1 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5 the introductory comment.
6 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7 (override_options): Don't test for it.
8 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
9 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
10 * config/mips/vr.h: As for config/mips/sde.h.
12 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13 Revital Eres <eres@il.ibm.com>
15 * target.h (struct gcc_target.sched): New field: sms_res_mii.
17 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
18 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
19 * config/spu/spu.c: Include ddg.h.
20 (TARGET_SCHED_SMS_RES_MII): Define.
21 (spu_sms_res_mii): New function to calculate mii.
22 * modulo-sched (res_MII): Use it.
23 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
25 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
27 * config/s390/s390.c (s390_dump_pool): Create copy of constant
28 pool entries since they might hold values that must not be shared.
30 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
33 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
34 Use 'N' operand constraint for op2.
37 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
38 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
40 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
41 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
43 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
45 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
46 Change mode macro in the last real_2expN parameter to uppercase.
48 2007-09-10 Michael Matz <matz@suse.de>
50 * tree-pass.h (pass_cselim): Declare new pass.
51 * passes.c (init_optimization_passes): Link in pass_cselim.
52 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
53 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
54 cond_store_replacement.
55 (condstoretemp): New static variable.
56 (cond_store_replacement): New function.
57 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
58 tree_ssa_phiopt_worker.
59 (struct name_to_bb): New.
60 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
61 nt_init_block, nt_fini_block): New static functions.
62 (seen_ssa_names, nontrap_set): New static variables.
63 (gate_cselim, pass_cselim): Define new pass.
64 * common.opt (ftree-cselim): New flag.
65 * toplev.c (process_options): Set flag_tree_cselim if required.
67 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
69 * simplify-rtx.c (simplify_relational_operation_1): For recent
70 canonicalization, don't recurse if op1 equals both PLUS arguments.
72 2007-09-09 David Daney <ddaney@avtrex.com>
74 * optabs.c (expand_sync_operation): Use plus insn if minus
76 (expand_sync_fetch_operation): Ditto.
78 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
80 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
82 (*floatsisf2_sse_vector): Likewise.
84 2007-09-09 Krister Walfridsson <cato@df.lth.se>
86 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
88 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
90 * config/i386/i386.h (ix86_tune_indices): Rename
91 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
92 (TARGET_USE_VECTOR_CONVERTS): Updated.
93 * config/i386/i386.c: Likewise.
95 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
96 Nigel Stephens <nigel@mips.com>
98 * doc/invoke.texi (Overall Options): Add .sx file extension
100 * cppspec.c (known_suffixes): Likewise.
101 * gcc.c (default_compilers): Likewise.
103 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
106 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
107 * simplify-rtx.c (simplify_relational_operation_1): Add the
108 canonicalization from i386.h.
109 * doc/md.texi (Canonicalization of Instructions): Document it.
111 2007-09-09 Jan Hubicka <jh@suse.cz>
112 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
114 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
115 (TARGET_USE_VECTOR_CONVERTS): New.
116 * i386.md: New post-reload splitters for converting SF to DF and DF to
118 (floatsi* expander): Special case vector conversions.
119 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
120 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
121 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
122 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
123 Disable when doing vector converts.
124 (floatsi<mode>2_i387): Disable when
125 * sse.md (vec_dupv2df): Export.
126 * i386.c (ix86_tune_features): Enable SSE conversions.
128 2007-09-09 Richard Guenther <rguenther@suse.de>
130 * tree-ssa-operands.c (add_virtual_operand): Only mark
131 stores as has_volatile_ops if alias information is not available.
133 2007-09-09 Revital Eres <eres@il.ibm.com>
135 * doc/contrib.texi: Add myself.
137 2007-09-09 Ira Rosen <irar@il.ibm.com>
139 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
140 stmt_vinfo_set_outside_of_loop_cost): New functions.
141 * tree-vect-transform.c (vect_get_cost_fields): Remove.
142 (vect_model_simple_cost): Call
143 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
144 field instead of calling vect_get_cost_fields.
145 (vect_model_store_cost, vect_model_load_cost): Likewise.
147 2007-09-09 Revital Eres <eres@il.ibm.com>
149 * config/rs6000/rs6000.c (paired_init_builtins): Add const
150 declaration to bdesc_paired_preds variable.
151 (paired_expand_builtin): Likewise.
153 2007-09-09 Revital Eres <eres@il.ibm.com>
155 * dbgcnt.def (sms_sched_loop): New counter.
156 * modulo-sched.c: Use sms_sched_loop instead of
157 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
158 perform swing modulo scheduling on. Include dbgcnt.h.
159 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
160 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
162 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
165 Substitute all uses with ...
166 (MODEF): New mode iterator.
168 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
169 from pre-regalloc define_insn_and_split splitter pattern.
170 (*fix_trunc<mode>_i387_1): Ditto.
172 (*fist<mode>2_1): Ditto.
173 (frndintxf2_floor): Ditto.
174 (*fist<mode>2_floor_1): Ditto.
175 (frndintxf2_ceil): Ditto.
176 (*fist<mode>2_ceil_1): Ditto.
177 (frndintxf2_trunc): Ditto.
178 (frndintxf2_mask_pm): Ditto.
180 (prologue): Use (const_int 0) as never generated filler insn.
182 (sibcall_epilogue): Ditto.
183 (eh_return_si): Ditto.
184 (eh_return_di): Ditto.
186 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
187 using MODEF mode iterator.
188 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
189 using MODEF mode iterator.
190 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
191 using MODEF mode iterator.
192 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
193 Macroize expander using MODEF mode iterator.
195 (zero_extendsidi2): Remove operand constraints from expander.
196 (smuldi3_highpart): Ditto.
197 (indirect_jump): Ditto.
200 * config/i386/sse.md (storentv4sf): Ditto.
201 (storentv2df): Ditto.
202 (storentv2di): Ditto.
204 (sse2_cvtpd2ps): Ditto.
205 (vec_interleave_highv16qi): Ditto.
206 (vec_interleave_lowv16qi): Ditto.
207 (vec_interleave_highv8hi): Ditto.
208 (vec_interleave_lowv8hi): Ditto.
209 (vec_interleave_highv4si): Ditto.
210 (vec_interleave_lowv4si): Ditto.
211 (vec_interleave_highv2di): Ditto.
212 (vec_interleave_lowv2di): Ditto.
213 (sse2_maskmovdqu): Ditto.
214 * config/i386/mmx.md (mmx_maskmovq): Ditto.
216 2007-09-09 Ira Rosen <irar@il.ibm.com>
218 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
219 (struct _slp_tree, struct _slp_instance): Define new data structures
220 along macros for their access.
221 (struct _loop_vec_info): Define new fields: strided_stores,
222 slp_instances, and slp_unrolling_factor along macros for their access.
223 (enum slp_vect_type): New.
224 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
226 (STMT_VINFO_STRIDED_ACCESS): New macro.
227 (vect_free_slp_tree): Declare.
228 (vectorizable_load): Add an argument of type slp_tree.
229 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
230 vectorizable_assignment): Likewise.
231 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
232 Declare (make extern).
233 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
234 (new_loop_vec_info): Likewise.
235 (destroy_loop_vec_info): Free memory allocated for SLP structures.
236 * tree-vect-analyze.c: Include recog.h.
237 (vect_update_slp_costs_according_to_vf): New.
238 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
239 functions. For not pure SLP stmts with strided access check that the
240 group size is power of 2. Update the vectorization factor according to
241 SLP. Call vect_update_slp_costs_according_to_vf.
242 (vect_analyze_group_access): New.
243 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
244 (vect_free_slp_tree): New functions.
245 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
246 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
247 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
248 vect_detect_hybrid_slp): Likewise.
249 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
250 and vect_detect_hybrid_slp.
251 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
252 SLP costs into account.
253 (vect_get_cost_fields): New function.
254 (vect_model_simple_cost): Make extern, add SLP parameter and handle
256 (vect_model_store_cost, vect_model_load_cost): Likewise.
257 (vect_get_constant_vectors): New function.
258 (vect_get_slp_vect_defs, vect_get_slp_defs,
259 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
260 vect_get_vec_defs): Likewise.
261 (vectorizable_reduction): Don't handle SLP for now.
262 (vectorizable_call): Don't handle SLP for now. Add argument to
263 vect_model_simple_cost.
264 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
265 get SLPed and vectorized defs). Fix indentation and spacing.
266 (vectorizable_assignment): Handle SLP.
267 (vectorizable_induction): Don't handle SLP for now.
268 (vectorizable_operation): Likewise.
269 (vectorizable_type_demotion): Add argument to
270 vect_model_simple_cost.
271 (vectorizable_type_promotion): Likewise.
272 (vectorizable_store, vectorizable_load): Handle SLP.
273 (vectorizable_condition): Don't handle SLP for now.
274 (vect_transform_stmt): Add a new argument for SLP. Check that there is
275 no SLP transformation required for unsupported cases. Add SLP
276 argument for supported cases.
277 (vect_remove_stores): New function.
278 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
279 (vect_transform_loop): Schedule SLP instances.
280 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
282 2007-09-09 Andrew Haley <aph@redhat.com>
284 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
287 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
289 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
290 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
291 Similar for what label_refs can go in the JUMP_TARGET field. Split
292 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
293 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
294 REG_LABEL when replacing an operand with a LABEL_REF for a
296 (subst_reloads): When replacing a LABEL_REG with a register,
297 instead of generating a REG_LABEL note, assert that there already
298 is one or that the label is a known target for the insn.
299 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
300 note, check the JUMP_LABEL field. Remove "else" after return.
301 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
302 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
303 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
304 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
305 insns. Iterate over all notes; don't assume there's only one.
306 * cse.c (recorded_label_ref): Adjust comment to refer to
308 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
309 insns, not just NONJUMP_INSN_P.
310 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
312 * jump.c (rebuild_jump_labels): Adjust head comment.
313 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
314 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
315 (mark_all_labels): For JUMP_P insns without a target, check if the
316 the target is noted on the previous nonjump insn.
317 (mark_jump_label_1): New function, guts from mark_jump_label.
318 <case IF_THEN_ELSE>: Handle first operand as a non-target when
319 marking jump target labels.
320 <case LABEL_REF>: Adjust for whether to generate a
321 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
322 For 'E' format rtl, iterate in descending element order.
323 (delete_related_insns): Handle both REG_LABEL_TARGET and
324 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
325 reference count, delete and fallthrough. Move finding-next-
326 non-deleted insn last in the function. Look at all INSN_P insns
327 for REG_LABEL_OPERAND notes.
328 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
330 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
331 JUMP_LABEL, output the INSN_UID of it.
332 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
333 and/or REG_LABEL_TARGET.
334 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
335 with jump.c copy by only adding notes for labels actually
336 referenced in the insn.
337 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
338 usage count increment; handle all INSN_P trial insns.
339 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
341 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
342 REG_LABEL_TARGET and REG_LABEL_OPERAND.
343 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
345 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
346 JUMP_P insns and REG_LABEL_OPERAND everywhere.
347 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
349 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
350 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
351 REG_LABEL_OPERAND notes.
352 * reload1.c (calculate_needs_all_insns): Adjust comments.
353 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
354 * config/alpha/alpha.md (split for load of an address into a
355 four-insn sequence on Unicos/Mk): Adjust to use
357 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
359 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
362 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
363 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
364 FOR_BB_INSNS_SAFE instead of for loop.
365 * cse.c (cse_extended_basic_block): Likewise.
366 * postreload.c (reload_cse_regs_1): New variable next. Make sure
367 that the for loop does not invoke NEXT_INSN on a deleted insn.
368 * function.c (instantiate_virtual_regs): Likewise.
369 * lower-subreg.c (remove_retval_note): Likewise.
370 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
372 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
374 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
375 insn, if it's a jump.
376 (try_redirect_by_replacing_jump): New variable jump_p. Call
377 tablejump_p before delete_insn_chain.
378 * reload1.c (reload): New variable next. Make sure that the for
379 loop does not invoke NEXT_INSN on a deleted insn.
380 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
381 (delete_output_reload): New variable prev. Make sure the the for
382 loops do not invoke PREV_INSN on a deleted insn.
384 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
386 * pa/constraints.md: Remove 'X' from unused letters comment.
388 2007-09-08 Richard Guenther <rguenther@suse.de>
390 * tree-tailcall.c (find_tail_calls): If we don't have aliases
391 computed check stmt_ann->references_memory instead of counting
394 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
396 * cse.c (fold_rtx): Use validate_unshare_change() instead of
397 validate_change() in one more case.
399 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
401 PR tree-optimization/32283
402 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
403 estimated_loop_iterations.
404 (determine_use_iv_cost_condition): Decrease cost of expressions
405 used in iv elimination.
407 2007-09-08 Richard Guenther <rguenther@suse.de>
409 * tree-cfg.c (verify_gimple_expr): Avoid building new
410 pointer types, use TYPE_POINTER_TO if available instead.
412 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
415 PR rtl-optimization/26449
416 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
417 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
419 (mulv16qi3): Implement as define_insn_and_split pattern instead of
420 define_expand. Split insn in split1 pass.
423 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
425 PR tree-optimization/33301
426 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
429 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
431 PR tree-optimization/32183
432 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
434 * tree-ssa-reassoc.c: Include cfgloop.h.
435 (is_reassociable_op): Add a loop argument and return true only
437 (linearize_expr): Updated.
438 (should_break_up_subtract): Likewise.
439 (linearize_expr_tree): Likewise.
440 (init_reassoc): Call loop_optimizer_init with
441 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
443 (fini_reassoc): Call loop_optimizer_finalize.
445 2007-09-07 Sterling Augustine <sterling@tensilica.com>
447 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
448 if there is no i-cache.
450 2007-09-07 Richard Guenther <rguenther@suse.de>
453 2007-09-06 Richard Guenther <rguenther@suse.de>
455 PR tree-optimization/32586
456 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
457 folding if nothing changed.
458 (simplify_unary_expression): New function. Do tree combining
459 on conversion like codes.
460 (try_to_simplify): Call it.
462 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
465 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
466 (__gthread_active,__gthread_start, __gthread_active_init): New.
467 * gthr-posix95.h: Likewise.
469 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
471 * function.h (struct function): Rename calls_unwind_init
472 to saves_all_registers.
473 (current_function_saves_all_registers): Renamed from
474 current_function_calls_unwind_init.
475 * reload1.c (reload): Set current_function_saves_all_registers.
476 * except.c (expand_builtin_unwind_init): Likewise.
477 * config/m68k/m68k.c (m68k_save_reg): Use
478 current_function_saves_all_registers to save pic register.
480 2007-09-07 Janis Johnson <janis187@us.ibm.com>
482 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
483 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
485 Reapply reverted changes:
487 2007-09-06 Jan Hubicka <jh@suse.cz>
489 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
492 2007-09-06 Richard Sandiford <richard@codesourcery.com>
494 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
495 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
497 2007-09-05 Janis Johnson <janis187@us.ibm.com>
499 * optabs.c (expand_float): Convert unsigned integer as signed only
500 if it provides sufficient accuracy; add mode argument to real_2expN.
501 (expand_fix): Fix comment typos; extend binary float into mode
502 wider than destination for converion to unsigned integer; add mode
503 argument to real_2expN.
504 * real.c (real_2expN): Add mode argument to special-case decimal
506 * real.h (real_2expN): Ditto.
507 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
509 (fixed_from_string): Ditto.
510 (fixed_to_decimal): Ditto.
511 (fixed_convert_from_real): Ditto.
512 (real_convert_from_fixed): Ditto.
513 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
514 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
515 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
516 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
518 2007-09-07 Diego Novillo <dnovillo@google.com>
520 * tree-flow.h (const_block_stmt_iterator): Remove.
521 Update all users to use block_stmt_iterator.
522 * tree-iterator.h (const_tree_stmt_iterator): Remove.
523 Update all users to use tree_stmt_iterator.
525 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
527 * config/mips/mips.c (mips_set_current_function): Temporarily
528 make this a no-op to fix bootstrap errors, pending rewrite.
530 2007-09-07 Jan Hubicka <jh@suse.cz>
532 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
535 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
537 PR tree-optimization/33299
538 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
539 uses for all relevant loop-exit phis, not just the first.
541 2007-09-07 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-operands.c (access_can_touch_variable): An access
545 of the form (*p)[0] can touch a variable of same size.
547 2007-09-07 Jan Hubicka <jh@suse.cz>
549 * passes.c (init_optimization_passes): Add simple dce and addressable
551 * tree-ssa.c (execute_update_addresses_taken): New function.
552 (pass_update_address_taken): New.
553 * tree-ssa-dse.c (execute_simple_dse): New function.
554 (pass_simple_dse): New.
555 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
557 2007-09-07 Tobias Burnus <burnus@net-b.de>
560 * doc/invoke.texi: Fix -Wstrict-overflow= table.
562 2007-09-07 Richard Guenther <rguenther@suse.de>
565 2007-09-06 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/32586
568 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
569 folding if nothing changed.
570 (simplify_unary_expression): New function. Do tree combining
571 on conversion like codes.
572 (try_to_simplify): Call it.
574 2007-09-07 Richard Guenther <rguenther@suse.de>
575 Uros Bizjak <ubizjak@gmail.com>
577 PR tree-optimization/32821
578 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
579 NULL in the call to set_bb_stmt_list.
581 2007-09-07 Richard Sandiford <richard@codesourcery.com>
583 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
584 float calls here, rather than leaving some to the caller.
585 Use call_internal_direct and call_value_internal_direct.
586 * config/mips/mips.md (call_internal_direct): New pattern.
587 (call_value_internal_direct): Likewise.
589 2007-09-07 Richard Sandiford <richard@codesourcery.com>
591 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
592 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
594 (override_options): Set mips_base_move_loop_invariants.
596 2007-09-07 Richard Sandiford <richard@codesourcery.com>
598 * config/mips/mips.opt (mcode-readable=): Move to keep list
601 2007-09-07 Richard Sandiford <richard@codesourcery.com>
603 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
604 and -mgpopt options. Adjust the -G documentation to match.
605 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
606 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
607 function, split out from mips_classify_symbol. Return false for
609 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
610 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
611 (override_options): Check whether the -mgpopt setting is consistent
612 with the other flags.
613 (symbolic_expression_p): Delete.
614 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
615 and default_elf_select_rtx_section.
616 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
617 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
618 external data and TARGET_EXTERN_SDATA.
620 2007-09-07 Tobias Burnus <burnus@net-b.de>
623 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
625 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
627 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
628 FOR_BB_INSNS_SAFE instead of for loop.
629 * cse.c (cse_extended_basic_block): Likewise.
630 * postreload.c (reload_cse_regs_1): New variable next. Make sure
631 that the for loop does not invoke NEXT_INSN on a deleted insn.
632 * function.c (instantiate_virtual_regs): Likewise.
633 * lower-subreg.c (remove_retval_note): Likewise.
634 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
636 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
638 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
639 insn, if it's a jump.
640 (try_redirect_by_replacing_jump): New variable jump_p. Call
641 tablejump_p before delete_insn_chain.
642 * reload1.c (reload): New variable next. Make sure that the for
643 loop does not invoke NEXT_INSN on a deleted insn.
644 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
645 (delete_output_reload): New variable prev. Make sure the the for
646 loops do not invoke PREV_INSN on a deleted insn.
648 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
650 * cgraphbuild.c (rebuild_cgraph_edges): Export.
651 * cgraph.h (rebuild_cgraph_edges): Declare.
652 * tree-pass.h (pass_expand_omp_ssa): New.
653 * omp-low.c (find_omp_clause): Export.
654 (copy_var_decl): Split from omp_copy_decl_2.
655 (build_omp_barrier): Return the call to emit instead of emitting
657 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
659 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
660 expand_omp_for_generic, expand_omp_for_static_nochunk,
661 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
662 Adapted to work on SSA form.
663 (execute_expand_omp): Do not invalidate dominance information.
664 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
665 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
666 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
668 (force_gimple_operand): Allow gimplifying code expressions without
670 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
671 * common.opt (fopenmp-ssa): New.
672 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
673 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
674 * tree-cfg.c: Include tree-inline.h.
675 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
676 (replace_by_duplicate_decl, replace_ssa_name,
677 mark_virtual_ops_in_region): New functions.
678 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
680 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
681 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
684 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
686 * tree-loop-linear.c: Include obstack.h.
687 (linear_transform_loops): New obstack lambda_obstack.
688 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
689 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
691 * lambda.h (struct obstack): New forward declaration.
692 (lambda_linear_expression_new): New parameter of type struct
694 (lambda_loopnest_new): Likewise.
695 (lambda_loopnest_transform): Likewise.
696 (lambda_body_vector_new): Likewise.
697 (lambda_body_vector_compute_new): Likewise.
698 (gcc_loopnest_to_lambda_loopnest): Likewise.
699 (lambda_loopnest_to_gcc_loopnest): Likewise.
700 * lambda-code.c: Include obstack.h.
701 (lambda_lattice_new): New parameter lambda_obstack. Use it for
703 (lambda_body_vector_new): Likewise.
704 (lambda_linear_expression_new): Likewise.
705 (lambda_lattice_new): Likewise.
706 (lambda_loopnest_new): Likewise. Additionally use obstack to
707 allocate LN_LOOPS(ret).
708 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
709 it to lambda_lattice_new.
710 (lambda_body_vector_compute_new): New parameter lambda_obstack.
711 Pass it to lambda_body_vector_new.
712 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
713 it to lambda_lattice_new.
714 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
715 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
716 (lambda_compute_target_space): Likewise.
717 (lambda_compute_auxillary_space): New parameter lambda_obstack.
718 Pass it to lambda_lattice_compute_base and
719 compute_nest_using_fourieer_motzkin.
720 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
721 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
722 and lambda_lattice_compute_target_space.
723 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
724 Pass it to lambda_linear_expression_new.
725 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
726 to gcc_tree_to_linear_expression.
727 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
728 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
729 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
730 Pass it to lambda_body_vector_new and
731 lambda_body_vector_compute_new.
732 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
733 (lambda-code.o): Likewise.
735 2007-09-06 Chao-ying Fu <fu@mips.com>
737 * ginclude/stdfix.h: New file.
738 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
739 (convert.o): Add dependence on fixed-value.h.
740 * c-convert.c (convert): Support FIXED_POINT_TYPE.
741 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
742 to define fixed-point constants.
743 (c_cpp_builtins): Define fixed-point constants.
744 * convert.c (fixed-value.h): New include.
745 (convert_to_real): Update comment to include fixed-point.
746 Support FIXED_POINT_TYPE.
747 (convert_to_integer): Update comment to include fixed-point.
748 Support FIXED_POINT_TYPE.
749 (convert_to_complex): Support FIXED_POINT_TYPE.
750 (convert_to_fixed): New function.
751 * convert.h (convert_to_fixed): Declare.
752 * genopinit.c: Add comment about $Q for only fixed-point modes.
753 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
754 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
755 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
756 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
757 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
758 usneg_optab for fixed-point modes.
759 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
761 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
762 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
763 unsigned saturation optabs, when type is saturating.
764 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
765 (expand_fixed_convert): New function.
766 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
767 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
768 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
769 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
770 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
771 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
773 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
774 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
775 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
776 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
777 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
779 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
780 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
781 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
782 fractuns, satfractuns.
783 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
784 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
785 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
786 OTI_ssmsub_widen, OTI_usmsub_widen.
787 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
788 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
789 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
790 umsub_widen_optab, usmsub_widen_optab): Define.
791 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
793 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
795 (expand_fixed_convert): Declare.
796 * expr.c (convert_move): Support the move of fixed-point modes.
797 (emit_move_insn_1): Handle fixed-point mode to move via integer.
798 (categorize_ctor_elements_1): Handle FIXED_CST.
799 (count_type_elements): Handle FIXED_POINT_TYPE.
800 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
801 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
803 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
804 multiply and add/subtract for fixed-point types.
805 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
806 mode, we jump to binop directly.
807 Support FIXED_CONVERT_EXPR.
808 (do_store_flag): Check FIXED_CST to put a constant second.
809 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
810 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
811 (const_vector_from_tree): Support FIXED_CST.
812 * doc/extend.texi (Fixed-Point): New node.
813 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
814 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
815 satfract, fractuns, satfractuns): Document them.
817 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
819 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
820 addresses into I registers.
822 2007-09-06 Jan Hubicka <jh@suse.cz>
823 Andreas Tobler <a.tobler@schweiz.org>
825 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
827 (machopic_legitimize_pic_address): Likewise.
829 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
830 Jan Hubicka <jh@suse.cz>
832 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
833 instead of ufloat_optab->handlers directly.
834 (floatdidf2): Likewise.
836 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
838 * config/mips/mips.c: Include diagnostic.h.
839 (mips_set_current_function): Check errorcount and sorrycount
840 before generating RTL.
842 2007-09-06 Richard Sandiford <richard@codesourcery.com>
845 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
846 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
847 (print_operand_reloc): Likewise.
849 2007-09-06 Janis Johnson <janis187@us.ibm.com>
853 2007-09-06 Jan Hubicka <jh@suse.cz>
855 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
858 2007-09-06 Richard Sandiford <richard@codesourcery.com>
860 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
861 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
863 2007-09-05 Janis Johnson <janis187@us.ibm.com>
865 * optabs.c (expand_float): Convert unsigned integer as signed only
866 if it provides sufficient accuracy; add mode argument to real_2expN.
867 (expand_fix): Fix comment typos; extend binary float into mode
868 wider than destination for converion to unsigned integer; add mode
869 argument to real_2expN.
870 * real.c (real_2expN): Add mode argument to special-case decimal
872 * real.h (real_2expN): Ditto.
873 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
875 (fixed_from_string): Ditto.
876 (fixed_to_decimal): Ditto.
877 (fixed_convert_from_real): Ditto.
878 (real_convert_from_fixed): Ditto.
879 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
880 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
881 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
882 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
884 2007-09-06 Tom Tromey <tromey@redhat.com>
886 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
887 * c-pch.c (c_common_read_pch): Restore current location after
889 * tree.c (expand_location): Update.
890 (expr_filename): Changed return type. Unified the two cases.
891 (expr_lineno): Likewise.
892 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
894 * toplev.c (line_table): Changed type.
895 (general_init): Update.
896 (realloc_for_line_map): New function.
897 (general_init): Allocate line_table using GC.
898 * fix-header.c (line_table): Changed type.
899 (read_scan_file): Update.
900 (read_scan_file): Update.
901 * c-ppoutput.c (maybe_print_line): Update.
902 (print_line): Update.
903 (cb_line_change): Update.
905 (pp_file_change): Update.
906 * c-opts.c (c_common_init_options): Update.
907 (finish_options): Update.
908 (push_command_line_include): Update.
909 * c-lex.c (cb_line_change): Update.
910 (cb_def_pragma): Update.
913 (c_lex_with_flags): Use cpp_get_token_with_location.
914 * input.h (line_table): Changed type.
915 (location_from_locus): New macro.
916 * tree.h (EXPR_FILENAME): No longer an lvalue.
917 (EXPR_LINENO): Likewise.
918 (expr_locus, set_expr_locus): Declare separately for
920 (expr_filename, expr_lineno): Changed return type.
921 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
922 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
923 (expand_gimple_basic_block): Likewise.
924 * final.c (final_scan_insn): Use expanded_location.
926 2007-09-06 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/32586
929 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
930 folding if nothing changed.
931 (simplify_unary_expression): New function. Do tree combining
932 on conversion like codes.
933 (try_to_simplify): Call it.
934 * builtins.c (fold_builtin_cexp): Fold the built expressions.
935 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
937 2007-09-06 Jan Hubicka <jh@suse.cz>
940 * cse.c (fold_rtx): Avoid invalid sharing.
942 2007-09-06 Richard Sandiford <richard@codesourcery.com>
944 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
945 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
947 2007-09-06 Revital Eres <eres@il.ibm.com>
949 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
950 Fix offsettable memory reference for 750CL.
952 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
954 * reload.c (find_reloads_address_1): Try to preserve original
955 base/index regclass of operands.
956 * regrename.c (scan_rtx_address): Likewise.
957 (replace_oldest_value_addr): Likewise.
959 2007-09-06 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/33302
962 * domwalk.c (walk_dominator_tree): The exit block is
963 interesting even if it is not reachable.
965 2007-09-06 Richard Sandiford <richard@codesourcery.com>
968 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
970 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
972 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
975 2007-09-05 Ian Lance Taylor <iant@google.com>
977 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
979 (dump_generic_node): Likewise.
980 * print-rtl.c (print_decl_name): Likewise.
981 * print-tree.c (print_node_brief): Likewise.
982 (print_node): Likewise.
983 * Makefile.in (RTL_BASE_H): Add alias.h.
986 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
988 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
990 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
991 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
993 2007-09-06 Jie Zhang <jie.zhang@analog.com>
995 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
996 (tm_defines): Define UCLIBC_DEFAULT to 1.
997 (extra_options): Add linux.opt.
998 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
999 (CRT_CALL_STATIC_FUNCTION): Likewise.
1000 (NO_IMPLICIT_EXTERN_C): Likewise.
1001 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1002 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
1003 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1004 (ENDFILE_SPEC): Don't define.
1005 (LIB_SPEC): Likewise.
1006 (CRT_CALL_STATIC_FUNCTION): Likewise.
1007 (NO_IMPLICIT_EXTERN_C): Likewise.
1008 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
1009 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1011 2007-09-06 Jan Hubicka <jh@suse.cz>
1013 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1016 2007-09-06 Jan Hubicka <jh@suse.cz>
1018 * opts.c (common_handle_option): Enable inlining functions for
1021 2007-09-06 Jakub Jelinek <jakub@redhat.com>
1023 * builtin-attrs.def (ATTR_NONNULL_3): New.
1024 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
1025 ATTR_NOTHROW_NONNULL_##FA.
1026 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
1027 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
1028 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
1029 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
1030 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
1031 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
1032 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
1034 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
1035 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
1036 ATTR_FORMAT_NOTHROW_3_4): Remove.
1037 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
1038 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
1039 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
1040 instead of ATTR_FORMAT_*_*.
1042 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
1044 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
1045 parts re-used for REG_FRAME_RELATED_EXPR.
1047 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1049 * optabs.c (expand_float): Convert unsigned integer as signed only
1050 if it provides sufficient accuracy; add mode argument to real_2expN.
1051 (expand_fix): Fix comment typos; extend binary float into mode
1052 wider than destination for converion to unsigned integer; add mode
1053 argument to real_2expN.
1054 * real.c (real_2expN): Add mode argument to special-case decimal
1056 * real.h (real_2expN): Ditto.
1057 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1059 (fixed_from_string): Ditto.
1060 (fixed_to_decimal): Ditto.
1061 (fixed_convert_from_real): Ditto.
1062 (real_convert_from_fixed): Ditto.
1063 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1064 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1065 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1066 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1068 2007-09-05 Ian Lance Taylor <iant@google.com>
1070 * init-regs.c (initialize_uninitialized_regs): Call
1071 emit_insn_before rather than add_insn_before.
1073 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1075 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1076 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1077 * tree-inline.h (copy_body_data): Add call_expr field.
1078 * tree-inline.c (expand_call_inline): Initialize call_expr.
1079 (copy_bb): Append anonymous inline fn arguments to arguments
1080 when inlining a CALL_EXPR_VA_ARG_PACK call.
1081 * builtins.c (expand_builtin): Issue an error if
1082 BUILT_IN_VA_ARG_PACK is seen during expand.
1083 (fold_call_expr, fold_builtin_call_array): Don't fold
1084 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1085 __builtin_va_arg_pack () call as last argument.
1086 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1087 function is __builtin_va_arg_pack (), decrease number of call
1088 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1089 * expr.c (expand_expr_real_1): Issue an error if
1090 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1091 * tree-pretty-print.c (dump_generic_node): Handle printing
1092 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1093 * doc/extend.texi (__builtin_va_arg_pack): Document.
1095 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1097 PR tree-optimization/21513
1098 * builtins.c (build_builtin_expect_predicate): New function.
1099 (fold_builtin_expect): Add argument for expected value.
1100 Distribute __builtin_expect over short-circuiting operations.
1101 Fold nested builtin_expects.
1102 (fold_builtin_2): Adjust call to fold_builtin_expect.
1104 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1107 PR tree-optimization/13756
1108 * doc/invoke.texi (Options That Control Optimization): Document
1111 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1113 * gcc/config/i386/cpuid.h: New file.
1114 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1115 (describe_cache): Shrink size and line strings to 100 bytes.
1116 (detect_caches_amd): Return "" for unsupported max_ext_level.
1117 Use __cpuid function.
1118 (detect_caches_intel): Return "" for unsupported max_level.
1119 Use __cpuid function.
1120 (host_detect_local_cpu): Change feature flag variables to
1121 unsigned int. Initialize only extended feature flag variables.
1122 Use __get_cpuid_max to determine max supported cpuid level.
1123 Use __cpuid function to determine supported features. Fix
1124 calculation of family id. Remove is_amd and check signature
1125 directly. Check for Geode signature. Handle family 4 id.
1126 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1127 cpu discovery code to lower part of the function.
1128 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1129 for sub-architecture.
1130 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1131 [PROCESSOR_K8]: Add k8-sse3 architecture.
1132 [PROCESSOR_NOCONA]: Remove.
1133 [PROCESSOR_GENERIC64]: Ditto.
1134 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1135 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1136 to check for SSE and FXSAVE support.
1137 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1138 Add -minline-all-stringops.
1139 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1140 (x86_64-*-*): Ditto.
1142 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1144 * config/bfin/linux-unwind.h: New file.
1145 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1146 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1148 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1150 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1151 * stmt.c: Include alloc-pool.h.
1152 (struct case_node): Remove GTY marker.
1153 (add_case_node): New parameter case_node_pool. Use it for
1155 (expand_case): New allocation pool case_node_pool. Initialize it,
1156 pass to add_case_node and free it.
1158 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1159 David Ung <davidu@mips.com>
1160 Nigel Stephens <nigel@mips.com>
1162 Add mips16/nomips16 function attributes and -mflip-mips16 option
1163 for testing mixed-mode compilation.
1165 * config/mips/mips.opt (mflip-mips16): New.
1167 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1168 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1170 * config/mips/mips.c (mips_base_target_flags): New.
1171 (mips_base_mips16): New.
1172 (mips_base_schedule_insns): New.
1173 (mips_base_reorder_blocks_and_partition): New.
1174 (mips_base_align_loops): New.
1175 (mips_base_align_jumps): New.
1176 (mips_base_align_functions): New.
1177 (mips16_flipper): New.
1178 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1179 (TARGET_SET_CURRENT_FUNCTION): Define.
1180 (mips_mips16_type_p, mips_nomips16_type_p): New.
1181 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1182 (mips_function_ok_for_sibcall): Make it deal with functions with
1184 (mips_init_split_addresses): New, split out from override_options.
1185 (mips_init_relocs): New, split out from override_options.
1186 (was_mips16_p): New.
1187 (mips_set_mips16_mode): New, split out from override_options.
1188 (mips_set_current_function): New.
1189 (override_options): Add sorry for unsupported mips16/pic
1190 combination. Remove error for mips16/dsp combination. Save
1191 base option settings.
1192 (mips_file_start): Move mips16 mode setting output from here....
1193 (mips_output_function_prologue): ....to here.
1194 (mips_output_mi_thunk): Check for mips16 function.
1195 (build_mips16_function_stub): Don't set .mips16 here.
1196 (build_mips16_call_stub): Likewise.
1197 (mips_expand_builtin): Error in mips16 mode.
1198 (mips_use_mips16_mode_p): New.
1199 (mips_encode_section_info): Check for mips16 function, and set
1200 SYMBOL_REF_FLAGS accordingly.
1202 * doc/extend.texi (Function Attributes): Document new
1203 mips16/nomips16 attributes.
1204 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1205 (MIPS Options): Document -mflip-mips16.
1207 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1209 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1210 if we encounter TLS address in MIPS16 mode.
1211 (mips_legitimize_const_move): Check cannot_force_const_mem for
1212 the (const (plus symbol offset)) case; this forces invalid TLS
1213 address in MIPS16 mode to be caught by the above call to sorry.
1214 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1215 because that now enables emutls, which is not ABI compatible
1216 with native TLS in non-MIPS16 mode.
1218 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1220 Add target hook invoked when cfun changes.
1222 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1223 * target.h (struct gcc_target): Add set_current_function.
1224 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1225 (TARGET_INITIALIZER): Add initializer for set_current_function.
1226 * tree.h (push_struct_function): New.
1227 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1229 (set_cfun): Declare.
1230 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1232 (push_function_context_to): Use allocate_struct_function
1233 to create null context, not init_dummy_function_start. Use set_cfun.
1234 (pop_function_context_from): Use set_cfun.
1235 (in_dummy_function): New.
1236 (invoke_set_current_function_hook): New.
1238 (push_cfun, pop_cfun): Use set_cfun.
1239 (push_struct_function): New.
1240 (allocate_struct_function): Call invoke_set_current_function_hook
1242 (prepare_function_start): Don't set cfun here. Remove unused
1243 argument; fix all callers.
1244 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1245 push_struct_function.
1246 (init_function_start): Set cfun here.
1247 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1248 * omp-low.c (create_omp_child_function): Use push_struct_function
1249 and pop_cfun to save/restore state.
1250 (expand_omp_parallel): Remove unused saved_cfun variable.
1251 * cgraphunit.c (ipa_passes): Use set_cfun.
1252 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1253 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1254 * matrix-reorg.c (transform_allocation_sites): Likewise.
1255 (matrix_reorg): Use set_cfun.
1256 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1257 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1258 assignment to cfun; use set_cfun for the other.
1259 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1260 (dump_function_to_file): Use push_cfun/pop_cfun here.
1261 * c-decl.c (finish_function): Use set_cfun.
1263 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1265 * regrename.c (rerename_optimize): Use deferred rescanning and
1266 insert explicit calls to rescan insns when changed.
1268 2007-09-05 Jan Hubicka <jh@suse.cz>
1270 * optabs.c (libfunc_entry): Change optab to integer.
1271 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1272 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1273 of pointers for hashing.
1275 2007-09-05 Jan Hubicka <jh@suse.cz>
1277 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1279 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1280 * see.c (pass_see): Likewise.
1281 * tracer.c (pass_tracer): Likewise.
1282 * postreload-gcse.c (pass_gcse2): Likewise.
1283 * postreload.c (pass_postreload_cse): Likewise.
1284 * mode-switching.c (pass_mode_switching): Likewise.
1285 * modulo-sched.c (pass_sms): Likewise.
1286 * cse.c (cse_insn): Likewise.
1287 * web.c (pass_web): Likweise.
1288 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1289 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1290 * loop-init.c (pass_rtl_loop_init): Likewise.
1291 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1292 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1293 * global.c (pass_global_alloc): Likewise.
1294 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1295 pass_if_after_reload): Likewise.
1296 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1297 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1298 * regmove.c (pass_regmove): Likewise.
1299 * function.c (pass_thread_prologugues_epilogues): Likewise.
1300 * gcse.c (pass_gcse): Likewise.
1301 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1302 * lower-subreg.c (pass_lower_subreg2): Likewise.
1303 * bt-load.c (pass_branch_target_load): Likewise.
1304 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1305 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1306 * combine.c (pass_combine): Likewise.
1307 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1308 (pass_partition_blocks): Likewise.
1309 * var-tracking.c (pass_variable_track): Likewise.
1310 * reg-stack.c (pass_stack_regs_run): Likewise.
1311 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1312 * passes.c (pass_postreload): Likewise.
1313 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1314 * tree-pass.h (TODO_verify_rtl_sharing): New.
1315 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1316 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1317 TODO_set_props, TODO_df_finish, TODO_df_verify,
1318 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1320 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1323 fold_real_zero_addition_p, reorder_operands_p,
1324 div_if_zero_remainder, fold_undefer_overflow_warnings,
1325 int_binop_types_match_p, fold_convert_const_int_from_int,
1326 fold_convert_const_int_from_real,
1327 fold_convert_const_int_from_fixed,
1328 fold_convert_const_real_from_real,
1329 fold_convert_const_real_from_fixed,
1330 fold_convert_const_fixed_from_fixed,
1331 fold_convert_const_fixed_from_int,
1332 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1333 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1334 debug_fold_checksum, multiple_of_p): Constify.
1335 * tree-flow-inline.h (get_lineno): Likewise.
1336 * tree-flow.h (get_lineno): Likewise.
1337 * tree-object-size.c (compute_object_offset, addr_object_size,
1338 alloc_object_size, pass_through_call): Likewise.
1339 * tree-pretty-print.c (op_symbol, print_call_name,
1340 print_struct_decl, do_niy): Likewise.
1341 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1342 debug_fold_checksum): Likewise.
1344 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1347 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1348 note, remove the associated REG_RETVAL note.
1350 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1352 * config.gcc (powerpc*-*-*): Install
1353 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1354 * config/rs6000/spu2vmx.h: New header.
1355 * config/rs6000/si2vmx.h: New header.
1356 * config/rs6000/vec_types.h: New header.
1358 2007-09-05 Ben Elliston <bje@au.ibm.com>
1360 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1362 2007-09-05 Ben Elliston <bje@au.ibm.com>
1364 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1366 (__stdcx): Make asm volatile.
1367 (__stwcx, __stdcx): Return only 0 or 1.
1369 2007-09-05 Jan Hubicka <jh@suse.cz>
1373 2007-09-04 Jan Hubicka <jh@suse.cz>
1374 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1376 2007-09-04 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-operands.c (add_virtual_operand): Only mark
1378 stores as has_volatile_ops if alias information is not available.
1380 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1382 * config/rs6000/tramp.asm: Include config.h.
1383 Check __PIC__ or __pic__ macro instead of SHARED.
1385 PR rtl-optimization/32300
1386 * see.c (see_copy_insn): New function.
1387 (see_def_extension_not_merged, see_merge_one_use_extension,
1388 see_merge_one_def_extension): Use it. Avoid changing
1389 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1390 into sequences. Call df_insn_delete on temporary insns
1391 that won't be emitted into the insn stream.
1392 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1393 and run df_process_deferred_rescans () before run_fast_dce.
1395 PR tree-optimization/33017
1396 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1397 recurse for pure or const function calls.
1399 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1401 * c-format.c: Include alloc-pool.h.
1402 (check_format_info_main): New argument fwt_alloc. Use allocation
1403 pool instead of GC. Remove GC deallocation code.
1404 (check_format_arg): Create allocation pool, pass it to
1405 check_format_info_main and free it afterwards.
1406 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1408 2007-09-05 Ben Elliston <bje@au.ibm.com>
1410 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1411 Rename count macro arugment for clarity.
1412 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1413 (__protected_stream_set): Likewise, pass 0.
1415 2007-09-04 Jan Hubicka <jh@suse.cz>
1417 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1419 2007-09-04 Jan Hubicka <jh@suse.cz>
1421 * invoke.texi (-finline-small-functions): Document.
1422 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1423 when deciding what is inlinable.
1424 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1425 (cgraph_decide_inlining_of_small_function): Handle new flags.
1426 (cgraph_decide_inlining_incrementally): Likewise.
1427 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1428 * common.opt (finline-small-functions): New.
1429 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1431 2007-09-04 Richard Guenther <rguenther@suse.de>
1433 * tree-ssa-operands.c (add_virtual_operand): Only mark
1434 stores as has_volatile_ops if alias information is not available.
1436 2007-09-04 Andrew Haley <aph@redhat.com>
1438 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1440 2007-09-04 Andrew Haley <aph@redhat.com>
1442 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1443 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1444 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1446 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1449 * common.opt: Mention ABI version 2 in comment.
1451 2007-09-04 Jan Hubicka <jh@suse.cz>
1453 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1454 (libfunc_entry): New structure.
1455 (libfunc_hash): New hashtable.
1456 (hash_libfunc): New function.
1457 (eq_libfunc): New function.
1458 (convert_optab_libfunc): New function.
1459 (optab_libfunc): New function.
1460 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1461 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1462 expand_float, expand_fix, new_optab, new_convert_optab):
1463 Update for new libfunc API.
1464 (init_libfunc, init_integral_libfuncs,
1465 init_floating_libfuncs, init_interclass_conv_libfuncs
1466 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1467 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1468 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1469 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1470 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1471 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1472 gen_extend_conv_libfunc): New.
1473 (init_one_libfunc): Revamp for hashtables.
1474 (set_conv_libfunc): Likewise.
1475 (init_optabs): Initialize hashtable; use lazy initialization where
1477 * optabs.h (optab_handlers): Move out of GGC.
1478 (optab, convert_optab): Move out of GGC; add lazy gen info.
1479 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1480 (optab_libfunc, convert_optab_libfunc): New.
1481 * builtins.c (expand_builtin_powi): Update for new API.
1482 * expr.c (convert_move): Likewise.
1483 * expmed.c (expand_divmod): Likewise.
1485 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1487 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1488 GOT pointer only if there is a constant pool. Use the allocated space
1491 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1493 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1496 2007-09-04 Revital Eres <eres@il.ibm.com>
1497 Richard Guenther <rguenther@suse.de>
1498 R. Clint Whaley <whaley@cs.utsa.edu>
1500 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1502 * tree-tailcall.c (process_assignment): Use -fassociative-math
1503 when reodering operands of floating-point type.
1504 * fold-const.c (fold_comparison, fold_binary): Use
1505 -fassociative-math and -freciprocal-math instead of
1506 -funsafe-math-optimization flag.
1507 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1508 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1509 -freciprocal-math instead of -funsafe-math-optimizations.
1510 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1511 -fassociative-math when -ffast-math is set.
1512 (set_unsafe_math_optimizations_flags): New Function
1513 to set -freciprocal-math and -fassociative-math when
1514 -funsafe-math-optimizations is set.
1515 (common_handle_option): Call it.
1516 * tree-vectorizer.c (vect_is_simple_reduction): Use
1517 -fassociative-math when doing reduction on floats.
1518 * loop-unroll.c (analyze_insn_to_expand_var): Use
1519 -fassociative-math when expanding an accumulator of type float.
1520 * simplify-rtx.c (simplify_binary_operation_1): Use
1521 -fassociative-math and -freciprocal-math when reordeing operands
1522 of floating-point type.
1523 * combine.c (combine_simplify_rtx): Likewise.
1524 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1526 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1528 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1531 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1533 2007-09-04 Jan Hubicka <jh@suse.cz>
1535 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1537 2007-09-04 Jan Hubicka <jh@suse.cz>
1539 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1540 and corresponding MATCH_DUP.
1542 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1545 * combine.c (subst): Do not try to simplify X if it represents load
1546 of FP constant from the constant pool via float extension.
1548 2007-09-04 Ben Elliston <bje@au.ibm.com>
1550 * c-opts.c: Include "tm_p.h".
1551 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1553 2007-09-04 Richard Guenther <rguenther@suse.de>
1555 PR tree-optimization/33291
1556 * tree-pretty-print.c (dump_generic_node): Dump all
1557 qualifiers for pointer types, not only first. Dump
1558 qualifiers for aggregate types as well.
1559 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1560 use the canonical type for building ARRAY_REFs.
1561 * gimplify.c (canonicalize_addr_expr): Clean up. The
1562 correct validness check is compatibility of the pointer
1563 types. Always use the canonical type for building
1564 ARRAY_REFs and ADDR_EXPRs.
1565 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1566 change that disabled propagation of ADDR_EXPRs into statements
1569 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1571 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1572 (umulsi3_highpart): Make into expanders; existing insns are
1573 now named *[insn]_nov6. Add stars to existing [insn]_v6
1574 counterparts' names.
1576 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1578 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1579 (unprotoize.o): Remove SHLIB_MULTILIB.
1581 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1583 * doc/extend.texi: Document progmem attribute for AVR.
1585 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1588 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1590 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1592 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1595 * optabs.c: Remove unnecessary forward declarations.
1596 (expand_unop_direct): New, broken out of expand_unop.
1597 (expand_doubleword_clz): New.
1598 (expand_ctz): Move above expand_ffs. Use
1599 start_sequence, end_sequence, add_equal_note, and
1600 expand_unop_direct. Add more commentary.
1601 (expand_ffs): Try both ctz optab and expand_ctz.
1602 Generate a test and branch if the hardware doesn't give us
1603 a useful value for input zero. Style improvements similar to
1606 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1608 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1610 * config.gcc: Delete stanza for arm-semi-aof and
1611 armel-semi-aof targets.
1612 * config/arm/arm-protos.h
1614 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1615 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1616 delete aof_pic_label and remove mention of AOF in comments.
1617 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1619 * config/arm/semiaof.h
1620 * config/arm/t-semi: Delete file.
1622 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1624 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1625 CONST_CAST_BB): New macros for type-specific casts.
1626 (CONST_CAST): Add a TYPE parameter and define it in terms of
1629 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1630 * c-lex.c (cb_ident, lex_string): Likewise,
1631 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1632 * config/i386/i386.c (ix86_function_regparm,
1633 ix86_function_sseregparm): Use CONST_CAST_TREE.
1634 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1636 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1637 give_switch, set_multilib_dir): Likewise,
1638 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1639 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1640 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1641 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1642 * prefix.c (update_path): Likewise,
1643 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1644 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1645 * tree-cfg.c (tree_can_merge_blocks_p,
1646 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1647 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1648 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1649 (attribute_list_contained): Use CONST_CAST_TREE.
1651 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1653 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1655 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1658 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1659 before forcing them into a register.
1661 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1663 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1664 rather than define_code_macro.
1666 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1668 * gcc.c (xputenv): New function.
1669 (putenv_from_prefixes): Use xputenv instead of putenv.
1670 (process_command): Use xputenv instead of putenv.
1671 (set_collect_gcc_options): Use xputenv instead of putenv.
1672 (main): Use xputenv instead of putenv.
1674 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1676 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1677 availability of swap instruction.
1678 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1680 2007-09-03 Revital Eres <eres@il.ibm.com>
1682 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1685 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1686 Ayal Zaks <zaks@il.ibm.com>
1687 Revital Eres <eres@il.ibm.com>
1689 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1690 compute_split_row): New functions.
1691 (ps_unschedule_node): Remove.
1692 (normalize_sched_times): Iterate over the already scheduled
1693 insns instead of the number of nodes.
1694 (MAX_SPLIT_NUM): New definition.
1695 (sms_schedule_by_order): Change the scheduling heuristic to
1696 avoid useless increases of initiation interval ii.
1697 (get_sched_window): Add dump printouts.
1699 2007-09-02 David Daney <ddaney@avtrex.com>
1701 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1702 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1703 (optab, insn): Add more attributes.
1704 (fetchop_bit): New code macro.
1705 (immediate_insn): New code macro attribute.
1706 (sync): Change condition to ISA_HAS_SYNC.
1707 (rdhwr): Change predicate for operand 0 to register_operand.
1708 (memory_barrier): New expand.
1709 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1710 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1711 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1712 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1713 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1714 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1715 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1716 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1717 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1719 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1720 Hans-Peter Nilsson <hp@axis.com>
1722 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1723 Defined to describe availability and behavior of CLZ.
1724 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1725 * config/cris/cris.opt: Tweak comment for "-metrax4".
1726 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1727 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1728 (count_leading_zeros): Define.
1730 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1732 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1734 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1737 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1740 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1742 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1743 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1744 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1745 sched-deps.c, sched-int.h, system.h, target.h,
1746 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1747 tree.def: Fix comment typos.
1749 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1751 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1752 (override_options): Turn on -mstrict-align on non-ColdFire
1754 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1756 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * c-common.c (const_strip_array_types): Delete.
1759 * c-common.h (const_strip_array_types): Likewise.
1760 * emit-rtl.c (const_next_insn, const_previous_insn,
1761 const_next_nonnote_insn, const_prev_nonnote_insn,
1762 const_next_real_insn, const_prev_real_insn,
1763 const_next_active_insn, const_prev_active_insn, const_next_label,
1764 const_prev_label): Delete.
1765 * gimple-low.c (block_may_fallthru): Use expr_last.
1766 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1767 * rtl.h (const_previous_insn, const_next_insn,
1768 const_prev_nonnote_insn, const_next_nonnote_insn,
1769 const_prev_real_insn, const_next_real_insn,
1770 const_prev_active_insn, const_next_active_insn, const_prev_label,
1771 const_next_label): Delete.
1772 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1773 * system.h (CONST_CAST): Update comment.
1774 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1775 (const_first_stmt, const_last_stmt): Delete.
1776 (tree_block_ends_with_condjump_p): Use last_stmt.
1777 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1778 * tree-iterator.c (const_expr_first, const_expr_last,
1779 const_expr_only): Delete.
1780 * tree.c (const_lookup_attribute): Likewise.
1781 (attribute_list_contained): Use lookup_attribute.
1782 * tree.h (const_lookup_attribute, const_expr_first,
1783 const_expr_last, const_expr_only): Delete.
1785 2007-09-01 Richard Guenther <rguenther@suse.de>
1787 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1788 instead of TREE_THIS_VOLATILE.
1789 * tree-ssa-operands.c (add_virtual_operand): Do not set
1790 has_volatile_ops. Do not check s_ann for NULL.
1791 (get_indirect_ref_operands): Likewise.
1792 (get_expr_operands): Likewise. For all reference trees
1793 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1794 check base of reference for TREE_THIS_VOLATILE.
1796 2007-09-01 Richard Guenther <rguenther@suse.de>
1798 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1799 between integral types. Also allow conversions between
1802 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1804 * optabs.c (prepare_float_lib_cmp): Use
1805 libgcc_cmp_return_mode instead of word_mode.
1806 * config/dfp-bit.h: Likewise.
1807 * config/fp-bit.h: Likewise.
1808 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1810 (spu_libgcc_shift_count_mode): New function.
1811 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1812 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1814 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1816 * tree-pretty-print.c: Include output.h.
1817 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1818 HOST_WIDE_INT_PRINT_DEC.
1819 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1821 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1823 PR rtl-optimization/33224
1824 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1825 to the analysed region.
1827 2007-08-31 Richard Guenther <rguenther@suse.de>
1829 * function.c (allocate_struct_function): Do not set
1830 current_function_returns_pointer.
1831 * function.h (struct var_refs_queue): Remove.
1832 (struct simple_obstack_stack): Likewise.
1833 (struct function): Remove fixup_var_refs_queue member.
1834 Remove returns_pointer flag.
1835 (current_function_returns_pointer): Remove define.
1837 2007-08-31 Nick Clifton <nickc@redhat.com>
1839 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1840 secondary keys in order to obtain a stable sort.
1842 2007-08-31 Nick Clifton <nickc@redhat.com>
1845 * config/m32r/constraints.md: Add W constraint for integer zero.
1846 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1847 Fix length calculation by using alternatives.
1849 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1851 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1852 split out from expand_binop.
1853 (avoid_expensive_constant): New function.
1854 (expand_binop_directly): Remove commutative_op argument and
1855 (expand_binop_directly): Remove commutative_op argument and
1856 call cummutative_optab_p instead. Do not change op0 or op1
1857 when swapping xop0 and xop1. Apply avoid_expensive_constant
1858 to each argument after potential swapping. Enforce the
1859 canonical order of commutative operands.
1860 (expand_binop): Use shift_optab_p and commutative_optab_p.
1861 Update the calls to expand_binop_directly. Only force constants
1862 into registers when widening an operation. Only swap operands
1863 once a direct expansion has been rejected.
1864 (expand_twoval_binop): Only force constants into registers when
1865 using a direct expansion.
1867 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1869 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1870 (sched_analyze_insn): Don't postprocess speculative dependencies when
1871 target has no scheduling.
1872 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1873 'uninitialized' warning.
1875 2007-08-31 Richard Guenther <rguenther@suse.de>
1877 * tree.c (build_complex_type): Always set TYPE_NAME for
1880 2007-08-31 Olivier Hainque <hainque@adacore.com>
1882 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1883 internal macro. Default alignment factor for csect directives, chosen
1884 to match what BIGGEST_ALIGNMENT allows.
1885 (DATA_SECTION_ASM_OP): Use it.
1886 * config/rs6000/rs6000.c
1887 (rs6000_xcoff_output_readonly_section_asm_op):
1888 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1889 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1891 2007-08-31 Olivier Hainque <hainque@adacore.com>
1893 * dbxout.c (dbxout_block): Move declaration within the first
1894 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1895 block to include the definition, together with the associated
1898 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1899 Revital Eres <eres@il.ibm.com>
1901 * doc/invoke.texi (-mpaired): Document flag.
1902 * config.gcc: Include paired.h in powerpc extra_headers and
1903 750cl.h in powerpc-*-linux*paired*.
1904 * config/rs6000/rs6000.opt (-mpaired): New flag.
1905 * config/rs6000/rs6000.c (paired_init_builtins,
1906 paired_expand_builtin, paired_expand_lv_builtin,
1907 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1908 New functions to support the paired single builtin functions.
1909 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1910 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1912 (bdesc_paired_preds): New structure for paired predicate
1914 (rs6000_expand_builtin): Expand paired single builtins.
1915 (rs6000_init_builtins): Init paired single builtins.
1916 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1917 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1918 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1919 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1920 (rs6000_vector_mode_supported_p): Support paired vector mode.
1921 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1922 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1924 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1925 (DATA_ALIGNMENT): Likewise.
1926 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1927 (rs6000_builtins): Add PAIRED builtins.
1928 * config/rs6000/rs6000.md: Include paired.md.
1929 * config/rs6000/paired.h: New.
1930 * config/rs6000/paired.md: New.
1931 * config/rs6000/750cl.h: New.
1932 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1934 2007-08-30 Ollie Wild <aaw@google.com>
1936 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1937 * gcc.c (default_compilers): Add -fno-directives-only to
1938 @assembler-with-cpp.
1940 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1944 * regclass.c (initial_fixed_regs): Revert previous change and make
1946 (initial_call_used_regs): Likewise.
1947 (initial_call_really_used_regs): Delete, reverting previous addition.
1948 (initial_reg_names): Likewise.
1949 (init_reg_sets): Revert previous change.
1950 (saved_fixed_regs): New.
1951 (saved_call_used_regs): New.
1952 (saved_call_really_used_regs): New.
1953 (saved_reg_names): New.
1954 (save_register_info): New.
1955 (restore_register_info): New.
1956 (init_reg_sets_1): Replace reset of register info with call to
1957 restore_register_info.
1958 * rtl.h (save_register_info): Declare.
1959 * toplev.c (backend_init): Call save_register_info.
1961 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1963 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1964 from the original statement.
1966 2007-08-30 Chao-ying Fu <fu@mips.com>
1968 * c-lex.c (interpret_fixed): Declare.
1969 (interpret_float): Process _Fract and _Accum.
1970 (interpret_fixed): New function.
1971 * final.c (output_addr_const): Process CONST_FIXED.
1972 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1973 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1975 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1977 (simplify_immed_subreg): Support CONST_FIXED.
1978 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1979 (simplify_subreg): Support CONST_FIXED.
1981 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1983 * config/rs6000/ppu_intrinsics.h: New file.
1984 * config.gcc (powerpc*-*-* <extra_headers>): Install
1987 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1989 * cfg.c (dump_flow_info): Change to also print entry and exit
1991 * print-rtl.c (print_rtl_single): Allow to print rtl with
1994 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1996 * df-core.h (df_dump_region): New function.
1997 * df.h (df_dump_region): New function.
1998 * loop-invariant.c (find_defs): Add call to df_dump_region.
1999 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
2002 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2005 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
2006 true if any of the compare_section_name calls returned true,
2007 rather than if any returned false.
2009 2007-08-30 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/33199
2012 * tree-ssa-structalias.c (handle_lhs_call): New function.
2013 (find_func_aliases): In non-IPA mode make sure that for
2014 calls that return a pointer we add a constraint for the
2015 result to point to anything.
2017 2007-08-30 Richard Guenther <rguenther@suse.de>
2019 * doc/invoke.texi (-mveclibabi): Document new target option.
2020 * config/i386/i386.opt (-mveclibabi): New target option.
2021 * config/i386/i386.c (ix86_veclib_handler): Handler for
2022 vectorization library support.
2023 (override_options): Handle the -mveclibabi option, initialize
2024 the vectorization library handler.
2025 (ix86_builtin_vectorized_function): As fallback call the
2026 vectorization library handler, if set.
2027 (ix86_veclibabi_acml): New static function for ACML ABI style
2028 vectorization support.
2030 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2032 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
2033 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
2034 SImode and update m. Don't run gen_lowpart_common on arbitrary
2035 memory address, force it to register first.
2038 * dce.c (dce_process_block): Don't delete setters of
2039 artificially used registers.
2041 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2043 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
2044 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
2045 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
2047 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2049 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
2051 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
2052 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
2054 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * system.h: Activate -Wcast-qual as warning-only.
2058 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
2061 * config/rs6000/rs6000.c (compare_section_name): New function.
2062 (rs6000_elf_in_small_data_p): Compare section prefixes instead
2065 2007-08-29 Olivier Hainque <hainque@adacore.com>
2067 * xcoffout.c: #include debug.h.
2068 * Makefile.in (xcoffout.o): Add debug.h dependency.
2070 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2072 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2073 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2075 2007-08-29 Richard Guenther <rguenther@suse.de>
2077 * tree-pretty-print.c (dump_generic_node): Print
2078 label DECL_UID as D.%u.
2079 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2081 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2083 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2084 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2086 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2089 * tree.c (build_type_attribute_qual_variant): Set canonical types
2090 on the final, unqualified attribute variant before building the
2093 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2095 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2096 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2098 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2101 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2102 * config/bfin/bfin.md (composev2hi): Put operands into vector
2105 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2107 * config/bfin/bfin.md (composev2hi): Put operands into vector
2110 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2112 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2113 attribute when appropriate.
2114 (bfin_handle_l1_text_attribute): New.
2115 (bfin_handle_l1_data_attribute): New.
2116 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2117 l1_data_A and l1_data_B.
2118 * doc/extend.texi (node Function Attributes): Document l1_text
2120 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2121 l1_data_A and l1_data_B variable attributes.
2123 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2125 * config/bfin/bfin.opt (minline-plt): Add.
2126 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2127 call to global functions.
2128 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2129 (Blackfin Options): Document -minline-plt.
2131 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2133 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2134 given a non-function.
2135 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2137 2007-08-28 DJ Delorie <dj@redhat.com>
2139 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2141 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2143 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2145 2007-08-28 Richard Guenther <rguenther@suse.de>
2147 * tree.h (struct tree_function_decl): Increase size of
2148 function_code bitfield.
2150 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2151 Kazu Hirata <kazu@codesourcery.com>
2153 * gcc/config/m68k/linux.h
2154 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2155 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2156 (m68k_return_in_memory): New.
2157 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2160 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2163 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2164 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2165 operand) when top VEC_SELECT extracts scalar element.
2166 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2167 (*vec_extract_v4sf_mem): Ditto.
2169 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2172 * passes.c (init_optimization_passes): Move pass_df_finish
2173 after pass_postreload sublist.
2175 PR rtl-optimization/33148
2176 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2177 (neg (lt X 0)) if X has scalar int mode.
2180 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2181 initializer, use build_vector_from_ctor if possible to create
2182 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2183 even after this, return NULL.
2185 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2187 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2189 2007-08-28 Richard Guenther <rguenther@suse.de>
2191 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2192 (struct tree_function_decl): Make function_code a bitfield.
2193 Add disregard_inline_limits flag.
2194 * cgraphunit.c (cgraph_process_new_functions): Check
2195 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2196 (cgraph_preserve_function_body_p): Likewise.
2197 * ipa-inline.c (compute_inline_parameters): Likewise.
2198 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2199 for GNU C extern inline functions.
2200 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2201 * tree-inline.c (disregard_inline_limits_p): Remove.
2202 * tree-inline.h (disregard_inline_limits_p): Likewise.
2203 * c-common.c (handle_always_inline_attribute): Set
2204 DECL_DISREGARD_INLINE_LIMITS.
2205 * langhooks.c (add_builtin_function): Verify the function code
2206 fits in the bitfield.
2208 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2209 Vladimir Yanovsky <yanov@il.ibm.com>
2210 Revital Eres <eres@il.ibm.com>
2211 Andrey Belevantsev <abel@ispras.ru>
2213 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2215 * modulo-sched.c: Add documentation regarding do-loop.
2216 (doloop_register_get): Change number of arguments to support
2217 the new do-loop pattern and check whether COUNT_REG has no other
2218 occurences in the loop besides in the control part.
