_nrv): Check for the partial update of the
18591 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18593 * flags.h (flag_random_seed): Remove declaration, in favor of...
18594 * toplev.h (get_random_seed, set_random_seed): ... these.
18595 * tree.c (get_file_function_name): Use the former.
18596 * opts.c (common_handle_option): Use the latter.
18599 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18601 PR middle-end/31127
18602 * cse.c (cse_find_path): Do not bail out if a basic block that
18603 we already visited now becomes part of a path that starts at a
18604 different basic block. Just disallow this, to make sure we
18605 visit each basic block at most once.
18607 2007-03-13 Jan Hubicka <jh@suse.cz>
18609 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18610 attributes, when profile esitmate is present, calls with very low
18611 frequency are cold.
18613 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18615 PR tree-optimization/30730
18616 PR tree-optimization/26900
18617 * tree-ssa-loop-niter.c: Include gmp.h.
18618 (bounds): New type.
18619 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18620 split_to_var_and_offset, determine_value_range,
18621 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18622 bound_difference, bounds_add, bounds_negate,
18623 number_of_iterations_ne_max, dump_affine_iv): New functions.
18624 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18625 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18626 difference of initial and final value of control iv to validate
18628 (number_of_iterations_cond): Add loop parameter. Determine bounds
18629 on the difference of the extremes of the control iv. Add dumps.
18630 (expand_simple_operations): Handle phi nodes.
18631 (simplify_using_initial_conditions): Do not record used conditions.
18632 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18633 Do not set additional_info.
18634 (implies_nonnegative_p, implies_ge_p): Removed.
18635 (derive_constant_upper_bound): Do not use parameter `additional'.
18636 (record_estimate): Parameter `additional' removed. Parameter
18637 `i_bound' added. Do not call derive_constant_upper_bound.
18638 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18639 bound the number of iterations estimate.
18640 (estimate_numbers_of_iterations_loop): Pass the estimate from
18641 the number of iterations analysis to record_estimate.
18642 * tree.h (multiple_of_p): Declare.
18643 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18644 (scev_const_prop): Do not check expression_expensive_p.
18645 * fold-const.c (multiple_of_p): Exported.
18646 * double-int.c (double_int_mask): Exported.
18647 * double-int.h (double_int_mask): Declare.
18648 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18649 field. Added max field.
18651 2007-03-13 David Taylor <taylor@candd.org>
18654 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18657 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18660 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18661 two unamed patterns.
18663 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.opt (mcx16, msahf): New options.
18666 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18667 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18669 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18670 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18671 Output -mcx16 and -msahf options when corresponding bit is set.
18673 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18674 and -msahf options.
18676 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18678 * configure.ac: Test for assembler tolerance to # 0 "".
18679 * configure, config.in: Rebuilt.
18680 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18682 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18684 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18686 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18687 (handle_syscall): Handle direct system calls.
18688 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18690 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18692 * doc/invoke.texi: Fix cpp.info cross-reference.
18693 * doc/passes.texi: Fix gcc.info cross-reference.
18695 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18697 PR tree-optimization/30835
18698 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18699 bb_for_stmt is not NULL before accessing it.
18701 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18703 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18706 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18709 * doc/install.texi: Document --enable-stage1-languages
18711 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18713 * tree-pass.h (pass_into_cfg_layout_mode,
18714 pass_outof_cfg_layout_mode): Declare.
18715 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18716 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18717 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18718 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18720 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18722 * c-decl.c (warn_variable_length_array): New function.
18723 Refactored from grokdeclarator to handle warn_vla
18724 and handle unnamed array case.
18725 (grokdeclarator): Refactored VLA warning case.
18726 * c.opt (Wvla): New flag.
18727 * doc/invoke.texi (Wvla): New warning.
18729 2007-03-12 Richard Henderson <rth@redhat.com>
18731 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18732 (TARGET_SECTION_TYPE_FLAGS): New.
18734 2007-03-12 Richard Henderson <rth@redhat.com>
18736 * config/darwin.c (machopic_reloc_rw_mask): New.
18737 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18738 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18740 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18742 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18743 * cppdefault.h (cpp_PREFIX): Document.
18744 (cpp_PREFIX_len): Likewise.
18745 (cpp_EXEC_PREFIX): New variable.
18746 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18747 * c-incpath.c (add_standard_paths): Correct logic for relocating
18748 paths within prefix.
18750 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18752 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18753 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18755 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18756 fix_truncdfdi_sse using SSEMODEF mode macro.
18757 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18758 fix_truncdfsi_sse using SSEMODEF mode macro.
18759 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18760 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18762 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18764 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18765 elfos.h to tm_file.
18767 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18769 * tree.h : Add multiple_of_p declaration.
18770 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18771 * ipa-type-escape.c (results_of_malloc): Redundant.
18772 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18773 (cast_type): Extended with new members.
18774 (check_cast): Returns cast_type.
18775 (cast): New structure for data of walk_use_def_chains.
18776 (is_malloc_result, is_cast_from_non_pointer_1,
18777 is_cast_from_non_pointer,
18778 is_array_access_through_pointer_and_index): New functions.
18779 (look_for_casts): Returns cast types.
18780 (check_call): Returns void.
18781 (okay_pointer_operation): Use support of pointer plus index,
18782 pointer plus constant and allow all multiplications.
18784 2007-03-11 Richard Guenther <rguenther@suse.de>
18786 PR tree-optimization/31115
18787 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18788 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18789 A shift count of zero is not special as with *_DIV_EXPR.
18790 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18793 2007-03-11 Ian Lance Taylor <iant@google.com>
18795 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18796 the *_DIV_EXPR codes correctly with overflow infinities.
18798 2007-03-11 Ira Rosen <irar@il.ibm.com>
18800 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18801 indicate success/failure of the analysis. Add negation to subtrahend
18802 in case of subtraction. Fail if both operands contain constants.
18803 (create_data_ref): Fail if analyze_offset fails.
18805 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (frndintxf2): Rename to ...
18808 (rintxf2): ... this. Remove expander having same name.
18809 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18810 (roundsf2, rounddf2): Ditto.
18811 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18812 (lround<mode>di2, lround<mode>si2): Ditto.
18814 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18816 * lower-subreg.c: Include except.h.
18817 (decompose_multiword_subregs): Verify that the only control flow
18818 insns we can split are loads to multi-words pseudos.
18819 Handle breaking such blocks after splitting, instead of calling
18820 find_many_sub_basic_blocks.
18822 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18823 on the new basic block. Add a lengthy comment explaining why we
18824 thought this was necessary.
18825 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18827 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18830 * tree.c (walk_type_fields): Recurse into the element type of
18831 ARRAY_TYPEs if there is a pointer set.
18833 2007-03-10 Dirk Mueller <dmueller@suse.de>
18835 * c-common.c (warn_logical_operator): Fix condition.
18837 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18839 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18841 * config/darwin.c (machopic_select_section): Remove superfluous
18842 argument in call to categorize_decl_for_section. Remove unused
18845 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18847 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18849 * configure: Regenerate.
18851 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18854 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18855 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18856 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18857 Add LABEL_NUSES to emitted label.
18858 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18859 branch probability value to emitted jump insn.
18860 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18861 Do not check life information and do not re-arrange input operands
18862 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18864 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18866 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18867 the change of decode_asm_operands.
18869 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18871 * mode-switching.c (create_pre_exit): Skip blockage insn.
18873 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18875 * tree-pass.h (TODO_update_smt_usage): Remove.
18877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18881 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18883 * pa.c (attr_length_call): Revise condition for long
18884 pc-relative branch.
18885 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18886 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18887 sequence on SOM target.
18889 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18891 * gcc.c: Document %{, in big comment at top.
18892 (input_suffix_matches): Remove special handling for .s and
18894 (input_spec_matches): New.
18895 (handle_braces): Handle %{,.
18896 (validate_switches): ',' indicates a value which is not a switch.
18897 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18898 to detect assembler input.
18899 * config/i386/sol2.h (CPP_SPEC): Likewise.
18900 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18901 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18902 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18903 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18904 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18905 -m64 causes deployment target to default to 10.5.
18906 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18908 2007-03-09 Richard Henderson <rth@redhat.com>
18911 * target.h (targetm.asm.out.reloc_rw_mask): New.
18912 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18913 (TARGET_ASM_OUT): Use it.
18914 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18915 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18916 use the new reloc_rw_mask target hook instead.
18917 (default_section_type_flags_1): Merge into...
18918 (default_section_type_flags): ... here.
18919 (decl_readonly_section_1): Merge into...
18920 (decl_readonly_section): ... here.
18921 (default_elf_select_section_1): Merge into...
18922 (default_elf_select_section): ... here.
18923 (default_unique_section_1): Merge into...
18924 (default_unique_section): ... here.
18925 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18926 (default_select_rtx_section): Use it.
18927 (default_elf_select_rtx_section): Likewise.
18928 * output.h: Update to match.
18929 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18930 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18931 (TARGET_ASM_RELOC_RW_MASK): New.
18932 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18933 to categorize_decl_for_section.
18934 (x86_64_elf_unique_section): Likewise.
18935 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18936 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18937 (TARGET_ASM_RELOC_RW_MASK): New.
18938 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18939 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18940 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18941 (TARGET_RWRELOC): Remove.
18942 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18943 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18944 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18945 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18946 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18947 (rs6000_xcoff_select_section): Use decl_readonly_section.
18948 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18949 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18950 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18951 (TARGET_SECTION_TYPE_FLAGS): Remove.
18952 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18954 2007-03-09 Roger Sayle <roger@eyesopen.com>
18956 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18957 complex constant equality/inequality comparisons for here.
18958 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18959 known at compile-time or can be simplified to a scalar comparison.
18960 (fold_relational_const): Move compile-time evaluation of complex
18961 constant equality/inequality comparisons to here.
18963 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18965 PR rtl-optimization/30643
18966 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18968 (fold_rtx): Recurse, like before 2006-11-03.
18970 2007-03-09 DJ Delorie <dj@redhat.com>
18972 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18975 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18977 PR tree-optimization/30375
18978 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18979 LHS of statements is not the same.
18980 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18982 2007-03-09 Chao-ying Fu <fu@mips.com>
18984 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18986 * doc/invoke.texi (-mdspr2): Document new option.
18987 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18988 New unspec for DSP REV 2.
18989 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18990 these instructions are extended in DSP REV 2.
18991 (mips-dspr2.md): Include.
18992 * config/mips/mips.opt (mdspr2): New option.
18993 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18994 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18995 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18996 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18997 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18998 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18999 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
19001 (bdesc_map): Add one field of unsupported_target_flags.
19002 (bdesc_arrays): Update entries to have extra fields. Add
19004 (mips_init_builtins): Initialize new function types.
19005 Check unsupported_target_fileds to filter out builtins.
19006 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
19008 (ASM_SPEC): Pass mdspr2 to the assembler.
19009 * config/mips/mips-dspr2.md: New file.
19011 2007-03-09 Sa Liu <saliu@de.ibm.com>
19013 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
19015 2007-03-09 Ian Lance Taylor <iant@google.com>
19017 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
19018 argument) like -Wstrict-overflow=2.
19019 * doc/invoke.texi (Warning Options): Update documentation.
19021 2007-03-09 Dirk Mueller <dmueller@suse.de>
19024 * doc/invoke.texi (-Wlogical-op): Document.
19025 * common.opt (-Wlogical-op): New.
19026 * c-common.h (warn_logical_operator): Declare.
19027 * c-common.c (warn_logical_operator): Define.
19028 * c-typeck.c (parser_build_binary_op): Call
19029 warn_logical_operator.
19031 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19033 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
19034 * final.c (final_scan_insn): Test for non-"" file name.
19036 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
19038 * doc/loop.texi: Document the Omega linear constraints solver.
19039 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
19040 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
19041 omega-hash-table-size, omega-max-keys, and
19042 omega-eliminate-redundant-constraints.
19043 * tree-pass.h (pass_check_data_deps): Declared.
19046 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
19047 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
19048 pass_check_data_deps): New.
19049 * tree-data-ref.c (init_data_ref): Remove declaration.
19050 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
19051 (analyze_array): Renamed init_array_ref, move up initializations.
19052 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
19053 Removed arguments that are set to NULL.
19054 (analyze_indirect_ref): Correct indentation, correct call to
19056 (object_analysis): Call init_array_ref instead of analyze_array.
19057 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
19058 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
19059 of DR_ACCESS_FNS_ADDR.
19060 (init_omega_eq_with_af, omega_extract_distance_vectors,
19061 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
19062 ddr_consistent_p): New.
19063 (compute_affine_dependence): Check consistency of ddrs when
19064 flag_check_data_deps is passed.
19065 (analyze_all_data_dependences): Uncomment.
19066 (tree_check_data_deps): New.
19067 * tree-data-ref.h: Include omega.h.
19068 (DR_ACCESS_FNS_ADDR): Removed.
19069 (data_dependence_relation): Add inner_loop.
19070 (DDR_INNER_LOOP): New.
19071 * common.opt (fcheck-data-deps): New.
19072 * tree-flow.h (tree_check_data_deps): Declare.
19073 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
19074 (OBJS-common): Depend on omega.o.
19076 * passes.c (pass_check_data_deps): Scheduled.
19077 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
19078 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
19079 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
19080 PARAM_VECT_MAX_VERSION_CHECKS,
19081 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
19083 2007-03-09 Richard Guenther <rguenther@suse.de>
19085 PR tree-optimization/30904
19086 PR middle-end/31058
19087 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19088 the same way as *_DIV_EXPR.
19090 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19092 * recog.c (decode_asm_operands): No mixed declarations and code.
19094 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19096 * rtl.def (ASM_INPUT): Add location.
19097 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19098 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19099 (decode_asm_operands): Add loc operand.
19100 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19101 * stmt.c (expand_asm): Rename to...
19102 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19103 gen_rtx_ASM_INPUT_loc.
19104 (expand_asm_expr): Adjust.
19105 * recog.c (decode_asm_operands): Add loc operand.
19106 (check_asm_operands, extract_insn): Adjust.
19107 * reload1.c (maybe_fix_stack_asms): Likewise.
19108 * final.c (asm_insn_count): Likewise.
19109 (final_scan_insn): Output # line before and after asm.
19111 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19113 * tree-ssa-structalias.c (variable_info): Remove
19115 (new_var_info): Ditto.
19116 (shared_bitmap_info_t): New structure.
19117 (shared_bitmap_table): New variable.
19118 (shared_bitmap_hash): New function.
19119 (shared_bitmap_eq): Ditto
19120 (shared_bitmap_lookup): Ditto.
19121 (shared_bitmap_add): Ditto.
19122 (merge_smts_into): Change to take bitmap directly.
19123 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19124 (init_alias_vars): Init shared bitmap hashtable.
19125 (delete_points_to_sets): Delete shared bitmap hashtable.
19126 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19127 is_aliased removal as a change that was still necessary was
19130 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19132 * config/i386/i386.h (override_options): Conditionally disable
19133 x86_sahf for 64bit targets only.
19135 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19138 * c-decl.c (merge_decls): Don't call make_var_volatile.
19139 * varasm.c (make_var_volatile): Remove.
19140 * output.h (make_var_volatile): Remove.
19142 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19144 PR tree-optimization/31085
19145 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19147 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19149 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19150 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19151 ATTR_CONST_NOTHROW_LIST.
19153 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19156 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19158 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19160 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19163 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19165 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19166 passed, use shared libgcc.
19168 2007-03-08 Roger Sayle <roger@eyesopen.com>
19170 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19171 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19172 (honor_protect_cleanup_actions, lower_try_finally_switch):
19174 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19175 ifc_temp_var): Likewise.
19176 * tree-inline.c (setup_one_parameter): Likewise.
19177 * tree-mudflap.c (mf_decl_cache_locals,
19178 mf_build_check_statement_for): Likewise.
19179 * tree-nested.c (init_tmp_var, save_tmp_var,
19180 finalize_nesting_tree_1): Likewise.
19181 * tree-outof-ssa.c (insert_copy_on_edge,
19182 insert_backedge_copies): Likewise.
19183 * tree-profile.c (tree_gen_edge_profiler,
19184 tree_gen_ic_profiler): Likewise.
19185 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19186 * tree-sra.c (sra_build_assignment): Likewise.
19187 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19188 * tree-ssa-math-opts.c (insert_reciprocals,
19189 execute_cse_sincos_1): Likewise.
19190 * tree-tailcall.c (adjust_accumulator_values,
19191 adjust_return_value): Likewise.
19192 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19193 * tree-vect-transform.c (vect_create_data_ref_ptr,
19194 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19195 vect_create_epilog_for_reduction, vectorizable_reduction,
19196 vectorizable_call, vectorizable_conversion,
19197 vectorizable_assignment, vectorizable_operation,
19198 vectorizable_type_demotion, vect_gen_widened_results_half,
19199 vect_permute_store_chain, vectorizable_store,
19200 vect_setup_realignment, vect_permute_load_chain,
19201 vectorizable_load, vectorizable_condition,
19202 vect_create_cond_for_align_checks): Likewise.
19203 * tree-vrp.c (build_assert_expr_for): Likewise.
19205 2007-03-08 Ian Lance Taylor <iant@google.com>
19207 * tree-vrp.c: Include "intl.h".
19208 (usable_range_p): New static function.
19209 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19210 overflowed values, juts set *strict_overflow_p.
19211 (compare_values): Only return -2 if one of the operands is not a
19213 (compare_ranges): Call usable_range_p.
19214 (compare_range_with_value): Likewise.
19215 (vrp_evaluate_conditional_warnv): Rename from
19216 vrp_evaluate_conditional. Make static. Change all callers.
19217 (vrp_evaluate_conditional): New function.
19218 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19219 on signed overflow.
19220 (simplify_abs_using_ranges): Likewise.
19221 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19222 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19223 within_stmt parameter.
19224 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19225 vrp_evaluate_conditional.
19226 * tree-ssa-threadedge.c
19227 (record_temporary_equivalences_from_stmts_at_dest): Change
19228 simplify parameter to take a second tree parameter.
19229 (simplify_control_stmt_condition): Likewise.
19230 (thread_across_edge): Likewise.
19231 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19232 (thread_across_edge): Likewise.
19233 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19235 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19237 * config/i386/i386.h (TARGET_SAHF): New define.
19238 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19239 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19240 (x86_sahf): New global variable.
19241 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19242 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19243 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19244 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19246 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19247 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19248 when expanding fcomi/sahf based tests.
19249 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19250 expanding sahf based alternative. Emit sahf based sequence when
19251 optimizing for code size.
19252 * config/i386/i386.md (x86_sahf_1): Do not disable for
19253 TARGET_64BIT, enable for TARGET_SAHF.
19255 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19257 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19258 spurious whitespace from error message.
19260 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19263 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19265 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19267 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19269 * tree-sra.c (instantiate_element): Propagate disabled warnings
19270 from the element itself to the created variable.
19272 2007-03-07 Richard Henderson <rth@redhat.com>
19275 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19276 silently fix up the stack in the case of a missing register.
19278 2007-03-07 Paul Brook <paul@codesourcery.com>
19280 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19282 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19284 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19286 (phase1_vrs): Use them.
19287 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19288 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19289 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19290 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19291 __gnu_Unwind_Restore_WMMXC if required.
19292 (_Unwind_VRS_Pop): Implement iWMMXt support.
19293 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19294 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19295 gnu_Unwind_Save_WMMXC): Define.
19297 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19299 * config/vxworks.h (vxworks_override_options): Declare.
19300 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19301 * config/vxworks.c: Include target.h and toplev.h.
19302 (vxworks_override_options): New function.
19303 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19305 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19307 * config/s390/s390.c (override_options): Don't emit an error when
19308 -mstack-size is used without providing -mstack-guard.
19309 (s390_emit_prologue): Choose stack_guard value automatically if not
19310 provided via command line.
19311 * doc/invoke.texi: Adjust description of -mstack-guard and
19314 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19316 * config/i386/i386.c (output_set_got): Add a GOT initialization
19317 sequence for VxWorks PIC.
19318 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19319 around labels as well as symbols. Use gotoff_operand instead
19320 of local_symbolic_operand.
19321 (legitimize_pic_address): Use gotoff_operand instead of
19322 local_symbolic_operand. Use @GOT accesses for labels as
19324 (ix86_output_addr_diff_elt): Use PC-relative rather than
19325 GP-relative offsets for VxWorks PIC.
19326 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19327 no_new_pseudos. Check whether the returned register is op0.
19328 * config/i386/i386.md (tablejump): Use PC-relative rather than
19329 GP-relative offsets for VxWorks PIC.
19330 * config/i386/predicates.md (gotoff_operand): New predicate.
19332 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19334 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19336 * config/vxworks-dummy.h: New file.
19337 * config/i386/i386.h: Include it.
19339 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19341 * dwarf2out.c (is_inlined_entry_point): New
19342 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19343 DW_AT_ranges if the first subblock is the entry point.
19345 2007-03-06 David Daney <ddaney@avtrex.com>
19347 * doc/install.texi (mips-*-*): Change recommended binutils
19350 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19352 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19353 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19358 2007-03-06 Jan Hubicka <jh@suse.cz>
19360 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19361 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19363 (probably_cold_bb_p): Cold functions are cold.
19364 (probably_never_executed_bb_p): Cold functions are cold.
19365 (tree_bb_level_predictions): Predict calls to cold functions as not
19367 (compute_function_frequency): Check hot/cold attributes.
19368 * function.h (function_frequency): Update comments.
19369 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19370 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19371 (c_common_att): Add cold and hot.
19373 * doc/extend.texi (hot,cold attributes): Document.
19375 2007-03-06 Andrew Haley <aph@redhat.com>
19377 * function.c (expand_function_end): Move blockage to just after we
19378 emit the label for the naked return from the function.
19380 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19382 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19385 2007-03-06 Jan Hubicka <jh@suse.cz>
19387 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19388 loaded for constant large models. Non-large 64bit PIC can do.
19389 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19390 * cmodel.h: Add LARGE PIC.
19391 * i386.md (UNSPEC_PLTOFF): New.
19392 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19394 (*call_1_rex64): Disable for large models.
19395 (*call_1_rex64_large): New.
19396 (*call_value_1_rex64): Disable for large models.
19397 (*call_value_1_rex64_large): New.
19398 (set_rip_rex4): New.
19399 (set_got_offset_rex64): New.
19400 * predicates.md (constant_call_address_operand): For large model
19401 constant calls are not possible.
19402 * i386-protos.h (construct_plt_address): Declare.
19403 * i386.c (override_options): Accept large models.
19404 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19405 (legitimate_constant_p): Add new UNSPECs.
19406 (legitimate_pic_operand_p): Likewise.
19407 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19408 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19410 (output_pic_addr_const): Add PLTOFF.
19411 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19412 (ix86_expand_move): Legitimize pic address when in PIC mode.
19413 (construct_plt_address): New function.
19414 (ix86_expand_call): Offload the address to register and use GOT
19415 pointer for large model.
19416 * invoke.texi (mcmodel=large): Update documentation.
19418 2007-03-06 Richard Henderson <rth@redhat.com>
19420 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19421 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19422 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19423 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19424 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19425 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19426 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19427 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19428 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19429 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19430 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19431 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19432 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19433 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19434 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19435 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19436 x86_schedule, x86_use_bt, x86_pad_returns,
19437 x86_use_xchgb): Merge into ...
19438 (ix86_tune_features): ... here. New array.
19439 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19440 x86_bswap): Merge into ...
19441 (ix86_arch_features): ... here. New array.
19442 (x86_3dnow_a): Remove.
19443 (x86_accumulate_outgoing_args): Make static.
19444 (x86_arch_always_fancy_math_387): Make static.
19445 (ix86_tune_mask, ix86_arch_mask): Move ...
19446 (override_options): ... to local variables here. Apply the
19447 appropriate mask to each element of ix86_arch_features and
19448 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19449 as were done in the old macros.
19450 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19451 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19452 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19453 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19454 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19455 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19456 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19457 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19458 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19459 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19460 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19461 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19462 x86_accumulate_outgoing_args, x86_prologue_using_move,
19463 x86_epilogue_using_move, x86_decompose_lea,
19464 x86_arch_always_fancy_math_387, x86_shift1,
19465 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19466 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19467 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19468 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19469 x86_use_incdec, x86_pad_returns, x86_bswap,
19470 x86_partial_flag_reg_stall): Remove.
19471 (enum ix86_tune_indices): New.
19472 (ix86_tune_features): New.
19473 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19474 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19475 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19476 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19477 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19478 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19479 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19480 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19481 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19482 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19483 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19484 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19485 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19486 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19487 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19488 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19489 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19490 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19491 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19492 TARGET_EXT_80387_CONSTANTS): Use it.
19493 (enum ix86_arch_indices): New.
19494 (ix86_arch_features): New.
19495 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19496 TARGET_BSWAP): Use it.
19497 (ix86_tune_mask, ix86_arch_mask): Remove.
19499 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19502 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19503 Define using $${sysroot_headers_suffix}.
19504 * configure: Regenerate.
19505 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19506 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19508 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19509 * gcc.c (print_sysroot_headers_suffix): New.
19510 (option_map): Include --print-sysroot-headers-suffix.
19511 (display_help): Mention -print-sysroot-headers-suffix.
19512 (process_command): Handle -print-sysroot-headers-suffix.
19513 (do_spec_1): Append multilib directory to include-fixed path if
19514 sysroot suffixes in use.
19515 (main): Handle -print-sysroot-headers-suffix.
19516 * Makefile.in (start.encap): Don't depend on xlimits.h
19517 (xlimits.h): Remove.
19518 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19519 limits.h for each multilib in fixinc_list.
19520 (fixinc_list, s-fixinc_list): New.
19521 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19522 generate them for each multilib in fixinc_list.
19523 (stmp-fixproto): Use include-fixed. Run fixproto for each
19524 multilib in fixinc_list.
19525 (mostlyclean): Don't remove xlimits.h.
19526 (clean): Remove include-fixed.
19527 (real-install-headers-tar, real-install-headers-cpio,
19528 real-install-headers-cp): Don't copy include, only include-fixed.
19529 (install-mkheaders): Depend on fixinc_list. Don't depend on
19530 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19531 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19532 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19534 2007-03-06 Jan Hubicka <jh@suse.cz>
19536 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19539 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19541 * configure.ac: Allow tm_file to contain build-directory files.
19542 * configure: Regenerate.
19543 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19544 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19545 * config/m68k/print-sysroot-suffix.sh: New file.
19547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19549 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19550 of pic_offset_table_rtx if reload_completed.
19551 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19552 PIC_OFFSET_TABLE_REGNUM.
19553 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19555 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19556 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19560 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19561 functions that call eh_return.
19563 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19565 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19566 functions that need a constant pool.
19568 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19571 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19572 (m68k_preferred_reload_class): Likewise.
19573 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19574 (SECONDARY_RELOAD_CLASS): Define.
19575 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19576 (LIMIT_RELOAD_CLASS): Delete.
19577 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19578 registers from storing bytes.
19579 (m68k_secondary_reload_class): New function.
19580 (m68k_preferred_reload_class): Likewise.
19582 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19584 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19586 (m68k_expand_prologue): Likewise.
19588 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19590 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19591 (mips_expand_epilogue): Add a bool parameter.
19592 (m68k_legitimize_sibcall_address): Declare.
19593 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19594 (m68k_expand_epilogue): Add a parameter to select between sibling
19595 and normal epilogues. Only generate a return for the latter.
19596 (m68k_ok_for_sibcall_p): New function.
19597 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19598 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19599 (sibcall_value, *sibcall_value): Likewise.
19600 (*call, *call_value): Require !SIBLING_CALL_P.
19601 (epilogue): Update call to m68k_expand_epilogue.
19602 (sibcall_epilogue): New pattern.
19603 * config/m68k/predicates.md (const_call_operand): Say that this
19604 predicate applies to sibling calls too.
19605 (sibcall_operand): New predicate.
19607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19609 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19610 alternatives as movsi_cf.
19611 (movsf_cf_hard): Add commentary.
19613 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19614 Richard Sandiford <richard@codesourcery.com>
19616 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19617 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19618 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19619 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19620 as being live on exit from an interrupt function.
19621 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19622 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19623 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19624 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19625 (m68k_interrupt_function_p): Globalize.
19626 (m68k_compute_frame_layout): Remove reverse mask code.
19627 (m68k_emit_movem, m68k_set_frame_related): New functions.
19628 (m68k_output_function_prologue): Delete in favor of...
19629 (m68k_expand_prologue): ...this new function.
19630 (m68k_output_function_epilogue): Delete in favor of...
19631 (m68k_expand_epilogue): ...this new function.
19632 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19634 (print_operand): Handle %?.
19635 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19636 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19637 (prologue, epilogue): New patterns.
19638 (return): Turn into a define_expand.
19639 (*return): New pattern, derived from old "return" pattern. Use rte
19640 rather than rts for interrupt functions. Only use rtd if the pop
19642 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19643 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19644 (link, *link, unlink, *unlink, load_got): Likewise.
19646 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19650 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19651 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19652 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19653 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19654 and m68k_matches_u_p.
19655 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19656 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19657 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19658 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19659 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19660 (REG_STRICT_P): New macro.
19661 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19662 PCREL_GENERAL_OPERAND_OK.
19663 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19664 m68k_legitimate_base_reg_p.
19665 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19666 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19667 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19668 * config/m68k/m68k.c (m68k_address): New structure.
19669 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19670 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19671 (m68k_jump_table_ref_p, m68k_decompose_address)
19672 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19673 (m68k_matches_u_p): New functions.
19674 (print_operand_address): Rewrite to use m68k_decompose_index.
19676 2007-03-05 David Taylor <dtaylor@emc.com>
19678 * gcc.c: Correct copyright date in --version output.
19680 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19682 * pa.md: In unamed move patterns, disparge copies between general
19683 and floating point registers using '?' modifier. Don't include 'f'
19684 constraint for register preferences in DImode, SImode, HImode and
19685 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19686 Remove constraints for copies between general and floating registers
19687 in soft-float DFmode pattern.
19688 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19692 2007-03-05 Mike Stump <mrs@apple.com>
19694 * c-common.c (targetcm): Add.
19695 * c-opts.c (c_common_handle_option): Handle language specific
19697 * opts.c (handle_option): Verify language for target options, if
19699 * opth-gen.awk: Add CL_LANG_ALL.
19700 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19701 (TARGETCM_INITIALIZER): Add.
19702 * target.h (struct gcc_targetcm): Add.
19704 * targhooks.c (default_handle_c_option): Add.
19705 * targhooks.h (default_handle_c_option): Add.
19706 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19708 * config/darwin.opt (iframework): Add.
19709 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19710 * config/darwin-c.c (handle_c_option): Add.
19711 (TARGET_HANDLE_C_OPTION): Add.
19713 * doc/invoke.texi (Darwin Options): Add -iframework.
19715 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19717 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19720 2007-03-05 Ian Lance Taylor <iant@google.com>
19722 * c.opt (fgnu89-inline): New option.
19723 * c-opts.c (c_common_post_options): Set default value for
19725 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19726 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19728 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19729 (grokdeclarator, start_function): Likewise.
19730 * c-cppbuiltin.c (c_cpp_builtins): Define either
19731 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19732 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19733 (C Dialect Options): Document -fgnu89-inline.
19734 * doc/extend.texi (Function Attributes): Explain what the
19735 gnu_inline attribute does.
19736 * doc/cpp.texi (Common Predefined Macros): Document
19737 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19739 2007-03-05 Ian Lance Taylor <iant@google.com>
19741 PR tree-optimization/31034
19742 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19743 half-range if the other side is an overflow infinity.
19745 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19747 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19748 (bfin*-linux-uclibc*): New configuration.
19749 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19751 * config/bfin/linux.h: New file.
19752 * config/bfin/libgcc-bfin.ver: New file.
19753 * config/bfin/t-bfin-uclinux: New file.
19754 * config/bfin/t-bfin-linux: New file.
19755 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19756 (TARGET_OS_CPP_BUILTINS): New macro.
19758 2007-03-05 Richard Guenther <rguenther@suse.de>
19760 * fold-const.c (fold_binary): Remove duplicate folding
19761 of comparison of non-null ADDR_EXPR against null.
19763 2007-03-05 Richard Guenther <rguenther@suse.de>
19764 Dorit Nuzman <dorit@il.ibm.com>
19766 PR tree-optimization/26420
19767 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19768 are no loops in the function. Only print the number of
19769 vectorized loops if it is greater than zero or we are supposed
19770 to print information about unvectorized loops.
19772 2007-03-05 Revital Eres <eres@il.ibm.com>
19774 * gcc.dg/var-expand1.c: New test.
19775 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19776 when an accumulator is expanded.
19778 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19781 * c-common.c (convert_and_check): Don't give warnings for
19782 conversion if 'expr' already overflowed.
19784 2007-03-04 Roger Sayle <roger@eyesopen.com>
19786 PR middle-end/30744
19787 * fold-const.c (fold_comparison): Enforce type consistency when
19788 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19790 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19792 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19793 containing a cast to the base of TARGET_MEM_REF.
19795 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19797 * tree.c (tree_contains_struct_check_failed): Remove spurious
19798 whitespace from error message.
19800 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19803 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19804 instead of precision.
19806 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19807 Nathan Sidwell <nathan@codesourcery.com>
19809 * emit-rtl.c (find_auto_inc): New.
19810 (try_split): recreate REG_INC notes,
19811 Use regular for loops rather than whiles.
19813 2007-03-03 Andreas Schwab <schwab@suse.de>
19815 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19816 * configure: Regenerate.
19818 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19820 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19821 flag_rounding_math, not flag_unsafe_math_optimizations.
19823 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19825 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19826 alpha_fold_vector_minmax): Likewise.
19827 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19828 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19830 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19832 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19833 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19834 if the lhs has side-effects.
19835 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19837 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19839 * config/i386/i386.h (TUNEMASK): Remove define.
19840 (ARCHMASK): Remove define.
19841 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19842 Use ix86_arch_mask variable instead of ARCHMASK.
19843 * config/i386/i386.c (override_options): Ditto.
19844 (standard_80387_constant_p): Ditto.
19846 2007-03-02 Ian Lance Taylor <iant@google.com>
19848 Used signed infinities in VRP.
19849 * tree-vrp.c (uses_overflow_infinity): New static function.
19850 (supports_overflow_infinity): New static function.
19851 (make_overflow_infinity): New static function.
19852 (negative_overflow_infinity): New static function.
19853 (positive_overflow_infinity): New static function.
19854 (is_negative_overflow_infinity): New static function.
19855 (is_positive_overflow_infinity): New static function.
19856 (is_overflow_infinity): New static function.
19857 (overflow_infinity_range_p): New static function.
19858 (compare_values_warnv): New function split out of compare_values.
19859 (compare_value): Call it.
19860 (set_value_range_to_nonnegative): Add overflow_infinity
19861 parameter. Change caller.
19862 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19864 (vrp_expr_computes_nonzero): Likewise.
19865 (compare_ranges, compare_range_with_value): Likewise.
19866 (compare_name_with_value, compare_names): Likewise.
19867 (vrp_evaluate_conditional): Likewise.
19868 (set_value_range): Handle infinity
19869 (vrp_operand_equal_p, operand_less_p): Likewise.
19870 (extract_range_from_assert): Likewise.
19871 (vrp_int_const_binop): Likewise.
19872 (extract_range_from_binary_expr): Likewise.
19873 (extract_range_from_unary_expr): Likewise.
19874 (extract_range_from_comparison): Likewise.
19875 (extract_range_from_expr): Likewise.
19876 (dump_value_range): Likewise.
19877 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19878 (test_for_singularity): Likewise.
19879 (vrp_int_const_binop): Remove inline qualifier.
19880 (adjust_range_with_scev): Add comment.
19881 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19883 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19885 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19886 (get_constraint_for): Likewise.
19887 (do_structure_copy): Likewise.
19888 (find_func_aliases): Fix references to MODIFY_EXPR.
19889 (intra_create_variable_infos): Tidy.
19890 * tree-ssa-operands.c (add_virtual_operand): Add argument
19892 When adding members of alias sets, if IS_CALL_SITE is true and
19893 the symbol is not call-clobbered, skip it.
19894 Adjust all callers.
19896 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19898 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19899 entry by means of emit_insn_at_entry.
19901 2007-03-02 Richard Henderson <rth@redhat.com>
19903 * expr.h (promoted_input_arg): Remove decl.
19904 * function.c (promoted_input_arg): Merge into ...
19905 * combine.c (setup_incoming_promotions): ... only caller.
19906 Rearrange to avoid double loop.
19908 2007-03-02 Ben Elliston <bje@au.ibm.com>
19909 Peter Bergner <bergner@vnet.ibm.com>
19910 Janis Johnson <janis187@us.ibm.com>
19912 * config/rs6000/dfp.md: New file.
19913 * config/rs6000/rs6000.md: Include dfp.md.
19914 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19915 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19916 and TDmode decimal float modes in FP registers.
19917 (num_insns_constant): Likewise.
19918 (rs6000_legitimate_offset_address_p): Likewise.
19919 (rs6000_legitimize_address): Likewise.
19920 (rs6000_legitimize_reload_address): Likewise.
19921 (rs6000_legitimate_address): Likewise.
19922 (rs6000_emit_move): Likewise.
19923 (function_arg_boundary): Likewise.
19924 (function_arg_advance): Likewise.
19925 (rs6000_darwin64_record_arg_recurse): Likewise.
19926 (function_arg): Likewise.
19927 (rs6000_gimplify_va_arg): Likewise.
19928 (rs6000_split_multireg_move): Likewise.
19929 (rs6000_output_function_epilogue): Likewise.
19930 (rs6000_output_function_epilogue): Likewise.
19931 (rs6000_register_move_cost): Likewise.
19932 (rs6000_function_value): Likewise.
19933 (rs6000_libcall_value): Likewise.
19935 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19937 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19939 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19941 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19942 Use $MULTIDIR to choose between the kernel and RTP headers,
19943 and use $WIND_BASE and $WIND_USR to locate them.
19945 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19947 * config/i386/i386.c (override_options): Put initialization of
19948 ix86_tune_mask and ix86_arch_mask to the correct place.
19950 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19951 Michael Meissner <michael.meissner@amd.com>
19954 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19955 (ARCHMASK): Define.
19956 (TARGET_CMOVE): Use ARCHMASK.
19957 (TARGET_CMPXCHG): Ditto.
19958 (TARGET_CMPXCHG8B): Ditto.
19959 (TARGET_XADD): Ditto.
19960 (TARGET_BSWAP): Ditto.
19961 * config/i386/i386.c (ix86_tune_mask): New global variable.
19962 (ix86_arch_mask): Ditto.
19963 (override_options): Initialize ix86_tune_mask and
19964 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19967 2007-03-02 Ben Elliston <bje@au.ibm.com>
19970 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19972 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19974 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19975 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19976 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19977 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19979 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19980 rs6000_init_dwarf_reg_sizes_extra): New.
19981 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19982 SPE register high parts.
19984 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19986 * Makefile.in: Add install-pdf target as
19987 copied from automake v1.10 rules.
19988 * configure.ac: Add install-pdf to target list.
19989 * configure: Regenerate.
19991 2007-03-01 Paul Brook <paul@codesourcery.com>
19993 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19994 modes to LDRD for DImode.
19995 (output_move_double): Fixup out of range ldrd/strd.
19996 (vfp_secondary_reload_class): Rename...
19997 (coproc_secondary_reload_class): ... to this. Add wb argument.
19998 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19999 coproc_secondary_reload_class for CLASS_IWMMXT.
20000 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
20001 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
20003 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
20005 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
20006 unroll factor by the estimated number of iterations.
20007 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
20008 than prefetch latency.
20010 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
20011 decode_caches_intel, detect_caches_intel): New functions.
20012 (host_detect_local_cpu): Use detect_caches_amd and
20013 detect_caches_intel.
20015 2007-03-01 Richard Henderson <rth@redhat.com>
20017 * expr.c (emit_move_complex_push): Export.
20018 (emit_move_complex_parts): Split out from ...
20019 (emit_move_complex): ... here.
20020 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
20021 * config/i386/i386.md (movcdi): New.
20023 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
20025 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
20026 size of mode1 to check for tieable modes in MMX case.
20028 2007-03-01 Richard Sandiford <richard@codesourcery.com>
20030 * Makefile.in (rtlanal.o): Depend on tree.h.
20031 * rtl.h (offset_within_section_p, split_const): Declare.
20032 * rtlanal.c: Include tree.h.
20033 (offset_within_block_p): New function, taken from
20034 mips_offset_within_object_p.
20035 (split_const): New function, taken from mips_split_const.
20036 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
20038 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
20039 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
20040 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
20041 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
20042 (m68k_illegitimate_symbolic_constant_p): New function.
20043 * config/m68k/m68k.md (movsi): Remove misleading predicates.
20044 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
20045 symbolic constant that might be outside the symbol's section,
20046 move the symbol first and then add the offset.
20047 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
20049 * config/mips/mips.c (mips_split_const): Delete.
20050 (mips_offset_within_object_p): Delete.
20051 (mips_symbolic_constant_p): Use offset_within_section_p and
20052 split_const instead of mips_offset_within_object_p and
20054 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
20055 (mips_legitimize_const_move, print_operand_reloc)
20056 (mips_dangerous_for_la25_p): Use split_const instead of
20059 2007-02-28 Eric Christopher <echristo@apple.com>
20061 * Makefile.in (install-include-dir): Don't rm -rf include.
20063 2007-02-28 Richard Guenther <rguenther@suse.de>
20065 PR middle-end/30364
20066 * fold-const.c (fold_binary): Do not associate expressions
20067 with more than one variable for integer types that do not wrap.
20069 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
20071 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
20072 Delete, and replace with...
20073 (fold_builtin_call_array): This. Update callers to use it.
20074 * fold-const.c (fold_build_call_list): Delete, and replace with...
20075 (fold_build_call_array): This.
20076 (fold_build_call_list_initializer): Delete, and replace with...
20077 (fold_build_call_array_initializer): This.
20078 * tree.h: Update declarations to reflect above changes.
20080 * c-typeck.c (build_function_call): Store converted arguments
20081 in a stack-allocated array instead of building a list.
20082 (convert_arguments): Store arguments in the array passed in as an
20083 argument, and return the actual number of arguments.
20084 * c-format.c: (check_function_format): Pass arguments in an
20085 array instead of a list.
20086 * c-common.c (check_function_nonnull): Likewise.
20087 (check_function_sentinel): Likewise.
20088 (check_function_arguments): Likewise.
20089 * c-common.h: Update declarations to reflect above changes.
20091 2007-02-28 Jan Hubicka <jh@suse.cz>
20093 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20094 PRED_NEGATIVE_RETURN): Update outcomes.
20096 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20098 * calls.c (emit_library_call_value_1): Handle partial registers
20099 correctly when building up CALL_INSN_FUNCTION_USAGE.
20101 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20103 * pa/predicates.md (move_src_operand): Allow zero for mode.
20104 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20107 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20110 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20111 *movv2df_internal): Enable pattern only for valid operand
20113 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20114 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20116 2007-02-27 Mike Stump <mrs@apple.com>
20118 * config/darwin-crt3.c: Avoid compilation when compiling for a
20121 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20123 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20125 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20126 for fixed headers and limits.h.
20127 (install-include-dir, install-headers-tar, install-headers-cpio,
20128 install-headers-cp, real-install-headers-tar,
20129 real-install-headers-cpio, real-install-headers-cp): Handle
20130 include-fixed as well as include.
20131 (install-mkheaders): Don't install files that go only in include
20133 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20134 from GCC_INCLUDE_DIR.
20135 * gcc.c (process_command): Remove special -BstageN/ handling.
20136 (do_spec_1): Add include-fixed directories.
20138 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20140 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20142 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20144 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20147 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20149 * c-common.c (get_priority): Add check for
20150 SUPPORTS_INIT_PRIORITY.
20152 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20154 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20156 * config/bfin/bfin.c: Include "cfglayout.h".
20157 (MAX_LSETUP_DISTANCE): New macro.
20158 (struct loop_info): New members incoming, incoming_src and
20159 incoming_dest. Delete member predecessor.
20160 (length_for_loop): New function.
20161 (bfin_optimize_loop): Handle more different loop structures.
20162 (bfin_discover_loop): Rework detection of predecessor blocks by
20163 examining incoming edges.
20164 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20166 (bfin_reorder_loops): New function.
20167 (bfin_reorg_loops): Use these three new functions.
20169 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20170 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20171 (CONSTRAINT_LEN): Add entry for 'q'.
20172 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20173 Add 'q' constraints.
20174 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20175 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20177 * config/bfin/bfin.md (add_with_carry): New pattern.
20178 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20179 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20180 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20181 support unsigned multiplies too. Removed incorrect commutativity from
20182 operand 1 constraint where appropriate.
20183 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20185 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20186 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20188 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20189 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20190 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20191 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20192 usmulhisi_hh_huh): New patterns.
20194 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20195 lshifthi3): Fix output template to use half reg for operand 2.
20197 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20200 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20202 2007-02-27 Andreas Schwab <schwab@suse.de>
20204 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20206 2007-02-27 Jan Hubicka <jh@suse.cz>
20208 * predict.c (last_basic_block_p): Remove.
20209 (tree_estimate_probability): Update return heuristic for commonized
20212 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20214 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20216 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20218 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20219 * doc/cpp.texi: Standardize title page.
20220 * doc/cppinternals.texi: Likewise.
20221 * doc/gcc.texi: Standardize title page, remove version number
20222 from copyright page.
20223 * doc/gccint.texi: Likewise.
20224 * doc/install.texi: Standardize title page, add table of
20227 2007-02-26 Jan Hubicka <jh@suse.cz>
20229 * predict.def: Set outcomes according to more recent results.
20230 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20231 Remove dead predictors.
20232 * predict.c (return_prediction): Fix pasto.
20234 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20236 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20237 change; avoid a memory leak when returning early.
20239 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20241 * c-decl.c (static_ctors): Move to c-common.c.
20242 (static_dtors): Likewise.
20243 (finish_function): Use c_record_cdtor_fn.
20244 (build_cdtor): Move to c-common.c.
20245 (c_write_global_declarations): Use c_build_cdtor_fns.
20246 * c-common.h (static_ctors): Declare.
20247 (static_dtors): Likewise.
20248 (c_record_cdtor_fn): Likewise.
20249 (c_build_cdtor_fns): Likewise.
20250 * c-common.c (static_ctors): New variable.
20251 (static_dtors): Likewise.
20252 (c_record_cdtor_fn): New function.
20253 (build_cdtor): Move from c-decl.c
20254 (c_build_cdtor_fns): New function.
20256 * output.h (assemble_addr_to_section): Declare.
20257 (get_cdtor_priority_section): Likewise.
20258 * varasm.c (assemble_addr_to_section): New function.
20259 (get_cdtor_priority_section): Likewise.
20260 (default_named_section_asm_out_destructor): Use them.
20261 (destor_dtor_section_asm_out_destructor): Likewise.
20262 (default_named_section_asm_out_constructor): Likewise.
20263 (default_ctor_section_asm_out_constructor): Likewise.
20264 * config.gcc (*-*-vxworks*): Include vxworks.o.
20265 * config/t-vxworks (vxworks.o): New target.
20266 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20267 (TARGET_ASM_CONSTRUCTOR): Define.
20268 (TARGET_ASM_DESTRUCTOR): Likewise.
20269 (vxworks_asm_out_constructor): Declare.
20270 (vxworks_asm_out_destructor): Likewise.
20272 * c-common.c (get_priority): Check that we have not just an
20273 INTEGER_CST, but an integer constant with integeral type.
20275 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20277 PR tree-optimization/30938
20278 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20279 use &dt[nargs-1] instead of &dt[nargs] in the call to
20280 vect_is_simple_use().
20282 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20284 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20285 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20286 Do not attempt to handle MEM inside auto-inc expressions.
20287 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20288 of a register modified by an auto-inc expression. However, do handle
20289 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20290 (elimination_effects): Prohibit elimination of a register modified
20291 by an auto-inc expression. Disable register elimination rules whose
20292 target register is modified by an auto-inc expression with variable
20295 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20297 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20299 (array_at_struct_end_p): New function.
20300 (idx_infer_loop_bounds): Use it.
20301 (estimate_numbers_of_iterations_loop): Export.
20302 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20303 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20304 (tree_estimate_probability): Call record_loop_exits.
20305 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20306 (estimated_loop_iterations, estimated_loop_iterations_int,
20307 estimated_loop_iterations_tree): New functions.
20308 (analyze_siv_subscript_cst_affine,
20309 compute_overlap_steps_for_affine_1_2,
20310 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20311 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20312 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20313 (PRED_LOOP_ITERATIONS_GUESSED): New.
20314 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20315 * cfgloop.h (estimate_numbers_of_iterations_loop,
20316 estimated_loop_iterations_int): Declare.
20318 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20320 * doc/extend.texi: Document optional priority argument to
20321 constructors and destructors.
20322 * tree.c (init_priority_for_decl): Adjust GTY markers.
20323 (init_ttree): Use priority-info hash functions for
20324 init_priority_for_decl.
20325 (tree_map_eq): Rename to ...
20326 (tree_map_base_eq): ... this.
20327 (tree_map_marked_p): Rename to ...
20328 (tree_map_base_marked_p): ... this.
20329 (tree_map_base_hash): New function.
20330 (decl_init_priority_lookup): Rework.
20331 (decl_fini_priority_lookup): New function.
20332 (decl_priority_info): New function.
20333 (decl_init_priority_insert): Use it.
20334 (decl_fini_priority_insert): Likewise.
20335 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20337 (decl_restrict_base_insert): Likewise.
20338 (decl_debug_expr_insert): Likewise.
20339 (decl_value_expr_lookup): Likewise.
20340 (decl_value_expr_insert): Likewise.
20341 * tree.h (priority_type): New type.
20342 (decl_init_priority_lookup): Use priority_type.
20343 (decl_fini_priority_lookup): New function.
20344 (decl_init_priority_insert): Use priority_type.
20345 (decl_fini_priority_insert): New function.
20346 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20347 (DECL_INIT_PRIORITY): Likewise.
20348 (SET_DECL_INIT_PRIORITY): Add comment.
20349 (DECL_FINI_PRIORITY): New macro.
20350 (SET_DECL_FINI_PRIORITY): Likewise.
20351 (DEFAULT_INIT_PRIORITY): Document.
20352 (MAX_INIT_PRIORITY): Likewise.
20353 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20354 (tree_map_base): New type.
20355 (tree_map_base_eq): New function.
20356 (tree_map_base_hash): Likewise.
20357 (tree_map_base_marked_p): Likewise.
20358 (tree_map): Inherit from tree_map_base.
20359 (tree_map_eq): Make it a macro.
20360 (tree_map_marked_p): Likewise.
20361 (tree_int_map): Inherit from tree_map_base.
20362 (tree_int_map_eq): Make it a macro.
20363 (tree_int_map_hash): Likewise.
20364 (tree_int_map_marked_p): Likewise.
20365 (tree_priority_map): New type.
20366 (tree_priority_map_eq): New macro.
20367 (tree_priority_map_hash): Likewise.
20368 (tree_priority_map_marked_p): Likewise.
20369 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20371 (emutls_common_1): Likewise.
20372 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20373 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20374 of tree_map hierarchy.
20375 * tree-cfg.c (move_stmt_r): Likewise.
20376 (new_label_mapper): Likewise.
20377 * c-tree.h (c_expand_body): Move to ...
20378 * c-common.h (c_expand_body): ... here.
20379 * c-decl.c (c_expand_body): Move to ...
20380 * c-common.c (c_expand_body): ... here.
20381 (c_common_attribute_table): Allow 1 argument for the constructor
20382 and destructor attributes.
20383 (get_priority): New function.
20384 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20385 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20387 2007-02-24 Jan Hubicka <jh@suse.cz>
20389 PR middle-end/30509
20390 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20391 copying for inlining.
20393 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20394 Jan Hubicka <jh@suse.cz>
20397 * i386.c (counter_mode): New function.
20398 (expand_set_or_movmem_via_loop): Use it.
20399 (expand_movmem_epilogue): Likewise; fix pasto.
20400 (ix86_expand_movmem): Do emit guard even for constant counts.
20401 (ix86_expand_setmem): Likewise.
20403 2007-02-25 Nick Clifton <nickc@redhat.com>
20405 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20406 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20408 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20411 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20412 count argument with 0x10, not with 0x16.
20413 (expand_setmem_epilogue): Ditto.
20415 2007-02-24 Mike Stump <mrs@apple.com>
20417 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20420 2007-02-24 Richard Guenther <rguenther@suse.de>
20422 PR middle-end/30951
20423 * fold-const.c (fold_binary): Fold x +- CST op x for
20424 EQ_EXPR and NE_EXPR.
20426 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20428 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20430 2007-02-24 Jan Hubicka <jh@suse.cz>
20432 * cgraphunit.c (decide_is_function_needed): Honor
20433 -fkeep-inline-functions.
20435 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20437 * builtins.c (fold_builtin_modf): New.
20438 (fold_builtin_2): Use it.
20440 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20442 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20443 (determine_max_iter): Take additional LOOP arg; all callers changed.
20444 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20445 one using simplifications.
20446 (simplify_using_initial_values): Return if the expression becomes
20447 invalid due to altered regs.
20449 2007-02-23 DJ Delorie <dj@redhat.com>
20451 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20453 2007-02-23 Mike Stump <mrs@apple.com>
20455 * tlink.c (scan_linker_output): Parse linker messages from
20456 darwin9's linker better.
20458 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20461 * varpool.c (varpool_assemble_pending_decls): Set
20462 varpool_last_needed_node to null.
20464 2007-02-23 DJ Delorie <dj@redhat.com>
20466 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20467 alignment bigger than the object file can handle.
20469 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20472 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20473 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20474 (*movsf_1): Penalize MMX moves.
20476 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20478 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20479 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20481 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20483 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20485 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20486 (fold_builtin_1): Use them.
20487 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20488 BUILT_IN_SIGNIFICAND.
20490 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20492 * config/i386/i386.c (bdesc_1arg): Initialize
20493 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20494 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20495 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20496 and IX86_BUILTIN_MOVSLDUP.
20498 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20500 PR rtl-optimization/30841
20501 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20503 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20505 * builtins.c (fold_builtin_frexp): New.
20506 (fold_builtin_2): Use it.
20508 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20510 * doc/invoke.texi (Spec Files): Document getenv spec function.
20512 * gcc.c (getenv_spec_function): New function.
20513 (static_spec_functions): Add it.
20514 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20515 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20518 2007-02-22 Michael Matz <matz@suse.de
20521 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20522 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20524 2007-02-22 Ian Lance Taylor <iant@google.com>
20527 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20528 (mem_loc_descriptor): Call it.
20530 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20531 Ira Rosen <irar@il.ibm.com>
20533 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20535 2007-02-22 Ira Rosen <irar@il.ibm.com>
20537 PR tree-optimization/30843
20538 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20539 stores only after all the group is vectorized.
20541 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20543 PR tree-optimization/30858
20544 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20545 in the reduction cycle have a single use in the loop.
20546 * tree-vectorizer.h (relevant): Add documentation.
20548 2007-02-20 Mike Stump <mrs@apple.com>
20550 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20551 * configure: Regenerate.
20553 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20555 Change the defaults of some parameters and options.
20556 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20557 * config/spu/spu.c (spu_optimization_options): Add.
20558 (spu_override_options): Change params in spu_optimization_options.
20559 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20561 Register 127 is only 16 byte aligned when used as a frame pointer.
20562 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20563 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20564 HARD_FRAME_POINTER_REGNUM.
20565 (spu_legitimate_address): Use regno_aligned_for_reload.
20566 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20567 aligned when frame_pointer_needed is true.
20568 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20570 * config/spu/spu.h (INIT_EXPANDERS): Define.
20572 Make sure shift and rotate instructions have valid immediate operands.
20573 * config/spu/predicates.md (spu_shift_operand): Remove.
20574 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20575 * config/spu/constraints.md (W, O): Extend range.
20576 * config/spu/spu.md (umask, nmask): Define.
20577 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20578 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20579 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20580 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20581 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20582 (lshr<mode>3_reg): Fix rtl description.
20584 Make sure mulhisi immediate operands are valid.
20585 * config/spu/predicates.md (imm_K_operand): Add.
20586 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20588 Generate constants using fsmbi and andi.
20589 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20590 (print_operand, spu_split_immediate, classify_immediate,
20591 fsmbi_const_p): Handle IC_FSMBI2.
20593 Correctly handle a CONST_VECTOR containing symbols.
20594 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20595 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20596 (immediate_load_p): Allow symbols that use 2 instructions to create.
20597 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20598 with symbols when flag_pic is set.
20599 (const_vector_immediate_p): New.
20600 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20601 accept a CONST_VECTOR with symbols.
20602 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20603 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20605 * config/spu/spu.md (high, low): Delete.
20606 (low_<mode>): Define.
20608 Remove INTRmode and INTR_REGNUM, which didn't work.
20609 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20611 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20612 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20613 peephole2 pattern): Don't use INTR or 131.
20614 (movintrcc): Delete.
20615 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20616 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20617 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20618 (UNSPEC_SET_INTR): Add.
20619 * config/spu/spu-modes.def (INTR): Remove.
20621 More accurate warnings about run-time relocations.
20622 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20624 Correctly warn about immediate arguments to specific intrinsics.
20625 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20626 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20627 the instruction predicate.
20629 Fix tree check errors with latest update.
20630 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20632 (spu_expand_builtin): Use CALL_EXPR_FN.
20634 Add missing specific intrinsics.
20635 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20637 * config/spu/spu_internals.h: Ditto.
20639 Fix incorrect operand modifiers.
20640 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20641 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20643 Optimize one case of zero_extend of a vec_select.
20644 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20646 Accept any immediate for hbr.
20647 * config/spu/spu.md (hbr): Change s constraints to i.
20649 2007-02-21 Paul Brook <paul@codesourcery.com>
20651 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20652 condexec_count when skipping USE and CLOBBER.
20654 2007-02-21 Nick Clifton <nickc@redhat.com>
20656 * common.opt (Warray-bounds): Add Warning attribute.