2219 (duplicate_insns_of_cycles): Do not duplicate the insn which
2220 changes count_reg as it is already adjusted.
2221 (generate_prolog_epilog): New argument to support the new
2222 do-loop pattern. Change the subtract instruction to use
2223 expand_simple_binop. Call duplicate_insns_of_cycles with new
2225 (sms_schedule): Call doloop_register_get and
2226 generate_prolog_epilog with new argument. Do not handle loops
2227 with single sets insns with subreg in their lhs.
2228 * loop-doloop.c (doloop_optimize): Support for another do-loop
2230 (doloop_condition_get): Gets an instruction instead of a pattern
2231 and change the return condition when the do-loop pattern is
2233 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2234 deps when considering to not create edges.
2236 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2238 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2241 2007-08-27 Jason Merrill <jason@redhat.com>
2244 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2245 zero-sized types after calling gimplify_modify_expr_rhs.
2247 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2249 * regclass.c (init_reg_autoinc): Fix typo.
2251 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2253 Fix PR tree-optimization/33173
2254 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2256 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2260 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2263 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2264 David Ung <davidu@mips.com>
2265 Nigel Stephens <nigel@mips.com>
2267 Separate target-specific initialization from general
2268 back-end initialization.
2270 * toplev.c (init_alignments): New, split out from...
2271 (process_options): ...here.
2272 (backend_init_target): New, split out from...
2273 (backend_init): ...here.
2274 (lang_dependent_init_target): New, split out from...
2275 (lang_dependent_init): ...here.
2276 (target_reinit): New.
2277 * toplev.h (target_reinit): Declare.
2278 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2279 now can be called more than once. Update comments.
2280 * expr.h (init_expr_target): Likewise.
2281 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2282 now can be called more than once. Explicitly zero
2283 static_reg_base_value.
2284 * emit-rtl.c (init_emit_regs): New, split out from...
2285 (init_emit_once): Here.
2286 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2287 non-const, so that changes from command-line arguments can overwrite
2288 values provided by the static initializers.
2289 (initial_call_really_used_regs): New, used similarly to the above.
2290 (initial_reg_names): Likewise.
2291 (last_mode_for_init_move_cost): Promoted function-local static to
2292 file-scope static to make it accessible outside init_move_cost.
2293 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2294 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2295 reg_names since it is needed for parsing command-line options.
2296 (init_move_cost): Use last_mode_for_init_move_cost instead of
2297 function-local static.
2298 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2299 call_really_used_regs now. Reinitialize reg_names. Also
2300 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2301 reg_class_superunion. Clear losing_caller_save_reg_set.
2302 Preserve global registers if called more than once. Reset
2303 move cost, may_move_in_cost, may_move_out_cost, and
2304 last_mode_for_init_move_cost.
2305 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2306 can now be invoked more than once. Update comments.
2307 (init_regs): Update comments.
2308 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2309 and initial_call_really_used_regs, instead of the non-initial
2310 variables. This allows us to save the command-line register settings
2311 after target reinitialization.
2312 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2313 * rtl.h (init_emit_regs): Declare.
2314 (init_reg_modes_target, init_alias_target): Renamed as described
2316 * reload1.c (init_reload): Update comments.
2317 * optabs.c (init_optabs): Likewise.
2318 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2320 2007-08-26 Chao-ying Fu <fu@mips.com>
2322 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2325 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2329 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2331 * bb-reorder.c (copy_bb_p): Likewise.
2332 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2333 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2334 block_ends_with_condjump_p): Likewise.
2335 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2336 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2337 block_ends_with_condjump_p): Likewise.
2338 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2339 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2340 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2341 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2342 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2343 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2344 debug_true_const_tree instad of debug_true_tree.
2345 * debug.c (do_nothing_debug_hooks): Likewise.
2346 * debug.h (ignore_block, debug_true_const_tree): Constify.
2347 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2348 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2349 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2350 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2351 dbx_reg_number, is_based_loc, field_type,
2352 simple_type_align_in_bits, simple_decl_align_in_bits,
2353 simple_type_size_in_bits, field_byte_offset, insert_float,
2354 type_tag, member_declared_type, is_redundant_typedef,
2355 secname_for_decl, is_inlined_entry_point): Likewise.
2356 * emit-rtl.c (const_next_insn, const_previous_insn,
2357 const_next_nonnote_insn, const_prev_nonnote_insn,
2358 const_next_real_insn, const_prev_real_insn,
2359 const_next_active_insn, const_prev_active_insn, const_next_label,
2360 const_prev_label): Likewise.
2361 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2363 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2364 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2365 sched_insn_is_legitimate_for_speculation_p): Likewise.
2366 * jump.c (reversed_comparison_code_parts,
2367 reversed_comparison_code, reversed_comparison, condjump_label):
2369 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2370 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2372 * rtl.h (const_previous_insn, const_next_insn,
2373 const_prev_nonnote_insn, const_next_nonnote_insn,
2374 const_prev_real_insn, const_next_real_insn,
2375 const_prev_active_insn, const_next_active_insn, const_prev_label,
2376 const_next_label, modified_between_p, modified_in_p,
2377 const_note_storeskeep_with_call_p, condjump_label,
2378 reversed_comparison, reversed_comparison_code,
2379 reversed_comparison_code_parts, memory_modified_in_insn_p,
2380 stack_regs_mentioned): Likewise.
2381 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2382 keep_with_call_p): Likewise.
2383 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2384 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2385 sd_lists_size, sd_lists_empty_p): Likewise.
2386 * sched-int.h (sched_insns_conditions_mutex_p,
2387 haifa_classify_insn, no_real_insns_p,
2388 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2389 sd_lists_size, sd_lists_empty_p): Likewise.
2390 * sdbout.c (sdb_debug_hooks): Likewise.
2391 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2392 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2393 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2395 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2396 tree_can_throw_internal): Likewise.
2397 * tree-flow-inline.h (phi_nodes): Likewise.
2398 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2399 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2400 * tree-gimple.c (const_get_call_expr_in): Likewise.
2401 * tree-gimple.h (const_get_call_expr_in): Likewise.
2402 * tree.c (const_lookup_attribute, attribute_list_equal,
2403 attribute_list_contained): Likewise.
2404 * tree.h (attribute_list_equal, attribute_list_contained,
2405 const_lookup_attribute): Likewise.
2406 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2408 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2410 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2411 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2413 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2416 * config/alpha/constraints.md: Delete "svn:mime-type" property
2417 with svn propdel "svn:mime-type".
2419 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2422 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2423 non NOTE insn doesn't cross basic block.
2424 (noce_try_abs): Likewise.
2425 (noce_process_if_block): Likewise.
2427 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2430 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2431 operand without auto-inc-dec.
2432 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2433 offsettable_mem_operand.
2434 (floatunssidf2_internal): Same.
2435 (fix_truncdfsi2_internal): Same.
2436 (floatsidf_ppc64): Same.
2437 (floatunssidf_ppc64): Same.
2438 (fix_trunctfsi2_internal): Same.
2440 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2443 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2444 pass defines needed for version.c.
2446 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2448 * configure.ac (--debug-prefix-map check): Change assembler
2449 version presumed to have feature to 2.18.
2450 * configure: Regenerate.
2452 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2454 * c-common.c (vector_types_convertible_p,
2455 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2456 self_promoting_args_p): Constify.
2457 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2458 c_promoting_integer_type_p, self_promoting_args_p,
2459 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2460 * c-decl.c (anon_aggr_type_p): Likewise.
2461 * * c-dump.c (dump_stmt): Likewise.
2462 * c-objc-common.c (has_c_linkage): Likewise.
2463 * c-tree.h (same_translation_unit_p): Likewise.
2464 * c-typeck.c (null_pointer_constant_p,
2465 tagged_types_tu_compatible_p, function_types_compatible_p,
2466 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2467 comptypes_internal, struct tagged_tu_seen_cache,
2468 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2469 c_size_in_bytes): Likewise.
2470 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2471 hash_ptr, eq_ptr): Likewise.
2472 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2473 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2474 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2475 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2477 * optabs.c (optab_for_tree_code): Likewise.
2478 * optabs.h (optab_for_tree_code): Likewise.
2479 * rtl.h (simplify_rtx): Likewise.
2480 * simplify-rtx.c (simplify_rtx): Likewise.
2481 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2482 dump_flag, dump_node): Likewise.
2483 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2484 queue_and_dump_type, dump_flag): Likewise.
2485 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2486 * tree-pass.h (dump_node): Likewise.
2487 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2488 supportable_narrowing_operation): Likewise.
2489 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2490 supportable_narrowing_operation): Likewise.
2491 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2492 is_negative_overflow_infinity, is_positive_overflow_infinity,
2493 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2494 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2495 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2496 ssa_name_nonzero_p, fp_predicate): Likewise.
2497 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2498 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2499 ssa_name_nonnegative_p): Likewise.
2501 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2503 * config.gcc : Add x86_64-elf target.
2505 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2507 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2509 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2510 Nigel Stephens <nigel@mips.com>
2514 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2515 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2516 * expr.c (SET_BY_PIECES_P): Define.
2517 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2518 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2519 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2521 * expr.h (SET_RATIO): Define.
2522 (can_store_by_pieces, store_by_pieces): Update prototypes.
2523 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2524 can_store_by_pieces/store_by_pieces.
2525 (expand_builtin_memcpy_args): Likewise.
2526 (expand_builtin_strncpy): Likewise.
2527 (expand_builtin_memset_args): Likewise. Also remove special case
2528 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2529 decide what to do instead.
2530 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2531 to can_store_by_pieces.
2533 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2534 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2536 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2537 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2538 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2539 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2540 (STORE_BY_PIECES_P): Define.
2542 2007-08-24 Tom Tromey <tromey@redhat.com>
2544 * varpool.c (varpool_last_needed_node): Fix comment typo.
2545 * c-decl.c (duplicate_decls): Fix comment typo.
2546 (clone_underlying_type): Update comment.
2548 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2550 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2551 alpha_in_small_data_p, alpha_split_complex_arg,
2552 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2554 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2555 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2557 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2558 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2559 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2560 * config/darwin.c (darwin_binds_local_p): Likewise.
2561 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2563 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2564 i386_pe_valid_dllimport_attribute_p): Likewise.
2565 * config/i386/i386.c (ix86_function_regparm,
2566 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2567 x86_can_output_mi_thunk, ix86_mangle_type,
2568 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2569 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2570 i386_pe_binds_local_p): Likewise.
2571 * config/ia64/ia64.c
2572 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2573 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2574 ia64_invalid_conversion, ia64_invalid_unary_op,
2575 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2577 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2578 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2579 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2580 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2581 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2582 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2583 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2584 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2585 * config/pa/pa.c (pa_commutative_p): Likewise.
2586 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2588 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2589 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2590 rs6000_use_blocks_for_constant_p,
2591 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2592 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2593 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2594 * config/s390/s390.c (s390_mangle_type,
2595 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2597 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2598 th_in_small_data_p): Likewise.
2599 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2600 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2602 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2603 sparc_mangle_type): Likewise.
2604 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2605 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2606 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2608 * hooks.c (hook_bool_mode_const_rtx_false,
2609 hook_bool_mode_const_rtx_true,
2610 hook_bool_const_tree_hwi_hwi_const_tree_false,
2611 hook_bool_const_tree_hwi_hwi_const_tree_true,
2612 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2613 hook_constcharptr_const_tree_null,
2614 hook_constcharptr_const_rtx_null,
2615 hook_constcharptr_const_tree_const_tree_null,
2616 hook_constcharptr_int_const_tree_null,
2617 hook_constcharptr_int_const_tree_const_tree_null): New.
2618 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2619 hook_bool_tree_hwi_hwi_tree_false,
2620 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2621 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2622 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2623 hook_constcharptr_int_tree_null,
2624 hook_constcharptr_int_tree_tree_null): Delete.
2625 (default_can_output_mi_thunk_no_vcall): Constify.
2626 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2627 hook_bool_tree_hwi_hwi_tree_false,
2628 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2629 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2630 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2631 hook_constcharptr_int_tree_null,
2632 hook_constcharptr_int_tree_tree_null): Delete.
2633 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2634 hook_bool_const_tree_hwi_hwi_const_tree_false,
2635 hook_bool_const_tree_hwi_hwi_const_tree_true,
2636 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2637 hook_constcharptr_const_tree_null,
2638 hook_constcharptr_const_rtx_null,
2639 hook_constcharptr_const_tree_const_tree_null,
2640 hook_constcharptr_int_const_tree_null,
2641 hook_constcharptr_int_const_tree_const_tree_null): New.
2642 (default_can_output_mi_thunk_no_vcall): Constify.
2643 * integrate.c (function_attribute_inlinable_p): Likewise.
2644 * integrate.h (function_attribute_inlinable_p): Likewise.
2645 * jump.c (rtx_renumbered_equal_p): Likewise.
2646 * output.h (decl_readonly_section, categorize_decl_for_section,
2647 default_use_anchors_for_symbol_p, default_binds_local_p,
2648 default_binds_local_p_1): Likewise.
2649 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2651 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2652 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2653 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2654 TARGET_COMP_TYPE_ATTRIBUTES,
2655 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2656 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2657 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2658 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2659 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2660 * target.h (can_output_mi_thunk, needs_block_p,
2661 first_cycle_multipass_dfa_lookahead_guard_spec,
2662 vector_alignment_reachable, comp_type_attributes,
2663 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2664 commutative_p, use_blocks_for_constant_p,
2665 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2666 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2667 invalid_within_doloop, valid_dllimport_attribute_p,
2668 split_complex_arg, invalid_arg_for_unprototyped_fn,
2669 invalid_conversion, invalid_unary_op, invalid_binary_op):
2671 * targhooks.c (default_invalid_within_doloop,
2672 hook_invalid_arg_for_unprototyped_fn,
2673 default_builtin_vector_alignment_reachable): Likewise.
2674 (hook_bool_rtx_commutative_p): Delete.
2675 (hook_bool_const_rtx_commutative_p): New.
2676 * targhooks.h (default_invalid_within_doloop,
2677 default_builtin_vector_alignment_reachable,
2678 hook_invalid_arg_for_unprototyped_fn): Constify.
2679 (hook_bool_rtx_commutative_p): Delete.
2680 (hook_bool_const_rtx_commutative_p): New.
2681 * varasm.c (bss_initializer_p, decl_default_tls_model,
2682 categorize_decl_for_section, decl_readonly_section,
2683 default_use_anchors_for_symbol_p, default_binds_local_p,
2684 default_binds_local_p_1): Constify.
2686 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2688 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2689 __NO_BUILTIN if -fno-builtin.
2691 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2693 * config/bfin/bfin.c (print_operand): Report error instead of
2694 ICE for wrong operand.
2696 2007-08-24 Michael Matz <matz@suse.de>
2698 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2700 2007-08-24 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa.c (useless_type_conversion_p): Split into a
2704 recursive and a non-recursive part.
2705 (useless_type_conversion_p_1): New function.
2706 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2707 from maybe_fold_offset_to_reference is trivially convertible
2708 to the desired type before doing the simplification.
2710 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2712 * expr.c (store_expr): Optimize initialization of an array
2714 * expr.h (builtin_strncpy_read_str): New prototype.
2715 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2718 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2721 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2722 field when initializing if_info structure.
2724 2007-08-24 Richard Guenther <rguenther@suse.de>
2726 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2728 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2729 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2730 * tree-inline.c (inlinable_function_p): Fold in common parts of
2731 the cannot_inline_tree_fn langhook.
2732 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2733 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2734 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2735 cannot_inline_tree_fn langhook.
2736 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2737 cannot_inline_tree_fn member.
2739 2007-08-24 Richard Guenther <rguenther@suse.de>
2741 * expr.c (get_inner_reference): Do computation of bitoffset
2742 from offset in a way we can detect overflow reliably.
2744 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2746 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2748 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2750 * config/bfin/bfin.opt (mfast-fp): Add.
2751 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2752 libbffastfp override libgcc if -mfast-fp.
2753 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2754 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2755 (Blackfin Options): Document -mfast-fp.
2757 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2759 PR tree-optimization/32573
2761 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2762 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2763 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2764 (build_classic_dist_vector): Return false rather than true if
2765 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2766 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2767 returned false. Don't call save_dist_v before calling
2768 build_classic_dist_vector_1.
2769 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2770 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2771 DDR_DIR_VECTS vectors.
2773 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2775 * configure.ac (leb128): Modify sed statement to work with any
2776 binutils version string.
2777 * configure: Regenerate
2779 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2781 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2782 Wrap in RTX_CODE macro guard.
2783 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2784 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2785 arm_mark_dllimport, arm_pe_encode_section_info,
2786 arm_pe_unique_section): Use ISO-C function declarations.
2787 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2788 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2789 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2791 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2792 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2794 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2796 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2797 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2798 (register_move_cost): Use ISO-C function declarations.
2799 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2800 * config/score/score-protos.h (score_declare_object): Add
2802 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2804 * final.c (profile_function): Avoid empty if-bodies.
2807 * calls.c (must_pass_in_stack_var_size,
2808 must_pass_in_stack_var_size_or_pad): Constify.
2809 * config/alpha/alpha-protos.h (function_value): Likewise.
2810 * config/alpha/alpha.c (alpha_return_in_memory,
2811 alpha_pass_by_reference, function_value,
2812 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2813 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2815 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2816 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2817 TARGET_PROMOTE_PROTOTYPES): Likewise.
2818 * config/arm/arm-protos.h (arm_return_in_memory,
2819 arm_pad_arg_upward, arm_function_value): Likewise.
2820 * config/arm/arm.c (arm_pass_by_reference,
2821 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2822 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2823 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2825 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2826 * config/avr/avr-protos.h (avr_function_value): Likewise.
2827 * config/avr/avr.c (avr_return_in_memory,
2828 gas_output_limited_string, gas_output_ascii, avr_function_value,
2829 avr_return_in_memory): Likewise.
2830 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2831 * config/bfin/bfin.c (bfin_pass_by_reference,
2832 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2833 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2835 * config/cris/cris.c (cris_pass_by_reference,
2836 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2837 * config/crx/crx.c (crx_return_in_memory): Likewise.
2838 * config/darwin.c (function_base, machopic_function_base_name):
2840 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2841 TARGET_PROMOTE_PROTOTYPES): Likewise.
2842 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2843 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2844 * config/i386/i386-protos.h (ix86_return_in_memory,
2845 ix86_sol10_return_in_memory): Likewise.
2846 * config/i386/i386.c (ix86_function_value,
2847 ix86_function_sseregparm, ix86_must_pass_in_stack,
2848 type_natural_mode, classify_argument, examine_argument,
2849 construct_container, ix86_pass_by_reference, function_value_32,
2850 function_value_64, ix86_function_value_1, return_in_memory_32,
2851 return_in_memory_64, return_in_memory_ms_64,
2852 ix86_return_in_memory, ix86_sol10_return_in_memory,
2853 TARGET_PROMOTE_PROTOTYPES): Likewise.
2854 * config/ia64/ia64-protos.h (ia64_function_value,
2855 ia64_hpux_function_arg_padding): Likewise.
2856 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2857 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2858 ia64_hpux_function_arg_padding): Likewise.
2859 * config/iq2000/iq2000-protos.h (function_arg,
2860 iq2000_function_value): Likewise.
2861 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2862 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2863 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2864 function_arg, iq2000_function_value): Likewise.
2865 * config/m32c/m32c-protos.h (m32c_function_value,
2866 m32c_promote_function_return): Likewise.
2867 * config/m32c/m32c.c (m32c_pass_by_reference,
2868 m32c_promote_prototypes, m32c_promote_function_return,
2869 m32c_function_value): Likewise.
2870 * config/m32r/m32r.c (m32r_return_in_memory,
2871 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2872 m32r_in_small_data_p): Likewise.
2873 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2875 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2876 m68hc11_function_arg_padding): Likewise.
2877 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2878 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2879 m68k_function_value): Likewise.
2880 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2881 mcore_function_value): Likewise.
2882 * config/mcore/mcore.c (handle_structs_in_regs,
2883 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2884 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2885 mcore_num_arg_regs, mcore_function_value): Likewise.
2886 * config/mips/mips-protos.h (mips_pad_arg_upward,
2887 mips_function_value): Likewise.
2888 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2889 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2890 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2891 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2892 mips_function_value): Likewise.
2893 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2895 * config/mmix/mmix.c (mmix_pass_by_reference,
2896 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2897 mmix_encode_section_info): Likewise.
2898 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2900 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2901 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2902 mn10300_function_value): Likewise.
2903 * config/mt/mt-protos.h (mt_function_value): Likewise.
2904 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2905 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2906 * config/pa/pa-protos.h (function_arg_padding, function_value,
2907 pa_return_in_memory): Likewise.
2908 * config/pa/pa.c (pa_pass_by_reference,
2909 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2910 function_arg_padding, function_value, pa_return_in_memory):
2912 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2913 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2914 function_arg_padding): Likewise.
2915 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2916 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2917 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2918 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2919 function_arg_padding, altivec_expand_dst_builtin,
2920 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2921 altivec_init_builtins, rs6000_common_init_builtins,
2922 rs6000_function_value): Likewise.
2923 * s390/s390-protos.h (s390_function_value): Likewise.
2924 * config/s390/s390.c (s390_function_arg_size,
2925 s390_pass_by_reference, s390_return_in_memory,
2926 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2927 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2928 * config/score/score-protos.h (score_function_value): Likewise.
2929 * config/score/score.c (score_arg_partial_bytes,
2930 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2931 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2932 score_pass_by_reference, score_add_offset, score_function_value):
2934 * config/sh/sh-protos.h (sh_attr_renesas_p,
2935 sh_promote_prototypes): Likewise.
2936 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2937 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2938 sh_attr_renesas_p): Likewise.
2939 * config/sparc/sparc-protos.h (function_value,
2940 function_arg_padding): Likewise.
2941 * config/sparc/sparc.c (sparc_promote_prototypes,
2942 sparc_return_in_memory, sparc_pass_by_reference,
2943 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2944 function_arg_record_value_2, function_arg_record_value_1,
2945 function_arg_record_value, function_arg_record_value,
2946 function_arg_padding, function_value): Likewise.
2947 * config/spu/spu-protos.h (spu_function_value): Likewise.
2948 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2949 spu_function_value): Likewise.
2950 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2952 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2953 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2954 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2956 * config/v850/v850.c (v850_return_in_memory,
2957 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2958 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2959 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2960 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2961 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2963 * explow.c (promote_mode, hard_function_value): Likewise.
2964 * expr.h (hard_function_value, promote_mode): Likewise.
2965 * function.c (aggregate_value_p): Likewise.
2966 * hooks.c (hook_bool_const_tree_true): New.
2967 * hooks.h (hook_bool_const_tree_true): New.
2968 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2969 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2970 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2971 TARGET_RETURN_IN_MSB): Likewise.
2972 * target.h (promote_function_args, promote_function_return,
2973 promote_prototypes, return_in_memory, return_in_msb,
2974 pass_by_reference, must_pass_in_stack, callee_copies,
2975 function_value): Likewise.
2976 * targhooks.c (default_return_in_memory,
2977 hook_pass_by_reference_must_pass_in_stack,
2978 hook_callee_copies_named,
2979 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2980 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2981 default_function_value): Likewise.
2982 * targhooks.h (default_return_in_memory,
2983 hook_pass_by_reference_must_pass_in_stack,
2984 hook_callee_copies_named,
2985 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2986 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2987 default_function_value): Likewise.
2988 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2989 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2990 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2991 * tree.c (needs_to_live_in_memory): Likewise.
2992 * tree.h (struct tree_type, needs_to_live_in_memory,
2993 aggregate_value_p, must_pass_in_stack_var_size,
2994 must_pass_in_stack_var_size_or_pad): Likewise.
2995 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2996 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2997 lookup_filename): Likewise.
2999 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
3003 fake fcomi i387 instruction for !TARGET_CMOVE.
3004 (ix86_expand_branch): Expand natural sequence with one jump for
3005 all targets, not only TARGET_CMOVE.
3006 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
3007 pattern to implement fake fcomi sequence. Split instruction after
3008 reload to correct compare sequences.
3009 (*cmpfp_xf_cc): Ditto.
3010 (*cmpfp_<mode>_cc): Ditto.
3011 (*cmpfp_u_cc): Ditto.
3012 (*cmpfp_<mode>_cc): Ditto.
3014 2007-08-23 Richard Guenther <rguenther@suse.de>
3016 * tree-pretty-print.c (dump_generic_node): Annotate
3017 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
3019 2007-08-23 Richard Guenther <rguenther@suse.de>
3021 * builtins.c (expand_builtin_mathfn): Wrap argument in
3022 save_expr directly instead of re-building the call.
3023 (expand_builtin_mathfn_2): Likewise.
3024 (expand_builtin_mathfn_3): Likewise.
3025 (expand_builtin_interclass_mathfn): Likewise.
3026 (expand_builtin_int_roundingfn): Set arg.
3027 (expand_builtin_int_roundingfn_2): Likewise.
3029 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
3031 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
3032 *sse_nand<mode>3, *sse_xor<mode>3): New.
3034 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
3037 * config/i386/i386.c (print_operand): Handle ';' code. Output
3038 semicolon for TARGET_MACHO.
3039 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
3040 emit semicolon after 'lock' prefix.
3041 (sync_double_compare_and_swap<mode>): Ditto.
3042 (*sync_double_compare_and_swapdi_pic): Ditto.
3043 (*sync_compare_and_swap_cc<mode>): Ditto.
3044 (sync_double_compare_and_swap_cc<mode>): Ditto.
3045 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3046 (sync_old_add<mode>): Ditto.
3047 (sync_add<mode>): Ditto.
3048 (sync_sub<mode>): Ditto.
3049 (sync_ior<mode>): Ditto.
3050 (sync_and<mode>): Ditto.
3051 (sync_xor<mode>): Ditto.
3053 2007-08-22 Chao-ying Fu <fu@mips.com>
3055 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
3057 (copy_rtx): Handle CONST_FIXED.
3058 (rtx_equal_p): Likewise.
3059 * rtl.h (fixed_value.h): New include.
3060 (rtx_def): Add a new field of fixed_value to u.
3061 (XCNMPFV): Define for accessing fixed_value.
3062 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
3064 * rtl.def (CONST_FIXED): New constant.
3065 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
3066 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
3067 US_ASHIFT): New codes.
3068 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
3069 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
3070 unsigned_fract_convert, unsigned_sat_fract): Document them.
3071 * varasm.c (assemble_integer): Extend to support fixed-point constants
3072 by using different machine classes.
3073 (decode_addr_const): Handle FIXED_CST.
3074 (const_hash_1): Likewise.
3075 (compare_constant): Likewise.
3076 (copy_constant): Likewise.
3077 (const_rtx_hash_1): Handle CONST_FIXED.
3078 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3079 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3081 (initializer_constant_valid_p): Handle FIXED_CST.
3082 (output_constant): Support FIXED_POINT_TYPE.
3083 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3084 * cse.c (hash_rtx): Support CONST_FIXED.
3085 (exp_equiv_p): Likewise.
3086 (cannon_reg): Likewise.
3087 (fold_rtx): Likewise.
3088 (equiv_constant): Likewise.
3089 (cse_process_notes_1): Likewise.
3090 (count_reg_usage): Likewise.
3091 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3092 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3093 (wrap_constant): Check CONST_FIXED.
3094 (cselib_hash_rtx): Support CONST_FIXED.
3095 (cselib_subst_to_values): Likewise.
3096 * df-scan.c (df_uses_record): Likewise.
3097 * gcse.c (want_to_gcse_p): Likewise.
3098 (oprs_unchanged_p): Likewise.
3099 (oprs_not_set_p): Likewise.
3100 (compute_transp): Likewise.
3101 (extract_mentioned_regs_helper): Likewise.
3102 * genemit.c (gen_exp): Likewise.
3103 * local-alloc.c (equiv_init_varies_p): Likewise.
3104 (contains_replace_regs): Likewise.
3105 (memref_referenced_p): Likewise.
3106 * loop-invariant.c (check_maybe_invariant): Likewise.
3107 (hash_invariant_expr_1): Likewise.
3108 (invariant_expr_equal_p): Likewise.
3109 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3110 * regclass.c (reg_scan_mark_refs): Likewise.
3111 * regrename.c (scan_rtx): Likewise.
3112 * resource.c (mark_referenced_resources): Likewise.
3113 (mark_set_resources): Likewise.
3114 * rtlanal.c (rtx_unstable_p): Likewise.
3115 (rtx_varies_p): Likewise.
3116 (count_occurrences): Likewise.
3117 (reg_mentioned_p): Likewise.
3118 (modified_between_p): Likewise.
3119 (modified_in_p): Likewise.
3120 (volatile_insn_p): Likewise.
3121 (volatile_refs_p): Likewise.
3122 (side_effects_p): Likewise.
3123 (may_trap_p_1): Likewise.
3124 (inequality_comparisons_p): Likewise.
3125 (computed_jump_p_1): Likewise.
3126 (commutative_operand_precedence): Likewise.
3127 * sched-deps.c (sched_analyze_2): Likewise.
3128 * sched-vis.c (print_value): Likewise.
3129 * reload.c (operands_match_p): Likewise.
3130 (subst_reg_equivs): Likewise.
3131 * reload1.c (eliminate_regs_1): Likewise.
3132 (elimination_effects): Likewise.
3133 (scan_paradoxical_subregs): Likewise.
3134 * alias.c (rtx_equal_for_memref_p): Likewise.
3135 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3136 * emit-rtl.c (const_fixed_htab): New hash table.
3137 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3139 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3140 const_fixed_from_fixed_value): New functions.
3141 (verify_rtx_sharing): Handle CONST_FIXED.
3142 (copy_rtx_if_shared_1): Likewise.
3143 (reset_used_flags): Likewise.
3144 (set_used_flags): Likewise.
3145 (copy_insn_1): Likewise.
3146 (init_emit_once): Create const_fixed_htab.
3147 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3149 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3151 PR tree-optimization/32949
3152 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3153 before failing for ivs with non-constant step.
3155 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3157 * doc/md.texi (Iterators): Renamed from Macros. All contents
3158 changed to reflect rename of respectively define_code_macro and
3159 define_mode_macro to define_code_iterator and define_mode_iterator.
3160 (Mode Iterators, Code Iterators): Similar.
3161 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3162 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3163 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3164 (initialize_iterators, find_iterator, check_code_iterator)
3165 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3166 (read_mapping, read_rtx_1): Similar.
3167 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3168 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3169 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3170 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3171 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3172 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3173 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3174 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3175 config/rs6000/sync.md, config/rs6000/rs6000.md,
3176 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3177 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3178 config/vax/vax.md, config/bfin/bfin.md: Similar.
3180 2007-08-22 David Daney <ddaney@avtrex.com>
3182 * doc/install.texi (Testing): Mention testing on a simulator.
3184 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3186 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3188 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3189 and rearrange floating point conversion functions into different
3192 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3194 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3195 dfa_post_advance_cycle): New scheduler hooks.
3196 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3197 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3199 (TARGET_SCHED): Use them.
3200 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3201 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3202 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3204 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3205 function to facilitate debugging.
3206 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3207 (output_insn_has_dfa_reservation_p): New static function to output
3208 insn_has_dfa_reservation_p ().
3209 (write_automata): Use it.
3210 * genattr.c (main): Output declaration for
3211 insn_has_dfa_reservation_p ().
3213 2007-08-22 Christian Bruel <christian.bruel@st.com>
3214 Richard Guenther <rguenther@suse.de>
3216 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3217 * simplify_rtx (simplify_binary_operation_1): Likewise.
3219 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3221 PR rtl-optimization/32557
3222 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3223 of REGNO (mws->mw_reg).
3225 2007-08-22 Richard Guenther <rguenther@suse.de>
3228 * builtins.c (expand_builtin_int_roundingfn): Replace call
3229 argument wrapped with SAVE_EXPR directly.
3230 (expand_builtin_int_roundingfn_2): Likewise.
3232 2007-08-22 Richard Guenther <rguenther@suse.de>
3234 * tree-inline.c (inlinable_function_p): Restore disregarding
3235 inline limits for GNU extern inline functions.
3237 2007-08-22 Richard Guenther <rguenther@suse.de>
3240 * tree.c (host_integerp): Treat sizetype as signed as it is
3243 2007-08-21 Ian Lance Taylor <iant@google.com>
3245 PR tree-optimization/33134
3246 * tree-vrp.c (adjust_range_with_scev): Call
3247 set_value_range_to_value.
3249 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3251 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3254 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3256 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3259 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3261 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3262 cases to set eight bytes at a time.
3263 (expand_block_move): Likewise.
3265 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3268 * dwarf2out.c (gen_decl_die): Don't call
3269 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3271 2007-08-21 Paul Brook <paul@codesourcery.com>
3272 Nathan Sidwell <nathan@codesourcery.com>
3273 Mark Mitchell <mark@codesourcery.com>
3274 Joseph Myers <joseph@codesourcery.com>
3276 * configure.ac: Add --with-pkgversion and --with-bugurl.
3277 * configure: Regenerate.
3278 * doc/install.texi: Document them.
3279 * version.c (version_string): Remove VERSUFFIX.
3280 (VERSUFFIX): Remove.
3281 (pkgversion_string): New.
3282 (bug_report_url): Do not hard-code initializer.
3283 * version.h (pkgversion_string): Declare.
3284 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3286 (version.o): Define PKGVERSION and BUGURL.
3287 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3288 (%.pod): Define BUGURL.
3289 * gcc.c (process_command, main): Use pkgversion_string.
3290 * toplev.c (compile_file, print_version): Likewise.
3291 * protoize.c (main): Likewise.
3292 * gcov.c (print_version): Likewise. Update copyright date.
3293 * gcov-dump.c (print_version): Likewise. Update copyright date.
3294 * mips-tdump.c (main): Likewise. Update copyright date.
3295 * mips-tfile.c (main): Likewise. Update copyright date.
3296 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3297 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3298 shorten description.
3299 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3300 * doc/gccint.texi: Likewise.
3301 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3302 Update copyright date.
3304 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3307 (ix86_expand_strlensi_unroll_1): Ditto.
3308 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3309 (ix86_expand_carry_flag_compare): Update comment.
3311 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3314 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3315 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3317 2007-08-21 Richard Guenther <rguenther@suse.de>
3319 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3321 2007-08-21 Richard Guenther <rguenther@suse.de>
3324 * fold-const.c (fold_binary): Remove index +p PTR folding.
3325 Fix types of POINTER_PLUS_EXPR generated by folding of
3328 2007-08-20 Chao-ying Fu <fu@mips.com>
3330 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3331 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3332 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3333 (c_common_fixed_point_type_for_size): Declare.
3334 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3335 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3336 (c_token_starts_declspecs): Likewise.
3337 (c_parser_declspecs): Likewise.
3338 (c_parser_attributes): Likewise.
3339 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3340 (c_declspecs): Add saturating_p.
3341 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3342 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3343 _Sat. Handle RID_SAT.
3344 Avoid using void, bool, char, int, float, double, _Decimal32,
3345 _Decimal64, _Decimal128, and complex with _Sat.
3346 Handle RID_FRACT and RID_ACCUM.
3347 Make sure _Sat is used with _Fract or _Accum.
3348 (finish_declspecs): Handle cts_fract and cts_accum.
3349 * c-common.c (fixed-value.h): New include.
3350 (constant_expression_warning): Handle FIXED_CST.
3351 (overflow_warning): Likewise.
3352 (warnings_for_convert_and_check): Likewise.
3353 (c_common_fixed_point_type_for_size): New.
3354 (c_common_type_for_mode): Handle fixed-point modes to
3355 return various saturating/non-saturating, signed/unsigned types.
3356 (c_common_signed_or_unsigned_type): Support fixed-point types.
3357 (shorten_compare): Check fixed-point zero.
3358 Handle FIXED_POINT_TYPE.
3359 (c_common_truthvalue_conversion): Handle FIXED_CST.
3360 Handle FIXED_POINT_TYPE.
3361 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3363 (handle_mode_attribute): Handle fixed-point modes. Need to check
3364 if the signness of base type and fixed-point modes are consistent.
3365 (handle_vector_size_attribute): Handle fixed-point modes.
3366 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3367 (warn_for_div_by_zero): Check fixed-point zero.
3368 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3369 a common fixed-point type based on fbit, ibit, sign, and saturation.
3370 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3371 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3372 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3373 (convert_for_assignment): Support FIXED_POINT_TYPE.
3374 (digest_init): Handle FIXED_POINT_TYPE.
3375 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3376 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3377 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3378 GE_EXPR, LT_EXPR, GT_EXPR.
3379 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3380 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3381 * target.h (gcc_target): Add fixed_point_supported_p.
3382 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3383 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3384 (default_fixed_point_supported_p): Define.
3385 * targhooks.h (default_fixed_point_supported_p): Declare.
3386 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3387 * doc/install.texi (Configuration): Add --enable-fixed-point.
3388 * configure.ac (--enable-fixed-point): New to enable fixed-point
3389 arithmetic extension to C. For mips targets, we enable it by default.
3390 * configure, config.in: Regenerate.
3392 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3394 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3396 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3398 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3399 DWARF2_DEBUGGING_INFO.
3400 (cold_text_section_used): Same.
3401 (cold_text_section): Same.
3403 2007-08-20 Richard Guenther <rguenther@suse.de>
3405 * c-typeck.c (convert_for_assignment): Use the type of
3406 the member for the initialization.
3408 2007-08-20 Richard Guenther <rguenther@suse.de>
3410 * c-objc-common.c (c_disregard_inline_limits): Remove.
3411 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3412 * cgraphunit.c (cgraph_process_new_functions): Call
3413 disregard_inline_limits_p.
3414 (cgraph_preserve_function_body_p): Likewise.
3415 * ipa-inline.c (compute_inline_parameters): Likewise.
3416 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3418 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3419 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3420 disregard_inline_limits langhook.
3421 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3423 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3424 disregard_inline_limits langhook.
3425 * tree-inline.c (disregard_inline_limits_p): New function.
3426 * tree-inline.h (disregard_inline_limits_p): Declare.
3428 2007-08-20 Richard Guenther <rguenther@suse.de>
3430 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3431 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3432 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3433 auto_var_in_fn_p langhook.
3434 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3436 * tree.c (auto_var_in_fn_p): ... here.
3437 (find_var_from_fn): Call auto_var_in_fn_p directly.
3438 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3439 auto_var_in_fn_p langhook.
3440 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3441 (copy_body_r): Likewise.
3442 (self_inlining_addr_expr): Likewise.
3443 * tree.h (auto_var_in_fn_p): Declare.
3445 2007-08-20 Richard Guenther <rguenther@suse.de>
3447 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3448 (walk_type_fields): Take lh parameter.
3449 (walk_tree): Rename to ...
3450 (walk_tree_1): ... this. Do not call the walk_subtrees
3451 langhook but the now passed callback. Pass lh on recursion.
3452 (walk_tree_without_duplicates): Rename to ...
3453 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3454 and call walk_tree_1.
3455 * tree.h (walk_tree_lh): New typedef.
3456 (walk_tree_1): Declare.
3457 (walk_tree_without_duplicates_1): Likewise.
3458 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3459 (walk_tree_without_duplicates): New define to
3460 walk_tree_without_duplicates_1 with NULL lh parameter.
3461 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3462 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3464 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3465 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3466 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3469 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3472 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3473 code in front of the compacting of basic blocks.
3474 Move the folding of statements inbetween the cgraph checking
3475 and compacting of basic blocks.
3477 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3478 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3481 * config/alpha/alpha.c (va_list_skip_additions): Check for
3482 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3483 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3484 PLUS_EXPR when checking ap.__base.
3485 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3486 when doing addition on pointer types. Use size_int instead of
3488 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3489 ptr_type in the second operand.
3491 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3494 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3496 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3499 * cfgexpand.c (expand_one_register_var): Mark pointer
3500 DECL_ARTIFICIAL as REG_POINTER also.
3501 * stmt.c (expand_decl): Likewise.
3503 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3510 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3511 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3512 on_worklist argument and avoid adding things to worklist multiple
3514 (add_to_worklist): Ditto.
3515 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3516 single SFT is clobbered.
3517 (set_initial_properties): Ditto.
3518 (compute_call_clobbered): Update for changes to function
3520 (create_overlap_variables_for): Always create SFT for offset 0.
3521 (create_structure_vars): Handle PHI's, since we are in SSA form at
3523 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3524 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3526 (add_vars_for_offset): Figure out aliases from access + points-to.
3527 (add_virtual_operand): Use add_vars-for_offset.
3528 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3529 (add_call_clobber_ops): Remove makes_clobbering_call set.
3530 (get_expr_operands): Always pass through the INDIRECT_REF
3532 * tree-ssa-structalias.c (struct constraint_graph): Remove
3534 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3535 address_taken, pt_used, number_incoming.
3536 (FIRST_ADDR_NODE): Removed.
3537 (merge_graph_nodes): Remove broken code for the moment.
3538 (init_graph): New function.
3539 (build_pred_graph): Remove code to init_graph.
3540 Add location equivalence support.
3541 (struct scc_info): Rename roots to deleted.
3543 (init_scc_info): Ditto
3544 (init_topo_info): Use graph->size.
3545 (compute_topo_order): Ditto.
3546 (do_da_constraint): Removed.
3547 (do_sd_constraint): Remove calls to find().
3548 set_union_with_increment should always get 0 as last arg here.
3549 (do_complex_constraint): Replace do_da_constraint with assert.
3551 (struct equiv_class_label): New.
3552 (pointer_equiv_class_table): Ditto.
3553 (location_equiv_class_table): Ditto.
3554 (equiv_class_label_hash): Ditto.
3555 (equiv_class_label_eq): Ditto
3556 (equiv_class_lookup): Ditto.
3557 (equiv_class_ladd): Ditto.
3558 (pointer_equiv_class): Ditto.
3559 (location_equiv_class): Ditto.
3560 (condense_visit): Rename and rewrite from label_visit to do only
3561 SCC related stuff for HU.
3562 (label_visit): Do HU work for HU.
3563 (perform_var_substitution): Update to do HU and location
3565 (free_var_substitution_info): Update to free HU and location
3566 equivalence structures. */
3567 (find_equivalent_node): Update for pointer but not location
3569 (unite_pointer_equivalences): New function.
3570 (move_complex_constraints): Rewrite to only do moving.
3571 (rewrite_constraints): Split out of move_complex_constraints.
3572 (solve_graph): Use graph->size.
3573 (process_constraint_1): Add from_call argument, use it.
3574 Split *a = &b into two constraints.
3575 (process_constraint): Use new process_constraint_1.
3576 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3577 (get_constraint_for): Handle non-pointer integers properly.
3578 Remove code that used to handle structures.
3579 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3580 with unknown addends.
3581 (handle_rhs_call): New function.
3582 (find_func_aliases): Use handle_rhs_call.
3583 (set_uids_in_ptset): Add an assert.
3584 (set_used_smts): Fix bug in not considering unified vars.
3585 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3586 (compute_points_to_sets): Update for other function changes.
3587 (delete_points_to_sets): Ditto.
3588 (ipa_pta_execute): Ditto.
3589 (pass_ipa_pta): We need to update SSA after ipa_pta.
3591 2007-08-19 Jan Hubicka <jh@suse.cz>
3593 * i386.md: Replace "rim" and "mri" constraints by "g".
3595 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3597 * dwarf2out.c (text_section_used, cold_text_section_used,
3598 cold_text_section, dwarf2out_note_section_used): New.
3599 (dwarf2out_init): Initialize cold_text_section.
3600 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3601 dwarf2out_note_section_used.
3602 (size_of_aranges): Only count entry for text section if it was
3603 used. Count entry for cold text section if it was used.
3604 (output_aranges): Only output entries for text section and cold
3605 text section if they were used.
3607 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3609 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3611 (debug_generic_stmt): Likewise.
3612 (debug_tree_chain): Likewise.
3614 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3616 * tree-data-refs.c (split_constant_offset): Expose.
3617 * tree-data-refs.h (split_constant_offset): Add declaration.
3619 * tree-vectorizer.h (dr_alignment_support): Renamed
3620 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3621 Added a new value dr_explicit_realign.
3622 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3623 dr_offset, dr_step, and dr_aligned_to, along with new access
3624 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3625 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3626 STMT_VINFO_DR_ALIGNED_TO.
3628 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3630 In case of outer-loop vectorization with non-fixed misalignment - use
3631 the dr_explicit_realign scheme instead of the optimized realignment
3633 (new_stmt_vec_info): Initialize new fields.
3635 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3636 'nested_in_vect_loop' case. Change verbosity level.
3637 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3638 Don't fail on zero step in the outer-loop for loads.
3639 (vect_analyze_data_refs): Call split_constant_offset to calculate
3640 base, offset and init relative to the outer-loop.
3642 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3643 BSI function argument with a new function argument - at_loop.
3644 Simplify the condition that determines STEP. Takes additional argument
3645 INV_P. Support outer-loop vectorization (handle the
3646 nested_in_vect_loop case), including zero step in the outer-loop. Call
3647 vect_create_addr_base_for_vector_ref with additional argument.
3648 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3649 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3650 Fixed and simplified calculation of step.
3651 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3652 of bsi, and with additional argument. Call bump_vector_ptr with
3653 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3654 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3655 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3656 when the realignment setup needs to take place inside the loop.
3657 Support the dr_explicit_realign scheme. Allow generating the optimized
3658 realignment scheme for outer-loop vectorization. Added documentation.
3659 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3660 the 'nested_in_vect_loop' case, including loads that are invariant in
3661 the outer-loop and the realignment schemes. Handle the case when the
3662 realignment setup needs to take place inside the loop. Call
3663 vect_setup_realignment with additional arguments. Call
3664 vect_create_data_ref_ptr with additional argument and with loop instead
3665 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3666 (vect_gen_niters_for_prolog_loop): Call
3667 vect_create_addr_base_for_vector_ref with additional arguments.
3668 (vect_create_cond_for_align_checks): Likewise.
3669 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3670 scheme: takes additional argument bump; argument ptr_incr is now
3671 optional; updated documentation.
3672 (vect_init_vector): Takes additional argument (bsi). Use it, if
3673 available, to insert the vector initialization.
3674 (get_initial_def_for_induction): Pass additional argument in call to
3676 (vect_get_vec_def_for_operand): Likewise.
3677 (vect_setup_realignment): Likewise.
3678 (vectorizable_load): Likewise.
3680 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3682 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3683 as argument instead of struct loop.
3684 (nested_in_vect_loop_p): New function.
3685 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3687 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3688 from other phis in the loop.
3689 (destroy_loop_vec_info): Add additional argument to declaration.
3691 * tree-vectorizer.c (supportable_widening_operation): Also check if
3692 nested_in_vect_loop_p (don't allow changing the order in this case).
3693 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3694 of struct loop. Call nested_in_vect_loop_p and don't require
3695 flag_unsafe_math_optimizations if it returns true.
3696 (new_stmt_vec_info): When setting def_type for phis differentiate
3697 loop-header phis from other phis.
3698 (bb_in_loop_p): New function.
3699 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3700 just update their loop_vinfo. Order of BB traversal now matters -
3701 call dfs_enumerate_from with bb_in_loop_p.
3702 (destroy_loop_vec_info): Takes additional argument to control whether
3703 stmt_vinfo of the loop stmts should be destroyed as well.
3704 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3705 reduction stmt to be defines by a non loop-header phi.
3706 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3708 * tree-vect-transform.c (vectorizable_reduction): Call
3709 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3710 (vectorizable_call): Likewise.
3711 (vectorizable_conversion): Likewise.
3712 (vectorizable_operation): Likewise.
3713 (vectorizable_type_promotion): Likewise.
3714 (vectorizable_type_demotion): Likewise.
3715 (vectorizable_store): Likewise.
3716 (vectorizable_live_operation): Likewise.
3717 (vectorizable_reduction): Likewise. Also pass loop_info to
3718 vect_is_simple_reduction instead of loop.
3719 (vect_init_vector): Call nested_in_vect_loop_p.
3720 (get_initial_def_for_reduction): Likewise.
3721 (vect_create_epilog_for_reduction): Likewise.
3722 (vect_init_vector): Check which loop to work with, in case there's an
3724 (get_initial_def_for_inducion): Extend to handle outer-loop
3725 vectorization. Fix indentation.
3726 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3727 In the case vect_induction_def get the vector def from the induction
3728 phi node, instead of calling get_initial_def_for_inducion.
3729 (get_initial_def_for_reduction): Extend to handle outer-loop
3731 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3733 (vect_transform_loop): Change assert to just skip this case. Add a
3735 (vect_finish_stmt_generation): Add a couple asserts.
3737 (vect_estimate_min_profitable_iters): Multiply
3738 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3740 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3741 this is an inner-loop reduction in outer-loop vectorization.
3743 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3744 Same code as what used to be vect_analyze_scalar_cycles, only with
3745 additional argument loop, and loop_info passed to
3746 vect_is_simple_reduction instead of loop.
3747 (vect_analyze_scalar_cycles): Code factored out into
3748 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3749 Updated documentation.
3750 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3751 outer-loop vectorization that are live or not used in the outerloop,
3752 cause this requires special handling.
3753 (vect_enhance_data_refs_alignment): Don't consider versioning for
3755 (vect_analyze_data_refs): Check that there are no datarefs in the
3757 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3758 and vect_used_in_outer_by_reduction cases.
3759 (process_use): Also consider the case of outer-loop stmt defining an
3760 inner-loop stmt and vice versa.
3761 (vect_analyze_loop_1): New function.
3762 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3763 loops. Call vect_analyze_loop_1.
3764 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3765 been vectorized. Call destroy_loop_vec_info with additional argument.
3767 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3768 in the inner-loop when doing outer-loop vectorization. Add
3769 documentation and printout.
3770 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3771 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3773 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3775 * tree-affine.h (print_aff): New prototype.
3776 (debug_aff): Likewise.
3777 * tree-affine.c (print_aff): New function.
3778 (debug_aff): Likewise.
3780 2007-08-18 Paul Brook <paul@codesourcery.com>
3781 Joseph Myers <joseph@codesourcery.com>
3783 * common.opt (-fdebug-prefix-map=): New option.
3784 * opts.c: Include debug.h.
3785 (common_handle_option): Handle -fdebug-prefix-map.
3786 * final.c: Include ggc.h.
3787 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3788 remap_debug_filename): New.
3789 * Makefile.in (final.o, opts.o): Update dependencies.
3790 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3791 * configure.ac: Check for assembler --debug-prefix-map support.
3792 * configure, config.in: Regenerate.
3793 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3794 (ASM_DEBUG_SPEC): Include ASM_MAP.
3795 * doc/install.texi (--with-debug-prefix-map): Document.
3796 * doc/invoke.texi (-fdebug-prefix-map): Document.
3797 * dbxout.c (dbxout_init, dbxout_start_source_file,
3798 dbxout_source_file): Call remap_debug_filename.
3799 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3800 dwarf2out_start_source_file, dwarf2out_finish): Call
3801 remap_debug_filename.
3802 (file_table_relative_p): Do not check d->emitted_number.
3803 * toplev.c (output_file_directive): Call remap_debug_filename.
3804 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3805 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3807 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3809 * loop-invariant.c (find_invariants_to_move): Add missing macro
3812 2007-08-17 Tom Tromey <tromey@redhat.com>
3814 * tree.h (struct tree_label_decl): Removed old "java" fields.
3816 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3817 Nigel Stephens <nigel@mips.com>
3819 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3820 Treat -mno-data-in-code and -mcode-xonly as aliases for
3821 -mcode-readable=no and -mcode-readable=pcrel respectively.
3822 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3823 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3824 (MULTILIB_DIRNAMES): Update accordingly.
3826 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3828 * Makefile.in (version.o): Depend on $(REVISION) only if
3829 REVISION_s is defined.
3831 2007-08-17 Sa Liu <saliu@de.ibm.com>
3832 Ulrich Weigand <uweigand@de.ibm.com>
3835 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3836 use build_qualified_type to retain qualifiers of the base type.
3838 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3840 * config/score/score.md : Update pattern tablejump.
3841 * config/score/score.c : Update score_initialize_trampoline
3843 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3844 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3845 * doc/contrib.texi: Add my entry.
3847 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3849 * Makefile.in (REVISION): New.
3852 (version.o): Also depend on $(REVISION). Add
3853 -DREVISION=$(REVISION_s).
3855 * version.c (version_string): Add REVISION.
3857 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3859 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3860 of GOTO that's relocated to a different block.
3862 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * c-common.c (const_strip_array_types): New.
3865 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3866 (const_strip_array_types): New.
3867 * c-objc-common.c (c_disregard_inline_limits,
3868 c_warn_unused_global_decl): Constify.
3869 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3870 c_vla_type_p, c_incomplete_type_error): Likewise.
3871 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3872 * hooks.c (hook_bool_const_tree_false): New.
3873 * hooks.h (hook_bool_const_tree_false): Likewise.
3874 * langhooks-def.h (lhd_warn_unused_global_decl,
3875 lhd_incomplete_type_error, lhd_expr_size,
3876 lhd_tree_inlining_disregard_inline_limits,
3877 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3878 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3879 * langhooks.c (lhd_warn_unused_global_decl,
3880 lhd_incomplete_type_error,
3881 lhd_tree_inlining_disregard_inline_limits,
3882 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3883 lhd_expr_size): Likewise.
3884 * langhooks.h (lang_hooks_for_tree_inlining,
3885 lang_hooks_for_tree_dump, lang_hooks_for_types,
3886 lang_hooks_for_decls, lang_hooks): Likewise.
3887 * pointer-set.c (pointer_set_t, pointer_set_create,
3888 pointer_set_contains, insert_aux, pointer_set_insert,
3889 pointer_set_traverse, pointer_map_t, pointer_map_create,
3890 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3892 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3893 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3894 pointer_map_traverse): Likewise.
3895 * predict.c (assert_is_empty): Likewise.
3896 * tree-affine.c (free_name_expansion): Likewise.
3897 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3898 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3899 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3901 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3903 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3905 (destroy_loop_vec_info): Add call to VEC_free.
3906 * tree-vectorizer.h (may_alias_ddrs): Define.
3907 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3908 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3909 Change reporting to dump.
3910 (vect_is_duplicate_ddr): New.
3911 (vect_mark_for_runtime_alias_test): New.
3912 (vect_analyze_data_ref_dependences) Add call to
3913 vect_mark_for_runtime_alias_test.
3914 (vect_enhance_data_refs_alignment): Define local variable
3915 vect_versioning_for_alias_required, don't perform
3916 peeling for alignment if versioning for alias is
3918 (vect_enhance_data_refs_alignment): Use
3919 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3920 PARAM_VECT_MAX_VERSION_CHECKS.
3921 * tree-vect-transform.c
3922 (vect_create_cond_for_alias_checks): New.
3923 (vect_transform_loop): Add call to
3924 vect_create_cond_for_alias_checks.
3925 (vect_vfa_segment_size): New.
3926 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3928 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3929 * gcc/doc/invoke.texi
3930 (vect-max-version-for-alignment-checks): Document.
3931 (vect-max-version-for-alias-checks): Document.
3932 (vect-max-version-checks): Remove.
3934 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3936 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3937 the same line as the instruction for all asm dialects.
3938 (*rep_movsi): Ditto.
3939 (*rep_movsi_rex64): Ditto.
3940 (*rep_movqi): Ditto.
3941 (*rep_movqi_rex64): Ditto.
3942 (*rep_stosdi_rex64): Ditto.
3943 (*rep_stossi): Ditto.
3944 (*rep_stossi_rex64): Ditto.
3945 (*rep_stosqi): Ditto.
3946 (*rep_stosqi_rex64): Ditto.
3947 (*cmpstrnqi_nz_1): Ditto.
3948 (*cmpstrnqi_nz_rex_1): Ditto.
3949 (*cmpstrnqi_1): Ditto.
3950 (*cmpstrnqi_rex_1): Ditto.
3951 (*strlenqi_1): Ditto.
3952 (*strlenqi_rex_1): Ditto.
3953 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3954 prefix on the same line as the instruction for all asm dialects.
3955 (sync_double_compare_and_swap<mode>): Ditto.
3956 (*sync_double_compare_and_swapdi_pic): Ditto.
3957 (*sync_compare_and_swap_cc<mode>): Ditto.
3958 (sync_double_compare_and_swap_cc<mode>): Ditto.
3959 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3960 (sync_old_add<mode>): Ditto.
3961 (sync_add<mode>): Ditto.
3962 (sync_sub<mode>): Ditto.
3963 (sync_ior<mode>): Ditto.
3964 (sync_and<mode>): Ditto.
3965 (sync_xor<mode>): Ditto.
3967 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3970 * reload.c (find_reloads): Check that the memory returned by
3971 find_reloads_toplev was not the result of forcing a constant
3973 (find_reloads_toplev): Always use simplify_gen_subreg to get
3974 the subreg of a constant. If the result is also a constant,
3975 but not a legitimate one, force it into the constant pool
3976 and reload its address.
3978 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3980 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3983 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3985 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3986 directive for the current vector ABI.
3988 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3991 * caller-save.c (reg_save_code): Set invalide status on restore code.
3993 2007-08-15 Diego Novillo <dnovillo@google.com>
3995 * tree-ssa-alias.c (compute_memory_partitions): Use
3996 alias_bitmap_obstack to allocate bitmaps.
3997 (reset_alias_info): Factor out of init_alias_info.
3998 Mark all name tags not associated to an SSA name for renaming.
3999 (init_alias_info): Call it.
4000 (create_name_tags): Tidy. Add comments.
4001 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
4003 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4005 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
4006 scheduler dependencies.
4008 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
4010 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
4012 (*iorsi_1_zext): Likewise.
4013 (*iorsi_1_zext_imm): Likewise.
4014 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
4015 with "rm"/"xm" constraint.
4016 (sse2_vmsqrtv2df2): Likewise.
4018 2007-08-15 Jakub Jelinek <jakub@redhat.com>
4021 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
4024 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
4026 * tree-pass.h (PROP_pta): Removed.
4027 (TODO_rebuild_alias): New.
4028 (pass_may_alias): Removed.
4029 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
4030 aliasing if we changed something.
4031 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
4033 (pass_may_alias): Removed.
4034 (create_structure_vars): Return TODO_rebuild_alias.
4035 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
4036 * tree-sra.c (tree_sra): Only rebuild aliasing if something
4038 (tree_sra_early): We never affect aliasing right now.
4039 * tree-flow.h (compute_may_aliases): New prototype.
4040 * passes.c: Remove pass_may_alias from the passes.
4041 (execute_function_todo): Support TODO_rebuild_alias.
4043 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
4045 * i386.c: (legitimize_address): Move dllimported variable check
4046 infront of legitimizing pic address of CONST symbols.
4048 2007-08-14 Steve Ellcey <sje@cup.hp.com>
4050 PR tree-optimization/32941
4051 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
4052 (goto_queue_cmp): Remove.
4053 (find_goto_replacement): Change search method.
4054 (maybe_record_in_goto_queue): Add assert.
4055 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
4056 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
4058 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4060 * alias.c (component_uses_parent_alias_set): Constify.
4061 * alias.h (component_uses_parent_alias_set): Likewise.
4062 * cfgrtl.c (print_rtl_with_bb): Likewise.
4063 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
4064 mpz_get_double_int): Likewise.
4065 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
4066 mpz_get_double_int): Likewise.
4067 * expr.c (is_aligning_offset, undefined_operand_subword_p,
4068 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
4070 * expr.h (safe_from_p): Likewise.
4071 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4073 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4074 zero_sized_type, goa_lhs_expr_p): Likewise.
4075 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4076 * rtl.h (print_rtl_with_bb): Likewise.
4077 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4078 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4079 * tree-flow-inline.h (bb_stmt_list): Constify.
4080 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4082 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4083 const_first_stmt, const_last_stmt): New.
4084 (block_may_fallthru, empty_block_p): Constify.
4085 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4086 EXPR_ONLY_BODY): New.
4087 (expr_first, expr_last, expr_only): Use macro for body.
4088 (const_expr_first, const_expr_last, const_expr_only): New.
4089 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4090 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4091 ctsi_prev, ctsi_stmt): New.
4092 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4093 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4094 * tree-ssa-loop-niter.c (loop_only_exit_p,
4095 derive_constant_upper_bound): Likewise.
4096 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4097 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4098 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4099 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4100 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4101 * tree.c (get_type_static_bounds): Likewise.
4102 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4103 (get_type_static_bounds): Constify.
4105 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4108 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4109 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4110 (*<addsub><mode>3_cc_overflow): New.
4111 (*add<mode>3_cconly_overflow): New.
4112 (*sub<mode>3_cconly_overflow): New.
4113 (*<addsub>si3_zext_cc_overflow): New.
4114 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4115 CCCmode for LTU, GTU, LEU and GEU.
4116 (ix86_comparison_operator): Likewise.
4117 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4118 * config/i386/i386.c (put_condition_code): Support CCCmode.
4119 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4120 or MINUS expressions.
4122 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4125 * c-typeck.c (build_binary_op): Disallow vector float types with
4126 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4128 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4130 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4131 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4132 (dep_def): New typedef.
4133 (init_dep_1, sd_debug_dep): Declare functions.
4134 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4135 (debug_dep_links): Remove.
4136 (struct _deps_list): New field 'n_links'.
4137 (DEPS_LIST_N_LINKS): New macro.
4138 (FOR_EACH_DEP_LINK): Remove.
4139 (create_deps_list, free_deps_list, delete_deps_list): Remove
4141 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4142 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4143 (copy_deps_list_change_con, move_dep_link): Ditto.
4144 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4145 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4147 (INSN_BACK_DEPS): Remove.
4148 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4150 (INSN_DEP_COUNT): Remove.
4151 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4152 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4153 Declare global variables.
4154 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4155 (add_forw_dep, compute_forward_dependences): Remove declarations.
4156 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4157 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4158 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4160 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4162 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4163 (sd_list_types_def): New typedef.
4164 (sd_next_list): Declare function.
4165 (struct _sd_iterator): New type.
4166 (sd_iterator_def): New typedef.
4167 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4169 (FOR_EACH_DEP): New cycle wrapper.
4170 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4172 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4173 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4176 * sched-deps.c (init_dep_1): Make global.
4177 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4179 (dump_dep): New static function.
4180 (dump_dep_flags): New static variable.
4181 (sd_debug_dep): New function.
4182 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4184 (move_dep_link): Use remove_from_deps_list (), instead of
4186 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4187 (dep_link_is_detached_p): New static function.
4188 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4190 (dn_pool, dl_pool): New alloc_pools.
4191 (dn_pool_diff, dl_pool_diff): New static variables.
4192 (create_dep_node, delete_dep_node): New static function.
4193 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4194 (deps_list_empty_p): Make it static. Use 'n_links' field.
4195 (deps_pools_are_empty_p): New static function.
4196 (alloc_deps_list, delete_deps_list): Remove.
4197 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4198 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4199 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4200 (forward_dependency_cache): Remove.
4201 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4202 'back' from the names. Change signature to use dep_t instead of
4204 (add_back_dep): Ditto. Make global.
4205 (check_dep_status): Rename to check_dep ().
4206 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4208 (sd_finish_insn): Ditto.
4209 (sd_find_dep_between_no_cache): New static function.
4210 (sd_find_dep_between): New function.
4211 (ask_dependency_caches, set_dependency_caches): New static functions.
4212 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4213 (add_or_update_dep_1): Separate pieces of functionality into
4214 ask_dependency_caches (), update_dependency_caches (),
4215 change_spec_dep_to_hard (), update_dep ().
4216 (get_back_and_forw_lists): New static function.
4217 (sd_add_dep): Separate setting of dependency caches into
4218 set_dependency_caches ().
4219 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4221 (sd_delete_dep): Ditto.
4222 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4223 (dump_lists): New static function.
4224 (sd_debug_lists): New debug function.
4225 (delete_all_dependences, fixup_sched_groups): Update to use
4226 sd_* infrastructure.
4227 (sched_analyze_2): Create data-speculative dependency only if
4228 data-speculation is enabled.
4229 (sched_analyze_insn): If insn cannot be speculative, make all its
4230 dependencies non-speculative.
4231 (sched_analyze): Use sd_init_insn ().
4232 (add_forw_dep, compute_forward_dependencies): Remove.
4233 (delete_dep_nodes_in_back_deps): New static function.
4234 (sched_free_deps): New function.