20657 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20659 (fsized-zeroes): Add Optimization attribute.
20660 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20661 * c.opt (Wc++0x-compat): Add Warning attribute.
20663 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20665 PR middle-end/30761
20666 * reload1.c (eliminate_regs_in_insn): In the single_set special
20667 case, attempt to re-recognize the insn before falling back to
20668 having reload fix it up.
20670 2007-02-20 Eric Christopher <echristo@gmail.com>
20672 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20673 Rewrite accordingly.
20674 (frv_read_iacc_argument): Ditto.
20675 (frv_expand_set_builtin): Take a call instead of arglist, update for
20677 (frv_expand_unop_builtin): Ditto.
20678 (frv_expand_binop_builtin): Ditto.
20679 (frv_expand_cut_builtin): Ditto.
20680 (frv_expand_binopimm_builtin): Ditto.
20681 (frv_expand_voidbinop_builtin): Ditto.
20682 (frv_expand_int_void2arg): Ditto.
20683 (frv_expand_prefetches): Ditto.
20684 (frv_expand_voidtriop_builtin): Ditto.
20685 (frv_expand_voidaccop_builtin): Ditto.
20686 (frv_expand_load_builtin): Ditto.
20687 (frv_expand_store_builtin): Ditto.
20688 (frv_expand_mdpackh_builtin): Ditto.
20689 (frv_expand_mclracc_builtin): Ditto.
20690 (frv_expand_mrdacc_builtin): Ditto.
20691 (frv_expand_mwtacc_builtin): Ditto.
20692 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20695 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20697 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20698 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20700 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20701 point instructions.
20702 * configure: Regenerate.
20703 * config.in: Regenerate.
20704 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20705 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20706 masks to power6 and power6x and to POWERPC_MASKS.
20707 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20709 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20710 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20711 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20712 Access PROTOTYPE as variable, not mask.
20714 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20716 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20717 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20718 * combine.c (adjust_for_new_dest): Use it.
20719 * postreload.c (reload_combine): Likewise.
20721 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20723 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20724 notes on an insn with multiple sets, even if single_set returns
20725 non-NULL for that insn.
20727 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20729 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20730 scalbn and scalbln.
20732 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20734 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20735 if user didn't pass it.
20736 * config/i386/darwin.h (CC1_SPEC): Likewise.
20737 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20738 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20739 -mmacosx-version-min.
20741 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20742 Uros Bizjak <ubizjak@gmail.com>
20744 * optabs.h (enum optab_index): Add new OTI_scalb.
20745 (scalb_optab): Define corresponding macro.
20746 * optabs.c (init_optabs): Initialize scalb_optab.
20747 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20749 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20750 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20751 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20752 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20753 flag_unsafe_math_optimizations is set.
20755 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20756 to implement scalbf, scalb and scalbl built-ins as inline x87
20759 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20760 DJ Delorie <dj@redhat.com>
20763 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20764 (diagnostic_report_diagnostic): ... here, and turn them into real
20765 errors. If warnings are inhibited, no need to do anything.
20767 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20769 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20770 better code generation.
20772 2007-02-20 Ben Elliston <bje@au.ibm.com>
20774 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20776 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20778 * config/alpha/alpha.c, config/alpha/alpha.md,
20779 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20780 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20781 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20782 config/arm/lib1funcs.asm: Follow spelling conventions.
20784 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20785 config/fr30/fr30.md, config/i386/i386.h,
20786 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20787 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20788 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20789 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20790 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20791 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20792 config/sparc/sparc.c, config/sparc/sparc.h,
20793 config/sparc/sparc.md, config/spu/constraints.md,
20794 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20797 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20800 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20803 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20805 * doc/invoke.texi (-ftree-lrs): Remove.
20807 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20809 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20812 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20814 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20815 new CALL_EXPR_FN macro for retrieving the function
20816 declaration of the input expression.
20818 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20820 * c.opt (Waddress): New.
20821 * common.opt (Walways-true): Delete.
20822 (Wstring-literal-comparison): Delete.
20823 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20824 -Wstring-literal-comparison. Add -Waddress.
20826 (Walways-true): Delete.
20827 (Wstring-literal-comparison): Delete.
20828 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20829 consistently instead of -Walways-true in example.
20830 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20831 * c-typeck.c (parser_build_binary_op): Replace
20832 -Wstring-literal-comparison and -Walways-true with -Waddress.
20833 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20836 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20838 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20839 without DECL_STRUCT_FUNCTION initialized.
20841 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20843 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20844 due to calls to functions taking pointers as parameters.
20846 2007-02-19 Richard Henderson <rth@redhat.com>
20849 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20852 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20854 * config/s390/s390.c (s390_call_saved_register_used,
20855 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20856 accessed to the new scheme.
20858 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20860 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20861 (cris_print_index, cris_print_operand, cris_print_operand_address)
20862 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20863 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20864 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20865 GET_CODE () == xxx.
20866 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20867 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20868 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20869 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20870 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20871 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20872 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20873 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20874 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20875 (uminsi3, call, call_value): Ditto.
20876 (define_split: indir_to_reg_split, unnamed): Ditto.
20878 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20880 PR tree-optimization/30975
20881 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20884 2007-02-18 Eric Christopher <echristo@gmail.com>
20886 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20887 Remove use of arglist.
20888 (mips_expand_builtin): Remove use of arglist, pass in expr.
20889 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20890 (mips_expand_builtin_movtf): Ditto.
20891 (mips_expand_builtin_compare): Ditto.
20893 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20895 * tree-sra.c (sra_build_assignment): Replace assertion
20896 checking with a comment explaining why it can't be done.
20898 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20900 PR middle-end/30833
20901 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20902 during CALL_EXPR representation conversion.
20903 * tree-ssa-propagate.c (set_rhs): Likewise.
20905 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20907 * tree-sra.c (sra_build_assignment): Disable assertion checking
20910 2007-02-18 Roger Sayle <roger@eyesopen.com>
20912 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20913 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20914 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20916 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20917 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20918 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20919 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20920 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20921 force_gimple_operand): Likewise.
20922 * ipa-cp.c (constant_val_insert): Likewise.
20923 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20924 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20925 perfect_nestify): Likewise.
20926 * langhooks.c (lhd_omp_assignment): Likewise.
20927 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20928 lower_copyprivate_clauses, lower_send_clauses,
20929 lower_send_shared_vars, expand_parallel_call,
20930 expand_omp_for_generic, expand_omp_for_static_nochunk,
20931 expand_omp_for_static_chunk, expand_omp_sections,
20932 lower_omp_single_copy, lower_omp_for_lastprivate,
20933 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20934 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20935 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20938 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20940 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20941 config/sh/sh.md: Follow spelling conventions.
20943 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20944 config/frv/predicates.md: Follow spelling conventions.
20946 * config/m68k/linux-unwind.h: Fix a comment typo.
20947 * target.h: Follow spelling conventions.
20949 2007-02-18 Roger Sayle <roger@eyesopen.com>
20951 PR rtl-optimization/28173
20952 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20953 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20954 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20955 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20956 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20958 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20960 * builtins.c (fold_builtin_load_exponent): New.
20961 (fold_builtin_2): Use it.
20963 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20965 PR rtl-optimization/30773
20966 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20967 if we fail to attach a REG_EQUIV note.
20969 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20970 Roger Sayle <roger@eyesopen.com>
20972 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20974 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20976 * calls.c (initialize_argument_information): Pass original EXP
20977 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20978 code to split complex arguments here, as part of initializing the
20980 (expand_call): Remove code that builds a list of arguments and
20981 inserts implicit arguments into it. Instead, just count how many
20982 implicit arguments there will be so we can determine the size of
20983 the ARGS array, and let initialize_argument_information do the work.
20984 (split_complex_values): Delete unused function.
20986 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20988 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20990 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20992 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20993 for arg pointer based indexed addressing.
20995 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20997 * config/ia64/ia64.h, config/ia64/ia64.md,
20998 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20999 spelling conventions.
21001 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21003 * config/m68k/m68k.c (split_di): New.
21004 * config/m68k/m68k-protos.h: Declare split_di.
21005 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
21006 Improve predicate handling and split constant shifts.
21008 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21010 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
21011 parameter for register bitfield operations, general predicates
21014 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21016 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
21017 * config/m68k/linux-unwind.h: New file.
21019 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21021 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
21022 config/i386/athlon.md, config/ia64/ia64.md,
21023 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
21024 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
21025 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
21026 tree-ssa-loop-niter.c, tree-vect-analyze.c,
21027 tree-vect-transform.c: Fix comment typos.
21029 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
21031 * sched-deps.c (find_insn_list): Remove.
21032 * sched-int.h: Remove the prototype for find_insn_list.
21034 2007-02-16 Geoffrey Keating <geoffk@apple.com>
21036 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
21038 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
21039 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
21040 darwin_rs6000_override_options.
21041 (C_COMMON_OVERRIDE_OPTIONS): Expect
21042 darwin_macosx_version_min to be non-NULL always.
21043 (TARGET_C99_FUNCTIONS): Likewise.
21044 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
21045 (DARWIN_MINVERSION_SPEC): New.
21046 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
21047 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
21049 (DARWIN_MINVERSION_SPEC): New.
21050 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
21052 * config/darwin-c.c (darwin_cpp_builtins): Expect
21053 darwin_macosx_version_min to be non-NULL always.
21055 * config/rs6000/rs6000.c: Clean up trailing whitespace.
21057 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
21059 * config/i386/i386.h (x86_use_xchgb): New.
21060 (TARGET_USE_XCHGB): New macro.
21061 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
21062 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
21063 Split after reload into bswaphi for shifts of 8.
21064 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
21065 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
21066 or when optimizing for size.
21068 2007-02-16 Richard Guenther <rguenther@suse.de>
21069 Christian Bruel <christian.bruel@st.com>
21071 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
21072 DECLs but prefer SSA_NAMEs over DECLs.
21074 2007-02-16 Richard Guenther <rguenther@suse.de>
21076 * tree-flow-inline.h (single_imm_use_p): Remove.
21077 (zero_imm_uses_p): Likewise.
21078 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
21079 instead of single_imm_use_p.
21080 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
21083 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21086 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21087 nested double- and backquotes.
21089 2007-02-15 Roger Sayle <roger@eyesopen.com>
21091 PR middle-end/30391
21092 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21093 should be unreachable.
21094 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21095 For the time being redirect GIMPLE_MODIFY_STMT to the new
21096 (renamed) build_gimple_modify_stmt_stat.
21097 (build2_gimple_stat): Rename to...
21098 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21099 Always build a GIMPLE_MODIFY_STMT node.
21100 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21101 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21104 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21105 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21106 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21107 expand_complex_div_wide): Likewise.
21108 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21109 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21110 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21111 * tree-ssa-loop-manip.c (create_iv): Likewise.
21112 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21113 abs_replacement): Likewise.
21114 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21115 realify_fake_stores): Likewise.
21117 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21118 node rather than a GIMPLE_MODIFY_STMT node.
21119 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21120 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21122 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21123 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21124 GIMPLE_MODIFY_STMT.
21126 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21128 PR middle-end/30433
21129 * fold-const.c (fold_comparison): Add back the
21130 folding of constant complex comparisions.
21132 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21134 PR middle-end/30729
21135 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21136 effects unknown to this function, return early.
21138 2007-02-15 Ian Lance Taylor <iant@google.com>
21140 * lower-subreg.c (move_eh_region_note): New static function.
21141 (resolve_simple_move): Call it.
21142 (decompose_multiword_subregs): Track blocks for which we resolve a
21143 simple move which is also a control flow insn. Pass them to
21144 find_many_sub_basic_blocks.
21145 (pass_lower_subreg): Add TODO_verify_flow.
21146 (pass_lower_subreg2): Likewise.
21148 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21149 Brooks Moses <brooks.moses@codesourcery.com>
21150 Lee Millward <lee.millward@codesourcery.com>
21152 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21153 (VL_EXP_CLASS_P): New.
21154 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21156 (TREE_OPERAND_CHECK_CODE): Likewise.
21157 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21158 (TREE_RTL_OPERAND_CHECK): Likewise.
21159 (tree_operand_check_failed): Make second parameter the whole tree
21160 instead of its code. Fixed callers.
21161 (VL_EXP_CHECK): New.
21162 (TREE_OPERAND_LENGTH): New.
21163 (VL_EXP_OPERAND_LENGTH): New.
21164 (CALL_EXPR_FN): New.
21165 (CALL_EXPR_STATIC_CHAIN): New.
21166 (CALL_EXPR_ARGS): New.
21167 (CALL_EXPR_ARG): New.
21168 (call_expr_nargs): New.
21169 (CALL_EXPR_ARGP): New.
21170 (build_nt_call_list): Declare.
21171 (build_vl_exp_stat): Declare.
21172 (build_vl_exp): New.
21173 (build_call_list): Declare.
21174 (build_call_nary): Declare.
21175 (build_call_valist): Declare.
21176 (build_call_array): Declare.
21177 (call_expr_arg): Declare.
21178 (call_expr_argp): Declare.
21179 (call_expr_arglist): Declare.
21180 (fold_build_call_list): Declare.
21181 (fold_build_call_list_initializer): Declare.
21182 (fold_call_expr): Declare to replace fold_builtin.
21183 (fold_builtin_fputs): Update to agree with modified definition.
21184 (fold_builtin_strcpy): Likewise.
21185 (fold_builtin_strncpy): Likewise.
21186 (fold_builtin_memory_chk): Likewise.
21187 (fold_builtin_stxcpy_chk): Likewise.
21188 (fold_builtin_strncpy_chk): Likewise.
21189 (fold_builtin_next_arg): Likewise.
21190 (fold_build_call_expr): Declare.
21191 (fold_builtin_call_list): Declare.
21192 (fold_builtin_call_valist): Declare.
21193 (build_call_expr): Declare.
21194 (validate_arglist): Update to agree with modified definition.
21195 (tree_operand_length): New.
21196 (call_expr_arg_iterator): New.
21197 (init_call_expr_arg_iterator): New.
21198 (next_call_expr_arg): New.
21199 (first_call_expr_arg): New.
21200 (more_call_expr_args_p): New.
21201 (FOR_EACH_CALL_EXPR_ARG): New.
21203 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21204 and tcc_gimple_stmt.
21205 (tree_code_size): Update documentation. Use sizeof (tree) rather
21206 than sizeof (char *).
21207 (tree_size): Likewise. Add case for tcc_vl_exp.
21208 (tree_node_structure): Add case for tcc_vl_exp.
21209 (contains_placeholder_p): Likewise.
21210 (substitute_in_expr): Likewise.
21211 (substitute_placeholder_in_expr): Likewise.
21212 (stabilize_reference_1): Likewise.
21213 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21214 to diagnose breakage of this interface for constructing CALL_EXPRs.
21215 (build_nt): Add similar assertion here.
21216 (build_nt_call_list): New.
21217 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21218 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21220 (get_callee_fndecl): Use new CALL_EXPR accessors.
21221 (tree_operand_check_failed): Change parameters to pass entire node
21222 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21223 (process_call_operands): New.
21224 (build_vl_exp_stat): New.
21225 (build_call_list): New.
21226 (build_call_nary): New.
21227 (build_call_valist): New.
21228 (build_call_array): New.
21229 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21230 (call_expr_arglist): New.
21232 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21233 tcc_vl_exp instead of a fixed-size tcc_expression.
21235 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21236 accessors for CALL_EXPRs.
21237 (AGGR_INIT_EXPR): Likewise.
21239 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21240 Brooks Moses <brooks.moses@codesourcery.com>
21241 Lee Millward <lee.millward@codesourcery.com>
21243 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21244 (expand_builtin_nonlocal_goto): Change parameter to be entire
21245 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21246 (expand_builtin_prefetch): Likewise.
21247 (expand_builtin_classify_type): Likewise.
21248 (mathfn_built_in): Return NULL_TREE instead of 0.
21249 (expand_errno_check): Use new CALL_EXPR accessors.
21250 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21251 Return NULL_RTX instead of 0.
21252 (expand_builtin_mathfn_2): Likewise.
21253 (expand_builtin_mathfn_3): Likewise.
21254 (expand_builtin_interclass_mathfn): Likewise.
21255 (expand_builtin_sincos): Likewise.
21256 (expand_builtin_cexpi): Likewise.
21257 (expand_builtin_int_roundingfn): Likewise.
21258 (expand_builtin_int_roundingfn_2): Likewise.
21259 (expand_builtin_pow): Likewise.
21260 (expand_builtin_powi): Likewise.
21261 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21262 of arglist, fixing callers appropriately. Use new CALL_EXPR
21263 accessors and constructors. Return NULL_RTX instead of 0.
21264 (expand_builtin_strstr): Likewise.
21265 (expand_builtin_strchr): Likewise.
21266 (expand_builtin_strrchr): Likewise.
21267 (expand_builtin_strpbrk): Likewise.
21268 (expand_builtin_memcpy): Likewise.
21269 (expand_builtin_mempcpy): Likewise.
21270 (expand_builtin_mempcpy_args): New.
21271 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21272 (expand_builtin_memmove_args): New.
21273 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21274 (expand_movstr): Likewise.
21275 (expand_builtin_strcpy): Likewise.
21276 (expand_builtin_strcpy_args): New.
21277 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21278 (expand_builtin_strncpy): Likewise.
21279 (expand_builtin_memset): Likewise.
21280 (expand_builtin_memset_args): New.
21281 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21282 (expand_builtin_memcmp): Likewise.
21283 (expand_builtin_strcmp): Likewise.
21284 (expand_builtin_strncmp): Likewise.
21285 (expand_builtin_strcat): Likewise.
21286 (expand_builtin_strncat): Likewise.
21287 (expand_builtin_strspn): Likewise.
21288 (expand_builtin_strcspn): Likewise.
21289 (expand_builtin_args_info): Likewise.
21290 (expand_builtin_va_start): Likewise.
21291 (gimplify_va_arg_expr): Likewise.
21292 (expand_builtin_va_end): Likewise.
21293 (expand_builtin_va_copy): Likewise.
21294 (expand_builtin_frame_address): Likewise.
21295 (expand_builtin_alloca): Likewise.
21296 (expand_builtin_bswap): Likewise.
21297 (expand_builtin_unop): Likewise.
21298 (expand_builtin_fputs): Likewise.
21299 (expand_builtin_expect): Likewise.
21300 (expand_builtin_fabs): Likewise.
21301 (expand_builtin_copysign): Likewise.
21302 (expand_builtin_printf): Likewise.
21303 (expand_builtin_fprintf): Likewise.
21304 (expand_builtin_sprintf): Likewise.
21305 (expand_builtin_init_trampoline): Likewise.
21306 (expand_builtin_signbit): Likewise.
21307 (expand_builtin_fork_or_exec): Likewise.
21308 (expand_builtin_sync_operation): Likewise.
21309 (expand_builtin_compare_and_swap): Likewise.
21310 (expand_builtin_lock_test_and_set): Likewise.
21311 (expand_builtin_lock_release): Likewise.
21312 (expand_builtin): Likewise.
21313 (builtin_mathfn_code): Likewise.
21315 (fold_builtin_constant_p): Pass call arguments individually instead
21316 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21317 accessors and constructors. Return NULL_TREE instead of 0.
21318 (fold_builtin_expect): Likewise.
21319 (fold_builtin_classify_type): Likewise.
21320 (fold_builtin_strlen): Likewise.
21321 (fold_builtin_nan): Likewise.
21322 (integer_valued_real_p): Likewise.
21323 (fold_trunc_transparent_mathfn): Likewise.
21324 (fold_fixed_mathfn): Likewise.
21325 (fold_builtin_cabs): Likewise.
21326 (fold_builtin_sqrt): Likewise.
21327 (fold_builtin_cbrt): Likewise.
21328 (fold_builtin_cos): Likewise.
21329 (fold_builtin_cosh): Likewise.
21330 (fold_builtin_tan): Likewise.
21331 (fold_builtin_sincos): Likewise.
21332 (fold_builtin_cexp): Likewise.
21333 (fold_builtin_trunc): Likewise.
21334 (fold_builtin_floor): Likewise.
21335 (fold_builtin_ceil): Likewise.
21336 (fold_builtin_round): Likewise.
21337 (fold_builtin_int_roundingfn): Likewise.
21338 (fold_builtin_bitop): Likewise.
21339 (fold_builtin_bswap): Likewise.
21340 (fold_builtin_logarithm): Likewise.
21341 (fold_builtin_hypot): Likewise.
21342 (fold_builtin_pow): Likewise.
21343 (fold_builtin_powi): Likewise.
21344 (fold_builtin_exponent): Likewise.
21345 (fold_builtin_memset): Likewise.
21346 (fold_builtin_bzero): Likewise.
21347 (fold_builtin_memory_op): Likewise.
21348 (fold_builtin_bcopy): Deleted; call site changed to invoke
21349 fold_builtin_memory_op directly.
21350 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21351 (fold_builtin_strncpy): Likewise.
21352 (fold_builtin_memcmp): Likewise.
21353 (fold_builtin_strcmp): Likewise.
21354 (fold_builtin_strncmp): Likewise.
21355 (fold_builtin_signbit): Likewise.
21356 (fold_builtin_copysign): Likewise.
21357 (fold_builtin_isascii): Likewise.
21358 (fold_builtin_toascii): Likewise.
21359 (fold_builtin_isdigit): Likewise.
21360 (fold_builtin_fabs): Likewise.
21361 (fold_builtin_abs): Likewise.
21362 (fold_builtin_fmin_fmax): Likewise.
21363 (fold_builtin_carg): Likewise.
21364 (fold_builtin_classify): Likewise.
21365 (fold_builtin_unordered_cmp): Likewise.
21367 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21368 New functions split out from fold_builtin_1.
21369 (fold_builtin_n): New.
21370 (fold_builtin_varargs): New.
21371 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21373 (fold_call_expr): New.
21374 (build_function_call_expr): Rewrite to use new helper function.
21375 (fold_builtin_call_list): New.
21376 (build_call_expr): New.
21377 (fold_builtin_call_valist): New.
21378 (rewrite_call_expr): New.
21379 (validate_arg): New.
21380 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21381 of an arglist. Change return type to bool. Use new CALL_EXPR
21384 (fold_builtin_strstr): Pass call arguments individually instead
21385 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21386 accessors and constructors. Return NULL_TREE instead of 0.
21387 (fold_builtin_strchr): Likewise.
21388 (fold_builtin_strrchr): Likewise.
21389 (fold_builtin_strpbrk): Likewise.
21390 (fold_builtin_strcat): Likewise.
21391 (fold_builtin_strncat): Likewise.
21392 (fold_builtin_strspn): Likewise.
21393 (fold_builtin_strcspn): Likewise.
21394 (fold_builtin_fputs): Likewise.
21395 (fold_builtin_next_arg): Likewise.
21396 (fold_builtin_sprintf): Likewise.
21398 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21399 NULL_RTX instead of 0.
21400 (expand_builtin_memory_chk): Likewise.
21401 (maybe_emit_chk_warning): Likewise.
21402 (maybe_emit_sprintf_chk_warning): Likewise.
21404 (fold_builtin_object_size): Pass call arguments individually instead
21405 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21406 accessors and constructors. Return NULL_TREE instead of 0.
21407 (fold_builtin_memory_chk): Likewise.
21408 (fold_builtin_stxcpy_chk): Likewise.
21409 (fold_builtin_strncpy_chk): Likewise.
21410 (fold_builtin_strcat_chk): Likewise.
21411 (fold_builtin_strcat_chk): Likewise.
21412 (fold_builtin_strncat_chk): Likewise.
21413 (fold_builtin_sprintf_chk): Likewise.
21414 (fold_builtin_snprintf_chk): Likewise.
21415 (fold_builtin_printf): Likewise.
21416 (fold_builtin_vprintf): Likewise.
21418 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21420 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21421 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21422 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21423 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21424 (fold_unary): Likewise.
21425 (fold_binary): Likewise.
21426 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21427 ternary expressions.
21428 (fold): Add logic for tcc_vl_exp.
21429 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21430 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21431 (fold_build3_stat): Add assertion to flag broken interface for
21432 constructing CALL_EXPRs.
21433 (fold_build_call_list): New.
21434 (fold_build_call_list_initializer): New.
21435 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21437 (fold_strip_sign_ops): Likewise.
21439 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21440 Brooks Moses <brooks.moses@codesourcery.com>
21441 Lee Millward <lee.millward@codesourcery.com>
21443 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21444 accessors and dump arguments explicitly.
21446 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21448 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21450 (print_call_name): Use new CALL_EXPR accessors.
21452 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21453 CALL_EXPR arguments explicitly instead of as a list. Use
21454 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21456 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21457 (vrp_visit_stmt): Likewise.
21459 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21460 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21462 (force_move_till_expr): Likewise.
21464 * targhooks.c (default_external_stack_protect_fail): Use
21465 build_call_expr instead of build_function_call_expr.
21466 (default_hidden_stack_protect_fail): Likewise.
21468 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21471 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21472 and walk arguments explicitly.
21474 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21475 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21476 (expand_simple_operations): Likewise.
21477 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21479 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21480 of TREE_CODE_LENGTH.
21481 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21483 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21484 instead of TREE_CODE_LENGTH.
21486 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21487 (tree_ic_transform): Likewise.
21488 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21489 parameter instead of arglist. Fix callers.
21490 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21491 (tree_stringops_transform): Likewise.
21492 (tree_indirect_call_to_profile): Likewise.
21493 (tree_stringops_values_to_profile): Likewise.
21495 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21496 (eliminate_tail_call): Likewise.
21498 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21500 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21501 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21503 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21505 * omp-low.c (build_omp_barrier): Use build_call_expr.
21506 (lower_rec_input_clauses): Likewise.
21507 (lower_reduction_clauses): Likewise.
21508 (expand_parallel_call): Likewise.
21509 (maybe_catch_exception): Likewise.
21510 (expand_omp_for_generic): Likewise.
21511 (expand_omp_for_static_nochunk): Likewise.
21512 (expand_omp_sections): Likewise.
21513 (lower_omp_single_simple): Likewise.
21514 (lower_omp_single_copy): Likewise.
21515 (lower_omp_master): Likewise.
21516 (lower_omp_ordered): Likewise.
21517 (lower_omp_critical): Likewise.
21519 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21520 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21522 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21523 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21524 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21526 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21527 and generalize to handle any number of operands.
21528 (chrec_contains_undetermined): Likewise.
21529 (tree_contains_chrecs): Likewise.
21530 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21532 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21534 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21535 fold_call_expr instead of fold_builtin.
21536 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21537 match declarations there.
21538 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21541 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21542 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21544 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21545 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21547 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21550 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21551 (execute_cse_sincos): Use new CALL_EXPR accessors.
21553 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21555 * gimple-low.c (lower_function_body): Use build_call_expr.
21556 (lower_builtin_setjmp): Likewise.
21558 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21559 (set_storage_via_libcall): Likewise.
21560 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21561 instead of TREE_CODE_LENGTH.
21562 (expand_expr_real_1): Use new CALL_EXPR accessors.
21564 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21565 generalize to handle any number of operands.
21566 (TB_parent_eq): Likewise.
21568 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21569 (strip_builtin_expect): Likewise.
21571 * function.c (gimplify_parameters): Use build_call_expr.
21573 * tree-vectorizer.c (vect_is_simple_reduction): Use
21574 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21576 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21577 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21579 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21582 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21583 (gimplify_decl_expr): Likewise.
21584 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21585 Use new CALL_EXPR iterators.
21586 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21587 (gimplify_modify_expr_to_memset): Likewise.
21588 (gimplify_variable_sized_compare): Likewise.
21589 (gimplify_omp_atomic_fetch_op): Likewise.
21590 (gimplify_omp_atomic_pipeline): Likewise.
21591 (gimplify_omp_atomic_mutex): Likewise.
21592 (gimplify_function_tree): Likewise.
21594 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21595 (call_expr_flags): Likewise.
21596 (expand_call): Likewise.
21598 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21599 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21602 * coverage.c (create_coverage): Use build_call_expr.
21604 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21605 (temp_call_expr_obstack): New.
21606 (pool_copy_list): Delete.
21607 (temp_copy_call_expr): New.
21608 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21609 CALL_EXPR accessors. Get rid of special goo for copying argument
21610 lists and use temp_copy_call_expr instead.
21611 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21612 CALL_EXPR accessors.
21613 (create_expression_by_pieces): Likewise. Use build_call_array
21614 to construct the result instead of fold_build3.
21615 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21616 dealing with argument lists.
21617 (init_pre): Remove references to expression_node_pool and
21618 list_node_pool. Init temp_call_expr_obstack instead.
21619 (fini_pre): Remove references to expression_node_pool and
21622 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21623 and walk arguments explicitly instead of as a list.
21625 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21626 (mx_register_decls): Likewise.
21627 (mudflap_register_call): Likewise.
21628 (mudflap_finish_file): Likewise.
21630 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21631 (ipa_callsite_compute_param): Likewise.
21633 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21634 accessors and constructor.
21636 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21637 accessors and constructor.
21638 (convert_tramp_reference): Likewise.
21639 (convert_call_expr): Likewise.
21640 (finalize_nesting_tree_1): Likewise.
21642 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21645 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21647 * tree-inline.c (initialize_inlined_parameters): Pass entire
21648 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21650 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21651 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21653 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21654 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21655 (vectorizable_reduction): Likewise.
21656 (vectorizable_call): Use new CALL_EXPR iterators.
21657 (vectorizable_conversion): Use build_call_expr.
21658 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21659 (vect_gen_widened_results_half): Use build_call_expr.
21660 (vect_setup_realignment): Likewise.
21661 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21663 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21664 (pass_through_call): Likewise.
21665 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21668 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21669 (tree_gen_pow2_profiler): Likewise.
21670 (tree_gen_one_value_profiler): Likewise.
21671 (tree_gen_ic_func_profiler): Likewise.
21672 (tree_gen_average_profiler): Likewise.
21673 (tree_gen_ior_profiler): Likewise.
21675 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21676 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21677 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21679 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21680 of TREE_CODE_LENGTH.
21682 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21683 of TREE_CODE_LENGTH.
21685 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21687 (convert_to_integer): Likewise.
21689 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21692 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21693 Brooks Moses <brooks.moses@codesourcery.com>
21694 Lee Millward <lee.millward@codesourcery.com>
21696 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21698 * config/frv/frv.c (frv_expand_builtin): Likewise.
21699 * config/s390/s390.c (s390_expand_builtin): Likewise.
21701 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21702 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21704 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21705 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21706 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21707 (ix86_expand_store_builtin): Likewise.
21708 (ix86_expand_unop_builtin): Likewise.
21709 (ix86_expand_unop1_builtin): Likewise.
21710 (ix86_expand_sse_compare): Likewise.
21711 (ix86_expand_sse_comi): Likewise.
21712 (ix86_expand_vec_init_builtin): Likewise.
21713 (ix86_expand_vec_ext_builtin): Likewise.
21714 (ix86_expand_vec_set_builtin): Likewise.
21715 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21717 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21718 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21720 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21721 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21722 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21724 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21726 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21727 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21728 arglist. Use new CALL_EXPR accessors. Fix callers.
21729 (altivec_expand_abs_builtin): Likewise.
21730 (rs6000_expand_binop_builtin): Likewise.
21731 (altivec_expand_predicate_builtin): Likewise.
21732 (altivec_expand_lv_builtin): Likewise.
21733 (spe_expand_stv_builtin): Likewise.
21734 (altivec_expand_stv_builtin): Likewise.
21735 (rs6000_expand_ternop_builtin): Likewise.
21736 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21737 (altivec_expand_st_builtin): Likewise.
21738 (altivec_expand_dst_builtin): Likewise.
21739 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21740 arglist. Use new CALL_EXPR accessors. Fix callers.
21741 (altivec_expand_vec_set_builtin): Likewise.
21742 (altivec_expand_vec_ext_builtin): Likewise.
21743 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21744 (spe_expand_builtin): Likewise.
21745 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21746 arglist. Use new CALL_EXPR accessors. Fix callers.
21747 (spe_expand_evsel_builtin): Likewise.
21748 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21749 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21751 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21752 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21753 (arm_expand_unop_builtin): Likewise.
21754 (arm_expand_builtin): Use new CALL_EXPR accessors.
21756 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21759 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21760 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21762 (bfin_expand_unop_builtin): Likewise.
21763 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21765 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21766 Brooks Moses <brooks.moses@codesourcery.com>
21767 Lee Millward <lee.millward@codesourcery.com>
21769 * c-semantics.c (build_stmt): Add internal diagnostic check.
21771 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21772 accessors. Print arguments explicitly instead of as a list.
21774 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21776 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21777 (c_finish_omp_flish): Likewise.
21779 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21780 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21781 instead of TREE_CODE_LENGTH.
21782 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21783 (c_warn_unused_result): Likewise.
21785 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21788 * doc/invoke.texi (Warning Options): Remove
21789 -Werror-implicit-function-declaration.
21790 (Wimplicit-function-declaration): Update description.
21791 * opts.c (common_handle_option): Move handling of -Werror=* to...
21792 (enable_warning_as_error): ...here.
21793 * opts.h (enable_warning_as_error): Declare.
21794 * c-decl.c (implicit_decl_warning): Unless
21795 -Wno-implicit-function-declaration is given, emit a pedwarn if
21796 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21797 * c.opt (Wimplicit-function-declaration): Replace
21798 mesg_implicit_function_declaration with
21799 warn_implicit_function_declaration.
21800 * c-opts.c (c_common_handle_option):
21801 -Werror-implicit-function-declaration is exactly equal as
21802 -Werror=implicit-function-declaration.
21803 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21804 warn_implicit_function_declaration.
21805 (c_common_post_options): -Wimplict-function-declaration is enabled
21806 by default by -std=c99, otherwise is disabled by default.
21807 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21809 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21811 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21812 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21813 former is ignored but not the latter.
21815 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21817 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21818 is made and the reference doesn't use the alias set of its type,
21819 do not create the temporary using that type.
21821 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21823 * jump.c: Remove prototypes for delete_computation and
21824 delete_prior_computation.
21826 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21828 * jump.c (get_label_after): Delete.
21829 (get_label_before, delete_computation, delete_jump,
21830 delete_prior_computation, follow_jumps): Move...
21831 * reorg.c (delete_computation, delete_prior_computation): ... here...
21832 (get_label_before, delete_jump): ... making these static ...
21833 (follow_jumps): ... and simplifying this since it only runs after
21835 * rtl.h (get_label_after, get_label_before, delete_jump,
21836 follow_jumps): Delete prototypes.
21838 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21840 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21842 2007-02-15 Nick Clifton <nickc@redhat.com>
21844 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21845 order to prevent it from being munged by the target.
21847 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21849 * config/i386/i386.md: Remove misleading comment.
21851 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21853 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21854 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21857 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21859 * tree-sra.c (instantiate_missing_elements): Canonicalize
21861 (sra_build_assignment): New.
21862 (generate_copy_inout, generate_element_copy,
21863 generate_element_zero, generate_one_element_init): Use it.
21865 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21867 * tree-sra.c (instantiate_missing_elements): Canonicalize
21869 (sra_build_assignment): New.
21870 (generate_copy_inout, generate_element_copy,
21871 generate_element_zero, generate_one_element_init): Use it.
21873 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21875 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21878 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21880 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21881 types as aggregates not scalars.
21882 * function.c (assign_stack_temp_for_type): Likewise.
21884 2007-02-14 Roger Sayle <roger@eyesopen.com>
21885 Zdenek Dvorak <dvorakz@suse.cz>
21887 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21890 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21892 * passes.c (next_pass_1): Clear the next field of the copied
21895 2007-02-14 Richard Henderson <rth@redhat.com>
21897 * tree-sra.c (early_sra): New.
21898 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21899 (tree_sra_early, pass_sra_early): New.
21900 * tree-pass.h (pass_sra_early): Declare.
21901 * passes.c (init_optimization_passes): Use it.
21903 2007-02-14 Richard Guenther <rguenther@suse.de>
21905 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21907 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21909 PR tree-optimization/30771
21910 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21912 (vect_analyze_operations): Induction phis can now be marked as
21914 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21915 Update documentation accordingly.
21917 2007-02-14 Nick Clifton <nickc@redhat.com>
21919 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21920 most 3 arguments are supported.
21921 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21923 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21925 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21926 Ensure dst->current is valid.
21928 2007-02-13 Paul Brook <paul@codesourcery.com>
21930 * config.gcc: Add arm*-*-uclinux-*eabi.
21931 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21932 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21933 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21934 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21935 (LINK_SPEC): Define.
21936 (LIB_SPEC): Define.
21937 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21939 * config/arm/uclinux-eabi.h: New file.
21940 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21941 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21944 2007-02-13 Ian Lance Taylor <iant@google.com>
21946 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21947 * flags.h (warn_strict_overflow): Declare.
21948 (enum warn_strict_overflow_code): Define.
21949 (issue_strict_overflow_warning): New static inline function.
21950 * opts.c (warn_strict_overflow): New variable.
21951 (common_handle_option): Handle OPT_Wstrict_overflow and
21952 OPT_Wstrict_overflow_.
21953 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21955 * fold-const.c: Include intl.h.
21956 (fold_deferring_overflow_warnings): New static variable.
21957 (fold_deferred_overflow_warning): New static variable.
21958 (fold_deferred_overflow_code): New static variable.
21959 (fold_defer_overflow_warnings): New function.
21960 (fold_undefer_overflow_warnings): New function.
21961 (fold_undefer_and_ignore_overflow_warnings): New function.
21962 (fold_deferring_overflow_warnings_p): New function.
21963 (fold_overflow_warning): New static function.
21964 (make_range): Add strict_overflow_p parameter. Change all
21966 (extract_muldiv, extract_muldiv_1): Likewise.
21967 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21968 tree_expr_nonnegative_p.
21969 (fold_negate_expr): Call fold_overflow_warning.
21970 (fold_range_test): Likewise.
21971 (fold_comparison): Likewise.
21972 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21973 instead of tree_expr_nonnegative_p.
21974 (tree_expr_nonnegative_warnv_p): Rename from
21975 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21976 (tree_expr_nonnegative_p): New function.
21977 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21978 strict_overflow_p parameter.
21979 (tree_expr_nonzero_p): New function.
21980 * passes.c (verify_interpass_invariants): New static function.
21981 (execute_one_pass): Call it.
21982 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21984 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21985 (estimate_numbers_of_iterations): Likewise.
21986 (scev_probably_wraps_p): Likewise.
21987 * tree-ssa-ccp.c: Include "toplev.h".
21988 (evaluate_stmt): Defer fold overflow warnings until we know we are
21990 (struct fold_stmt_r_data): Add stmt field.
21991 (fold_stmt_r): Defer fold overflow warnings until we know we
21993 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21994 (fold_stmt_inplace): Likewise.
21995 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21996 (cleanup_control_expr_graph): Defer fold overflow warnings until
21997 we know we are going to optimize.
21998 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21999 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
22001 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
22002 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
22003 * tree-ssa-loop-manip.c (create_iv): Likewise.
22004 * c-typeck.c (build_conditional_expr): Likewise.
22005 (build_binary_op): Likewise.
22006 * tree-vrp.c (vrp_expr_computes_nonzero): Call
22007 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
22008 (extract_range_from_unary_expr): Likewise.
22009 * simplify-rtx.c (simplify_const_relational_operation): Warn when
22010 assuming that signed overflow does not occur.
22011 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
22012 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
22013 (fold_defer_overflow_warnings): Declare.
22014 (fold_undefer_overflow_warnings): Declare.
22015 (fold_undefer_and_ignore_overflow_warnings): Declare.
22016 (fold_deferring_overflow_warnings_p): Declare.
22017 (tree_expr_nonzero_warnv_p): Declare.
22018 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
22019 of warning options.
22020 (Warning Options): Document -Wstrict-overflow.
22021 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
22022 (tree-ssa-ccp.o): Likewise.
22023 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
22024 (fold-const.o): Depend on intl.h.
22026 2007-02-13 Ian Lance Taylor <iant@google.com>
22028 PR middle-end/30751
22029 * lower-subreg.c (resolve_simple_move): Decompose subregs in
22032 2007-02-13 Stuart Hastings <stuart@apple.com>
22034 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
22036 2007-02-13 Richard Henderson <rth@redhat.com>
22038 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
22039 handled_component_p before looking for the indirect_ref.
22041 2007-02-13 Richard Henderson <rth@redhat.com>
22043 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
22044 remove flags clobber.
22045 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
22046 (bswaphi_lowpart): New.
22047 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
22048 remove TARGET_BSWAP test. Delete expander of the same name.
22050 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
22051 (expand_unop): Use them.
22053 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
22055 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
22056 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
22057 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
22058 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
22059 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
22060 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
22061 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
22062 assembler dialect choice from asm templates.
22064 2007-02-12 Richard Henderson <rth@redhat.com>
22066 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
22067 (fixuns_trunc<SSEMODEF>si2): Use it.
22068 * config/i386/sse.md (vec_setv4sf_0): Export.
22069 * config/i386/i386.c (ix86_build_const_vector): Export.
22070 (ix86_split_convert_uns_si_sse): Rename from
22071 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
22072 * config/i386/i386-protos.h: Update.
22074 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22077 * c-typeck.c (c_finish_return): Improve warning message.
22079 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22081 * alias.c (find_symbolic_term): Delete unused function.
22083 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
22085 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22086 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22087 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22089 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22091 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22092 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22093 the function, temporarily point the debug interface to the null one.
22095 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22097 * dwarf2out.c (round_up_to_align): New static function.
22098 (field_byte_offset): Use it to round the offset.
22100 2007-02-12 Richard Henderson <rth@redhat.com>
22102 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22103 (inswl_const): Export.
22105 2007-02-12 Richard Henderson <rth@redhat.com>
22107 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22108 result mode of the libcall, convert back to outmode.
22110 2007-02-12 Roger Sayle <roger@eyesopen.com>
22112 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22113 (bswapdi2): New define_expand to implement 32-bit implementation.
22115 2007-02-12 Nick Clifton <nickc@redhat.com>
22117 * doc/invoke.texi (Overall Options): Document --help=.
22118 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22119 (cc1_options): Pass --help= on to cc1.
22120 (display_help): Add description of --help=.
22121 (process_command): Add code to handle --help=. Allow translated
22122 --help and --target-help switches to be passed on to compiler
22124 (main): Remove unused if statement.
22125 * opts.c (columns): Remove.
22126 (LEFT_COLUMN): Define.
22127 (wrap_help): Add columns argument.
22128 (print_filtered_help): Change parameters to be an include bitmask,
22129 an exclude bitmask, an any bitmask and the column width. Move the
22130 code to display the params list here. Add code to display the
22131 status of options rather than their descriptions if the quiet flag
22133 (print_specific_help): Change parameters to be an include bitmask,
22134 an exclude bitmask and an any bitmask. Move code to look up the
22135 column width here. Decide upon the title for an options listing.
22136 (common_handle_options): Add code to handle --help=. Adapt code
22137 for --help and --target-help to use the revised form of the
22138 print_specific_help function.
22139 (print_help): Delete.
22140 (print_param_help): Delete.
22141 (print_switch): Delete.
22142 * opts.h (cl_lang_count): Add prototype.
22143 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22144 CL_MAX_OPTION_CLASS): New defines.
22145 * optc-gen.awk: Add construction of cl_lang_count.
22146 * c.opt: Add Warning attribute to warning options and Optimization
22147 attribute to optimization options.
22148 * common.opt: Likewise.
22150 Add -fhelp and -ftarget-help as aliases for the transformed --help
22151 and --target-help options.
22152 * opt-functions.awk: Add code to handle Warning and Optimization
22155 2007-02-12 Richard Henderson <rth@redhat.com>
22157 * config/alpha/constraints.md: New file.
22158 * config/alpha/alpha.c: Include tm-constrs.h.
22159 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22160 alpha_extra_constraint): Remove.
22161 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22162 * config/alpha/alpha-protos.h: Update.
22163 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22164 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22165 (EXTRA_CONSTRAINT): Remove.
22166 * config/alpha/alpha.md: Include constraints.md.
22167 (adddi splitter): Use satisfies_constraint_*.
22168 * config/alpha/predicates.md (add_operand): Likewise.
22169 (sext_add_operand, addition_operation): Likewise.
22171 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22173 PR tree-optimization/29145
22174 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22175 in our handling of restrict qualified pointers.
22177 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22180 * doc/invoke.texi (Wunused-value): Update description.
22181 (Wextra): Delete item.
22182 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22183 value of Wunused-value.
22184 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22185 (c_finish_stmt_expr): Don't check extra_warnings.
22186 (emit_side_effect_warnings): The caller is responsible to check
22189 2007-02-11 Roger Sayle <roger@eyesopen.com>
22190 Matt Thomas <matt@3am-software.com>
22192 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22194 2007-02-11 Roger Sayle <roger@eyesopen.com>
22196 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22197 comparisons of POPCOUNT against zero.
22198 (simplify_const_relational_operation): Likewise.
22200 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22202 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22204 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22206 * dwarf2out.c (root_type): Delete unused function.
22208 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22210 * genattrtab.c (contained_in_p): Delete unused function.
22211 (write_expr_attr_cache): Likewise.
22213 2007-02-11 Jan Hubicka <jh@suse.cz>
22215 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22218 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22220 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22221 to add the REG_EQ* note.
22222 * see.c (see_merge_one_use_extension): Likewise.
22223 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22224 turn REG_EQUAL notes into REG_EQUIV notes if the target
22225 register may have more than one set.
22226 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22227 * gcse.c (try_replace_reg): Likewise.
22228 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22229 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22230 more than one REG_EQUIV note.
22231 * reload1.c (gen_reload): Use set_unique_reg_note.
22233 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22235 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22236 (ix86_builtin_conversion): New function.
22238 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22241 * tree.h (DECL_REPLACEABLE_P): New macro.
22242 * except.c (set_nothrow_function_flags): Likewise.
22244 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22245 Ira Rosen <irar@il.ibm.com>
22246 Dorit Nuzman <dorit@il.ibm.com>
22248 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22249 * targhooks.c (default_builtin_vectorized_conversion): New.
22250 * targhooks.h (default_builtin_vectorized_function): New declaration.
22251 * target.h (struct vectorize): Add builtin_conversion field.
22252 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22253 stmt_vec_info_type value.
22254 (vectorizable_conversion): New declaration.
22255 * tree-vect-analyze.c (vect_analyze_operations): Add
22256 vectorizable_conversion call.
22257 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22258 * tree-vect-transform.c (vectorizable_conversion): New function.
22259 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22260 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22262 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22263 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22264 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22265 or ALTIVEC_BUILTIN_VCFSX.
22267 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22270 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22271 CONST_DOUBLE and operand 0 is a hard register.
22272 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22273 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22274 is a hard floating-point register.
22276 2007-02-10 Richard Henderson <rth@redhat.com>
22277 Jakub Jelinek <jakub@redhat.com>
22278 Alexandre Oliva <aoliva@redhat.com>
22280 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22281 * builtin-types.def (BT_WORD): Make unsigned.
22282 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22283 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22284 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22285 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22286 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22287 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22289 * expr.c (emutls_var_address): New.
22290 (expand_expr_real_1): Expand emulated tls.
22291 (expand_expr_addr_expr_1): Likewise.
22292 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22293 * output.h (emutls_finish): Declare.
22294 * toplev.c (compile_file): Call it.
22295 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22296 address before wrapping in CONST.
22297 * varasm.c (emutls_htab, emutls_object_type): New.
22298 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22299 (get_emutls_object_name, get_emutls_object_type): New.
22300 (get_emutls_init_templ_addr, emutls_decl): New.
22301 (emutls_common_1, emutls_finish): New.
22302 (assemble_variable): When emulating tls, swap decls; generate
22303 constructor for the emutls objects.
22304 (do_assemble_alias): When emulating tls, swap decl and target name.
22305 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22307 * varpool.c (decide_is_variable_needed): Look at force_output.
22308 Recurse for emulated tls.
22309 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22310 with decide_is_variable_needed.
22311 * emutls.c: New file.
22312 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22313 tls_object for real tls.
22315 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22317 PR rtl-optimization/29599
22318 * reload1.c (eliminate_regs_in_insn): Take the destination
22319 mode into account when computing the offset.
22321 2007-02-09 Stuart Hastings <stuart@apple.com>
22322 Richard Henderson <rth@redhat.com>
22324 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22325 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22326 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22327 fixuns_truncdfhi2): New.
22328 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22329 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22330 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22331 (floatunssidf2): Allow nonimmediate source.
22332 * config/i386/sse.md (movdi_to_sse): New.
22333 (vec_concatv2di): Drop '*'.
22334 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22335 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22336 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22338 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22339 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22340 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22341 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22342 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22343 ix86_build_const_vector.
22344 (x86_emit_floatuns): Rewrite.
22346 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22348 * genautomata.c (longest_path_length): Delete unused function.
22349 (struct state): Delete unused longest_path_length.
22350 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22351 (get_free_state): Delete unused.
22353 2007-02-09 Jan Hubicka <jh@suse.cz>
22355 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22356 * doc/invoke.texi (inline-unit-growth): Update default value.
22358 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22359 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22360 (rebuild_cgraph_edges): Likewise.
22361 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22362 (dump_cgraph_node): Dump frequencies.
22363 (cgraph_clone_edge): Add frequency scales.
22364 (cgraph_clone_node): Add freuqnecy.
22365 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22366 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22367 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22368 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22369 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22370 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22371 (save_inline_function_body): Likewise.
22372 * ipa-inline.c: inluce rtl.h
22373 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22374 (cgraph_edge_badness): Use frequencies.
22375 (cgraph_decide_recursive_inlining): Update clonning.
22376 (cgraph_decide_inlining_of_small_function): Dump frequency.
22377 * predict.c (estimate_bb_frequencies): Export.
22378 * predict.h (estimate_bb_frequencies): Declare.
22379 * tree-inline.c (copy_bb): Watch overflows.
22380 (expand_call_inline): Update call of cgraph_create_edge.
22381 (optimize_inline_calls): Use TODO flags to update frequnecies.
22382 * passes.h: Include predict.h
22383 (init_optimization_passes): Move profile ahead.
22384 (execute_function_todo): Handle TODO_rebuild_frequencies.
22386 2007-02-09 Roger Sayle <roger@eyesopen.com>
22388 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22389 the insbl or inswl pattern into a register.
22391 2007-02-09 Roger Sayle <roger@eyesopen.com>
22393 * config/ia64/ia64.md (bswapdi2): New define_insn.
22395 2007-02-09 Richard Henderson <rth@redhat.com>
22397 * config/i386/constraints.md (Ym): New constraint.
22398 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22399 (movdi_1_rex64): Split sse and xmm general register moves from
22400 memory move alternatives. Use conditional register constraints.
22401 (movsf_1, movdf_integer): Likewise.
22402 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22403 (movdf_integer_rex64): New.
22404 (pushsf_rex64): Fix output constraints.
22405 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22406 (sse2_stored): Likewise.
22407 (sse2_storeq_rex64): New.
22408 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22409 amd and not generic.
22410 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22411 for optimize_size. Remove SF/DFmode hack.
22413 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22415 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22418 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22419 Richard Sandiford <richard@codesourcery.com>
22421 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22422 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22423 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22424 m68k/t-mlib to tmake_file.
22425 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22426 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22427 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22428 Allow it to be cf or m68k. Set m68k_arch_family. If that
22429 variable is not empty, add t-$m68k_arch_family to tmake_file.
22430 Add t-mlibs to tmake_file.
22431 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22432 * config/m68k/t-cf: New file.
22433 * config/m68k/t-m68k: Likewise.
22434 * config/m68k/t-mlibs: Likewise.
22435 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22436 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22437 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22438 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22439 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22441 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22442 (INSTALL_LIBGCC): Delete.
22443 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22444 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22445 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22446 (M68K_MLIB_CPU): Define.
22447 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22448 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22449 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22451 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22452 Richard Guenther <rguenther@suse.de>
22454 PR middle-end/23361
22455 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22456 against INT_MIN/INT_MAX.
22457 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22458 file if a loop is removed.
22460 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22462 * calls.c (store_one_arg): Pass correct alignment to
22463 emit_push_insn for non-BLKmode values.
22464 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22465 unaligned stack slot via a suitably aligned slot.
22467 2007-02-08 DJ Delorie <dj@redhat.com>
22469 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22471 (legal_subregs): Use unsigned char, make const.
22472 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22474 2007-02-08 Paul Brook <paul@codesourcery.com>
22476 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22477 special interworking needed.
22479 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22481 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22482 conditional to __SSE2__.
22483 (Entries below should have been added to first ChangeLog
22484 entry for amdfam10 dated 2007-02-05)
22485 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22487 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22489 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22492 2007-02-08 DJ Delorie <dj@redhat.com>
22494 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22495 * config/m32c/m32c.c (legal_subregs): New.
22496 (m32c_illegal_subreg_p): New.
22497 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22498 unsupported subregs of hard regs.
22500 2007-02-08 Jan Hubicka <jh@suse.cz>
22502 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22503 the same one; always update histograms.
22505 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22507 * passes.c (init_optimization_passes): Tidy comment.
22509 2007-02-08 Roger Sayle <roger@eyesopen.com>
22511 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22512 strip zero_extend, bswap and rotates from POCOUNT's argument.
22513 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22514 zero_extend and rotates from PARITY's argument.
22515 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22516 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22517 of an integer constant at compile-time.
22519 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22522 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22524 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22527 * tree-ssa-live.c (remove_unused_locals): Do not remove
22528 TREE_ADDRESSABLE variables.
22529 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22530 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22531 FOR_CLOBBER. Update all users.
22532 If VAR has an associated alias set, add a virtual operand for
22533 it if no alias is found to conflict with the memory reference.
22535 2007-02-07 Jan Hubicka <jh@suse.cz>
22536 Robert Kidd <rkidd@crhc.uiuc.edu>
22538 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22540 2007-02-07 Ian Lance Taylor <iant@google.com>
22542 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22544 2007-02-07 Roger Sayle <roger@eyesopen.com>
22546 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22547 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22548 tablejumpdi, movsi_to_cr_one): Remove constraints from
22549 define_expand's match_operands.
22551 2007-02-07 Roger Sayle <roger@eyesopen.com>
22553 * global.c (compute_regsets): Move declatation of "i" inside of
22554 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22556 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22559 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22560 of INDIRECT_REF <RESULT_DECL>.
22562 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22564 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22565 Kaz Kojima <kkojima@gcc.gnu.org>
22568 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22570 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22572 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22574 * doc/loop.texi: Document possibility not to perform disambiguation
22575 of loops with multiple latches.
22576 * cfgloopmanip.c (alp_enum_p): Removed.
22577 (add_loop): Handle subloops. Use get_loop_body_with_size.
22578 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22579 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22580 the new forwarder block.
22581 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22582 Handle the case latch is NULL.
22583 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22584 modifications when marking loop exits.
22585 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22587 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22588 disambiguate_loops_with_multiple_latches.
22589 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22590 before fix_loop_structure.
22591 * cfgloop.c: Include pointer-set.h and output.h.
22592 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22593 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22594 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22595 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22596 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22597 disambiguate_multiple_latches, get_loop_body_with_size,
22598 disambiguate_loops_with_multiple_latches): New functions.
22599 (flow_loop_dump): Dump multiple latch edges.
22600 (flow_loop_nodes_find): Handle loops with multiple latches.
22601 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22602 (glb_enum_p): Modified.
22603 (get_loop_body): Use get_loop_body_with_size.
22604 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22605 (AVOID_CFG_MODIFICATIONS): New constant.
22606 (disambiguate_loops_with_multiple_latches, add_loop,
22607 get_loop_body_with_size): Declare.
22608 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22610 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22612 PR inline-asm/28686
22613 * global.c (compute_regsets): New function.
22614 (global_alloc): Refactored ELIMINABLE_REGSET
22615 and NO_GLOBAL_ALLOC_REGS computation out.
22616 (rest_of_handle_global_alloc): Call compute_regsets()
22617 for non-optimizing case.
22619 2007-02-06 Richard Henderson <rth@redhat.com>
22621 * config/i386/constraints.md (Y2): Rename from Y.
22622 (Yi): New constraint.
22623 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22624 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22625 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22626 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22627 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22628 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22629 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22630 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22631 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22632 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22633 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22634 vec_extractv2si_1): Change Y constraints to Y2.
22635 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22636 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22637 Change Y constraints to Y2.
22638 (sse2_loadld): Change Y constraints to x.
22640 2007-02-06 Roger Sayle <roger@eyesopen.com>
22642 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22643 (parity<mode>2): New define_expand using rs6000_emit_parity.
22644 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22645 rs6000_emit_parity): New functions.
22646 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22647 rs6000_emit_parity): Prototype here.
22649 2007-02-06 Ian Lance Taylor <iant@google.com>
22651 * lower-subreg.c (simple_move_operand): Reject CONST.
22652 (resolve_clobber): Call validate_change rather than directly
22653 assigning to XEXP (pat, 0).
22655 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22657 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22658 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22659 (tree-cfg.o): Remove hashtab.h dependency.
22661 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22662 (struct ivopts_data): Change niters to pointer_map_t.
22663 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22664 (niter_for_exit): Create pointer_map on demand. Change for
22666 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22667 (free_loop_data): Destroy data->niters if created and reset field.
22668 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22669 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22671 * tree-ssa-reassoc.c: Include pointer-set.h.
22672 (bb_rank): Change to long *.
22673 (operand_rank): Change to pointer_map_t.
22674 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22675 (insert_operand_rank): Accept long.
22676 (operand_entry_hash, operand_entry_eq): Remove.
22677 (get_rank): Return long. Adjust for changes above.
22678 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22680 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22682 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22683 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22684 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22686 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22687 directly since it cannot be NULL.
22688 (get_vi_for_tree): Rewrite for pointer_map API.
22689 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22690 (init_alias_vars): Create vi_for_tree as pointer_map.
22691 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22693 * tree-cfg.c: Don't include hashtab.h.
22694 (edge_to_cases): Declare as pointer_map.
22695 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22697 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22698 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22699 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22701 (record_switch_edge): Delete.