4235 (init_dependency_caches): Init alloc_pools.
4236 (extend_depedency_caches): Update after removing of
4237 forward_dependency_cache.
4238 (free_dependency_caches): Ditto. Free alloc_pools.
4239 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4240 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4242 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4243 (add_dependence): Use init_dep ().
4244 (get_dep_weak_1): New static function.
4245 (get_dep_weak): Move logic to get_dep_weak_1 ().
4246 (dump_ds): New static function moved from haifa-sched.c:
4247 debug_spec_status ().
4248 (debug_ds): New debug function.
4249 (check_dep_status): Rename to check_dep (). Update to check whole
4252 * haifa-sched.c (spec_info): Make global.
4253 (added_recovery_block_p): Rename to
4254 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4255 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4256 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4257 to use new interfaces.
4258 (ok_for_early_queue_removal): Ditto.
4259 (schedule_block): Initialize logical uids of insns emitted by the
4261 (sched_init): Initialize new variable.
4262 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4264 (extend_global): Initialize insn data.
4265 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4266 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4268 (add_to_speculative_block): Update to use new interfaces.
4269 (create_recovery_block): Set new variables.
4270 (create_check_block_twin, fix_recovery_deps): Update to use new
4272 (sched_insn_is_legitimate_for_speculation_p): New function.
4273 (speculate_insn): Move checking logic to
4274 sched_insn_is_legitimate_for_speculation_p ().
4275 (sched_remove_insn): Finalize sched-deps information of instruction.
4276 (clear_priorities, add_jump_dependencies): Update to use new
4278 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4280 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4281 to use new interfaces.
4282 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4283 (new_ready): Try to use control speculation only if it is available.
4284 (add_branch_dependences): Update to use new interfaces.
4285 (compute_block_backward_dependences): Rename to
4286 compute_block_dependences (). Call
4287 targetm.sched.dependencies_evaluation_hook ().
4288 (free_block_dependencies): New static function.
4289 (debug_dependencies): Update to use new interfaces.
4290 (schedule_region): Remove separate computation of forward dependencies.
4291 Move call of targetm.sched.dependencies_evaluation_hook () to
4292 compute_block_dependences (). Free dependencies at the end of
4293 scheduling the region.
4295 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4297 (add_deps_for_risky_insns): Ditto.
4298 (schedule_ebb): Remove separate computation of forward dependencies.
4299 Free dependencies at the end of scheduling the ebb.
4301 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4302 (build_intra_loop_deps): Ditto. Remove separate computation of
4303 forward dependencies. Free sched-deps dependencies.
4305 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4306 to use new interfaces.
4307 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4309 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4311 (is_costly_group): Ditto.
4313 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4315 * alias.c (rtx_equal_for_memref_p): Constify.
4316 * basic-block.h (const_edge, const_basic_block): New.
4317 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4318 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4319 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4320 probably_never_executed_bb_p, edge_probability_reliable_p,
4321 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4322 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4324 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4325 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4327 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4328 flow_nodes_print, dfs_enumerate_from): Likewise.
4329 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4330 control_flow_insn_p, count_basic_blocks): Likewise.
4331 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4332 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4333 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4334 average_num_loop_insns, loop_exit_edge_p,
4335 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4336 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4337 average_num_loop_insns, seq_cost): Likewise.
4338 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4339 * dominance.c (dominated_by_p): Likewise.
4340 * emit-rtl.c (validate_subreg): Likewise.
4341 * except.c (can_throw_internal, can_throw_external): Likewise.
4342 * except.h (can_throw_internal, can_throw_external): Likewise.
4343 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4344 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4345 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4346 simple_mem, store_ops_ok, load_kills_store, find_loads,
4347 store_killed_in_insn, store_killed_after, store_killed_before,
4348 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4350 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4351 noce_mem_write_may_trap_or_fault_p): Likewise.
4352 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4354 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4356 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4357 probably_cold_bb_p, probably_never_executed_bb_p,
4358 edge_probability_reliable_p, br_prob_note_reliable_p,
4359 can_predict_insn_p): Likewise.
4360 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4361 * resource.c (return_insn_p): Likewise.
4362 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4364 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4365 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4366 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4367 verify_gimple_modify_stmt): Likewise.
4368 * tree-chrec.c (is_not_constant_evolution,
4369 is_multivariate_chrec_rec, is_multivariate_chrec,
4370 chrec_contains_symbols, chrec_contains_undetermined,
4371 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4372 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4373 eq_evolutions_p, scev_direction): Likewise.
4374 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4375 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4376 chrec_contains_symbols_defined_in_loop,
4377 chrec_contains_undetermined, tree_contains_chrecs,
4378 evolution_function_is_affine_multivariate_p,
4379 evolution_function_is_univariate_p, chrec_zerop,
4380 evolution_function_is_constant_p, evolution_function_is_affine_p,
4381 evolution_function_is_affine_or_constant_p,
4382 tree_does_not_contain_chrecs, chrec_type): Likewise.
4383 * tree-data-ref.c (tree_fold_divides_p,
4384 object_address_invariant_in_loop_p, dr_may_alias_p,
4385 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4386 same_access_functions, constant_access_functions,
4387 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4389 * tree-flow.h (scev_direction): Likewise.
4390 * tree-gimple.c (is_gimple_stmt): Likewise.
4391 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4393 * tree-pretty-print.c (op_prio): Likewise.
4394 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4395 analyzable_condition, backedge_phi_arg_p): Likewise.
4396 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4397 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4398 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4401 2007-08-13 Dan Hipschman <dsh@google.com>
4404 * c-format.c (check_format_arg): Move check for zero-length
4405 format strings below the check for unterminated strings.
4407 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4410 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4413 2007-08-13 Nick Clifton <nickc@redhat.com>
4415 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4417 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4420 * c-format.c (gcc_gfc_length_specs): New array.
4421 (gcc_gfc_char_table): Add unsigned specifier, and references to
4422 the l length modifier.
4423 (format_types_orig): Use the new gcc_gfc_length_specs.
4425 2007-08-12 Sa Liu <saliu@de.ibm.com>
4427 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4428 and with REG_RETVAL note after split.
4430 2007-08-11 David Daney <ddaney@avtrex.com>
4432 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4433 as ATTRIBUTE_UNUSED.
4435 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4436 Segher Boessenkool <segher@kernel.crashing.org>
4438 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4439 HAVE_LOCAL_CPU_DETECT not defined.
4441 2007-08-11 Jan Hubicka <jh@suse.cz>
4443 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4444 (cgraph_process_new_functions): Honor previous value of
4445 disregard_inline_limits.
4446 * ipa-inline.c (compute_inline_parameters): Likewise.
4448 2007-08-11 Ian Lance Taylor <iant@google.com>
4450 * alias.h (alias_set_type): Define new type.
4451 (ALIAS_SET_MEMORY_BARRIER): Use it.
4452 * rtl.h: Include alias.h.
4453 (struct mem_attrs): Use alias_set_type.
4454 * tree.h: Include alias.h
4455 (struct tree_type): Use alias_set_type.
4456 (struct tree_struct_field_tag): Likewise.
4457 (struct tree_decl_common): Likewise.
4458 * alias.c (struct alias_set_entry): Use alias_set_type.
4459 (get_alias_set_entry, alias_set_subset_of): Likewise.
4460 (alias_sets_conflict_p): Likewise.
4461 (alias_sets_must_conflict_p): Likewise.
4462 (objects_must_conflict_p): Likewise.
4463 (get_alias_set, new_alias_set): Likewise.
4464 (record_alias_subset, record_component_aliases): Likewise.
4465 (varargs_set, frame_set): Change to alias_set_type.
4466 (get_varargs_alias_set): Use alias_set_type.
4467 (get_frame_alias_set): Likewise.
4468 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4469 * dse.c (struct store_info): Use alias_set_type.
4470 (struct read_info, struct clear_alias_mode_holder): Likewise.
4471 (clear_alias_set_lookup, canon_address): Likewise.
4472 (record_store, check_mem_read_rtx): Likewise.
4473 (dse_record_singleton_alias_set): Likewise.
4474 (dse_invalidate_singleton_alias_set): Likewise.
4475 * emit-rtl.c (get_mem_attrs): Likewise.
4476 (set_mem_attributes_minus_bitpos): Likewise.
4477 (set_mem_alias_set): Likewise.
4478 * expr.c (store_constructor_field, store_field): Likewise.
4479 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4480 * langhooks.c (lhd_get_alias_set): Likewise.
4481 * langhooks-def.h (lhd_get_alias_set): Likewise.
4482 * reload1.c (alter_reg): Likewise.
4483 * tree-flow.h (struct fieldoff): Likewise.
4484 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4485 (may_alias_p, get_smt_for, create_sft): Likewise.
4486 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4487 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4488 (merge_smts_into): Likewise.
4489 * varasm.c (const_alias_set): Likewise.
4490 * c-common.c (strict_aliasing_warning): Likewise.
4491 (c_common_get_alias_set): Likewise.
4492 * dse.h (dse_record_singleton_alias_set): Update declaration.
4493 (dse_invalidate_singleton_alias_set): Likewise.
4494 * emit-rtl.h (set_mem_alias_set): Likewise.
4495 * c-common.h (c_common_get_alias_set): Likewise.
4496 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4497 * print-tree.c (print_node): Likewise.
4498 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4500 (alpha_setup_incoming_varargs): Use alias_set_type.
4501 * config/i386/i386.c (setup_incoming_varargs_64): Use
4503 (setup_incoming_varargs_ms_64): Likewise.
4504 (ix86_GOT_alias_set): Likewise.
4505 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4506 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4507 (set): Change to alias_set_type.
4508 (get_TOC_alias_set): Use alias_set_type.
4509 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4511 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4512 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4514 (struct_value_alias_set): Likewise.
4515 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4517 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4519 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4520 * config/vxworks.h (TARGET_VXWORKS): Override.
4521 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4522 "mips" if TARGET_VXWORKS.
4524 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4526 * calls.c (avoid_likely_spilled_reg): New function.
4527 (expand_call): Use it.
4529 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4533 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4535 * config/mips/predicates.md (const_call_insn_operand): Invoke
4536 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4538 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4541 * config/rs6000/driver-rs6000.c: Include link.h.
4542 Use ElfW instead of wordsize-specif typedef.
4544 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4546 * system.h (CONST_CAST): New.
4547 * c-decl.c (c_make_fname_decl): Use it.
4548 * c-lex.c (cb_ident, lex_string): Likewise.
4549 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4550 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4551 give_switch, set_multilib_dir): Likewise.
4552 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4553 * passes.c (execute_one_pass): Likewise.
4554 * prefix.c (update_path): Likewise.
4555 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4556 * tree.c (build_string): Likewise.
4558 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4560 * tree-flow-inline.h (is_exec_stmt): Remove.
4561 (is_label_stmt): Remove.
4562 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4565 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4567 * lower-subreg.c (resolve_shift_zext): Don't adjust
4568 src_reg_num for wordmode operands.
4570 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4571 David Ung <davidu@mips.com>
4573 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4574 (TARGET_SCHED_REORDER2): Define.
4575 (mips_maybe_swap_ready): New.
4576 (mips_last_74k_agen_insn): New.
4577 (mips_74k_agen_init): New.
4578 (mips_74k_agen_reorder): New function to group loads and stores
4580 (mips_sched_init): New.
4581 (mips_sched_reorder): Don't do initialization here. Call
4582 mips_74k_agen_reorder.
4583 (mips_variable_issue): Call mips_74k_agen_init.
4585 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4587 * tree-flow-inline.h (get_filename): Remove.
4589 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4591 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4593 (mips_fetch_insns): Delete in favor of...
4594 (mips_load_store_insns): ...this new function.
4595 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4596 to say whether multiword moves _might_ be split.
4597 (mips_fetch_insns): Delete in favor of...
4598 (mips_load_store_insns): ...this new function.
4599 (mips_rtx_costs): Update the call to mips_address_insns.
4600 (mips_address_cost): Likewise.
4601 * config/mips/mips.md (length): Use mips_load_store_insns instead
4602 of mips_fetch_insns.
4603 * config/mips/constraints.md (R): Use mips_address_insns rather
4604 than mips_fetch_insns. Assume that the move never needs to be split.
4606 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4608 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4609 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4610 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4611 * config/mips/mips.h (mips16_hard_float): Delete.
4612 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4613 definitions, and replace with....
4614 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4615 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4616 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4617 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4618 (override_options): Replace MASK_SOFT_FLOAT references with
4619 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4620 and mips16_hard_float when TARGET_MIPS16.
4622 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4625 * c-typeck.c (build_binary_op): Check for non pointer types before
4626 calling int_fits_type_p.
4628 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4631 * fold-const.c (omit_one_operand): Return only the ommitted expression
4632 if the result is an empty statement.
4633 (pedantic_omit_one_operand): Likewise.
4635 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4637 * c-typeck.c (readonly_error): Improve error for assignment.
4639 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4641 (pp_c_expression): Ditto.
4643 2007-08-09 Simon Baldwin <simonb@google.com>
4645 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4646 break that was preventing simplify_associative_operation() for xor.
4648 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4649 Nigel Stephens <nigel@mips.com>
4651 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4652 Document change in interpretation of value from boolean to
4654 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4655 ffs and ctz using clz.
4656 (expand_unop): Call them.
4657 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4659 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4660 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4661 enable the new ffs expansion on this target.
4663 2007-08-09 Jan Hubicka <jh@suse.cz>
4665 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4666 (expand_ternary_op): Likewise.
4667 (expand_vec_shift_expr): Likewise.
4668 (expand_binop_directly): Likewise.
4669 (expand_binop): Likewise.
4670 (sign_expand_binop): Likewise.
4671 (expand_twoval_unop): Likewise.
4672 (expand_twoval_binop): Likewise.
4673 (expand_twoval_binop_libfunc): Likewise.
4674 (widen_clz): Likewise.
4675 (widen_bswap): Likewise.
4676 (expand_parity): Likewise.
4677 (expand_unop): Likewise.
4678 (expand_abs_nojump): Likewise.
4679 (expand_copysign): Likewise.
4680 (emit_no_conflict_block): Likewise.
4681 (emit_libcall_block): Likewise.
4682 (can_compare_p): Likewise.
4683 (prepare_cmp_insn): Likewise.
4684 (emit_cmp_and_jump_insn_1): Likewise.
4685 (prepare_float_lib_cmp): Likewise.
4686 (emit_conditional_add): Likewise.
4687 (gen_add2_insn): Likewise.
4688 (have_add2_insn): Likewise.
4689 (gen_sub2_insn): Likewise.
4690 (have_sub2_insn): Likewise.
4691 (can_extend_p): Likewise.
4692 (can_fix_p): Likewise.
4693 (can_float_p): Likewise.
4694 (expand_float): Likewise.
4695 (expand_fix): Likewise.
4696 (expand_sfix_optab): Likewise.
4697 (new_optab): Likewise.
4698 (new_convert_optab): Likewise.
4699 (init_libfuncs): Likewise.
4700 (init_interclass_conv_libfuncs): Likewise.
4701 (init_intraclass_conv_libfuncs): Likewise.
4702 (set_conv_libfunc): Likewise.
4703 (init_optabs): Likewise.
4704 (debug_optab_libfuncs): Likewise.
4705 (gen_cond_trap): Likewise.
4706 * optabs.h (optab_handler, convert_optab_hanlder): New.
4707 * genopinit.c: Update optabs generation table.
4708 * reload.c (find_reloads_address_1): Use optabs accestors.
4709 * builtins.c (expand_builtin_mathfn): Likewise.
4710 (expand_builtin_mathfn_2): Likewise.
4711 (expand_builtin_mathfn_3): Likewise.
4712 (expand_builtin_interclass_mathfn): Likewise.
4713 (expand_builtin_sincos): Likewise.
4714 (expand_builtin_cexpi): Likewise.
4715 (expand_builtin_powi): Likewise.
4716 (expand_builtin_strlen): Likewise.
4717 * dojump.c (do_jump): Likewise.
4718 * expr.c (convert_move): Likewise.
4719 (move_by_pieces): Likewise.
4720 (move_by_pieces_ninsns): Likewise.
4721 (can_store_by_pieces): Likewise.
4722 (store_by_pieces_1): Likewise.
4723 (emit_move_via_integer): Likewise.
4724 (emit_move_complex): Likewise.
4725 (emit_move_ccmode): Likewise.
4726 (emit_move_insn_1): Likewise.
4727 (emit_single_push_insn): Likewise.
4728 (store_constructor): Likewise.
4729 (expand_expr_real_1): Likewise.
4730 (do_store_flag): Likewise.
4731 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4732 (enumerate_modes): Likewise.
4733 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4734 (supportable_widening_operation): Likewise.
4735 (supportable_narrowing_operation): Likewise.
4736 * expmed.c (store_bit_field_1): Likewise.
4737 (extract_bit_field_1): Likewise.
4738 (expand_mult_highpart_optab): Likewise.
4739 (expand_smod_pow2): Likewise.
4740 (expand_divmod): Likewise.
4741 (emit_store_flag): Likewise.
4742 * tree-vect-patterns.c
4743 (vect_pattern_recog_1): Likewise.
4744 * tree-ssa-loop-prefetch.c
4745 (nontemporal_store_p): Likewise.
4746 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4747 (vect_create_epilog_for_reduction): Likewise.
4748 (vectorizable_reduction): Likewise.
4749 (vectorizable_operation): Likewise.
4750 (vect_strided_store_supported): Likewise.
4751 (vectorizable_store): Likewise.
4752 (vect_strided_load_supported): Likewise.
4753 (vectorizable_load): Likewise.
4754 * combine.c (simplify_comparison): Likewise.
4755 * tree-vect-generic.c
4756 (type_for_widest_vector_mode): Likewise.
4757 (expand_vector_operations_1): Likewise.
4758 * config/spu/spu.c (spu_expand_mov): Likewise.
4759 (spu_emit_vector_compare): Likewise.
4760 * config/rs6000/rs6000.c
4761 (rs6000_emit_vector_compare): Likewise.
4762 * stmt.c (add_case_node): Likewise.
4763 * reload1.c (gen_reload):
4765 2007-08-09 Michael Matz <matz@suse.de>
4767 * tree.h (fixed_zerop): Declare as taking a const_tree.
4768 * tree.c (fixed_zerop): Take a const_tree.
4770 2007-08-09 Ira Rosen <irar@il.ibm.com>
4772 * tree-vect-transform.c (vectorizable_store): Remove call to
4773 copy_virtual_operands() and call mark_symbols_for_renaming() for
4774 the created vector store.
4775 (vect_setup_realignment): Don't call copy_virtual_operands() and
4776 update_vuses_to_preheader().
4777 (vectorizable_load): Don't call copy_virtual_operands().
4778 (update_vuses_to_preheader): Remove.
4780 2007-08-08 Chao-ying Fu <fu@mips.com>
4782 * tree.def (FIXED_POINT_TYPE): New type.
4783 (FIXED_CST): New constant.
4784 (FIXED_CONVERT_EXPR): New expr.
4785 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4786 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4787 * tree.h (struct tree_base): Add saturating_flag.
4788 Remove one bit of spare for saturating_flag.
4789 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4790 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4791 FIXED_POINT_TYPE_P): Define.
4792 (TYPE_SATURATING): Define.
4793 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4794 (struct tree_fixed_cst): New.
4795 (TYPE_IBIT, TYPE_FBIT): Define.
4796 (tree_node): Add fixed_cst.
4797 (enum tree_index): Add new enumeration values of
4798 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4799 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4800 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4801 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4802 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4803 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4804 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4805 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4806 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4807 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4808 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4809 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4810 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4811 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4812 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4813 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4814 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4815 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4816 (sat_short_fract_type_node, sat_fract_type_node,
4817 sat_long_fract_type_node, sat_long_long_fract_type_node,
4818 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4819 sat_unsigned_long_fract_type_node,
4820 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4821 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4822 unsigned_short_fract_type_node, unsigned_fract_type_node,
4823 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4824 sat_short_accum_type_node, sat_accum_type_node,
4825 sat_long_accum_type_node, sat_long_long_accum_type_node,
4826 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4827 sat_unsigned_long_accum_type_node,
4828 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4829 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4830 unsigned_short_accum_type_node, unsigned_accum_type_node,
4831 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4832 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4833 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4834 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4835 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4836 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4837 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4838 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4839 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4840 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4841 sat_uda_type_node, sat_uta_type_node): New macro.
4842 (make_fract_type, make_accum_type): Declare.
4843 (make_signed_fract_type, make_unsigned_fract_type,
4844 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4845 make_signed_accum_type, make_unsigned_accum_type,
4846 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4847 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4848 make_or_reuse_sat_signed_fract_type,
4849 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4850 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4851 make_or_reuse_sat_unsigned_accum_type): New macro.
4852 (fixed_zerop): Declare.
4853 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4854 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4855 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4856 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4857 * treestruct.def: Add TS_FIXED_CST.
4858 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4860 (tree-dump.o): Likewise.
4861 (print-tree.o): Likewise.
4862 (tree-pretty-print.o): Likewise.
4863 (fold-const.o): Likewise.
4864 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4865 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4866 (is_gimple_min_invariant): Handle FIXED_CST.
4867 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4868 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4869 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4870 (layout_type): Handle FIXED_POINT_TYPE.
4871 (make_fract_type, make_accum_type): New functions.
4872 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4873 * tree-dump.c (fixed-value.h): New include.
4874 (dump_fixed): New function.
4875 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4876 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4877 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4878 * tree-pretty-print.c (fixed-value.h): New include.
4879 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4881 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4882 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4883 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4884 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4885 for non-saturating fixed-point types.
4886 (reassociate_bb): Likewise.
4887 * emit-rtl.c (fixed-value.h): New include.
4888 (fconst0, fconst1): New array.
4889 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4890 * tree-vect-generic.c expand_vector_operation): Support
4891 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4893 (type_for_widest_vector_mode): Add one parameter for the
4895 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4897 Pass the satp parameter to type_for_mode for fixed-point types.
4898 (expand_vector_operations_1): Pass the saturating flag to
4899 type_for_widest_vector_mode.
4900 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4901 and MODE_VECTOR_UACCUM.
4902 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4903 (vectorizable_condition): Likewise.
4904 * tree.c (fixed-value.h): New include.
4905 (tree_code_size): Support FIXED_CST.
4906 (build_fixed): New function.
4907 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4908 (fixed_zerop): New function.
4909 (tree_node_structure): Support FIXED_CST.
4910 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4911 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4912 (type_hash_eq): Handle FIXED_POINT_TYPE.
4913 (simple_cst_equal): Support FIXED_CST.
4914 (iterative_hash_expr): Handle FIXED_CST.
4915 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4916 (get_narrower): Likewise.
4917 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4918 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4919 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4920 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4922 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4923 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4924 (initializer_zerop): Support FIXED_CST.
4925 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4926 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4927 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4928 (is_base_type): Handle FIXED_POINT_TYPE.
4929 (add_type_attribute): Handle FIXED_POINT_TYPE.
4930 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4931 * print-tree.c (fixed-value.h): New include.
4932 (print_node_brief): Support FIXED_CST.
4933 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4934 * c-pretty-print.c (fixed-value.h): New include.
4935 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4936 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4937 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4938 Support fixed-point types for inner items in VECTOR_TYPE.
4939 (pp_c_direct_declarator): Likewise.
4940 (pp_c_declarator): Likewise.
4941 (pp_c_fixed_constant): New function.
4942 (pp_c_constant): Handle FIXED_CST.
4943 (pp_c_primary_expression): Likewise.
4944 (pp_c_expression): Likewise.
4945 * fold-const.c (fixed-value.h): New include.
4946 (negate_expr_p): Return true for FIXED_CST.
4947 (fold_negate_expr): Support FIXED_CST.
4948 (split_tree): Support FIXED_CST.
4949 (const_binop): Support FIXED_CST.
4950 (fold_convert_const_int_from_fixed): New function to convert from
4952 (fold_convert_const_real_from_fixed): New function to convert from
4954 (fold_convert_const_fixed_from_fixed): New function to convert from
4955 fixed to another fixed.
4956 (fold_convert_const_fixed_from_int): New function to convert from
4958 (fold_convert_const_fixed_from_real): New function to convert from
4960 (fold_convert_const): Support conversions from fixed to int, from
4961 fixed to real, from fixed to fixed, from int to fixed, and from real
4963 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4964 (operand_equal_p): Support FIXED_CST.
4965 (make_range): For fixed-point modes, we need to pass the
4966 saturating flag as the 2nd parameter.
4967 (tree_swap_operands_p): Handle FIXED_CST.
4968 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4970 (fold_unary): Support FIXED_CONVERT_EXPR.
4971 (fold_binary): Handle FIXED_CST.
4972 Make sure the type is not saturating, before associating operations.
4973 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4974 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4975 (fold_negate_const): Support FIXED_CST.
4976 (fold_relational_const): Support FIXED_CST.
4977 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4978 (gimplify_expr): Handle FIXED_CST.
4979 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4980 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4981 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4982 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4983 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4984 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4985 LONG_LONG_ACCUM_TYPE_SIZE.
4986 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4987 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4988 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4989 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4990 MODE_ACCUM, and MODE_UACCUM.
4991 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4992 fixed-point types to disable reduction.
4993 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4995 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4997 * config/rs6000/x-rs6000: New file.
4998 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4999 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
5000 (EXTRA_SPEC_FUNCTIONS): Define.
5001 (HAVE_LOCAL_CPU_DETECT): Define.
5002 (CC1_CPU_SPEC): Define.
5003 * config/rs6000/driver-rs6000.c: New file.
5004 * config/rs6000/aix.h (CC1_SPEC): Define.
5005 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
5006 * config.host: Add x-rs6000 to host_xmake_file if host and target
5007 are rs6000 or powerpc.
5009 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5011 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
5013 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5014 Sandra Loosemore <sandra@codesourcery.com>
5015 Chao-ying Fu <fu@mips.com>
5016 Nigel Stephens <nigel@mips.com>
5017 David Ung <davidu@mips.com>
5019 * doc/invoke.texi (-mcode-readable): Document.
5020 * config/mips/mips.opt (mcode-readable): New option.
5021 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
5022 * config/mips/mips.h (mips_code_readable_setting): New enum.
5023 (mips_code_readable): Declare.
5024 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
5025 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
5026 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
5027 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
5028 boiler-plate comments.
5029 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5030 * config/mips/mips.c (mips_code_readable): New variable.
5031 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
5032 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
5033 context and -mcode-readable setting to restrict the use of
5034 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
5035 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
5036 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
5037 (mips_blocks_for_constant_p): Only return false for
5038 TARGET_MIPS16_PCREL_LOADS.
5039 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
5040 for MIPS16. Handle SYMBOL_32_HIGH.
5041 (mips_const_insns): Allow HIGHs for MIPS16 too.
5042 (mips_unspec_address_offset): New function, split out from...
5043 (mips_unspec_address): ...here.
5044 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
5045 16-bit symbolic constants. Assert approropiate conditions for
5046 using the "la" and "dla" macros.
5047 (mips_handle_option): Handle -mcode-readable=.
5048 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
5049 Set up mips_lo_relocs[SYMBOL_32_HIGH].
5050 (mips_strip_unspec_address): New function, split out from...
5051 (print_operand_reloc): ...here.
5052 (print_operand): Pass constants through mips_strip_unspec_address.
5053 (print_operand_address): Likewise.
5054 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
5055 (mips_select_rtx_section): Remove MIPS16 handling.
5056 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
5057 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
5058 (mips16_lay_out_constants): Do nothing unless
5059 TARGET_MIPS16_PCREL_LOADS.
5060 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
5061 * config/mips/mips.md: Split HIGHs for MIPS16.
5062 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5064 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5066 * config/mips/mips-protos.h (mips_emit_move): Declare.
5067 * config/mips/mips.c (mips_emit_move): New function.
5068 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
5069 (mips_legitimize_const_move): Likewise.
5070 (mips_legitimize_move): Likewise.
5071 (mips_split_64bit_move): Likewise.
5072 (mips_restore_gp): Likewise.
5073 (mips_load_call_address): Likewise.
5074 (mips_emit_fcc_reload): Likewise.
5075 (mips_set_return_address): Likewise.
5076 (mips_block_move_straight): Likewise.
5077 (mips_block_move_loop): Likewise.
5078 (mips_setup_incoming_varargs): Likewise.
5079 (mips_save_reg): Likewise.
5080 (mips_expand_prologue): Likewise.
5081 (mips_restore_reg): Likewise.
5082 (mips_expand_epilogue): Likewise.
5083 (mips_output_mi_thunk): Likewise.
5084 (build_mips16_call_stub): Likewise.
5085 (mips_builtin_branch_and_move): Likewise.
5086 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5087 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5088 (fixuns_truncdfdi2): Likewise.
5089 (fixuns_truncsfsi2): Likewise.
5090 (fixuns_truncsfdi2): Likewise.
5091 (loadgp_absolute): Likewise.
5092 (builtin_setjmp_setup): Likewise.
5093 (builtin_longjmp): Likewise.
5094 (untyped_call): Likewise.
5096 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5098 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5099 an "rtx *" argument. Return a bool.
5100 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5101 values and return true if they can be split. Take the same kind of
5102 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5103 and store the lo_sum there if nonnull. Use the symbol type to
5104 determine whether a $gp or HIGH is needed.
5105 (mips_legitimize_address): Update call to mips_split_symbol and
5106 simplify accordingly.
5107 (mips_legitimize_const_move): Likewise.
5108 * config/mips/mips.md: In the combine define_split,
5109 check mips_split_symbol instead of splittable_symbolic_operand.
5110 Update use of mips_split_symbol in the generator code.
5111 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5113 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5115 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5116 (mips_symbol_insns_1): New function, split out from...
5117 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5118 and stores separately from load addresses.
5119 (mips_classify_address): Replace uses of mips_symbolic_address_p
5120 with uses of mips_symbol_insns.
5121 (mips_address_insns): Update calls to mips_symbol_insns.
5122 (mips_const_insns): Likewise.
5123 (mips_legitimize_address): Likewise.
5125 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5127 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5128 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5129 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5130 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5131 non-call contexts if TARGET_MIPS16.
5132 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5133 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5134 code for SYMBOL_ABSOLUTE.
5135 (mips_symbol_insns): Likewise.
5137 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5139 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5140 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5141 (mips_symbolic_constant_p): Likewise. Update the call to
5142 mips_classify_symbol.
5143 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5144 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5145 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5146 (print_operand_reloc): Add a context argument. Update the call to
5147 mips_symbolic_constant_p.
5148 (print_operand): Update the calls to print_operand_reloc.
5149 (print_operand_address): Use print_operand_reloc rather than
5151 (mips_rewrite_small_data_p): Add a context argument. Update the call
5152 to mips_symbolic_constant_p.
5153 (mips_small_data_pattern_1): Make DATA the containing mem.
5154 Update the call to mips_rewrite_small_data_p.
5155 (mips_rewrite_small_data_1): Likewise.
5156 (mips_use_anchors_for_symbol_p): Update the call to
5157 mips_symbolic_constant_p.
5158 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5159 (splittable_symbolic_operand): Likewise.
5160 (move_operand): Likewise.
5161 (absolute_symbolic_operand): Likewise.
5162 (got_disp_operand): Likewise.
5163 (got_page_ofst_operand): Likewise.
5165 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5167 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5168 (SYMBOL_ABSOLUTE): ...this.
5169 (SYMBOL_SMALL_DATA): Rename to...
5170 (SYMBOL_GP_RELATIVE): ...this.
5171 (SYMBOL_CONSTANT_POOL): Rename to...
5172 (SYMBOL_PC_RELATIVE): ...this.
5173 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5174 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5175 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5176 after above changes.
5177 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5178 (general_symbolic_operand): Rename to...
5179 (absolute_symbolic_operand): ...this.
5180 * config/mips/mips.md: Update after above changes.
5182 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5183 Revital Eres <eres@il.ibm.com>
5185 * ddg.c (print_ddg): Add dump information.
5186 * modulo-sched.c (print_node_sched_params): Add parameter and
5188 (calculate_maxii): Remove function.
5189 (undo_generate_reg_moves): Likewise.
5190 (undo_permute_partial_schedule): Likewise.
5191 (kernel_number_of_cycles): Likewise.
5192 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5193 (sms_schedule): Use it. Remove profitability checks.
5194 (sms_schedule_by_order): Fix order of nodes within the cycle.
5196 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5198 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5199 -profile option, add pie support.
5200 (ENDFILE_SPEC): New spec.
5201 * config/gnu.h (LIB_SPEC): Add -profile option.
5203 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5205 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5206 * config/gnu.h (LIB_SPEC): Likewise.
5208 2007-08-07 Yaz Saito <saito@google.com>
5209 Ian Lance Taylor <iant@google.com>
5211 * common.opt (finstrument-functions-exclude-function-list): New
5213 (finstrument-functions-exclude-file-list): New option.
5214 * opts.c (char_p): Define and DEF_VEC.
5215 (flag_instrument_functions_exclude_functions): New static
5217 (flag_instrument_functions_exclude_files): New static variable.
5218 (add_instrument_functions_exclude_list): New static function.
5219 (flag_instrument_functions_exclude_p): New function.
5220 (common_handle_option): Handle new options.
5221 * flags.h (flag_instrument_functions_exclude_p): Declare.
5222 * gimplify.c (gimplify_function_tree): Call
5223 flag_instrument_functions_exclude_p.
5224 * doc/invoke.texi (Option Summary): Mention new options.
5225 (Code Gen Options): Document new options.
5227 2007-08-07 Ian Lance Taylor <iant@google.com>
5229 PR rtl-optimization/32776
5230 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5231 (resolve_use): Likewise.
5232 (decompose_multiword_subregs): Remove "changed" local variable.
5234 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5236 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5237 * configure: Regenerate.
5238 * config.in: Regenerate.
5239 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5242 2007-08-07 Ian Lance Taylor <iant@google.com>
5244 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5245 note, just delete the insn.
5247 2007-08-07 Andreas Schwab <schwab@suse.de>
5250 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5253 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5255 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5256 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5257 (decompose_multiword_subregs): Use the functions above to decompose
5258 multiword shifts and zero-extends.
5260 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5262 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5263 "assemble" descriptions which were swapped.
5265 2007-08-06 Chao-ying Fu <fu@mips.com>
5267 * fixed-value.h: New file.
5268 * fixed-value.c: New file.
5269 * Makefile.in (OBJS-common): Add fixed-value.o.
5270 (fixed-value.o): New rule.
5271 (GTFILES): Add fixed-value.h.
5272 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5273 to compare a.low and b.low.
5274 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5276 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5277 Daniel Jacobowitz <dan@codesourcery.com>
5280 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5282 (x86_64-*-netbsd*): Likewise.
5283 (x86_64-*-linux*): Likewise.
5284 (x86_64-*-kfreebsd*-gnu): Likewise.
5285 (x86_64-*-knetbsd*-gnu): Likewise.
5286 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5288 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5290 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5291 Add -fno-asynchronous-unwind-tables.
5293 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5294 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5295 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5296 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5297 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5299 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5301 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5302 (TARGET_C_MODE_FOR_SUFFIX): New.
5304 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5306 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5308 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5310 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5312 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5314 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5315 before checking function returns in conditional expressions.
5317 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5320 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5322 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5325 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5326 for INTEGRAL_TYPE_P.
5328 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5330 * configure.ac: Remove --enable-checking=df from default settings.
5331 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5332 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5333 if the parameter is true.
5334 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5335 DF_VERIFY_SCHEDULED flag is true.
5336 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5337 (df_finish_pass): Adjust prototype.
5338 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5341 * see.c (pass_see): Add TODO_df_verify.
5342 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5343 * global.c (rest_of_handle_global_alloc): Schedule verification
5345 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5347 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5348 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5349 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5351 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5352 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5353 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5355 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5356 Revital Eres <eres@il.ibm.com>
5358 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5360 * ddg.c (create_ddg_dependence): Rename to...
5361 (create_ddg_dep_from_intra_loop_link): This. Do not check
5362 for interloop edges. Do not create anti dependence edge when
5363 a true dependence edge exists in the opposite direction and
5364 -fmodulo-sched-allow-regmoves is set.
5365 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5366 (add_cross_iteration_register_deps): Create anti dependence edge
5367 when -fno-modulo-sched-allow-regmoves is set.
5368 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5370 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5372 * config/arm/arm.md (movsi): Add braces.
5374 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5377 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5378 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5381 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5383 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5384 state accessor functions.
5385 * cfgloopmanip.c (remove_path, create_preheaders,
5386 force_single_succ_latches, fix_loop_structure): Ditto.
5387 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5388 tree_duplicate_loop_to_header_edge): Ditto.
5389 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5390 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5392 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5393 cleanup_tree_cfg): Ditto.
5394 * tree-cfg.c (tree_merge_blocks): Ditto.
5395 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5396 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5397 loop_preheader_edge, single_exit): Ditto.
5398 (flow_loops_find): Do not clear loops->state.
5399 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5400 loops_state_clear): New functions.
5402 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5405 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5406 when adding to the base and convert ELT to sizetype instead of type.
5408 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5411 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5412 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5414 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5417 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5418 correct type the negate expression.
5420 2007-08-03 Jan Hubicka <jh@suse.cz>
5422 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5425 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5427 * config/rs6000/rs6000.c (struct processor_cost): Change
5428 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5429 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5431 (rios1_costs, rios2_cost): Correct cache line size.
5432 (rs6000_override_options): Set l2-cache-size parameter.
5434 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5435 Diego Novillo <dnovillo@google.com>
5438 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5439 if the range includes 0.
5441 2007-08-03 Ben Elliston <bje@au.ibm.com>
5443 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5444 mode to unspec expressions to silence a warning from the generator
5447 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5449 * config/ia64/constraints.md ("U"): Make constraint vector only.
5451 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5454 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5455 always_inline attribute on the function decl.
5457 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5460 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5461 if we are compiling with -fPIC.
5463 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5464 Nigel Stephens <nigel@mips.com>
5466 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5467 Define for MIPS32 and MIPS64.
5469 2007-08-02 Nick Clifton <nickc@redhat.com>
5471 * config/host-hpux.c: Change copyright header to refer to version
5472 3 of the GNU General Public License and to point readers at the
5473 COPYING3 file and the FSF's license web page.
5474 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5475 config/alpha/linux.h, config/alpha/alpha.opt,
5476 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5477 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5478 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5479 config/alpha/alpha.h, config/alpha/sync.md,
5480 config/alpha/openbsd.h, config/alpha/alpha.md,
5481 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5482 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5483 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5484 config/alpha/constraints.md, config/alpha/osf.h,
5485 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5486 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5487 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5488 config/frv/frv-asm.h, config/frv/frv-protos.h,
5489 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5490 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5491 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5492 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5493 config/s390/s390.opt, config/s390/s390-modes.def,
5494 config/s390/fixdfdi.h, config/s390/constraints.md,
5495 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5496 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5497 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5498 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5499 config/m32c/prologue.md, config/m32c/m32c.abi,
5500 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5501 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5502 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5503 config/m32c/jump.md, config/m32c/shift.md,
5504 config/m32c/m32c-protos.h, config/libgloss.h,
5505 config/spu/spu-protos.h, config/spu/predicates.md,
5506 config/spu/spu-builtins.h, config/spu/spu.c,
5507 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5508 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5509 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5510 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5511 config/sparc/hypersparc.md, config/sparc/predicates.md,
5512 config/sparc/linux.h, config/sparc/sp64-elf.h,
5513 config/sparc/supersparc.md, config/sparc/cypress.md,
5514 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5515 config/sparc/niagara.md, config/sparc/sparc.md,
5516 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5517 config/sparc/sparc.opt, config/sparc/sync.md,
5518 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5519 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5520 config/sparc/sparc.c, config/sparc/little-endian.opt,
5521 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5522 config/sparc/linux64.h, config/sparc/freebsd.h,
5523 config/sparc/sol2.h, config/sparc/rtemself.h,
5524 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5525 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5526 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5527 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5528 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5529 config/m32r/linux.h, config/m32r/constraints.md,
5530 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5531 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5532 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5533 config/i386/i386.md, config/i386/netware-crt0.c,
5534 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5535 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5536 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5537 config/i386/sol2.h, config/i386/constraints.md,
5538 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5539 config/i386/predicates.md, config/i386/geode.md,
5540 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5541 config/i386/freebsd64.h, config/i386/vxworksae.h,
5542 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5543 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5544 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5545 config/i386/netware.h, config/i386/i386-modes.def,
5546 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5547 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5548 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5549 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5550 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5551 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5552 config/i386/xm-mingw32.h, config/i386/linux64.h,
5553 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5554 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5555 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5556 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5557 config/i386/cygwin2.c, config/i386/i386-protos.h,
5558 config/i386/sync.md, config/i386/openbsd.h,
5559 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5560 config/i386/nto.h, config/i386/biarch64.h,
5561 config/i386/i386-coff.h, config/i386/freebsd.h,
5562 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5563 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5564 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5565 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5566 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5567 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5568 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5569 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5570 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5571 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5572 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5573 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5574 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5575 config/sh/superh64.h, config/sh/rtemself.h,
5576 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5577 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5578 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5579 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5580 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5581 config/avr/predicates.md, config/avr/constraints.md,
5582 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5583 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5584 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5585 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5586 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5587 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5588 config/c4x/predicates.md, config/c4x/c4x.h,
5589 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5590 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5591 config/xtensa/linux.h, config/xtensa/xtensa.h,
5592 config/xtensa/elf.h, config/xtensa/xtensa.md,
5593 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5594 config/xtensa/xtensa-protos.h, config/dbx.h,
5595 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5596 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5597 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5598 config/host-solaris.c, config/fr30/fr30.h,
5599 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5600 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5601 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5602 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5603 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5604 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5605 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5606 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5607 config/cris/predicates.md, config/cris/linux.h,
5608 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5609 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5610 config/cris/aout.opt, config/cris/cris-protos.h,
5611 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5612 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5613 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5614 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5615 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5616 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5617 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5618 config/chorus.h, config/mn10300/mn10300.c,
5619 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5620 config/mn10300/mn10300.h, config/mn10300/linux.h,
5621 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5622 config/mn10300/mn10300.md, config/ia64/predicates.md,
5623 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5624 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5625 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5626 config/ia64/freebsd.h, config/ia64/ia64.md,
5627 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5628 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5629 config/gofast.h, config/rtems.h, config/sol2-10.h,
5630 config/m68k/predicates.md, config/m68k/m68k.md,
5631 config/m68k/linux.h, config/m68k/m68k-modes.def,
5632 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5633 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5634 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5635 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5636 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5637 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5638 config/m68k/constraints.md, config/m68k/rtemself.h,
5639 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5640 config/m68k/uclinux.h, config/rs6000/power4.md,
5641 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5642 config/rs6000/linux.h, config/rs6000/eabi.h,
5643 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5644 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5645 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5646 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5647 config/rs6000/windiss.h, config/rs6000/603.md,
5648 config/rs6000/aix41.h, config/rs6000/cell.md,
5649 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5650 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5651 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5652 config/rs6000/default64.h, config/rs6000/7xx.md,
5653 config/rs6000/darwin.opt, config/rs6000/spe.md,
5654 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5655 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5656 config/rs6000/7450.md, config/rs6000/linux64.h,
5657 config/rs6000/constraints.md, config/rs6000/440.md,
5658 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5659 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5660 config/rs6000/rs6000.h, config/rs6000/power6.md,
5661 config/rs6000/predicates.md, config/rs6000/altivec.md,
5662 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5663 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5664 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5665 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5666 config/rs6000/linux64.opt, config/rs6000/sync.md,
5667 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5668 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5669 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5670 config/rs6000/eabispe.h, config/rs6000/e500.h,
5671 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5672 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5673 config/rs6000/aix.h, config/rs6000/vxworks.h,
5674 config/rs6000/40x.md, config/rs6000/aix51.h,
5675 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5676 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5677 config/arc/arc.h, config/mcore/mcore-elf.h,
5678 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5679 config/mcore/mcore.md, config/mcore/mcore.c,
5680 config/mcore/mcore.opt, config/mcore/mcore.h,
5681 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5682 config/score/predicates.md, config/score/score-version.h,
5683 config/score/score-protos.h, config/score/misc.md,
5684 config/score/elf.h, config/score/score.c, config/score/mac.md,
5685 config/score/score7.md, config/score/score.h,
5686 config/score/score-conv.h, config/score/score-mdaux.c,
5687 config/score/score.md, config/score/score.opt,
5688 config/score/score-modes.def, config/score/score-mdaux.h,
5689 config/score/mul-div.S, config/arm/uclinux-elf.h,
5690 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5691 config/arm/symbian.h, config/arm/linux-elf.h,
5692 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5693 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5694 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5695 config/arm/strongarm-pe.h, config/arm/arm.h,
5696 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5697 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5698 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5699 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5700 config/arm/arm-cores.def, config/arm/arm-protos.h,
5701 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5702 config/arm/wince-pe.h, config/arm/neon.md,
5703 config/arm/constraints.md, config/arm/neon.ml,
5704 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5705 config/arm/arm.opt, config/arm/arm926ejs.md,
5706 config/arm/predicates.md, config/arm/iwmmxt.md,
5707 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5708 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5709 config/arm/neon-testgen.ml, config/arm/arm.md,
5710 config/arm/xscale-coff.h, config/arm/pe.c,
5711 config/arm/arm-generic.md, config/arm/pe.h,
5712 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5713 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5714 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5715 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5716 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5717 config/pa/predicates.md, config/pa/pa64-hpux.h,
5718 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5719 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5720 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5721 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5722 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5723 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5724 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5725 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5726 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5727 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5728 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5729 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5730 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5731 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5732 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5733 config/mips/linux64.h, config/mips/elforion.h,
5734 config/mips/constraints.md, config/mips/generic.md,
5735 config/mips/predicates.md, config/mips/4300.md,
5736 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5737 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5738 config/mips/5k.md, config/mips/vr4120-div.S,
5739 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5740 config/mips/mips-protos.h, config/mips/6000.md,
5741 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5742 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5743 config/mips/mips-modes.def, config/mips/vr.h,
5744 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5745 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5746 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5747 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5748 config/vax/openbsd1.h, config/vax/netbsd.h,
5749 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5750 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5751 config/h8300/rtems.h, config/h8300/predicates.md,
5752 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5753 config/h8300/h8300.md, config/h8300/h8300.opt,
5754 config/h8300/coff.h, config/h8300/h8300-protos.h,
5755 config/v850/v850.md, config/v850/predicates.md,
5756 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5757 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5758 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5759 config/mmix/mmix.h, config/mmix/predicates.md,
5760 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5761 config/mmix/mmix.c, config/mmix/mmix.opt,
5762 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5763 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5764 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5765 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5768 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5770 * emit-rtl.c (reset_used_decls): Rename to...
5771 (set_used_decls): ...this. Set the used flag rather than clearing it.
5772 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5773 DECL_RTLs rather than resetting them.
5775 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5777 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5779 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5781 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5782 argument to find_reloads_address.
5784 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5786 PR tree-optimization/32919
5787 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5788 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5789 (coalesce_ssa_name): Call it.
5791 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5792 David Ung <davidu@mips.com>
5794 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5795 (__mips16_unorddf2, __mips16_floatunsidf): New.
5796 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5798 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5800 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5802 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5803 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5804 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5805 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5806 * omp-low.c (get_ws_args_for, determine_parallel_type,
5807 expand_omp_for_generic, expand_omp_for_static_nochunk,
5808 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5809 Work with more precise CFG.
5810 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5811 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5813 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5814 * gimple-low.c (lower_stmt): Ditto.
5815 * tree-inline.c (estimate_num_insns_1): Ditto.
5816 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5817 (OMP_SECTIONS_SWITCH): New.
5818 * tree-cfgcleanup.c (cleanup_omp_return): New.
5819 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5820 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5821 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5822 (tree_redirect_edge_and_branch): Handle omp constructs.
5824 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5825 with three arguments.
5827 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5829 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5832 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5834 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5835 the loop structures may need fixing.
5836 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5838 (cleanup_tree_cfg_loop): Removed.
5839 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5840 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5841 instead of running cleanup_tree_cfg_loop.
5842 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5843 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5844 (tree_predictive_commoning): Declaration changed.
5845 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5847 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5849 * doc/invoke.texi (l1-cache-size): Update documentation.
5850 (l2-cache-size): Document.
5851 * params.h (L2_CACHE_SIZE): New macro.
5852 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5853 that L1_CACHE_SIZE is in kB now.
5854 (L2_CACHE_SIZE_BYTES): New macro.
5855 (tree_ssa_prefetch_arrays): Show size in kB.
5856 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5857 and l2_cache_size fields.
5858 * config/i386/driver-i386.c (describe_cache): Detect cache size
5860 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5861 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5862 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5863 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5864 (override_options): Set l1-cache-size and l2-cache-size to default
5865 values if not specified otherwise.
5866 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5867 (PARAM_L2_CACHE_SIZE): New.
5869 2007-08-01 Nigel Stephens <nigel@mips.com>
5870 David Ung <davidu@mips.com>
5871 Thiemo Seufer <ths@mips.com>
5872 Chris Dearman <chris@mips.com>
5873 Richard Sandiford <richard@codesourcery.com>
5875 * config.gcc (mips*-sde-elf*): New stanza.
5876 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5877 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5878 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5879 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5880 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5881 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5883 * config/mips/sde.h: New file.
5884 * config/mips/t-libgcc-mips16: Likewise.
5885 * config/mips/t-sde: Likewise.
5886 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5887 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5888 _MIPS_FPSET and _MIPS_SZINT.
5889 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5890 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5891 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5892 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5893 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5894 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5895 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5896 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5897 _MIPS_SZPTR and _MIPS_FPSET.
5898 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5899 architecture is specified.
5900 (MIPS_32BIT_OPTION_SPEC): New macro.
5902 2007-07-31 Dan Hipschman <dsh@google.com>
5904 * gcc.c (end_going_arg): New function.
5905 (do_spec_2): Use it.
5906 (do_spec_1): Use it.
5908 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5910 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5911 only if ENABLE_CHECKING is defined.
5913 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5915 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5916 df_ru_add_problem, df_ru_get_bb_info): Removed.
5917 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5918 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5919 df_ru_free_bb_info, df_ru_alloc,
5920 df_ru_bb_local_compute_process_def,
5921 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5922 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5923 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5924 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5925 df_ru_add_problem): Removed.
5927 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5930 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5931 (casesi32p, casesi64p): Likewise.
5932 (casesi): Adjust for above.
5934 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5936 * mode-switching.c (create_pre_exit): Don't search past calls.
5938 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5940 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5942 2007-07-31 Revital Eres <eres@il.ibm.com>
5944 * ddg.c (add_deps_for_def): Rename to...
5945 (add_cross_iteration_register_deps): This. Change implementation
5946 to use only reaching def and def-use chains to construct the
5947 inter loop dependencies.
5948 (add_deps_for_use): Remove function.
5949 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5950 function to build the inter loop dependencies.
5951 * modulo-sched.c (sms_schedule): Build only
5952 reaching def and def-use chains for the propose of the ddg
5955 2007-07-31 Julian Brown <julian@codesourcery.com>
5957 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5958 New define_insns. Use correct RTL.
5959 (vec_set<mode>): Write as expander.
5961 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5963 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5964 to an unallocated space.
5966 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5969 (split_constant_offset): Enable split_constant_offset to extract
5970 constants from other statements.
5971 * tree-vect-transform.c
5972 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5973 to a temp var. Force base_offset to be simple.
5975 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5977 * df-scan.c (df_scan_verify): Remove artificial limit on
5978 the number of blocks for verification.
5979 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5980 df_simulate_defs): Avoid unnecessary insn checking for defs.
5982 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5984 * config/m68k/lb1sf68.asm (FUNC): New macro.
5986 (__udivsi3): Likewise.
5987 (__divsi3): Likewise.
5988 (__umodsi3): Likewise.
5989 (__modsi3): Likewise.
5990 (__subdf3): Likewise.
5991 (__adddf3): Likewise.
5992 (__muldf3): Likewise.
5993 (__divdf3): Likewise.
5994 (__negdf2): Likewise.
5995 (__cmpdf2): Likewise.
5996 (__subsf3): Likewise.
5997 (__addsf3): Likewise.
5998 (__mulsf3): Likewise.
5999 (__divsf3): Likewise.
6000 (__negsf2): Likewise.
6001 (__cmpsf2): Likewise.
6002 (__eqdf2): Likewise.
6003 (__nedf2): Likewise.
6004 (__gtdf2): Likewise.
6005 (__gedf2): Likewise.
6006 (__ltdf2): Likewise.
6007 (__ledf2): Likewise.
6008 (__eqsf2): Likewise.
6009 (__nesf2): Likewise.
6010 (__gtsf2): Likewise.
6011 (__gesf2): Likewise.
6012 (__ltsf2): Likewise.
6013 (__lesf2): Likewise.
6015 2007-07-30 Ollie Wild <aaw@google.com>
6017 * c-ppoutput.c (print_lines_directives_only): New function.
6018 (scan_translation_unit_directives_only): New function.
6019 (preprocess_file): Add call to scan_translation_unit_directives_only.
6020 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
6021 (sanitize_cpp_opts): Add default flag_dump_macros setting for
6022 -fdirectives-only. Add errors for -fdirectives-only conflict with
6023 -Wunused-macros and -traditional.
6024 (finish_options): Add builtin macro initialization for
6025 -fdirectives-only + -fpreprocessed.
6026 * c.opt (fdirectives-only): New.
6027 * doc/cppopts.texi (fdirectives-only): New.
6029 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6031 * alias.c (record_set, memory_modified_1): Constify.
6032 * bt-load.c (note_btr_set): Likewise.
6033 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
6034 * combine.c (set_nonzero_bits_and_sign_copies,
6035 expand_field_assignment, record_dead_and_set_regs_1,
6036 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
6037 likely_spilled_retval_1): Likewise.
6038 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
6039 frv_io_handle_set): Likewise.
6040 * config/mips/mips.c (mips_sim_record_set,
6041 vr4130_true_reg_dependence_p_1): Likewise.
6042 * config/mt/mt.c (insn_dependent_p_1): Likewise.
6043 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
6044 * config/sh/sh.c (flow_dependent_p_1): Likewise.
6045 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
6046 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
6047 * ddg.c (mark_mem_store): Likewise.
6048 * df-problems.c (df_urec_mark_reg_change): Likewise.
6049 * function.c (update_epilogue_consts): Likewise.
6050 * gcse.c (record_set_info, record_last_set_info,
6051 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
6052 reg_clear_last_set): Likewise.
6053 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
6055 * jump.c (reversed_comparison_code_parts): Likewise.
6056 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
6057 reg_is_set): Likewise.
6058 * loop-iv.c (mark_altered): Likewise.
6059 * mode-switching.c (reg_becomes_live): Likewise.
6060 * optabs.c (no_conflict_move_test): Likewise.
6061 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
6063 * postreload.c (reload_combine_note_store, move2add_note_store):
6065 * regmove.c (flags_set_1): Likewise.
6066 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
6068 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
6070 * resource.c (update_live_status): Likewise.
6071 * rtl.h (set_of, note_stores): Likewise.
6072 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6073 note_stores, parms_set): Likewise.
6074 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6075 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6077 * var-tracking.c (count_stores, add_stores): Likewise.
6079 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081 * alias.c (mems_in_disjoint_alias_sets_p,
6082 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6083 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6084 write_dependence_p, mems_in_disjoint_alias_sets_p,
6085 read_dependence, true_dependence, canon_true_dependence,
6086 anti_dependence, output_dependence): Constify.
6087 * combine.c (extended_count): Likewise.
6088 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6089 * cselib.c (get_value_hash, references_value_p,
6090 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6091 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6092 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6093 * function.c (contains, prologue_epilogue_contains,
6094 sibcall_epilogue_contains): Likewise.
6095 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6096 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6097 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6098 reg_or_subregno): Likewise.
6099 * recog.c (asm_noperands): Likewise.
6100 * reload1.c (function_invariant_p): Likewise.
6101 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6102 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6103 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6104 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6105 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6106 extended_count, prologue_epilogue_contains,
6107 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6108 canon_true_dependence, read_dependence, anti_dependence,
6109 output_dependence): Likewise.
6110 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6112 2007-07-30 Julian Brown <julian@codesourcery.com>
6114 * config/arm/neon.md (V_ext): New mode attribute.
6115 (neon_vget_lane<mode>): Replace with define_expand.
6116 (neon_vget_lane<mode>_sext_internal)
6117 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6118 and quad precision vectors.
6119 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6120 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6121 have typeless 32-bit result.
6123 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6126 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6128 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6129 use sizetype for rest.
6130 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6131 (aff_combination_convert): Don't convert rest for pointer types.
6133 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6135 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6137 * tree-ssa-alias.c: Add alloc-pool.h.
6138 (init_alias_info): Free alias_bitmap_obstack.
6139 (delete_alias_info): Call delete_mem_ref_stats.
6140 (get_mem_sym_stats_for): Use alloc_pool.
6141 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6142 (delete_mem_sym_stats): Removed.
6144 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6146 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6147 functions cannot be represented as classical distance vectors.
6149 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6151 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6152 * builtins.c (validate_arg, builtin_mathfn_code,
6153 validate_arglist): Likewise.
6154 * calls.c (call_expr_flags): Likewise.
6155 * combine.c (reg_nonzero_bits_for_combine,
6156 reg_num_sign_bit_copies_for_combine, get_last_value,
6157 reg_truncated_to_mode): Likewise.
6158 * emit-rtl.c (subreg_lowpart_p): Likewise.
6159 * expr.c (highest_pow2_factor_for_target,
6160 categorize_ctor_elements_1, categorize_ctor_elements,
6161 count_type_elements, contains_packed_reference,
6162 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6163 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6164 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6165 native_encode_int, native_encode_real, native_encode_complex,
6166 native_encode_vector, native_encode_expr, native_interpret_int,
6167 native_interpret_real, native_interpret_complex,
6168 native_interpret_vector, native_interpret_expr): Likewise.
6169 * function.c (use_register_for_decl): Likewise.
6170 * gimplify.c (get_name): Likewise.
6171 * langhooks-def.h (lhd_return_null_const_tree): New.
6172 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6173 * langhooks.c (lhd_return_null_const_tree): New.
6174 * langhooks.h (lang_get_callee_fndecl): Constify.
6175 * output.h (constructor_static_from_elts_p): Likewise.
6176 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6177 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6178 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6179 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6180 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6181 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6182 * rtlhooks-def.h (reg_nonzero_bits_general,
6183 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6185 * rtlhooks.c (reg_num_sign_bit_copies_general,
6186 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6188 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6189 * stor-layout.c (mode_for_size_tree): Likewise.
6190 * tree-ssa-loop-im.c (memref_eq): Likewise.
6191 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6192 * tree.c (contains_placeholder_p, type_list_equal,
6193 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6195 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6196 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6197 contains_placeholder_p, contains_packed_reference,
6198 get_callee_fndecl, operand_equal_for_phi_arg_p,
6199 warn_if_unused_value, is_body_block, native_encode_expr,
6200 native_interpret_expr, fold_convertible_p, operand_equal_p,
6201 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6202 validate_arglist, simple_cst_equal, type_list_equal,
6203 use_register_for_decl, call_expr_flags, get_name,
6204 highest_pow2_factor): Likewise.
6205 (const_call_expr_arg_iterator_d,
6206 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6207 first_const_call_expr_arg, more_const_call_expr_args_p,
6208 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6209 * varasm.c (constructor_static_from_elts_p): Constify.
6211 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6213 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6214 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6215 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6216 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6217 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6218 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6219 spelling conventions.
6220 * doc/invoke.texi: Follow spelling conventions.
6222 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6223 Revital Eres <eres@il.ibm.com>
6225 * modulo-sched.c (sms_schedule): Avoid loops which includes
6226 auto-increment instructions.
6228 2007-07-28 Richard Guenther <rguenther@suse.de>
6231 * fold-const.c (fold_cond_expr_with_comparison): Convert
6232 operand zero of MIN/MAX_EXPR to correct type.
6234 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6236 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6237 flags_from_decl_or_type): Constify.
6238 * gcc.c (do_spec_1): Likewise.
6239 * print-tree.c (dump_addr, print_node_brief): Likewise.
6240 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6241 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6242 tree_purge_all_dead_eh_edges): Likewise.
6243 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6244 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6246 * tree.c (expr_location, expr_has_location, expr_locus,
6247 expr_filename, expr_lineno, get_inner_array_type,
6248 fields_compatible_p): Likewise.
6249 * tree.h (get_inner_array_type, fields_compatible_p,
6250 expr_location, expr_has_location, expr_locus, expr_filename,
6251 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6252 setjmp_call_p, alloca_call_p): Likewise.
6254 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6256 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6257 TV_FLOW_INSENSITIVE.
6259 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6261 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6262 (compute_flow_insensitive_aliasing): Ditto for
6263 TV_FLOW_INSENSITIVE.
6265 2007-07-27 Jan Hubicka <jh@suse.cz>
6267 * config/i386/i386.c (register_move_cost): Remove accidentally
6268 comitted #if 0 block.
6270 * attribs.c: Include hashtab.h
6271 (attribute_hash): New.
6272 (substring): New structure.
6273 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6275 (init_attributes): Initialize attribute hash.
6276 (decl_attributes): Use attribute hash.
6277 * Makefile.in (attribs.c): Depend on hashtab.h.
6279 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6281 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6283 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6285 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6286 __mips_dspr2 and __mips_dsp_rev macros.
6287 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6289 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6291 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6293 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6297 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6298 and the updating of the live and do_not_gen sets.
6299 (df_note_bb_compute): Added updating of live and do_not_gen sets
6300 for regular defs so that the case of clobber inside conditional
6301 call is processed correctly.
6303 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6305 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6306 operands with compatible type.
6308 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6310 * expr.h (store_bit_field): Don't return a value.
6311 * expmed.c (check_predicate_volatile_ok): New function.
6312 (store_bit_field_1): New function, extracted from store_bit_field.
6313 Take a fallback_p argument and return true if the operation succeeded.
6314 Only use store_fixed_bit_field if fallback_p. Don't recompute
6315 mode_for_extraction; use op_mode instead. Try forcing memories
6316 into registers if the insv expander fails.
6317 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6318 Don't return a value.
6319 (convert_extracted_bit_field): New function, extracted from
6321 (extract_bit_field_1): Likewise. Take a fallback_p argument
6322 and return NULL if the operation succeeded. Only use
6323 extract_fixed_bit_field if fallback_p. Only calculate one
6324 extraction mode. Combine code for extv and extzv. Try forcing
6325 memories into registers if the ext(z)v expander fails.
6326 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6328 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6330 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6332 (df_ref): Likewise. Put regno with other integer fields.
6334 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6336 * df.h (df_mw_hardreg): Remove "loc" field.
6337 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6339 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6340 split out from df_set_unused_notes_for_mw. Return false for
6341 partial references. Assert that mw_reg is a REG when returning true.
6342 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6343 (df_whole_mw_reg_dead_p): New function, split out from
6344 df_set_dead_notes_for_mw. Return false for partial references.
6345 Assert that mw_reg is a REG when returning true.
6346 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6347 Remove redundant bitmap check.
6349 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6352 ($(T)crtend.o): Likwise.
6353 ($(T)crtbeginS.o): Likwise.
6354 ($(T)crtendS.o): Likwise.
6355 ($(T)crtfastmath.o): Likwise.
6357 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6359 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6360 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6361 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6362 and x_n_bbs_in_dom_tree fields.
6364 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6366 PR tree-optimization/32087
6367 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6368 Do not call scale_bbs_frequencies_int with prob of zero.
6370 2007-07-26 Julian Brown <julian@codesourcery.com>
6372 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6373 (neon_element_bits): Add prototypes.
6374 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6375 (neon_const_bounds, neon_element_bits): New functions.
6376 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6377 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6378 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6379 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6380 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6381 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6382 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6383 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6384 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6385 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6386 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6387 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6388 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6390 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6392 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6393 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6395 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6396 Julian Brown <julian@codesourcery.com>
6398 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6399 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6400 * config/arm/cortex-a8.md: New.
6401 * config/arm/cortex-a8-neon.md: New.
6402 * config/arm/neon-schedgen.ml: New.
6403 * config/arm/neon.md (vqh_mnem): New.
6405 (Is_float_mode): New.
6406 (Scalar_mul_8_16): New.