22702 (get_cases_for_edge): Adjust for pointer_map API, inline
22703 record_switch_edge (rewritten for new API), remove goto.
22705 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22707 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22708 * tree-nested.c: Include pointer-set.h.
22709 (var_map_elt, var_map_eq, var_map_hash): Delete.
22710 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22711 to pointer_map_t's.
22712 (nesting_info_bitmap_obstack): New.
22713 (lookup_field_for_decl): Adjust for pointer_map API.
22714 (lookup_tramp_for_decl): Adjust for pointer_map API.
22715 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22716 (get_local_debug_decl): Adjust for pointer_map API.
22717 (convert_nl_goto_reference): Adjust for pointer_map API.
22718 (convert_nl_goto_receiver): Adjust for pointer_map API.
22719 (create_nesting_tree): Create outside GGC space. Create bitmap on
22720 the new obstack. Create field_map and var_map as pointer_maps.
22721 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22723 (lower_nested_functions): Move root here, no need to NULL it.
22724 Initialize and release the obstack.
22726 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22728 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22729 Remove prototypes and make them non-static.
22730 (struct tree_int_map): Remove.
22731 * tree.h (struct tree_int_map): Move here, turning TO into an
22733 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22735 * tree.h (TREE_COMPLEXITY): Remove.
22736 (struct tree_exp): Remove complexity field.
22737 * tree.c (build1_stat): Don't set it.
22739 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22740 Victor Kaplansky <victork@il.ibm.com>
22742 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22743 (vect_is_simple_reduction): Support reduction with induction as
22744 one of the operands.
22745 (vect_is_simple_iv_evolution): Fix formatting.
22746 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22747 formatting. Don't mark induction phis for vectorization.
22748 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22749 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22750 (vect_get_vec_def_for_operand): Support induction.
22751 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22753 (vectorizable_reduction): Support reduction with induction as one of
22755 (vectorizable_type_demotion): Use def-type of stmt argument rather
22756 than dummy def-type.
22758 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22759 flag_tree_scev_cprop.
22760 * common.opt (tree-scev-cprop): New flag.
22762 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22763 call to vect_get_new_vect_var.
22765 2007-02-06 Ira Rosen <irar@il.ibm.com>
22767 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22768 vectype is not NULL.
22769 (vect_pattern_recog_1): Likewise.
22771 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22773 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22774 (fold_negate_expr): Likewise.
22776 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22779 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22780 even if cv-qualification is the same.
22782 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22784 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22785 __enable_execute_stack on completion.
22787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22789 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22790 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22791 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22792 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22793 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22794 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22795 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22796 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22800 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22801 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22802 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22803 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22804 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22805 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22806 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22807 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22808 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22809 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22810 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22811 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22812 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22813 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22814 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22815 sqrtextenddfxf2_i387): Added amdfam10_decode.
22817 * config/i386/athlon.md (athlon_idirect_amdfam10,
22818 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22819 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22820 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22821 athlon_ivector_store_amdfam10): New define_insn_reservation.
22822 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22825 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22827 * config/i386/athlon.md (athlon_call_amdfam10,
22828 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22829 define_insn_reservation.
22830 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22831 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22832 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22834 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22836 * config/i386/athlon.md (athlon_sseld_amdfam10,
22837 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22838 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22842 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22843 define_insn_reservation.
22844 * config/i386/i386.md (sseins): Added sseins to define_attr type
22845 and define_attr unit.
22846 * config/i386/sse.md: Set type attribute to sseins for insertq
22849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22851 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22852 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22853 ssecomi_load_amdfam10, ssecomi_amdfam10,
22854 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22855 define_insn_reservation.
22856 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22860 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22861 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22862 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22863 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22864 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22865 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22866 define_insn_reservation.
22868 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22869 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22870 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22871 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22872 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22874 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22876 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22877 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22878 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22879 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22880 athlon_ssemul_load_k8): Added amdfam10.
22882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22884 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22885 (x86_sse_unaligned_move_optimal): New variable.
22887 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22889 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22890 for unaligned vector SSE double/single precision loads for AMDFAM10.
22892 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22894 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22895 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22896 Define TARGET_CPU_DEFAULT_amdfam10.
22897 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22898 (processor_type): Add PROCESSOR_AMDFAM10.
22900 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22901 processor_type in config/i386/i386.h.
22902 Enable imul peepholes for TARGET_AMDFAM10.
22904 * config.gcc: Add support for --with-cpu option for amdfam10.
22906 * config/i386/i386.c (amdfam10_cost): New variable.
22907 (m_AMDFAM10): New macro.
22908 (m_ATHLON_K8_AMDFAM10): New macro.
22909 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22910 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22911 x86_promote_QImode, x86_integer_DFmode_moves,
22912 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22913 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22914 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22915 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22916 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22917 Enable/disable for amdfam10.
22918 (override_options): Add amdfam10_cost to processor_target_table.
22919 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22920 processor_alias_table.
22921 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22922 (ix86_adjust_cost): Add code for amdfam10.
22924 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22926 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22927 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22928 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22929 * config/i386/i386.h: Add builtin definition for SSE4A.
22930 * config/i386/i386.md: Add support for ABM instructions
22931 (popcnt and lzcnt).
22932 * config/i386/sse.md: Add support for SSE4A instructions
22933 (movntss, movntsd, extrq, insertq).
22934 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22935 Add -march=amdfam10 flag.
22936 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22937 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22939 * doc/extend.texi: Add documentation for SSE4A builtins.
22941 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22943 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22945 2007-02-05 Richard Guenther <rguenther@suse.de>
22947 * tree-vectorizer.h (vectorizable_function): Add argument type
22948 argument, change return type.
22949 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22950 * tree-vect-transform.c (vectorizable_function): Handle extra
22951 argument, return vectorized function decl.
22952 (build_vectorized_function_call): Remove.
22953 (vectorizable_call): Handle calls with result and argument types
22954 differing. Handle loop vectorization factor correctly.
22955 * targhooks.c (default_builtin_vectorized_function): Adjust for
22957 * targhooks.h (default_builtin_vectorized_function): Likewise.
22958 * target.h (builtin_vectorized_function): Add argument type
22960 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22961 extra argument, allow vectorizing of lrintf.
22962 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22963 documentation of target hook.
22965 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22968 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22969 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22970 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22972 2007-02-05 Roger Sayle <roger@eyesopen.com>
22974 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22975 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22976 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22977 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22978 before canonicalizing sincos to cexpi.
22979 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22981 2007-02-05 Roger Sayle <roger@eyesopen.com>
22983 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22984 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22985 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22987 2007-02-05 Roger Sayle <roger@eyesopen.com>
22989 * mips-tfile.c (initialize_init_file): Correct endianness test.
22991 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22993 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22994 the 'y' constraint.
22996 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22998 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22999 saves in a PARALLEL before the register assignments.
23001 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23003 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
23004 DWARF_FRAME_RETURN_COLUMN to be a general register.
23005 * dwarf2out.c (init_return_column_size): New function, split from...
23006 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
23007 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
23008 to be nongeneral registers.
23009 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
23011 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
23012 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
23014 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23016 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
23018 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23020 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
23021 (remove_path): Use can_remove_branch_p and remove_branch instead
23022 of loop_delete_branch_edge.
23023 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
23024 (tree_transform_and_unroll_loop): Remove dead branches immediately.
23025 Update profile using scale_dominated_blocks_in_loop.
23026 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
23027 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
23028 (can_remove_branch_p, remove_branch): Declare.
23029 * tree-cfg.c (tree_can_remove_branch_p): New function.
23030 (tree_cfg_hooks): Add tree_can_remove_branch_p.
23031 * cfgrtl.c (rtl_can_remove_branch_p): New function.
23032 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
23034 2007-02-05 Jan Hubicka <jh@suse.cz>
23036 PR middle-end/30696
23037 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
23038 nodes in cgraph, don't remove offline copy of the function.
23040 2007-02-04 Jan Hubicka <jh@suse.cz>
23042 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
23043 vectors might cause maybe_lookup_element_for_expr to be called
23044 on non-sra-candidate.
23046 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23048 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
23049 config/bfin/bfin.md, config/bfin/predicates.md: Follow
23050 spelling conventions.
23052 2007-02-04 Richard Guenther <rguenther@suse.de>
23054 PR middle-end/30636
23055 * fold-const.c (try_move_mult_to_index): Make sure to not
23056 overflow one dimension of a multi-dimensional array access.
23058 2007-02-04 Jan Hubicka <jh@suse.cz>
23060 * passes.c (init_optimization_passes): Reindent.
23062 2007-02-04 Jan Hubicka <jh@suse.cz>
23063 Eric Botcazou <ebotcazou@adacore.com>
23065 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
23066 (execute_fixup_cfg): Break out the abnormal goto code.
23067 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
23068 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
23069 (optimize_inline_calls): Call make_nonlocal_label_edges.
23071 2007-02-04 Jan Hubicka <jh@suse.cz>
23073 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
23074 true when something was changed.
23075 (rename_ssa_copies): When something was changed, do
23076 TODO_remove_unused_locals.
23077 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23078 add TODO_remove_unused_locals when instruction was removed.
23080 2007-02-04 Jan Hubicka <jh@suse.cz>
23082 * ipa-inline.c (try_inline): Improve debug output; work on already
23084 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
23085 call try_inline for already inlined edges too when flattening;
23086 inline also functions that make callee growth but overall unit size
23089 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23091 * config/m32c/bitops.md, config/m32c/jump.md,
23092 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23093 config/m32r/m32r.h, config/m32r/m32r.md,
23094 config/m32r/predicates.md, config/m68hc11/larith.asm,
23095 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23096 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23097 config/mips/mips-protos.h, config/mips/mips.c,
23098 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23099 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23100 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23101 spelling conventions.
23103 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23104 Follow spelling conventions.
23106 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23108 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23109 warn about C++0x compatibility.
23111 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23113 * config/h8300/h8300.c, config/h8300/h8300.h,
23114 config/h8300/h8300.md: Follow spelling conventions.
23116 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23118 PR middle-end/30667
23119 * combine.c (try_combine): Do not substitute source operand
23120 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23122 2007-02-03 Jan Hubicka <jh@suse.cz>
23124 PR gcov-profile/30650
23125 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23126 do not divide by zero for never executed counters.
23127 (tree_find_values_to_profile): Fix counters.
23128 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23130 2007-02-03 Ian Lance Taylor <iant@google.com>
23132 * lower-subreg.c (simple_move_operand): New static function,
23133 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23135 (simple_move): Call simple_move_operand.
23136 (find_decomposable_subregs): Add special handling of MEMs.
23137 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23138 meaning of return value. If we see a hard register, test whether
23139 it can store a word_mode value. Change all callers.
23141 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23143 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23144 ftrapv insns and expanders.
23145 (subdi3): Change define_expand operand 1 to arith11_operand, and
23146 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23147 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23148 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23151 PR middle-end/30174
23152 * varasm.c (notice_global_symbol): Treat global objects as weak when
23153 flag_shlib is true.
23155 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23157 * emit-rtl.c (dconstpi): Delete.
23158 (dconstsqrt2): New.
23159 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23160 * real.h (dconstpi): Delete.
23161 (dconstsqrt2): New.
23162 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23163 (fold_builtin_hypot): Likewise.
23165 2007-02-03 Tom Tromey <tromey@redhat.com>
23168 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23169 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23171 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23173 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23174 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23175 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23176 config/rs6000/cell.md, config/rs6000/darwin.h,
23177 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23178 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23179 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23180 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23181 typos. Follow spelling conventions.
23182 * doc/invoke.texi: Follow spelling conventions.
23184 2007-02-03 Roger Sayle <roger@eyesopen.com>
23186 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23187 canonicalization transformations that attempt to simplify integer
23188 constant comparisons to become comparisons against zero.
23190 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23192 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23194 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23195 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23197 2007-02-02 Mike Stump <mrs@apple.com>
23199 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23200 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23201 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23202 generate a branch island.
23204 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23206 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23207 (xtensa_legitimate_address_p): New.
23208 (xtensa_legitimize_address): New.
23209 (xtensa_output_addr_const_extra): New.
23210 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23212 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23213 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23214 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23215 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23216 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23217 (xtensa_legitimize_address): New.
23218 (xtensa_output_addr_const_extra): New.
23220 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23222 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23224 2007-02-02 Ian Lance Taylor <iant@google.com>
23226 * expmed.c (expand_divmod): Add comment.
23228 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23230 * emit-rtl.c (renumber_insns): Remove.
23231 * flags.h: Remove the extern for flag_renumber_insns.
23232 * rtl.h: Remove the prototype for renumber_insns.
23233 * toplev.c (flag_renumber_insns): Remove.
23235 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23237 Revert for x86 darwin:
23238 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23240 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23241 code before the following patch under TARGET_MACHO.
23242 (ix86_function_value_regno_p): Likewise.
23244 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23246 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23249 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23252 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23253 loads to general or fp registers. Add comments.
23254 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23256 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23258 * pointer-set.c (insert_aux): Only return insertion slot.
23259 (pointer_set_insert): Adjust.
23260 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23261 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23262 pointer_map_traverse): New.
23263 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23264 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23265 pointer_map_contains, pointer_map_traverse): Declare.
23267 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23269 PR middle-end/30473
23270 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23271 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23273 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23275 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23277 (struct _dep): New type.
23278 (dep_t): New typedef.
23279 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23280 (DEP_STATUS): New access macro. The macro with the same name was
23281 renamed to DEP_LINK_STATUS.
23282 (dep_init): Declare function
23284 (struct _dep_link): New type.
23285 (dep_link_t): New typedef.
23286 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23287 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23288 (DEP_LINK_STATUS): New macro.
23289 (debug_dep_links): New debug function.
23291 (struct _deps_list): New type.
23292 (deps_list_t): New typedef.
23293 (DEPS_LIST_FIRST): New access macro.
23294 (FOR_EACH_DEP_LINK): New cycle macro.
23295 (create_deps_list, free_deps_list, delete_deps_list): Declare
23297 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23298 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23299 (copy_deps_list_change_con): Ditto.
23301 (move_dep_link): Declare function.
23303 (struct _dep_node): New type.
23304 (dep_node_t): New typedef.
23305 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23307 (struct haifa_insn_data.back_deps): New field to hold backward
23308 dependencies of the insn.
23309 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23311 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23312 Change its type to deps_list_t.
23313 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23314 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23315 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23317 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23319 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23321 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23323 (dep_cost): Declare.
23325 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23326 (ds_to_dk, dk_to_ds): New functions.
23328 (init_dep_1): New static function.
23329 (init_dep): New function.
23330 (copy_dep): New static function.
23332 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23334 (detach_dep_link): New static function.
23335 (move_dep_link): New function.
23337 (dep_links_consistent_p, dump_dep_links): New static functions.
23338 (debug_dep_links): New debugging function.
23340 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23342 (alloc_deps_list, init_deps_list): New static functions.
23343 (create_deps_list): New function.
23344 (clear_deps_list): New static function.
23345 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23346 (deps_list_consistent_p, dump_deps_list): New static functions.
23347 (debug_deps_list): New function.
23348 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23350 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23352 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23353 use new scheduler dependencies lists.
23354 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23355 (sched_analyze): Ditto. Initialize dependencies lists.
23356 (add_forw_dep, compute_forward_dependences): Update to use new
23357 scheduler dependencies lists.
23359 (init_dependency_caches): Init deps_obstack.
23360 (free_dependency_caches): Free deps_obstack.
23362 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23363 new scheduler dependencies lists.
23364 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23365 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23367 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23368 Update to use new scheduler dependencies lists.
23369 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23370 (debug_dependencies): Ditto.
23371 (schedule_region): Update comments.
23373 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23374 scheduler dependencies lists.
23375 (schedule_ebb): Update comments.
23377 * rtl.def (DEPS_LIST): Remove.
23379 * lists.c (unused_deps_list): Remove.
23380 (free_list): Update assertions.
23382 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23383 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23385 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23386 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23388 * haifa-sched.c (comments): Update.
23389 (insn_cost1): Remove. Inline the code into insn_cost ().
23390 (insn_cost): Update to use new scheduler dependencies lists. Move
23391 processing of the dependency cost to dep_cost ().
23392 (dep_cost): New function. Use it instead of insn_cost () when
23393 evaluating cost of the dependency. Use compatible interface to
23394 interact with the target.
23395 (priority): Update to use new scheduler dependencies lists.
23396 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23397 with greater number of insns that depend on the insn.
23398 (schedule_insn): Update to use new scheduler dependencies lists. Add
23399 code to free backward dependencies lists. Inline and optimize code
23400 from resolve_dep () - see PR28071.
23401 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23402 lists. Update call to targetm.sched.is_costly_dependence hook.
23404 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23405 scheduler dependencies lists.
23407 (resolve_dep): Remove. Move the logic to schedule_insn ().
23408 (init_h_i_d): Initialize dependencies lists.
23410 (process_insn_depend_be_in_spec): Rename to
23411 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23412 dependencies lists.
23413 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23414 Update to use new scheduler dependencies lists.
23415 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23417 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23418 new scheduler dependencies lists.
23419 (build_intra_loop_deps): Ditto.
23421 * target.h (struct _dep): Declare to use in
23422 gcc_target.sched.is_costly_dependence.
23423 (struct gcc_target.sched.adjust_cost): Fix typo.
23424 (struct gcc_target.sched.is_costly_dependence): Change signature to
23425 use single dep_t parameter instead of an equivalent triad.
23426 (struct gcc_target.sched.adjust_cost_2): Remove.
23428 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23430 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23432 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23434 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23436 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23437 (REG_DEP_TRUE): Document.
23439 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23440 Change signature to correspond to the targetm.sched.adjust_cost hook.
23441 Update use in TARGET_SCHED_ADJUST_COST_2.
23442 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23443 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23444 new scheduler dependencies lists.
23445 (ia64_gen_check): Ditto.
23447 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23448 scheduler dependencies lists.
23450 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23451 signature to correspond to the targetm.sched.is_costly_dependence hook.
23452 (is_costly_group): Update to use new scheduler dependencies lists.
23454 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23455 instead of INSN_COST () macro.
23457 2007-02-01 Ian Lance Taylor <iant@google.com>
23459 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23461 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23463 * pa.md (tp_load): Correct mfctl instruction syntax.
23465 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23467 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23468 altivec_padding_size calculation on AIX. Improve comment, add
23469 assert to verify that it's right.
23471 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23474 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23476 PR inline-asm/28686
23477 * global.c (global_alloc): Add mising initialization of
23480 2007-02-01 Roger Sayle <roger@eyesopen.com>
23482 * alias.c (init_alias_analysis): Correct whitespace.
23483 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23484 partition_hot_cold_basic_blocks): Likewise.
23485 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23486 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23487 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23488 fold_builtin_snprintf_chk, fold_builtin_printf,
23489 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23490 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23491 * cfgcleanup.c (cleanup_cfg): Likewise.
23492 * cfgexpand.c (tree_expand_cfg): Likewise.
23493 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23494 * function.c (get_next_funcdef_no): Likewise.
23495 * gengtype.c (main): Likewise.
23496 * genmodes.c (main): Likewise.
23497 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23498 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23499 * ifcvt.c (noce_emit_move_insn): Likewise.
23500 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23502 * stor-layout.c (get_best_mode): Likewise.
23503 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23504 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23505 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23506 perform_var_substitution, solve_graph): Likewise.
23507 * tree-vrp.c (vrp_finalize): Likewise.
23509 2007-02-01 Ian Lance Taylor <iant@google.com>
23511 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23512 high part of a paradoxical subreg, return a constant zero.
23514 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23516 * toplev.c (lang_dependent_init): Call init_set_costs.
23517 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23519 2007-02-01 Richard Guenther <rguenther@suse.de>
23521 PR middle-end/30656
23522 * fold-const.c (fold_negate_expr): Allow negating a
23523 constant if overflow does not change.
23525 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23527 * doc/c-tree.texi (Expression trees): Improve markup.
23528 * doc/tm.texi (Register Classes, Addressing Modes)
23529 (Floating Point): Fix spacing after abbreviations. Fix some
23532 2007-02-01 Ben Elliston <bje@au.ibm.com>
23534 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23535 * doc/contrib.texi: Likewise.
23536 * doc/install.texi: Likewise.
23538 2007-01-31 Richard Henderson <rth@redhat.com>
23539 Ian Lance Taylor <iant@google.com>
23541 * lower-subreg.c: New file.
23542 * rtl.def (CONCATN): Define.
23543 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23544 pass_lower_subreg2.
23545 * emit-rtl.c (update_reg_offset): New static function, broken out
23546 of gen_rtx_REG_offset.
23547 (gen_rtx_REG_offset): Call update_reg_offset.
23548 (gen_reg_rtx_offset): New function.
23549 * regclass.c: Revert patch of 2006-03-05, restoring
23551 (clear_reg_info_regno): New function.
23552 * dwarf2out.c (concatn_loc_descriptor): New static function.
23553 (loc_descriptor): Handle CONCATN.
23554 * common.opt (fsplit_wide_types): New option.
23555 * opts.c (decode_options): Set flag_split_wide_types when
23557 * timevar.def (TV_LOWER_SUBREG): Define.
23558 * rtl.h (gen_reg_rtx_offset): Declare.
23559 (reg_scan_update): Declare.
23560 * regs.h (clear_reg_info_regno): Declare.
23561 * tree-pass.h (pass_lower_subreg): Declare.
23562 (pass_lower_subreg2): Declare.
23563 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23564 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23565 -fsplit-wide-types.
23566 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23567 * Makefile.in (OBJS-common): Add lower-subreg.o.
23568 (lower-subreg.o): New target.
23570 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23572 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23574 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23577 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23579 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23581 PR middle-end/29335
23582 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23584 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23586 * cfgloop.h: Include vec-prim.h.
23587 (enum li_flags): Remove LI_ONLY_OLD.
23588 (loop_iterator): Changed.
23589 (fel_next, fel_init): Iterate over loop tree.
23590 (FOR_EACH_LOOP_BREAK): New macro.
23591 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23593 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23594 * modulo-sched.c (sms_schedule): Ditto.
23595 * tree-vectorizer.c (vectorize_loops): Ditto.
23596 * doc/loop.texi: Update information on loop numbering and behavior of
23597 FOR_EACH_LOOP wrto new loops.
23598 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23599 add_to_evolution_1): Test nestedness of loops instead of comparing
23601 * tree-chrec.c (chrec_fold_plus_poly_poly,
23602 chrec_fold_multiply_poly_poly, chrec_evaluate,
23603 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23604 reset_evolution_in_loop): Ditto.
23605 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23607 2007-01-31 Dirk Mueller <dmueller@suse.de>
23609 * c-common.c (warn_about_parentheses): Separate warning about
23610 un-parenthized sequence of comparison operators from the one
23611 which is supposed to warn about x <= y <= z.
23613 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23615 * optabs.h (enum optab_index): Add new OTI_isinf.
23616 (isinf_optab): Define corresponding macro.
23617 * optabs.c (init_optabs): Initialize isinf_optab.
23618 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23620 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23621 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23623 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23624 expand_builtin_interclass_mathfn.
23625 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23626 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23627 (fxam<mode>2_i387): New insn pattern.
23628 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23629 built-in functions as x87 inline asm.
23631 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23633 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23635 2007-01-30 Eric Christopher <echristo@apple.com>
23637 * config.gcc: Add geode.
23639 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23641 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23642 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23643 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23644 value-prof.c: Fix comment typos.
23646 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23649 * doc/invoke.texi (Wpointer-arith): Document warning.
23651 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23653 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23654 the list of discrepancies from the draft TR.
23656 2007-01-30 Dirk Mueller <dmueller@suse.de>
23659 * doc/invoke.texi (-Wreturn-type): Update description to
23660 match new behavior.
23662 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23664 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23666 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23668 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23669 to handle optabs that operate on floating point input argument and
23670 output to integer output.
23671 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23672 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23673 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23674 expand_builtin_interclass_mathfn ().
23675 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23676 (ilogbsi2): Remove.
23677 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23678 ilogbl built-in functions as x87 intrinsics.
23680 2007-01-30 Richard Guenther <rguenther@suse.de>
23682 PR middle-end/27657
23683 * dwarf2out.c (reference_to_unused): Query varpool if the
23684 variable was output.
23686 2007-01-30 Richard Guenther <rguenther@suse.de>
23688 PR middle-end/30313
23689 * passes.c (execute_one_pass): Reset in_gimple_form to not
23690 confuse non-unit-at-a-time mode.
23692 2007-01-29 Roger Sayle <roger@eyesopen.com>
23693 Richard Guenther <rguenther@suse.de>
23695 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23696 avoid undefined behaviour on overflow. Use force_fit_type_double
23697 to construct the constant with the specified TREE_OVERFLOW.
23699 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23701 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23702 * config/dfp-bit.h: Ditto.
23704 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23706 * c-decl.c (pop_scope): Replace warnings with call to
23707 warn_for_unused_label.
23708 * c-common.h (warn_for_unused_label): Declare.
23709 * c-common.c (warn_for_unused_label): Define.
23711 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23713 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23716 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23718 * Makefile.in (USER_H): Remove decfloat.h.
23719 * ginclude/decfloat.h: Delete, moving contents to ...
23720 * ginclude/float.h: Add support for decimal floating point,
23721 guarded by __STDC_WANT_DEC_FP__.
23723 2007-01-29 Mike Stump <mrs@apple.com>
23725 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23726 Analysis and Representation to resolve case insensitive conflict.
23727 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23729 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23731 * tree.h (struct tree_memory_tag): Add aliases member.
23732 (MTAG_ALIASES): New macro.
23733 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23734 (add_may_alias): Remove pointer-set. Update for may_aliases being
23736 (mark_aliases_call_clobbered): Update for may_aliases being a
23738 (compute_tag_properties): Ditto.
23739 (create_partition_for): Ditto.
23740 (compute_memory_partitions): Ditto.
23741 (dump_may_aliases_for): Ditto.
23742 (is_aliased_with): Ditto.
23743 (add_may_alias_for_new_tag): Ditto.
23744 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23745 (compute_is_aliased): New function.
23746 (compute_may_aliases): Call compute_is_aliased).
23747 (init_alias_info): Initialize alias_bitmap_obstack.
23748 (union_alias_set_into): New function.
23749 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23750 (have_common_aliases_p): Rewrite to take two bitmaps and use
23752 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23753 Update for bitmaps.
23754 (finalize_ref_all_pointers): Update for add_may_alias changes.
23755 (new_type_alias): Ditto.
23756 * tree-flow-inline.h (may_aliases): Return a bitmap.
23757 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23758 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23759 may_aliases being a bitmap.
23760 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23761 may_aliases now returns a bitmap.
23762 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23764 * tree-ssa-operands.c (add_virtual_operand): Update for
23765 may_aliases being a bitmap.
23767 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23769 PR tree-optimization/30630
23770 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23771 variable as changed.
23773 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23776 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23777 expanded only once even if an error occurs.
23779 2007-01-29 Ben Elliston <bje@au.ibm.com>
23781 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23782 (__gcov_average_profiler): Likewise.
23783 (__gcov_ior_profiler): Likewise.
23784 (__gcov_merge_ior): Likewise.
23786 2007-01-28 Jan Hubicka <jh@suse.cz>
23788 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23789 * value-prof.c (stringop_block_profile): Likewise.
23791 2007-01-28 Jan Hubicka <jh@suse.cz>
23793 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23794 Add variant handling histograms; add wrapper.
23795 (clear_storage_via_libcall): Export.
23796 (emit_block_move_hints): Break out from ...; add histograms.
23797 (emit_block_move): ... this one.
23798 (clear_storage_hints): Break out from ...; add histograms.
23799 (clear_storage): ... this one.
23800 (set_storage_via_memset): Handle histogram.
23801 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23802 (clear_storage_hints, clear_storage_via_libcall): Declare.
23803 (set_storage_via_setmem): Update prototype.
23804 * doc/md.texi (movmem, setmem): Document new arguments.
23806 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23807 Add new histograms.
23808 (stringop_block_profile): New global function.
23809 (tree_stringops_values_to_profile): Profile block size and alignment.
23810 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23812 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23813 (stringop_block_profile): Declare.
23814 * builtins.c: Include value-prof.h.
23815 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23816 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23817 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23818 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23819 * profile.c (instrument_values): Add new counters.
23820 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23822 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23823 (tree_init_edge_profiler): Build new profilers.
23824 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23825 (pass_tree_profile): Add dump.
23826 (tree_profile_hooks): Update.
23827 * Makefile.in (LIBGCOV): Add new constants.
23828 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23829 __gcov_ior_profiler): New.
23830 * i386.md (movmem/setmem expanders): Add new optional arguments.
23832 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23834 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23836 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23838 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23839 (tree_unswitch_single_loop): Pass eni_size_weights to
23840 tree_num_loop_insns.
23841 * tree-ssa-loop-manip.c: Include tree-inline.h.
23842 (can_unroll_loop_p): Pass eni_size_weights to
23843 tree_num_loop_insns.
23844 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23845 Pass eni_size_weights to estimate_num_insns.
23846 * tree.h (init_inline_once): Export.
23847 * toplev.c (backend_init): Call init_inline_once.
23848 * cgraphunit.c (cgraph_process_new_functions,
23849 cgraph_analyze_function): Pass eni_inlining_weights to
23850 estimate_num_insns.
23851 * ipa-inline.c (compute_inline_parameters): Ditto.
23852 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23853 to estimate_num_insns.
23854 (try_unroll_loop_completely): Pass eni_size_weights to
23855 tree_num_loop_insns.
23856 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23857 ot estimate_num_insns.
23858 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23859 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23860 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23861 eni_time_weights): New variables.
23862 (init_inline_once): Initialize them.
23863 (struct eni_data): Mew.
23864 (estimate_num_insns_1, estimate_num_insns): Use weights.
23865 * tree-inline.h (struct eni_weights_d): New.
23866 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23867 (estimate_num_insns): Declaration changed.
23868 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23869 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23870 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23872 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23874 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23875 relations in the conflict function is valid.
23877 2007-01-27 Ian Lance Taylor <iant@google.com>
23879 * common.opt: Add fstrict-overflow.
23880 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23881 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23882 (TYPE_OVERFLOW_UNDEFINED): Define.
23883 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23885 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23886 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23887 (fold_negate_expr): Likewise.
23888 (make_range): Likewise.
23889 (extract_muldiv_1): Likewise.
23890 (maybe_canonicalize_comparison): Likewise.
23891 (fold_comparison): Likewise.
23892 (fold_binary): Likewise.
23893 (tree_expr_nonnegative_p): Likewise.
23894 (tree_expr_nonzero_p): Likewise.
23895 * tree-vrp.c (compare_values): Likewise.
23896 (extract_range_from_binary_expr): Likewise.
23897 (extract_range_from_unary_expr): Likewise.
23898 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23900 (nowrap_type_p): Likewise.
23901 * tree-scalar-evolution.c (simple_iv): Likewise.
23902 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23903 (build_range_check): Likewise.
23904 (extract_muldiv_1): Likewise.
23905 (fold_comparison): Likewise.
23906 * tree-vrp.c (vrp_int_const_binop): Likewise.
23907 (extract_range_from_unary_expr): Likewise.
23908 * convert.c (convert_to_integer): Likewise.
23909 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23910 (fold_comparison): Likewise.
23911 (fold_binary): Likewise.
23912 * optabs.c (optab_for_tree_code): Likewise.
23913 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23914 * simplify-rtx.c (simplify_const_relational_operation): Check
23915 flag_strict_overflow and flag_trapv.
23916 (simplify_const_relational_operation): Likewise.
23917 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23918 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23921 2007-01-27 Roger Sayle <roger@eyesopen.com>
23923 * tree.c (tree_fold_gcd): Delete.
23924 * tree.h (tree_fold_gcd): Remove prototype.
23925 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23926 test whether one constant integer is a multiple of another. Instead
23927 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23928 * fold-const.c (multiple_of_p): We've determined both TOP and
23929 BOTTOM are integer constants so we can call int_const_binop directly
23930 instead of the more generic const_binop.
23932 2007-01-27 Roger Sayle <roger@eyesopen.com>
23934 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23935 1*X check that the constant hasn't overflowed, to preserve the
23937 (round_up): Provide an efficient implementation when rouding-up an
23938 INTEGER_CST to a power-of-two.
23940 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23942 * doc/sourcebuild.texi: Add comma for clarity.
23943 * doc/extend.texi: Fix some typos.
23944 * doc/passes.texi: Likewise.
23945 * doc/cppinternals.texi: Likewise.
23946 * doc/c-tree.texi: Likewise.
23947 * doc/tree-ssa.texi: Likewise.
23948 * doc/install.texi: Likewise.
23950 2007-01-27 Jan Hubicka <jh@suse.cz>
23952 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23953 (pass_sra): Do not require alias information.
23954 * passes.c (init_optimization_passes): Add SRA
23956 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23958 * tracer.c (rest_of_handle_tracer): We already cleaned
23959 up the CFG in tracer() so don't do it here again.
23960 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23961 cleanup_cfg here, either. And don't call renumber_insns.
23963 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23964 and BB_HEAD are in the insn stream here. Instead make sure
23965 that BB_INSN is valid on all insns. Also, do check here that
23966 there are no pending branch predictions...
23967 (rtl_verify_flow_info): ...instead of doing it here. Checks
23968 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23971 2007-01-26 Roger Sayle <roger@eyesopen.com>
23973 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23974 function to simplify/factorize operand order canonicalization.
23975 (ix86_fixup_binary_operands): Reorganize using the above function.
23976 (ix86_binary_operator_ok): Likewise.
23978 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23980 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23981 file scope from optimize_attrs.
23982 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23984 (optimize_attrs): Clear insn_code_values after freeing it.
23986 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23988 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23989 a parts.base assignment.
23991 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23993 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23994 (compute_subscript_distance, initialize_data_dependence_relation,
23995 finalize_ddr_dependent, analyze_ziv_subscript,
23996 analyze_siv_subscript_cst_affine,
23997 compute_overlap_steps_for_affine_univar,
23998 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23999 analyze_siv_subscript, analyze_miv_subscript,
24000 analyze_overlapping_iterations, subscript_dependence_tester_1,
24001 compute_self_dependence, free_dependence_relation): Work
24002 with affine_fn instead of chrecs.
24003 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
24004 common_affine_function, affine_function_base,
24005 affine_function_constant_p, affine_fn_op, affine_fn_plus,
24006 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
24007 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
24008 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
24009 (all_chrecs_equal_p): Removed.
24010 * tree-data-ref.h (affine_fn, conflict_function): New types.
24011 (struct subscript): Change type of conflicting_iterations_in_a
24012 and conflicting_iterations_in_b.
24014 2007-01-26 Steve Ellcey <sje@cup.hp.com>
24017 * config/pa/pa.h (TARGET_HPUX_11): New.
24018 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
24019 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
24021 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
24022 Richard Guenther <rguenther@suse.de>
24024 * tree-ssa-structalias.c (solve_graph): Handle case
24025 we merged the variable to another.
24027 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24029 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
24032 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
24033 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
24035 2007-01-25 DJ Delorie <dj@redhat.com>
24037 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
24038 allow changes to modes which don't fit in those registers.
24040 * reload1.c (choose_reload_regs): Check for invalid subregs before
24041 computing their locations, not after.
24043 2007-01-25 Geoffrey Keating <geoffk@apple.com>
24046 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
24047 save Altivec registers in an eh_return function.
24048 (compute_vrsave_mask): Likewise.
24049 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
24050 for saving Altivec registers.
24051 (rs6000_emit_prologue): Don't allocate stack twice in
24052 eh_return function. Correct expected value of altivec_save_offset
24053 when using save_world. Describe save of R0 to stack when using
24054 save_world. Describe stack pointer adjustment when using
24055 save_world. Remove duplicated eh_return parameter register saving.
24056 Update sp_offset variable after save_world.
24057 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
24059 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
24060 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
24063 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24065 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
24067 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24070 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
24071 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
24073 2007-01-25 Richard Guenther <rguenther@suse.de>
24075 * doc/invoke.texi (-Wcoverage-mismatch): Document.
24076 * common.opt (-Wcoverage-mismatch): New warning option.
24077 * coverage.c (get_coverage_counts): Ignore coverage mismatch
24078 if -Wcoverage-mismatch is given.
24080 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
24082 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
24083 (ipcp_driver): Change to static definition.
24084 Add dumping of the ifunctions.
24085 (constant_val_insert): Remove unused parameter. Support for SSA.
24086 (ipcp_propagate_const): Support for SSA.
24087 (ipcp_profile_bb_print): Print only analyzed nodes.
24088 (ipcp_replace_map_create): Remove support for Fortran constant
24090 * ipa-prop.c (ipa_method_modify_stmt,
24091 ipa_callsite_compute_param): Support for SSA.
24092 * ipa-prop.h (ipcp_driver): Remove declaration.
24093 (IS_VALID_TREE_MAP_INDEX): Add define.
24095 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24097 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24099 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24101 PR middle-end/30447
24102 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24103 constant argument to cabs and do it without checking for
24104 -funsafe-math-optimizations.
24106 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24108 * c-common.h (RID_FIRST_CXX0X): New.
24109 (RID_LAST_CXX0X): New.
24110 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24112 * c.opt (Wc++0x-compat): New.
24113 * doc/invoke.texi (-Wc++0x-compat): Document.
24115 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24117 * builtins.c (fold_builtin_carg): New.
24118 (fold_builtin_1): Use it.
24120 2007-01-24 Jan Hubicka <jh@suse.cz>
24122 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24124 * ipa-inline.c (initial_insns, max_insns): Delete.
24125 (compute_max_insns): New function.
24126 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24127 amount of insns as base for code growth.
24128 (cgraph_decide_inlining): Make initial_insns local; do not compute
24130 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24131 * doc/invoke.texi (inline-unit-growth): Update docs.
24133 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24135 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24136 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24137 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24138 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24139 for CPUs that have PTA_CX16 set.
24141 PR middle-end/27416
24142 * gimplify.c (omp_check_private): New function.
24143 (gimplify_scan_omp_clauses): Use it for
24144 firstprivate/lastprivate/reduction.
24146 PR middle-end/30494
24147 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24148 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24150 PR middle-end/30421
24151 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24152 If lower_lastprivate_clauses emits some statements, append them
24153 to dlist rather than body_p and to body_p append an initializer.
24154 (lower_omp_for): Adjust caller.
24156 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24158 * target.h (globalize_decl_name): New.
24159 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24160 * output.h (default_globalize_decl_name): New.
24161 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24163 (globalize_decl): Ditto.
24164 (default_globalize_decl_name): New.
24165 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24166 (ia64_handle_version_id_attribute): New.
24167 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24168 (ia64_asm_output_external): Use globalize_decl_name instead
24169 of globalize_label.
24170 * doc/extend.texi (version_id): New pragma.
24171 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24173 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24175 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24176 _uleb128_t and _Unwind_SWord with _sleb128_t.
24177 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24178 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24180 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24181 * unwind-pe.h (read_uleb128, read_sleb128,
24182 read_encoded_value_with_base): Likewise.
24183 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24185 2007-01-24 Richard Guenther <rguenther@suse.de>
24187 * builtins.c (expand_builtin_cexpi): Get the fndecl
24188 for cexp in the correct way.
24190 2007-01-24 Jan Hubicka <jh@suse.cz>
24192 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24195 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24197 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24198 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24199 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24200 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24201 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24202 __SIZEOF_PTRDIFF_T__.
24203 * doc/cpp.texi: Documentation for the new builtin macros added.
24205 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24207 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24208 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24209 instead of operands[2] to avoid access past the end of array.
24211 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24213 * reload1.c (emit_reload_insns): Pass the reload register
24214 for a non-spill output reload through forget_old_reloads_1.
24216 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24218 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24219 _SOFT_DOUBLE if doubles use software floating-point.
24220 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24221 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24222 * config/rs6000/darwin-ldouble.c: Also compile functions for
24223 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24224 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24225 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24226 commented-out long double override.
24227 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24228 * config/rs6000/eabispe.h: Likewise.
24229 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24230 long double for non-SPE.
24231 (rs6000_handle_option): Likewise.
24232 (invalid_e500_subreg): Disallow more subregs involding DImode,
24233 DFmode, TImode or TFmode.
24234 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24236 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24238 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24239 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24241 (rs6000_legitimate_address): Also check for TFmode for E500
24243 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24244 (spe_build_register_parallel): Handle TFmode and TCmode.
24245 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24247 (function_arg): Handle TFmode and TCmode for E500 double.
24248 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24250 (print_operand): Handle TFmode and TImode for %y.
24251 (rs6000_generate_compare): Handle TFmode comparisons for E500
24253 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24254 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24255 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24256 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24257 TFmode for E500 double.
24258 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24259 (floatsidf2): Enable for E500 double.
24260 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24261 (extenddftf2): Change to extenddftf2_fprs.
24262 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24263 depending on TARGET_E500_DOUBLE.
24264 (extendsftf2): Enable for E500 double.
24265 (trunctfdf2): Enable for E500 double.
24266 (trunctfsf2): Change to trunctfsf2_fprs.
24267 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24268 depending on TARGET_E500_DOUBLE.
24269 (floatsitf2): Enable for E500 double.
24270 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24271 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24272 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24273 (negtf2): Change to negtf2_internal.
24274 (negtf2): New expander.
24275 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24276 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24277 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24278 (movdi_internal32): Use rs6000_nonimmediate_operand.
24279 (unnamed splitter): Likewise.
24280 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24281 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24282 (SPE64TF, DITI): New mode macros.
24283 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24286 (frob_<mode>_di_2): New.
24287 (frob_tf_di_8_2): New.
24288 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24290 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24292 (frob_ti_<mode>_8_2): New.
24293 (frob_ti_tf_2): New.
24294 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24295 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24297 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24298 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24299 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24300 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24301 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24302 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24305 2007-01-23 Ian Lance Taylor <iant@google.com>
24307 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24309 (OBJS-archive): Reformat, alphabetize.
24310 (OBJS): Change out_object_file to OBJS-md.
24312 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24314 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24315 JUMP_P and CALL_P predicates where applicable.
24316 * config/i386/i386.c: Ditto.
24317 * config/i386/i386.md: Ditto.
24318 * config/i386/mmx.md: Ditto.
24319 * config/i386/predicates.md: Ditto.
24321 2007-01-22 Andreas Schwab <schwab@suse.de>
24323 * config/m68k/m68k.h: Fix comment.
24325 2007-01-22 Jan Hubicka <jh@suse.cz>
24327 * passes.c (init_optimization_passes): Do not rerun
24328 pass_early_warn_uninitialized.
24330 2007-01-22 Richard Guenther <rguenther@suse.de>
24332 PR tree-optimization/30038
24333 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24335 (execute_cse_sincos_1): Likewise.
24336 (execute_cse_sincos): Likewise.
24337 (gate_cse_sincos): Likewise.
24338 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24339 the cexpi() canonicalization of sincos().
24340 * tree-pass.h (pass_cse_sincos): Declare.
24341 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24343 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24345 PR rtl-optimization/29329
24346 * combine.c (replaced_rhs_insn): Rename to i2mod.
24347 (replaced_rhs_value): Rename to i2mod_new_rhs.
24348 (i2mod_old_rhs): New global variable.
24349 (combine_instructions): Adjust for above change. Save a copy of
24350 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24351 note are substituted in the second instruction.
24352 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24353 ditch the note if it pertains to the second eliminated register
24354 and this register is mentioned in i2mod_old_rhs.
24357 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24359 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24360 the insn to which the note was originally attached.
24362 2007-01-21 Jan Hubicka <jh@suse.cz>
24364 * ipa-inline.c (inlining_mode): Comment, move up.
24365 (cgraph_decide_inlining_incrementally): Do not perform inlining
24366 itself; fix handling of flattening of self recursive functions.
24367 (cgraph_find_cycles): Remove.
24368 (cgraph_flatten_node): Remove.
24369 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24370 (try_inline): New function.
24371 (cgraph_early_inlining): Update call of
24372 cgraph_decide_inlining_incrementally. Apply inlining here.
24373 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24375 2007-01-21 Dirk Mueller <dmueller@suse.de>
24378 * tree-vrp.c (check_array_bounds): do not warn
24379 about ADDR_EXPR's of ARRAY_REF's which are immediately
24380 used in binary expressions.
24382 2007-01-21 Ira Rosen <irar@il.ibm.com>
24384 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24385 read_write_dep and macros for its access.
24386 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24387 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24388 argument, call vect_check_interleaving for every independent pair of
24389 data-refs. Mark loads that access the same memory location as a store
24391 (vect_check_dependences): Remove.
24392 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24393 call, fix the call to vect_analyze_data_ref_dependence.
24394 (vect_analyze_data_ref_access): For statements that access the same
24395 data-ref, check that they are not stores; for loads, check that there
24396 is no store that access the same location.
24398 2007-01-20 Roger Sayle <roger@eyesopen.com>
24399 Joseph Myers <joseph@codesourcery.com>
24401 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24402 (-fdump-rtl-stack): Likewise.
24403 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24404 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24405 (-mpt-fixed): Use @minus{} for minus sign.
24406 (Using Precompiled Headers): Fix under/overfull hbox.
24408 2007-01-20 Jan Hubicka <jh@suse.cz>
24410 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24411 place within annotation.
24413 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24415 * pa.c (output_move_double): Change array size of xoperands to 4.
24417 2007-01-20 Jan Hubicka <jh@suse.cz>
24419 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24422 2007-01-19 Ian Lance Taylor <iant@google.com>
24424 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24425 constant to unsigned HOST_WIDE_INT before negating.
24427 2007-01-19 Ian Lance Taylor <iant@google.com>
24429 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24431 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24432 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24433 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24434 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24435 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24436 (realloc_vdef, realloc_vuse): Change second parameter to
24438 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24439 fields to unsigned.
24440 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24441 unsigned. Change x and lim locals to unsigned.
24442 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24444 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24445 (copy_virtual_operands): Change i and n locals to unsigned.
24447 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24449 PR middle-end/29335
24450 * builtins.c (fold_builtin_1): Handle builtin fdim.
24452 2007-01-20 Jan Hubicka <jh@suse.cz>
24454 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24455 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24456 init_alias_heapvars.
24457 (init_alias_heapvars): Initialize only when not already initialized.
24458 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24460 2007-01-19 Roger Sayle <roger@eyesopen.com>
24462 * common.opt (fsigned-zeros): New command line option.
24463 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24464 of flag_unsafe_math_optimizations.
24465 * opts.c (set_fast_math_flags): The -ffast-math command line option
24466 implies -fno-signed-zeros.
24467 (fast_math_flags_set_p): Likewise.
24469 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24470 the documentation of -ffast-math appropriately. Wrap long lines.
24472 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24474 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24475 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24477 2007-01-19 Tomas Bily <tbily@suse.cz>
24479 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24481 (tree_init_ic_make_global_vars): New function
24482 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24483 (tree_gen_ic_profiler): New function
24484 (tree_gen_ic_func_profiler): New function
24485 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24486 (tree_profile_hooks): Added hook for indirec/virtual calls
24487 * value-prof.c (tree_find_values_to_profile): New case for
24489 (tree_values_to_profile): Call for determining indirect/virtual
24491 (tree_indirect_call_to_profile): New function
24492 (tree_ic_transform): New function
24493 (tree_ic): New function
24494 (find_func_by_pid): New function
24495 (init_pid_map): New function
24496 (tree_value_profile_transformations): Added check for
24497 indirect/virtual call transformation
24498 * value-prof.h (enum hist_type): New counter type for
24499 indirect/virtual calls
24500 (profile_hooks): Added new hook for profiling indirect/virtual
24502 * profile.c (instrument_values): New case for indirect/virtual
24504 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24505 (GCOV_COUNTER_V_INDIR): New counter type
24506 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24507 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24509 * cgraph.c: Definition of cgraph_max_pid
24510 (cgraph_create_node): Default init of pid attribute
24511 * cgraph.h: Declaration of cgraph_max_pid
24512 (struct cgraph_node): Added pid attribute
24513 * libgcov.c (__gcov_indirect_call_profiler): New function
24514 (__gcov_one_value_profiler_body): New function
24515 (__gcov_one_value_profiler): Body was moved to
24516 __gcov_one_value_profiler_body and calls it
24518 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24520 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24521 * gengtype.c (write_types_data, write_func_for_structure,
24522 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24523 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24524 (walk_type, write_func_for_structure): Generate the mark_hook if
24527 2007-01-19 Jan Hubicka <jh@suse.cz>
24529 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24530 'early' argument take inlining mode argument specifying whether to
24531 inline for size/speeed or all functions; add support for flattening;
24533 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24535 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24538 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24539 the name of the declared identifier.
24541 2007-01-19 Dirk Mueller <dmueller@suse.de>
24543 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24544 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24545 duplicate evaluation.
24547 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24549 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24550 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24551 to XFMode, use acosxf2 and truncate result to requested mode.
24552 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24553 (asin<mode>2): Similarly, with asin expanders.
24554 (*fscalexf4_i387): Rename from *fscalexf4.
24555 (expNcorexf3): New expander.
24556 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24557 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24558 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24559 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24560 patterns for SSE math.
24561 (exp10<mode>2): Similarly, with exp10 expanders.
24562 (exp2<mode>2): Similarly, with exp2 expanders.
24563 (expm1<mode>2): Similarly, with expm1 expanders.
24564 (ldexp<mode>3): Similarly, with ldexp expanders.
24565 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24566 Use gen_truncxf<mode>2_i387_noop to truncate result.
24568 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24570 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24571 for ColdFire targets.
24573 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24574 Richard Sandiford <richard@codesourcery.com>
24576 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24577 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24578 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24579 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24580 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24581 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24583 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24585 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24586 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24587 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24588 (*adddi_dilshr32_cf): New pattern.
24589 (adddi3, subdi3): Remove first alternatives.
24591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24593 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24594 implemented using move.l, do not use its cc result for floating-point
24597 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24599 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24600 from accepting 's' constraints if flag_pic.
24602 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24604 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24605 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24606 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24607 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24609 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24611 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24612 ColdFire alternatives.
24613 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24614 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24615 architectures that support ff1 instruction.
24617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24618 Julian Brown <julian@codesourcery.com>
24620 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24621 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24622 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24625 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24627 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24629 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24630 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24631 HOST_WIDE_INT instead of an rtx.
24632 (m68k_rtx_costs): Update call accordingly.
24633 (output_move_const_into_data_reg): Likewise. Fix formatting.
24634 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24636 (output_move_simode_const): Update calls after above changes.
24637 Rework to use automatic variables and predicates like MEM_P.
24638 * config/m68k/m68k.md (pushexthisi_const): Update call to
24641 2007-01-19 Dirk Mueller <dmueller@suse.de>
24643 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24644 in dump_flags test.
24646 2007-01-19 Richard Guenther <rguenther@suse.de>
24648 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24649 via cexp in case sincos is not available.
24651 2007-01-19 Richard Guenther <rguenther@suse.de>
24653 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24654 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24655 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24656 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24657 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24658 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24659 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24660 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24662 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24664 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24666 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24667 (atan2xf3): Directly generate RTL pattern.
24668 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24669 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24670 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24671 disable patterns for SSE math.
24672 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24673 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24674 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24675 disable patterns for SSE math.
24677 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24679 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24681 2007-01-18 Roger Sayle <roger@eyesopen.com>
24683 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24684 VIEW_CONVERT_EXPR to the same type as it's operand.
24686 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24688 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24689 configured for long double 128.
24691 2007-01-18 Mike Stump <mrs@apple.com>
24693 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24696 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24698 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24701 2007-01-18 Jan Hubicka <jh@suse.cz>
24703 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24704 greater than NUM_VOP_FREE_BUCKETS.
24706 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24708 * tree-ssa-structalias.c: Update comments.
24709 (ptabitmap_obstack): Removed.
24710 (pta_obstack): New.
24711 (oldpta_obstack): Ditto.
24712 (stats): Add a few members.
24713 (struct variable_info): Remove node, complex, address_taken, and
24714 indirect_target members. Add oldsolution member.
24715 (new_var_info): Do not initialize removed members.
24716 (constraint_expr_type): Remove INCLUDES.
24717 (constraint_graph): Add size, implicit_preds, rep,
24718 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24719 (FIRST_REF_NODE): New macro.
24720 (LAST_REF_NODE): Ditto.
24721 (FIRST_ADDR_NODE): Ditto.
24722 (find): New function.
24724 (dump_constraint): Do not handle INCLUDES.
24725 (insert_into_complex): Do not insert duplicate constraints.
24726 (condense_varmap_nodes): Renamed and rewritten into ...
24727 (merge_node_constraints): This. Also fix bug in handling of
24728 offseted copy constraints.
24729 (clear_edges_for_node): No longer need to deal with preds at all,
24730 or removing associated preds/succs.
24731 (merge_graph_nodes): Deal with indirect_cycles.
24732 Don't deal with predecessors.
24733 (add_implicit_graph_edge): New function.
24734 (add_pred_graph_edge): Ditto.
24735 (add_graph_edge): Don't deal with predecessors.
24736 (build_constraint_graph): Removed.
24737 (build_pred_graph): New function.
24738 (build_succ_graph): Ditto.
24739 (struct scc_info): Removed in_component. Added roots, dfs, and
24740 node_mapping. Remove visited_index, unification_queue.
24741 (scc_visit): Deal with union-find we do now.
24742 Deal with cycles with REF nodes.
24743 (collapse_nodes): Renamed and rewritten to ...
24744 (unify_nodes): This.
24745 (process_unification_queue): Removed.
24746 (topo_visit): Cleanup
24747 (do_da_constraint): Use find.
24748 (do_sd_constraint): Ditto.
24749 (do_ds_constraint): Ditto.
24750 (do_complex_constraint): Ditto.
24751 (init_scc_info): Update for removed and added members.
24752 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24753 (find_indirect_cycles): This.
24754 (equivalence_class): New variable.
24755 (label_visit): New function.
24756 (perform_variable_substitution): Rewritten.
24757 (free_var_substitution_info): New function.
24758 (find_equivalent_node): Ditto.
24759 (move_complex_constraints): Ditto.
24760 (eliminate_indirect_cycles): Ditto.
24761 (solve_graph): Only propagate changed bits.
24762 Use indirect cycle elimination.
24764 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24765 (tree_id_eq): Renamed to ...
24766 (tree_vi_eq): This. Update for member change
24767 (insert_id_for_tree): Renamed and rewritten to ...
24768 (insert_vi_for_tree): This.
24769 (lookup_id_for_tree): Renamed and rewritten to ...
24770 (lookup_vi_for_tree): This.
24771 (get_id_for_tree): Renamed and rewritten to ...
24772 (get_vi_for_tree): Ditto.
24773 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24774 (process_constraint): Don't handle INCLUDES.
24775 Remove special ADDRESSOF case.
24776 (find_func_aliases): Rewrite to use vi functions instead of id
24778 (create_function_info_for): Ditto.
24779 (create_variable_info_for): Ditto.
24780 (intra_create_variable_infos): Ditto.
24781 (merge_smts_into): Ditto.
24782 (find_what_p_points_to): Ditto.
24783 (init_base_vars): Ditto.
24784 (init_alias_vars): Ditto.
24785 (remove_preds_and_fake_succs): New function.
24786 (dump_sa_points_to_info): Dump new stats.
24787 (dump_solution_for_var): Use find.
24788 (set_used_smts): Fix formatting.
24789 (compute_points_to_sets): Updated for new functions.
24790 (ipa_pta_execute): Ditto.
24792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24793 Richard Sandiford <richard@codesourcery.com>
24795 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24797 * calls.c (expand_call): If the return value is a PARALLEL,
24798 extract its first member.
24799 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24800 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24801 use FUNCTION_EXTRA_EPILOGUE.
24802 (m68k_function_value): Return a PARALLEL if the return value
24803 is of a pointer type.
24804 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24805 (FUNCTION_EXTRA_EPILOGUE): Remove.
24806 * config/m68k/m68k.md (D0_REG): New constant.
24808 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24810 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24811 output a NOP for empty epilogues.
24813 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24815 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24816 before function. Extend register save check to include all
24817 registers, not just integer ones.
24819 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24821 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24822 (m68k_use_return_insn): ...this.
24823 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24824 * config/m68k/m68k.c (use_return_insn): Rename to...
24825 (m68k_use_return_insn): ...this.
24826 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24827 of USE_RETURN_INSN.
24829 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24831 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24832 nearest even, fix denormal rounding overflow.
24834 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24836 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24837 f%$smove and f%$move.
24838 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24839 (extendsfdf2_cf): Use fdmove instead of f%&move.
24840 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24841 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24845 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24848 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24850 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24851 (coldfire_single_format): Declare.
24852 (coldfire_double_format): Likewise.
24853 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24854 of qnan_msb_set to determine the lower bits of a canonical
24856 (encode_ieee_double): Likewise.
24857 (encode_ieee_quad): Likewise.
24858 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24859 (mips_single_format): Likewise.
24860 (ieee_double_format): Likewise.
24861 (mips_double_format): Likewise.
24862 (ieee_extended_motorola_format): Likewise.
24863 (ieee_extended_intel_96_format): Likewise.
24864 (ieee_extended_intel_128_format): Likewise.
24865 (ieee_extended_intel_96_round_53_format): Likewise.
24866 (ibm_extended_format): Likewise.
24867 (mips_extended_format): Likewise.
24868 (ieee_quad_format): Likewise.
24869 (mips_quad_format): Likewise.
24870 (vax_f_format): Likewise.
24871 (vax_d_format): Likewise.
24872 (vax_g_format): Likewise.
24873 (i370_single_format): Likewise.
24874 (i370_double_format): Likewise.
24875 (decimal_single_format): Likewise.
24876 (decimal_double_format): Likewise.
24877 (decimal_quad_format): Likewise.
24878 (c4x_single_format): Likewise.
24879 (c4x_extended_format): Likewise.
24880 (real_internal_format): Likewise.
24881 (coldfire_single_format): New real_format.
24882 (coldfire_double_format): Likewise.
24883 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24884 canonical_nan_lsbs_set.
24885 (pdp11_d_format): Likewise.
24886 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24887 if TARGET_COLDFIRE_CPU.