6408 (V_mode_nunits): New.
6409 (All instruction patterns): Annotate with neon_type attribute
6411 * config/arm/arm.md: Include cortex-a8.md.
6412 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6414 Annotate instruction patterns accordingly.
6415 (generic_sched): Do not use generic scheduling for Cortex-A8.
6416 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6418 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6420 * fold-const.c (fold_read_from_constant_string): Use
6422 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6424 2007-07-26 Nick Clifton <nickc@redhat.com>
6426 * tree-ssa-operands.h: Change copyright header to refer to version
6427 3 of the GNU General Public License and to point readers at the
6428 COPYING3 file and the FSF's license web page.
6429 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6430 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6431 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6432 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6433 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6434 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6435 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6436 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6437 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6438 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6439 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6440 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6441 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6442 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6443 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6444 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6445 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6446 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6447 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6448 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6449 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6450 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6451 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6452 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6453 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6454 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6455 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6456 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6457 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6458 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6459 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6460 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6461 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6462 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6463 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6464 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6465 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6466 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6467 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6468 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6469 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6470 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6471 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6472 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6473 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6474 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6475 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6476 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6477 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6478 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6479 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6480 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6481 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6482 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6483 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6484 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6485 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6486 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6487 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6488 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6489 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6490 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6491 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6492 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6493 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6494 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6495 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6496 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6497 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6498 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6499 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6500 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6501 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6502 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6503 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6504 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6505 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6506 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6507 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6508 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6509 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6510 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6511 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6512 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6513 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6514 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6515 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6516 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6517 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6518 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6519 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6520 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6521 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6522 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6523 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6524 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6525 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6526 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6527 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6528 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6529 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6530 convert.c, convert.h, langhooks-def.h, reload1.c,
6531 tree-ssa-operands.c: Likewise.
6533 2007-07-26 Jan Hubicka <jh@suse.cz>
6535 * tree-ssa-live.c: Include debug.h and flags.h.
6536 (mark_scope_block_unused): New function.
6537 (remove_unused_scope_block_p): New function.
6538 (remove_unused_locals): Remove unused blocks too.
6540 2007-07-25 Ian Lance Taylor <iant@google.com>
6542 * combine.c (combine_max_regno): Remove. Remove all uses.
6543 (struct reg_stat_struct): Rename from struct reg_stat.
6544 (reg_stat_type): Define, and declare VECs.
6545 (reg_stat): Change from pointer to VEC. Change all uses.
6546 (combine_split_insns): New static function.
6547 (try_combine, find_split_point): Call it instead of split_insns.
6549 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6551 * cfghooks.c (split_block): Fix the information about loop latch.
6553 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6555 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6557 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6559 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6560 Scan the new edge for loop exit info.
6562 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6564 * config/darwin.c: Include debug.h.
6566 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6569 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6571 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6573 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6574 (HARD_REGNO_MODE_OK): Ditto.
6575 (MODES_TIEABLE_P): Ditto.
6576 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6577 (CLASS_MAX_NREGS): Ditto.
6578 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6579 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6580 (divdf3_internal_thr): Removed.
6581 * config/ia64/div.md: New file.
6582 * config/ia64/constraints.md: Add H constraint.
6584 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6586 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6587 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6588 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6589 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6590 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6591 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6592 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6593 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6594 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6595 dump_sbitmap_file, debug_sbitmap, popcount_table,
6596 sbitmap_popcount): Constify.
6597 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6598 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6599 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6600 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6601 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6602 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6603 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6604 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6605 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6606 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6607 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6609 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6611 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6612 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6613 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6614 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6615 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6616 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6617 bitmap_intersect_p, bitmap_intersect_compl_p,
6618 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6619 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6621 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6622 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6623 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6624 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6625 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6626 debug_bitmap, debug_bitmap_file, bitmap_print,
6627 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6628 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6630 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6632 * config/darwin.c (darwin_override_options): Additional fix for
6633 debug info formats that don't support var tracking.
6635 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6637 * cselib.c (entry_and_rtx_equal_p): Constify.
6638 * gengtype.c (output_mangled_typename, write_types, write_local):
6640 * gengtype.h (const_type_p): New.
6641 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6643 * tlink.c (scan_linker_output): De-constify.
6644 * tree-ssa-loop-im.c (memref_eq): Constify.
6645 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6646 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6648 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6650 * c-common.c (fname_as_string, c_type_hash): Constify.
6651 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6652 * cgraph.c (edge_hash, edge_eq): Likewise.
6653 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6654 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6655 reg_attrs_htab_eq): Likewise.
6656 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6658 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6659 const_decl_t, const_state_t, const_automata_list_el_t): New.
6660 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6661 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6662 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6663 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6664 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6665 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6666 compare_max_occ_cycle_nums, out_state_arcs_num,
6667 compare_transition_els_num, units_cmp, state_reservs_cmp):
6669 * genmodes.c (cmp_modes): Likewise.
6670 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6671 * gimplify.c (compare_case_labels): Likewise.
6672 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6673 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6674 * matrix-reorg.c (mtt_info_hash): Likewise.
6675 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6676 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6677 (htab_hash_bucket, htab_hash_elem): Constify.
6678 * tree-browser.c (TB_parent_eq): Likewise.
6679 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6680 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6681 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6682 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6684 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6685 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6686 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6687 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6688 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6690 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6691 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6692 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6693 * tree-ssa-threadupdate.c (redirection_data_hash,
6694 redirection_data_eq): Likewise.
6695 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6696 * tree-ssa.c (var_ann_eq): Likewise.
6697 * tree-vrp.c (compare_case_labels): Likewise.
6698 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6699 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6700 tree_not_check_failed, tree_class_check_failed,
6701 tree_range_check_failed, tree_not_class_check_failed,
6702 omp_clause_check_failed, omp_clause_range_check_failed,
6703 tree_contains_struct_check_failed, tree_operand_check_failed):
6705 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6706 tree_not_check_failed, tree_class_check_failed,
6707 tree_range_check_failed, tree_not_class_check_failed,
6708 tree_operand_check_failed, omp_clause_operand_check_failed,
6709 tree_operand_length): Likewise.
6710 * var-tracking.c (const_variable): New.
6711 (variable_htab_hash, variable_htab_eq): Constify.
6712 * varasm.c (const_desc_hash): Likewise.
6714 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6716 * expr.c (handled_component_p): Constify.
6717 * fold-const.c (fit_double_type): Likewise.
6718 * real.h (real_value_from_int_cst): Likewise.
6719 * tree-flow-inline.h (gimple_in_ssa_p,
6720 gimple_aliases_computed_p, gimple_addressable_vars,
6721 gimple_call_clobbered_vars, gimple_referenced_vars,
6722 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6723 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6724 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6725 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6726 is_label_stmt, is_global_var, phi_ssa_name_p,
6727 factoring_name_p, is_call_clobbered, tree_common_ann,
6728 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6729 unmodifiable_var_p, array_ref_contains_indirect_ref,
6730 ref_contains_array_ref, lookup_subvars_for_var,
6731 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6732 gimple_mem_ref_stats): Likewise.
6733 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6734 may_aliases, is_exec_stmt, is_label_stmt,
6735 ref_contains_array_ref, array_ref_contains_indirect_ref,
6736 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6737 unmodifiable_var_p): Likewise.
6738 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6739 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6740 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6741 cst_and_fits_in_hwi, real_value_from_int_cst,
6742 build_real_from_int_cst, integer_zerop, integer_onep,
6743 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6744 tree_floor_log2, real_zerop, real_onep, real_twop,
6745 real_minus_onep, really_constant_p, purpose_member, chain_member,
6746 list_length, fields_length, int_size_in_bytes, bit_position,
6747 int_bit_position, byte_position, int_byte_position, expr_align,
6748 array_type_nelts, tree_node_structure,
6749 type_contains_placeholder_1, iterative_hash_pointer,
6750 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6751 tree_map_base_eq, type_hash_list, type_hash_eq,
6752 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6753 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6754 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6755 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6756 int_fits_type_p, get_containing_scope, decl_function_context,
6757 decl_type_context, omp_clause_operand_check_failed,
6758 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6759 * tree.h (omp_clause_operand_check_failed, tree_size,
6760 build_real_from_int_cst, array_type_nelts, purpose_member,
6761 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6762 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6763 is_attribute_p, check_qualified_type, expr_align,
6764 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6765 int_byte_position, list_length, fields_length, initializer_zerop,
6766 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6767 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6768 tree_node_structure, handled_component_p, get_containing_scope,
6769 decl_function_context, decl_type_context, real_zerop,
6770 type_num_arguments, fit_double_type, really_constant_p,
6771 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6772 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6773 real_twop, real_minus_onep, int_cst_value): Likewise.
6775 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6777 * cfglayout.c (insn_scope, insn_line): Constify.
6778 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6779 const_double_htab_hash, const_double_htab_eq,
6780 mem_attrs_htab_hash): Likewise.
6781 * loop-iv.c (biv_eq): Likewise.
6782 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6783 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6784 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6786 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6787 error_for_asm, warning_for_asm, _fatal_insn,
6788 _fatal_insn_not_found): Likewise.
6789 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6790 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6791 rtl_check_failed_type2, rtl_check_failed_code1,
6792 rtl_check_failed_code2, rtl_check_failed_code_mode,
6793 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6794 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6795 rtl_check_failed_type2, rtl_check_failed_code1,
6796 rtl_check_failed_code2, rtl_check_failed_code_mode,
6797 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6798 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6799 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6800 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6801 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6802 rtx_unstable_p, get_integer_term, get_related_value,
6803 offset_within_block_p, reg_mentioned_p, count_occurrences,
6804 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6805 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6806 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6807 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6808 find_constant_src, find_reg_fusage, find_regno_fusage,
6809 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6810 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6811 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6812 computed_jump_p, auto_inc_p, in_expr_list_p,
6813 remove_node_from_expr_list, loc_mentioned_in_p,
6814 label_is_jump_target_p, reversed_comparison_code_parts,
6815 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6816 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6817 print_inline_rtx): Likewise.
6818 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6819 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6820 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6821 get_integer_term, get_related_value, offset_within_block_p,
6822 count_occurrences, reg_mentioned_p, no_labels_between_p,
6823 reg_used_between_p, reg_referenced_p, single_set_2,
6824 multiple_sets, set_noop_p, refers_to_regno_p,
6825 reg_overlap_mentioned_p, dead_or_set_p,
6826 covers_regno_no_parallel_p, covers_regno_p,
6827 dead_or_set_regno_p, find_reg_note, find_regno_note,
6828 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6829 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6830 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6831 side_effects_p, may_trap_p_1, may_trap_p,
6832 may_trap_after_code_motion_p, may_trap_or_fault_p,
6833 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6834 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6835 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6836 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6837 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6839 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6840 warning_for_asm): Likewise.
6841 * tree.h (print_rtl): Likewise.
6842 * varasm.c (get_pool_mode): Likewise.
6844 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6846 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6847 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6848 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6849 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6850 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6851 * ddg.c (compare_sccs): Likewise.
6852 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6853 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6854 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6855 decimal_do_fix_trunc, decimal_real_to_integer,
6856 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6857 * dse.c (const_group_info_t): New.
6858 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6859 * dwarf2out.c (const_dw_die_ref): New.
6860 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6861 * tree-browser.c (TB_parent_eq): Likewise.
6862 * unwind-dw2-fde.c (__register_frame_info_bases,
6863 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6864 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6866 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6867 * unwind-dw2.c (uw_frame_state_for): Likewise.
6868 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6869 * value-prof.h (const_histogram_value): New.
6871 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6873 * config/mips/mips.c (machine_function): Add
6874 initialized_mips16_gp_pseudo_p.
6875 (mips16_gp_pseudo_reg): Do not emit the initialization of
6876 mips16_gp_pseudo_rtx when being called from the gimple cost-
6877 calculation routines; emit it on the first use outside those
6880 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6882 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6885 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6886 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6887 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6888 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6889 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6890 Preserve const-ness of parameters through use of __typeof(),
6891 also constify and tidy.
6893 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6894 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6895 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6896 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6897 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6898 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6899 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6900 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6901 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6903 2007-07-25 Julian Brown <julian@codesourcery.com>
6904 Mark Shinwell <shinwell@codesourcery.com>
6906 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6907 (alpha_mangle_type): This.
6908 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6909 (TARGET_MANGLE_TYPE): Define this instead.
6910 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6911 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6912 (arm_init_neon_builtins): Fix comment.
6913 (arm_mangle_map_entry): New.
6914 (arm_mangle_map): New.
6915 (arm_mangle_type): New.
6916 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6917 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6918 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6919 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6920 (TARGET_MANGLE_TYPE): Define this instead.
6921 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6922 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6923 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6924 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6925 (TARGET_MANGLE_TYPE): Define this instead.
6926 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6928 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6929 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6930 (TARGET_MANGLE_TYPE): Define this instead.
6931 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6932 (s390_mangle_type): This.
6933 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6934 (TARGET_MANGLE_TYPE): Define this instead.
6935 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6936 (sparc_mangle_type): This.
6937 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6938 (TARGET_MANGLE_TYPE): Define this instead.
6939 * cp/mangle.c (write_type): Call mangle_type target hook on all
6940 types before mangling. Use original type, not main variant, as
6942 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6943 (TARGET_MANGLE_TYPE): This.
6944 * target.h (gcc_target): Rename mangle_fundamental_type to
6946 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6947 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6949 2007-07-25 Julian Brown <julian@codesourcery.com>
6950 Paul Brook <paul@codesourcery.com>
6951 Joseph Myers <joseph@codesourcery.com>
6952 Mark Shinwell <shinwell@codesourcery.com>
6954 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6955 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6956 (with_fpu): Allow --with-fpu=neon.
6957 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6958 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6959 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6960 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6961 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6962 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6963 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6964 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6965 (output_move_neon): Add prototypes.
6966 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6967 (all_fpus): Add FPUTYPE_NEON.
6968 (fp_model_for_fpu): Add NEON field.
6969 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6970 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6972 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6974 (thumb2_legitimate_address_p): Likewise.
6975 (neon_valid_immediate): Recognize and prepare constants suitable for
6977 (neon_immediate_valid_for_move): New function. Recognize and prepare
6978 immediates for NEON move instructions.
6979 (neon_immediate_valid_for_logic): New function. Recognize and
6980 prepare immediates for NEON logic instructions.
6981 (neon_output_logic_immediate): New function. Create asm string
6982 suitable for outputting immediate logic instructions.
6983 (neon_pairwise_reduce): New function. Implement reduction using
6984 pairwise operations.
6985 (neon_expand_vector_init): New function. Expand a (possibly
6986 non-constant) vector initialization.
6987 (neon_vector_mem_operand): New function. Memory operands supported
6988 for quad-word loads/stores to/from ARM or NEON registers. Don't
6989 allow base+offset addressing for core regs.
6990 (neon_struct_mem_operand): New function. Valid mems for NEON
6992 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6993 from neon_vector_mem_operand addresses without a secondary register.
6994 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6995 (add_minipool_backward_ref): Likewise.
6996 (dump_minipool): Likewise.
6997 (push_minipool_fix): Likewise.
6998 (output_move_quad): New function. Output quad-word moves, loads and
6999 stores using ARM registers.
7000 (output_move_vfp): Add support for vectors in VFP (NEON) D
7002 (output_move_neon): Output a NEON load/store to/from a quadword
7004 (arm_print_operand): Implement new codes:
7005 - 'c' for unadorned integers (without a # sign).
7006 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
7008 - 'e', 'f' for the low and high D parts of a NEON Q register.
7009 - 'q' outputs a NEON Q register.
7010 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
7011 - 'T' prints NEON opcode features from a coded bitmask.
7012 - 'F' is similar to T, but signed/unsigned codes both print as
7014 - 't' is similar to T, but 'u' is printed instead of 'p'.
7015 - 'O' prints 'r' if NEON instruction should perform rounding (as
7016 specified by bitmask), else prints nothing.
7017 - '#' is a punctuation character to stop operand numbers from
7018 running together with following digits in the assembler
7019 strings for instructions (when using mode attributes).
7020 (arm_assemble_integer): Handle extra NEON vector modes. Permute
7021 constant vectors in big-endian mode, where necessary.
7022 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
7023 Handle EI, OI, CI, XI modes.
7024 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
7025 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
7026 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
7027 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
7028 (neon_builtin_type_bits): Add enumeration, one bit for each vector
7030 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
7031 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
7032 to turn v8qi, etc. into bits defined above.
7033 (neon_itype): New enumeration. Classifications of NEON builtins.
7034 (neon_builtin_datum): Define struct. Contains information about
7035 a single builtin (with multiple modes).
7036 (CF): Define helper macro for...
7037 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
7039 (neon_builtin_data): New array. Define information about builtins
7040 for use during initialization/expansion.
7041 (arm_init_neon_builtins): New function.
7042 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
7044 (neon_builtin_compare): New function.
7045 (locate_neon_builtin_icode): New function. Find an insn code for a
7046 builtin given a function code for that builtin. Also return type of
7047 builtin (NEON_BINOP, NEON_UNOP etc.).
7048 (builtin_arg): New enumeration. Types of arguments for builtins.
7049 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
7050 Takes a variable argument list of builtin_arg types, terminated by
7052 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
7053 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
7054 (neon_emit_pair_result_insn): New function. Support returning pairs
7055 of vectors via a pointer.
7056 (neon_disambiguate_copy): New function. Set up operands for a
7057 multi-word copy such that registers do not get clobbered.
7058 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
7059 ARM_BUILTIN_NEON_BASE.
7060 (arm_file_start): Set float-abi attribute for NEON.
7061 (arm_vector_mode_supported_p): Enable NEON vector modes.
7062 (arm_mangle_map_entry): New.
7063 (arm_mangle_map): New.
7064 (arm_mangle_vector_type): New.
7065 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
7067 (TARGET_NEON): New macro. Target supports NEON.
7068 (fputype): Add FPUTYPE_NEON.
7069 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
7070 for vectorization based on command-line arg.
7071 (NEON_REGNO_OK_FOR_NREGS): Define.
7072 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7073 (VALID_NEON_STRUCT_MODE): Define.
7074 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7075 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7076 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7077 (consttable_16): Add pattern for outputting 16-byte minipool
7079 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7081 (vec-common.md, neon.md): Include md files.
7082 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7083 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7084 (memory_constraint "Ut", "Un", "Us"): Define.
7085 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7086 (MMX_char): New mode attribute.
7087 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7088 (*add<mode>3_iwmmxt): New insn pattern.
7089 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7090 (*sub<mode>3_iwmmxt): New insn pattern.
7091 (mulv4hi3): Rename to...
7092 (*mulv4hi3_iwmmxt): This.
7093 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7094 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7095 (uminv4hi3, uminv2si3): Remove. Replace with...
7096 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7097 (*umin<mode>3_iwmmxt): These.
7098 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7099 (ashr<mode>3_iwmmxt): This new pattern.
7100 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7101 (lshr<mode>3_iwmmxt): This new pattern.
7102 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7103 (ashl<mode>3_iwmmxt): This new pattern.
7104 * config/arm/neon-docgen.ml: New file. Generate documentation for
7106 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7107 * config/arm/arm_neon.h: New (autogenerated).
7108 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7110 * config/arm/neon.md: New file. Define NEON instructions.
7111 * config/arm/neon.ml: New file. Abstract description of NEON
7112 instructions, used to generate arm_neon.h header, documentation and
7114 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7115 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7117 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7119 (ARM NEON Intrinsics): New subsection.
7120 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7122 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7124 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7127 2007-07-24 Jan Hubicka <jh@suse.cz>
7129 * regclass.c (move_table): New type.
7130 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7131 (init_move_cost): Break out from ...
7132 (init_reg_sets_1): ... here; simplify computation of
7133 have_regs-of_mode and contains_reg_of_mode.
7134 (record_reg_classes): Unswitch internal loops.
7135 (copy_cost): Trigger lazy initialization of move cost
7136 (record_address_regs): Likewise.
7138 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7140 * config/darwin.c (darwin_override_options): Don't force on
7141 flag_var_tracking_uninit when no debug info is requested.
7143 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7145 * cfgloop.c (init_loops_structure): New function.
7146 (flow_loops_find): Create root of the loop tree unconditionally.
7148 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7150 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7152 2007-07-24 Jan Hubicka <jh@suse.cz>
7154 * caller-save.c: Include ggc.h, gt-caller-save.h
7155 (reg_save_code, reg_restore_code): Rename to ...
7156 (cached_reg_save_code, cached_reg_restore_code): ... those.
7157 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7158 (reg_save_code, reg_restore_code): New functions.
7159 (init_caller_save): Do not intialize
7160 reg_save_code/reg_restore_code tables.
7161 * Makefile.in: (gt-caller-save.h): New.
7163 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7165 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7166 with the mode of the original operand instead of
7169 2007-07-23 Jan Hubicka <jH@suse.cz>
7171 * i386.c (ix86_secondary_memory_needed): Break out to...
7172 (inline_secondary_memory_needed): ... here.
7173 (ix86_memory_move_cost): Break out to ...
7174 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7175 maximum of input and output; fix handling of Q_REGS on 64bit.
7176 (ix86_secondary_memory_needed): Microoptimize.
7178 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7180 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7181 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7182 stmts_from_loop, known_dependences_p, build_rdg): New.
7183 * tree-data-ref.h: Depends on graphds.h.
7184 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7185 (build_rdg): Declared.
7186 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7188 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7190 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7193 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7194 Jakub Jelinek <jakub@redhat.com>
7196 PR middle-end/PR28690
7197 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7199 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7200 and MEM_POINTER operands over REG and MEM operands.
7201 (swap_commutative_operands_p): Change return value to bool.
7202 * rtl.h: Update the corresponding prototype.
7203 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7204 instead of gen_rtx_PLUS.
7205 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7206 value to bool. Change function arguments to rtx's and update code
7208 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7209 calls to match the new declaration.
7210 * simplify-rtx.c (simplify_associative_operation): Don't
7211 reorder simplify_binary_operation arguments.
7213 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7215 * config/mips/mips.c (override_options): Use mips_costs to derive
7216 the default branch cost.
7217 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7219 * config/mips/mips.opt (mbranch-cost=): New option.
7220 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7222 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7224 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7225 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7226 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7227 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7229 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7231 * config/mips/constraints.md (ks): New constraint.
7232 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7233 (*add<mode>3_mips16): ...here.
7235 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7237 * optabs.h (enum optab_index): Add new OTI_signbit.
7238 (signbit_optab): Define corresponding macro.
7239 (enum insn_code signbit_optab[]): Remove array.
7240 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7241 (expand_copysign_absneg): If back end provides signbit insn, use it
7242 instead of bit operations on floating point argument.
7243 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7244 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7245 for availability of signbit insn.
7247 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7248 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7249 SSE mode is not active.
7250 (isinf<mode>2): Disable for mfpmath=sse,387.
7252 2007-07-22 Ben Elliston <bje@au.ibm.com>
7254 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7256 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7258 2007-07-20 Richard Guenther <rguenther@suse.de>
7260 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7261 integral typed condition.
7262 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7263 booleanness. Only preserve conversions from a non-base
7264 type to a base type, not in general between types with
7265 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7266 * tree.def (COND_EXPR): Document that the condition
7267 can be of any integral type.
7269 2007-07-20 Nigel Stephens <nigel@mips.com>
7270 Richard Sandiford <richard@codesourcery.com>
7272 * config/mips/mips.h (mips_dwarf_regno): Declare.
7273 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7274 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7275 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7276 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7277 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7278 (REG_CLASS_NAMES): Update accordingly.
7279 * config/mips/mips.c (mips_dwarf_regno): New array.
7280 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7281 (mips_subword): Remove special handling for accumulator registers.
7282 (override_options): Initiailize mips_dwarf_regno. Remove use
7284 (mips_swap_registers): New function.
7285 (mips_conditional_register_usage): Swap accumulator registers
7286 around if TARGET_LITTLE_ENDIAN.
7287 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7288 * config/mips/constraints.md (h, l): Use the endianness to choose
7289 between MD0_REG and MD1_REG.
7290 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7291 alternative-dependent template.
7293 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7295 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7298 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7300 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7301 predecessor fallthru flags.
7303 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7305 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7306 of compare to the same type.
7307 * cfgloopmanip.c (add_loop): Update information about loop exits.
7308 (loop_version): Remove the innermost loop requirement.
7309 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7310 to sizetype for pointers.
7312 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7314 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7315 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7316 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7318 * config/dfp-bit.c: Empty for TFmode conversions.
7320 2007-07-18 Caroline Tice <ctice@apple.com>
7322 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7323 and handle them correctly; check that src is not NULL before
7325 (find_src_set_src): Likewise.
7327 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7329 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7330 (struct alignment_context, init_alignment_context): New.
7331 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7332 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7333 (XCHAL_HAVE_S32C1I): Likewise.
7334 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7335 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7336 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7337 (ATOMIC, HQI): New macros.
7338 (memory_barrier, *memory_barrier): New.
7339 (sync_lock_releasesi): New.
7340 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7341 (sync_lock_test_and_set<mode>): New.
7342 (sync_<atomic><mode>): New.
7343 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7344 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7345 (xtensa_expand_atomic): New.
7347 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7351 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7352 transformation for builtin ISNORMAL.
7353 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7354 * builtins.def (BUILT_IN_ISNORMAL): New.
7355 * doc/extend.texi: Document isnormal.
7357 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7361 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7362 optabs infrastructure. Provide generic implementation for
7364 (expand_builtin): Handle FINITE/ISFINITE.
7365 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7366 (fold_builtin_1): Likewise.
7368 * builtins.def (BUILT_IN_ISFINITE): New.
7370 * doc/extend.texi: Document isfinite.
7372 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7377 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7378 generic fallback for isinf.
7379 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7380 calculation code ...
7381 * real.c (get_max_float): ... to here.
7382 * real.h (get_max_float): New.
7384 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7388 * builtin-attrs.def (ATTR_TYPEGENERIC,
7389 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7391 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7392 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7393 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7394 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7396 * c-common.c (handle_type_generic_attribute): New.
7397 (c_common_attribute_table): Add "type generic".
7399 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7401 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7403 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7404 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7407 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7410 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7411 checking that the operand is an expression.
7413 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7414 Danny Smith <dannysmith@users.sourceforge.net>
7417 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7418 file mapping object in local namespace if Windows version later
7421 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7423 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7424 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7425 arm_cannot_force_const_mem.
7426 (arm_cannot_force_const_mem): New function.
7427 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7428 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7429 of arm_tls_referenced_p.
7430 * config/arm/arm.md (movsi): Split out-of-section constants when
7431 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7432 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7434 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7436 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7438 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7440 * config/mips/mips.md (*extendqihi2): Convert the destination
7443 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7445 * config/pa/fptr.c: Update license header.
7446 * config/pa/milli64.S: Likewise.
7448 2007-07-17 Nick Clifton <nickc@redhat.com>
7450 * COPYING_v3: New file. Contains version 3 of the GNU General
7452 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7453 Lesser General Public License.
7454 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7455 the GNU General Public License.
7457 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7459 PR rtl-optimization/32773
7460 * cfglayout.c (force_one_exit_fallthru): New function.
7461 (cfg_layout_finalize): Use it.
7463 2007-07-16 Richard Guenther <rguenther@suse.de>
7464 Uros Bizjak <ubizjak@gmail.com>
7466 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7467 before forcing it to gimple operand.
7469 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7470 David Ung <davidu@mips.com>
7472 * config/mips/mips.h (TUNE_24K): Define.
7473 (TUNE_MACC_CHAINS): Add TUNE_24K.
7474 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7476 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7477 (r74k_int_madd): .. this new reservation.
7478 (define_bypass): Fixed bypasses for r74k_int_madd to use
7480 * config/mips/24k.md (define_bypass): Define new
7481 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7483 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7484 Nigel Stephens <nigel@mips.com>
7486 * config/mips/mips.md: Include 20kc.md.
7487 * config/mips/20kc.md: New file.
7488 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7489 (mips_adjust_cost): Tweak for 20Kc.
7490 (mips_issue_rate): Likewise.
7491 * config/mips/mips.h (TUNE_20KC): Define.
7493 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7495 * config/rs6000/rs6000.c (struct processor_cost): Add
7496 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7498 (*_cost): Add cache information.
7499 (rs6000_override_options): Set cache parameters.
7501 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7504 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7505 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7507 2007-07-16 Paul Brook <paul@codesourcery.com>
7510 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7511 (cirrus_thumb2_movsi_insn): Ditto.
7513 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7515 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7518 2007-07-15 Andrew Haley <aph@redhat.com>
7520 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7521 before looking in the context.
7523 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7527 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7528 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7529 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7530 (pa_output_function_prologue): Use rp_saved and
7531 current_function_is_leaf to generate .CALLINFO statement.
7532 (hppa_expand_prologue): Set rp_saved.
7533 (hppa_expand_epilogue): Use rp_saved.
7534 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7535 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7537 2007-07-14 Dirk Mueller <dmueller@suse.de>
7539 * omega.c (coalesce): Fix memory leak on early exit.
7540 * matrix-reorg.c (check_allocation_function): Likewise.
7541 * tree-vect-transform.c (vect_get_new_vect_var): free result
7543 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7544 pass pointer to edge vector
7545 (partition_hot_cold_basic_blocks): Fix memory leak.
7546 * collect2.c (prefix_from_string): Free temporary storage.
7547 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7549 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7551 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7552 (DO_GLOBAL_DTORS_BODY): Likewise.
7554 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7555 Nigel Stephens <nigel@mips.com>
7557 * config/mips/mips.c (mips_classify_symbol): Don't return
7558 SYMBOL_SMALL_DATA for constant pool addresses if
7559 TARGET_EMBEDDED_DATA is true.
7561 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7563 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7564 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7565 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7566 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7567 __builtin_ia32_storehps, __builtin_ia32_storelps,
7568 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7569 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7570 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7571 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7572 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7573 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7574 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7575 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7576 using def_builtin_const.
7578 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7580 PR tree-optimization/32705
7581 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7582 (simplify_binary_expression): Use SSA_VAL consistently.
7584 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7586 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7587 (SPEFSCR_REGNO): Delete definition.
7588 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7589 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7590 * config/rs6000/rs6000.h: Do not define *_REGNO.
7591 LINK_REGISTER_REGNUM -> LR_REGNO.
7592 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7593 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7594 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7595 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7596 R_VRSAVE, R_VSCR. Use them.
7597 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7598 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7599 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7600 * config/rs6000/aix.h: Define R_LR. Use it.
7602 2007-07-13 Caroline Tice <ctice@apple.com>
7604 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7605 flag_var_tracking is explicitly turned off (i.e. when variable
7606 tracking is not feasible); otherwise, turn flag_var_tracking on when
7607 flag_var_tracking_uninit is on.
7608 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7609 note definitions, to allow recording of initialization status in the
7611 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7612 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7613 determine if two note locations are equal.
7614 (output_loc_list): Don't output list entries whose start & end labels
7616 (reg_loc_descriptor): Add parameter for initialization status; pass it
7617 to other loc descriptor functions.
7618 (one_reg_loc_descriptor): Add parameter for initialization status;
7619 check its value and add DW_OP_GNU_uninit to returned loc descr if
7621 (multiple_reg_loc_descriptor): Add parameter for initialization
7623 pass init status argument to other loc descriptor functions; check
7624 value of intialization parameter and add DW_OP_GNU_uninit to returned
7625 loc descr if appropriate.
7626 (based_loc_descr): Add parameter for initialization status; add new
7627 variable for return value; check value of initialization parameter and
7628 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7629 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7630 pass init status argument to other loc descriptor functions; check
7631 value of intialization parameter and add DW_OP_GNU_uninit to returned
7632 loc descr if appropriate.
7633 (mem_loc_descriptor): Likewise.
7634 (concat_loc_descriptor): Likewise.
7635 (concatn_loc_descriptor): Likewise.
7636 (loc_descriptor): Add parameter for initialization status; pass it as
7637 argument to other loc descriptor function calls.
7638 (loc_descriptor_from_tree_1): Add appropriate initialization status
7639 to loc descriptor function calls.
7640 (add_location_or_const_value_attribute): Get initialization status
7641 from VAR_LOCATION note; add initialization status to loc descriptor
7643 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7644 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7645 status is uninitialized, add "[uninint]" to output.
7646 * common.opt (fvar-tracking-uninit): New option, similar to
7647 fvar-tracking, to turn on tracking of uninitialized variables; creates
7648 a new global flag, flag_var_tracking_uninit.
7649 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7650 (enum var_init_status): New type, for var initialization status field.
7651 * var-tracking.c (struct location_chain_def): Two new fields, init,
7652 for initialization status, and set_src for the assignment value expr.
7653 (unshare_variable): New parameter for initialization status;
7654 initialize new init and set_src fields.
7655 (var_reg_set): New parameters for initialization status and value;
7656 pass them to set_variable_part.
7657 (var_mem_set): Likewise.
7658 (get_init_value): New function.
7659 (var_reg_delete_and_set): New initialization status & value
7660 parameters; add call to get_init_value if status is unknown; pass new
7661 parameters to clobber_variable_part and var_reg_set.
7662 (var_mem_delete_and_set): Likewise.
7663 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7664 (var_mem_delete): Likewise.
7665 (variable_union): Pass status to unshare_variable; initialize new init
7666 and set_src fields. If flag_var_tracking_uninit is not set, force
7667 status to initialized.
7668 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7669 used later to get the set_src value.
7670 (find_src_status): New function.
7671 (find_src_set_src): New function.
7672 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7673 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7674 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7675 and var_mem_delete_and_set.
7676 (dump_variable): Print out "[uninit]" if appropriate.
7677 (set_variable_part): Add new initialization and set_src parameters;
7678 pass status to unshare_variable; set node->init and node- >set_src
7679 fields and modify slot in hash table appropriately; save the init and
7680 set_src values if appropriate and assign to the new node.
7681 (clobber_variable_part): New set_src parameter; if two nodes have
7682 same variable and same location but different set_src (assignment)
7683 values, clobber old node.
7684 (delete_variable_part): Pass init status to unshare_variable.
7685 (emit_note_insn_var_location): Add initialized var; assign var's init
7686 status to new 'initialized'; pass new init status field to calls to
7687 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7688 status to initialized.
7689 (emit_notes_in_bb): Pass initialization status to calls to
7690 var_reg_set, var_mem_set, var_reg_delete_and_set and
7691 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7692 var_reg_delete_and_set and var_mem_delete_and_set; call
7693 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7694 make up for change in add_stores.
7695 (vt_add_function_parameters): Add status to calls to
7697 * config/darwin.c (darwin_override_options): Turn on uninitialized
7698 tracking automatically, if var_tracking is on and the system is
7701 2007-07-13 Sa Liu <saliu@de.ibm.com>
7703 * config.gcc: Add options for arch and tune on SPU.
7704 * config/spu/predicates.md: Add constant operands 0 and 1.
7705 * config/spu/spu-builtins.def: Add builtins for double precision
7706 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7707 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7709 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7711 * config/spu/spu-protos.h: Add new function prototypes.
7712 * config/spu/spu.c (spu_override_options): Check options -march and
7714 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7715 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7717 (spu_const_from_int): New. Create a vector constant from 4 ints.
7718 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7719 (spu_emit_vector_compare): New. Emit vector compare.
7720 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7721 * config/spu/spu.h: Add options -march and -mtune. Define processor
7722 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7723 CANONICALIZE_COMPARISON.
7724 * config/spu/spu.md: Add new insns for double precision compare
7725 and double precision vector compare. Add vcond and smax/smin patterns
7726 to enable DFmode vector conditional expression.
7727 * config/spu/spu.opt: Add options -march and -mtune.
7728 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7729 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7730 both CELL and CELLEDP targets: spu_testsv.
7731 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7734 2007-07-13 Richard Guenther <rguenther@suse.de>
7736 PR tree-optimization/32721
7737 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7738 TREE_THIS_VOLATILE on the folded reference.
7739 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7740 if the array reference has TREE_THIS_VOLATILE set.
7742 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7745 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7747 2007-07-13 Andreas Schwab <schwab@suse.de>
7749 * gengtype-lex.l: Allow declarations to be indented.
7751 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7753 * ginclude/tgmath.h: New.
7754 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7755 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7756 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7757 * configure: Regenerate.
7759 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7761 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7762 correct index when setting register save state for xd
7765 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7767 * config/sh/sh.c (mark_use): Remove.
7769 2007-07-12 Paul Brook <paul@codesourcery.com>
7771 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7772 reg does not overlap return value.
7774 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7776 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7777 (set_expression_vuses): Ditto.
7778 (init_pre): Initialize expression_vuses.
7780 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7782 * config/i386/sse.md (storentdf, storentsf): New.
7784 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7786 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7788 * tree.c (build_decl_stat): Move code from here...
7789 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7790 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7791 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7792 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7793 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7796 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7797 Devang Patel <dpatel@apple.com>
7799 PR tree-optimization/25413
7800 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7801 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7802 * tree.h (contains_packed_reference): New.
7803 * expr.c (contains_packed_reference): New.
7804 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7805 (vect_enhance_data_refs_alignment): Call
7806 vector_alignment_reachable_p.
7807 * target.h (vector_alignment_reachable): New builtin.
7808 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7809 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7810 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7812 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7814 * target.h (builtin_vectorization_cost): Add new target builtin.
7815 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7816 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7817 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7818 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7819 uninitialized variables.
7820 * tree-vect-transform.c (cost_for_stmt): New function.
7821 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7822 using cost 1 for all scalar stmts. Be less conservative when
7823 estimating the number of prologue/epulogue iterations. Call
7824 targetm.vectorize.builtin_vectorization_cost. Return
7825 min_profitable_iters-1.
7826 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7827 initialization cost instead of TARG_VEC_STMT_COST. Use
7828 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7829 epilogue code. Fix epilogue cost computation.
7830 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7831 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7832 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7833 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7834 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7835 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7837 2007-07-12 Richard Guenther <rguenther@suse.de>
7839 * gimplify.c (gimplify_conversion): Make sure that the result
7840 from maybe_fold_offset_to_reference is trivially convertible
7841 to the desired type before doing the simplification.
7842 (gimplify_expr): Likewise.
7843 * fold-const.c (fold_binary): Use the correct types for
7844 building the simplified expression.
7846 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7848 PR rtl-optimization/32729
7849 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7850 that fallthru to exit.
7852 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7854 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7855 (symDTPOFF2reg): Likewise.
7857 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7859 PR tree-optimization/32663
7861 * tree.h (VALUE_HANDLE_VUSES): Remove.
7862 (struct tree_value_handle): Remove vuses.
7864 * tree-vn.c (create_value_handle_for_expr): Don't set
7867 * tree-ssa-pre.c (expression_vuses): New.
7868 (alloc_expression_id): Set up expression_vuses.
7869 (get_expression_vuses): New.
7870 (set_expression_vuses): Ditto.
7871 (clear_expression_ids): Modify for expression_vuses.
7872 (phi_translate_1): Ditto.
7873 (phi_translate_set): Ditto.
7874 (value_dies_in_block_x): Ditto
7875 (valid_in_sets): Ditto.
7876 (add_to_sets): Ditto.
7877 (find_existing_value_expr): Ditto.
7878 (create_value_handle_for_expr): Ditto.
7879 (make_values_for_stmt): Ditto.
7880 (vuse_equiv): Remove.
7882 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7884 * Makefile.in (mostlyclean): Remove object files.
7886 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7888 * toplev.c (no_new_pseudos): Deleted.
7889 * rtl.h (no_new_pseudos): Deleted.
7890 * tree-pass.h (pass_no_new_pseudos): Deleted.
7891 * passes.c (pass_no_new_pseudos): Deleted.
7892 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7893 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7894 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7896 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7897 * rtlhooks.c (gen_lowpart_general): Ditto.
7898 * optabs.c (prepare_operand): Ditto.
7899 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7901 * modulo-sched.c (rest_of_handle_sms): Ditto.
7902 * see.c (rest_of_handle_see): Ditto.
7903 * ifcvt.c (if_convert): Ditto.
7904 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7906 * init-regs.c (gate_initialize_regs): Deleted set of
7908 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7909 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7910 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7912 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7915 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7916 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7917 (*vec_extractv2di_1_rex64): New insn pattern.
7919 2007-07-11 David Daney <ddaney@avtrex.com>
7921 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7922 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7923 for SIGNAL_UNWIND_RETURN_COLUMN.
7924 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7925 (DWARF_FRAME_REGNUM): Rewrite.
7926 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7928 2007-07-11 Nick Clifton <nickc@redhat.com>
7930 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7931 delta and use gen_int_mode in place of GET_INT instead.
7933 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7935 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7938 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7940 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7941 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7943 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7944 (USE_CANONICAL_TYPES): New.
7945 * doc/invoke.texi (verify-canonical-types): Remove.
7946 (use-canonical-types): Add.
7948 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7950 * config/spu/spu.c (spu_optimization_options): Remove setting of
7951 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7952 (spu_override_options): Move it here.
7954 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7956 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7957 * config/mips/mips.c (mips_cpu_info_table): Mention
7958 MIPS_ISA_LEVEL_SPEC in the comment.
7960 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7962 PR tree-optimization/32713
7963 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7965 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7968 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7969 conditional to flag_isoc99.
7970 (c_common_init_options): Do it here, unconditionally.
7972 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7974 PR tree-optimization/32589
7975 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7976 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7977 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7978 predicate, extracted from...
7979 (set_rhs): ...here. Call it for the expression on entry.
7980 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7981 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7982 (simplify_binary_expression): Use valid_gimple_expression_p
7983 to validate the simplification.
7984 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7986 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7988 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7989 DWARF2_DEBUG on 32 bit target too.
7990 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7992 2007-07-11 Nick Clifton <nickc@redhat.com>
7994 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7995 version for 64-bit hosts.
7997 2007-07-10 David Daney <ddaney@avtrex.com>
7999 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
8001 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
8003 * config/mips/mips.c (mips_expand_synci_loop): New function.
8004 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
8005 (UNSPEC_RDHWR): Same.
8006 (UNSPEC_SYNCI): Same.
8007 (UNSPEC_SYNC): Same.
8008 (clear_cache): New expand.
8012 (clear_hazard): Same.
8013 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
8015 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
8016 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
8018 2007-07-10 Ian Lance Taylor <iant@google.com>
8020 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
8023 2007-07-10 David Daney <ddaney@avtrex.com>
8025 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
8026 * builtins.c (expand_builtin___clear_cache): New function.
8027 (expand_builtin): Call expand_builtin___clear_cache for
8028 BUILT_IN_CLEAR_CACHE case.
8029 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
8030 * doc/md.texi (clear_cache): Document new instruction pattern.
8031 * testsuite/gcc.dg/builtins-64.c: New test.
8033 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
8035 * config/cris/cris.md ("movsi"): Fix typo in last change.
8037 2007-07-09 Geoffrey Keating <geoffk@apple.com>
8040 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
8042 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
8043 * varasm.c (assemble_start_function): Honor DECL_ALIGN
8044 for FUNCTION_DECLs. Don't use align_functions_log if
8046 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
8047 even for FUNCTION_DECLs.
8048 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
8050 * tree.h (DECL_ALIGN): Update for new location of 'align'.
8051 (DECL_FUNCTION_CODE): Update for new location and name of
8053 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
8054 (struct tree_decl_common): Move 'align' and 'off_align' out
8055 of union, ensure they're still on a 32-bit boundary. Remove
8056 other fields in union 'u1'.
8057 (struct tree_function_decl): Add field 'function_code' replacing
8058 'u1.f' in tree_decl_common.
8059 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
8060 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
8061 (Variable Attributes): Cross-reference 'aligned' attribute
8062 to Function Attributes.
8063 * flags.h (force_align_functions_log): Delete.
8064 * toplev.c (force_align_functions_log): Delete.
8066 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
8070 (*vec_concatv2di_rex): New insn pattern.
8072 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8075 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8077 2007-07-10 Ian Lance Taylor <iant@google.com>
8079 Replace no_new_pseudos in backends.
8080 * rtl.h (can_create_pseudo_p): Define.
8081 * config/darwin.c (machopic_indirect_data_reference): Use
8082 can_create_pseudo_p () instead of no_new_pseudos.
8083 (machopic_indirect_data_reference): Likewise.
8084 (machopic_legitimize_pic_address): Likewise.
8085 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8086 (alpha_emit_set_const_1): Likewise.
8087 (alpha_emit_set_const): Likewise.
8088 (alpha_emit_conditional_move): Likewise.
8089 (alpha_split_conditional_move): Likewise.
8090 * config/alpha/alpha.md (various splitters): Likewise.
8092 * config/arm/arm.c (legitimize_pic_address): Likewise.
8093 (arm_load_pic_register): Likewise.
8094 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8095 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8096 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8097 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8098 * config/cris/cris.md (movsi): Likewise.
8099 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8100 (symGOTOFF2reg_hilo): Likewise.
8101 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8102 * config/h8300/h8300.md (insv, extzv): Likewise.
8103 * config/i386/i386.c (ix86_expand_move): Likewise.
8104 (ix86_expand_vector_move): Likewise.
8105 (ix86_prepare_fp_compare_args): Likewise.
8106 (ix86_expand_carry_flag_compare): Likewise.
8107 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8108 (tls_dynamic_gnu2_combine_32): Likewise.
8109 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8110 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8111 (ia64_expand_movxf_movrf): Likewise.
8112 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8113 (m32c_split_move): Likewise.
8114 (m32c_expand_insv): Likewise.
8115 * config/m68k/m68k.md (movsi): Likewise.
8116 * config/mips/mips.c (mips_force_temporary): Likewise.
8117 (mips_split_symbol): Likewise.
8118 (mips_move_integer): Likewise.
8119 (mips_legitimize_const_move): Likewise.
8120 * config/mn10300/mn10300.md (movsi): Likewise.
8121 * config/pa/pa.c (emit_move_sequence): Likewise.
8122 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8123 (rs6000_got_register): Likewise.
8124 (create_TOC_reference): Likewise.
8125 (rs6000_machopic_legitimize_pic_address): Likewise.
8126 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8127 (various splitters): Likewise.
8128 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8129 (movsi_got): Likewise.
8130 * config/s390/s390.c (emit_symbolic_move): Likewise.
8131 * config/s390/s390.md (movhi, movqi): Likewise.
8132 (load_multiple, store_multiple): Likewise.
8133 * config/score/score.c (score_force_temporary): Likewise.
8134 * config/sh/sh.c (prepare_move_operands): Likewise.
8135 (prepare_cbranch_operands): Likewise.
8136 (emit_fpu_switch): Likewise.
8137 (fpscr_set_from_mem): Likewise.
8138 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8139 (adddi3, subsi3): Likewise.
8140 (various splitters): Likewise.
8141 (divsi_inv_fp_combine): Likewise.
8142 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8143 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8145 * config/sh/predicates.md (xor_operand): Likewise.
8146 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8147 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8148 (movdi_pic_label_ref): Likewise.
8149 * config/spu/spu.c (spu_split_immediate): Likewise.
8150 * config/alpha/alpha.md (various splitters): Remove test
8151 !no_new_pseudos || reload_completed.
8152 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8154 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8155 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8156 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8157 * config/score/score.c (th_output_mi_thunk): Likewise.
8158 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8159 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8161 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8163 PR rtl-optimization/32664
8164 * mode-switching.c (create_pre_exit): Skip barrier insns.
8166 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8168 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8169 force_gimple_operand_bsi.
8170 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8171 rewrite_use_compare): Ditto.
8172 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8174 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8175 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8176 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8177 * tree-profile.c (prepare_instrumented_value,
8178 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8179 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8180 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8181 tree_gen_ior_profiler): Ditto.
8182 * tree-ssa-reassoc.c (negate_value): Ditto.
8183 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8184 Use force_gimple_operand_bsi.
8185 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8186 * tree-if-conv.c (add_to_dst_predicate_list,
8187 find_phi_replacement_condition): Ditto.
8188 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8189 Call mark_symbols_for_renaming for new statements.
8190 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8192 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8194 * cfghooks.c (remove_edge): New function.
8195 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8197 * cfghooks.h (remove_edge): Declare.
8198 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8199 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8201 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8203 * optabs.h: Added declaration for signbit_optab.
8204 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8205 * genoptinit.c (optabs): Added entry for signbit insns.
8206 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8208 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8209 * config/s390/s390.md (signbit<mode>2): New expander.
8211 2007-07-09 Richard Guenther <rguenther@suse.de>
8214 * fold-const.c (fold_plusminus_mult_expr): Move constant
8215 arguments second to allow decomposing.
8217 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8220 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8222 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8223 Disregard DECL_FROM_INLINE.
8225 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8228 * doc/invoke.texi: Add ftree-reassoc flag.
8229 * common.opt (ftree-reassoc): New flag.
8230 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8231 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8233 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8235 PR tree-optimization/32681
8236 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8237 saved in second_edge->aux when first_bb is a loop header.
8239 2007-07-09 Jan HUbicka <jh@suse.cz>
8241 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8243 2007-07-09 Richard Guenther <rguenther@suse.de>
8245 * c-decl.c (start_function): Do not promote return type.
8247 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8249 * function.c (do_warn_unused_parameter): Do not warn if
8250 TREE_NO_WARNING is set.
8252 2007-07-08 Andreas Schwab <schwab@suse.de>
8254 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8256 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8259 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8261 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8262 apply to assembly language, too.
8263 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8265 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8267 Revert (note the sccvn portions are *not* reverted)
8268 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8270 Fix PR tree-optimization/23488
8272 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8274 * tree-flow-inline.h (get_value_handle): Ditto.
8275 * tree-ssa-pre.c (decl_vh_map): New.
8276 (decl_node_pool): New.
8277 (can_value_number_operation): Support DECL_P.
8278 (can_PRE_operation): Ditto.
8279 (create_expression_by_pieces): Ditto.
8280 (find_existing_value_expr): Modify to differnetiate between
8281 addressing and top level.
8282 (create_value_handle_for_expr): Handle DECL's.
8283 (poolify_tree): Ditto.
8284 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8285 (make_values_for_stmt): Handle DECL's properly.
8286 (init_pre): Reorg to not init useless things during FRE.
8288 * tree-flow.h: Include pointer-set.h.
8289 (decl_vh_map): Declare.
8290 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8292 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8294 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8295 the constraint description.
8296 * doc/md.texi: Update documentation of AVR constraints.
8298 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8300 * auto-inc-dec.c, config/arm/arm.c,
8301 config/m32r/constraints.md, config/mips/mips.md,
8302 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8303 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8304 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8305 typos. Follow spelling conventions.
8306 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8308 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8309 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8311 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8312 realloc_vuse): Remove.
8313 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8316 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8318 Fix PR tree-optimization/23488
8320 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8321 (try_to_simplify): Ditto.
8323 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8325 * tree-flow-inline.h (get_value_handle): Ditto.
8326 * tree-ssa-pre.c (decl_vh_map): New.
8327 (decl_node_pool): New.
8328 (can_value_number_operation): Support DECL_P.
8329 (can_PRE_operation): Ditto.
8330 (create_expression_by_pieces): Ditto.
8331 (find_existing_value_expr): Modify to differnetiate between
8332 addressing and top level.
8333 (create_value_handle_for_expr): Handle DECL's.
8334 (poolify_tree): Ditto.
8335 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8336 (make_values_for_stmt): Handle DECL's properly.
8337 (init_pre): Reorg to not init useless things during FRE.
8339 * tree-flow.h: Include pointer-set.h.
8340 (decl_vh_map): Declare.
8341 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8343 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8345 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8346 apply to assembly language, too.
8347 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8349 2007-07-06 Ian Lance Taylor <iant@google.com>
8350 Zack Weinberg <zackw@panix.com>
8353 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8355 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8357 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8358 (prefetch): Likewise if "pref" would be used.
8360 2007-07-06 Josh Conner <jconner@apple.com>
8364 * calls.c (store_one_arg): Handle arguments which are partially
8365 on the stack when detecting argument overlap.
8367 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8369 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8370 chosen during find_reloads.
8372 2007-07-06 Richard Guenther <rguenther@suse.de>
8374 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8375 TYPE_ARG_TYPES for verification of argument types. Use
8376 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8377 parameters as variable arguments.
8379 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8381 * libgcc2.h (word_type): Type definition removed.
8382 (cmp_return_type, shift_count_type): Type definitions added.
8383 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8384 replaced with shift_count_type.
8385 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8387 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8388 changed from word_type to Wtype.
8389 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8390 replaced with shift_count_type.
8391 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8393 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8394 and libgcc_shift_count attribute added.
8395 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8396 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8397 (TARGET_INITIALIZER): New target hooks added.
8398 * targhooks.c (default_libgcc_cmp_return_mode,
8399 default_libgcc_shift_count_mode): Default implementations for the new
8401 * targhooks.h (default_libgcc_cmp_return_mode,
8402 default_libgcc_shift_count_mode): Function prototypes added.
8403 * target.h (struct gcc_target): Fields for the new target hooks added.
8404 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8406 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8409 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8410 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8412 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8413 s390_libgcc_shift_count_mode): Functions added.
8414 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8415 Target hooks defined.
8417 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8419 * config/mips/mips.c (compute_frame_size): Restore the original
8420 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8421 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8422 Document why the difference is needed.
8424 2007-07-06 Richard Guenther <rguenther@suse.de>
8426 * c-common.c (boolean_increment): Use correctly typed
8429 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8431 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8432 the topmost argument register is not also included in the save mask.
8433 (mips16e_collect_argument_save_p): Take a pointer to the argument
8434 register, rather than a pointer to the number of arguments.
8435 (mips16e_collect_argument_saves): Only include argument saves
8436 that aren't in the register mask.
8438 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8440 PR rtl-optimization/32450
8441 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8442 to ensure that instructions are not moved into the prologue when
8443 profiling is on. Remove unused prologue_end variable.
8444 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8445 as a scheduling barrier.
8447 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8450 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8451 Disregard DECL_FROM_INLINE.
8453 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8455 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8456 IORing with a constant.
8458 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8460 PR rtl-optimization/32475
8461 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8462 for every definition of the stack pointer.
8464 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8466 * arm.c (vfp3_const_double_index): Copy signed results of
8467 REAL_VALUE_TO_INT into unsigned vars.
8469 2007-07-05 Richard Guenther <rguenther@suse.de>
8472 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8474 * tree-ssa.c (useless_type_conversion_p): Check canonical
8477 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8479 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8480 zero_extendhisi2): Change to define_insn_and_split.
8481 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8483 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8485 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8486 pass_match_asm_constraints): New.
8487 * passes.c (init_optimization_passes): Add new pass.
8488 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8489 * function.h (struct function): Add has_asm_statement bit.
8490 (current_function_has_asm_statement): New.
8491 * tree-pass.h (pass_match_asm_constraints): New.
8493 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8495 * config/mips/mips.c (mips_file_start): Avoid declaration
8498 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8500 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8502 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8504 * rtl.def (NOTE): Change print format string to print
8505 operand 5 as a note insn name.
8507 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8508 David Ung <davidu@mips.com>
8510 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8511 * doc/invoke.texi: (MIPS Options): Document them.
8513 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8514 David Ung <davidu@mips.com>
8516 Add support for SmartMIPS ASE.
8518 * optabs.c (expand_binop_directly): New, broken out from...
8519 (expand_binop): Here. Make it try rotating in the other
8520 direction even when the second operand isn't constant.
8521 * config/mips/mips.md (*lwxs): New.
8522 * config/mips/mips.opt (msmartmips): New.
8523 * config/mips/mips.c (mips_lwxs_address_p): New.
8524 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8525 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8526 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8527 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8528 (ISA_HAS_LWXS): New.
8529 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8530 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8531 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8532 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8533 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8534 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8535 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8537 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8539 * tree-vectorizer.c (new_loop_vec_info): Initialize
8540 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8541 * tree-vectorizer.h (_loop_vec_info): Added new filed
8542 min_profitable_iters.
8543 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8544 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8545 * tree-vect-analyze.c (vect_analyze_operations): Set
8546 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8547 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8548 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8549 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8550 and prologue cost to after they are computed.
8551 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8553 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8554 of creating vectors from scalars according to dt.
8555 (vect_model_store_cost): Likewise.
8556 (vectorizable_call): Use dt array instead of scalar dt. Call
8557 vect_model_simple_cost with additional argument dt.
8558 (vectorizable_assignment): Likewise.
8559 (vectorizable_operation): Likewise.
8560 (vectorizable_type_demotion): Likewise.
8561 (vectorizable_type_promotion): Likewise.
8562 (vectorizable_store): Use dt array instead of scalar dt. Call
8563 vect_model_store_cost with additional argument dt.
8564 (vect_do_peeling_for_loop_bound): Don't call
8565 vect_estimate_min_profitable_iters. Instead, lookup
8566 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8567 "may not be profitable".
8569 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8572 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8573 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8574 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8575 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8577 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8579 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8580 addressing modes cheaper.
8582 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8584 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8585 (dw_ranges_struct): Rename block_num to num. Adjust.
8586 (dw_ranges_by_label_struct): New.
8587 (ranges_by_label, ranges_by_label_allocated,
8588 ranges_by_label_in_use): New variables.
8589 (add_ranges_num): Factored most of the code out of...
8590 (add_ranges): ... this one. Rewrite in terms of the former.
8591 (add_ranges_by_labels): New.
8592 (output_ranges): Output by-label ranges.
8593 (dwarf2out_finish): Output range for multiple-section
8594 compile_unit. Output standard DW_AT_low_pc in addition to
8595 unexpected DW_AT_entry_pc.
8597 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8599 PR tree-optimization/32604
8600 PR tree-optimization/32606
8602 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8603 (compute_antic_safe): Removed.
8604 (ANTIC_SAFE_LOADS): Ditto.
8605 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8606 (execute_pre): Don't call compute_antic_safe.
8607 (vuse_equiv): New function.
8608 (make_values_for_stmt): Use it
8609 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8612 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8615 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8617 (avr_attribute_table): Make "naked" attribute apply to function types
8618 rather than to decls.
8619 (avr_handle_fntype_attribute): New function.
8621 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8623 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8626 2007-07-04 David Ung <davidu@mips.com>
8627 Joseph Myers <joseph@codesourcery.com>
8629 * config/mips/mips.md (type): Add logical, signext and move.
8630 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8631 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8632 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8633 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8634 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8635 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8636 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8637 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8638 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8639 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8640 movv2sf_hardfloat_64bit): Use the new types.
8641 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8642 *movdf_softfloat, *movdf_mips16): Use "multi".
8643 (extendqihi2): Replace with a define_expand.
8644 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8645 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8646 * config/mips/74k.md (r74k_int_logical): New reservation and
8648 (r74k_int_arith): Remove "slt".
8649 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8650 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8651 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8652 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8653 reservations for "arith".
8655 2007-07-04 Richard Guenther <rguenther@suse.de>
8657 * tree-ssa.c (useless_type_conversion_p): Add handling for
8658 scalar float and vector types. Only call the types_compatible_p
8659 langhook for aggregate types as last resort. Follow the
8662 2007-07-04 Richard Guenther <rguenther@suse.de>
8664 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8665 the same as NOP_EXPR.
8667 2007-07-04 Nick Clifton <nickc@redhat.com>
8669 * target.h (struct gcc_target): Add target_help field.
8670 * target-def.h (TARGET_HELP): New.
8671 (TARGET_INITIALIZER): Use TARGET_HELP.
8672 * opts.c (command_handle_option): Invoke target_help function, if
8673 defined, when the user has specified --target-help on the command
8675 * doc/invoke.texi: Mention that --target-help might print
8676 additional information.
8677 * doc/tm.texi: Document TARGET_HELP hook.
8679 * arm.c (TARGET_HELP): Override default definition.
8680 (arm_target_help): New - display a wrapped list of cores and
8681 architectures supported.
8683 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8685 * config/v850/v850.c (expand_prologue): Make sure
8686 GEN_INT() argument is sign extended rather than zero extended.
8687 (expand_epilogue): Likewise.
8688 (output_move_double): Delete.
8689 * config/v850/v850-protos.h (output_move_double): Delete.
8690 * config/v850/v850.md (movdi): Delete.
8691 (*movdi_internal): Delete.
8693 (*movdf_internal): Delete.
8695 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8697 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8698 unless compiling RTP PIC.
8700 2007-07-04 Richard Guenther <rguenther@suse.de>
8702 PR tree-optimization/32482
8703 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8704 original ssa name if we didn't find a shift expression.
8705 Fix shift constant for bit zero test.
8707 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8709 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8711 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8713 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8714 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8715 * config/arm/vxworks.h (ASM_SPEC): Delete.
8716 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8718 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8720 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8721 (DDR_REVERSED_P): New.
8722 * tree-data-ref.c (initialize_data_dependence_relation,
8723 build_classic_dist_vector): Set DDR_REVERSED_P.
8725 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8728 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8729 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8730 init_omega_for_ddr_1): Use non conservative number of iterations
8732 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8733 (analyze_siv_subscript): Remove FIXME and reinitialization of
8734 last_conflicts to chrec_dont_know.
8735 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8737 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8739 * tree.c (maybe_canonicalize_argtypes): Improve description.
8741 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8743 * tree.c (maybe_canonicalize_argtypes): New.
8744 (build_function_type): Set canonical type.
8745 (build_method_type_directly): Ditto.
8746 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8749 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8751 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8753 (rewrite_use_nonlinear_expr): Likewise.
8755 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8757 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8759 2007-07-04 Ben Elliston <bje@au.ibm.com>
8761 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8764 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8766 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8767 (Exception Handling): Likewise.
8769 2007-07-03 Jan Hubicka <jh@suse.cz>
8771 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8773 2007-07-03 Eric Christopher <echristo@apple.com>
8775 * doc/cppopts.texi: Add conflicting option note to -dM.
8776 * doc/invoke.texi: Add note about possible conflicts with
8777 -E for -dCHARS and note that -dM will not produce
8778 any results if there is no machine dependent reorg.
8780 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8782 * tree.h (DECL_ALIGN): Back out previous change.
8784 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8786 * configure.ac: Test for .dtprelword support on MIPS.
8787 * configure, config.in: Regenerate.
8788 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8789 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8791 2007-07-03 Julian Brown <julian@codesourcery.com>
8793 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8794 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8795 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8796 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8798 (all_fpus): Add FPUTYPE_VFP3.
8799 (fp_model_for_fpu): Add VFPv3 field.
8800 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8801 (vfp3_const_double_index): New function. Return integer index of
8802 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8804 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8805 and argument represents a valid RTX for a VFPv3 constant.
8806 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8808 (vfp_emit_fstmd): Similar, for fstmd.
8809 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8810 constants, represented as integer indices.
8811 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8812 VFP_REGNO_OK_FOR_DOUBLE macros.
8813 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8814 (arm_file_start): Set float-abi attribute for VFPv3, and output
8815 correct ".fpu" assembler directive.
8816 (arm_dbx_register_numbering): Add FIXME.
8817 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8818 (fputype): Add FPUTYPE_VFP3.
8819 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8820 (CALL_USED_REGISTERS): Likewise.
8821 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8822 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8823 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8824 (D7_VFP_REGNUM): New.
8825 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8826 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8827 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8828 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8829 (REG_ALLOC_ORDER): Adjust for VFPv3.
8830 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8831 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8832 VFP_LO_REGS, VFP_HI_REGS.
8833 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8834 (IS_VFP_CLASS): Define macro.
8835 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8837 (REGISTER_MOVE_COST): Likewise.
8838 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8839 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8840 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8841 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8842 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8843 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8844 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8845 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8846 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8847 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8848 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8849 where appropriate for single-word registers.
8850 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8851 As above. Fix type attributes.
8852 * config/arm/constraints.md (register_contraint "t"): Define.
8853 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8855 (register_constraint "x"): Define.
8856 (constraint "Dv"): Define.
8858 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8860 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8862 2007-07-03 Tom Tromey <tromey@redhat.com>
8864 * c-parser.c (objc_pq_context): Removed.
8865 (objc_need_raw_identifier): Likewise.
8866 (c_parser) <objc_pq_context>: New field.
8867 <objc_need_raw_identifier>: Likewise.
8868 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8869 (c_lex_one_token): Update.
8870 (c_parser_objc_protocol_definition): Update.
8871 (c_parser_objc_method_definition): Update.
8872 (c_parser_objc_methodproto): Update.
8873 (c_parser_declspecs): Update.
8875 2007-07-03 David Ung <davidu@mips.com>
8877 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8879 2007-07-03 David Ung <davidu@mips.com>
8880 Richard Sandiford <richard@codesourcery.com>
8882 * doc/invoke.texi: Document -march=74kf3_2.
8883 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8884 (TUNE_74K): Check for it.
8885 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8886 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8887 * config/mips/mips.md (cpu): Add 74kf3_2.
8888 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8889 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8890 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8891 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8892 74kf3_2 to the CPU list.
8893 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8894 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8895 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8896 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8897 (r74kf3_2_fxfer_from_c1): New insn reservations.
8899 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8900 David Ung <davidu@mips.com>
8902 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8903 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8904 and 74k[fx]. Document aliases for the new options.
8905 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8906 (PROCESSOR_24KF2_1): ...this.
8907 (PROCESSOR_24KX): Rename to...
8908 (PROCESSOR_24KF1_1): ...this.
8909 (PROCESSOR_74KF): Rename to...
8910 (PROCESSOR_74KF2_1): ...this.
8911 (PROCESSOR_74KX): Rename to...
8912 (PROCESSOR_74KF1_1): ...this.
8913 (TUNE_74K): Update PROCESSOR_* names.
8914 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8915 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8916 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8917 (mips_rtx_cost_data): Update processor names in comments.
8918 (mips_issue_rate): Update PROCESSOR_* names.
8919 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8920 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8921 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8922 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8923 Update cpu attribute names.
8924 (r24k_fpu_iss): Rename this reservation to...
8925 (r24kf2_1_fpu_iss): ...this and update all uses.
8926 (r24kx_fpu_iss): Rename this reservation to...
8927 (r24kf1_1_fpu_iss): ...this and update all uses.
8928 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8929 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8930 Update cpu attribute names.
8932 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8934 * config/m32r/constraints.md: New file.
8935 * config/m32r/m32r.c: Include tm-constrs.h.
8936 (small_data_operand): Use satisfies_constraint_* instead of macro.
8937 (addr24_operand, gen_compare): Likewise.
8938 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8939 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8940 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8941 EXTRA_CONSTRAINT): Likewise.
8942 * config/m32r/m32r.md: Include constraints.md.
8943 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8944 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8945 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8946 (two_insn_const_operand, int8_operand, uint16_operand,
8947 reg_or_int16_operand, reg_or_uint16_operand,
8948 reg_or_cmp_int16_operand, cmp_int16_operand,
8949 seth_add3_operand): Likewise.
8951 2007-07-03 Eric Christopher <echristo@gmail.com>
8953 * libgcc2.h: Conditionally declare __bswapsi2 and
8956 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8958 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8961 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8964 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8965 (__gthrw_pragma): Provide default definition.
8967 * gthr-posix.c (__gthrw_pragma): Define.
8969 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8971 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8972 before declaring inequality.
8974 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8976 * combine.c (recog_for_combine): Log the success or failure of
8977 matching new insn patterns against the machine description in
8980 2007-07-03 Revital Eres <eres@il.ibm.com>
8982 * ddg.c (print_sccs): New function.
8983 (check_sccs): New function.
8984 (create_ddg_all_sccs): Use it.
8985 * ddg.h (print_sccs): Declare.
8986 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8988 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8990 * targhooks.h (default_mode_for_suffix): New function declaration.
8991 * targhooks.c (default_mode_for_suffix): New default target hook.
8992 * target.h (struct c): New structure in the targetm struct.
8993 (mode_for_suffix): New target hook as part of struct c.
8994 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8995 default_mode_for_suffix.
8996 (TARGET_C): New define.
8997 * c-lex.c: Include "target.h".
8998 (interpret_float): Use targetm.c.mode_for_suffix to determine
8999 the mode for a given non-standard suffix.
9000 Makefile.in (c-lex.o): Depend on $(TARGET_H).
9002 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
9003 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
9005 * doc/extend.texi (Floating Types): New node. Document __float80 and
9006 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
9008 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9011 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
9012 predicate instead of target_operand.
9013 (divsi3_i1_media, divsi3_media_2): Likewise.
9015 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
9017 * tree.h (alias_sets_might_conflict_p): Rename into
9018 alias_sets_must_conflict_p.
9019 * alias.c (alias_sets_might_conflict_p): Likewise.
9020 (alias_sets_conflict_p): Use it.
9021 (objects_must_conflict_p): Likewise.
9022 * c-common.c (strict_aliasing_warning): Adjust.
9024 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9026 * rtlhooks.c (gen_lowpart_if_possible): Check for
9027 invalid subreg before calling gen_lowpart_SUBREG.
9029 2007-07-02 Geoffrey Keating <geoffk@apple.com>
9031 * config/darwin9.h: Add copyright notice.
9032 (LINK_COMMAND_SPEC): Add comment.
9033 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
9034 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
9035 DARWIN_LIBSYSTEM_HAS_UNWIND.
9037 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9040 * omp-low.c (check_combined_parallel): New function.
9041 (lower_omp_parallel): Call it via walk_stmts, set
9042 OMP_PARALLEL_COMBINED if appropriate.
9043 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
9044 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
9045 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
9046 don't consider it as combined parallel.
9048 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9050 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9051 (gcc_tooldir): Likewise.
9052 * configure: Regenerate.
9053 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9054 old configure.ac gcc_tooldir setting.
9055 (prefix_to_exec_prefix): New variable.
9056 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9057 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9059 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
9061 Fix PR tree-optimization/32583
9062 Fix PR tree-optimization/32584
9063 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
9064 (phi_translate_set): Use phi_translate directly now.
9065 (make_values_for_stmt): Don't value number RHS if we already know
9068 2007-07-02 Steve Ellcey <sje@cup.hp.com>
9069 Jim Wilson <wilson@specifix.com>
9072 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9075 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9076 Richard Sandiford <richard@codesourcery.com>
9077 Nigel Stephens <nigel@mips.com>
9079 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9080 (mips16e_output_save_restore): Declare.
9081 (mips16e_save_restore_pattern_p): Likewise.
9082 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9083 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9084 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9085 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9086 (BITSET_P): New global macro, extracted from...
9087 (mips_for_each_saved_reg): ...here.
9088 (mips16e_save_restore_info): New struct.
9089 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9090 (mips16e_save_restore_regs): New variable.
9091 (mips_split_plus, mips16e_find_first_register): New functions.
9092 (mips16e_mask_registers): New function.
9093 (compute_frame_size): Expand the commentary before the function.
9094 Enforce the MIPS16e save and restore register range restrictions.
9095 Pad the general register save area at the low end.
9096 (mips16e_save_restore_reg, mips16e_build_save_restore)
9097 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9098 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9099 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9101 (mips_expand_prologue, mips_expand_epilogue): Handle
9102 GENERATE_MIPS16E_SAVE_RESTORE.
9103 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9105 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9107 PR tree-optimization/31966
9108 PR tree-optimization/32533
9109 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9110 "basic_block" description as its third argument. Update function
9111 calls to get destination bb from "edge" argument. Save "cond" into
9112 aux field of the edge. Update prototype for changed arguments.
9113 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9115 (find_phi_replacement_condition): Operate on incoming edges, not
9116 on predecessor blocks. If there is a condition saved in the
9117 incoming edge aux field, AND it with incoming bb predicate.
9118 Return source bb of the first edge.
9119 (clean_predicate_lists): Clean aux field of outgoing node edges.
9120 (tree_if_conversion): Do not initialize cond variable. Move
9121 variable declaration into the loop.
9122 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9123 initializations of new_stmt, arg0 and arg1 variables.
9125 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9127 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9128 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9130 2007-07-02 Richard Guenther <rguenther@suse.de>
9132 * tree-ssa.c (useless_type_conversion_p): Document
9133 future intent as defining the middle-end type system.
9134 Re-structure to call langhook last, group by type class,
9135 mark questionable parts.
9137 2007-07-02 Richard Guenther <rguenther@suse.de>
9139 * tree-flow.h (types_compatible_p): Declare.
9140 * tree-ssa.c (types_compatible_p): New function.
9141 * ipa-type-escape.c (discover_unique_type): Use
9142 types_compatible_p instead of lang_hooks.types_compatible_p.
9143 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9144 * tree-vn.c (expressions_equal_p): Likewise.
9145 * tree.c (fields_compatible_p): Likewise.
9146 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9147 (cprop_operand): Use useless_type_conversion_p instead of
9148 lang_hooks.types_compatible_p.
9149 * tree-inline.c (setup_one_parameter): Likewise.
9150 (declare_return_variable): Likewise.
9151 * tree-nrv.c (tree_nrv): Likewise.
9152 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9153 (maybe_fold_offset_to_component_ref): Likewise.
9154 (maybe_fold_offset_to_reference): Likewise.
9155 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9156 (merge_alias_info): Likewise.
9157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9158 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9159 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9160 * tree-tailcall.c (find_tail_calls): Likewise.
9161 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9162 * gimplify.c (canonicalize_addr_expr): Likewise.
9163 (fold_indirect_ref_rhs): Likewise.
9164 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9165 (cpt_same_type): Likewise.
9166 (check_pointer_types_r): Swap parameters to cpt_same_type
9168 * fold-const.c (fold_convert): Revert fix for PR15988.
9169 * tree-inline.c (setup_one_parameter): Instead fix it here by
9170 using fold_build1 instead of fold_convert and checking for
9171 error_mark_node. Convert only if the conversion is necessary.
9173 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9175 * configure.ac: Check for .gnu_attribute on Power.
9176 * configure: Regenerate.
9177 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9178 attribute for floating-point ABI.
9180 2007-07-02 Ira Rosen <irar@il.ibm.com>
9182 PR tree-optimization/32230
9183 PR tree-optimization/32477
9184 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9185 address is a constant.
9187 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9189 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9190 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9191 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9192 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9193 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9194 64-bit targets. Add support for *-elfoabi*.
9195 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9196 different settings if $(tm_defines) does not select the EABI.
9197 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9198 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9199 (MIPS_ARCH_OPTION_SPEC): Likewise.
9200 (MIPS_ISA_LEVEL_SPEC): Likewise.
9201 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9202 * config/mips/elfoabi.h: New file.
9204 2007-07-02 Richard Guenther <rguenther@suse.de>
9206 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9207 (useless_type_conversion_p): ... this.
9208 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9209 (useless_type_conversion_p): ... this.
9210 * builtins.c (fold_builtin_memory_op): Rename
9211 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9212 * tree-cfg.c (verify_expr): Likewise.
9213 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9214 * tree-ssa-ccp.c (ccp_fold): Likewise.
9215 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9216 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9218 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9219 * tree-ssa-pre.c (eliminate): Likewise.
9220 * tree-ssa.c (delete_tree_ssa): Likewise.
9221 (tree_ssa_useless_type_conversion): Likewise.
9222 * tree.c (build2_stat): Likewise.
9224 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9226 Fix PR tree-optimization/32571
9227 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9230 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9233 and other expected operations explicitly, change default to
9236 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9238 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9240 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9241 (tls_load_dot_plus_eight): Move the label number into the unspec.
9242 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9244 2007-07-01 Andreas Schwab <schwab@suse.de>
9246 * dwarf2out.c (initial_return_save): Define only if used.
9248 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9250 Unreverting Richard's Revert of:
9252 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9254 * dce.c (deletable_insn_p_1): New function, split out from...
9255 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9256 specially, not those inside PARALLELs. Remove BODY argument
9257 and adjust recursive call accordingly.
9258 (prescan_insns_for_dce): Update call to delete_insn_p.
9260 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9261 Revital Eres <eres@il.ibm.com>
9263 * ddg.c (create_ddg_all_sccs): Fix missed
9264 initialization of scc_nodes.
9266 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9269 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9270 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9272 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9274 * configure.ac: Check for .gnu_attribute on MIPS.
9275 * configure, config.in: Regenerate.
9276 * config/mips/mips.c (mips_file_start): If supported, output
9277 attribute for floating-point ABI.
9279 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9282 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9283 (ffs_cmove): New expander to expand using ctz pattern.
9284 (*ffs_cmove): Remove pattern.
9285 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9286 (ffsdi2): Expand using ctz pattern.
9287 (*ffs_rex64): Remove pattern.
9289 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9291 PR rtl-optimization/32296
9292 * pa.md (return): Delete pattern.
9293 (return_internal): Remove "(const_int 1)" from pattern.
9294 (epilogue): Use return_internal pattern for trivial returns.
9295 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9296 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9298 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9300 * tree-ssa-pre.c (is_exception_related): New function
9301 (can_value_number_operation): Use it.
9303 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9305 Fix PR tree-optimization/32540
9306 Fix PR tree-optimization/31651
9308 * tree-ssa-sccvn.c: New file.
9310 * tree-ssa-sccvn.h: Ditto.
9312 * tree-vn.c: Include tree-ssa-sccvn.h
9313 (val_expr_paid_d): Removed.
9314 (value_table): Ditto.
9315 (vn_compute): Ditto.
9316 (val_expr_pair_hash): Ditto.
9317 (val_expr_pair_expr_eq): Ditto.
9318 (copy_vuses_from_stmt): Ditto.
9321 (shared_vuses_from_stmt): Ditto.
9322 (print_creation_to_file): Moved up.
9323 (sort_vuses): Ditto.
9324 (sort_vuses_heap): Ditto.
9325 (set_value_handle): Make non-static.
9326 (make_value_handle): Ditto.
9327 (vn_add): Rewritten to use sccvn lookups.
9328 (vn_add_with_vuses): Ditto.
9329 (vn_lookup): Ditto (and second argument removed).
9330 (vn_lookup_with_vuses): Ditto.
9331 (vn_lookup_or_add): Ditto (and second argument removed);
9332 (vn_lookup_or_add_with_vuses): Ditto.
9333 (vn_lookup_with_stmt): New.
9334 (vn_lookup_or_add_with_stmt): Ditto.
9335 (create_value_handle_for_expr): Ditto.
9337 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9338 (seen_during_translate): New function.
9339 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9340 (phi_trans_add): Ditto.
9341 (constant_expr_p): FIELD_DECL is always constant.
9342 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9343 Use constant_expr_p.
9344 Avoid infinite recursion on mutually valued expressions.
9345 Change callers of vn_lookup_or_add.
9346 (phi_translate): New function.
9347 (compute_antic_safe): Allow phi nodes.
9348 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9349 (find_or_generate_expression): Rewrite slightly.
9350 (create_expression_by_pieces): Updated for vn_lookup_or_add
9352 Update VN_INFO for new names.
9353 (insert_into_preds_of_block): Update for new names.
9354 (add_to_exp_gen): New function.
9355 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9356 (find_existing_value_expr): Rewrite to changed vn_lookup.
9357 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9358 (try_look_through_load): Removed.
9359 (try_combine_conversion): Ditto.
9360 (get_sccvn_value): New function.
9361 (make_values_for_phi): Ditto.
9362 (make_values_for_stmt): Ditto.
9363 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9365 (init_pre): Update for SCCVN changes.
9367 (execute_pre): Ditto.
9369 * tree-flow.h (make_value_handle): Declare.
9370 (set_value_handle): Ditto.
9371 (sort_vuses_heap): Ditto.
9372 (vn_lookup_or_add_with_stmt): Ditto.
9373 (vn_lookup_with_stmt): Ditto.
9374 (vn_compute): Remove.
9377 (vn_lookup): Update arguments.
9379 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9381 (tree-ssa-sccvn.o): New.
9382 (OBJS-common): Add tree-ssa-sccvn.o
9384 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9387 * c-typeck.c (build_external_ref): Don't mark as used if called
9389 * calls.c (rtx_for_function_call): Likewise.
9391 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9395 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9397 * dce.c (deletable_insn_p_1): New function, split out from...
9398 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9399 specially, not those inside PARALLELs. Remove BODY argument
9400 and adjust recursive call accordingly.
9401 (prescan_insns_for_dce): Update call to delete_insn_p.
9403 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9405 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9406 (try_combine): Move potential calls to undo_all() so they happen
9407 before we commit to using the combined insns.
9409 2006-06-30 Jan Hubicka <jh@suse.cz>
9411 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9414 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9416 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9417 (cgraph_remove_unreachable_nodes): Likewise.
9418 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9419 * ipa-inline.c (update_caller_keys): Cast according to the coding
9421 (cgraph_decide_recursive_inlining): Likewise.
9422 (cgraph_decide_inlining_of_small_function): Likewise.
9423 (try_inline): Likewise.
9424 (cgraph_decide_inlining_incrementally): Likewise.
9425 * ipa-pure-const.c (get_function_state): Likewise.
9426 (scan_function): Likewise.
9427 (analyze_function): Likewise.
9428 (static_execute): Likewise.
9429 * ipa-reference.c (scan_for_static_refs): Likewise.
9430 (merge_callee_local_info): Likewise.
9431 (analyze_function): Use type safe memory macros.
9432 (static_execute): Likewise. Cast according to the coding conventions.
9433 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9435 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9437 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9438 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9441 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9444 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9445 for complex modes (both int and real).
9447 2007-06-29 Jan Hubicka <jh@suse.cz>
9449 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9451 2007-06-29 Jan Hubicka <jh@suse.cz>
9454 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9457 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9460 * config/avr/avr.c: Include dataflow header file.
9461 (expand_prologue): Adjust for prologue insn change.
9462 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9465 2007-06-29 Richard Guenther <rguenther@suse.de>
9468 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9469 during type verification.
9471 2007-06-29 Jan Hubicka <jh@suse.cz>
9473 * recog.c (validate_change_rtx_1): Unshare TO argument.
9475 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9477 PR tree-optimization/24659
9478 * tree-vect-transform.c (vectorizable_call): Handle
9479 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9481 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9482 * config/i386/i386.c (enum ix86_builtins)
9483 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9484 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9486 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9487 const using def_builtin_const.
9488 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9489 input operands in the same modes as the result.
9490 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9492 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9494 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9495 (df_set_dead_notes_for_mw): Likewise.
9497 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9499 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9501 2007-06-28 DJ Delorie <dj@redhat.com>
9503 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9505 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9507 * doc/invoke.texi (C++ Dialect Options): Document
9508 fvisibility-ms-compat.
9509 * c.opt (fvisibility-ms-compat): New.
9511 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9514 * tree-affine.c (aff_combination_add_elt): Handle
9515 pointer addition specially.
9517 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9519 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9520 decl is non-external for AIX ABI.
9522 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9524 * config/rs6000/predicates.md (current_file_function_operand):
9525 Ensure the symbol is non-external for AIX ABI.
9527 2007-06-28 Nick Clifton <nickc@redhat.com>
9529 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9530 (fdce, fdse, fpredictive-commoning): Likewise.
9532 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9535 * gcc.c (process_command): Recognize the new -static-libgfortran
9538 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9541 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9542 Use a call clobbered hard reg instead of a pseudo reg.
9544 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9546 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9548 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9551 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9552 REG_LIBCALL and REG_RETVAL notes.
9553 (divsi3, mulsi3): Likewise.
9554 (mulhisi3): Likewise. Use emit_libcall_block.
9555 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9557 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9559 PR rtl-optimization/32481
9560 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9562 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9564 * dce.c (deletable_insn_p_1): New function, split out from...
9565 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9566 specially, not those inside PARALLELs. Remove BODY argument
9567 and adjust recursive call accordingly.
9568 (prescan_insns_for_dce): Update call to delete_insn_p.
9570 2007-06-27 Richard Guenther <rguenther@suse.de>
9573 * tree.h (fold_convertible_p): Declare.
9574 * fold-const.c (fold_convertible_p): New function.
9575 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9576 instead of lang_hooks.types_compatible_p.
9578 2007-06-26 Jan Hubicka <jh@suse.cz>
9580 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9581 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9582 early use validate_unshare_change.
9583 (reload_combine): Likewise.
9584 * recog.c (change_t): New field unshare.
9585 (validate_change_1): Rename from validate_change; add argument unshare.
9586 (validate_change): Turn into wrapper of validate_change_1; update
9587 prototype for bools.
9588 (validate_unshare_change): New.
9589 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9590 calls of df_insn_rescan.
9591 * recog.h (validate_change): Replace ints by bools.
9592 (validate_unshare_change): Declare.
9594 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9596 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9598 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9600 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9602 2007-06-25 Jan Hubicka <jh@suse.cz>
9604 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9606 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9607 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9608 places other call site specific checks are performed.
9610 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9613 * tree-vect-transform.c (vectorizable_operation): Convert
9614 POINTER_PLUS_EXPR over to PLUS_EXPR.
9616 2007-06-25 Chao-ying Fu <fu@mips.com>
9618 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9619 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9620 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9621 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9623 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9624 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9625 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9626 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9627 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9628 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9629 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9630 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9631 ALL_FIXED_POINT_MODE_P): New define.
9632 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9634 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9636 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9637 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9638 MODE_VECTOR_UACCUM): New mode classes.
9640 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9641 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9642 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9645 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9646 (blank_mode): Initialize ibit and fbit.
9647 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9648 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9650 (new_adjust): Change required_class to required_class_from and
9651 required_class_to for testing within a range.
9652 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9653 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9655 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9656 (make_fixed_point_mode): New.
9657 (_ADD_ADJUST): Change C to C1 and C2.
9658 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9659 use a range for machine classes.
9660 (ADJUST_IBIT, ADJUST_FBIT): New.
9661 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9663 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9664 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9665 Emit adjustment for ibit and fbit.
9666 (emit_mode_ibit, emit_mode_fbit): New.
9667 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9669 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9671 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9672 as the source of the set.
9674 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9676 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9677 FP_REGNO_P): Use IN_RANGE.
9678 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9679 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9680 (DATA_REG_P): Use DATA_REGNO_P.
9681 (FP_REG_P): Use FP_REGNO_P.
9682 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9683 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9684 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9686 2007-06-24 Jan Hubicka <jh@suse.cz>
9689 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9691 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9694 * fold-const.c (fold_binary): Strip nops of operand 0
9695 of BIT_NOT_EXPR before calling operand_equal_p.
9696 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9697 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9699 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9701 * doc/extend.texi: Document that dllimport and dllexport imply
9703 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9704 imported or exported declaration, including type declarations.
9705 * c-common.c (handle_visibility_attribute): Check for conflicts
9706 with dllimport/dllexport.
9707 (c_determine_visibility): Handle dllimport/dllexport as an
9708 explicit visibility atttribute.
9710 2007-06-23 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/16876
9714 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9716 * tree-inline.c (initialize_inlined_parameters): Do not call
9717 lang_hooks.tree_inlining.convert_parm_for_inlining.
9718 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9719 reason for mismatched types.
9720 * gimplify.c (gimplify_call_expr): Verify the call expression
9721 arguments match the called function type signature. Otherwise
9722 mark the call expression to be not considered for inlining
9723 using CALL_CANNOT_INLINE_P flag.
9724 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9725 edges call expression.
9726 (cgraph_decide_inlining_of_small_function): Likewise.
9727 (cgraph_decide_inlining): Likewise.
9728 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9730 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9731 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9732 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9734 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9735 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9737 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9738 convert_parm_for_inlining member.
9740 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9743 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9744 Remove optimization for GT.
9746 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9749 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9751 (prescan_insns_for_dce): Add extra parameter.
9753 2007-06-23 Jan Hubicka <jh@suse.cz>
9756 * gimplify.c (mark_addressable): New function.
9757 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9759 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9762 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9764 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9767 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9768 moves between MMX/SSE registers to at least 8 units to prevent
9769 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9771 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9773 * config/i386/i386.c (override_options): Correct x86_sahf
9776 2007-06-21 David Daney <ddaney@avtrex.com>
9779 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9780 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9781 (exception_receiver): Renamed to ...
9782 (nonlocal_goto_receiver): ... this.
9784 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9786 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9787 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9788 partial register accesses.
9790 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9792 * fold-const.c (debug_fold_checksum): Move it under
9793 ENABLE_FOLD_CHECKING.
9795 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9798 * tree.h (debug_fold_checksum): Declared.
9799 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9800 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9801 build_fold_addr_expr_with_type_1.
9802 (fold_addr_expr, debug_fold_checksum): New.
9803 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9804 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9807 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9809 PR tree-optimization/19590
9810 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9811 of scev is a constant.
9813 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9815 * df-problems.c (df_note_bb_compute): Made computation of live
9816 info consistent with df_lr.
9818 2007-06-21 Richard Guenther <rguenther@suse.de>
9820 PR tree-optimization/32453
9821 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9822 for pointer anti-range.
9824 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/i386.c (processor_target_table): Increase maximum
9827 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9830 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9831 byte alignment if > 8 byte alignment is preferred.
9832 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9834 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9836 PR tree-optimization/31866
9837 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9838 if ASM_EXPR's input is not a SSA_NAME.
9841 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9842 but decl is a global var, instead return decl.
9843 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9844 even for is_global_var decls, if they are private in some outer
9847 2007-06-21 Richard Guenther <rguenther@suse.de>
9849 PR tree-optimization/32451
9850 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9852 2007-06-21 Christian Bruel <christian.bruel@st.com>
9854 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9855 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9856 (push_regs): Changed saving order or banked registers.
9857 (sh_expand_epilogue): Likewise.
9858 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9859 (FIRST_BANKED_REG): Likewise.
9860 (LAST_BANKED_REG): Likewise.
9861 * config/sh/sh.md (banked) New attribute.
9862 (in_delay_slot): Check banked attribute.
9864 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9866 PR tree-optimization/32075
9867 * tree-data-ref.c (subscript_dependence_tester_1,
9868 analyze_miv_subscript, analyze_overlapping_iterations,
9869 add_distance_for_zero_overlaps, build_classic_dist_vector,
9870 subscript_dependence_tester_1, analyze_overlapping_iterations,
9871 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9872 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9873 to evolution_function_is_affine_multivariate_p.
9875 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9877 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9879 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9882 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9884 * config/m32c/prologue.md (epilogue_exitd_16): New.
9885 (epilogue_reit_16): New.
9886 (epilogue_exitd): Rename to epilogue_exitd_24.
9887 (epilogue_reit): Rename to epilogue_reit_24.
9889 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9890 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9892 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9894 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9895 if dbg_cnt (sched_insn) reaches the limit.
9896 (choose_ready): New parameter INSN_PTR and new return value.
9897 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9898 the new return value from choose_ready.
9899 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9900 (rest_of_handle_global_alloc): New global_alloc_at_func.
9902 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9904 PR tree-optimization/25737
9905 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9906 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9907 * tree-flow.h (struct fieldoff): Add new field alias_set.
9908 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9909 argument addressable_type. Set alias_set of fieldoff.
9910 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9911 (create_overlap_variables_for): Pass alias_set from fieldoff to
9913 * alias.c (get_alias_set): Use alias_set from SFT if set.
9915 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9917 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9918 of a variable as an unsigned HOST_WIDE_INT integer.
9920 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9922 PR rtl-optimization/32405
9923 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9925 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9927 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9930 * builtins.c: Include diagnostic.h.
9931 (expand_builtin_expect): Make gcc_assert more permissive.
9932 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9935 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9939 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9940 if ACCUMULATE_OUTGOING_ARGS.
9942 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9944 * config/m68hc11/m68hc11.c: Include dataflow header file.
9945 (m68hc11_reorg): Port to dataflow.
9947 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9949 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9950 (struct df_problem.free_blocks_on_set_blocks): New field.
9951 (struct dataflow.optional_p): New field.
9952 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9953 (df_live_set_all_dirty): New function.
9954 * df-scan.c (df_scan_alloc): Initialize optional_p.
9955 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9956 * df-core.c (df_set_blocks): Removed use of
9957 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9958 df_problem.free_blocks_on_set_blocks to determine which blocks are
9960 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9961 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9962 uses dataflow.optional_p to determine if problem should be
9964 (rest_of_handle_df_initialize): Only start live problem if
9966 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9967 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9968 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9969 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9970 problem_NOTE): Initialize free_blocks_on_set_blocks.
9971 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9973 (df_live_set_all_dirty, df_note_alloc): New function.
9974 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9976 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9977 * postreload.c (reload_combine): Ditto.
9978 * cse.c (cse_extended_basic_block): Ditto.
9979 * regmove.c (mark_flags_life_zones): Ditto.
9980 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9981 erase_matching_seqs): Ditto.
9982 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9983 * integrate (allocate_initial_values): Ditto.
9984 * combine.c (reg_dead_at_p): Ditto.
9985 * resource.c (mark_target_live_regs): Ditto.
9986 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9987 * config/sh/sh.c (find_r0_life_regions): Ditto.
9988 * global.c (rest_of_handle_global_alloc): Only add back df_live
9990 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9992 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9994 (if_convert): Make sure df_live is there at -O == 1.
9995 (pass_if_after_combine): Cleanup flags.
9996 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9997 is there at -O == 1.
9999 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
10001 * config/arm/arm.c (arm_get_frame_offsets): Set
10002 offsets->locals_base to avoid negative stack size.
10003 (thumb1_expand_prologue): Assert on negative stack size.
10005 2007-06-19 Sebastian Pop <sebpop@gmail.com>
10007 PR tree-optimization/32367
10008 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
10009 of the chrec has no evolution in that loop.
10010 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
10012 2007-06-19 Bob Wilson <bob.wilson@acm.org>
10014 * config/xtensa/xtensa.c: Include "df.h".
10015 (xtensa_builtin_saveregs): Use adjust_address instead of
10017 (xtensa_va_start): Invoke make_tree with sizetype for
10018 expand_builtin_saveregs and then convert the result to a pointer.
10019 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
10020 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
10021 Subtract argument size from index value as integers and then use
10022 POINTER_PLUS_EXPR to add the result to the array address.
10024 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10027 * config/m32c/m32c.c: Include dataflow header file.
10028 (m32c_emit_prologue): Adjust for prologue insn change.
10029 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
10030 once inside a PARALLEL. Assume frame size passed in operand 0
10031 includes space to save the fb register.
10032 (prologue_enter_24): Likewise.
10033 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
10035 2007-06-19 David Daney <ddaney@avtrex.com
10038 * config/mips/mips.md (cprestore): Mark $gp as used.
10040 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10043 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
10044 (frv_ifcvt_modify_insn): Likewise.
10046 2007-06-19 Richard Guenther <rguenther@suse.de>
10048 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
10049 only handle positive offsets that fit in a HOST_WIDE_INT.
10051 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
10054 result of rsqrt insn for zero input argument to avoid NaN.
10056 2007-06-19 Richard Guenther <rguenther@suse.de>
10058 PR middle-end/31950
10059 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
10061 2007-06-19 Jakub Jelinek <jakub@redhat.com>
10063 PR tree-optimization/32353
10064 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
10066 2007-06-19 Nick Clifton <nickc@redhat.com>
10068 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
10070 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10073 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10074 * config/i386/i386.c (assign_386_stack_local): Assert that
10075 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10076 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10077 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10078 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10080 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10082 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10084 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10086 PR rtl-optimization/32321
10087 * gcse.c (replace_store_insn): Update the note before
10088 calling emit_insn_after.
10090 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10092 PR middle-end/32355
10093 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10095 * df-problems.c (df_note_bb_compute): Fix dumping info.
10097 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10099 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10100 insn with emit_jump_insn.
10102 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10104 PR tree-optimization/32383
10105 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10106 * targhooks.h (default_builtin_reciprocal): Update prototype.
10107 * target.h (struct gcc_target): Update builtin_reciprocal.
10108 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10109 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10110 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10111 when fndecl is in BUILT_IN_MD class.
10112 (execute_convert_to_rsqrt): Ditto.
10114 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10115 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10116 Convert BUILT_IN_SQRTF code only when md_fn is false.
10118 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10120 * bt-load.c (move_btr_def): Fix the order of arguments
10121 to validate_replace_rtx.
10123 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10125 * config/m68k/m68k-devices.def: Add 54450..54455.
10127 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10129 PR rtl-optimization/32366
10130 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10131 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10134 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10136 PR middle-end/32349
10137 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10138 this is true, rescan insn being modified.
10139 (sms_schedule): Added rescan parameter.
10140 (rest_of_handle_sms): Moved freeing of dominance info to before
10141 getting out of cfg_layout.
10143 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10145 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10146 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10149 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10150 FL_CF_EMAC from the entry for isac.
10152 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10153 (const_sibcall_operand): New.
10154 (sibcall_operand): Use it.
10155 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10156 (m68k_isas): ISAC does not imply FPU or EMAC.
10157 (override_options): Add ISA_C logic for symbolic jump & call.
10159 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10161 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10162 return mode from the builtin itself.
10163 (sparc_fold_builtin): Fix cast of zero constant.
10165 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10167 * targhooks.c (default_builtin_reciprocal): New default target hook.
10168 * targhooks.h (default_builtin_reciprocal): Add prototype.
10169 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10170 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10171 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10172 default_builtin_reciprocal.
10174 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10176 PR middle-end/31723
10177 * hooks.c (hook_tree_tree_bool_null): New hook.
10178 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10179 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10180 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10181 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10182 and convert it to reciprocal a*rfunc(b).
10183 (execute_convert_to_rsqrt): New function.
10184 (gate_convert_to_rsqrt): New function.
10185 (pass_convert_to_rsqrt): New pass definition.
10186 * target.h (struct gcc_target): Add builtin_reciprocal.
10187 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10188 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10189 TARGET_BUILTIN_RECIPROCAL.
10190 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10192 * config/i386/i386.h (TARGET_RECIP): New define.
10193 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10194 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10195 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10196 and not optimizing for size.
10197 (*rcpsf2_sse): New insn pattern.
10198 (*rsqrtsf2_sse): Ditto.
10199 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10200 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10201 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10202 and not optimizing for size.
10203 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10204 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10205 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10206 and not optimizing for size.
10207 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10208 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10209 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10210 and not optimizing for size.
10211 (*sse_rsqrtv4sf2): Do not export.
10212 (sqrtv4sf2): Ditto.
10213 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10214 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10215 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10216 and not optimizing for size.
10217 (sqrtv4sf2): Ditto.
10218 * config/i386/i386.opt (mrecip): New option.
10219 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10220 (ix86_emit_swsqrtsf): Ditto.
10221 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10222 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10223 builtin definition.
10224 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10225 ix86_expand_unop1_builtin.
10226 (ix86_emit_swdivsf): New function.
10227 (ix86_emit_swsqrtsf): Ditto.
10228 (ix86_builtin_reciprocal): New function.
10229 (TARGET_BUILTIN_RECIPROCAL): Use it.
10230 (ix86_vectorize_builtin_conversion): Rename from
10231 ix86_builtin_conversion.
10232 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10233 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10234 "i386 and x86_64 Options" section.
10235 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10237 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10238 Zdenek Dvorak <dvorakz@suse.cz>
10239 Richard Guenther <rguenther@suse.de>
10240 Kaz Kojima <kkojima@gcc.gnu.org>
10242 * tree-vrp.c (compare_values_warnv): Convert val2 to
10244 (extract_range_from_assert): Create
10245 POINTER_PLUS_EXPR for pointer types.
10246 (extract_range_from_binary_expr): Handle
10247 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10249 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10250 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10251 POINTER_PLUS_EXPR as PLUS_EXPR.
10252 (number_of_iterations_lt_to_ne):
10253 For pointer types, use sizetype when
10254 creating MINUS_EXPR/PLUS_EXPRs.
10255 (assert_loop_rolls_lt): For pointer types, use sizetype when
10256 creating MINUS_EXPR/PLUS_EXPRs.
10257 (number_of_iterations_le): Likewise.
10258 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10259 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10260 like PLUS_EXPR and MINUS_EXPR.
10261 * tree-pretty-print.c (dump_generic_node): Handle
10263 (op_prio): Likewise.
10264 (op_symbol_1): Likewise.
10265 * optabs.c (optab_for_tree_code): Likewise.
10266 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10268 * tree-tailcall.c (process_assignment): Mention
10269 POINTER_PLUS_EXPR in a TODO comment.
10270 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10271 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10272 not used with a pointer and an integer type.
10273 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10274 increment using chrec_convert_rhs instead of chrec_convert.
10275 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10276 PLUS_EXPR except for the right hand side's type will be
10278 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10279 (fold_used_pointer_cast): Kill.
10280 (pointer_offset_p): Kill.
10281 (fold_used_pointer): Kill.
10282 (pointer_used_p): Kill.
10283 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10284 call fold_used_pointer.
10285 (instantiate_parameters_1): Convert the increment
10286 using chrec_convert_rhs instead of chrec_convert.
10287 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10288 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10289 instead of PLUS_EXPR.
10290 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10291 PLUS_EXPR for pointers.
10292 (std_gimplify_va_arg_expr): Likewise.
10293 (fold_builtin_memory_op): Likewise.
10294 (fold_builtin_strstr): Likewise.
10295 (fold_builtin_strchr): Likewise.
10296 (fold_builtin_strrchr): Likewise.
10297 (fold_builtin_strpbrk): Likewise.
10298 (expand_builtin_memory_chk): Likewise.
10299 (fold_builtin_memory_chk): Likewise.
10300 (std_expand_builtin_va_start): Use
10301 sizetype for the call to make_tree and then convert
10302 to the pointer type.
10303 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10304 instead of PLUS_EXPR for adding to a pointer.
10305 (std_gimplify_va_arg_expr): Use fold_build2 for
10306 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10307 the operands to sizetype first and then cast the BIT_AND_EXPR
10308 back to the pointer type.
10309 * fold-const.c (build_range_check): Handle pointer types
10311 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10312 of PLUS_EXPR's. Make sure the offset is converted to
10314 (try_move_mult_to_index): Strip the NOPs from the offset.
10315 Remove code argument and replace all uses with PLUS_EXPR.
10316 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10317 specially. Don't use a pointer type for MINUS_EXPR.
10318 (fold_unary): Handle for (T1)(X op Y),
10319 only p+ as that is the only as that can be handled for
10320 binary operators now.
10321 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10323 <case PLUS_EXPR>: Add folding of PTR+INT into
10325 Don't call try_move_mult_to_index.
10326 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10327 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10328 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10329 Don't call try_move_mult_to_index.
10330 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10331 (tree_expr_nonzero_p): Likewise.
10332 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10333 of PLUS_EXPR for the complex expression folding.
10334 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10335 first chrec is a pointer type, then the second should
10336 be sizetype and not the first's type.
10337 For POINTER_PLUS_EXPR, use a different right hand side type.
10338 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10339 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10340 different right hand side type.
10341 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10342 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10343 instead of PLUS_EXPR.
10344 When either operand is zero, convert the other operand.
10345 (chrec_apply): Use chrec_convert_rhs
10346 on the argument x instead of chrec_convert.
10347 (reset_evolution_in_loop): For pointer types, the new_evol
10348 should be sizetype.
10349 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10350 different right hand side type.
10351 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10352 (chrec_convert_rhs): New function.
10353 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10354 different right hand side type.
10355 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10356 * tree-chrec.h (chrec_convert_rhs): New prototype.
10357 (build_polynomial_chrec): For pointer types, the right hand
10358 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10359 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10360 Remove subtraction case as it is always addition now.
10361 Make sure the offset is converted to sizetype.
10362 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10363 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10364 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10365 PLUS_EXPR in pointer type.
10366 Handle POINTER_PLUS_EXPR.
10367 (tree_to_aff_combination): Likewise.
10368 (force_expr_to_var_cost): Likewise.
10369 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10370 instead of PLUS_EXPR for pointers.
10371 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10372 instead of PLUS_EXPR of pointer types.
10373 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10375 (check_va_list_escapes): Likewise.
10376 (check_all_va_list_escapes): Likewise.
10377 * dwarf2out.c (loc_descriptor_from_tree_1):
10378 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10379 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10380 (string_constant): Likewise.
10381 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10382 the offset to the base, use POINTER_PLUS_EXPR.
10383 (add_to_parts): Convert the index to sizetype.
10384 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10385 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10386 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10387 Offset only holds something for PLUS_EXPR.
10388 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10390 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10392 (analyze_accesses_for_modify_stmt): Likewise.
10393 Remove comment about the type being integral type as it is
10395 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10397 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10399 Correct the type which the artimentic is done in (is now
10402 * tree-data-ref.c (split_constant_offset): Handle
10404 * tree-affine.c (tree_to_aff_combination): Likewise.
10405 * c-typeck.c (build_unary_op): For pointers create the increment
10406 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10408 * gimplify.c (gimplify_self_mod_expr): Create a
10409 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10410 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10411 * tree.def (POINTER_PLUS_EXPR): New tree code.
10412 * tree-predcom.c (ref_at_iteration): If we have a pointer
10413 type do the multiplication in sizetype.
10414 * tree-mudflap.c (mf_xform_derefs_1): Create a
10415 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10416 * tree-ssa-forwprop.c
10417 (forward_propagate_addr_into_variable_array_index):
10418 Don't expect there to be a cast for the index as that
10419 does not exist anymore.
10420 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10421 instead of PLUS_EXPR.
10422 Don't check for the first operand of the POINTER_PLUS_EXPR
10423 was the index as it cannot be.
10424 Call forward_propagate_addr_into_variable_array_index with
10425 the SSA_NAME instead of the statement.
10426 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10427 (compare_constant): Likewise.
10428 (copy_constant): Likewise.
10429 (compute_reloc_for_constant): Likewise.
10430 (output_addressed_constants): Likewise.
10431 (initializer_constant_valid_p): Likewise.
10432 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10433 Convert the MIN/MAX of the inner type to the outer
10434 type before comparing them.
10435 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10436 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10437 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10438 of PLUS_EXPR for pointers.
10439 * tree-inline.c (estimate_num_insns_1): Handle
10441 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10442 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10443 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10444 instead of PLUS_EXPR for the pointer increment statement.
10445 (vect_update_ivs_after_vectorizer): For pointer types, create
10446 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10447 MULT_EXPR in sizetype.
10448 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10450 * tree-object-size.c (plus_expr_object_size): Handle
10451 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10452 code which is trying to figure out which side is a pointer and
10454 (check_for_plus_in_loops_1): Likewise.
10455 (check_for_plus_in_loops): Likewise.
10456 * c-common.c (pointer_int_sum): Create a
10457 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10458 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10459 only POINTER_PLUS_EXPR. Removing all the extra
10460 code which is trying to figure out which side is a pointer and
10462 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10463 PLUS_EXPR and MINUS_EXPR.
10464 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10466 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10467 with make_tree, instead of a pointer type.
10468 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10469 for pointers instead of PLUS_EXPR.
10470 (s390_gimplify_va_arg): Likewise.
10471 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10472 instead of PLUS_EXPR when doing addition on pointer
10473 types. Use sizetype for the second operand.
10474 (spu_gimplify_va_arg_expr): Likewise.
10475 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10476 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10477 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10478 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10479 for the pointer addition and also use size_int/sizetype
10481 (ix86_gimplify_va_arg): Likewise.
10482 Perform BIT_AND_EXPR on sizetype arguments.
10483 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10484 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10485 for the pointer additions and also use size_int for the offsets.
10486 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10487 additions and also use size_int for the offsets. Perform
10488 BIT_AND_EXPR on sizetype arguments.
10489 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10490 POINTER_PLUS_EXPR for pointers and create the
10491 BIT_AND_EXPR in sizetype.
10492 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10493 instead of PLUS_EXPR for pointer addition.
10494 (rs6000_va_start): Likewise.
10495 Also use sizetype for the offset.
10496 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10497 as PLUS_EXPR/MINUS_EXPR.
10498 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10499 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10500 Don't use BIT_AND_EXPR on a pointer type, convert the
10501 expression to sizetype first.
10502 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10504 (mips_gimplify_va_arg_expr): Likewise.
10505 Don't create BIT_AND_EXPR in a pointer type.
10507 2007-06-15 Eric Christopher <echristo@apple.com>
10509 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10510 (x86_64-*-darwin*): Ditto.
10511 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10514 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10516 * doc/extend.texi: Document behavior of __attribute__((aligned))
10519 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10521 * rtlanal.c (note_stores): Improve documentation.
10523 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10525 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10526 LOCAL_LABEL_PREFIX): Delete.
10527 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10528 (bfin_internal_label): Delete.
10530 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10532 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10533 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10534 otherwise define to LIBGCC2_TF_CEXT.
10535 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10536 (LIBGCC_TF_CEXT): Ditto.
10539 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10541 PR rtl-optimization/32339
10542 * df-scan.c (df_uses_record): Don't modify flags but just add to
10543 it for df_ref_record.
10545 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10547 * tree-mudflap.c: Fix whitespace issues.
10549 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10551 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10553 2007-06-14 Eric Christopher <echristo@apple.com>
10555 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10556 (movv4sf): Use gcc_unreachable instead of abort.
10558 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10561 * config/i386/sfp-machine.h (CMPtype): New define.
10562 (mach stubs): Use CMPtype instead of int as a return type.
10564 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10566 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10567 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10568 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10569 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10570 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10571 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10572 config/soft-fp/soft-fp.h: Update from glibc CVS.
10574 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10576 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10578 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10581 * config/v850/v850.c: Include dataflow header file.
10582 (substitute_ep_register): Fix typo.
10584 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10586 * configure.ac: Fix earlier checkin.
10587 * configure: Regenerated.
10589 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10591 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10592 * aclocal.m4: Regenerate.
10593 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10594 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10595 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10596 * configure: Regenerate.
10597 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10599 * Makefile.in (quickstrap): Build libgcc too.
10601 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10603 * configure.ac: Add --enable-checking=df. Explicitly mention that
10604 the variables are initialized as for "release".
10605 * df-core.c: Use it.
10606 * configure: Regenerate.
10607 * config.in: Regenerate.
10609 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10611 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10612 validate_replace_rtx instead of replace_rtx.
10613 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10615 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10617 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10618 (DWARF2_UNWIND_INFO): Override default if configured with
10620 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10621 (ENDFILE_SPEC): Add crtend.o.
10622 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10623 (ENDFILE_SPEC): Add crtend.o.
10624 (TARGET_USE_JCR_SECTION): Define.
10625 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10627 * config/i386/cygming-crtbegin.c: New file.
10628 * config/i386/cygming-crtend.c: New file.
10630 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10632 * config/i386/w32-unwind.h: New file.
10634 2007-06-13 Eric Christopher <echristo@apple.com>
10636 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10637 the user set a value below STACK_BOUNDARY.
10639 2007-06-13 Thiemo Seufer <ths@networkno.de>
10641 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10642 imply -lpthread for -pthread.
10644 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10646 * basic-block.h: Remove the prototype for
10647 free_basic_block_vars.
10648 * cfglayout.h: Remove the prototype for
10649 insn_locators_initialize.
10650 * tree.h: Remove the prototype for emit_line_note.
10652 * tree-ssa-pre.c (mergephitemp): Remove.
10653 (init_pre): Don't use mergephitemp.
10655 2007-06-13 Eric Christopher <echristo@apple.com>
10657 * config/i386/i386.c (override_options): If we've specified
10658 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10660 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10662 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10665 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10667 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10668 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10669 (eh_store_handler): New pattern.
10670 (eh_return): Emit it instead of a plain move.
10672 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10674 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10675 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10676 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10679 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10681 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10682 (find_next_insn_start, find_load): New functions.
10683 (bfin_reorg): Use them to deal with the fact that parallel insns are
10684 no longer represented as a SEQUENCE.
10686 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10688 * config/sparc/sparc.c (sparc_override_options): Initialize
10689 fpu mask correctly.
10691 2007-06-13 Dave Korn <dave.korn@artimi.com>
10693 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10696 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10698 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10699 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10700 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10701 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10702 tree-vect-transform.c: Fix comment typos. Follow spelling
10705 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10707 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10708 to the exit block use set.
10709 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10710 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10711 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10713 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10715 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10716 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10717 to indicate an error.
10718 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10720 (dbg_cnt_process_opt): Print an error on a bad argument.
10721 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10722 * common.opt (-fdbg-cnt-list): New.
10723 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10725 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10727 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10728 flag on ref-all pointers.
10730 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10732 PR middle-end/31579
10733 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10734 for the offset with the modifier as EXPAND_INITIALIZER
10735 if the modifier is EXPAND_INITIALIZER.
10736 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10737 a register if we had an overflow.
10739 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10741 * real.c (real_isfinite): New.
10742 (real_sqrt): Use it.
10743 * real.h (real_isfinite): New.
10744 * builtins.c: Use it.
10746 2007-06-12 Ian Lance Taylor <iant@google.com>
10747 Daniel Berlin <dberlin@dberlin.org>
10750 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10751 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10752 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10753 (DECL_NO_TBAA_P): Define.
10754 (struct tree_decl_common): Add no_tbaa_flag field.
10755 * tree-ssa-structalias.c (struct variable_info): Add
10756 no_tbaa_pruning field.
10757 (new_var_info): Initialize no_tbaa_pruning field.
10758 (unify_nodes): Copy no_tbaa_pruning field.
10759 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10760 (dump_solution_for_var): Print no_tbaa_pruning flag.
10761 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10763 (compute_tbaa_pruning): New static function.
10764 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10765 Call compute_tbaa_pruning.
10766 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10767 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10768 * gimple-low.c (lower_stmt): Likewise.
10769 * tree-gimple.c (is_gimple_stmt): Likewise.
10770 * tree-ssa-operands.c (get_expr_operands): Likewise.
10771 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10772 * tree-inline.c (estimate_num_insns_1): Likewise.
10773 (copy_result_decl_to_var): Likewise.
10774 * expr.c (expand_expr_real_1): Likewise.
10775 * tree-pretty-print.c (dump_generic_node): Likewise.
10776 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10777 * omp-low.c (omp_copy_decl_2): Likewise.
10778 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10779 * doc/c-tree.texi (Expression trees): Document
10780 CHANGE_DYNAMIC_TYPE_EXPR.
10782 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10784 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10785 with !HONOR_NANS and !HONOR_INFINITIES.
10786 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10788 2007-06-12 Tristan Gingold <gingold@adacore.com>
10790 * gcov.c: Comments updated.
10791 (source_info): Add file_time field.
10792 (source_index): New variable.
10793 (mutiple_files): New variable.
10794 (generate_results): New function extracted from process_file.
10795 (process_file): Save and restore chain of functions, generate
10796 results and free structures only if not merging results.
10797 (release_structures): File names are now freed in create_file_names
10798 (create_file_names): Free previous file names.
10799 (find_source): File date is now read here and modifications in
10800 source files is checked here.
10801 (read_graph_file): Only reverse order of functions for the current
10803 (make_gcov_file_name): Do not generate long names if input_name is
10805 (output_lines): If merging results do not display graph, data and
10807 Checking source file modification is done in find_source.
10809 * doc/gcov.texi: Append an s to sourcefile.
10811 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10813 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10814 (forced_nop): New pattern.
10815 * config/bfin/bfin.c: Include "df.h".
10816 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10817 (bfin_discover_loop): Use df_get_live_in instead of
10818 global_live_at_start.
10819 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10820 df_analyze when done.
10821 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10822 the insns. Use QImode for the final insn in a bundle. Call
10823 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10825 (reorder_var_tracking_notes): New function.
10826 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10827 update_life_info. Call df_analyze after scheduling and bundle
10828 generation. Call reorder_var_tracking_notes if generating these
10829 notes. Call df_finish_pass at the end.
10831 2007-06-12 Dirk Mueller <dmueller@suse.de>
10833 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10834 a comparison, not an assignment.
10836 2007-06-12 Olivier Hainque <hainque@adacore.com>
10838 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10839 Request walking the subtrees only, leaving the current is_lhs/val_only
10841 (convert_non_local_reference): Likewise.
10843 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10845 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10847 2007-06-12 Richard Guenther <rguenther@suse.de>
10849 PR tree-optimization/15353
10850 PR tree-optimization/31657
10851 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10852 * timevar.def: Add TV_TREE_IFCOMBINE.
10853 * tree-pass.h (pass_tree_ifcombine): Declare.
10854 * tree-ssa-ifcombine.c: New file.
10855 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10856 * tree-flow.h (blocks_in_phiopt_order): Declare.
10857 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10858 (tree-ssa-ifcombine.o): New dependencies.
10860 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10862 PR rtl-optimization/32293
10863 * combine.c (simplify_if_then_else): Truncate return from
10864 nonzero_bits() to correct mode.
10866 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10868 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10869 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10871 2007-06-11 Diego Novillo <dnovillo@google.com>
10873 * Makefile.in (reload1.o-warn): Remove.
10875 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10877 * combine.c (subst): Use reg_overlap_mentioned_p
10878 instead of comparing register numbers directly.
10880 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10882 * reload1.c (mark_home_live_1): Use the mode parameter.
10884 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10886 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10887 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10889 * df-core.c: Ditto.
10891 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10893 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10895 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10897 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10898 from integer registers.
10899 (FP mode splitters): Handle TFmode.
10901 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10903 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10904 for ref-all pointers that point-to anything.
10906 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10908 * config/arm/arm.c (arm_output_dwarf_dtprel,
10909 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10911 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10913 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10914 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10917 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10919 * tree.c (signed_or_unsigned_type_for): New.
10920 (unsigned_type_for): Use signed_or_unsigned_type_for.
10921 (signed_type_for): Use signed_or_unsigned_type_for.
10922 * tree.h (signed_or_unsigned_type_for): New.
10923 (get_signed_or_unsigned_type): Remove.
10924 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10925 lang_hooks.types.signed_type
10926 (size_diffop): Likewise.
10927 (all_ones_mask_p): Likewise.
10928 (build_range_check): Likewise.
10929 (fold_cond_expr_with_comparison): Likewise.
10930 (fold_cond_expr_with_comparison): Likewise.
10931 (unextend): Likewise.
10932 (extract_muldiv_1): Likewise.
10933 (fold_single_bit_test_into_sign_test): Likewise.
10934 (fold_binary): Likewise.
10935 (fold_ternary): Likewise.
10936 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10937 instead of get_signed_or_unsigned_type.
10938 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10939 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10940 * expr.c (signed_or_unsigned_type_for): Use
10941 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10942 * langhooks.c (get_signed_or_unsigned_type): Remove.
10943 (lhd_signed_or_unsigned_type): Remove.
10944 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10945 signed_or_unsigned_type.
10946 (lhd_signed_or_unsigned_type): Remove.
10947 * expmed.c (make_tree): Use signed_type_for instead of
10948 lang_hooks.types.signed_type.
10949 * c-common.c (same_scalar_type_ignoring_signedness): Use
10950 c_common_signed_type instead of lang_hooks.types.signed_type.
10951 (c_common_unsigned_type): New.
10952 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10953 (shorten_compare): Use c_common_unsigned_type instead of
10954 c_common_signed_or_unsigned_type.
10955 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10957 * convert.c (convert_to_integer): Use signed_type_for instead of
10958 lang_hooks.types.signed_type.
10959 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10960 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10961 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10962 * c-format.c (check_format_types): Use c_common_unsigned_type
10963 instead of unsigned_type_for.
10964 * c-decl.c (groakdeclarator): Likewise.
10965 * c-typeck.c (convert_for_assignment): Likewise.
10966 * c-common.h (c_common_unsigned_type): New.
10968 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10972 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10974 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10976 PR middle-end/32279
10977 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10978 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10980 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10981 Sebastian Pop <sebpop@gmail.com>
10983 * lambda-code.c (remove_iv): New.
10984 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10986 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10988 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10989 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10990 * tree-ssa-loop-prefetch.c: Include optabs.h.
10991 (FENCE_FOLLOWING_MOVNT): New macro.
10992 (struct mem_ref): Add independent_p and storent_p fields.
10993 (record_ref): Initalize the new fields.
10994 (gather_memory_references_ref): Return true if the reference
10996 (gather_memory_references): Check whether all memory accesses
10997 in loop were recorded.
10998 (should_issue_prefetch_p): Return false for nontemporal stores.
10999 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
11000 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
11001 (determine_loop_nest_reuse): Detect independent memory references.
11002 (loop_prefetch_arrays): Call mark_nontemporal_stores.
11003 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
11004 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
11005 * config/i386/i386.h (x86_mfence): Declare.
11006 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
11007 * config/i386/i386.c (x86_mfence): New variable.
11008 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
11010 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
11011 * optabs.c (init_optabs): Initialize storent_optab.
11012 * optabs.h (enum optab_index): Add OTI_storent.
11013 (storent_optab): Declare.
11014 * genopinit.c (optabs): Add initialization for storent_optab.
11015 * tree.h (MOVE_NONTEMPORAL): New macro.
11016 * expr.c (expand_assignment, store_expr, store_constructor_field,
11017 store_constructor, store_field, expand_expr_real_1): Propagate
11018 nontemporality of the expanded store.
11019 (emit_storent_insn): New function.
11020 * expr.h (expand_assignment, store_expr): Declaration changed.
11021 * function.c (assign_parm_setup_reg): Pass false as nontemporality
11022 to expand_assignment.
11023 * stmt.c (expand_asm_expr): Ditto.
11024 * calls.c (initialize_argument_information): Pass false as
11025 nontemporality to store_expr.
11026 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
11029 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11031 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
11033 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
11035 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11037 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
11038 and allow DECL_P here.
11040 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
11042 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
11043 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
11044 track of the size of the expression.
11045 * cfghooks.c (merge_blocks): Remove block from loops structure only
11046 after call of the merge_blocks hook.
11048 2007-06-09 Tom Tromey <tromey@redhat.com>
11050 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
11051 (deprecated_state): Removed.
11052 (start_decl): Update.
11053 (enum deprecated_states): Moved earlier.
11054 (groktypename): Update.
11055 (push_parm_decl): Likewise.
11056 (grokfield): Likewise.
11057 (start_function): Likewise.
11059 2007-06-09 Ian Lance Taylor <iant@google.com>
11061 PR tree-optimization/32169
11062 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
11063 CONVERT_EXPR, check whether min and max both converted to an
11064 overflow infinity representation.
11066 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
11068 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
11069 not inserted on the edge.
11071 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11073 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11074 instructions if they are supported.
11075 (__divsi3, __umodsi3, __modsi3): Likewise.
11076 (__ashldi3, __ashrdi3, __lshrdi3): New.
11077 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11079 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11080 Tony Linthicum <tony.linthicum@amd.com>
11082 * doc/invoke.texi: Add fvect-cost-model flag.
11083 * common.opt (fvect-cost-model): New flag.
11084 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11085 cost fields in stmt_vec_info struct for STMT.
11086 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11087 fields in stmt_vec_info struct and access functions for the same.
11088 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11089 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11090 load, store and vector to scalar operation.
11091 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11092 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11093 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11094 (TARG_VEC_STORE_COST): Define cost of vector store.
11095 (vect_estimate_min_profitable_iters): Define new function.
11096 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11097 check to evaluate if loop iterations are less than minimum profitable
11098 iterations determined by cost model or minimum vect loop bound defined
11099 by user, whichever is more conservative.
11100 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11101 run-time check to evaluate if loop iterations are less than minimum
11102 profitable iterations determined by cost model or minimum vect loop
11103 bound defined by user, whichever is more conservative.
11104 (vect_estimate_min_profitable_iterations): New function to estimate
11105 mimimimum iterartions required for vector version of loop to be
11106 profitable over scalar version.
11107 (vect_model_reduction_cost): New function.
11108 (vect_model_induction_cost): New function.
11109 (vect_model_simple_cost): New function.
11110 (vect_cost_strided_group_size): New function.
11111 (vect_model_store_cost): New function.
11112 (vect_model_load_cost): New function.
11113 (vectorizable_reduction): Call vect_model_reduction_cost during
11115 (vectorizable_induction): Call vect_model_induction_cost during
11117 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11118 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11119 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11120 vectorizable_promotion, vectorizable_demotion): Call
11121 vect_model_simple_cost during analysis phase.
11123 2007-06-08 Simon Baldwin <simonb@google.com>
11125 * reg-stack.c (get_true_reg): Readability change. Moved default case
11126 label into direct switch statement scope.
11128 2007-06-08 Simon Baldwin <simonb@google.com>
11130 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11131 in gcc_assert() with '==' comparison.
11133 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11135 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11136 TARGET_ABM handling of x86_popcnt variable.
11138 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11140 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11141 __builtin_copysignq and __builtin_infq built-in functions.
11143 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11145 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11146 SSE4.2 section. Correct built-in function names in SSE4A section.
11148 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11150 PR tree-optimization/32243
11151 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11152 for ncopies after ratio check between nunits_out and nunits_in.
11153 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11155 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11157 PR tree-optimization/32224
11158 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11159 vectorization upon a non GIMPLE_MODIFY_STMT.
11161 2007-06-08 Christian Bruel <christian.bruel@st.com>
11164 * config/sh/sh.md (doloop_end): New pattern and splitter.
11165 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11167 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11169 PR middle-end/32209
11170 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11172 (verify_dominators): Do not change dominance tree.
11174 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11176 * config/sh/constraints.md: New file.
11177 * config/sh/sh.c: Include tm-constrs.h.
11178 (reg_class_from_letter): Remove.
11179 (prepare_cbranch_operands): Use satisfies_constraint_*
11180 function instead of macro.
11181 (andcosts, broken_move, sh_secondary_reload): Likewise.
11182 * config/sh/predicates.md (trapping_target_operand): Likewise.
11183 (and_operand, arith_operand, arith_reg_or_0_operand,
11184 cmp_operand, logical_operand, target_operand,
11185 ua_address_operand, ua_offset, xor_operand): Likewise.
11186 * config/sh/sh.md: Include constraints.md.
11187 (*movsicc_t_false): Use satisfies_constraint_* function
11189 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11190 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11191 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11192 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11193 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11194 (REG_CLASS_FROM_CONSTRAINT): Remove.
11195 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11196 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11197 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11198 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11199 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11200 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11201 function instead of macro.
11202 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11203 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11204 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11205 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11206 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11207 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11208 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11209 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11210 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11211 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11212 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11213 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11214 EXTRA_CONSTRAINT_STR): Likewise.
11215 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11217 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11219 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11221 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11224 * c-common.h (flag_cpp0x): Replaced by...
11225 (cxx_dialect): ... this new variable specifying the C++ dialect that
11227 * c-common.c (flag_cpp0x): Removed.
11228 (cxx_dialect): Defined.
11229 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11231 * c-opts.c (c_common_post_options): Likewise.
11232 (set_std_cxx98): Set cxx_dialect to cxx98.
11233 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11235 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11236 Hui-May Chang <hm.chang@apple.com>
11238 * doc/invoke.texi (Darwin Options): Update documentation for
11239 -mmacosx-version-min.
11240 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11241 * config/darwin-driver.c: New file.
11242 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11243 * config/t-darwin (darwin-driver.o): New rule.
11245 * config/darwin-c.c (version_as_macro): Ignore low digit.
11247 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11249 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11250 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11251 (CSGNMODE): New mode macro.
11252 (CSGNVMODE): New mode attribute.
11253 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11254 expander using CSGNMODE mode macro. Handle TFmode.
11255 (copysign<mode>3_const): Rename from copysignsf3_const and
11256 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11258 (copysign<mode>3_var): Rename from copysignsf3_var and
11259 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11261 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11262 mode macro. Handle TFmode.
11263 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11264 (iortf3, *iortf3): Ditto.
11265 (xortf3, *xortf3): Ditto.
11266 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11267 TFmode and TImode masks.
11268 (ix86_expand_copysign): Expand TFmode copysign insn.
11269 (IX86_BUILTIN_INFQ): New.
11270 (IX86_BUILTIN_FABSQ): Ditto.
11271 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11272 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11273 [__builtin_fabsq]: Ditto.
11274 [__builtin_copysignq]: Ditto.
11275 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11276 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11277 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11278 ix86_expand_binop_builtin().
11280 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11282 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11284 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11287 * rtl.h (push_to_sequence2): New.
11288 * emit-rtl.c (push_to_sequence2): New.
11289 * function.c (assign_parm_data_all): Add new fields.
11290 (assign_parm_setup_block): Call push_to_sequence2 instead of
11292 (assign_parm_setup_reg): Ditto.
11293 (assign_parm_setup_stack): Ditto.
11294 (assign_parms_unsplit_complex): Ditto.
11295 (assign_parms): Change field name.
11297 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11299 PR tree-optimization/32220
11300 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11301 phi node is reached before defining statement.
11303 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11306 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11307 after changing the right hand side of the assignment.
11309 2007-06-06 Eric Christopher <echristo@apple.com>
11311 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11312 (x86_64-*-darwin*): Ditto.
11313 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11314 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11316 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11318 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11319 coding conventions.
11320 (add_key): Likewise.
11321 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11322 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11324 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11326 (add_cost_one_coalesce): Likewise.
11327 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11328 variable names. Rename orig to orig_name for consistency.