24889 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24891 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24892 (output_call, m68k_legitimize_call_address): Declare.
24893 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24894 parenthesees. Add support for a 'W' constraint.
24895 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24896 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24897 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24898 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24900 (override_options): Initialize them. Do not set flag_no_function_cse
24901 for TARGET_ID_SHARED_LIBRARY.
24902 (m68k_output_pic_call): Delete.
24903 (m68k_legitimize_call_address): New function.
24904 (print_operand): Remove the %o prefix. Handle the %p prefix.
24905 (output_call): New function.
24906 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24907 target address from the GOT if symbolic jumps are not allowed.
24908 * config/m68k/m68k.md (call, general_operand): Do not set
24909 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24910 Merge separate flag_pic and !flag_pic define_insns into...
24911 (*call, *call_value): ...these new patterns. Match the address
24912 rather than the containing MEM and require it to be a call_operand.
24913 Use output_call to generate the asm template.
24914 * config/m68k/predicates.md (const_call_operand): New predicate.
24915 (call_operand): Likewise.
24917 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24919 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24920 (STACK_GROWS_DOWNWARD): Define to 1.
24921 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24922 comments, emphasizing that these values are only defaults.
24923 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24924 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24926 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24928 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24930 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24931 Richard Sandiford <richard@codesourcery.com>
24933 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24934 (FP_REGNO_P): New macros.
24935 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24936 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24937 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24938 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24940 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24942 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24943 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24945 * config/m68k/t-floatlib: New file, extracting common code from...
24946 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24947 * config/m68k/t-uclinux: Here.
24948 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24949 routines on ColdFire targets.
24951 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24953 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24954 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24955 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24956 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24957 explicitly set MOTOROLA to 1.
24958 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24960 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24961 Nathan Sidwell <nathan@codesourcery.com>
24963 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24964 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24965 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24966 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24967 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24968 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24969 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24970 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24971 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24972 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24973 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24974 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24975 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24976 (DBX_REGISTER_NUMBER): Delete.
24977 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24978 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24979 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24983 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24984 * config/flat.h: New file.
24985 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24986 OBJECT_FORMAT_FLAT.
24987 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24988 indirect references for -msep-data or -mid-shared-library.
24989 Do not use PC-relative code addresses either.
24990 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24992 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24993 for shared libraries and crt1.o for executables. Use crti.o and
24995 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24996 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24997 Do not add -elf2flt or -shared-lib-id options here.
24998 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24999 Pass -shared-lib-id if -mid-shared-library, taking the library
25000 identifier from -mshared-library-id if given, otherwise
25002 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
25003 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
25004 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
25005 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
25006 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
25007 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
25009 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
25010 jump sequence for ISA A and ISA A+.
25011 (PICJUMP): Likewise.
25013 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25015 * config.gcc (m68k-*-uclinux*): Base the port on the common
25016 and m68k GNU/Linux files rather than on the generic ELF ones.
25017 * config/m68k/uclinux.h (TARGET_VERSION): Override.
25018 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
25020 2007-01-18 Julian Brown <julian@codesourcery.com>
25021 Richard Sandiford <richard@codesourcery.com>
25023 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
25024 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25025 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
25027 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
25028 80 unconditionally.
25029 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25031 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25033 * doc/install.texi: Document m68k-uclinuxoldabi.
25034 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
25035 * config/m68k/uclinux-oldabi.h: New file, copied from
25036 config/m68k/uclinux.h.
25038 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
25040 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
25041 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
25042 (m32r_compute_frame_size): Use unsigned for regno.
25043 (m32r_reload_lr): Use gen_frame_mem.
25045 (m32r_output_function_epilogue): Don't output the function epilogue
25047 (m32r_expand_epilogue): New.
25048 (direct_return): Return false if the function has the interrupt
25050 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
25051 * config/m32r/m32r.md (epilogue): New expander.
25052 (return_lr, return_rte): New insns.
25053 (return): Make it expander.
25054 (return_normal): New expander.
25056 2007-01-18 Josh Conner <jconner@apple.com>
25059 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
25060 support for UNLE, UNLT, UNGE, and UNGT.
25062 2007-01-18 Jan Hubicka <jh@suse.cz>
25064 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
25065 * tree-tailcall (add_virtual_phis): Likewise.
25066 (optimize_tail_call): Return TODOs.
25067 (execute_tail_calls): Return TODOs.
25068 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
25069 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
25071 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25072 Cleanup cfg using TODO.
25073 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
25074 * passes.c (execute_function_todo): When cleanup did something, remove
25076 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
25077 (make_edges): Don't cleanup_cfg.
25079 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
25081 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
25082 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
25083 operate on the top of stack.
25084 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
25085 register handling of instructions that output to the second
25087 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25088 (move_for_stack_reg): Special-case check for dead destination
25089 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25091 * config/i386/i386.md (UNSPEC_TAN): New constant.
25092 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25093 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25094 to correctly model move of constant 1.0 to top stack slot.
25095 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25096 (unnamed peephole2 pattern): Remove corresponding peephole2
25097 pattern that optimizes tan insn and loading of constant 1.0.
25098 (tanxf2): Use fptanxf4_i387.
25099 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25100 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25101 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25102 disable patterns for SSE math.
25103 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25104 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25106 2007-01-18 Dirk Mueller <dmueller@suse.de>
25107 Richard Guenther <rguenther@suse.de>
25110 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25111 * common.opt (Warray-bounds): Add new warning option.
25112 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25114 * Makefile.in: make tree-vrp.o depend on toplev.h
25115 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25117 (check_array_refs, check_array_bounds, check_array_ref): New.
25119 2007-01-18 Jan Hubicka <jh@suse.cz>
25121 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25122 (execute_ssa_ccp): Return flags conditionally.
25123 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25125 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25127 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25129 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25130 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25132 * Makefile.c (GTFILES): Add cfglayout.h.
25133 * gengtype.c (open_base_files): Likewise.
25134 * cfglayout.c (cfg_layout_function_footer,
25135 cfg_layout_function_header) Reindent to make gengtype happy.
25136 * cfglayout.h (cfg_layout_function_footer,
25137 cfg_layout_function_header): Add GTY(()) marker.
25139 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25141 2007-01-18 Ben Elliston <bje@au.ibm.com>
25143 * genautomata.c (write_automata): Include xstrerror output in the
25144 error message if writing the DFA description file fails.
25146 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25148 * config/mips/mips-protos.h (mips_output_external): Make it
25150 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25151 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25152 (extern_list): Likewise.
25153 (extern_head): Likewise.
25154 (TARGET_ASM_FILE_END): Likewise.
25155 (mips_file_end): Likewise.
25156 (mips_output_external): Rewritten.
25158 2007-01-18 Ben Elliston <bje@au.ibm.com>
25160 * genpreds.c (write_insn_preds_c): Only write out the function
25161 body for regclass_for_constraint if we have register constraints.
25163 2007-01-17 Tom Tromey <tromey@redhat.com>
25165 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25166 * doc/install.texi (Testing): Use sourceware.org.
25167 (Binaries): Likewise.
25168 (Specific): Likewise.
25169 * doc/contrib.texi (Contributors): Use sourceware.org.
25171 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25173 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25174 (AVR_ENHANCED): Rename to ...
25175 (AVR_HAVE_MUL): ... new.
25176 (avr_enhanced_p): Rename to ...
25177 (avr_have_mul_p): ... new.
25178 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25179 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25180 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25181 (avr_have_mul_p): ... new.
25182 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25183 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25184 'avr_enhanced_p' and 'enhanced'.
25185 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25186 AVR_HAVE_MUL instead of AVR_ENHANCED.
25187 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25188 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25189 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25190 instead of AVR_ENHANCED.
25191 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25192 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25193 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25195 2007-01-17 Ian Lance Taylor <iant@google.com>
25197 * vec.h (VEC_reserve_exact): Define.
25198 (vec_gc_p_reserve_exact): Declare.
25199 (vec_gc_o_reserve_exact): Declare.
25200 (vec_heap_p_reserve_exact): Declare.
25201 (vec_heap_o_reserve_exact): Declare.
25202 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25204 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25205 negative parameter.
25206 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25207 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25208 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25209 * vec.c (calculate_allocation): Add exact parameter. Change all
25211 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25212 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25213 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25214 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25215 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25216 (vec_heap_p_reserve_exact): New function.
25217 (vec_heap_o_reserve_exact): New function.
25219 2007-01-17 Jan Hubicka <jh@suse.cz>
25221 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25223 2007-01-17 Eric Christopher <echristo@apple.com>
25225 * config.gcc: Support core2 processor.
25227 2007-01-16 Jan Hubicka <jh@suse.cz>
25229 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25230 the names, just unlink the chain so we don't crash on dangling
25234 2007-01-16 Jan Hubicka <jh@suse.cz>
25236 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25237 * tree-pass.h: Reorder to make IPA passes appear toegher.
25238 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25240 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25241 parameters, do not call early inliner.
25242 * ipa-inline.c: Update comments. Include tree-flow.h
25243 (cgraph_decide_inlining): Do not compute inlining parameters.
25244 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25245 be called with function context set up.
25246 (pass_ipa_inline): Remove unreachable functions before pass.
25247 (cgraph_early_inlining): Simplify assuming to be called from the
25249 (pass_early_inline): New pass.
25250 (cgraph_gate_ipa_early_inlining): New gate.
25251 (pass_ipa_early_inline): Turn into simple wrapper.
25252 (compute_inline_parameters): New function.
25253 (gate_inline_passes): New gate.
25254 (pass_inline_parameters): New pass.
25255 (apply_inline): Move here from tree-optimize.c
25256 (pass_apply_inline): New pass.
25257 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25259 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25260 doing them by hand.
25261 (tree_function_versioning): Do not allocate dummy struct function.
25262 * tree-inline.h (optimize_inline_calls): Update prototype.
25263 * tree-optimize.c (execute_fixup_cfg): Export.
25264 (pass_fixup_cfg): Remove
25265 (tree_rest_of_compilation): Do not apply inlines.
25266 * tree-flow.h (execute_fixup_cfg): Declare.
25267 * Makefile.in (gt-passes.c): New.
25268 * passes.c: Include gt-passes.h
25269 (init_optimization_passes): New passes.
25270 (nnodes, order): New static vars.
25271 (do_per_function_toporder): New function.
25272 (execute_one_pass): Dump current pass here.
25273 (execute_ipa_pass_list): Don't dump current pass here.
25275 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25277 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25278 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25280 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25282 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25283 (strong_alias): Define.
25284 (__gcc_qmul): Provide non-FMA for soft-float.
25285 (__gcc_qdiv): Same.
25290 (__gcc_qunord): New.
25300 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25301 soft-float functions.
25302 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25303 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25304 about long double soft float.
25306 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25307 Tehila Meyzels <tehila@il.ibm.com>
25309 * tree-vectorizer.h (is_pattern_stmt_p): New.
25310 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25311 formatting (tabs instead of spaces). Cleanup and clarify setting
25312 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25313 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25314 (vectorizable_type_demotion): Check that types are integral.
25315 (vectorizable_type_promotion): Likewise.
25316 (vectorizable_store): Fix typo. Eliminate new-line at end of
25319 2007-01-16 Jan Hubicka <jh@suse.cz>
25321 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25324 2007-01-15 Eric Christopher <echristo@apple.com>
25326 * ifcvt.c: Include vec.h, vecprim.h.
25327 (check_cond_move_block): New argument regs.
25328 Reorganize. Add registers used to regs.
25329 (cond_move_process_if_block): Use regs set above as
25332 2007-01-15 Eric Christopher <echristo@apple.com>
25334 * config/darwin.h: Update copyright.
25335 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25336 (LINK_COMMAND_SPEC): Add -u.
25337 (LINK_SPEC): Fix umbrella for above.
25339 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25341 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25344 2007-01-15 Tom Tromey <tromey@redhat.com>
25346 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25347 * doc/install.texi (Testing): Don't mention jacks.
25348 (Configuration): Document --enable-java-maintainer-mode. Move
25349 --with-java-home to libgcj-specific section. Document
25351 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25353 2007-01-15 Jan Hubicka <jh@suse.cz>
25355 * tree-ssa-dce.c (DCE_TODOs): New.
25356 (propagate_necessity): Return if something changed.
25357 (eliminate_unnecessary_stmts): Likewise.
25358 (perform_tree_ssa_dce): Return TODO flags when needed.
25359 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25361 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25363 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25364 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25365 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25366 patterns using X87MODEF12 mode macro. Extend operand 1
25367 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25368 (log10<mode>2): Ditto.
25369 (log2<mode>2): Ditto.
25370 (log1p<mode>2): Ditto.
25371 (logb<mode>2): Ditto.
25372 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25373 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25374 (*fxtractxf3_i387): Rename from *fxtractxf3.
25375 (fxtract_extend<mode>xf3_i387): New insn pattern.
25376 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25377 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25378 and gen_fyl2xxf3_i387().
25380 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25382 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25383 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25384 get_loop_exit_edges. Changed return type to bool.
25385 * cfgloop.h (fix_loop_placement): Declaration removed.
25387 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25389 * param.h (MIN_VECT_LOOP_BOUND): New.
25390 * params.def (MIN_VECT_LOOP_BOUND): New.
25391 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25392 argument - minimum threshold for number of iterations.
25393 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25394 argument to declaration.
25395 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25396 MIN_VECT_LOOP_BOUND.
25397 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25398 slpeel_tree_peel_loop_to_edge with additional argument.
25399 (vect_do_peeling_for_alignment): Likewise.
25400 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25402 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25405 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25406 operands of size 1.
25408 2007-01-14 Jan Hubicka <jh@suse.cz>
25410 * tree-dfa.c (remove_referenced_var): New function.
25411 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25412 prune referenced vars list too.
25413 * tree-flow.h (remove_referenced_var): Declare.
25415 2007-01-14 Jan Hubicka <jh@suse.cz>
25417 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25419 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25420 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25421 * except.h (verify_eh_throw_table_statements): Kill prototype.
25422 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25423 into call exrepssions.
25424 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25426 * tree-cfg.c: Include pointer-set.h.
25427 (verify_node_sharing): Work on pointer set.
25428 (verify_eh_throw_stmt_node): New.
25429 (verify_stmts): Use pointers sets, verify throw_stmt.
25431 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25433 * ipa-reference.c (analyze_function): Consider also addresses taken
25436 2007-01-12 Roger Sayle <roger@eyesopen.com>
25438 * c-typeck.c (null_pointer_constant_p): Replace use of
25439 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25440 (build_c_cast): Likewise.
25442 2007-01-12 Roger Sayle <roger@eyesopen.com>
25444 * tree.h (force_fit_type_double): Remove unused final argument.
25445 * c-common.c (constant_expression_warning): Replace use of
25446 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25447 (convert_and_check): Likewise.
25448 (shorten_compare): Update call to force_fit_type_double.
25449 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25450 * convert.c (convert_to_pointer): Update call to
25451 force_fit_type_double.
25452 * fold-const.c (force_fit_type_double): Remove overflowed_const
25454 (int_const_binop, fold_convert_const_int_from_int,
25455 fold_convert_const_int_from_real, fold_div_compare,
25456 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25457 fold_abs_const, fold_not_const): Remove the final argument from
25458 calls to force_fit_type_double.
25460 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25462 * configure.ac: Set insn to "nop" for spu-*-* also.
25463 * configure: Regenerate.
25465 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25467 * builtins.def : Add BUILT_IN_FREE.
25469 2007-01-12 Jan Hubicka <jh@suse.cz>
25471 PR tree-optimization/30443
25472 * tree-inline.c (tree_function_versioning): Do not optimize when
25473 cloning for inlining.
25475 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25477 * doc/loop.texi: Document recording of loop exits.
25478 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25479 (update_single_exits_after_duplication,
25480 update_single_exit_for_duplicated_loop,
25481 update_single_exit_for_duplicated_loops): Removed.
25482 (duplicate_loop_to_header_edge): Do not call
25483 update_single_exits_after_duplication and
25484 update_single_exit_for_duplicated_loops.
25485 (loop_version): Do not update single_exit information.
25486 (fix_loop_structure): Use record_loop_exits instead of
25487 mark_single_exit_loops.
25488 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25489 the lists of loop exits.
25490 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25491 split_edge, merge_blocks): Update the lists of loop exits.
25492 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25493 loop_optimizer_init.
25494 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25495 of mark_single_exit_loops.
25496 (loop_optimizer_finalize): Call release_recorded_exits.
25497 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25498 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25499 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25500 update single exit information.
25501 * lambda-code.c (perfect_nestify): Ditto.
25502 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25503 (mark_single_exit_loops): Removed.
25504 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25505 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25506 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25508 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25509 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25510 (verify_loop_structure): Verify consistency of the exit lists.
25511 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25512 (set_single_exit): Removed.
25513 * cfgloop.h (struct loop_exit): New function.
25514 (struct loop): single_exit_ field replaced by exits field.
25515 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25516 LOOPS_HAVE_RECORDED_EXITS.
25517 (struct loops): Added exits hash.
25518 (mark_single_exit_loops, set_single_exit): Declaration removed.
25519 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25521 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25523 * doc/invoke.texi: Avoid use of @headitem.
25525 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25527 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25531 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25534 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25535 Richard Sandiford <richard@codesourcery.com>
25537 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25538 * config/m68k/m68k.opt: Resort options.
25539 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25541 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25542 Richard Sandiford <richard@codesourcery.com>
25544 * doc/invoke.texi: Document the macros that are defined by
25545 m68k's -mtune and -mhard-float options.
25546 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25547 (m68k_cpp_cpu_family): Likewise.
25548 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25549 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25550 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25551 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25552 (m68k_cpp_cpu_family): Likewise.
25554 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25557 macros besides mc68000 as tuning macros. Use a switch statement
25558 to set them and mcpu32.
25560 2007-01-12 Julian Brown <julian@codesourcery.com>
25562 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25563 (TARGET_68040_ONLY): Rename to...
25564 (TARGET_68040): ...this.
25565 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25566 * config/m68k/m68k.md: Likewise.
25568 2007-01-12 Julian Brown <julian@codesourcery.com>
25569 Nathan Sidwell <nathan@codesourcery.com>
25570 Richard Sandiford <richard@codesourcery.com>
25572 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25573 the -mcpu= argument associated with the --with-cpu setting.
25574 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25575 if different from the one implied by the -mcpu setting.
25576 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25577 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25578 * doc/invoke.texi: Mention ColdFire in the introduction to the
25579 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25580 -mno-div and -mhard-float options. Make -m68881 a synonym for
25581 -mhard-float. Document the previously-undocumented -m5206e,
25582 -m528x, -m5307 and -m5407 options. Tweak the existing option
25583 documentation for consistency.
25584 * doc/install.texi: Mention new --with-cpu arguments.
25585 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25586 default CPU if neither -mcpu nor -march are specified.
25587 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25588 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25589 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25590 using m68k_tune to decide between families that implement the
25591 same ISA. Use m68k_tune to set __mcfv4e__.
25592 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25593 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25594 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25595 (FL_ISA_C, FL_ISA_MMU): New macros.
25596 (MASK_COLDFIRE): Delete.
25597 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25598 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25599 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25600 (TARGET_HARD_FLOAT): Do not define here.
25601 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25602 (TUNE_68000): New macro.
25603 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25604 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25605 (TUNE_CFV2): Redefine in terms of m68k_tune.
25606 (uarch_type, target_device, fpu_type): New enums.
25607 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25608 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25609 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25610 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25611 (FL_FOR_isa_c): New macros.
25612 (m68k_isa): New enum.
25613 (m68k_target_selection): New structure.
25614 (all_devices, all_isas, all_microarchs): New tables.
25615 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25616 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25617 (MASK_ALL_CPU_BITS): Delete.
25618 (m68k_find_selection): New function.
25619 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25620 Map the legacy target options to a combination of the new ones.
25621 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25622 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25623 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25625 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25626 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25628 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25629 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25630 * config/m68k/m68k-devices.def: New file.
25632 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25633 Nathan Sidwell <nathan@codesourcery.com>
25635 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25636 (SUBTARGET_EXTRA_SPECS): New macros.
25637 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25638 use %(asm_cpu_spec) instead.
25639 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25640 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25641 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25642 (EXTRA_SPECS): Rename to...
25643 (SUBTARGET_EXTRA_SPECS): ...this.
25645 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25646 Richard Sandiford <richard@codesourcery.com>
25647 Julian Brown <julian@codesourcery.com>
25649 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25650 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25651 to the configuration's default CPU.
25652 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25653 Remove default masks.
25654 (m680[012]0-*-*): Set the default with_cpu to the first part of
25656 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25657 (m68k*-*-linux): Extend the --with-cpu handling to...
25658 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25659 and m68010. Don't set target_cpu_default2.
25660 * doc/install.texi: Document --with-cpu for m68k.
25661 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25662 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25663 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25664 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25665 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25666 (ASM_SPEC): Remove use of %(asm_cpu_default).
25667 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25668 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25669 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25670 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25671 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25672 (TARGET_DEFAULT): Delete.
25673 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25674 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25675 (CPP_CPU_SPEC): Delete.
25676 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25677 the appropriate string.
25678 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25679 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25680 (ASM_SPEC): Don't use %(asm_default_spec).
25681 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25682 TARGET_DEFAULT and add MASK_68881.
25683 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25687 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25688 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25689 MASK_68010 alongside MASK_68020.
25690 * doc/invoke.texi: Document -m68010.
25691 * config/m68k/m68k.opt (m68010): New.
25692 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25694 (TUNE_68010): New macro.
25695 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25696 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25697 (M68K_CPU_m68332): Add MASK_68010.
25698 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25699 fallback definition.
25700 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25702 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25703 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25704 to all entries that use MASK_68020.
25705 (output_move_simode_const, output_move_himode, output_move_qimode)
25706 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25707 instead of TARGET_68020 to select clr behavior. Remove comment
25708 about there being no TARGET_68010.
25709 * config/m68k/m68k.md: Likewise throughout.
25711 2007-01-12 Julian Brown <julian@codesourcery.com>
25713 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25714 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25715 * config/m68k/m68k.md: Likewise.
25717 2007-01-12 Julian Brown <julian@codesourcery.com>
25719 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25720 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25722 2007-01-12 Julian Brown <julian@codesourcery.com>
25724 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25725 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25726 * config/m68k/m68k.md: Likewise.
25728 2007-01-12 Julian Brown <julian@codesourcery.com>
25729 Richard Sandiford <richard@codesourcery.com>
25731 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25732 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25733 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25735 (TARGET_CPU32): Rename to...
25736 (TUNE_CPU32): ...this.
25737 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25738 (TUNE_CFV2): New macros.
25739 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25740 remove conditions that are implied by TARGET_68020.
25741 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25742 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25743 (m68k_output_function_epilogue): Likewise.
25744 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25745 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25746 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25747 non-68000 timings. Refactor multiplication and division costs.
25748 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25749 TUNE_CPU32 instead of TARGET_CPU32.
25750 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25751 and TUNE_68060 instead of TARGET_68060.
25752 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25753 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25755 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25756 && !TARGET_COLDFIRE" to choose between moveq and clr.
25757 Likewise in the unnamed movsf pattern.
25758 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25759 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25762 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25764 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25765 of tabbing before backslashes.
25767 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25769 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25770 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25771 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25773 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25775 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25776 find_interesting_uses_cond.
25777 (find_interesting_uses_cond): Use extract_cond_operands.
25778 (rewrite_use_compare): Use extract_cond_operands and
25779 force_gimple_operand_bsi. Do not call update_stmt.
25780 (determine_use_iv_cost_condition): Use extract_cond_operands.
25781 Return cheaper of using original bound and changing the exit bound.
25783 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25785 PR tree-optimization/29516
25786 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25787 most_expensive_mult_to_index, addr_to_parts,
25788 create_mem_ref, maybe_fold_tmr): Make the type of
25789 fields of TARGET_MEM_REF sizetype.
25790 (move_fixed_address_to_symbol, move_pointer_to_base):
25792 * tree.def (TARGET_MEM_REF): Add comment on types of
25795 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25797 * c-common.c (vector_types_convertible_p): Treat opaque types as
25798 always convertible if they have the same size, but not otherwise.
25800 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25802 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25803 Remove the b_unconditional field.
25804 (noce_try_sign_mask): Do not look at b_unconditional.
25805 (noce_process_if_block): Do not use merge_if_blocks. Update
25806 the CFG here. Do not set b_unconditional.
25807 (cond_move_process_if_block): Likewise.
25808 (find_cond_trap): Likewise.
25809 (check_cond_move_block): Require simple jump insns at the end
25810 of the basic block.
25812 2007-01-11 Jan Hubicka <jh@suse.cz>
25814 PR tree-optimization/1046
25815 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25816 when alias info is not ready.
25817 (pass_tail_recursion): Do not require aliasing.
25818 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25819 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25820 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25821 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25822 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25823 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25824 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25826 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25827 When aliasing is not build, mark statement as volatile.
25829 2007-01-11 Tom Tromey <tromey@redhat.com>
25831 PR preprocessor/15185, PR preprocessor/20989:
25832 * doc/cppopts.texi <-MT>: Update description of algorithm for
25833 computing default target.
25834 <-M, -MD>: Reword "basename" text.
25836 2007-01-11 Roger Sayle <roger@eyesopen.com>
25838 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25839 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25840 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25841 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25842 fold_builtin_bswap, real_constp, fold_builtin_pow,
25843 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25844 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25845 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25846 * convert.c (convert_to_pointer): Likewise.
25847 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25848 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25849 const_binop, fold_convert_const_int_from_int,
25850 fold_convert_const_int_from_real,
25851 fold_convert_const_real_from_real, sign_bit_p,
25852 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25853 fold_sign_changed_comparison, fold_unary, fold_comparison,
25854 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25855 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25856 * print-tree.c (print_node_brief, print_node): Likewise.
25857 * stor-layout.c (place_field, layout_type): Likewise.
25858 * tree-chrec.c (keep_cast): Likewise.
25859 * tree.c (build_vector, build_real, build_real_from_int_cst,
25860 build_complex): Likewise.
25862 2007-01-11 Roger Sayle <roger@eyesopen.com>
25864 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25865 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25867 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25869 * configure.ac (strict1_warn): Rename to strict_warn.
25870 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25871 cc_set_by_configure, quoted_cc_set_by_configure,
25872 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25873 all_boot_languages, all_stagestuff): Remove.
25874 (target_list): Remove bootstrap targets.
25875 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25876 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25877 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25878 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25879 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25880 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25881 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25882 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25883 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25884 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25885 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25886 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25887 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25888 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25889 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25890 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25891 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25892 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25893 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25894 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25895 (mostlyclean): Adjust.
25896 (clean, distclean): Don't mention bootstrap stuff.
25897 * configure: Regenerate.
25898 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25899 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25900 treelang/config-lang.in (stagestuff): Remove.
25901 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25902 stageprofile, stagefeedback, stagestuff): Remove mention.
25904 2007-01-11 Nick Clifton <nickc@redhat.com>
25906 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25908 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25909 (mcore_arith_K_S_operand): Run the test for the S constraint not
25910 the test for the M constraint.
25911 (mcore_addsub_operand): Do not accept integer values that are
25912 larger than 32 bits.
25913 * config/mcore/mcore.md: Remove unused constraints from split.
25914 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25915 (addsi3): Likewise.
25916 (allocate_stack): Likewise.
25917 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25918 operands to 32 bits.
25919 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25921 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25922 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25923 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25924 mcore_output_bclri, mcore_output_andn, output_inline_const,
25925 mcore_output_move, mcore_output_movedouble): Likewise.
25926 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25927 (output_inline_const): Likewise.
25928 (output_inline_const): Fix format strings used in sprintf
25930 * config/mcore/mcore-protos.h: Update prototypes for changed
25931 functions in mcore.c.
25932 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25933 HOST_WIDE_INT and not int.
25934 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25935 CONST_OK_FOR_N): Likewise.
25936 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25937 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25940 2007-01-10 Jan Hubicka <jh@suse.cz>
25942 * tree-vrp.c (remove_range_assertions): Release defs.
25943 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25944 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25946 2007-01-10 Paul Brook <paul@codesourcery.com>
25948 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25949 * config/arm/arm.md (mulsi3subsi): New insn.
25951 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25953 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25954 (tree_transform_and_unroll_loop): New.
25955 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25958 2007-01-10 Robert Kennedy <jimbob@google.com>
25960 * fold-const.c (fold_comparison): Fold comparisons like (x *
25961 1000 < 0) to (x < 0).
25963 2007-01-10 Ian Lance Taylor <iant@google.com>
25965 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25966 operands have the same priority.
25968 2007-01-10 Tom Tromey <tromey@redhat.com>
25970 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25971 (fold_binary): Likewise.
25972 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25973 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25974 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25975 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25976 * langhooks.h (struct lang_hooks): Removed field
25977 'can_use_bit_fields_p'.
25979 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25981 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25983 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25985 * function.c (get_last_funcdef_no): New function.
25986 * function.h (get_last_funcdef_no): Declare.
25987 * tree-inline.c (initialize_cfun): Add initialization.
25988 (tree_function_versioning): Cleanup.