11329 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11330 coding conventions.
11331 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11333 (record_equivalences_from_stmt): Likewise.
11334 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11335 the coding conventions.
11336 (memory_ssa_name_same): Likewise.
11337 (dse_optimize_stmt): Likewise.
11338 (dse_record_phis): Likewise.
11339 (dse_finalize_block): Likewise.
11340 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11341 keywords as variable names.
11342 (may_move_till): Cast according to the coding conventions.
11343 (force_move_till_expr): Avoid using C++ keywords as variable names.
11344 (force_move_till): Cast according to the coding conventions.
11345 (memref_hash): Likewise.
11346 (memref_eq): Likewise.
11347 (gather_mem_refs_stmt): Likewise.
11348 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11349 using C++ keywords as variable names.
11350 (idx_find_step): Cast according to the coding conventions.
11351 (idx_record_use): Likewise.
11352 (find_depends): Likewise.
11353 (prepare_decl_rtl): Likewise.
11354 (mbc_entry_hash): Likewise.
11355 (mbc_entry_eq): Likewise.
11356 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11357 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11358 (idx_infer_loop_bounds): Cast according to the coding conventions.
11359 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11360 * tree-ssa-math-opts.c (occ_new ): Likwise.
11361 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11363 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11365 (add_use_op): Likewise.
11366 (add_vop): Likewise.
11367 (add_vuse_op): Likewise.
11368 (add_vdef_op): Likewise.
11369 (get_expr_operands): Likewise.
11370 (push_stmt_changes): Use type safe memory macros.
11371 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11372 keywords as variable names.
11373 (conditional_replacement): Likewise.
11374 (minmax_replacement): Likewise.
11375 (abs_replacement): Likewise.
11376 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11377 coding conventions.
11378 (insert_fake_stores): Avoid using C++ keywords as variable names.
11379 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11381 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11382 (heapvar_insert): Use type safe memory macros.
11383 (new_var_info): Cast according to the coding conventions.
11384 (new_constraint): Likewise.
11385 (remove_preds_and_fake_succs): Use type safe memory macros.
11386 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11388 (thread_single_edge): Likewise.
11389 (thread_through_loop_header): Likewise.
11391 2007-06-06 Eric Christopher <echristo@apple.com>
11393 * config/i386/i386.c (override_options): Move handling
11394 of TARGET_SUBTARGET* earlier.
11396 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11398 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11401 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11403 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11404 emited outside of basic block.
11405 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11406 the created blocks.
11407 * rtl.h (delete_insn_chain): Declaration changed.
11408 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11410 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11411 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11412 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11413 to delete_insn_chain.
11414 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11415 do not have bb field set.
11416 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11418 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11419 * cfgcleanup.c (try_optimize_cfg): Ditto.
11421 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11423 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11424 (lambda_body_vector_new): Use type safe memory macros.
11425 (lambda_linear_expression_new): Likewise.
11426 (lambda_loopnest_new): Likewise.
11427 (lambda_lattice_new): Likewise.
11428 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11429 conventions. Use type safe memory macros.
11430 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11431 (lambda_body_vector_s): Likewise.
11432 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11433 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11435 2007-06-06 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11438 if we need to schedule cfg_cleanup.
11439 (tree_ssa_forward_propagate_single_use_vars): Do so.
11441 2007-06-06 Ian Lance Taylor <iant@google.com>
11443 * fold-const.c (merge_ranges): If range_successor or
11444 range_predecessor fail, just return 0.
11446 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11448 PR tree-optimization/32216
11449 * tree-vectorizer.c (supportable_widening_operation): Determine
11450 signedness of FIX_TRUNC_EXPR from output operand.
11451 (supportable_narrowing_operation): Ditto.
11452 * tree-vect-generic.c (expand_vector_operations_1): Determine
11453 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11454 from input operand.
11456 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11458 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11459 (struct pta): ...from here. Change flags to unsigned to avoid
11460 excessive casting (as it is used as a bit mask).
11461 (override_options): Add casts according to the coding convenventions.
11462 (x86_64_elf_unique_section): Likewise.
11463 (examine_argument): Avoid using C++ keywords as variable names.
11464 (construct_container): Likewise.
11465 (legitimize_pic_address): Likewise.
11466 (get_dllimport_decl): Cast according to the coding conventions. Use
11467 type safe memory macros.
11468 (legitimize_address): Cast according to the coding conventions.
11469 (emit_i387_cw_initialization): Corrected the type of slot to enum
11471 (ix86_init_machine_status): Use type safe memory macros.
11472 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11473 (bdesc_pcmpistr): Likewise.
11474 (bdesc_crc32): Likewise.
11475 (bdesc_sse_3arg): Likewise.
11476 (bdesc_2arg): Likewise.
11477 (bdesc_1arg): Likewise.
11478 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11479 (ix86_expand_sse_pcmpistr): Likewise.
11480 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11481 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11482 int to match the langhook definition.
11483 (ix86_builtin_conversion): Change the type of code to unsigned init to
11484 match the langhook definition.
11485 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11487 (ix86_preferred_output_reload_class): Likewise.
11488 (ix86_cannot_change_mode_class): Likewise.
11489 (ix86_memory_move_cost): Likewise.
11490 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11491 avoid excessive casting later on.
11492 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11494 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11496 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11497 as flags setting insn.
11498 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11500 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11502 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11503 (UNSPEC_ROUND): New.
11504 ("sse4_1_round<mode>2"): New insn pattern.
11505 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11507 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11508 expander using SSEMODEF mode macro. Expand using
11509 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11510 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11511 expander using SSEMODEF mode macro. Expand using
11512 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11513 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11514 expander using SSEMODEF mode macro. Expand using
11515 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11516 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11517 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11518 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11521 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11522 Sebastian Pop <sebpop@gmail.com>
11524 * lambda.h (build_linear_expr): New.
11525 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11526 Use build_linear_expr, call fold and force_gimple_operand.
11527 (lambda_loopnest_to_gcc_loopnest): Check that there is
11528 something to insert.
11529 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11531 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11533 PR preprocessor/23479
11534 * doc/extend.texi: Document the 0b-prefixed binary integer
11535 constant extension.
11537 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11539 PR tree-optimization/32215
11540 * tree-vectorizer.c (supportable_widening_operation): Return false
11541 for unsupported FIX_TRUNC_EXPR tree code.
11542 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11544 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11546 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11547 register on SPE targets. Change documentation to reflect
11549 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11550 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11551 out of the register allocation pool.
11552 (rs6000_reg_live_or_pic_offset_p): New function.
11553 (rs6000_emit_prologue): Move the actual saving of LR up to free
11554 r0 for holding r11. Split saving of SPE 64-bit registers into
11555 its own case. Ensure that offsets will always be in-range for
11556 'evstdd' by using r11 as a scratch register to point at the start
11557 of the SPE save area. Save r11 if necessary, as it is the static
11559 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11560 into its own case. Ensure that offsets will always be in-range
11561 for 'evldd' by using r11 as a scratch register to point at the
11562 start of the SPE save area. Also adjust r11 when restoring
11563 the stack pointer to compensate for pre-loading r11.
11565 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11567 * cfg.c (init_flow): Use type safe memory macros.
11568 (alloc_block): Likewise.
11569 (unchecked_make_edge): Likewise.
11570 (dump_flow_info): Avoid using C++ keywords as variable names.
11571 (copy_original_table_clear): Cast according to the coding conventions.
11572 (copy_original_table_set): Likewise.
11573 * cfgexpand (label_rtx_for_bb): Likewise.
11574 (expand_gimple_basic_block): Likewise.
11575 * cfghooks.c (dump_bb): Likewise.
11576 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11578 (lv_add_condition_to_bb): Likewise.
11579 * cfglayout (relink_block_chain): Cast according to the coding
11581 (fixup_reorder_chain): Likewise.
11582 (fixup_fallthru_exit_predecessor): Likewise.
11583 * cfgloop.c (glb_enum_p): Likewise.
11584 (get_exit_description): Likewise.
11585 (dump_recorded_exit): Likewise.
11586 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11587 (struct loop): ... from here.
11588 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11590 * cfgrtl.c (rtl_create_basic_block): Likewise.
11591 (rtl_split_block): Likewise.
11592 (rtl_dump_bb): Likewise.
11593 (cfg_layout_split_block): Likewise.
11594 (init_rtl_bb_info): Use typesafe memory macros.
11596 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11597 * graphds.h: Updated all usages of edge to graph_edge.
11598 * graphds.c: Likewise.
11599 * cfgloopanal.c: Likewise.
11601 2007-06-05 Ian Lance Taylor <iant@google.com>
11603 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11604 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11605 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11607 (test_for_singularity): Likewise.
11609 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11611 * config/i386/constraints.md ("Y2"): Replaced by ...
11613 * config/i386/i386.md: Likewise.
11614 * config/i386/mmx.md: Likewise.
11615 * config/i386/sse.md: Likewise.
11617 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11619 * config/i386/constraints.md ("z"): Replaced by ...
11621 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11622 (sse4_1_blendvps): Likewise.
11623 (sse4_1_pblendvb): Likewise.
11624 (sse4_2_pcmpestr): Likewise.
11625 (sse4_2_pcmpestrm): Likewise.
11626 (sse4_2_pcmpestr_cconly): Likewise.
11627 (sse4_2_pcmpistr): Likewise.
11628 (sse4_2_pcmpistrm): Likewise.
11629 (sse4_2_pcmpistr_cconly): Likewise.
11631 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11633 * matrix-reorg.c (transform_access_sites): Fix computation.
11634 (transform_allocation_sites): Same.
11636 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11638 * config/i386/i386.c (override_options): Use
11639 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11641 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11643 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11644 (nonimm_not_xmm0_operand): Ditto.
11645 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11646 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11647 as operand[2] predicate. Require "z" class XMM register for
11648 operand[3]. Adjust asm template.
11649 ("sse4_1_blendvpd"): Ditto.
11650 ("sse4_1_pblendvb"): Ditto.
11651 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11652 force op2 into xmm0 register for variable blend instructions.
11654 2007-06-04 Tom Tromey <tromey@redhat.com>
11656 * c-tree.h (start_enum): Update.
11657 (build_enumerator): Likewise.
11658 * c-decl.c (enum_next_value): Removed.
11659 (enum_overflow): Likewise.
11660 (start_enum): Add c_enum_contents argument. Don't use globals.
11661 (build_enumerator): Likewise.
11662 * c-tree.h (struct c_enum_contents): New struct.
11664 2007-06-04 Tom Tromey <tromey@redhat.com>
11666 * c-common.c (c_common_get_alias_set): Fix indentation.
11668 2007-06-04 Ian Lance Taylor <iant@google.com>
11670 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11671 to overflow, reduce overflow infinity to regular infinity.
11672 (vrp_var_may_overflow): New static function.
11673 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11675 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11677 * stor-layout.c (layout_type): Remove duplicate code.
11679 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11682 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11683 before build_common_builtin_nodes ().
11685 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11688 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11690 2007-06-04 Jan Hubicka <jh@suse.cz>
11692 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11693 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11694 instead of _stat version.
11696 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11698 PR tree-optimization/32194
11699 * tree-predcom.c (determine_offset): Check that both references have
11702 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11704 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11705 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11706 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11707 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11708 Add argument to iterate_fix_dominators call.
11709 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11710 * gcse.c (hoist_code): Change domby to vector.
11711 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11712 Add argument to iterate_fix_dominators call.
11713 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11714 recompute_dominator.
11715 * lambda-code.c (perfect_nestify): Ditto.
11716 * cfgloopanal.c: Include graphds.h.
11717 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11718 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11719 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11721 * graphds.c: New file.
11722 * graphds.h: New file.
11723 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11724 (get_dominated_by, get_dominated_by_region): Change return type to
11726 (verify_dominators): Recompute all dominators and compare the results.
11727 (recount_dominator): Renamed to ...
11728 (recompute_dominator): ... this. Do not check that the block is
11729 dominated by entry.
11730 (iterate_fix_dominators): Reimplemented.
11731 (prune_bbs_to_update_dominators, root_of_dom_tree,
11732 determine_dominators_for_sons): New functions.
11733 * et-forest.c (et_root): New function.
11734 * et-forest.h (et_root): Declare.
11735 * Makefile.in (graphds.o): Add.
11736 (cfgloopanal.o): Add graphds.h dependency.
11737 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11738 * basic-block.h (get_dominated_by, get_dominated_by_region,
11739 iterate_fix_dominators): Declaration changed.
11740 (recount_dominator): Renamed to ...
11741 (recompute_dominator): ... this.
11742 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11743 (thread_through_all_blocks): Do not free dominance info.
11745 2007-06-03 Andreas Schwab <schwab@suse.de>
11747 * config/m68k/m68k.c (override_options): Don't override
11749 * config/m68k/m68k-modes.def (SF, DF): Define to use
11750 motorola_single_format and motorola_double_format, resp.
11751 * real.c (motorola_single_format): Renamed from
11752 coldfire_single_format.
11753 (motorola_double_format): Renamed from coldfire_double_format.
11754 (encode_ieee_extended): Generate a proper canonical NaN image
11755 respecting canonical_nan_lsbs_set.
11756 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11758 * real.h: Adjust declarations.
11760 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11763 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11764 the symbol is generated with the stack protector.
11766 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11768 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11769 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11771 * doc/extend.texi (interrupt): Mention m68k.
11773 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11775 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11776 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11777 (ix86_expand_sse_pcmpestr): Do not check operands for
11778 "register_operand", when insn operand predicate is "register_operand".
11779 (ix86_expand_sse_pcmpistr): Ditto.
11781 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11782 Uros Bizjak <ubizjak@gmail.com>
11784 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11785 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11786 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11787 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11788 * config/i386/constraints.md ("z"): New register constraint
11789 for members of SSE_FIRST_REG class.
11790 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11791 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11792 SSE_FIRST_REG class.
11793 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11794 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11795 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11796 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11797 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11798 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11799 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11800 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11801 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11802 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11803 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11804 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11805 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11806 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11807 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11808 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11809 (struct builtin_description): Change "flag" field to unsigned.
11810 (bdesc_pcmpestr): New builtin description table.
11811 (bdesc_pcmpistr): Likewise.
11812 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11813 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11814 Initialize pcmp[ei]str[im] insns for SSE4.2.
11815 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11816 (ix86_expand_sse_pcmpistr): Likewise.
11817 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11818 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11819 (UNSPEC_PCMPISTR): Likewise.
11820 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11821 (sse4_2_pcmpestri):New isns pattern.
11822 (sse4_2_pcmpestrm): Likewise.
11823 (sse4_2_pcmpestr_cconly): Likewise.
11824 (sse4_2_pcmpistr): New insn patern and splitter.
11825 (sse4_2_pcmpistri):New isns pattern.
11826 (sse4_2_pcmpistrm): Likewise.
11827 (sse4_2_pcmpistr_cconly): Likewise.
11828 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11831 2007-06-01 David Daney <ddaney@avtrex.com>
11833 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11834 LOADGP_ABSOLUTE and not binds_local_p.
11836 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11838 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11840 2007-06-01 Ian Lance Taylor <iant@google.com>
11842 * tree-vrp.c (compare_name_with_value): Always set
11843 used_strict_overflow if we get a result from the variable itself.
11845 2007-06-01 Ian Lance Taylor <iant@google.com>
11847 PR rtl-optimization/31455
11848 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11849 subregs which have a cast between modes which are not tieable.
11851 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11853 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11854 breaks after return statements.
11856 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11858 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11859 only after no_new_pseudos.
11861 2007-05-31 Eric Christopher <echristo@apple.com>
11863 * expr.c (convert_move): Assert that we don't have a BLKmode
11865 (store_expr): Handle BLKmode moves by calling emit_block_move.
11867 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11869 * c-typeck.c (build_indirect_ref): Include type in error message.
11870 (build_binary_op): Pass types to binary_op_error.
11871 * c-common.c (binary_op_error): Take two type arguments, print out
11873 * c-common.h (binary_op_error): Update prototype.
11875 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11877 * config/i386/i386.c: Correct coments on -mno-sse4.
11879 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11881 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11882 (x86_64-*-*): Likewise.
11883 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11884 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11885 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11886 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11887 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11888 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11889 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11890 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11891 (OPTION_MASK_ISA_SSE4): Likewise.
11892 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11893 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11894 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11895 (override_options): Support SSE4.2.
11896 (ix86_build_const_vector): Support SImode and DImode.
11897 (ix86_build_signbit_mask): Likewise.
11898 (ix86_expand_int_vcond): Support V2DImode.
11899 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11900 (IX86_BUILTIN_CRC32HI): Likewise.
11901 (IX86_BUILTIN_CRC32SI): Likewise.
11902 (IX86_BUILTIN_CRC32DI): Likewise.
11903 (IX86_BUILTIN_PCMPGTQ): Likewise.
11904 (bdesc_crc32): Likewise.
11905 (bdesc_sse_3arg): Likewise.
11906 (ix86_expand_crc32): Likewise.
11907 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11908 (ix86_expand_builtin): Likewise.
11909 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11910 __SSE4_2__ for -msse4.2.
11911 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11912 (CRC32MODE): Likewise.
11913 (crc32modesuffix): Likewise.
11914 (crc32modeconstraint): Likewise.
11915 (sse4_2_crc32<mode>): Likewise.
11916 (sse4_2_crc32di): Likewise.
11917 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11919 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11920 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11921 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11922 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11923 (vcondu<mode>): Likewise.
11924 * doc/extend.texi: Document SSE4.2 built-in functions.
11925 * doc/invoke.texi: Document -msse4.2/-msse4.
11927 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11929 PR tree-optimization/32160
11930 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11931 variable as gimple reg.
11932 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11934 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11936 * gcc.c (main): Don't consider linker options when issuing the
11937 warning about a linker input file not being used.
11939 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11941 * tree-vrp.c (compare_names): Initialize sop.
11943 2007-05-30 Dirk Mueller <dmueller@suse.de>
11945 * cgraphunit.c (cgraph_analyze_function): Remove
11946 computation of inline parameters.
11948 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11950 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11952 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11954 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11955 Add vx-common.h. Include vxworks.h between vx-common.h and
11957 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11959 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11960 (TARGET_ASM_DESTRUCTOR): Likewise.
11961 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11962 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11963 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11964 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11965 (VXWORKS_ENDIAN_SPEC): Define.
11966 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11967 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11968 VXWORKS_* equivalents.
11969 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11970 (ASM_FILE_START): Delete.
11971 (TARGET_VERSION): Reformat.
11972 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11973 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11974 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11975 (FPBIT, DPBIT): Define.
11976 (fp-bit.c, dp-bit.c): New rules.
11977 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11978 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11979 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11980 * config/arm/arm.h: Include vxworks-dummy.h.
11981 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11982 Mark with ATTRIBUTE_UNUSED.
11983 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11984 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11985 make it incompatible with -msingle-pic-base.
11986 (arm_function_ok_for_sibcall): Return false for calls that might
11987 go through a VxWorks PIC PLT entry.
11988 (require_pic_register): New function, split out from...
11989 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11991 (arm_load_pic_register): Handle the VxWorks RTP initialization
11992 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11993 (arm_emit_call_insn): New function.
11994 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11995 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11996 (pic_offset_arm): New pattern.
11997 (call, call_value): Use arm_emit_call_insn.
11998 (call_internal, call_value_internal): New expanders.
11999 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
12000 VxWorks unless __PIC__.
12002 2007-05-30 Eric Christopher <echristo@gmail.com>
12004 * genrecog.c: Include regs.h in generated file.
12005 * genemit.c: Ditto. Fix up formatting.
12006 * config/mn10300/constraints.md: New.
12007 * config/mn10300/mn10300.md: Include.
12008 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
12009 Fix up for removed macro.
12010 * config/mn10300/predicates.md (call_address_operand): Ditto.
12011 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
12012 (CONST_OK_FOR_I): Ditto.
12013 (CONST_OK_FOR_J): Ditto.
12014 (CONST_OK_FOR_K): Ditto.
12015 (CONST_OK_FOR_L): Ditto.
12016 (CONST_OK_FOR_M): Ditto.
12017 (CONST_OK_FOR_N): Ditto.
12018 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
12022 (EXTRA_CONSTRAINT): Ditto.
12024 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
12028 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
12029 OPTION_MASK_ISA_64BIT.
12030 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
12032 2007-05-30 Richard Guenther <rguenther@suse.de>
12034 PR middle-end/32152
12035 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
12036 types for comparison.
12037 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
12038 with original typed arguments.
12039 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
12041 2007-05-30 Jakub Jelinek <jakub@redhat.com>
12043 PR tree-optimization/31769
12044 * except.c (duplicate_eh_regions): Clear prev_try if
12045 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
12047 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
12049 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
12050 * tree-ssa-sink.c (statement_sink_location): Return basic block and
12051 bsi of the location where statements should be inserted.
12052 (sink_code_in_bb): Take bsi from statement_sink_location.
12053 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
12054 instead of bsi_start.
12055 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
12057 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
12058 (bsi_move_before): Document inconsistency with bsi_move_after.
12059 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
12061 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12063 * config/i386/i386.h (TARGET_ABM): New define.
12064 (TARGET_POPCNT): Ditto.
12065 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
12066 New temporary defines to redefine from OPTION_ISA_* defines.
12067 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
12068 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
12069 (ix86_isa_flags): New extern int declaration.
12070 (TARGET_SUBTARGET_DEFAULT): New define.
12071 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12072 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12073 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12074 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12075 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12076 * config/i386/darwin.h: Change TARGET_64BIT define to
12079 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12080 using existing "ix86_isa_flags" varible.
12081 (m32, m64): Use existing "ix86_isa_flags" variable.
12082 (mmmx, m3dnow): Ditto.
12083 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12084 (mabm): Define as non-negative option using "x86_abm" variable.
12085 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12087 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12088 Rewrite feature test bitmap.
12089 (ix86_isa_flags): New initialized global int varible.
12090 (ix86_isa_flags_explicit): New static int variable.
12091 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12092 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12093 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12094 target_flags_explicit.
12095 (override_options): Remove "target_enable" and "target_disable" fields
12096 from "struct ptt". Update processor_target_table accordingly. Remove
12097 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12098 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12099 "target_flags" and "ix86_isa_flags_explicit" instead of
12100 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12101 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12102 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12103 to true when either of PTA_POPCNT or PTA_ABM is set in
12104 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12105 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12106 processor_alias_table flags entry. Remove handling of
12107 "target_enable" and "target_disable" fields of processor_target_table.
12108 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12109 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12110 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12111 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12112 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12114 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12116 2007-05-29 David Daney <ddaney@avtrex.com>
12119 * config/mips/mips.c (mips_output_mi_thunk): Emit
12120 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12122 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12123 * config/i386/i386.c (ix86_function_regparm): Added checking of
12124 ix86_force_align_arg_pointer to determine the number of
12125 register parameters.
12127 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12129 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12130 (SET_DR_MISALIGNMENT): New.
12131 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12132 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12133 Use SET_DR_MISALIGNMENT.
12134 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12136 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12137 find_loop_nest): Export.
12138 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12139 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12140 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12141 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12143 (struct mem_ref): Add field reuse_distance.
12144 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12145 Initialize reuse_distance field.
12146 (issue_prefetch_ref): Select temporality of prefetch according to
12148 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12149 self_reuse_distance, determine_loop_nest_reuse): New functions.
12150 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12151 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12152 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12155 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12157 * tree-ssa-alias.c: Add aliasing overview.
12159 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12160 Danny Smith <dannysmith@users.sourceforge.net>
12163 * config/i386/t-crtfm: Compile crtfastmath.o with
12164 -minline-all-stringops.
12165 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12166 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12168 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12170 * doc/md.texi: Document constraints on HP PA-RISC.
12172 * pa/constraints.md: New file.
12173 * pa.md: Include constraints.md.
12174 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12175 (integer_store_memory_operand, ldil_cint_p): New functions.
12176 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12177 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12178 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12179 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12180 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12182 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12185 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12186 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12187 case POSTDECREMENT_EXPR>): Return the error_mark_node
12188 if either the real or imaginary parts would an
12191 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12193 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12194 name when we remove it from a call.
12196 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12198 * targhooks.c (default_narrow_bitfield): Remove.
12199 * targhooks.h: Remove the prototype for
12200 default_narrow_bitfield.
12202 * langhooks-def.h: Remove the prototype for
12203 hook_get_alias_set_0.
12204 * langhooks.c (hook_get_alias_set_0): Remove.
12206 * global.c (EXECUTE_IF_CONFLICT): Remove.
12208 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12211 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12212 return true when truth_value_p is true and the type
12215 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12217 * doc/install.texi (Prerequisites): We no longer require Autoconf
12218 2.13 for the top-level.
12220 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12222 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12223 memory access via x86_expand_vector_move_misalign() only for
12224 TImode values on 32-bit targets.
12226 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12228 * matrix-reorg.c: New file. Implement matrix flattening and
12229 transposing optimization.
12230 * tree-pass.h: Add matrix reorg pass.
12231 * common.opt: Add fipa-mreorg flag.
12232 * Makefile.in: Add matrix-reorg.c.
12233 * passes.c: Add matrix reorg pass.
12234 * varpool.c (add_new_static_var): New function.
12235 * cgraph.h (add_new_static_var): Declare.
12237 2007-05-27 Eric Christopher <echristo@apple.com>
12239 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12240 sp_offset depending on stack size. Save r12 depending
12241 on registers we're saving later.
12242 (rs6000_emit_epilogue): Update sp_offset depending only
12245 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12247 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12248 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12249 * ifcvt.c (if_convert): Ditto.
12250 * tree-ssa-threadupdate.c (thread_block): Ditto.
12251 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12252 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12253 verify_loop_closed_ssa): Check number_of_loops instead of
12255 * predict.c (tree_estimate_probability): Ditto.
12256 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12257 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12258 * modulo-sched.c (sms_schedule): Ditto.
12259 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12260 (scev_finalize): Do not do anything if scev analysis was not
12262 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12263 current_loops == NULL.
12264 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12265 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12266 there are no loops.
12267 (loop_optimizer_finalize): Assert that loops were analyzed.
12268 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12269 rtl_doloop): Check number_of_loops instead of current_loops.
12270 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12271 current_loops == NULL.
12272 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12273 gate_tree_vectorize tree_linear_transform, check_data_deps,
12274 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12275 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12276 Check number_of_loops instead of current_loops.
12277 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12278 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12279 free loops if available.
12280 (execute_pre): Do not pass do_fre to fini_pre.
12282 2007-05-27 Tobias Burnus <burnus@net-b.de>
12284 PR middle-end/32083
12285 * real.c (mpfr_from_real): Fix sign of -Inf.
12287 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12289 * tree-vect-transform.c (vectorizable_conversion): Initialize
12290 tree_code variables to ERROR_MARK.
12291 (vectorizable_type_demotion): Likewise.
12292 (vectorizable_type_promotion): Likewise.
12294 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12297 * config/i386/i386.md (movti): Handle push operands via
12298 ix86_expand_push().
12300 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12302 * basic-block.h: Remove the prototype for merge_seq_blocks.
12303 * cfgcleanup.c (merge_seq_blocks): Remove.
12305 * tree-flow.h: Remove the prototype for is_aliased_with.
12306 * tree-ssa-alias.c (is_aliased_with): Remove.
12308 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12310 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12312 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12314 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12315 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12316 (vec_unpacks_hi_v16qi): Likewise.
12317 (vec_unpacku_lo_v16qi): Likewise.
12318 (vec_unpacks_lo_v16qi): Likewise.
12319 (vec_unpacku_hi_v8hi): Likewise.
12320 (vec_unpacks_hi_v8hi): Likewise.
12321 (vec_unpacku_lo_v8hi): Likewise.
12322 (vec_unpacks_lo_v8hi): Likewise.
12323 (vec_unpacku_hi_v4si): Likewise.
12324 (vec_unpacks_hi_v4si): Likewise.
12325 (vec_unpacku_lo_v4si): Likewise.
12326 (vec_unpacks_lo_v4si): Likewise.
12328 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12330 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12331 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12332 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12333 follow spelling conventions in various
12334 warning/error/diagnostic messages.
12336 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12337 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12338 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12339 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12340 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12341 * doc/tm.texi: Follow spelling conventions.
12343 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12346 * tree-ssa-forwprop.c
12347 (forward_propagate_addr_into_variable_array_index): Remove
12348 the lhs argument. Use the type of def_rhs instead of lhs.
12349 (forward_propagate_addr_expr_1): Update use of
12350 forward_propagate_addr_into_variable_array_index.
12352 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12353 Nigel Stephens <nigel@mips.com>
12355 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12356 function attributes, "far" being an alias for "long_call".
12357 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12358 (mips_near_type_p, mips_far_type_p): New.
12359 (mips_comp_type_attributes): New function to check that attributes
12360 attached to a function type are compatible.
12361 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12362 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12363 to the target function of the thunk.
12364 (mips_encode_section_info): Check for "near" and "far" function
12365 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12367 * config/mips/predicates.md (const_call_insn_operand): Test only
12368 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12370 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12373 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12374 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12375 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12376 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12378 2007-05-25 Eric Christopher <echristo@apple.com>
12380 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12381 to x86-darwin configurations.
12382 * config/i386/t-darwin: Add softfp support.
12383 * config/i386/t-darwin64: Ditto.
12384 * config/i386/sfp-machine.h: If mach then don't use
12385 aliasing, emit a stub to call.
12387 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12389 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12390 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12391 tree-predcom.c, tree-ssa-alias-warnings.c,
12392 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12393 comment typos. Follow spelling conventions.
12394 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12396 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12399 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12400 constants into memory. Expand unaligned memory references for
12401 SSE modes via x86_expand_vector_move_misalign() function.
12403 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12405 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12406 "memory" attribute for "sseishft" type insn without operands[2].
12408 2007-05-25 Dirk Mueller <dmueller@suse.de>
12409 Marcus Meissner <meissner@suse.de>
12411 * doc/extend.texi (alloc_size): New attribute.
12412 * c-common.c (handle_alloc_size_attribute): New.
12413 * tree-object-size.c (alloc_object_size): Use alloc_size
12414 attribute, if available.
12416 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12418 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12420 (__builtin_ia32_vec_ext_v2di): Likewise.
12421 (__builtin_ia32_vec_ext_v4si): Likewise.
12422 (__builtin_ia32_vec_ext_v8hi): Likewise.
12423 (__builtin_ia32_vec_ext_v16qi): Likewise.
12424 (__builtin_ia32_vec_set_v8hi): Likewise.
12426 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12428 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12430 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12432 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12433 (arm_is_longcall_p): Rename to...
12434 (arm_is_long_call_p): ...this. Take a single tree argument and
12436 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12437 (CUMULATIVE_ARGS): Remove call_cookie.
12438 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12439 (ENCODED_LONG_CALL_ATTR_P): Delete.
12440 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12441 LONG_CALL_FLAG_CHAR cases.
12442 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12443 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12444 ARM_DECLARE_FUNCTION_SIZE.
12445 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12446 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12447 (arm_encode_call_attribute, current_file_function_operand): Delete.
12448 (arm_function_in_section_p): New function.
12449 (arm_is_longcall_p): Rename to...
12450 (arm_is_long_call_p): ...this. Take the target function as a single
12451 argument and return a bool. Do not rely on call cookies. Check
12452 whether the target symbol is in the same section as the current
12453 function, not just the same compilation unit.
12454 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12455 (arm_encode_section_info): Don't encode a call type.
12456 * config/arm/arm.md (call, call_value): Update calls to
12457 arm_is_long(_)call_p. Simplify logic.
12458 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12459 Update calls to arm_is_long(_)call_p.
12461 2007-05-25 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/31982
12464 * tree-ssa-forwprop.c
12465 (forward_propagate_addr_into_variable_array_index): Handle arrays
12466 with element size one.
12468 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12470 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12471 (umulsi3_highpart): Likewise.
12473 2007-05-24 Ian Lance Taylor <iant@google.com>
12475 PR rtl-optimization/32069
12476 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12479 2007-05-24 Ollie Wild <aaw@google.com>
12481 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12484 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12486 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12487 (oprs_unchanged_p): Use it to check all registers in a REG.
12488 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12489 (reg_set_between_after_reload_p): Delete.
12490 (reg_used_between_after_reload_p): Likewise.
12491 (reg_set_or_used_since_bb_start): Likewise.
12492 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12493 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12494 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12495 * rtlanal.c (reg_set_p): Check whether REG overlaps
12496 regs_invalidated_by_call, rather than just checking the
12497 membership of REGNO (REG).
12499 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12501 * doc/passes.texi: Document predictive commoning.
12502 * doc/invoke.texi (-fpredictive-commoning): Document.
12503 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12504 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12505 adding indices to the generated name.
12506 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12507 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12508 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12509 (op_symbol_code): ... and exported.
12510 (dump_omp_clause, op_symbol): Use op_symbol_code
12511 instead of op_symbol_1.
12512 * tree-pass.h (pass_predcom): Declare.
12513 * timevar.def (TV_PREDCOM): New timevar.
12514 * tree-ssa-loop.c (run_tree_predictive_commoning,
12515 gate_tree_predictive_commoning, pass_predcom): New.
12516 * tree-data-ref.c (find_data_references_in_loop): Find the
12517 references in dominance order.
12518 (canonicalize_base_object_address): Ensure that the result has
12520 (dr_analyze_innermost): Export.
12521 (create_data_ref): Code to fail for references with invariant
12523 (find_data_references_in_stmt): ... here.
12524 * tree-data-ref.h (dr_analyze_innermost): Declare.
12525 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12526 (aff_combination_find_elt, name_expansion_hash,
12527 name_expansion_eq, tree_to_aff_combination_expand,
12528 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12530 * tree-affine.h (aff_combination_constant_multiple_p,
12531 tree_to_aff_combination_expand): Declare.
12532 * tree-predcom.c: New file.
12533 * common.opt (fpredictive-commoning): New option.
12534 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12535 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12536 * Makefile.in (tree-predcom.o): Add.
12537 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12538 * passes.c (init_optimization_passes): Add dceloop after
12539 copy propagation in loop optimizer. Add predictive commoning
12540 to loop optimizer passes.
12542 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12544 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12547 2007-05-24 Jan Hubicka <jh@suse.cz>
12549 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12551 (genheader): Include statistics.h.
12553 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12555 * print-rtl.c (flag_dump_unnumbered): Update comments.
12556 (print_rtl): Fix my previous change.
12557 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12560 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12562 PR middle-end/32018
12563 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12565 (thread_through_all_blocks): Call initialize_original_copy_tables
12566 and free_original_copy_tables.
12567 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12569 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12570 * cfghooks.c (duplicate_block): Use get_loop_copy.
12571 * cfg.c: Include cfgloop.h.
12572 (loop_copy): New hash table.
12573 (initialize_original_copy_tables): Initialize loop_copy table.
12574 (free_original_copy_tables): Free loop_copy table.
12575 (copy_original_table_clear, copy_original_table_set,
12576 set_loop_copy, get_loop_copy): New functions.
12577 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12578 * cfgloop.h (struct loop): Remove copy field.
12579 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12580 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12582 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12584 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12585 -msse/-msse2/-msse3.
12587 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12589 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12590 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12592 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12595 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12596 * targhooks.h (default_mangle_decl_assembler_name): Declare
12598 * targhooks.c (default_mangle_decl_assembler_name): Define
12600 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12602 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12603 * langhooks.c (lhd_set_decl_assembler_name): Call
12604 targetm.mangle_decl_assembler_name for names with global scope.
12606 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12608 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12609 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12611 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12612 New. Factored out of i386_pe_encode_section_info.
12613 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12614 Move check for prior decoration of stdcall
12615 symbols to i386_pe_encode_section_info.
12616 (i386_pe_encode_section_info): Adjust call to
12617 gen_stdcall_or_fastcall_suffix. Use
12618 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12619 (i386_pe_mangle_decl_assembler_name): New. Wrap
12620 i386_pe_maybe_mangle_decl_assembler_name.
12622 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12624 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12625 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12626 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12627 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12628 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12631 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12632 Nigel Stephens <nigel@mips.com>
12633 Richard Sandiford <richard@codesourcery.com>
12635 Fix up MIPS16 hard float and add support for complex.
12637 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12638 (TARGET_SOFT_FLOAT_ABI): New.
12639 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12640 __mips_soft_float to reflect the ABI in use, not whether the
12641 FPU is directly accessible (e.g., in MIPS16 mode).
12642 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12643 (UNITS_PER_FPVALUE): Likewise.
12645 * config/mips/mips.c (mips_expand_call): Remove redundant
12646 TARGET_MIPS16 check.
12647 (mips_arg_regno): New.
12648 (function_arg_advance): When setting bits in cum->fp_code for
12649 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12651 (function_arg): Use mips_arg_regno.
12652 (mips_return_mode_in_fpr_p): New.
12653 (mips16_call_stub_mode_suffix): New.
12654 (mips16_cfun_returns_in_fpr_p): New.
12655 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12656 (mips_output_function_prologue): Test mips16_hard_float, not
12657 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12658 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12659 return value into a floating-point register.
12660 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12661 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12662 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12663 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12664 word of double arguments from or to the high bits of 64-bit
12665 floating point registers.
12666 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12667 (mips16_fpret_double): New helper function.
12668 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12669 support for complex modes. Fill in DECL_RESULT for stubdecl.
12670 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12672 * config/mips/mips16.S
12673 (RET, ARG1, ARG2): New.
12674 (MERGE_GPRf, MERGE_GPRt): New.
12675 (DELAYt, DELAYf): New.
12676 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12677 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12678 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12679 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12680 (SFOP): Renamed to...
12681 (OPSF3): This, and macro-ified. Updated all uses.
12682 (SFOP2): Renamed to...
12683 (OPSF2): This, and macro-ified. Updated all uses.
12684 (SFCMP): Renamed to...
12685 (CMPSF): This, and macro-ified. Updated all uses.
12686 (SFREVCMP): Renamed to...
12687 (REVCMPSF): This, and macro-ified. Updated all uses.
12688 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12689 (LDDBL1, LDDBL2, RETDBL): Deleted.
12690 (DFOP): Renamed to...
12691 (OPDF3): This, and macro-ified. Updated all uses.
12692 (DFOP2): Renamed to...
12693 (OPDF2): This, and macro-ified. Updated all uses.
12694 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12695 (DFCMP): Renamed to...
12696 (CMPDF): This, and macro-ified. Updated all uses.
12697 (DFREVCMP): Renamed to...
12698 (REVCMPDF): This, and macro-ified. Updated all uses.
12699 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12700 (RET_FUNCTION): New.
12701 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12702 (__mips16_ret_sc, __mips16_ret_dc): New.
12703 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12704 STUB_ARGS_6, STUB_ARGS_10): New.
12705 (CALL_STUB_NO_RET): New.
12706 (__mips16_call_stub_1): Macro-ified.
12707 (__mips16_call_stub_5): Macro-ified.
12708 (__mips16_call_stub_2): Macro-ified.
12709 (__mips16_call_stub_6): Macro-ified.
12710 (__mips16_call_stub_9): Macro-ified.
12711 (__mips16_call_stub_10): Macro-ified.
12712 (CALL_STUB_RET): New.
12713 (__mips16_call_stub_sf_0): Macro-ified.
12714 (__mips16_call_stub_sf_1): Macro-ified.
12715 (__mips16_call_stub_sf_5): Macro-ified.
12716 (__mips16_call_stub_sf_2): Macro-ified.
12717 (__mips16_call_stub_sf_6): Macro-ified.
12718 (__mips16_call_stub_sf_9): Macro-ified.
12719 (__mips16_call_stub_sf_10): Macro-ified.
12720 (__mips16_call_stub_df_0): Macro-ified.
12721 (__mips16_call_stub_df_1): Macro-ified.
12722 (__mips16_call_stub_df_5): Macro-ified.
12723 (__mips16_call_stub_df_2): Macro-ified.
12724 (__mips16_call_stub_df_6): Macro-ified.
12725 (__mips16_call_stub_df_9): Macro-ified.
12726 (__mips16_call_stub_df_10): Macro-ified.
12727 (__mips16_call_stub_sc_0): New.
12728 (__mips16_call_stub_sc_1): New.
12729 (__mips16_call_stub_sc_5): New.
12730 (__mips16_call_stub_sc_2): New.
12731 (__mips16_call_stub_sc_6): New.
12732 (__mips16_call_stub_sc_9): New.
12733 (__mips16_call_stub_sc_10): New.
12734 (__mips16_call_stub_dc_0): New.
12735 (__mips16_call_stub_dc_1): New.
12736 (__mips16_call_stub_dc_5): New.
12737 (__mips16_call_stub_dc_2): New.
12738 (__mips16_call_stub_dc_6): New.
12739 (__mips16_call_stub_dc_9): New.
12740 (__mips16_call_stub_dc_10): New.
12742 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12743 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12744 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12746 2007-05-23 Ian Lance Taylor <iant@google.com>
12748 * doc/invoke.texi (Invoking GCC): Document that the order of the
12751 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12754 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12755 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12756 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12760 * config/score/score.c (score_print_operand): Make sure that only
12761 lower bits are used.
12763 2007-05-22 Ian Lance Taylor <iant@google.com>
12765 * tree-vrp.c (avoid_overflow_infinity): New static function,
12766 broken out of set_value_range_to_value.
12767 (set_value_range_to_value): Call avoid_overflow_infinity.
12768 (extract_range_from_assert): Likewise.
12770 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12772 PR middle-end/31095
12773 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12774 change the type before looking for a COMPOUND_EXPR.
12776 2007-05-22 Ian Lance Taylor <iant@google.com>
12778 * lower-subreg.c (decompose_multiword_subregs): If we change an
12779 insn, call remove_retval_note on it.
12781 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12783 * regs.h (end_hard_regno): New function.
12784 (END_HARD_REGNO, END_REGNO): New macros.
12785 (add_to_hard_reg_set): New function.
12786 (remove_from_hard_reg_set): Likewise.
12787 (in_hard_reg_set_p): Likewise.
12788 (overlaps_hard_reg_set_p): Likewise.
12789 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12790 (note_btr_set): Use END_HARD_REGNO.
12791 * caller-save.c (setup_save_areas): Use end_hard_regno.
12792 (mark_set_regs): Use END_HARD_REGNO.
12793 (add_stored_regs): Use end_hard_regno.
12794 (mark_referenced_regs): Use add_to_hard_reg_set.
12795 * combine.c (update_table_tick): Use END_REGNO.
12796 (record_value_for_reg): Likewise.
12797 (record_dead_and_set_regs): Likewise.
12798 (get_last_value_validate): Likewise.
12799 (use_crosses_set_p): Likewise.
12800 (reg_dead_at_p_1): Likewise.
12801 (reg_dead_at_p): Likewise.
12802 (mark_used_regs_combine): Use add_to_hard_reg_set.
12803 (move_deaths): Use END_HARD_REGNO.
12804 (reg_bitfield_target_p): Use end_hard_regno.
12805 (distribute_notes): Use END_HARD_REGNO.
12806 * cse.c (mention_regs): Use END_REGNO.
12807 (insert): Use add_to_hard_reg_set.
12808 (invalidate): Use END_HARD_REGNO.
12809 (invalidate_for_call): Likewise.
12810 (exp_equiv_p): Use END_REGNO.
12811 (cse_insn): Likewise.
12812 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12813 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12814 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12815 * function.c (keep_stack_depressed): Use end_hard_regno.
12816 * global.c (global_alloc): Use end_hard_regno.
12817 (global_conflicts): Use add_to_hard_reg_set instead of
12819 (find_reg): Likewise.
12820 (mark_reg_store): Likewise.
12821 (mark_reg_conflicts): Likewise.
12822 (mark_reg_death): Use remove_from_hard_reg_set.
12823 (mark_reg_live_nc): Delete.
12824 (set_preference): Use end_hard_regno.
12825 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12826 remove_from_hard_reg_set.
12827 (post_mark_life): Use add_to_hard_reg_set.
12828 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12829 (reg_becomes_live): Use add_to_hard_reg_set.
12830 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12831 (peep2_find_free_register): Use add_to_hard_reg_set.
12832 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12833 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12834 * regrename.c (note_sets): Use add_to_hard_reg_set.
12835 (clear_dead_regs): Use remove_from_hard_reg_set.
12836 (regrename_optimize): Use add_to_hard_reg_set.
12837 (find_oldest_value_reg): Use in_hard_reg_set_p.
12838 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12839 (hard_reg_set_here_p): Use end_hard_regno.
12840 (decompose): Likewise.
12841 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12842 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12843 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12844 (mark_home_live): Use end_hard_regno.
12845 (spill_hard_reg): Likewise.
12846 (clear_reload_reg_in_use): Likewise.
12847 * reorg.c (delete_prior_computation): Use END_REGNO.
12848 * resource.c (update_live_status): Use END_HARD_REGNO.
12849 (mark_referenced_resources): Use add_to_hard_reg_set.
12850 (mark_set_resources): Likewise.
12851 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12852 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12853 (reg_overlap_mentioned_p): Likewise.
12854 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12855 (covers_regno_no_parallel_p): Use END_REGNO.
12856 (find_regno_note): Likewise.
12857 (find_reg_fusage): Use END_HARD_REGNO.
12858 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12859 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12861 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12863 * mode-switching.c (reg_dies): Change type of second argument to
12865 (optimize_mode_switching): Update accordingly.
12867 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12869 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12871 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12872 (hard_reg_set_empty_p): ...these new functions.
12873 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12874 GO_IF_HARD_REG_SUBSET.
12875 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12876 instead of GO_IF_HARD_REG_EQUAL.
12877 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12878 instead of GO_IF_HARD_REG_EQUAL.
12879 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12880 GO_IF_HARD_REG_SUBSET.
12881 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12882 GO_IF_HARD_REG_EQUAL.
12883 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12884 of GO_IF_HARD_REG_SUBSET.
12885 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12886 instead of GO_IF_HARD_REG_EQUAL.
12887 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12888 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12889 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12890 of GO_IF_HARD_REG_SUBSET,
12891 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12892 GO_IF_HARD_REG_SUBSET.
12893 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12894 instead of GO_IF_HARD_REG_EQUAL.
12895 * config/sh/sh.c (push_regs, calc_live_regs): Use
12896 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12897 (hard_regs_intersect_p): Delete.
12899 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12901 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12903 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12904 Richard Henderson <rth@redhat.com>
12906 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12908 (x86_64-*-*): Likewise.
12910 * i386/i386-modes.def (V2QI): New.
12912 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12914 (override_options): Support SSE4.1.
12915 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12916 (IX86_BUILTIN_BLENDPS): Likewise.
12917 (IX86_BUILTIN_BLENDVPD): Likewise.
12918 (IX86_BUILTIN_BLENDVPS): Likewise.
12919 (IX86_BUILTIN_PBLENDVB128): Likewise.
12920 (IX86_BUILTIN_PBLENDW128): Likewise.
12921 (IX86_BUILTIN_DPPD): Likewise.
12922 (IX86_BUILTIN_DPPS): Likewise.
12923 (IX86_BUILTIN_INSERTPS128): Likewise.
12924 (IX86_BUILTIN_MOVNTDQA): Likewise.
12925 (IX86_BUILTIN_MPSADBW128): Likewise.
12926 (IX86_BUILTIN_PACKUSDW128): Likewise.
12927 (IX86_BUILTIN_PCMPEQQ): Likewise.
12928 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12929 (IX86_BUILTIN_PMAXSB128): Likewise.
12930 (IX86_BUILTIN_PMAXSD128): Likewise.
12931 (IX86_BUILTIN_PMAXUD128): Likewise.
12932 (IX86_BUILTIN_PMAXUW128): Likewise.
12933 (IX86_BUILTIN_PMINSB128): Likewise.
12934 (IX86_BUILTIN_PMINSD128): Likewise.
12935 (IX86_BUILTIN_PMINUD128): Likewise.
12936 (IX86_BUILTIN_PMINUW128): Likewise.
12937 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12938 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12939 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12940 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12941 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12942 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12943 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12944 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12945 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12946 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12947 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12948 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12949 (IX86_BUILTIN_PMULDQ128): Likewise.
12950 (IX86_BUILTIN_PMULLD128): Likewise.
12951 (IX86_BUILTIN_ROUNDPD): Likewise.
12952 (IX86_BUILTIN_ROUNDPS): Likewise.
12953 (IX86_BUILTIN_ROUNDSD): Likewise.
12954 (IX86_BUILTIN_ROUNDSS): Likewise.
12955 (IX86_BUILTIN_PTESTZ): Likewise.
12956 (IX86_BUILTIN_PTESTC): Likewise.
12957 (IX86_BUILTIN_PTESTNZC): Likewise.
12958 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12959 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12960 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12961 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12962 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12963 (bdesc_ptest): New.
12964 (bdesc_sse_3arg): Likewise.
12965 (bdesc_2arg): Likewise.
12966 (bdesc_1arg): Likewise.
12967 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12969 (ix86_expand_sse_4_operands_builtin): New.
12970 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12971 smaller than 8 bits as the 2nd arg.
12972 (ix86_expand_sse_ptest): New.
12973 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12974 (ix86_expand_vector_set): Support SSE4.1.
12975 (ix86_expand_vector_extract): Likewise.
12977 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12978 __SSE4_1__ for -msse4.1.
12980 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12981 (UNSPEC_INSERTPS): Likewise.
12982 (UNSPEC_DP): Likewise.
12983 (UNSPEC_MOVNTDQA): Likewise.
12984 (UNSPEC_MPSADBW): Likewise.
12985 (UNSPEC_PHMINPOSUW): Likewise.
12986 (UNSPEC_PTEST): Likewise.
12987 (UNSPEC_ROUNDP): Likewise.
12988 (UNSPEC_ROUNDS): Likewise.
12990 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12992 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12993 (const_pow2_1_to_32768_operand): Likewise.
12995 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12998 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
13000 (sse4_1_insertps): Likewise.
13001 (*sse4_1_extractps): Likewise.
13002 (sse4_1_ptest): Likewise.
13003 (sse4_1_mulv2siv2di3): Likewise.
13004 (*sse4_1_mulv4si3): Likewise.
13005 (*sse4_1_smax<mode>3): Likewise.
13006 (*sse4_1_umax<mode>3): Likewise.
13007 (*sse4_1_smin<mode>3): Likewise.
13008 (*sse4_1_umin<mode>3): Likewise.
13009 (sse4_1_eqv2di3): Likewise.
13010 (*sse4_1_pinsrb): Likewise.
13011 (*sse4_1_pinsrd): Likewise.
13012 (*sse4_1_pinsrq): Likewise.
13013 (*sse4_1_pextrb): Likewise.
13014 (*sse4_1_pextrb_memory): Likewise.
13015 (*sse4_1_pextrw_memory): Likewise.
13016 (*sse4_1_pextrq): Likewise.
13017 (sse4_1_blendpd): Likewise.
13018 (sse4_1_blendps): Likewise.
13019 (sse4_1_blendvpd): Likewise.
13020 (sse4_1_blendvps): Likewise.
13021 (sse4_1_dppd): Likewise.
13022 (sse4_1_dpps): Likewise.
13023 (sse4_1_movntdqa): Likewise.
13024 (sse4_1_mpsadbw): Likewise.
13025 (sse4_1_packusdw): Likewise.
13026 (sse4_1_pblendvb): Likewise.
13027 (sse4_1_pblendw): Likewise.
13028 (sse4_1_phminposuw): Likewise.
13029 (sse4_1_extendv8qiv8hi2): Likewise.
13030 (*sse4_1_extendv8qiv8hi2): Likewise.
13031 (sse4_1_extendv4qiv4si2): Likewise.
13032 (*sse4_1_extendv4qiv4si2): Likewise.
13033 (sse4_1_extendv2qiv2di2): Likewise.
13034 (*sse4_1_extendv2qiv2di2): Likewise.
13035 (sse4_1_extendv4hiv4si2): Likewise.
13036 (*sse4_1_extendv4hiv4si2): Likewise.
13037 (sse4_1_extendv2hiv2di2): Likewise.
13038 (*sse4_1_extendv2hiv2di2): Likewise.
13039 (sse4_1_extendv2siv2di2): Likewise.
13040 (*sse4_1_extendv2siv2di2): Likewise.
13041 (sse4_1_zero_extendv8qiv8hi2): Likewise.
13042 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
13043 (sse4_1_zero_extendv4qiv4si2): Likewise.
13044 (*sse4_1_zero_extendv4qiv4si2): Likewise.
13045 (sse4_1_zero_extendv2qiv2di2): Likewise.
13046 (*sse4_1_zero_extendv2qiv2di2): Likewise.
13047 (sse4_1_zero_extendv4hiv4si2): Likewise.
13048 (*sse4_1_zero_extendv4hiv4si2): Likewise.
13049 (sse4_1_zero_extendv2hiv2di2): Likewise.
13050 (*sse4_1_zero_extendv2hiv2di2): Likewise.
13051 (sse4_1_zero_extendv2siv2di2): Likewise.
13052 (*sse4_1_zero_extendv2siv2di2): Likewise.
13053 (sse4_1_roundpd): Likewise.
13054 (sse4_1_roundps): Likewise.
13055 (sse4_1_roundsd): Likewise.
13056 (sse4_1_roundss): Likewise.
13057 (mulv4si3): Don't expand for SSE4.1.
13058 (smax<mode>3): Likewise.
13059 (umaxv4si3): Likewise.
13060 (uminv16qi3): Likewise.
13061 (umin<mode>3): Likewise.
13062 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
13064 * doc/extend.texi: Document SSE4.1 built-in functions.
13066 * doc/invoke.texi: Document -msse4.1.
13068 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
13070 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13071 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13072 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13073 (ASM_SPEC): Add asm_pcrel_spec.
13074 (EXTRA_SPECS): Add asm_pcrel_spec.
13076 2007-05-21 David Daney <ddaney@avtrex.com>
13078 * doc/install.texi (Building a cross compiler): Add requirements
13079 for Java cross compiler.
13081 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13083 PR middle-end/31995
13084 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13085 Add loopno argument. Use evolution_function_is_invariant_rec_p
13086 instead of evolution_function_is_constant_p.
13087 Update calls to evolution_function_is_affine_multivariate_p.
13088 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13089 Add loopno argument.
13090 * tree-scalar-evolution.c (gather_chrec_stats): Call
13091 evolution_function_is_affine_multivariate_p with a loop
13093 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13094 (analyze_overlapping_iterations): Likewise.
13095 (access_functions_are_affine_or_constant_p): Likewise.
13096 (build_classic_dist_vector_1): If the access functions
13097 are equal, don't do anything.
13099 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13100 Paolo Carlini <pcarlini@suse.de>
13101 Uros Bizjak <ubizjak@gmail.com>
13103 * c-cppbuiltin.c (c_cpp_builtins): Define
13104 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13105 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13106 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13107 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13109 2007-05-21 Mike Stump <mrs@apple.com>
13111 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13113 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13115 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13117 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13118 implementation if __OPTIMIZE__ is not defined.
13119 (_mm_alignr_pi8): Ditto.
13120 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13121 (_mm_inserti_si64): Ditto.
13122 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13123 (_mm_slli_epi16): Ditto.
13124 (_mm_slli_epi32): Ditto.
13125 (_mm_slli_epi64): Ditto.
13126 (_mm_srai_epi16): Ditto.
13127 (_mm_srai_epi32): Ditto.
13128 (_mm_srli_si128): Ditto.
13129 (_mm_slli_si128): Ditto.
13130 (_mm_srli_epi16): Ditto.
13131 (_mm_srli_epi32): Ditto.
13132 (_mm_srli_epi64): Ditto.
13133 (_mm_extract_epi16): Ditto.
13134 (_mm_insert_epi16): Ditto.
13135 (_mm_shufflehi_epi16): Ditto.
13136 (_mm_shufflelo_epi16): Ditto.
13137 (_mm_shuffle_epi32): Ditto.
13138 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13139 (_m_pextrw): Ditto.
13140 (_mm_insert_pi16): Ditto.
13141 (_m_pinsrw): Ditto.
13142 (_mm_shuffle_pi16): Ditto.
13143 (_m_pshufw): Ditto.
13144 (_mm_shufle_ps): Ditto.
13145 (_mm_prefetch): Ditto.
13147 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13149 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13150 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13151 * real.c (encode_i370_single, decode_i370_single,
13152 encode_i370_double, decode_i370_double): Functions removed.
13153 (i370_single_format, i370_double_format): Initializations removed.
13154 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13155 Consider the log2_b field to always be one.
13156 (ieee_single_format, mips_single_format, coldfire_single_format,
13157 ieee_double_format, mips_double_format, coldfire_double_format,
13158 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13159 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13160 ibm_extended_format, mips_extended_format, ieee_quad_format,
13161 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13162 decimal_single_format, decimal_double_format, decimal_quad_format,
13163 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13164 initialization of log2_b.
13165 * real.h (i370_single_format, i370_double_format): Declarations
13167 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13168 field to always be one.
13170 2007-05-21 Andreas Schwab <schwab@suse.de>
13172 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13173 NOTE_INSN_BASIC_BLOCK_P.
13174 (process_for_unwind_directive): Likewise.
13176 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13178 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13179 * function.h (struct function): Move va_list_gpr_size,
13180 va_list_fpr_size, function_frequency to front of bitfields. Add
13182 (current_function_calls_unwind_init): New.
13183 * except.c (expand_builtin_unwind_init): Set
13184 current_function_calls_unwind_init not
13185 current_function_has_nonlocal_label.
13186 * reload1.c (has_nonexceptional_receiver): New.
13187 (reload): Use it and current_function_calls_unwind_init to
13188 determine whether call-saved regs must be saved.
13190 2007-05-20 Jan Hubicka <jh@suse.cz>
13192 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13193 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13194 * ddg.c (create_ddg): LIkewise.
13195 * final.c (final): Remove hunk moving line number notes around since
13196 they are no longer present at this stage.
13197 (final_scan_insn): Use NOTE_KIND instead of
13198 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13199 (output_asm_label): Likewise.
13200 * reorg.c (dbr_schedule): Likewise.
13201 * haifa-sched.c (unlink_other_notes): Likewise.
13202 * mode-switching.c (optimize_mode_switching): Likewise.
13203 * graph.c (start_bb): Likewise.
13204 * rtl.def (NOTE): Update description.
13205 * jump.c (squeeze_notes): Delete.
13206 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13207 NOTE_INSN_BASIC_BLOCK_P when possible.
13208 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13209 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13210 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13211 (dwarf2out_var_location): Likewise.
13212 * cfgbuild.c (make_edges): Likewise.
13213 (find_basic_blocks_1): Likewise.
13214 * function.c (reorder_blocks_1): Likewise.
13215 (epilogue_done): Likewise.
13216 (reposition_prologue_and_epilogue_notes): Likewise.
13217 * print-rtl.c (print_rtx): Likewise; drop code for printing
13219 (print_rtl): Likewise.
13220 (print_rtl_single): Likewise.
13221 * gcse.c (insert_insn_start_bb): Likewise.
13222 * alias.c (init_alias_analysis): Likewise.
13223 * calls.c (fixup_tail_calls): Likewise.
13224 * except.c (sjlj_emit_function_enter): Likewise.
13225 * emit-rtl.c (add_insn_after): Likeiwse.
13226 (emit_label_before): Likewise.
13227 (emit_label_after): Likewise.
13228 (emit_note_before, emit_note_after, emit_note): Update
13229 parameter to be enum insn_note; do not deal with source
13231 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13232 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13234 (merge_blocks_move_successor_nojumps): Simplify now when
13235 we don't have BLOCK notes.
13236 (try_optimize_cfg): Likewise.
13237 * cfglayout.c (skip_insns_after_block): Likewise.
13238 (record_effective_endpoints): Likewise.
13239 (duplicate_insn_chain): Likewise.
13240 * varasm.c (output_constant_pool_1): Likewise.
13241 * sched-deps.c (sched_analyze): Likewise.
13242 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13244 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13245 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13246 (SET_INSN_DELETED): Simplify.
13247 (NOTE_LINE_NUMBER): Exterminate.
13248 (NOTE_LINE_KIND): New.
13249 (NOTE_INSN_BASIC_BLOCK_P): Update.
13250 (enum insn_note): Simplify.
13251 (GET_NOTE_INSN_NAME) Simplify.
13252 (emit_note_before, emit_note_after, emit_note): Update prototype.
13253 (squeeze_notes): Remove.
13254 * sched-int.h (NOTE_NOT_BB_P): Update.
13255 * resource.c (mark_target_live_regs): Update.
13256 * sched-rgn.c (debug_dependencies): Update.
13257 * sched-vis.c (print_insn): Update.
13258 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13259 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13260 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13261 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13262 (split_branches): Update.
13263 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13265 (sh_adjust_unroll_max): Exterminate.
13266 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13267 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13268 (m68hc11_reorg): Likewise.
13269 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13270 (emit_predicate_relation_info): Update.
13271 (process_for_unwind_directive): Update.
13272 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13273 (output_call): Update.
13274 * config/pa/pa.c (output_lbranch): Update.
13275 (output_millicode_call): Update.
13276 (output_call): Update.
13277 (pa_combine_instructions): Update.
13278 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13279 * config/bfin/bfin.c (gen_one_bundle): Update.
13280 * cfgrtl.c (can_delete_note_p): Update.
13281 (delete_insn): Update.
13282 (rtl_merge_blocks): Update.
13283 (commit_one_edge_insertion): Update.
13284 (rtl_verify_flow_info): Update.
13285 * stmt.c (expand_case): Do not call squeeze_notes.
13287 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13294 * c.opt (Wtype-limits): New.
13295 * doc/invoke.texi (Wtype-limits): Document it.
13296 (Wextra): Enabled by -Wextra.
13297 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13298 * c-common.c (shorten_compare): Warn with Wtype-limits.
13300 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13302 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13303 inlined function, not as a macro.
13304 (_mm_alignr_pi8): Ditto.
13305 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13306 (_mm_inserti_si64): Ditto.
13307 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13308 (_mm_extract_epi16): Ditto.
13309 (_mm_insert_epi16): Ditto.
13310 (_mm_shufflehi_epi16): Ditto.
13311 (_mm_shufflelo_epi16): Ditto.
13312 (_mm_shuffle_epi32): Ditto.
13313 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13314 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13316 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13318 (_m_to_float): Use C89 compatible assignment.
13320 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13323 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13325 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13328 * doc/invoke.texi (Wreturn-type): Complete description.
13329 (Wextra): Delete item about return-type warning.
13330 * c-decl.c: Delete redundant Wextra warning.
13332 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13335 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13336 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13337 inlined function, not as a macro.
13338 (_mm_prefetch): Ditto.
13339 (_m_pextrw): Ditto.
13340 (_mm_insert_pi16): Ditto.
13341 (_m_pinsrw): Ditto.
13342 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13343 (_m_pshufw): Ditto. Add const to __N argument.
13344 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13345 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13346 (_mm_slli_epi32): Ditto.
13347 (_mm_srli_si128): Implement as always inlined function, not as a
13348 macro. Add __inline to function declaration.
13349 (_mm_slli_si128): Ditto.
13351 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13353 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13354 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13356 (struct fenv): New structure.
13357 (FP_HANDLE_EXCEPTIONS): New define.
13358 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13359 (_FP_DECL_EXP): New define.
13360 (FP_INIT_ROUNDMODE): New define.
13361 (FP_ROUNDMODE): New define.
13363 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13365 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13366 (Wconversion): Update description.
13367 (Wconversion-sign): New.
13368 * c.opt (Wconversion-sign): New.
13369 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13370 means disabled for C++. Otherwise, take the status of Wconversion.
13371 * c-common.c (conversion_warning): Warn with either Wconversion or
13373 (warnings_for_convert_and_check): Conditions are already checked by
13374 conversion_warning.
13375 (convert_and_check): Don't check warnings if the conversion failed.
13377 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13378 Anatoly Sokolov <aesok@dol.ru>
13380 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13381 avr_epilogue_uses) : Add declaration.
13382 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13383 * config/avr/constraints.md (R): New constraint.
13384 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13385 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13386 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13387 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13388 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13389 call_prologue_saves, epilogue_restores, return_from_epilogue,
13390 return_from_main_epilogue, return_from_interrupt_epilogue,
13391 return_from_naked_epilogue, prologue, epilogue): New patterns.
13392 (jump): Handle symbol reference.