25990 2007-01-10 Jan Hubicka <jh@suse.cz>
25992 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25995 2007-01-10 Sa Liu <saliu@de.ibm.com>
25996 Ben Elliston <bje@au.ibm.com>
25998 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25999 for SAVE_NONLOCAL and Pmode for any other save level.
26000 * spu-protos.h (spu_restore_stack_block): Declare.
26001 * spu.md (save_stack_block): Remove.
26002 (restore_stack_block): Call spu_restore_stack_block.
26003 * spu.c (spu_restore_stack_block): New function.
26004 (spu_expand_epilogue): Remove old comment.
26006 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
26008 PR tree-optimization/30322
26009 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
26010 (cand_value_at): Return the value as aff_tree.
26011 (may_eliminate_iv): Convert the bound from aff_tree to tree.
26012 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
26013 aff_combination_mult): New functions.
26014 (aff_combination_add): Use aff_combination_add_cst.
26015 (aff_combination_convert): Allow conversions to a wider type.
26016 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
26017 * tree-affine.h (aff_combination_mult): Declare.
26019 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
26021 * doc/tm.texi: Update documentation to reflect reality of exec
26022 and start file search behaviours. Update copyright year.
26023 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
26024 header file directories.
26026 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
26028 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
26029 (*cosxf2): Rename to cosxf2_i387.
26030 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
26031 using X87MODEF12 mode macro. Rename patterns to
26032 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
26034 (*cosdf2, *cossf2): Ditto.
26035 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
26036 to match extended input operands.
26037 (sincos<mode>3): New expander.
26038 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
26039 insn patterns and corresponding splitters.
26041 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
26043 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
26044 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
26046 2007-01-09 Nicolas Pitre <nico@cam.org>
26049 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
26051 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26053 * target.h (struct gcc_target): New field library_rtti_comdat.
26054 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
26055 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
26056 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
26057 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
26059 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26061 * doc/invoke.texi (Optimize Options): Correct description of -O0.
26063 2007-01-08 Richard Guenther <rguenther@suse.de>
26065 * tree.h (force_fit_type_double): Export.
26066 (force_fit_type): Remove.
26067 * fold-const.c (force_fit_type_double): New function.
26068 (force_fit_type): Remove.
26069 (int_const_binop): Use it.
26070 (fold_convert_const_int_from_int): Likewise.
26071 (fold_convert_const_int_from_real): Likewise.
26072 (fold_div_compare): Likewise.
26073 (fold_sign_changed_comparison): Likewise.
26074 (fold_unary): Likewise.
26075 (fold_negate_const): Likewise.
26076 (fold_abs_const): Likewise.
26077 (fold_not_const): Likewise.
26078 * c-common.c (shorten_compare): Use force_fit_type_double.
26079 * convert.c (convert_to_pointer): Likewise.
26081 2007-01-08 Richard Guenther <rguenther@suse.de>
26083 * tree.h (build_int_cst_wide_type): Export.
26084 * tree.c (build_int_cst_wide_type): New function.
26085 (build_int_cst_wide): Fix comment.
26086 * builtins.c (fold_builtin_object_size): Use build_int_cst
26087 to build -1 or 0 of the correct type. Use fit_double_type
26088 to check for overflow.
26089 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26091 (decode_field_reference): Likewise.
26092 (all_ones_mask_p): Likewise.
26093 (native_interpret_int): Use build_int_cst_wide_type.
26094 (fold_binary): Use build_int_cst_type to build an all-ones
26096 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26098 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26100 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26102 2007-01-09 Ben Elliston <bje@au.ibm.com>
26104 * genautomata.c (STATS_OPTION): New option.
26105 (stats_flag): New flag.
26106 (gen_automata_option): Handle it.
26107 (initiate_automaton_gen): Ditto.
26108 (write_automata): Output statistics only if stats_flag is
26109 set. Likewise, output time statistics only if time_flag is set.
26110 * doc/md.texi (Processor pipeline description): Document new flag.
26112 2007-01-08 Richard Guenther <rguenther@suse.de>
26114 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26115 * tree.c (build_int_cst_type): Likewise.
26116 (size_in_bytes): Don't call force_fit_type on the result.
26117 (int_fits_type_p): Use fit_double_type.
26118 * fold-const.c (fit_double_type): New function.
26119 (force_fit_type): Use it.
26120 * tree.h (fit_double_type): Export.
26122 2007-01-08 Jan Hubicka <jh@suse.cz>
26124 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26125 * ipa.c (function_and_variable_visibility): Fix return type.
26127 2007-01-08 Richard Guenther <rguenther@suse.de>
26129 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26130 of offset to build the index.
26131 * tree-pretty-print.c (dump_generic_node): Don't build negated
26132 const just for printing.
26133 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26134 * builtins.c (fold_builtin_int_roundingfn): Check if result
26135 fits the type by using force_fit_type and comparing the result.
26136 * predict.c (predict_loops): Use compare_tree_int for comparison.
26137 * tree.c (build_int_cst): Fall back to integer_type_node for
26139 (build_int_cst_wide): Assert type is non-null.
26141 2007-01-08 Roberto Costa <roberto.costa@st.com>
26143 * tree-vrp.c (extract_range_from_cond_expr): New.
26144 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26145 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26147 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26148 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26149 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26150 used as expressions.
26151 * tree-object-size.c (cond_expr_object_size): New.
26152 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26154 2007-01-08 Jan Hubicka <jh@suse.cz>
26156 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26157 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26160 2007-01-08 Richard Guenther <rguenther@suse.de>
26162 PR tree-optimization/23603
26163 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26164 (extract_range_from_binary): Fall back to truthvalue instead of
26165 varying for TRUTH_*_EXPR.
26166 (extract_range_from_comparison): Fall back to truthvalue instead of
26168 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26169 if all visited PHI values were constant.
26171 2007-01-08 Jan Hubicka <jh@suse.cz>
26173 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26174 (cgraph_analyze_function): break out from ...
26175 (cgraph_finalize_compilation_unit): ... here.
26176 (cgraph_expand_function): Remove forgoten commented out line.
26177 (cgraph_optimize): Analyze functions.
26179 2007-01-08 Jan Hubicka <jh@suse.cz>
26181 * tree-pas.h (TODO_remove_function): New flag.
26182 (TODO_update*): Renumber.
26183 (pass_ipa_increase_alignment,
26184 pass_ipa_function_and_variable_visibility): New passes.
26185 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26186 (cgraph_function_and_variable_visibility): Move to ipa.c
26187 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26188 cgraph_increase_alignment.
26189 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26190 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26191 calling tree-inline.
26192 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26193 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26194 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26195 (gate_increase_alignment): New function.
26196 (pass_ipa_increase_alignment): New pass.
26197 * ipa.c: Inline tree-pass.h and timevar.h
26198 (function_and_variable_visibility): Move here from cgraphunit.c
26199 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26200 * passes.c (init_optimization_passes): Add the two new passes.
26201 (execute_todo): Handle cgraph_remove_functions.
26203 2007-01-08 Nick Clifton <nickc@redhat.com>
26205 * config/frv/predicates.md (reg_or_0_operand): Accept
26208 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26210 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26211 * config.gcc: Add bfin*-rtems*.
26213 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26215 * c.opt: Add -flax-vector-conversions.
26216 * c-typeck.c (convert_for_assignment): Pass flag to
26217 vector_types_convertible_p to allow emission of note.
26218 (digest_init): Likewise.
26219 * c-opts.c: Handle -flax-vector-conversions.
26220 * c-common.c (flag_lax_vector_conversions): New.
26221 (vector_types_convertible_p): Unless -flax-vector conversions
26222 has been passed, disallow conversions between vectors with
26223 differing numbers of subparts and/or element types. If such
26224 a conversion is disallowed, possibly emit a note on the first
26225 occasion only to inform the user of -flax-vector-conversions.
26226 The new last argument specifies this.
26227 * c-common.h (flag_lax_vector_conversions): New.
26228 (vector_types_convertible_p): Add extra argument.
26229 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26230 char_type_node for V*QI type vectors.
26231 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26232 Update to satisfy new typechecking rules.
26233 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26234 C and C++ variants.
26235 * doc/invoke.texi (C Dialect Options): Document
26236 -flax-vector-conversions.
26238 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26240 PR tree-optimization/29877
26241 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26242 a register variable on the RHS to not be replaceable.
26244 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26245 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26246 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26247 const_simm15, const_pow2, const_npow2): Added.
26248 * config/score/misc.md (insv, extv, extzv, movmemsi,
26249 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26250 * config/score/score.c (score_address_cost, score_select_cc_mode):
26252 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26253 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26254 Update score_print_operand.
26255 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26256 Adjust register allocate order and update some macro define.
26257 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26258 mdx_block_move_straight, mdx_block_move_loop_head,
26259 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26260 mdx_block_move_loop, mdx_block_move): Added.
26261 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26262 mdp_limm): Updated and fix some bug and typo.
26263 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26264 (movsf, movdf, doloop_end): Added.
26266 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26268 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26269 config/arm/thumb2.md: Fix comment typos.
26270 * doc/extend.texi: Fix a typo.
26272 2007-01-07 Eric Christopher <echristo@apple.com>
26274 * configure.ac: Check for __stack_chk_fail for darwin.
26275 * configure: Regenerate.
26277 2007-01-07 Richard Guenther <rguenther@suse.de>
26279 * tree-vrp.c (extract_range_from_assert): CSE calls to
26280 compare_values where possible.
26281 (extract_range_from_unary_expr): Likewise.
26283 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26285 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26286 * config/avr/avr.c (call_insn_operand): Delete function.
26287 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26288 instead of register number. Use predicates.
26289 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26290 call_insn_operand): Add.
26292 2007-01-06 Jan Hubicka <jh@suse.cz>
26294 * tree-pass.h (pass_build_cgraph_edges): Declare.
26295 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26296 (visited_nodes): Remove.
26297 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26298 build_cgrpah_edges; make visited_nodes local.
26299 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26300 (record_references_in_initializer): Move to cgraphbuild.c
26301 (initialize_inline_failed, rebuild_cgraph_edges,
26302 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26303 (verify_cgraph_node): Make visited_nodes local.
26304 (cgraph_analyze_function): Do not call cgraph_create_edges and
26305 initialize_inline_failed.
26306 (cgraph_expand_function): Do not call cgraph_lower_function;
26307 assert that function is already lowered.
26308 * Makefile.in (cgraphbuild.o): New.
26309 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26310 at the end of lowering passes.
26312 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26314 * ifcvt.c (cond_move_convert_if_block): New function, code
26315 factored out from...
26316 (cond_move_process_if_block): ...here. Call the new function
26317 on the THEN and ELSE blocks.
26318 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26319 already takes care of this.
26321 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26324 * tree.h (TREE_OVERFLOW_P): New.
26325 * c-typeck.c (parser_build_unary_op): Warn only if result
26326 overflowed and operands did not.
26327 (parser_build_binary_op): Likewise.
26328 (convert_for_assignment): Remove redundant overflow_warning.
26329 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26331 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26333 * c-typeck.c (store_init_value): Split over two lines to follow
26334 the GNU coding style.
26336 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26338 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26339 __GXX_EXPERIMENTAL_CXX0X__.
26340 * doc/cpp.texi: Same.
26342 2007-01-05 Richard Guenther <rguenther@suse.de>
26344 PR middle-end/27826
26345 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26346 with mismatched types. Instead explicitly build a
26347 conversion NOP_EXPR.
26349 2007-01-05 Ian Lance Taylor <iant@google.com>
26351 * c-common.c (decl_with_nonnull_addr_p): New function.
26352 (c_common_truthvalue_conversion): Call it.
26353 * c-typeck.c (build_binary_op): Likewise.
26354 * c-common.h (decl_with_nonnull_addr_p): Declare.
26356 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26359 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26362 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26364 * doc/install.texi (Final install): Document the fact that
26365 the GNAT runtime should not be stripped.
26367 2007-01-04 Jan Hubicka <jh@suse.cz>
26369 * tree-inline.c (fold_marked_statements): Update operand caches
26370 and EH after folding
26372 2007-01-04 Ian Lance Taylor <iant@google.com>
26374 * c-common.c (check_function_nonnull): Whitespace fix.
26376 2007-01-04 Jan Hubicka <jh@suse.cz>
26378 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26379 comitted older version of patch.
26380 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26381 function, celanup cfg and collect garbage.
26383 2007-01-04 Mike Stump <mrs@apple.com>
26385 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26388 2007-01-04 Eric Christopher <echristo@apple.com>
26390 * libgcc2.c (__bswapsi2): Use SItype.
26391 (__bswapdi2): Use DItype.
26392 * libgcc2.h: Update for above.
26394 2007-01-04 Paul Brook <paul@codesourcery.com>
26396 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26397 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26398 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26399 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26400 umulsi3_highpart): Make conditional on !arm_arch6.
26401 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26402 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26403 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26404 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26405 umulsi3_highpart_v6): New insns.
26407 2007-01-04 Roger Sayle <roger@eyesopen.com>
26409 * fold-const.c (fold_convert): When casting an expression to void,
26410 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26411 have a type. Instead of attempting to build a NOP_EXPR, return
26412 these "special" trees directly.
26414 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26416 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26417 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26418 rs6000_cost->fp not 0 as adjustment for outer NEG.
26420 2007-01-04 Jan Hubicka <jh@suse.cz>
26422 * cgraph.c (cgraph_release_function_body): New function.
26423 (cgraph_remove_node): Use it.
26424 * cgraph.h (cgraph_release_function_body): Declare.
26425 * cgraphunit.c (cgraph_expand_function): Use it.
26426 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26427 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26428 is initialized and while compilation of other function is running.
26429 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26430 statement CFG annotations from here to ...
26431 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26433 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26435 * cfgloop.h (enum li_flags): Make the constants powers of two.
26437 2007-01-04 Jan Hubicka <jh@suse.cz>
26439 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26441 (fold_marked_statements): New function.
26442 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26443 * tree-inline.h (copy_body_data): Add statements_to_fold.
26445 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26447 * config.gcc: Mention libgcc/config.host.
26448 * Makefile.in: Update comments mentioning libgcc.
26449 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26450 (all.cross, start.encap, rest.encap, rest.cross): Update
26451 dependencies for libgcc move.
26452 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26453 (clean-target, clean-target-libgcc): Delete.
26454 (srcdirify, GCC_EXTRA_PARTS): New macros.
26455 (libgcc-support, libgcc.mvars): New rules.
26456 (distclean): Remove mention of mklibgcc.
26457 (install): Don't reference INSTALL_LIBGCC.
26458 (install-common): Don't reference EXTRA_PARTS.
26459 (install-libgcc, install-multilib): Delete rules.
26460 * mklibgcc.in: Delete file.
26461 * doc/configfiles.texi: Don't mention mklibgcc.
26463 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26464 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26465 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26466 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26467 (mklibgcc, ldblspecs): Likewise.
26469 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26470 (posixpre.def): Use $(T).
26471 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26472 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26473 (SHLIB_LINK): Make dummy.
26474 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26476 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26478 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26479 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26480 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26481 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26483 * configure.ac (all_outputs): Remove mklibgcc.
26484 * configure: Regenerated.
26486 2007-01-03 Josh Conner <jconner@apple.com>
26488 PR middle-end/29683
26489 * calls.c (compute_argument_addresses): Set stack and stack_slot
26490 for partial args, too.
26491 (store_one_arg): Use locate.size.constant for the size when
26492 generating a save_area.
26494 2007-01-03 Robert Kennedy <jimbob@google.com>
26496 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26497 whose definitions are deleted due to basic block merging.
26499 2007-01-03 Paul Brook <paul@codesourcery.com>
26502 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26504 (use_return_insn): Return 0 for Thumb interrupt functions.
26505 (print_multi_reg): Add rfe argument for IRQ returns.
26506 (arm_output_epilogue): Pop interrupt return address directly into PC.
26507 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26509 2007-01-03 Paul Brook <paul@codesourcery.com>
26511 Merge from sourcerygxx-4_1.
26512 * config/arm/thumb2.md: New file.
26513 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26515 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26516 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26517 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26518 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26520 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26521 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26523 * config/arm/ieee754-sf.S: Ditto.
26524 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26525 (thumb1_base_register_rtx_p): ... to this.
26526 (thumb_index_register_rtx_p): Rename...
26527 (thumb1_index_register_rtx_p): ... to this.
26528 (thumb_output_function_prologue): Rename...
26529 (thumb1_output_function_prologue): ... to this.
26530 (thumb_legitimate_address_p): Rename...
26531 (thumb1_legitimate_address_p): ... to this.
26532 (thumb_rtx_costs): Rename...
26533 (thumb1_rtx_costs): ... to this.
26534 (thumb_compute_save_reg_mask): Rename...
26535 (thumb1_compute_save_reg_mask): ... to this.
26536 (thumb_final_prescan_insn): Rename...
26537 (thumb1_final_prescan_insn): ... to this.
26538 (thumb_expand_epilogue): Rename...
26539 (thumb1_expand_epilogue): ... to this.
26540 (arm_unwind_emit_stm): Rename...
26541 (arm_unwind_emit_sequence): ... to this.
26542 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26543 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26544 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26545 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26546 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26547 thumb2_output_casesi): New functions.
26548 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26549 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26550 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26551 THUMB2_WORK_REGS): Define.
26552 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26553 arm_condexec_mask, arm_condexec_masklen)): New variables.
26554 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26555 (arm_override_options): Check new CPU capabilities.
26556 Set new architecture flag variables.
26557 (arm_isr_value): Handle v7m interrupt functions.
26558 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26560 (const_ok_for_arm): Handle Thumb-2 constants.
26561 (arm_gen_constant): Ditto. Use movw when available.
26562 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26564 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26565 (thumb_find_work_register, arm_load_pic_register,
26566 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26567 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26568 print_multi_reg, output_mov_long_double_fpa_from_arm,
26569 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26570 output_mov_double_fpa_from_arm, output_move_double,
26571 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26572 output_return_instruction, arm_output_function_prologue,
26573 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26574 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26575 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26576 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26577 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26578 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26580 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26581 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26582 (arm_file_start): Output directive for unified syntax.
26583 (arm_unwind_emit_set): Handle stack alignment instruction.
26584 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26585 Add v6t2, v7, v7a, v7r and v7m.
26586 (RETLDM): Add Thumb-2 code.
26587 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26588 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26589 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26590 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26591 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26592 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26593 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26594 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26595 ADJUST_INSN_LENGTH): Define.
26596 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26597 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26598 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26599 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26600 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26601 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26602 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26603 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26604 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26605 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26606 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26607 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26608 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26609 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26610 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26611 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26612 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26614 * config/arm/arm-tune.md: Regenerate.
26615 * config/arm/arm-protos.h: Update prototypes.
26616 * config/arm/vfp.md: Enable patterns for Thumb-2.
26617 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26618 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26619 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26620 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26621 * config/arm/libunwind.S: Add Thumb-2 code.
26622 * config/arm/constraints.md: Update include Thumb-2.
26623 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26624 * config/arm/ieee754-df.S: Ditto.
26625 * config/arm/bpabi.S: Ditto.
26626 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26627 * config/arm/predicates.md (low_register_operand,
26628 low_reg_or_int_operand, thumb_16bit_operator): New.
26629 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26630 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26631 * config/arm/t-arm-elf: Add armv7 multilib.
26632 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26634 (UNSPEC_STACK_ALIGN, ce_count): New.
26635 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26636 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26638 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26639 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26640 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26641 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26642 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26643 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26645 * doc/extend.texi: Document ARMv7-M interrupt functions.
26646 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26648 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26650 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26651 (struct _Unwind_Context): Rename args_size to flags, remove
26652 signal_frame field, add a new args_size field and version field.
26653 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26654 _Unwind_IsExtendedContext): New inline functions.
26655 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26656 Assume by_value array is only present if _Unwind_IsExtendedContext.
26657 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26658 _Unwind_IsSignalFrame.
26659 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26660 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26661 (uw_init_context_1): Initialize context->flags to
26662 EXTENDED_CONTEXT_BIT.
26663 * config/rs6000/linux-unwind.h (frob_update_context): Use
26664 _Unwind_SetSignalFrame.
26666 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26668 PR middle-end/30353
26669 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26670 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26673 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26675 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26676 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26677 RET, AT_SP): Remove.
26678 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26681 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26682 * cfgbuild.c (find_basic_blocks): Likewise.
26683 * cfgrtl.c (rtl_create_basic_block): Likewise.
26684 * function.c (temp_slots_at_level): Likewise.
26685 * reg-stack.c (stack_regs_mentioned): Likewise.
26686 * regclass.c (allocate_reg_info): Likewise.
26687 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26688 set_bb_for_stmt, move_block_to_fn): Likewise.
26689 * tree-complex.c (tree_lower_complex): Likewise.
26690 * vec.h (VEC_safe_grow_cleared): New.
26692 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26694 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26696 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26697 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26699 * cfgloopmanip.c (scale_loop_frequencies): Export.
26700 (loopify): Scale the frequencies by prescribed coefficients.
26701 (set_zero_probability): New function.
26702 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26703 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26704 and frequencies according to arguments.
26705 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26707 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26708 * modulo-sched.c (sms_schedule): Set probabilities for entering
26709 versioned loop correctly.
26710 * tree-vect-transform.c (vect_transform_loop): Ditto.
26711 * cfgloop.h (loopify, loop_version): Declaration changed.
26712 (scale_loop_frequencies): Declared.
26714 2007-01-02 Jan Hubicka <jh@suse.cz>
26716 * cgraph.c: Include tree-flow.h
26717 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26718 early_local_passes.
26719 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26720 * tree-pass.h (pass_all_early_optimizations): Declare.
26721 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26722 early_local_passes.
26723 (cgraph_analyze_function): Do early_local_passes.
26724 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26725 Do not add referenced vars.
26726 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26728 (gate_all_early_local_passes): New gate.
26729 (pass_early_local_passes): Use new gate.
26730 (execute_early_local_optimizations): New functions.
26731 (gate_all_early_optimizations): New gate.
26732 (pass_all_early_optimizations): New pass.
26733 (execute_free_datastructures): Free SSA only when initialized.
26734 (gate_init_datastructures): Init only when optimizing.
26735 (tree_lowering_passes): Do early local passes when called late.
26736 * tree-profile.c (do_tree_profiling): Don't profile functions added
26738 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26739 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26741 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26742 during early_local_passes.
26743 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26746 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26748 * Makefile.in: Update copyright year.
26750 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26752 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26753 in $(lang_checks) and check-consistency targets.
26755 2007-01-02 Jan Hubicka <jh@suse.cz>
26757 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26758 Do not add referenced vars.
26759 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26761 * passes.c (init_optimization_passes): Put mudflap_2 after
26762 free_datastructures.
26764 2007-01-02 Jan Hubicka <jh@suse.cz>
26766 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26767 Set NOTHROW flag on call statements proved to be nothrow.
26768 Update statement of local calls so new pure/const functions are
26769 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26771 (tree_rest_of_compilation): Register hooks and initialize bitmap
26772 early. Do not set after_inlining flag.
26774 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26776 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26777 HOST_BITS_PER_LONGLONG
26779 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26782 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26783 warning for non-static initializers.
26785 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26787 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26788 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26789 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26790 Always use set_unique_reg_note to add REG_EQUAL notes.
26792 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26795 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26797 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26798 * cfgbuild.c (find_basic_blocks): Likewise.
26799 * cfgrtl.c (rtl_create_basic_block): Likewise.
26800 * function.c (temp_slots_at_level): Likewise.
26801 * reg-stack.c (stack_regs_mentioned): Likewise.
26802 * regclass.c (allocate_reg_info): Likewise.
26803 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26804 set_bb_for_stmt, move_block_to_fn): Likewise.
26805 * tree-complex.c (tree_lower_complex): Likewise.
26806 * vec.h (VEC_safe_grow_cleared): New.
26808 2007-01-02 Ian Lance Taylor <iant@google.com>
26810 * c-common.c (c_common_truthvalue_conversion): When warning about
26811 using an assignment as a truth value, set TREE_NO_WARNING.
26813 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26816 * c.opt (Wold-style-declaration): New.
26817 * doc/invoke.texi (C-only Warning Options): New.
26818 (Wold-style-declaration): Document it.
26819 (Wextra): Enabled by -Wextra.
26820 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26821 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26822 -Wold-style-declaration.
26824 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26826 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26827 * cfgbuild.c (find_basic_blocks): Likewise.
26828 * cfgrtl.c (rtl_create_basic_block): Likewise.
26829 * function.c (temp_slots_at_level): Likewise.
26830 * reg-stack.c (stack_regs_mentioned): Likewise.
26831 * regclass.c (allocate_reg_info): Likewise.
26832 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26833 set_bb_for_stmt, move_block_to_fn): Likewise.
26834 * tree-complex.c (tree_lower_complex): Likewise.
26835 * vec.h (VEC_safe_grow_cleared): New.
26837 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26839 * c-common.c (c_common_nodes_and_builtins): Since variants of
26840 void_type_node get built before it is given a name, we need to
26841 give those variants the name, too.
26842 (complete_array_type): We need to work with the canonical main
26843 type of the array, from which we will build the qualified version.
26844 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26845 * print-tree.c (print_node): Display canonical type information
26847 * stor-layout.c (layout_type): When we don't know the
26848 alignment of a type for which we're building an array, we end up
26849 guessing wrong, so make the type require structural equality.
26850 * tree.c (make_node_stat): When we build a new type, it is its
26851 own canonical type.
26852 (build_type_attribute_qual_variant): When building an attribute
26853 variant, its canonical type is the non-attribute variant. However,
26854 if the attributes are target-dependent and they differ, we need to
26855 use structural equality checks for this type.
26856 (build_qualified_type): A qualified type is not equivalent to its
26857 unqualified variant; set the canonical type appropriately.
26858 (build_distinct_type_copy): When building a distinct type from
26859 another type, the new type is its own canonical type.
26860 (build_variant_type_copy): When building a new type variant, we
26861 assume that it is equivalent to the original type.
26862 (build_pointer_type_for_mode): When building a pointer type, also
26863 build a canonical type pointer.
26864 (build_reference_type_for_mode): When building a reference type,
26865 also build a canonical type reference.
26866 (build_index_type): When we can't hash an index type (e.g.,
26867 because its maximum value is negative), the index type requires
26868 structural equality tests.
26869 (build_array_type): Build the canonical form of an array type.
26870 (build_function_type): Function types require structural equality,
26871 because they contain default arguments, attributes, etc.
26872 (build_method_type_directly): Ditto for method types.
26873 (build_offset_type): Build the canonical offset type.
26874 (build_complex_type): Build the canonical vector type.
26875 (make_vector_type): Build the canonical vector type.
26876 * tree.h (TYPE_CANONICAL): New.
26877 (TYPE_STRUCTURAL_EQUALITY_P): New.
26878 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26879 (struct tree_type): Added "canonical" field.
26880 * params.h (VERIFY_CANONICAL_TYPES): New.
26881 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26882 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26883 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26884 * doc/invoke.texi (verify-canonical-types): Document --param
26885 parameter for verifying canonical types.
26887 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26889 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26890 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26891 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26892 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26894 * config/rs6000/e500.h: New.
26895 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26896 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26898 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26899 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26900 TARGET_E500_DOUBLE): Remove.
26901 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26902 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26903 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26904 * config/rs6000/rs6000.c (rs6000_override_options): Use
26905 CHECK_E500_OPTIONS.
26907 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26909 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26910 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26911 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26912 rs6000_emit_cmove): Don't check TARGET_E500.
26913 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26914 sordered): Don't check TARGET_E500.
26916 2007-01-01 Eric Christopher <echristo@apple.com>
26918 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26919 HARD_REGISTER_NUM_P.
26921 2007-01-01 Roger Sayle <roger@eyesopen.com>
26923 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26924 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26925 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26928 2007-01-01 Mike Stump <mrs@apple.com>
26930 * configure.ac: Remove support for building with Apple's gcc-3.1.
26932 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26934 PR middle-end/30311
26935 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26936 REG is a hard register. Do not modify REG before calling
26938 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26939 multiple of the size of YMODE for certain lowpart cases.
26941 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26943 PR middle-end/30253
26944 * gimplify (voidify_wrapper_expr): Update for
26945 GIMPLE_MODIFY_STMT.
26947 2007-01-01 Andreas Schwab <schwab@suse.de>
26950 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26951 save of BR0 in extra_spill_size instead of spill_size.
26952 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26954 (ia64_expand_epilogue): Restore BR0 from its new location.
26956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26958 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26959 Use a temporary variable if the left hand side is not a gimple
26962 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26964 * gimplify.c (gimplify_return_expr): Make the temporary variable
26965 for the return expression, a gimple register variable.
26967 2007-01-01 Jan Hubicka <jh@suse.cz>
26969 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26972 2007-01-01 Mike Stump <mrs@apple.com>
26974 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26976 * config/darwin.c (machopic_select_rtx_section): Use
26977 HAVE_GAS_LITERAL16.
26978 (darwin_mergeable_constant_section): Likewise.
26979 * configure: Regenerate.
26980 * config.in: Regenerate.
26982 2007-01-01 Jan Hubicka <jh@suse.cz>
26983 Andrew Pinski <pinskia@gmail.com>
26985 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26986 before starting IPA passes.