13393 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13394 avr_output_function_prologue, avr_output_function_epilogue): Remove
13396 (avr_init_machine_status, expand_prologue, expand_epilogue,
13397 avr_asm_function_end_prologue, avr_epilogue_uses,
13398 avr_asm_function_begin_epilogue): New functions.
13399 (prologue_size, epilogue_size, jump_tables_size): Remove global
13401 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13402 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13403 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13404 (avr_override_options): Initialise init_machine_status.
13405 (output_movhi): Handle all stack pointer loads.
13406 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13407 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13408 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13409 (EPILOGUE_USES) Redefine.
13410 (machine_function) Declare.
13412 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13414 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13415 Use a single return statement.
13417 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13419 PR middle-end/30250
13420 * builtins.c (do_mpfr_lgamma_r): New.
13421 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13422 * tree.h (CASE_FLT_FN_REENT): New.
13424 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13426 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13427 (output_die): Use 'unsigned long' with %x.
13428 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13429 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13430 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13432 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13434 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13439 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13440 true if function has no argument.
13442 2007-05-18 DJ Delorie <dj@redhat.com>
13444 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13445 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13447 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13449 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13450 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13451 count_trailing_zeros.
13452 (__i386__): Implement count_leading_zeros using __builtin_clz().
13453 Implement count_trailing_zeros usign __builtin_ctz().
13455 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13457 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13459 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13461 PR middle-end/31344
13462 * expr.c (emit_move_change_mode): Change mode of push operands here.
13464 2007-05-17 Ian Lance Taylor <iant@google.com>
13466 PR tree-optimization/31953
13467 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13468 Change all callers.
13469 (set_value_range_to_null): Call set_value_range_to_value.
13470 (extract_range_from_comparison): Likewise.
13472 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13474 * toplev.c (print_version): Output GMP/MPFR version info.
13476 * builtins.c (CASE_MATHFN_REENT): New macro.
13477 (mathfn_built_in): Use it.
13478 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13479 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13480 BUILT_IN_LGAMMAL_R): New.
13481 * doc/extend.texi: Document new builtins.
13483 PR middle-end/31796
13484 * builtins.c (do_mpfr_remquo): New.
13485 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13486 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13488 PR middle-end/30251
13489 * builtins.c (fold_builtin_1): Handle y0, y1.
13490 (fold_builtin_2): Handle yn.
13492 PR middle-end/30251
13493 * builtins.c (do_mpfr_bessel_n): New.
13494 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13495 (fold_builtin_2): Handle BUILT_IN_JN.
13497 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13500 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13501 TYPE_PRECISION (intmax_type_node).
13503 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13506 * reload.c (subst_reloads): Remove checking.
13508 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13510 PR rtl-optimization/31691
13511 * combine.c (simplify_set): Build a new src pattern instead of
13512 substituting its operands in the COMPARE case.
13514 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13516 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13517 (execute_vrp): Preserve loops through jump threading.
13518 * tree-ssa-threadupdate.c (thread_single_edge,
13519 dbds_continue_enumeration_p, determine_bb_domination_status,
13520 thread_through_loop_header): New functions.
13521 (create_edge_and_update_destination_phis,
13522 create_edge_and_update_destination_phis): Set loops for the new blocks.
13523 (prune_undesirable_thread_requests): Removed.
13524 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13526 (thread_block): Do not call prune_undesirable_thread_requests.
13528 (mark_threaded_blocks): Select edges to thread here.
13529 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13530 Thread edges through loop headers independently.
13531 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13532 * tree-pass.h (TODO_mark_first_instance): New.
13533 (first_pass_instance): Declare.
13534 * cfghooks.c (duplicate_block): Put the block to the original loop
13535 if copy is not specified.
13536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13537 jump threading. Pass may_peel_loop_headers to
13538 thread_through_all_blocks according to first_pass_instance.
13539 * cfgloop.h (create_preheader): Declare.
13540 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13541 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13542 * passes.c (first_pass_instance): New variable.
13543 (next_pass_1): Set TODO_mark_first_instance.
13544 (execute_todo): Set first_pass_instance.
13546 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13548 PR tree-optimization/24659
13549 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13550 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13551 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13552 OTI_vec_pack_ufix_trunc.
13553 (vec_unpacks_float_hi_optab): Define new macro.
13554 (vec_unpacks_float_lo_optab): Ditto.
13555 (vec_unpacku_float_hi_optab): Ditto.
13556 (vec_unpacku_float_lo_optab): Ditto.
13557 (vec_pack_sfix_trunc_optab): Ditto.
13558 (vec_pack_ufix_trunc_optab): Ditto.
13559 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13560 and vec_pack_[s|u]fix_trunc_optab using
13561 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13562 * tree-vectorizer.c (supportable_widening_operation): Handle
13563 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13564 (supportable_narrowing_operation): New function.
13565 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13566 * tree-vect-transform.c (vectorizable_conversion): Handle
13567 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13568 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13569 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13570 to check for target support.
13571 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13572 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13573 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13574 for VEC_PACK_FIX_TRUNC_EXPR.
13575 (expand_binop): Special case mode of the result for
13576 vec_pack_[u|s]fix_trunc_optab.
13577 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13578 vec_pack_[u|s]fix_trunc_optab.
13580 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13581 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13582 * tree-pretty-print.c (dump_generic_node): Handle
13583 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13584 VEC_PACK_FIX_TRUNC_EXPR.
13586 * expr.c (expand_expr_real_1): Ditto.
13587 * tree-inline.c (estimate_num_insns_1): Ditto.
13588 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13590 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13591 (vec_unpacks_float_lo_v8hi): Ditto.
13592 (vec_unpacku_float_hi_v8hi): Ditto.
13593 (vec_unpacku_float_lo_v8hi): Ditto.
13594 (vec_unpacks_float_hi_v4si): Ditto.
13595 (vec_unpacks_float_lo_v4si): Ditto.
13596 (vec_pack_sfix_trunc_v2df): Ditto.
13598 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13600 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13601 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13602 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13603 [vec_pack_ufix_trunc]: Ditto.
13604 [vec_unpacks_float_hi]: Ditto.
13605 [vec_unpacks_float_lo]: Ditto.
13606 [vec_unpacku_float_hi]: Ditto.
13607 [vec_unpacku_float_lo]: Ditto.
13609 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13611 * soft-fp/README: Update for new files.
13612 * soft-fp/floattisf.c: New file.
13613 * soft-fp/floattidf.c: New file.
13614 * soft-fp/floattitf.c: New file.
13615 * soft-fp/floatuntisf.c: New file.
13616 * soft-fp/floatuntidf.c: New file.
13617 * soft-fp/floatuntitf.c: New file.
13618 * soft-fp/fixsfti.c: New file.
13619 * soft-fp/fixdfti.c: New file.
13620 * soft-fp/fixtfti.c: New file.
13621 * soft-fp/fixunssfti.c: New file.
13622 * soft-fp/fixunsdfti.c: New file.
13623 * soft-fp/fixunstfti.c: New file.
13624 * soft-fp/extendxftf.c: New file.
13625 * soft-fp/trunctfxf.c: New file.
13627 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13628 (__trunctfxf2): Ditto.
13630 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13631 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13632 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13633 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13634 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13635 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13637 * config/i386/t-fprules-softfp64: New file.
13638 * config/i386/sfp-machine.h: New file.
13639 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13640 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13641 and soft-fp/t-softfp to tmake_file.
13642 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13643 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13645 * config/i386/t-linux64 (softfp_wrap_start): New.
13646 (softfp_wrap_end): New.
13647 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13648 supported for TARGET_64BIT.
13650 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13652 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13653 c_common_unsigned_type behavior.
13655 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13657 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13660 2007-05-16 Eric Christopher <echristo@apple.com>
13662 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13663 saving after stack push. Set sp_offset whenever we push.
13664 (rs6000_emit_epilogue): Move altivec register restore before
13667 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13669 * configure.ac: Allow sysroots to be relocated under $prefix as
13670 well as $exec_prefix.
13671 * configure: Regenerate.
13673 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13677 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13679 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13680 (gcc_tooldir): Likewise.
13681 * configure: Regenerate.
13682 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13683 old configure.ac gcc_tooldir setting.
13684 (prefix_to_exec_prefix): New variable.
13685 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13686 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13688 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13690 * c-typeck.c (build_binary_op): Return early for error.
13692 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13694 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13695 struct nb_iter_bound.
13696 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13697 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13698 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13699 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13700 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13701 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13702 (del_scev_info): Use ggc_free.
13703 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13704 * loop-init.c: Include ggc.h.
13705 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13706 (loop_optimizer_finalize): Use ggc_free.
13707 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13708 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13709 pass_iv_optimize): Add TODO_ggc_collect.
13710 * function.h (struct function): Remove skip marker from
13712 * cfgloop.c: Include ggc.h.
13713 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13715 (establish_preds): Vector superloops is gc allocated.
13716 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13718 (flow_loops_find): Vector larray is gc allocated.
13719 (loop_exit_free): Use ggc_free.
13720 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13721 that head of exits list is now not a part of struct loop.
13722 (record_loop_exits): Allocate exits table in gc memory.
13723 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13724 that head of exits list is now not a part of struct loop.
13725 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13726 struct loop_exit): Add GTY marker.
13727 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13728 Add skip marker to aux field. Make head of exits list a separate
13730 (struct loops): Add GTY marker. Make larray vector gc allocated.
13731 Add param marker to exits table.
13732 (get_loops): Type changed.
13733 * Makefile.in (tree-scalar-evolution.o): Add
13734 gt-tree-scalar-evolution.h dependency.
13735 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13736 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13737 * basic-block.h (struct basic_block_def): Remove skip marker from
13740 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13742 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13743 of 0 in the call to expand_expr().
13744 (expand_builtin_mathfn_3): Ditto.
13745 (expand_builtin_interclass_mathfn): Ditto.
13746 (expand_builtin_cexpi): Ditto.
13747 (expand_builtin_int_roundingfn): Ditto.
13748 (expand_builtin_int_roundingfn_2): Ditto.
13749 (expand_builtin_pow): Ditto.
13750 (expand_builtin_powi): Ditto.
13751 (expand_builtin_bswap): Ditto.
13752 (expand_builtin_unop): Ditto.
13753 (expand_builtin_fabs): Ditto.
13754 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13755 the call to expand_expr().
13756 (expand_builtin_sync_operation): Ditto.
13757 (expand_builtin_compare_and_swap): Ditto.
13758 (expand_builtin_lock_test_and_set): Ditto.
13759 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13760 instead of 0 in the call to expand_expr().
13761 (expand_builtin_extract_return_addr): Ditto.
13762 (expand_builtin_eh_return): Ditto.
13763 (expand_eh_return): Ditto.
13764 * explow.c (expr_size): Ditto.
13765 * expr.c (optimize_bitfield_assignment_op): Ditto.
13766 (expand_assignement): Ditto.
13767 (store_expr): Ditto.
13768 (store_field): Ditto.
13769 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13770 the call to expand_expr().
13771 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13772 in the call to expand_expr().
13773 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13774 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13775 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13777 * optabs.c (expand_vec_shift_expr): Ditto.
13778 (expand_vec_cond_expr): Ditto.
13779 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13780 call to expand_expr().
13781 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13782 in the call to expand_expr().
13784 2007-05-14 Dave Korn <dave.korn@artimi.com>
13786 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13788 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13790 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13791 instead of c_common_unsigned_type.
13792 (c_common_unsigned_type): Remove.
13793 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13794 c_common_unsigned_type.
13795 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13796 c_common_unsigned_type.
13797 * c-common.h (c_common_unsigned_type): Remove.
13798 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13799 c_common_unsigned_type.
13800 * c-format.c (check_format_types): Use unsigned_type_for instead of
13801 c_common_unsigned_type.
13802 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13803 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13804 of c_common_unsigned_type.
13805 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13806 lang_hooks.types.unsigned_type.
13807 * expmed.c (make_tree): Use unsigned_type_for instead of
13808 lang_hooks.types.unsigned_type.
13809 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13810 lang_hooks.types.unsigned_type.
13811 (build_range_check): Likewise.
13812 (fold_unary): Likewise.
13813 (fold_binary): Likewise.
13814 (fold_ternary): Likewise.
13815 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13816 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13817 * tree.c (get_unsigned_type): New.
13818 (unsigned_type_for): Use get_unsigned_type instead of
13819 lang_hooks.types.unsigned_type.
13821 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13823 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13824 to m68k_get_function_kind. Update its prototype.
13825 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13827 (m68k_interrupt_function_p): Return enum m68k_function_type
13828 instead of bool. Rename to m68k_get_function_kind.
13829 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13830 target is not fido.
13831 (m68k_compute_frame_layout): Don't mark any register for save
13832 if an interrupt_thread attribute is specified.
13833 (m68k_hard_regno_rename_ok): Update a use of
13834 m68k_interrupt_function_p.
13835 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13836 m68k_interrupt_function_p.
13837 (m68k_function_type): New.
13838 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13839 for a function with an interrupt_thread attribute.
13840 * doc/extend.texi: Document the interrupt_thread attribute.
13842 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13844 Fix PR tree-optimization/31911
13845 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13846 if they didn't change the expression.
13848 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13850 * tree-scalar-evolution.c (resolve_mixers): Exported.
13851 * tree-scalar-evolution.h (resolve_mixers): Declare.
13852 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13853 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13854 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13855 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13856 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13857 strip_conversion, analyze_offset_expr, address_analysis,
13858 object_analysis, analyze_offset): Removed.
13859 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13860 split_constant_offset, canonicalize_base_object_address,
13861 object_address_invariant_in_loop_p, disjoint_objects_p,
13862 dr_may_alias_p, dr_address_invariant_p): New functions.
13863 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13864 and dr_analyze_alias.
13865 (initialize_data_dependence_relation): Use dr_may_alias_p
13866 and object_address_invariant_in_loop_p.
13867 (compute_self_dependence): Handle the case when
13868 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13869 (find_data_references_in_stmt): Restrict the analysis of data
13870 references to the given loop nest.
13871 (find_data_references_in_loop): Made static. Pass loop nest to
13872 find_data_references_in_stmt.
13873 (compute_data_dependences_for_loop): Use DR_VOPS.
13874 (free_data_ref): Free DR_VOPS.
13875 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13876 (struct innermost_loop_behavior): ... new.
13877 (struct base_object_info): Replaced by ...
13878 (struct indices): ... new.
13879 (struct dr_alias): New.
13880 (enum data_ref_type): Removed.
13881 (struct data_reference): Consist of struct innermost_loop_behavior,
13882 struct indices and struct dr_alias.
13883 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13884 (DR_MEMTAG): Renamed to ...
13885 (DR_SYMBOL_TAG): ... this.
13886 (find_data_references_in_loop): Declaration removed.
13887 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13888 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13889 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13890 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13892 2007-05-13 Revital Eres <eres@il.ibm.com>
13894 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13895 which walks virtual def-use chains to find redundant stores.
13896 (dse_optimize_stmt): Call it.
13898 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13900 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13901 * passes.c (init_optimization_passes): Move pass_jump_bypass
13904 * basic-block.h (bb_has_eh_pred): Fix style issue.
13906 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13908 PR rtl-optimization/31848
13909 * loop-invariant.c (move_invariant_reg): If we move an insn
13910 with a REG_EQUAL note, and that insn is not always executed,
13911 remove the REG_EQUAL note.
13913 2007-05-12 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/31797
13916 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13917 propagate into a stmt that has volatile ops.
13919 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13921 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13922 (gcc_tooldir): Likewise.
13923 * configure: Regenerate.
13924 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13925 old configure.ac gcc_tooldir setting.
13926 (prefix_to_exec_prefix): New variable.
13927 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13928 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13930 2007-05-11 Silvius Rus <rus@google.com>
13932 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13933 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13934 * c-common.h (strict_aliasing_warning): Change return type.
13935 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13936 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13937 (build_c_cast): Condition call to strict_aliasing_warning.
13938 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13939 * flags.h (set_Wstrict_aliasing): Declare.
13940 * opts.c (set_Wstrict_alising): Define, add call to.
13941 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13942 * tree-ssa-alias-warnings.c: New file.
13943 * tree-ssa-alias.c (compute_may_aliases): Add call to
13944 strict_aliasing_warning_backend.
13946 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13948 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13949 Use loop_depth and loop_outer accessor functions.
13950 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13951 determine_invariantness_stmt, move_computations_stmt): Ditto.
13952 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13953 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13954 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13955 * tree-scalar-evolution.c (interpret_loop_phi,
13956 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13957 instantiate_parameters_1, scev_const_prop): Ditto.
13958 * cfghooks.c (make_forwarder_block): Ditto.
13959 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13960 * modulo-sched.c (loop_canon_p): Ditto.
13961 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13962 slpeel_can_duplicate_loop_p): Ditto.
13963 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13964 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13965 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13966 cancel_loop, verify_loop_structure): Ditto.
13967 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13968 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13969 superloops vector instead of "pred" array.
13970 (establish_preds): Take father loop as an argument. Initialize the
13972 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13973 Do not initialize loop->outer.
13974 (flow_loop_tree_node_remove): Truncate the superloops vector.
13975 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13976 "pred" merged to "superloops" vector.
13977 (loop_depth, loop_outer): New.
13978 (fel_init): Use loop_outer.
13980 2007-05-11 Jan Hubicka <jh@suse.cz>
13982 * cgraphunit.c: Include gt-cgraphunit.h
13983 (static_ctors, static_dtors): New static vars.
13984 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13985 based on implementation in c-common.c
13986 (cgraph_finalize_function): Call record_cdtor_fn.
13987 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13988 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13989 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13990 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13991 build_cdtor, c_build_cdtor_fns): Remove.
13992 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13993 c_build_cdtor_fns): Remove prototype.
13995 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13998 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13999 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
14000 * builtins.c (fold_builtin_memchr): New.
14001 (expand_builtin_memchr): Call the latter.
14002 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
14003 * doc/extend.texi ([Other built-in functions provided by GCC]):
14006 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
14008 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
14009 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
14010 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
14011 PFPO_OP1_TYPE_SHIFT): Constants added.
14012 (DFP_ALL): Mode macro defined.
14013 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
14014 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
14015 Insn definitions added.
14016 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
14017 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
14020 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
14022 PR tree-optimization/31885
14023 * tree-chrec.c (chrec_contains_undetermined): Do not consider
14024 NULL_TREE to be undetermined.
14025 (automatically_generated_chrec_p): Return false for NULL.
14027 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14029 * config/bfin/bfin.h (MOVE_RATIO): Define.
14031 2007-05-10 Richard Sandiford <richard@codesourcery.com>
14033 * config.gcc (sparc-wrs-vxworks): New target.
14034 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
14035 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
14036 * config/sparc/sparc.h: Include vxworks-dummy.h.
14037 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
14038 include LABEL_REFs too.
14039 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
14040 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
14042 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
14044 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
14045 (sparc_emit_call_insn): New function.
14046 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
14047 functions when generating VxWorks PIC.
14048 * config/sparc/sparc.md (vxworks_load_got): New pattern.
14049 (call, call_value): Use sparc_emit_call_insn instead of
14052 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14054 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
14056 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14058 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
14059 for floating-point values if HOST_BITS_PER_LONG > 32. Use
14060 split_double instead of operand_subword.
14062 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14064 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
14065 * config/bfin/bfin.c (bfin_local_alignment): New function.
14066 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
14068 2007-05-08 Chao-ying Fu <fu@mips.com>
14070 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14071 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14072 (smsub_widen_optab, umsub_widen_optab): Define.
14073 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14075 * genopinit.c (optabs): Fill in smsub_widen_optab and
14077 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14078 and umsub_widen_optab to implement multiply-subtract sequences.
14079 * config/mips/mips.md (*msac<u>_di): Rename to...
14080 (<u>msubsidi4): ...this. Extend condition to include
14081 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14082 of operand 0 to "ka" and use the three-operand form of msub<u>
14084 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14087 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14089 PR rtl-optimization/28011
14090 * reload.c (push_reload): Set dont_share if IN appears in OUT
14091 also when IN is a PLUS rtx.
14092 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14095 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14097 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14098 call unshare_all_decls.
14099 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14100 (unshare_all_decls): Remove.
14102 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14105 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14108 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14109 Nigel Stephens <nigel@mips.com>
14111 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14112 Update comments and all uses.
14113 (MIN_FPRS_PER_FMT): Define.
14114 * config/mips/mips.c (function_arg): Fix to correctly handle
14115 the -mips32r2 -mfp64 -mabi=32 case.
14116 (override_options): Enable use of odd-numbered registers for
14117 SFmode values on MIPS32.
14118 (mips_save_reg_p): Save whole floating-point register pair if
14119 either half is used.
14120 (compute_frame_size): Fix comment.
14122 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14124 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14125 argument of type bool.
14126 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14127 argument. Safely select temporary P register according to it.
14128 (do_link): Change call site of add_to_reg accordingly.
14129 (do_unlink): Add epilogue_p as a fourth argument and pass it
14131 (expand_interrupt_handler_epilogue): Change call of do_unlink
14133 (bfin_expand_prologue): Add a third argument sibcall_p.
14134 * config/bfin/bfin.md (epilogue): Change call of
14135 bfin_expand_epilogue accordingly.
14136 (sibcall_epilogue): Likewise.
14137 (eh_return_internal): Likewise.
14139 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14140 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14141 * config/bfin/bfin.c (bfin_handle_option): Handle
14142 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14143 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14144 Support bf534, bf536 and bf561.
14145 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14147 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14150 * config/i386/i386.c (ix86_function_regparm): Process local
14151 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14153 2007-05-07 Mike Stump <mrs@apple.com>
14155 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14156 also checks for and while statements in C++.
14158 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14160 * gcc.c (at_file_supplied): New variable.
14161 (main): Set it if we expanded argv.
14162 (do_spec_1): Pass an @-file to the linker if we were called with
14163 an @-file argument and HAVE_GNU_LD.
14164 * collect2.c (at_file_supplied): New variable.
14165 (response_file): New variable.
14166 (collect_exit): Unlink response_file if necessary.
14167 (handler): Likewise.
14168 (do_wait): Likewise.
14169 (main): Set at_file_supplied if we expanded argv.
14170 (collect_execute): Pass an @-file to subprocesses if we were called
14171 with an @-file argument.
14172 * configure.ac: Add define for HAVE_GNU_LD.
14173 * configure: Regenerate.
14174 * config.in: Regenerate.
14176 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14178 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14179 operand to HI mode.
14184 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14186 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14187 (TARGET_ENCODE_SECTION_INFO): Re-define.
14188 (m32c_encode_section_info): New
14189 (function_vector_handler): New
14190 (current_function_special_page_vector): New
14191 (m32c_special_page_vector_p): New.
14192 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14194 * config/m32c/jump.md: Added instruction JSRS for functions
14195 with attribute "function_vector".
14196 * doc/extend.texi (function_vector): Added description
14197 for M16C, M32C targets.
14199 2007-05-07 DJ Delorie <dj@redhat.com>
14202 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14203 ashrpsi3, lshrpsi3): Update shift count constraint.
14205 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14206 Nathan Froyd <froydnj@codesourcery.com>
14209 * c-incpath.c (add_path): Strip trailing path separators.
14211 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14214 Free dominance info before purging EH edges.
14215 (eliminate_degenerate_phis): Likewise.
14216 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14218 2007-05-07 Jan Hubicka <jh@suse.cz>
14220 * gimplify.c (gimplify_expr): Do not crash when folding
14221 (void *)(int)&a + 4.
14223 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14226 * c-opts.c (lang_fortran): Make it non static.
14227 * c-common.h (lang_fortran): New prototype.
14228 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14229 -lang-fortran option was passed by the driver.
14231 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14233 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14234 of ASSERT_CHECKING. Tweak message.
14236 2007-05-06 Revital Eres <eres@il.ibm.com>
14239 * loop-unroll.c (insert_var_expansion_initialization):
14240 Initialize the expansions with -zero instead of +zero.
14242 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14244 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14245 into pic and non-pic versions. Mark r19 as used for
14246 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14247 for tgd_load, tld_load and tie_load .
14248 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14249 version of tgd_load, tld_load and tie_load depending on the
14252 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14253 Jakub Jelinek <jakub@redhat.com>
14255 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14256 (__do_global_dtors_aux): Use more paranoid loop to run
14257 destructors if HIDDEN_DTOR_LIST_END.
14258 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14260 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14262 * varasm.c (align_variable): Don't increase alignment for
14263 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14264 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14266 2007-05-04 Josh Conner <jconner@apple.com>
14268 * basic-block.h (cdi_direction): Assign values to all enumeration
14270 (dom_computed): Remove.
14271 (dom_info_state): New.
14272 (set_dom_info_availability): New.
14273 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14274 walk_data.dom_direction.
14275 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14276 instead of dom_computed[].
14277 (split_edge): Likewise.
14278 (create_basic_block): Likewise.
14279 (merge_blocks): Likewise.
14280 * ifcvt.c (find_if_header): Likewise.
14281 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14282 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14283 * tree-ssa.c (verify_ssa): Likewise.
14284 * tree-cfg.c (tree_verify_flow_info): Likewise.
14285 (remove_edge_and_dominated_blocks): Likewise.
14286 * dominance.c (dom_computed): Make static.
14287 (calc_dfs_tree_nonrec): Change third param to a bool.
14288 (calc_dfs_tree): Change second param to a bool.
14289 (calc_idioms): Change second param to a bool. Use
14290 dom_convert_dir_to_idx.
14291 (init_dom_info): Validate dir before using.
14292 (dom_convert_dir_to_idx): New.
14293 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14294 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14295 (free_dominance_info): Use dom_convert_dir_to_idx.
14296 (get_immediate_dominator): Likewise.
14297 (set_immediate_dominator): Likewise.
14298 (get_dominated_by): Likewise.
14299 (redirect_immediate_dominators): Likewise.
14300 (nearest_common_denominator): Likewise.
14301 (dominated_by_p): Likewise.
14302 (bb_dom_dfs_in): Likewise.
14303 (bb_dom_dfs_out): Likewise.
14304 (recount_dominator): Likewise.
14305 (iterate_fix_dominators): Likewise.
14306 (add_to_dominance_info): Likewise.
14307 (delete_from_dominance_info): Likewise.
14308 (first_dom_son): Likewise.
14309 (next_dom_son): Likewise.
14310 (dom_info_available_p): Likewise.
14311 (dom_info_state): New.
14312 (set_dom_info_availability): New.
14314 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14316 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14318 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14320 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14322 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14323 (subdi3, subdi_carry): Delete.
14325 2007-05-04 Jan Hubicka <jh@suse.cz>
14326 Richard Guenther <rguenther@suse.de>
14328 * opts.c (decode_options): Do not fiddle with inlining
14329 parameters in case of optimizing for size.
14330 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14331 for size do nothing.
14332 (cgraph_decide_inlining_of_small_function): When optimizing for
14333 size never inline functions increasing caller size.
14334 (cgraph_early_inlining): Inline for size when optimizing for size.
14336 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14338 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14339 logical operations piecewise.
14340 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14341 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14342 subdi_sesidi_di): Delete.
14343 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14344 the generated sequence. Allow three-reg add in constraints. Rewrite
14345 the rtl expression for carry to avoid zero_extend of a constant.
14346 (sub_with_carry): New pattern.
14347 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14348 different sequence not involving jumps.
14349 (notbi): Now a named pattern.
14351 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14353 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14354 Add the note about a significant loss of accuracy of some
14355 mathematical routines when these options are used.
14357 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14359 * haifa-sched.c (rtx_vec_t): New typedef.
14360 (contributes_to_priority_p): Extract piece of priority () into new
14362 (priority): Use the function. Add assertion.
14363 (rank_for_schedule, set_priorities): Add assertion to check that
14364 insn's priority is initialized.
14365 (clear_priorities, calc_priorities): Change signature. Make it update
14366 all relevant insns. Update all callers ('add_to_speculative_block ()'
14367 and 'create_block_check_twin ()').
14368 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14369 Add new field 'priority_status'.
14370 (INSN_PRIORITY_STATUS): New macro.
14371 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14373 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14375 * sched-ebb.c (debug_ebb_dependencies): New static function.
14376 (init_ready_list): Use it.
14378 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14379 with changed signature and 'debug_rgn_dependencies ()'.
14380 (debug_rgn_dependencies): New static function.
14381 (init_ready_list): Use it.
14383 * sched-int.h (debug_dependencies): Declare.
14385 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14387 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14389 2007-05-04 Dirk Mueller <dmueller@suse.de>
14391 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14393 2007-05-03 Jan Hubicka <jh@suse.cz>
14395 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14396 ((T1)X op (T1)Y), for pointer type in more cases than before.
14398 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14400 * tree-object-size.c (plus_expr_object_size): When operand size is
14401 unknown, return unknown.
14403 2007-05-03 Dirk Mueller <dmueller@suse.de>
14405 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14407 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14410 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14412 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14414 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14416 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14418 * config/soft-fp/double.h, config/soft-fp/extended.h,
14419 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14420 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14421 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14422 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14425 2007-05-03 Ian Lance Taylor <iant@google.com>
14427 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14428 MASK_PPC_GFXOPT for 8540 or 8548.
14430 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14432 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14433 vect_print_dump_info() to output debug information.
14435 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14438 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14439 operands of size 2 when operand is not MEM_P.
14441 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14443 PR tree-optimization/30565
14444 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14446 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14448 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14449 (umulsi3_highpart): Use them.
14450 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14451 for final accumulator to D regisster tranfser.
14453 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14455 PR tree-optimization/31699
14456 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14458 (vect_enhance_data_refs_alignment): Compute peel amount using
14459 TYPE_VECTOR_SUBPARTS instead of vf.
14460 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14462 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14465 * system.h: Remove inclusion of double-int.h
14466 * tree.h: Include double-int.h
14467 * gengtype.c: Likewise
14468 * cfgloop.h: Likewise
14469 * Makefile.in: Adjust dependencies on double-int.h
14471 2007-05-02 Eric Christopher <echristo@apple.com>
14473 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14474 -shared to -Zdynamiclib.
14476 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14479 * c-common.c (strip_pointer_or_array_types): New function.
14480 * c-common.h (strip_pointer_or_array_types): New function declaration.
14482 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14484 PR tree-optimization/31771
14485 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14487 2007-05-02 Paul Brook <paul@codesourcery.com>
14489 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14491 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14493 PR middle-end/29715
14494 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14497 2007-05-02 Nick Clifton <nickc@redhat.com>
14499 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14501 2007-05-02 Richard Guenther <rguenther@suse.de>
14503 PR tree-optimization/31146
14504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14505 argument, single_use_p. If we have a single use that is
14506 a conversion to the definition rhs type, propagate that rhs.
14507 (forward_propagate_addr_expr): Pass single_use_p argument
14508 to forward_propagate_addr_expr_1.
14510 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14512 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14515 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14517 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14518 'AMD Family 10 core'.
14520 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14522 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14523 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14524 with SSE3 instruction set support.
14525 * doc/invoke.texi: Likewise.
14527 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14529 * config/i386/i386.c (override_options): Tuning 32-byte loop
14530 alignment for amdfam10 architecture. Increasing the max loop
14531 alignment to 24 bytes.
14533 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14535 * config/m68k/constraints.md: New.
14536 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14537 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14538 EXTRA_CONSTRAINT): Remove.
14539 * config/m68k/m68k.md: Include constraints.md.
14540 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14542 2007-05-01 Ian Lance Taylor <iant@google.com>
14544 PR tree-optimization/31739
14545 * tree-vrp.c (vrp_val_is_max): New static function.
14546 (vrp_val_is_min): New static function.
14547 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14549 (set_value_range): Use vrp_val_is_{max,min}.
14550 (extract_range_from_assert): Likewise.
14551 (extract_range_from_binary_expr): Likewise.
14552 (extract_range_from_unary_expr): Likewise.
14553 (dump_value_range, vrp_meet): Likewise.
14554 (vrp_visit_phi_node): Likewise.
14555 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14557 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14559 * config/i386/gmon-sol2.c (size_t): New type.
14560 (intptr_t): Likewise.
14561 (s_textsize): Declare as size_t.
14563 (monstartup): Use size_t for sizes.
14564 (_mcount): Save and restore registers.
14565 (internal_mcount): Pass 0 as the first argument to monstartup
14567 (moncontrol): Convert pointer to appropriately sized integer
14568 before passing to profil.
14570 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14572 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14573 __NO_FPRS__, not just if _SOFT_DOUBLE.
14574 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14575 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14576 also for E500 double.
14577 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14578 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14581 2007-05-01 Richard Guenther <rguenther@suse.de>
14583 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14586 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14588 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14590 2007-05-01 Jan Hubicka <jh@suse.cz>
14592 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14595 2007-05-01 Jan Hubicka <jh@suse.cz>
14597 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14598 (maybe_fold_offset_to_reference): Declare.
14599 * fold-const.c (fold_unary): Do not fold
14600 (type *)&A into &A->field_of_type_and_offset_0
14601 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14602 size is unknown, give up.
14603 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14605 (maybe_fold_offset_to_reference): New.
14606 (maybe_fold_stmt_indirect): Use it.
14607 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14608 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14610 (gimplify_expr): Likewise for plus_expr.
14612 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14614 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14615 bsi_after_labels. Always insert statements before bsi.
14616 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14617 * predict.c (apply_return_prediction): Check for empty blocks.
14618 * cfgexpand.c (lab_rtx_for_bb): New variable.
14619 (label_rtx_for_bb): Do not create new tree labels.
14620 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14621 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14622 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14624 (label_for_bb): Add field used.
14625 (update_eh_label, main_block_label): Mark the label used.
14626 (cleanup_dead_labels): Remove unused labels.
14628 2007-05-01 Richard Guenther <rguenther@suse.de>
14630 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14631 if it is not about to be set.
14632 (get_value_range): Do not pre-allocate equiv bitmap.
14633 (update_value_range): No need to clear equiv field.
14634 (add_equivalence): Change prototype to get bitmap pointer.
14635 Allocate bitmap here if it is not already.
14636 (extract_range_from_assert): Do not allocate bitmap here.
14637 Update callers to add_equivalence.
14638 (extract_range_from_ssa_name): Likewise.
14639 (get_vr_for_comparison): New static helper.
14640 (compare_name_with_value): Handle NULL equiv bitmap by
14641 peeling the first iteration of the comparison loop.
14642 Use get_vr_for_comparison.
14643 (compare_names): Handle NULL equiv bitmaps by using fake
14644 ones. Use get_vr_for_comparison.
14646 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14648 * double-int.c (mpz_set_double_int): Moved from
14649 tree-ssa-loop-niter.c.
14650 (mpz_get_double_int): Likewise; also, add option to wrap
14651 out-of-range integers.
14652 * double-int.h: New prototypes for above.
14653 * tree.c (get_static_type_bounds): Moved from
14654 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14655 TYPE_MAX_VALUE if they exist..
14656 * tree.h: New prototype for above.
14657 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14658 get_type_bounds calls.
14659 (mpz_set_double_int): Move to double-int.c.
14660 (get_type_bounds): Move to tree.c, rename to
14661 get_static_type_bounds.
14662 (mpz_to_double_int): Move to double-int.c, rename to
14663 mpz_get_double_int.
14665 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14667 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14668 DIV0 exception can fall through to a normal return.
14670 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14672 PR middle-end/22156
14673 Temporarily revert:
14674 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14675 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14676 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14677 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14678 initialize align to silence bogus warning.
14679 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14680 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14682 (struct sra_walk_fns): Remove use_all parameter from use.
14683 (sra_hash_tree): Handle BIT_FIELD_REFs.
14684 (sra_elt_hash): Don't hash bitfld blocks.
14685 (sra_elt_eq): Skip them in parent compares as well. Handle
14687 (sra_walk_expr): Don't maintain or pass down use_all_p.
14688 (scan_use): Remove use_all parameter.
14689 (scalarize_use): Likewise. Re-expand assignment to
14690 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14691 output, and re-scalarize after output. Don't mark anything
14693 (scalarize_ldst): Adjust.
14694 (scalarize_walk_gimple_modify_statement): Likewise.
14695 (build_element_name_1): Handle BIT_FIELD_REFs.
14696 (instantiate_element): Don't warn for any element whose parent
14697 is used as a whole.
14698 (instantiate_missing_elements_1): Return the sra_elt.
14699 (canon_type_for_field): New.
14700 (try_instantiate_multiple_fields): New.
14701 (instantiate_missing_elemnts): Use them.
14702 (mark_no_warning): Removed.
14703 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14704 (REPLDUP, sra_build_elt_assignment): New.
14705 (generate_copy_inout): Use them.
14706 (generate_element_copy): Likewise. Handle bitfld differences.
14707 (generate_element_zero): Don't recurse for blocks. Use
14708 sra_build_elt_assignment.
14709 (generate_one_element_int): Take elt instead of var. Use
14710 sra_build_elt_assignment.
14711 (generate_element_init_1): Adjust.
14712 (scalarize_use, scalarize_copy): Use REPLDUP.
14713 (scalarize_ldst): Move assert before dereference.
14714 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14716 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14719 * tree.c (reconstruct_complex_type): Reconstruct a reference
14721 Also use the same mode for the pointer as the old pointer type.
14723 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14725 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14728 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14730 PR rtl-optimization/31676
14731 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14732 (df_refs_record): Call it.
14734 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14736 * rtl.def (SS_ABS): New code.
14737 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14738 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14739 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14740 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14741 (bfin_init_builtins): Define them.
14742 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14743 (bfin_expand_builtin): ... and handle the others here.
14744 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14745 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14746 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14747 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14748 operand is only HImode.
14750 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14752 * regclass.c (scan_one_insn): Remove splitting of
14755 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14756 Nigel Stephens <nigel@mips.com>
14758 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14760 2007-04-28 Jan Hubicka <jh@suse.cz>
14762 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14763 insn_locators_alloc instead of insn_locators_initialize;
14764 call reset_block_changes.
14765 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14766 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14767 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14768 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14769 * config/score/score.c (th_output_mi_thunk): Likewise.
14770 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14771 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14772 tolerate uninitialized locator info.
14775 * function.c (init_function_start): Don't init line number info.
14776 (expand_function_end): Update.
14777 (reset_block_changes, record_block_change, finalize_block_changes,
14778 check_block_change, free_block_changes): Kill.
14779 * function.h (reset_block_changes, record_block_change,
14780 finalize_block_changes, check_block_change, free_block_changes):
14782 (struct function): Remove ib_boundaries_block.
14783 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14784 Use curr_insn_locator to initialize locator.
14785 (emit_line_note): Remove.
14786 * cfgexpand.c (expand_gimple_cond_expr): Update.
14787 (construct_exit_block): Likewise.
14788 (tree_expand_cfg): Initialize/finalize locators.
14789 * expr.c (expand_expr_real): Update.
14790 * cfglayout.c (line_locators_locs, line_locators_lines,
14791 file_locators_locs, file_locators_files): Remove.
14792 (set_block_levels): Move to cfgexpand.c.
14793 (insn_locators_initialize): Remove.
14794 (pass_insn_locators_initialize): Remove.
14795 (locations_locators_locs, locations_locators_vals): New static vars.
14796 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14798 (insn_locators_alloc, insn_locators_finalize,
14799 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14801 (locator_location): New.
14802 (locator_line, locator_file): Rewrite.
14803 * rtl.h (emit_line_note): Kill.
14804 (insn_locators_alloc, insn_locators_finalize,
14805 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14807 * tree-inline.c (initialize_cfun): Do not initialize
14808 ib_boundaries_block.
14809 * passes.c (pass_insn_locators_initialize): Remove.
14811 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14813 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14814 info. Update last_basic_block correctly.
14816 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14819 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14820 register itself to hold the offset constant. Tell flow the use
14821 of r4 and r5 when they are used.
14823 2007-04-27 Richard Guenther <rguenther@suse.de>
14825 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14826 if we simplified anything.
14827 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14828 warnings until we did a simplification and the stmt was not
14829 marked as TREE_NO_WARNING.
14831 2007-04-27 Mike Stump <mrs@apple.com>
14833 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14835 2007-04-27 Ian Lance Taylor <iant@google.com>
14837 PR middle-end/31710
14838 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14839 TYPE_MAX_VALUE exist, convert them to the new type.
14841 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14843 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14844 if it claims to be available.
14845 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14846 edge is redirected.
14847 (perform_tree_ssa_dce): Always free postdominators.
14849 2007-04-27 Richard Henderson <rth@redhat.com>
14851 * config/alpha/predicates.md (aligned_memory_operand): Mark
14852 as define_special_predicate.
14853 (unaligned_memory_operand, normal_memory_operand): Likewise.
14854 (reg_or_unaligned_mem_operand): Remove.
14855 (any_memory_operand): Match the documentation and check for
14856 non-renumbered pseudos during reload.
14857 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14858 alpha_secondary_reload_class, update to new interface, make static.
14859 Handle CQImode like HImode. Remove FP subreg check.
14860 (alpha_expand_mov): Use replace_equiv_address.
14861 (alpha_expand_mov_nobwx): Use any_memory_operand.
14862 (TARGET_SECONDARY_RELOAD): New.
14863 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14864 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14865 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14866 * config/alpha/alpha.md: ... here.
14867 (RELOAD12, reloadmode): New.
14869 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14870 Don't handle the aligned case here.
14871 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14872 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14873 reload_inhi_help. Don't expect a scratch register.
14874 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14876 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14878 2007-04-27 Richard Guenther <rguenther@suse.de>
14880 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14882 2007-04-27 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/30965
14885 PR tree-optimization/30978
14886 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14887 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14888 (find_equivalent_equality_comparison): Likewise.
14889 (simplify_cond): Likewise.
14890 (get_prop_source_stmt): New helper.
14891 (get_prop_dest_stmt): Likewise.
14892 (can_propagate_from): Likewise.
14893 (remove_prop_source_from_use): Likewise.
14894 (combine_cond_expr_cond): Likewise.
14895 (forward_propagate_comparison): New function.
14896 (forward_propagate_into_cond): Rewrite to use fold for
14898 (tree_ssa_forward_propagate_single_use_vars): Call
14899 forward_propagate_comparison to propagate comparisons.
14901 2007-04-27 Richard Guenther <rguenther@suse.de>
14903 PR tree-optimization/31715
14904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14905 sure to do computation on the offset in an appropriate
14908 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14910 * reload.h (elimination_target_reg_p): Declare.
14911 * reload.c (find_reloads): Don't apply the reg_rtx move
14912 optimization if the SET_DEST satisfies elimination_target_reg_p.
14913 * reload1.c (elimination_target_reg_p): New function.
14914 (gen_reload): In the move/add2 fallback, make sure that op0
14915 does not overlap the destination register.
14917 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14919 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14920 transform only GIMPLE_MODIFY_STMTs.
14921 * tree-complex.c (expand_complex_operations_1): Ditto.
14922 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14923 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14924 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14926 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14927 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14928 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14929 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14930 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14931 slpeel_add_loop_guard): Ditto.
14932 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14933 * lambda-code.c (perfect_nestify): Ditto.
14934 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14935 before the first statement.
14936 * tree-optimize.c (execute_free_datastructures): Fix comments.
14937 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14938 * tree-flow.h (disband_implicit_edges): Declaration removed.
14939 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14941 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14942 COND_EXPRs without gotos.
14943 (disband_implicit_edges, has_label_p): Removed.
14944 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14945 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14947 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14949 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14950 also for COND_EXPRs.
14951 * cfgexpand.c (label_rtx_for_bb): New function.
14952 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14953 Use label_rtx_for_bb to find the labels.
14954 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14955 last block. Detect fallthru edges.
14957 2007-04-26 Ian Lance Taylor <iant@google.com>
14960 * reload.c (find_reloads_subreg_address): If the address was valid
14961 in the original mode but not in the new mode, reload the whole
14964 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14966 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14967 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14968 (cleanup_control_expr_graph): Do not invalidate dominance info.
14969 Record altered blocks.
14970 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14971 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14972 cleanup_tree_cfg_bb): New functions.
14973 (remove_forwarder_block): Do not maintain the worklist of blocks.
14974 Record altered blocks.
14975 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14976 not over whole cfg.
14977 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14978 delete_unreachable_blocks if dominators are not available.
14979 * tree-inline.c (optimize_inline_calls): Free dominance information
14981 * tree-flow.h (remove_edge_and_dominated_blocks,
14982 cfgcleanup_altered_bbs): Altered.
14983 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14985 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14987 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14988 do not invalidate dominators.
14990 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14992 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14993 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14994 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14995 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14997 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14999 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
15001 2007-04-26 Richard Guenther <rguenther@suse.de>
15003 PR tree-optimization/31703
15004 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
15005 the right type for the target of the bittest.
15007 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15009 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
15010 ix86_sol10_return_in_memory.
15012 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15014 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
15017 2007-04-26 Jakub Jelinek <jakub@redhat.com>
15020 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
15022 PR tree-optimization/30558
15023 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
15024 clear this_state.prev_try.
15026 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15027 Mark Mitchell <mark@codesourcery.com>
15029 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
15030 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
15031 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
15033 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15036 * doc/invoke.texi (%:print-asm-header): Document.
15037 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
15039 (static_spec_functions): Add print-asm-header.
15040 (main): Print a banner before the --target-help linker options.
15041 (print_asm_header_spec_function): New function.
15043 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
15046 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
15047 (movsf_ie): Likewise.
15049 2007-04-25 Paolo Carlini <pcarlini@suse.de>
15051 * doc/extend.texi ([Type Traits]): Adjust per N2255.
15053 2007-04-25 Bob Wilson <bob.wilson@acm.org>
15055 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
15056 exception for divide-by-zero.
15057 (__umodsi3, __modsi3): Likewise.
15059 2007-04-25 Dirk Mueller <dmueller@suse.de>
15061 * c-typeck.c (build_compound_expr): Annotate warning()
15062 call with OPT_Wunused_value.
15063 * tree-ssa.c (warn_uninit): Annotate warning with
15065 * c-common.c (handle_sentinel_attribute): Annotate warning
15066 call with OPT_Wattributes.
15068 2007-04-25 Thiemo Seufer <ths@mips.com>
15070 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15071 (mips16): Fix typo.
15072 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15073 on to the assembler. Improve handling of -mno-mips16. Add handling
15074 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15075 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15076 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15077 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15079 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15082 * config/i386/winnt.c (i386_pe_file_end): Strip only
15083 USER_LABEL_PREFIX when writing export name.
15085 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15087 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15088 sh/elf.h, vx-common.h and vxworks.h.
15089 * config/sh/sh.h: Include config/vxworks-dummy.h.
15090 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15091 (OVERRIDE_OPTIONS): Use it.
15092 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15093 (vxworks_picreg): New pattern.
15094 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15095 VXWORKS_OS_CPP_BUILTINS.
15096 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15097 to their VXWORKS_* equivalents.
15098 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15099 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15100 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15101 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15102 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15103 -mrtp/-fPIC multilibs.
15104 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15105 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15106 (MULTILIB_OSDIRNAMES): Delete.
15108 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15111 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15113 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15115 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15116 rounding mode to be specified by the caller.
15117 (real_to_mpfr) Likewise.
15118 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15119 include new arguments.
15120 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15122 2007-04-24 Ian Lance Taylor <iant@google.com>
15124 PR tree-optimization/31605
15125 * tree-vrp.c (set_value_range): Check that min and max are not
15126 both overflow infinities.
15127 (set_value_range_to_value): New static function.
15128 (extract_range_from_binary_expr): Call set_value_range_to_value.
15129 (extract_range_from_cond_expr): Likewise.
15130 (extract_range_from_expr): Likewise.
15131 (extract_range_from_unary_expr): Likewise. Don't create a range
15132 which overflows on both sides.
15133 (vrp_meet): Check for a useless range.
15134 (vrp_visit_phi_node): If we see a constant which looks like an
15135 overflow infinity, turn off the TREE_OVERFLOW flag.
15137 2007-04-24 Ian Lance Taylor <iant@google.com>
15139 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15141 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15143 PR diagnostic/25923
15144 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15145 diagnostic message is being built.
15146 * tree-pretty-print.c (dump_generic_node): Only write the
15147 formatted text into BUFFER's stream if we are not building a
15148 diagnostic message.
15149 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15151 * Makefile.in (toplev.o): Depend on tree-pass.h.
15153 2007-04-24 Ian Lance Taylor <iant@google.com>
15155 PR tree-optimization/31602
15156 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15157 conditionals in the copied loop header.
15158 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15159 warnings if TREE_NO_WARNING is set.
15160 * doc/invoke.texi (Warning Options): Clarify that
15161 -Wstrict-overflow does not warn about loops.
15163 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15165 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15166 expand on the comment about _Decimal128 arguments and check the
15167 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15168 that _Decimal128 argument uses even/odd register pair.
15169 (function_arg): Ditto.
15171 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15173 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15174 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15176 2007-04-24 Richard Guenther <rguenther@suse.de>
15177 Olga Golovanevsky <olga@il.ibm.com>
15179 * fold-const.c (multiple_of_p): Check for bottom
15182 2007-04-24 Richard Henderson <rth@redhat.com>
15184 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15185 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15186 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15187 looking for non-zero bits shifted out. Avoid a recursive call
15188 when constructing the scalar.
15189 (__floatundisf): Likewise.
15191 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15193 * dwarf2out.c (field_byte_offset): Move the existing logic
15194 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15195 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15197 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15200 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15201 length argument of 0 for memset.
15202 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15203 unsigned shift instead of the signed variant.
15205 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15207 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15208 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15209 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15210 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15211 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15212 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15213 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15214 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15215 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15216 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15217 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15218 "mul<mode>3", "div<mode>3"): Insn definitions added.
15219 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15220 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15221 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15222 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15223 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15224 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15225 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15226 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15227 TARGET_FLOAT_FORMAT): Macro definitions removed.
15228 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15229 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15230 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15231 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15232 (s390_gen_rtx_const_DI): Function removed.
15233 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15235 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15237 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15238 over an external ffs function.
15240 2007-04-24 Chao-ying Fu <fu@mips.com>
15241 Richard Sandiford <richard@nildram.co.uk>
15243 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15244 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15245 (smadd_widen_optab, umadd_widen_optab): Define.
15246 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15248 * genopinit.c (optabs): Fill in smadd_widen_optab and
15250 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15251 and umadd_widen_optab to implement multiply-add sequences.
15252 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15253 (<u>maddsidi4): ...this. Extend condition to include
15254 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15255 of operand 0 to "ka" and use the three-operand form of madd<u>
15257 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15259 * config/mips/constraints.md (ka): New register constraint.
15261 2007-04-24 Jan Hubicka <j@suse.cz>
15265 2007-04-23 Jan Hubicka <jh@suse.cz>
15266 * function.c (init_function_start): Don't init line number info.
15267 (expand_function_end): Update.
15268 (reset_block_changes, record_block_change, finalize_block_changes,
15269 check_block_change, free_block_changes): Kill.
15270 * function.h (reset_block_changes, record_block_change,
15271 finalize_block_changes, check_block_change, free_block_changes):
15273 (struct function): Remove ib_boundaries_block.
15274 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15275 Use curr_insn_locator to initialize locator.
15276 (emit_line_note): Remove.
15277 * cfgexpand.c (expand_gimple_cond_expr): Update.
15278 (construct_exit_block): Likewise.
15279 (tree_expand_cfg): Initialize/finalize locators.
15280 * expr.c (expand_expr_real): Update.
15281 * cfglayout.c (line_locators_locs, line_locators_lines,
15282 file_locators_locs, file_locators_files): Remove.
15283 (set_block_levels): Move to cfgexpand.c.
15284 (insn_locators_initialize): Remove.
15285 (pass_insn_locators_initialize): Remove.
15286 (locations_locators_locs, locations_locators_vals): New static vars.
15287 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15289 (insn_locators_alloc, insn_locators_finalize,
15290 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15292 (locator_location): New.
15293 (locator_line, locator_file): Rewrite.
15294 * rtl.h (emit_line_note): Kill.
15295 (insn_locators_alloc, insn_locators_finalize,
15296 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15298 * tree-inline.c (initialize_cfun): Do not initialize
15299 ib_boundaries_block.
15300 * passes.c (pass_insn_locators_initialize): Remove.
15302 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15304 * doc/invoke.texi: Removed leading '-' from option index entries.
15306 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15308 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15310 (create_phi_node): Use set_phi_nodes.
15311 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15312 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15313 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15314 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15315 (bsi_start, bsi_last): Use bb_stmt_list.
15316 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15317 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15318 Traverse the statements using tsi iterator.
15319 * basic-block.h (struct basic_block_def): Fields stmt_list
15320 and phi_nodes moved to ...
15321 (struct tree_bb_info): ... new structure.
15322 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15323 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15324 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15325 (tree_verify_flow_info): Verify that il.tree is not set for
15326 entry and exit block.
15327 (tree_split_block): Use set_bb_stmt_list.
15329 2007-04-23 Mike Stump <mrs@apple.com>
15331 * config/i386/i386.c (ix86_tune_features
15332 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15335 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15337 * config/i386/i386.md (prefix_extra): New attribute.
15338 (length): Add prefix_extra.
15340 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15341 (sse2_movntv2di): Likewise.
15342 (sse2_cvtps2dq): Likewise.
15343 (sse2_cvtpd2pi): Likewise.
15344 (sse2_cvttpd2pi): Likewise.
15345 (*sse2_cvtpd2ps): Likewise.
15346 (*add<mode>3): Likewise.
15347 (sse2_ssadd<mode>3): Likewise.
15348 (sse2_usadd<mode>3): Likewise.
15349 (*sub<mode>3): Likewise.
15350 (sse2_sssub<mode>3): Likewise.
15351 (sse2_ussub<mode>3): Likewise.
15352 (*mulv8hi3): Likewise.
15353 (*smulv8hi3_highpart): Likewise.
15354 (*umulv8hi3_highpart): Likewise.
15355 (sse2_umulv2siv2di3): Likewise.
15356 (sse2_pmaddwd): Likewise.
15357 (ashr<mode>3): Likewise.
15358 (lshr<mode>3): Likewise.
15359 (ashl<mode>3): Likewise.
15360 (sse2_ashlti3): Likewise.
15361 (sse2_lshrti3): Likewise.
15362 (*umaxv16qi3): Likewise.
15363 (*smaxv8hi3): Likewise.
15364 (*uminv16qi3): Likewise.
15365 (*sminv8hi3): Likewise.
15366 (sse2_eq<mode>3): Likewise.
15367 (sse2_gt<mode>3): Likewise.
15368 (*and<mode>3): Likewise.
15369 (sse2_nand<mode>3): Likewise.
15370 (*ior<mode>3): Likewise.
15371 (*xor<mode>3): Likewise.
15372 (sse2_packsswb): Likewise.
15373 (sse2_packssdw): Likewise.
15374 (sse2_packuswb): Likewise.
15375 (sse2_punpckhbw): Likewise.
15376 (sse2_punpcklbw): Likewise.
15377 (sse2_punpckhwd): Likewise.
15378 (sse2_punpcklwd): Likewise.
15379 (sse2_punpckhdq): Likewise.
15380 (sse2_punpckldq): Likewise.
15381 (sse2_punpckhqdq): Likewise.
15382 (sse2_punpcklqdq): Likewise.
15383 (*sse2_pinsrw): Likewise.
15384 (*sse2_pextrw): Likewise.
15385 (sse2_pshufd_1): Likewise.
15386 (sse2_uavgv16qi3): Likewise.
15387 (sse2_uavgv8hi3): Likewise.
15388 (sse2_psadbw): Likewise.
15389 (sse2_pmovmskb): Likewise.
15390 (*sse2_maskmovdqu): Likewise.
15391 (*sse2_maskmovdqu_rex64): Likewise.
15392 (sse4a_extrqi): Likewise.
15393 (sse4a_extrq): Likewise.
15394 (sse3_lddqu): Set prefix_rep.
15395 (sse3_addsubv4sf3): Likewise.
15396 (sse3_haddv4sf3): Likewise.
15397 (sse3_hsubv4sf3): Likewise.
15398 (sse_cvtss2si): Likewise.
15399 (sse_cvtss2si_2): Likewise.
15400 (sse_cvtss2siq): Likewise.
15401 (sse_cvtss2siq_2): Likewise.
15402 (sse_cvttss2si): Likewise.
15403 (sse_cvttss2siq): Likewise.
15404 (sse2_cvttps2dq): Likewise.
15405 (sse3_movshdup): Likewise.
15406 (sse3_movsldup): Likewise.
15407 (sse2_cvtsd2si): Likewise.
15408 (sse2_cvtsd2si_2): Likewise.
15409 (sse2_cvtsd2siq): Likewise.
15410 (sse2_cvtsd2siq_2): Likewise.
15411 (sse2_cvttsd2si): Likewise.
15412 (sse2_cvttsd2siq): Likewise.
15413 (*sse2_cvtpd2dq): Likewise.
15414 (*sse2_cvttpd2dq): Likewise.
15415 (sse2_pshuflw_1): Likewise.
15416 (sse2_pshufhw_1): Likewise.
15417 (sse4a_insertqi): Likewise.
15418 (sse4a_insertq): Likewise.
15419 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15420 (ssse3_phadddv4si3): Likewise.
15421 (ssse3_phaddswv8hi3): Likewise.
15422 (ssse3_phsubwv8hi3): Likewise.
15423 (ssse3_phsubdv4si3): Likewise.
15424 (ssse3_phsubswv8hi3): Likewise.
15425 (ssse3_pmaddubswv8hi3): Likewise.
15426 (ssse3_pmulhrswv8hi3): Likewise.
15427 (ssse3_pshufbv16qi3): Likewise.
15428 (ssse3_psign<mode>3): Likewise.
15429 (ssse3_palignrti): Likewise.
15430 (abs<mode>2): Likewise.
15431 (ssse3_phaddwv4hi3): Set prefix_extra.
15432 (ssse3_phadddv2si3): Likewise.
15433 (ssse3_phaddswv4hi3): Likewise.
15434 (ssse3_phsubwv4hi3): Likewise.
15435 (ssse3_phsubdv2si3): Likewise.
15436 (ssse3_phsubswv4hi3): Likewise.
15437 (ssse3_pmaddubswv4hi3): Likewise.
15438 (ssse3_pmulhrswv4hi3): Likewise.
15439 (ssse3_pshufbv8qi3): Likewise.
15440 (ssse3_psign<mode>3): Likewise.
15441 (ssse3_palignrdi): Likewise.
15442 (abs<mode>2): Likewise.
15443 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15444 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15445 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15447 2007-04-23 Nick Clifton <nickc@redhat.com>
15449 * params.def: Fix formatting of emacs local variables.
15451 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15453 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15454 move if inter-unit move isn't allowed.
15455 Don't split moving the first element of V2DI to DI to inter-unit
15456 move if inter-unit move isn't allowed.
15458 2007-04-23 Richard Guenther <rguenther@suse.de>
15460 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15461 and CDI_POST_DOMINATORS separately.
15463 2007-04-23 Nick Clifton <nickc@redhat.com>
15465 * c.opt (Wformat-contains-nul): Add warning attribute.
15467 2007-04-23 Jan Hubicka <jh@suse.cz>
15469 * function.c (init_function_start): Don't init line number info.
15470 (expand_function_end): Update.
15471 (reset_block_changes, record_block_change, finalize_block_changes,
15472 check_block_change, free_block_changes): Kill.
15473 * function.h (reset_block_changes, record_block_change,
15474 finalize_block_changes, check_block_change, free_block_changes):
15476 (struct function): Remove ib_boundaries_block.
15477 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15478 Use curr_insn_locator to initialize locator.
15479 (emit_line_note): Remove.
15480 * cfgexpand.c (expand_gimple_cond_expr): Update.
15481 (construct_exit_block): Likewise.
15482 (tree_expand_cfg): Initialize/finalize locators.
15483 * expr.c (expand_expr_real): Update.
15484 * cfglayout.c (line_locators_locs, line_locators_lines,
15485 file_locators_locs, file_locators_files): Remove.
15486 (set_block_levels): Move to cfgexpand.c.
15487 (insn_locators_initialize): Remove.
15488 (pass_insn_locators_initialize): Remove.
15489 (locations_locators_locs, locations_locators_vals): New static vars.
15490 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15492 (insn_locators_alloc, insn_locators_finalize,
15493 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15495 (locator_location): New.
15496 (locator_line, locator_file): Rewrite.
15497 * rtl.h (emit_line_note): Kill.
15498 (insn_locators_alloc, insn_locators_finalize,
15499 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15501 * tree-inline.c (initialize_cfun): Do not initialize
15502 ib_boundaries_block.
15503 * passes.c (pass_insn_locators_initialize): Remove.
15505 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15507 PR middle-end/31448
15508 * expr.c (reduce_to_bit_field_precision): Handle
15511 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15513 PR tree-optimization/24659
15514 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15515 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15516 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15517 * genopinit.c (optabs): Rename vec_pack_mod_optab
15518 to vec_pack_trunc_optab.
15519 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15520 early for scalar floating point operands for NOP_EXPR.
15521 (vectorizable_type_promotion): Ditto.
15522 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15523 vec_pack_trunc_optab.
15524 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15526 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15527 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15528 Rename from VEC_PACK_MOD_EXPR.
15529 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15530 * expr.c (expand_expr_real_1): Ditto.
15531 * tree-inline.c (estimate_num_insns_1): Ditto.
15532 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15534 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15535 (vec_unpacks_lo_v4sf): Ditto.
15536 (vec_pack_trunc_v2df): Ditto.
15537 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15538 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15539 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15541 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15543 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15545 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15546 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15547 packing of floating point operands.
15548 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15549 represent unpacking of floating point operands.
15550 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15551 [vec_unpacks_hi]: Ditto.
15552 [vec_unpacks_lo]: Ditto.
15554 2007-04-22 Jan Hubicka <jh@suse.cz>
15556 * final.c (rest_of_handle_final): Call
15557 targetm.asm_out.constructor/targetm.asm_out.destructor
15558 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15559 proper priority via decl_*_priority_insert.
15560 * c-common.c (c_expand_body): Likewise.
15562 2007-04-22 Richard Guenther <rguenther@suse.de>
15564 PR tree-optimization/29789
15565 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15566 (rewrite_reciprocal): New helper split out from
15567 determine_invariantness_stmt.
15568 (rewrite_bittest): Likewise.
15569 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15570 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15573 2007-04-22 Revital Eres <eres@il.ibm.com>
15575 * loop-unroll.c (var_to_expand): New field to support also
15576 insns of the form x = something + x.
15577 (analyze_insn_to_expand_var): Use it.
15578 (expand_var_during_unrolling): Likewise.
15580 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15582 * predict.c: Include pointer-set.h.
15583 (bb_predictions): New variable.
15584 (tree_predicted_by_p, tree_predict_edge,
15585 remove_predictions_associated_with_edge): Use bb_predictions map
15586 instead of bb->predictions.
15587 (clear_bb_predictions, assert_is_empty): New functions.
15588 (combine_predictions_for_bb): Use bb_predictions map. Call
15589 clear_bb_predictions.
15590 (tree_estimate_probability): Create and free bb_predictions map.
15591 * Makefile.in (predict.o): Add pointer-set.h dependency.
15592 * basic-block.h (struct basic_block_def): Remove predictions
15594 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15596 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15599 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15602 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15604 * timevar.c (timevar_print): Change reference of --disable-checking to
15605 --enable-checking=release. Also warn if assert checking is disabled.
15607 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15610 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15611 decl as addressable if the compound literal was marked as
15613 Mark the decl as a gimple register if it is a complex or
15614 vector decl and does not live in memory.
15616 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15618 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15619 (GENERIC_NEXT): New function macro.
15620 (PHI_CHAIN): Use phi_node's new chain variable.
15621 (tree_phi_node): Change tree_common to tree_base
15622 and add the chain field.
15623 * tree-phinodes.c (make_phi_node): Don't set
15624 TREE_TYPE on the new node.
15625 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15626 instead of checking GIMPLE_TUPLE_P in chain_next.
15627 * tree-vect-transform.c
15628 (get_initial_def_for_induction): Look at
15629 PHI_RESULT_TREE for the type of the phi node.
15630 (update_vuses_to_preheader): Use PHI_CHAIN
15631 instead of TREE_CHAIN on the phi node.
15632 * tree-ssa-structalias.c (compute_points_to_sets):
15634 (ipa_pta_execute): Likewise.
15636 2007-04-21 Richard Guenther <rguenther@suse.de>
15638 PR middle-end/31136
15639 * fold-const.c (fold_unary): Call fold_convert_const on the
15642 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15644 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15645 (store_killed_in_pat): New.
15647 2007-04-20 Richard Henderson <rth@redhat.com>
15650 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15651 TREE_LIST with a void_type_node value, not void_list_node exactly.
15653 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15655 * doc/standards.texi: Re-arrange into language-specific
15656 subsections. Add a C++ section, documenting which standards we
15659 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15661 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15662 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15664 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15666 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15667 ecrti.o and crtbegin.o.
15668 (LIB_DEFAULT_SPEC): Include -lc.
15669 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15671 2007-04-20 Richard Henderson <rth@redhat.com>
15674 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15675 argument; update all callers.
15676 (get_unaligned_offset): New.
15677 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15678 get_unaligned_address, just pass on the address directly.
15679 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15680 the subreg in the helper patterns.
15681 (unaligned_extendqidi_le): Use get_unaligned_offset.
15682 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15683 (unaligned_extendhidi_be): Likewise.
15684 (unaligned_extendhidi): Tidy.
15685 * config/alpha/alpha-protos.h: Update.
15687 2007-04-20 Richard Henderson <rth@redhat.com>
15689 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15690 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15691 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15692 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15693 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15694 (CPP_SPEC): Don't include %(cpp_subtarget).
15695 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15696 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15697 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15699 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15701 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15702 for __builtin_ia32_cmpordss.
15704 PR tree-optimization/31632
15705 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15706 and arg1 for optimizations of comparison against min/max values.
15707 Fold arg0 to arg1's type for optimizations of comparison against
15708 min+1 and max-1 values.
15710 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15712 * reload.c (combine_reloads): When trying to use a dying register,
15713 check whether it's uninitialized and don't use if so.
15715 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15717 * fold-const.c: Remove prototypes for native_encode_expr and
15718 native_interpret_expr.
15719 (native_encode_expr): Make non-static.
15720 (native_interpret_expr): Likewise.
15721 * tree.h: Add prototypes for the above.
15723 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15725 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15726 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15727 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15728 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15729 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15730 Add length attributes.
15732 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15734 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15737 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15738 __STDC_WANT_DEC_FP__.
15740 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15742 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15743 for long double compatibility.
15744 * configure: Regenerate.
15746 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15748 PR rtl-optimization/29841
15749 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15751 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15752 that may cause control flow transfer from being moved.
15754 2007-04-18 Jan Hubicka <jh@suse.cz>
15756 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15759 2007-04-18 Eric Christopher <echristo@apple.com>
15761 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15762 only. Update operands.
15763 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15764 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15765 link register to pic register.
15767 2007-04-18 Dirk Mueller <dmueller@suse.de>
15769 PR diagnostic/31227
15770 * tree-vrp.c (search_for_addr_array): New.
15771 (check_array_bounds): Suppress warning about
15772 address taken of array refs if its not de-referenced.
15774 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15776 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15777 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15779 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15780 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15781 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15785 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15787 (vect_analyze_scalar_cycles): Fix indentation.
15788 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15789 (vect_mark_relevant): Include phis in relevance analysis.
15791 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15793 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15795 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15796 output_operand_lossage().
15798 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15800 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15801 the unused code for reduction without adjust-in-epilog to simplify the
15804 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15806 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15807 (S390_TDC_NEGATIVE_ZERO): New constant.
15808 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15809 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15810 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15811 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15812 (S390_TDC_POSITIVE_INFINITY): New constant.
15813 (S390_TDC_NEGATIVE_INFINITY): New constant.
15814 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15815 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15816 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15817 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15818 (S390_TDC_INFINITY): New constant.
15819 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15820 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15821 optimization for UNSPEC_CCZ_TO_INT.
15822 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15823 ("*ccz_to_int"): New insn.
15824 ("isinf<mode>2"): New insn.
15825 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15826 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15827 (UNSPEC_CCZ_TO_INT): New constant.
15829 2007-04-18 Richard Guenther <rguenther@suse.de>
15831 PR tree-optimization/19431
15832 PR tree-optimization/21463
15833 * tree-pass.h (pass_phiprop): Declare.
15834 * passes.c (init_optimization_passes): New phiprop pass.
15835 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15836 (phivn_valid_p): New helper function.
15837 (phiprop_insert_phi): Likewise.
15838 (propagate_with_phi): Likewise.
15839 (tree_ssa_phiprop): New propagator propagating loads
15840 through phi nodes if profitable.
15842 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15844 * tree-vect-analyze.c (process_use): New function.
15845 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15846 Check phis in all bbs.
15847 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15850 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15852 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15855 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15858 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15861 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15863 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15865 (sse_vmmulv4sf3): Likewise.
15866 (sse2_vmaddv2df3): Likewise.
15867 (sse2_vmmulv2df3): Likewise.
15869 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15871 PR rtl-optimization/31360
15872 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15873 (target_reg_cost): New.
15874 (init_set_costs): Initialize target_reg_cost. Add comments
15875 regarding the rationale of the costs.
15876 (global_cost_for_size): Renamed to...
15877 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15878 of register pressure.
15879 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15880 estimate_reg_pressure_cost. Add number of ivs.
15881 (determine_set_costs): Dump target_reg_cost.
15882 * loop-invariant.c (gain_for_invariant): Use
15883 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15884 (best_gain_for_invariant, find_invariants_to_move): Remove
15886 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15887 (target_reg_cost): Declare.
15888 (global_cost_for_size): Declaration removed.
15889 (estimate_reg_pressure_cost): Declare.
15891 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15893 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15894 regnos into even/odd register pairs.
15895 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15896 TDmode similar to the other floating point modes.
15897 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15898 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15900 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15901 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15902 (movdd_hardfloat64): Use TARGET_MFPGPR.
15904 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15906 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15909 2005-01-05 Richard Henderson <rth@redhat.com>
15911 * reload1.c (do_input_reload): Restrict the optimization deleteing
15912 a previous output reload to RELOAD_FOR_INPUT.
15914 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15916 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15917 induc_vec_info_type.
15918 (vectorizable_induction): New function declaration.
15919 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15920 check if already vectorized. Find first place in BB where new stmts
15921 can be inserted. Takes only one argument.
15922 (vectorizable_induction): New function.
15923 (vect_transform_stmt): Add case for induc_vec_info_type to call
15924 vectorizable_induction.
15925 (vect_transform_loop): Consider phis for vectorization.
15926 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15928 (analyze_operations): Call vectorizable_induction when analyzing phis.
15930 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15931 (vect_mark_relevant): Include phis in relevance analysis.
15932 (vect_mark_stmts_to_be_vectorize): Likewise.
15933 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15935 2007-04-16 Lawrence Crowl <crowl@google.com>
15937 * doc/invoke.texi (Debugging Options): Add documentation for the
15938 -femit-struct-debug options -femit-struct-debug-baseonly,
15939 -femit-struct-debug-reduced, and
15940 -femit-struct-debug-detailed[=...].
15942 * c-opts.c (c_common_handle_option): Add
15943 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15944 and OPT_femit_struct_debug_detailed_.
15945 * c.opt: Add specifications for
15946 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15947 and -femit-struct-debug-detailed[=...].
15948 * opts.c (set_struct_debug_option): Parse the
15949 -femit-struct-debug-... options.
15950 * opts.c (matches_main_base, main_input_basename,
15951 main_input_baselength, base_of_path, matches_main_base): Add
15952 variables and functions to compare header base name to compilation
15954 * opts.c (should_emit_struct_debug): Add to determine to emit a
15955 structure based on the option.
15956 (dump_struct_debug) Also disabled function to debug this
15958 * opts.c (handle_options): Save the base name of the
15961 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15962 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15963 This hook indicates if a type is generic. Set it by default
15964 to "never generic".
15965 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15966 to determine if a struct type is generic or not.
15967 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15968 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15969 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15970 with live C++ hook.
15972 * flags.h (enum debug_info_usage): Add an enumeration to describe
15973 a program's use of a structure type.
15974 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15975 to indicate the program's usage of the type. Filter structs based
15976 on the -femit-struct-debug-... specification.
15977 (gen_type_die): Split into two routines, gen_type_die and
15978 gen_type_die_with_usage. gen_type_die is now a wrapper
15979 that assumes direct usage.
15980 (gen_type_die_with_usage): Replace calls to gen_type_die
15981 with gen_type_die_with_usage adding the program usage of
15982 the referenced type.
15983 (dwarf2out_imported_module_or_decl): Suppress struct debug
15984 information using should_emit_struct_debug when appropriate.
15986 2007-04-16 Ian Lance Taylor <iant@google.com>
15988 PR tree-optimization/31522
15989 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15990 (vrp_initialize): Allocate vr_phi_edge_counts.
15991 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15992 executable edge. Drop test for all constants.
15993 (vrp_finalize): Free vrp_phi_edge_counts.
15995 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15996 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15998 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15999 predecessors at head rather than tail.
16001 2007-04-16 Matthias Klose <doko@debian.org>
16003 * config/alpha/linux.h (CPP_SPEC): Define.
16004 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
16006 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
16008 * function.h: Remove sequence_stack extern declaration.
16010 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16012 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
16014 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
16017 2007-04-16 Anatoly Sokolov <aesok@post.ru>
16019 * config/avr/avr.c (avr_arch_types): Rearranging array.
16020 (enum avr_arch): Add.
16021 (avr_mcu_types): Use avr_arch enumeration constants instead of
16023 * config/avr/avr.h (LINK_SPEC): Simplify.
16025 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16027 * config/m68k/m68k.c (m68k_libcall_value,
16028 m68k_function_value): Use macros for register names more.
16030 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16032 (M68K_REGNAME): Use A6_REG.
16033 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
16035 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16037 PR middle-end/28071
16038 * sched-int.h (struct deps): Split field 'pending_lists_length' into
16039 'pending_read_list_length' and 'pending_write_list_length'. Update
16041 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
16042 to handle two length counters instead of one. Update all uses.
16043 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
16044 two length counters instead of one.
16045 * sched-rgn.c (propagate_deps): Update to handle two length counters
16048 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
16051 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
16052 copy of source, pass it to ix86_expand_vector_set and return
16055 2007-04-16 David Ung <davidu@mips.com>
16056 Joseph Myers <joseph@codesourcery.com>
16058 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
16059 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
16060 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
16061 Add 74K processor information.
16062 * config/mips/mips.md: Include 74k.md.
16063 (cpu): Add 74kc,74kf,74kx.
16064 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
16065 * config/mips/74k.md: New.
16066 * doc/invoke.texi (MIPS Options): Document 74K support.
16068 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
16070 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16071 vectorizable_* functions.
16072 * tree-vect-transform.c (vectorizable_call): Add check for
16073 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16074 (vectorizable_store): likewise.
16075 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16077 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16078 (vectorizable_type_promotion, vectorizable_load): Likewise.
16079 (vectorizable_live_operation, vectorizable_condition): Likewise.
16080 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16082 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16084 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16086 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16087 register numbers more.
16088 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16089 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16090 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16091 FUNCTION_VALUE_REGNO_P): Likewise.
16092 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16093 STATIC_CHAIN_REGNUM): Likewise.
16094 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16095 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16096 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16097 * config/m68k/m68k.md (FP_REG): New.
16099 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16101 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16104 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16106 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16107 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16110 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16112 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16115 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16118 * c-decl.c (finish_decl): Grab the type of the decl after the call
16119 to store_init_value.
16121 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16123 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16125 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16128 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16129 dominators, post dominators and cleanup cfg before returning.
16131 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16133 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16134 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16136 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16138 * config.gcc: Recognize fido.
16139 * config/m68k/m68k-devices.def (fidoa): New.
16140 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16142 (FL_FIDOA, TARGET_FIDOA): New.
16143 * config/m68k/m68k.opt (mfidoa): New.
16145 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16147 PR middle-end/31322
16148 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16149 when a personality function is used.
16151 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16153 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16155 2007-04-13 Mike Stump <mrs@apple.com>
16157 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16159 * config/darwin.opt (fapple-kext): Make C++ only.
16160 * config/darwin.c (darwin_override_options): Remove code to ensure
16161 -fapple-kext is given for C++ only.
16163 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16165 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16166 * config/mips/mips.c (override_options): Call
16167 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16169 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16171 * config/i386/i386.opt (msvr3-shlib): Removed.
16173 * doc/invoke.texi: Remove -msvr3-shlib.
16175 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16177 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16178 with "popcnt" instruction.
16180 2007-04-13 Richard Guenther <rguenther@suse.de>
16182 PR tree-optimization/21258
16183 * tree-vrp.c (compare_case_labels): New helper.
16184 (find_switch_asserts): New function.
16185 (find_assert_locations): Call it for SWITCH_EXPRs.
16187 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16190 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16191 check is now implied in X87_FLOAT_MODE_P.
16192 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16193 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16194 (fix_trunc<mode>_i386_fisttp): Ditto.
16195 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16196 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16197 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16198 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16199 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16200 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16201 (unnamed_splitters): Ditto.
16202 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16203 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16204 FIRST_SSE_REG for local functions when SSE math is enabled or
16205 for functions with sseregparm attribute.
16206 (standard_80387_constant_p): Return -1 if mode is not
16208 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16209 (ix86_expand_compare): Ditto.
16210 (ix86_expand_carry_flag_compare): Ditto.
16211 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16212 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16213 DECIMAL_FLOAT_MODE_P.
16214 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16215 of SCALAR_FLOAT_MODE_P.
16216 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16217 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16218 checks before FLOAT_MODE_P.
16219 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16220 before FLOAT_MODE_P.
16225 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16227 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16228 Charles Wilson <libtool@cwilson.fastmail.fm>
16230 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16231 (libgcc.mvars): Don't depend on them.
16232 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16233 * exec-tool.in: New.
16235 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16237 * doc/invoke.text (--help): Document --help=common.
16239 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16241 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16243 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16245 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16246 * genemit.c (main): Emit #include "integrate.h".
16247 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16248 (LOADGP_RTP): New mips_loadgp_style.
16249 * config/mips/mips.h: Include config/vxworks-dummy.h.
16250 (TARGET_RTP_PIC): New macro.
16251 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16252 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16253 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16254 for TARGET_RTP_PIC.
16255 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16256 -mvxworks-pic when using -mrtp and a PIC option.
16257 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16259 (mips_symbolic_constant_p, mips_symbolic_address_p)
16260 (mips_symbol_insns): Handle SYMBOL_HALF.
16261 (override_options): Warn about -G and -mrtp being used together.
16262 Initialize mips_lo_relocs[SYMBOL_HALF].
16263 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16264 (mips_emit_loadgp): Handle LOADGP_RTP.
16265 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16266 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16267 (tablejump): Handle function-relative case table entries if
16269 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16271 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16273 * config/mips/mips.md (load_call<mode>): Allow any general register.
16275 (sibcall_value_internal, sibcall_value_multiple_internal)
16276 (call_value_internal, call_value_split, call_value_multiple_internal)
16277 (call_value_multiple_split): Remove constraints from operand 0.
16279 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16281 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16282 rather than loadgp_noshared.
16283 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16284 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16286 * config/mips/mips.md (loadgp): Rename to...
16287 (loadgp_newabi): ...this.
16288 (loadgp_noshared): Rename to...
16289 (loadgp_absolute): ...this.
16291 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16293 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16294 false for locally-binding symbols.
16295 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16297 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16299 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16300 (SYMBOL_GOT_PAGE_OFST): ...this.
16301 (SYMBOL_GOT_GLOBAL): Rename to...
16302 (SYMBOL_GOT_DISP): ...this.
16303 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16304 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16305 * config/mips/mips.c (mips_global_symbol_p): New function.
16306 (mips_symbol_binds_local_p): Likewise.
16307 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16308 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16309 mips_global_symbol_p and mips_symbol_binds_local_p.
16310 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16311 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16312 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16313 SYMBOL_GOTOFF_DISP.
16314 (mips_ok_for_lazy_binding_p): New function.
16315 (mips_load_call_address, mips_expand_call): Use it.
16316 (mips_dangerous_for_la25_p): Likewise.
16317 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16318 (*got_disp<mode>): Use got_disp_operand instead of
16319 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16320 SYMBOL_GOTOFF_GLOBAL.
16321 (*got_page<mode>): Use got_page_ofst_operand instead of
16323 * config/mips/predicates.md (const_call_insn_operand): Use
16324 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16325 (global_got_operand): Rename to...
16326 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16328 (local_got_operand): Rename to...
16329 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16330 of SYMBOL_GOT_LOCAL.
16332 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16334 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16335 TARGET_CALL_CLOBBERED_GP.
16336 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16337 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16338 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16339 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16340 of TARGET_ABICALLS && !TARGET_NEWABI.
16341 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16342 * config/mips/mips.c (mips_load_call_address): Check
16343 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16344 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16345 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16346 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16347 TARGET_ABICALLS && TARGET_NEWABI.
16348 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16350 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16351 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16352 TARGET_ABICALLS && TARGET_NEWABI.
16353 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16354 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16355 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16356 whether indirect calls must use $25.
16357 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16359 * config/mips/mips.md (jal_macro): Check flag_pic and
16360 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16361 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16362 instead of TARGET_ABICALLS.
16363 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16364 TARGET_ABICALLS && TARGET_OLDABI.
16365 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16366 (sibcall): In the comment above the define_insn, mention
16367 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16368 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16369 instead of TARGET_ABICALLS.
16371 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16373 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16374 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16375 (MACFLAGS_MATCH_P): New macro.
16376 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16377 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16378 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16379 the other MACFLAG constants.
16380 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16381 (flag_machi): Tighten constraints. Renumber some of the operands.
16382 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16384 (flag_machi_parts_acconly): New pattern.
16385 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16387 (flag_macinit1hi): Tighten constraints.
16388 (flag_mul_macv2hi_parts_acconly): New pattern.
16390 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16391 Use a more efficient implementation.
16392 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16393 inline sequences when not optimizing for size.
16395 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16396 movhi_high2low): Delete, merge functionality into...
16397 (packv2hi): ... this pattern.
16399 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16400 * config/bfin/bfin.opt (msim): New option.
16401 (mcpu=): New option.
16402 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16403 (bfin_cpu_t): Typedef of enum bfin_cpu.
16404 (bfin_cpu_type): New declaration.
16405 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16406 -msim and -mcpu= options.
16407 (LIB_SPEC): Likewise.
16408 * config/bfin/bfin.c (bfin_cpu_type): Define.
16409 (bfin_handle_option): Handle -mcpu= option.
16410 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16411 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16412 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16414 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16416 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16417 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16418 (powerpc-wrs-vxworksae): Use ${tm_file}.
16419 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16420 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16421 * config/i386/vx-common.h: New file.
16423 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16425 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16428 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16430 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16433 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16437 * c-common.c (c_build_qualified_type): Set canonical type
16440 2007-04-12 Richard Guenther <rguenther@suse.de>
16442 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16443 lower bound and element size if lower bound is not zero
16444 or either of the ARRAY_REF operands is set.
16446 2007-04-12 Richard Guenther <rguenther@suse.de>
16448 PR tree-optimization/24689
16449 PR tree-optimization/31307
16450 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16452 * gimplify.c (canonicalize_addr_expr): To be consistent with
16453 gimplify_compound_lval only set operands two and three of
16454 ARRAY_REFs if they are not gimple_min_invariant. This makes
16455 it never at this place.
16456 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16458 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16460 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16461 null before emitting a .nsubspa directive.
16463 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16465 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16466 need_to_partition_p if there are no memory statements in the
16469 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16471 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16472 (gcd_of_steps_may_divide_p): New function.
16473 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16475 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16477 * reload.c (find_reloads_toplev, find_reloads_address,
16478 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16479 not a pointer equality test, to decide if we need to call
16480 push_reg_equiv_alt_mem.
16482 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16484 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16485 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16487 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16489 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16491 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16492 vector to be positive.
16494 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16498 * doc/invoke.texi: Document --params max-aliased-vops and
16500 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16501 debug_memory_partitions): Move to tree-flow.h
16502 * params.h (AVG_ALIASED_VOPS): Define.
16503 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16505 (mp_info_t): Likewise.
16506 (get_mem_sym_stats_for): New.
16507 (set_memory_partition): Move from tree-flow-inline.h.
16508 (mark_non_addressable): Only clear the set of symbols for the
16509 partition if it exists.
16510 (dump_memory_partitions): Move from tree-ssa-operands.c
16511 (debug_memory_partitions): Likewise.
16512 (need_to_partition_p): New.
16513 (dump_mem_ref_stats): New.
16514 (debug_mem_ref_stats): New.
16515 (dump_mem_sym_stats): New.
16516 (debug_mem_sym_stats): New.
16517 (update_mem_sym_stats_from_stmt): New.
16518 (compare_mp_info_entries): New.
16519 (mp_info_cmp): Call it.
16520 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16522 (get_mpt_for): Move from tree-ssa-operands.c.
16523 (find_partition_for): New.
16524 (create_partition_for): Remove.
16525 (estimate_vop_reduction): New.
16526 (update_reference_counts): New.
16527 (build_mp_info): New.
16528 (compute_memory_partitions): Refactor.
16529 Document new heuristic.
16530 Call build_mp_info, update_reference_counts,
16531 find_partition_for and estimate_vop_reduction.
16532 (compute_may_aliases): Populate virtual operands before
16533 calling debugging dumps.
16534 (delete_mem_sym_stats): New.
16535 (delete_mem_ref_stats): New.
16536 (init_mem_ref_stats): New.
16537 (init_alias_info): Call it.
16538 (maybe_create_global_var): Remove alias_info argument.
16539 Get number of call sites and number of pure/const call sites
16540 from gimple_mem_ref_stats().
16541 (dump_alias_info): Call dump_memory_partitions first.
16542 (dump_points_to_info_for): Show how many times a pointer has
16544 * opts.c (decode_options): For -O2 set --param
16545 max-aliased-vops to 500.
16546 For -O3 set --param max-aliased-vops to 1000 and --param
16547 avg-aliased-vops to 3.
16548 * fortran/options.c (gfc_init_options): Remove assignment to
16550 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16551 * tree-dfa.c (dump_variable): Dump memory reference
16553 Dump NO_ALIAS* settings.
16554 (referenced_var_lookup): Tidy.
16555 (mem_sym_stats): New.
16556 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16557 and ORIG are different SSA names for a memory partition.
16558 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16559 * tree-flow.h (struct mem_sym_stats_d): Define.
16560 (mem_sym_stats_t): Define.
16561 (struct mem_ref_stats_d): Define.
16562 (struct gimple_df): Add field mem_ref_stats.
16563 (enum noalias_state): Define.
16564 (struct var_ann_d): Add bitfield noalias_state.
16565 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16566 debug_mem_ref_stats, debug_memory_partitions,
16567 debug_mem_sym_stats): Declare.
16568 * tree-ssa-structalias.c (update_alias_info): Update call
16569 sites, pure/const call sites and asm sites in structure
16570 returned by gimple_mem_ref_stats.
16571 Remove local variable IS_POTENTIAL_DEREF.
16572 Increase NUM_DEREFS if the memory expression is a potential
16574 Call update_mem_sym_stats_from_stmt.
16575 If the memory references memory, call
16576 update_mem_sym_stats_from_stmt for all the direct memory
16577 symbol references found.
16578 (intra_create_variable_infos): Set noalias_state field for
16579 pointer arguments according to the value of
16580 flag_argument_noalias.
16581 * tree-ssa-structalias.h (struct alias_info): Remove fields
16582 num_calls_found and num_pure_const_calls_found.
16583 (update_mem_sym_stats_from_stmt): Declare.
16584 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16585 Set default value to 100.
16586 (PARAM_AVG_ALIASED_VOPS): Define.
16588 2007-04-11 Richard Guenther <rguenther@suse.de>
16590 PR middle-end/31530
16591 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16592 a * -b + c as c - a * b if we honor sign dependent rounding.
16594 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16596 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16597 bfin_expand_strmov.
16598 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16599 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16601 (initialize_trampoline): Don't use old-style function definition.
16602 (bfin_secondary_reload): Mark IN_P argument as unused.
16604 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16606 PR tree-optimization/31343
16607 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16608 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16609 * testsuite/gcc.dg/vect/pr31343.c: New.
16611 2007-04-10 Eric Christopher <echristo@apple.com>
16613 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16614 * config/i386/i386.md (*cmpfp0): Use.
16615 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16616 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16617 (fix_trunc<mode>_i386_fisttp): Ditto.
16618 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16619 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16620 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16621 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16622 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16623 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16624 (unnamed_splitters): Ditto.
16625 * config/i386/i386.c (output_fix_trunc): Assert that
16626 we're not being passed a TFmode operand.
16628 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16630 PR tree-optimization/31526
16631 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16632 n_basic_blocks to find newly added blocks.
16634 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16636 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16638 (fix_trunc<mode>si_sse): Ditto.
16639 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16640 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16641 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16642 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16643 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16644 expander using SSEMODEF mode macro.
16645 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16646 expander using SSEMODEF mode macro.
16647 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16648 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16649 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16650 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16651 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16652 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16653 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16654 Macroize insn using X87MODEF mode macro.
16656 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16658 * config/i386/sse.md (sse2_pinsrw): Removed.
16659 (sse2_pextrw): Renamed to ...
16660 (*sse2_pextrw): This.
16662 2007-04-09 Jan Hubicka <jh@suse.cz>
16665 * config/i386/sse.md
16666 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16667 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16668 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16669 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16671 2007-04-09 Jan Hubicka <jh@suse.cz>
16673 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16674 multiple fields of union.
16676 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16678 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16679 (create_preheaders): Check that loops are available.
16680 (fix_loop_structure): Clean up, improve comments.
16681 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16682 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16684 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16685 * predict.c (tree_estimate_probability): Do not call
16686 calculate_dominance_info. Call create_preheaders.
16687 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16688 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16690 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16691 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16692 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16693 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16696 2007-04-08 Jan Hubicka <jh@suse.cz>
16698 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16699 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16700 * fold-const.c (fold_unary): Use it.
16702 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16704 * varasm.c (assemble_variable): Remove call to
16705 lang_hooks.decls.prepare_assemble_variable.
16706 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16707 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16708 * langhooks.h (lang_hooks_for_decls): Remove
16709 prepare_assemble_variable.
16711 2007-04-08 Mike Stump <mrs@apple.com>
16713 * config/i386/i386.c: Use inc/dec on Core2.
16715 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16717 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16718 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16719 lhd_tree_inlining_end_inlining): Remove.
16720 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16721 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16722 end_inlining hooks.
16723 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16724 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16725 lhd_tree_inlining_end_inlining): Remove prototypes.
16726 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16727 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16728 LANG_HOOKS_TREE_INLINING_START_INLINING,
16729 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16731 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16734 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16737 * config/avr/predicates.md (io_address_operand): Delete predicate.
16738 (low_io_address_operand): Don't use 'mode' argument.
16739 (higth_io_address_operand): Rename ...
16740 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16741 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16744 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16746 Revert change removing staticp.
16748 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16751 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16754 2007-04-07 Bruce Korb <bkorb@gnu.org>
16756 * c.opt: Add -Wformat-contains-nul.
16757 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16759 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16760 the NUL byte warning.
16762 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16764 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16766 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16768 * tree.c (staticp): No longer use staticp langhook.
16769 * langhooks.c (lhd_staticp): Removed.
16770 * langhooks.h (struct lang_hooks): Remove staticp.
16771 * c-common.c (c_staticp): Remove.
16772 * c-common.h (c_staticp): Ditto.
16773 * langhooks-defs.h (lhd_staticp): Ditto.
16774 (LHD_HOOKS_STATICP): Ditto
16775 * tree.h (gcc_assert_lowered): New macro.
16777 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16779 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16780 argument "reliable".
16781 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16782 Add argument "reliable". Propagate it through calls.
16783 (infer_loop_bounds_from_undefined): Derive number of iterations
16784 estimates from references in blocks that do not dominate loop latch.
16785 (gcov_type_to_double_int): New function.
16786 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16787 and expected_loop_iterations_unbounded.
16788 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16789 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16790 * tree-data-ref.c (estimated_loop_iterations): Export.
16791 (get_references_in_stmt): Fix -- do not return addresses of local
16793 * cfgloop.h (expected_loop_iterations_unbounded,
16794 estimated_loop_iterations): Declare.
16796 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16798 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16800 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16802 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16803 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16804 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16805 Use output_387_reg_move().
16806 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16807 expander using X87MODEF12 mode macro.
16808 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16809 choosing register preferences. Use output_387_reg_move().
16810 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16811 instead of "x". Use output_387_reg_move().
16812 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16813 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16814 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16815 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16816 Use output_387_reg_move().
16817 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16819 (*truncxf?f_i387 splitter): Ditto.
16821 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16823 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16824 LANG_HOOKS_SAFE_FROM_P.
16825 * expr.c (safe_from_p): Remove langhook call.
16826 * langhooks.h (lang_hooks): Remove safe_from_p.
16827 (lhd_safe_from_p): Remove prototype.
16828 * langhooks.c (lhd_safe_from_p): Remove.
16830 2007-04-06 Jan Hubicka <jh@suse.cz>
16832 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16835 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16837 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16838 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16839 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16840 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16842 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16843 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16845 2007-04-05 Richard Henderson <rth@redhat.com>
16847 * config/alpha/alpha.c (print_operand) [+]: Remove.
16848 (alpha_end_function): Print nop if call at end of function.
16849 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16850 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16851 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16852 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16853 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16854 the call pattern. Update peepholes to match.
16856 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16858 * doc/extend.texi (Other Builtins): Add decimal float variants
16860 * builtins.def: Ditto.
16861 * builtins.c (expand_builtin): Ditto.
16863 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16864 H.J. Lu <hongjiu.lu@intel.com>
16867 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16868 of V8HImode when calling ix86_binary_operator_ok.
16869 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16870 (sdot_prodv8hi): Operands 1 and 2 must be register.
16872 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16874 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16875 initialize align to silence bogus warning.
16877 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16879 PR middle-end/22156
16880 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16882 (struct sra_walk_fns): Remove use_all parameter from use.
16883 (sra_hash_tree): Handle BIT_FIELD_REFs.
16884 (sra_elt_hash): Don't hash bitfld blocks.
16885 (sra_elt_eq): Skip them in parent compares as well. Handle
16887 (sra_walk_expr): Don't maintain or pass down use_all_p.
16888 (scan_use): Remove use_all parameter.
16889 (scalarize_use): Likewise. Re-expand assignment to
16890 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16891 output, and re-scalarize after output. Don't mark anything
16893 (scalarize_ldst): Adjust.
16894 (scalarize_walk_gimple_modify_statement): Likewise.
16895 (build_element_name_1): Handle BIT_FIELD_REFs.
16896 (instantiate_element): Don't warn for any element whose parent
16897 is used as a whole.
16898 (instantiate_missing_elements_1): Return the sra_elt.
16899 (canon_type_for_field): New.
16900 (try_instantiate_multiple_fields): New.
16901 (instantiate_missing_elemnts): Use them.
16902 (mark_no_warning): Removed.
16903 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16904 (REPLDUP, sra_build_elt_assignment): New.
16905 (generate_copy_inout): Use them.
16906 (generate_element_copy): Likewise. Handle bitfld differences.
16907 (generate_element_zero): Don't recurse for blocks. Use
16908 sra_build_elt_assignment.
16909 (generate_one_element_int): Take elt instead of var. Use
16910 sra_build_elt_assignment.
16911 (generate_element_init_1): Adjust.
16912 (scalarize_use, scalarize_copy): Use REPLDUP.
16913 (scalarize_ldst): Move assert before dereference.
16914 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16916 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16918 * regmove.c: Fix unused variable warnings due to previous commit.
16920 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16922 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16923 (regmove_bb_head): Remove.
16924 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16925 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16926 problems with fixup_match_1.
16927 Don't initialize/free regmove_bb_head.
16929 (reg_is_remote_constant_p): If an insn is in the same basic block
16930 but not before INSN, consider it remote, too.
16932 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16935 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16936 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16938 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16940 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16941 (CONDITIONAL_REGISTER_USAGE): Likewise.
16943 2007-04-04 Richard Henderson <rth@redhat.com>
16945 * config/alpha/lib1funcs.asm: Remove unused file.
16947 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16950 * opts.c (print_specific_help): Fix --help=<language>
16952 (common_handle_option): Support --help=common.
16954 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16957 * gcc.c (main): Do not run the linker if
16958 print_subprocess_help indicates that it shouldn't be
16961 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16964 * doc/invoke.texi (--help=): Document <languages> value, fix
16965 formatting in tables of values.
16967 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16969 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16970 dllimport attribute of virtual methods.
16972 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16974 * config/score/crti.asm: Change _bss_start to __bss_start.
16975 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16976 (OUTGOING_REG_PARM_STACK_SPACE) update.
16977 * config/score/score.opt: add options to make backend support
16978 score5, score5u, score7 and score7d.
16979 * config/score/score.md: Likewise.
16980 * config/score/misc.md: Likewise.
16981 * config/score/mac.md: Likewise.
16982 * doc/invoke.texi: Likewise.
16983 * doc/md.texi: update constraints define.
16985 2007-04-03 Richard Henderson <rth@redhat.com>
16987 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16988 an appropriate type, use the mode instead.
16990 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16992 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16993 Set the default --with-arch setting to mips2.
16994 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16995 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16996 (MULTILIB_OSDIRNAMES): Delete.
16997 (MULTILIB_DIRNAMES): Define.
16998 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16999 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
17000 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
17001 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
17002 VXWORKS_OS_CPP_BUILTINS.
17003 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
17004 (MIPS_DEBUGGING_INFO): Undefine.
17005 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
17007 2007-04-03 Jakub Jelinek <jakub@redhat.com>
17009 PR middle-end/30704
17010 * fold-const.c (native_encode_real): Encode real.c provided longs
17011 as a series of 32-bit native integers.
17012 (native_interpret_real): Interpret buffer as a series of 32-bit
17015 2007-04-03 Richard Guenther <rguenther@suse.de>
17017 * genpreds.c (write_insn_constraint_len): Write function
17018 optimized for CONSTRAINT_LEN implementation.
17019 (write_tm_preds_h): Output insn_constraint_len inline and
17020 use it for CONSTRAINT_LEN.
17021 (write_insn_preds_c): Don't output insn_constraint_len.
17022 * doc/md.texi (define_register_constraint): Document multi-letter
17023 constraints shall have the same length if they start with the same
17026 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17029 * config/i386/i386.md (isinf<mode>2): Expand only when
17030 TARGET_C99_FUNCTIONS is set.
17032 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17034 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
17035 (x86_64-*-linux*): Ditto.
17036 * config/i386/i386.opt (mpc): New option.
17037 * config/i386/i386.c (overrride_options): Handle
17038 ix87_precision_string.
17039 * config/i386/crtprec.c: New file.
17040 * config/i386/t-crtpc: Ditto.
17041 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
17042 and -mpc80 options.
17043 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
17044 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
17045 crtprec32.o, crtprec64.o and crtprec80.o.
17047 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
17048 and -mpc80 options.
17049 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
17051 2007-04-02 Eric Christopher <echristo@apple.com>
17053 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
17054 limitations on darwin.
17056 2007-04-02 Anatoly Sokolov <aesok@post.ru>
17059 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
17061 2007-04-02 Dave Korn <dave.korn@artimi.com>
17063 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
17065 2007-04-02 Dave Korn <dave.korn@artimi.com>
17067 * libgcc2.h (exception_descriptor): Don't forward-declare.
17068 (__get_eh_table_language, __get_eh_table_version): Delete
17069 prototypes of long-dead functions.
17071 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17073 * ebitmap.h: New file
17074 * ebitmap.c: New file
17075 * Makefile.in (ebitmap.o): New target.
17077 2007-04-01 Jan Hubicka <jh@suse.cz>
17079 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17080 before very first instruction.
17082 2007-04-01 Jan Hubicka <jh@suse.cz>
17084 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17085 waring on 64bit hosts.
17086 * bitmap.h: Fix typo in bitmap_head_def.
17088 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17090 PR rtl-optimization/31391
17091 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17092 into a DELETED_LABEL note, and the label is in an empty basic
17093 block, update BB_END as well as BB_HEAD.
17095 2007-04-01 Richard Henderson <rth@redhat.com>
17097 PR tree-optimization/31169
17098 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17099 to varying if the range is outside [0, prec-1].
17101 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17104 * config/mips/mips.md (load_const_gp): New insn.
17105 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17106 the MIPS16 GP pseudo register if no_new_pseudos.
17107 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17109 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17112 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17114 (call_value): Likewise.
17116 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17117 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17120 * doc/invoke.texi: (optimization options): Reword description
17121 of -ffast-math. Document its primary purpose.
17123 2007-03-31 Richard Guenther <rguenther@suse.de>
17125 * omp-low.c (splay-tree.h): Include.
17126 (lookup_decl): Replace splay-tree usage by pointer-map.
17127 (maybe_lookup_decl): Likewise.
17128 (new_omp_context): Likewise.
17129 (delete_omp_context): Likewise.
17130 * gimplify.c (splay-tree.h): Include.
17131 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17133 (remap_ssa_name): Likewise.
17134 (remap_decl): Likewise.
17135 (remap_type_1): Likewise.
17136 (remap_type): Likewise.
17137 (copy_body_r): Likewise.
17138 (expand_call_inline): Likewise.
17139 (clone_body): Likewise.
17140 (copy_tree_r): Likewise.
17141 (remap_save_expr): Likewise.
17142 (unsave_r): Likewise.
17143 (unsave_expr_now): Likewise.
17144 (tree_function_versioning): Likewise.
17145 (build_duplicate_type): Likewise.
17146 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17147 (struct copy_body_data): Replace splay-tree by pointer-map.
17148 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17149 not $(SPLAY_TREE_H).
17150 (gimplify.o): Depend on $(SPLAY_TREE_H).
17151 (omp-low.p): Likewise.
17153 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17155 * config/avr/predicates.md (even_register_operand,
17156 odd_register_operand): New predicates.
17157 * config/avr/avr.md (movw peephole2): New.
17158 (movw_r peephole2): New.
17160 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17162 * tree.h (get_signed_or_unsigned_type): New.
17163 * fold-const.c (operand_equal_for_comparison_p): Use
17164 get_signed_or_unsigned_type instead of
17165 lang_hooks.types.signed_or_unsigned_type.
17166 * expr.c (store_expr): Ditto.
17167 * langhooks.c (get_signed_or_unsigned_type): New.
17168 (lhd_signed_or_unsigned_type): New.
17169 * langhooks.h (lhd_signed_or_unsigned_type): New.
17170 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17172 2007-03-30 Richard Henderson <rth@redhat.com>
17174 * tree-ssa-loop-ivopts.c: Include target.h.
17175 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17176 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17177 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17178 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17180 2007-03-30 Richard Henderson <rth@redhat.com>
17181 Kai Tietz <kai.tietz@onevision.com>
17183 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17184 default for 64-bit.
17185 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17186 (TARGET_64BIT_MS_ABI): New.
17187 (DBX_REGISTER_NUMBER): Handle 64-bit.
17188 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17189 (LONG_TYPE_SIZE): Force to 32.
17190 (REG_PARM_STACK_SPACE): New.
17191 (OUTGOING_REG_PARM_STACK_SPACE): New.
17192 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17193 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17194 (STACK_BOUNDARY): Use 128 for 64-bit.
17195 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17196 Add 64-bit implementation.
17197 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17199 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17200 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17201 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17202 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17203 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17204 TARGET_64BIT_MS_ABI.
17205 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17206 (ix86_pass_by_reference): Likewise.
17207 (ix86_function_value_regno_p): Likewise.
17208 (ix86_build_builtin_va_list): Likewise.
17209 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17210 (function_arg_advance_ms_64): New.
17211 (function_arg_advance): Call it.
17212 (function_arg_ms_64): New.
17213 (function_arg): Call it.
17214 (function_value_ms_64): New.
17215 (ix86_function_value_1): Call it.
17216 (return_in_memory_ms_64): New.
17217 (ix86_return_in_memory): Call it.
17218 (setup_incoming_varargs_ms_64): New.
17219 (ix86_setup_incoming_varargs): Call it.
17220 (ix86_expand_prologue): Handle 64-bit stack probing.
17221 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17222 (output_pic_addr_const): Likewise.
17223 (x86_this_parameter): Likewise.
17224 (x86_output_mi_thunk): Likewise.
17225 (x86_function_profiler): Likewise.
17226 (TARGET_STRICT_ARGUMENT_NAMING): New.
17227 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17228 (TARGET_64BIT_MS_ABI): New.
17229 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17230 * config/i386/i386.md (allocate_stack_worker): Remove.
17231 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17232 describe the clobber of eax without a match_scratch.
17233 (allocate_stack_worker_postreload): Remove.
17234 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17235 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17236 (allocate_stack_worker_rex64_postreload): Remove.
17237 (allocate_stack): Handle 64-bit.
17238 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17239 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17240 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17241 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17242 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17243 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17244 * config.build (x86_64-*-mingw*): New host.
17245 * config.host (x86_64-*-mingw*): New host.
17246 * config.gcc (x86_64-*-mingw*): New target.
17247 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17249 2007-03-30 Richard Henderson <rth@redhat.com>
17250 Kai Tietz <kai.tietz@onevision.com>
17252 * c-pragma.c (struct def_pragma_macro_value): New.
17253 (struct def_pragma_macro): New.
17254 (pushed_macro_table): New.
17255 (dpm_hash, dpm_eq): New.
17256 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17257 (init_pragma): Install them.
17258 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17260 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17262 * config/avr/avr.c (avr_override_options): Clear
17263 'flag_delete_null_pointer_checks'.
17265 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17268 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17269 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17270 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17271 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17272 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17273 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17274 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17276 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17278 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17280 * regmove.c: Move all of pass_stack_adjustments from here...
17281 * combine-stack-adj.c: ...to this new file.
17282 * Makefile.in: Add rules for combine-stack-adj.o.
17284 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17286 PR tree-optimization/31383
17287 * tree-data-ref.c (affine_function_equal_p): Do not require the
17288 vectors to have the same length.
17290 2007-03-30 Jan Hubicka <jh@suse.cz>
17292 PR middle-end/30700
17293 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17294 availablility; add more sanity checking; ask varpool only about
17297 2007-03-29 Richard Henderson <rth@redhat.com>
17299 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17300 to decide, but __SIZEOF_LONG_LONG__.
17302 2007-03-29 Richard Henderson <rth@redhat.com>
17304 * emutls.c (struct __emutls_array): New.
17305 (emutls_destroy): Use it instead of casting element 0 from void*.
17306 (__emutls_get_address): Likewise.
17308 2007-03-29 Richard Henderson <rth@redhat.com>
17310 * varasm.c (initializer_constant_valid_p): Don't deny
17311 DECL_DLLIMPORT_P on functions.
17313 * config/i386/cygming.h: Remove function declarations.
17314 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17315 (ASM_OUTPUT_LABELREF): Remove.
17316 (COMMON_ASM_OP): Remove.
17317 (ASM_OUTPUT_COMMON): Remove.
17318 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17319 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17320 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17321 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17322 Rename from TARGET_ENCODE_SECTION_INFO.
17323 * config/i386/netware.h: Likewise.
17324 * config/i386/i386-protos.h: Update.
17325 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17326 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17327 (legitimate_constant_p): Reject dllimports.
17328 (dllimport_map, get_dllimport_decl): New.
17329 (legitimize_dllimport_symbol): New.
17330 (legitimize_address, ix86_expand_move): Use it.
17331 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17332 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17333 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17334 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17335 * config/i386/predicates.md (constant_call_address_operand): Only
17336 accept symbols; reject dllimport_p symbols.
17337 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17338 i386_pe_maybe_record_exported_symbol.
17339 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17340 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17341 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17342 trust the setting of DECL_DLLIMPORT_P.
17343 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17344 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17345 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17346 tidy the argument scanning loop.
17347 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17348 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17349 (i386_pe_strip_name_encoding): Remove.
17350 (i386_pe_binds_local_p): New.
17351 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17352 (i386_pe_output_labelref): Remove.
17353 (i386_pe_asm_output_aligned_decl_common): New.
17354 (i386_pe_maybe_record_exported_symbol): Rename from
17355 i386_pe_record_exported_symbol; check for dllexported symbols.
17357 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17359 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17360 add comment explaining why vsnprintf cannot be used.
17362 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17364 PR tree-optimization/30666
17365 * tree.c (build_complex_type): When creating type names for DWARF2
17366 debug info, create TYPE_DECLs for TYPE_NAME instead of
17368 (build_common_tree_nodes_2): Use build_complex_type when building
17369 predefined complex types, to preserve canonical types.
17371 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17373 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17374 (noce_get_alt_condition): Look at it to determine whether to
17375 reverse the condition or not.
17376 (noce_get_condition): Substitute the truth for lies.
17377 (noce_find_if_block): Set the then_else_reversed field.
17379 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17381 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17382 destination of this insn.
17383 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17384 than calling gen_rtx_SET directly. Use r0 to hold the value of
17385 'address + 4' rather than a stack based temporary which can be
17386 mis-optimized away.
17388 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17390 * config/s390/s390.c (s390_secondary_input_reload_class,
17391 s390_secondary_output_reload_class): Functions removed.
17392 (s390_secondary_reload): New function.
17393 (TARGET_SECONDARY_RELOAD): Target macro defined.
17394 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17395 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17396 * config/s390/s390.md ("reload_outti", "reload_outdi",
17397 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17398 "reload_out<mode>"): Expanders removed.
17399 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17400 "reload<mode>_nonoffmem_out"): Expanders added.
17402 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17404 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17405 action if SRC->DEST replacement failed anyway.
17407 2007-03-28 Mike Stump <mrs@apple.com>
17409 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17410 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17411 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17413 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17415 * config.gcc: Accept barcelona as a variant of amdfam10.
17416 * config/i386/i386.c (override_options): Likewise.
17417 * doc/invoke.texi: Likewise.
17419 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17421 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17422 offsets for BIT_FIELD_REF and COMPONENT_REF.
17424 2007-03-28 Richard Guenther <rguenther@suse.de>
17426 * tree.c (is_global_var): Move ...
17427 * tree-flow-inline.h (is_global_var): ... here.
17428 * tree.h (is_global_var): Remove declaration.
17430 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17432 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17434 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17435 * config/i386/i386.c (ix86_tune_features): Initialize new
17437 * config/i386/predicates.md (promotable_binary_operator): Use
17438 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17440 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17443 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17445 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17447 * config/fr30/fr30.md (movsi_internal): Change destination
17448 constraint from m to V and add m to the end.
17450 2007-03-28 Christian Bruel <christian.bruel@st.com>
17452 * config/sh/sh.md (movsi_i): Fix type attribute.
17454 2007-03-28 Christian Bruel <christian.bruel@st.com>
17456 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17457 (movsf_ie): Likewise.
17459 2007-03-28 Christian Bruel <christian.bruel@st.com>
17461 * config.gcc: Add sh4-300 to multilib.
17462 * config/sh/t-mlib-sh4-300: New file.
17464 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17466 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17467 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17468 fix_trunc<mode>di2.
17469 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17470 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17471 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17472 "fixuns_trunctddi2"): Whitespace fix.
17474 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17476 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17477 the definition of struct sh_args.
17478 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17479 CALL_COOKIE_INT_REG_GET): Likewise.
17481 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17483 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17484 transformations are applied successfully.
17486 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17488 * tree.c (tree_contains_struct): Permit 512 tree codes.
17489 * tree.h (tree_contains_struct): Ditto.
17490 (MAX_TREE_CODES): Ditto.
17491 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17492 SPARE member to store remaining padding bits.
17494 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17496 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17499 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17501 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17502 * configure: Regenerate.
17504 * configure: Regenerate using the correct version of autoconf.
17506 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17508 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17510 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17511 regs to "__SP_L__" and "__SP_H__".
17513 2007-03-27 Richard Guenther <rguenther@suse.de>
17515 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17516 computations with it with a HOST_WIDE_INT variable.
17518 2007-03-26 Mike Stump <mrs@apple.com>
17520 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17521 objective-c-header, objective-c++-header and objc++-cpp-output
17523 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17525 2007-03-26 Richard Henderson <rth@redhat.com>
17528 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17529 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17530 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17531 IX86_BUILTIN_PSRLQ128): New.
17532 (ix86_init_mmx_sse_builtins): Add them.
17533 (ix86_expand_builtin): Expand them.
17534 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17535 operand 2 be TImode.
17536 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17537 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17538 _mm_srli_epi64): Mark __B const.
17539 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17540 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17541 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17542 new two-vector shift builtins.
17544 2007-03-26 Ian Lance Taylor <iant@google.com>
17546 PR tree-optimization/31345
17547 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17548 [+INF, +INF(OVF)] into VARYING.
17550 2007-03-26 Zack Weinberg <zackw@panix.com>
17552 * gengtype-parse.c: New file.
17553 * gengtype-yacc.y: Delete.
17554 * gengtype-lex.l: Don't include gengtype-yacc.h.
17555 Define YY_DECL and yyterminate appropriately for recursive
17556 descent parser. yylval is now a string out-parameter to yylex.
17557 (HWS, EOID): New shorthand.
17558 (IWORD): Add a couple more types.
17559 (yylex): Add a setup stanza. Remove the complex rules for
17560 detecting GTY'ed types and typedefs; replace with simple
17561 keyword detectors. Adjust everything for the changed
17562 definition of yylval. Ignore all pp-directives, not just #define.
17564 (parse_file): Rename yybegin; do not call yyparse.
17566 * gengtype.c (xasprintf): Export again.
17567 (this_file): New. Use everywhere __FILE__ was being used.
17568 (get_lang_bitmap): Special case types defined in gengtype.c.
17569 (do_typedef, new_structure): Suppress definition of certain types.
17570 (new_structure): Improve diagnostics of duplicate definitions.
17571 Make sure location_s is associated with input.h.
17572 (nreverse_pairs, define_location_structures): New functions.
17573 (main): Improve tagging of kludge types. Remove old kludges
17574 for input.h types; use define_location_structures.
17575 * gengtype.h: Update prototypes. Define token codes here.
17576 * Makefile.in: Remove all references to gengtype-yacc.
17577 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17579 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17580 add GTY((skip)) to the field that's only conditionally there.
17581 * doc/install.texi: Document that Bison is no longer required
17582 unless building treelang.
17584 * gengtype.c: Don't include gtyp-gen.h.
17585 (srcdir): Declare here.
17586 (base_files, lang_dir_names): Allocate dynamically.
17587 (gt_files, num_gt_files, num_lang_dirs): New globals.
17588 (measure_input_list, read_input_line, read_input_list)
17589 (set_lang_bitmap): New functions.
17590 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17591 simplify, relying on read_input_list to set up the bitmaps.
17592 (main): Arguments are no longer unused. Check for correct number
17593 of command line arguments, set srcdir and srcdir_len, then call
17594 read_input_list, before doing anything else. No need to worry
17595 about duplicates in main loop.
17596 * configure.ac: Simplify the calculation of all_gtfiles.
17597 Put language tags in there. Don't set or substitute
17598 all_gtfiles_files_langs or all_gtfiles_files_frags.
17599 * Makefile.in: Revamp the way gengtype is invoked, now that it
17600 takes a file on its command line with a much simpler format.
17601 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17602 (GTFILES): Remove duplicates and C source files.
17603 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17604 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17605 * configure: Regenerate.
17607 * gengtype.h: Remove all type definitions to gengtype.c; leave
17608 only definitions of options_p, type_p, and pair_p as opaque
17609 pointers. Update prototypes.
17610 * gengtype.c: Many type definitions moved here from gengtype.h.
17611 Consolidate type definitions at the top of the file.
17612 (xvasprintf): Delete.
17613 (xasprintf): Make static.
17614 (create_nested_pointer_option): Add 'next' parameter.
17615 (create_field_all, create_field_at): New functions.
17616 (create_field): Now a thin wrapper around create_field_all.
17617 (create_optional_field): Rename create_optional_field_ and add
17618 line argument. Original name is now a macro which supplies
17620 (oprintf): Use vsnprintf directly.
17621 (close_output_files): Use fatal rather than perror/exit.
17622 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17623 (main): Set progname. Don't use exit.
17624 * gengtype-yacc.y (struct_fields): Use create_field_at.
17625 (option, optionseqopt): Delete.
17626 (optionseq): Consolidate productions from option here so we
17627 can use the first argument to create_option.
17629 * gengtype-lex.l: Distinguish unions from structures in the
17630 token type. Don't call find_structure; return the tag as a string.
17631 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17632 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17633 string. Reorganize typedef_struct production accordingly.
17634 Use create_nested_ptr_option.
17635 * gengtype.c (create_nested_ptr_option): New function.
17636 * gengtype.h: Declare it.
17638 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17639 (string_type): Don't declare.
17640 (do_scalar_typedef): Declare.
17641 (create_scalar_type): Update prototype.
17642 * gengtype.c (string_type): Make static.
17643 (scalar_nonchar, scalar_char): New.
17644 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17645 (resolve_typedef): Use scalar_nonchar for error recovery.
17646 (create_scalar_type): Remove name_len field. Return scalar_char
17647 or scalar_nonchar as appropriate.
17648 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17649 to use string_type.
17650 (throughout): Use scalar_nonchar instead of calling
17651 create_scalar_type, whenever possible.
17652 (main): Initialize scalar_char and scalar_nonchar before calling
17654 * gengtype-lex.l: Adjust for removal of second argument to
17655 create_scalar_type. Use yylval.s instead of yylval.t when
17657 * gengtype-yacc.y: Type of SCALAR is string. Call
17658 create_scalar_type from type:SCALAR rule. Adjust for removal of
17659 second argument to create_scalar_type.
17661 * vec.h: Remove all #if IN_GENGTYPE blocks.
17662 Add comment saying that changes may require adjustments to gengtype.
17663 * gengtype.c: Don't include coretypes.h or tm.h.
17664 Add comment to inclusion of errors.h.
17665 (note_def_vec, note_def_vec_alloc): New functions.
17666 * gengtype.h: Declare new functions.
17667 * gengtype-lex.l: Don't include coretypes.h.
17668 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17670 (update_lineno): Remove unnecessary prototype.
17671 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17672 (VEC rule): Just return VEC_TOKEN.
17673 * gengtype-yacc.y (VEC_TOKEN): New token type.
17674 (type): Add a production for VEC(a,b).
17675 * Makefile.in: Update dependencies.
17677 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17678 typedefs that use the old PARAMS macro.
17680 * gengtype-lex.l: Remove all rules and states relating to yacc
17682 * gengtype-yacc.y: Similarly.
17683 * gengtype.c (note_yacc_type): Delete function.
17684 * gengtype.h: Update prototypes.
17686 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17688 * tree-pretty-print.c (dump_generic_node): Report precision of
17689 unnamed integer types.
17691 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17693 * ifcvt.c (noce_try_store_flag_constants): Don't check
17694 no_new_pseudos here.
17695 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17696 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17697 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17698 noce_try_sign_mask): Likewise.
17699 (if_convert): Check no_new_pseudos here.
17701 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17703 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17704 (noce_get_condition): Handle new then_else_reversed argument.
17705 (noce_init_if_info): Remove, fold into noce_find_if_block.
17706 (noce_process_if_block): Take a struct noce_if_info as the
17707 argument. Don't set up one based on ce_if_info. Update pointer
17708 references accordingly.
17709 (cond_move_process_if_block): Likewise.
17710 (process_if_block): Removed.
17711 (find_if_block): Removed. Move functionality two new functions,
17712 noce_find_if_block and cond_exec_find_if_block.
17713 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17714 blocks and the symmetric IF-ELSE-JOIN case.
17715 (cond_exec_find_if_block): Also new function mostly based on old
17716 find_if_block and process_if_block.
17717 (find_if_header): Replace find_if_block call with separately
17718 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17719 (find_cond_trap): Update noce_get_condition call.
17720 (dead_or_predicable): Likewise.
17722 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17724 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17726 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17727 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17728 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17729 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17730 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17731 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17732 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17733 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17734 __builtin_ia32_psrad128 builtins.
17736 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17738 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17739 * config/i386/constraints.md
17740 (define_constraint "I"): Use IN_RANGE macro.
17741 (define_constraint "J"): Ditto.
17742 (define_constraint "K"): Ditto.
17743 (define_constraint "M"): Ditto.
17744 (define_constraint "N"): Ditto.
17745 (define_constraint "O"): Ditto.
17746 * config/i386/predicates.md
17747 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17748 (define_predicate "const_0_to_3_operand"): Ditto.
17749 (define_predicate "const_0_to_7_operand"): Ditto.
17750 (define_predicate "const_0_to_15_operand"): Ditto.
17751 (define_predicate "const_0_to_63_operand"): Ditto.
17752 (define_predicate "const_0_to_255_operand"): Ditto.
17753 (define_predicate "const_1_to_31_operand"): Ditto.
17754 (define_predicate "const_2_to_3_operand"): Ditto.
17755 (define_predicate "const_4_to_7_operand"): Ditto.
17757 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17759 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17760 in SImode for save_world.
17761 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17764 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17766 PR tree-optimization/30784
17767 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17770 2007-03-25 Revital Eres <eres@il.ibm.com>
17772 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17773 Fold movement_possibility function into it.
17775 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17777 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17778 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17779 (call_indirect_nonlocal_darwin64): Same.
17780 (call_nonlocal_darwin64): Same.
17781 (call_value_indirect_nonlocal_darwin64): Same.
17782 (call_value_nonlocal_darwin64): Same.
17783 (sibcall_nonlocal_darwin64): Same.
17784 (sibcall_value_nonlocal_darwin64): Same.
17785 (sibcall_symbolic_64): Same.
17786 (sibcall_value_symbolic_64): Same.
17787 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17789 (rs6000_emit_load_toc_table): Same.
17790 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17791 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17793 (divss_call): Same.
17794 (divus_call): Same.
17795 (quoss_call): Same.
17796 (quous_call): Same.
17797 (load_toc_v4_pic_si): Same
17798 (load_toc_v4_PIC_1): Same.
17799 (load_toc_v4_PIC_1b): Same.
17800 (call_indirect_aix{32,64}): Same.
17801 (call_value_indirect_aix{32,64}): Same.
17803 (call_value): Same.
17804 (call_local{32,64}): Same.
17805 (call_value_local{32,64}): Same.
17806 (call_indirect_nonlocal_aix{32,64}): Same.
17807 (call_nonlocal_aix{32,64}): Same.
17808 (call_value_indirect_nonlocal_aix{32,64}): Same.
17809 (call_value_nonlocal_aix{32,64}): Same.
17810 (call_indirect_nonlocal_sysv<mode>): Same.
17811 (call_nonlocal_sysv<mode>): Same.
17812 (call_value_indirect_nonlocal_sysv<mode>): Same.
17813 (call_value_nonlocal_sysv<mode>): Same.
17815 (sibcall_local{32,64}): Same.
17816 (sibcall_value_local{32,64}): Same.
17817 (sibcall_nonlocal_aix{32,64}): Same.
17818 (sibcall_value_nonlocal_aix{32,64}): Same.
17819 (sibcall_nonlocal_sysv<mode>): Same.
17820 (sibcall_value): Same.
17821 (sibcall_value_nonlocal_sysv<mode>): Same.
17823 2007-03-24 Paul Brook <paul@codesourcery.com>
17825 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17826 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17828 2007-03-24 Richard Henderson <rth@redhat.com>
17830 * config/ia64/constraints.md: New file.
17831 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17832 satisfies_constraint_?.
17833 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17834 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17835 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17836 ia64_output_mi_thunk): Likewise.
17837 (ia64_const_ok_for_letter_p): Remove.
17838 (ia64_const_double_ok_for_letter_p): Remove.
17839 (ia64_extra_constraint): Remove.
17840 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17841 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17842 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17843 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17844 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17845 EXTRA_MEMORY_CONSTRAINT): Remove.
17846 * config/ia64/ia64.md: Include constriants.md. Replace
17847 CONST_OK_FOR_? with satisfies_constraint_?.
17849 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17850 H.J. Lu <hongjiu.lu@intel.com>
17852 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17854 (name macros): Use DPD_BID_NAME to convert names properly.
17856 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17857 decimal floating point format.
17858 (init_floating_libfuncs): Change decimal functions so that they
17859 have a "bid_" prefix if the decimal system uses the BID format,
17860 and "dpd_" prefix if the decimal system uses the DPD format.
17861 (init_interclass_conv_libfuncs): Ditto.
17862 (init_intraclass_conv_libfuncs): Ditto.
17864 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17865 using the BID format.
17867 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17868 whether we are using the BID decimal format.
17869 * configure: Regenerate.
17871 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17872 the compiler has decimal floating point enabled. Define
17873 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17876 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17877 using the BID format.
17879 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17880 whether we are using the BID decimal format.
17881 * configure: Regenerate.
17883 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17884 the compiler has decimal floating point enabled. Define
17885 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17888 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17889 options, and that it is enabled for i386/x86_64 systems.
17891 * Makefile.in (enable_decimal_float): New.
17893 (DECNUMINC): Add -I$(DECNUMFMT).
17894 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17895 to $(DECNUMFMT) from $(DECNUM).
17897 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17898 Substitute enable_decimal_float.
17899 * configure: Regenerated.
17902 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17905 * configure.ac: Enable decimal float for x86_64-*-linux*.
17906 * configure: Regenerated.
17909 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17910 decimal128ClearSign to flip and clear the sign bit in decimal128.
17911 (decimal_real_maxval): Set decimal128SetSign to set the sign
17914 2007-03-23 Ian Lance Taylor <iant@google.com>
17916 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17918 2007-03-23 Ian Lance Taylor <iant@google.com>
17920 * tree-dump.c (dump_files): Correct comment.
17922 2007-03-23 Ian Lance Taylor <iant@google.com>
17924 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17926 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17928 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17929 in cfglayout mode. Don't go into and out of cfglayout mode.
17930 Link the blocks in the order of the constructed traces.
17931 (rest_of_handle_tracer): Adjust call to tracer.
17932 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17933 Don't go into cfglayout mode.
17934 (rtl_loop_done): Don't go out of cfglayout mode.
17935 * cfglayout.c (relink_block_chain): New function, split out from...
17936 (fixup_reorder_chain): ...here. Remove redundant checking.
17937 (cfg_layout_finalize): Don't clear the header, footer, and aux
17938 fields here, move the code to do so to relink_block_chain. Likewise
17939 for free_original_copy_tables.
17940 * rtl.h (tracer): Update prototype.
17941 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17942 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17943 mode. Use relink_block_chain to serialize the CFG according to the
17944 new basic block order. Move targetm.cannot_modify_jumps_p check from
17946 (gate_handle_reorder_blocks): ...to here.
17947 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17949 (gate_duplicate_computed_gotos): ...to here.
17950 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17951 something always changes when going into and out of cfglayout mode.
17952 Perform an expensive cfg cleanup while going into cfglayout mode.
17953 Always update liveness information on HAVE_conditional_execution
17954 targets. Reserialize the basic blocks and go out of cfglayout mode.
17955 * reg-stack.c: Include cfglayout.h.
17956 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17957 the call to reorder_basic_blocks.
17958 * basic-block.h (reorder_basic_blocks): Update prototype.
17959 (relink_block_chain): New prototype.
17960 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17962 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17964 * config/mips/mips.md (type, hazard, *movdi_32bit,
17965 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17966 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17967 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17968 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17969 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17971 (movcc): Change first xfer to multi.
17972 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17973 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17974 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17975 config/mips/generic.md: Change reservations using "xfer" to use
17977 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17978 using match_operand.
17979 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17980 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17982 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17984 2007-03-22 Richard Henderson <rth@redhat.com>
17986 * config/i386/i386.c: Remove unnecessary function declarations.
17987 Move targetm definition, and all related macros, to the end of
17988 the file. Resort some functions to put definitions before uses.
17989 (ix86_attribute_table): Make static. Move to end of file.
17990 (ix86_gimplify_va_arg): Make static.
17992 2007-03-22 Richard Henderson <rth@redhat.com>
17994 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17995 don't increase local_regparm with force_align_arg_pointer check.
17996 (ix86_function_sseregparm): Assert 32-bit.
17997 (type_has_variadic_args_p): New.
17998 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17999 type_has_variadic_args_p.
18000 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18001 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
18002 use memset instead. Do maybe_vaarg check first; skip attribute
18003 tests if true; skip attribute tests for 64-bit.
18004 (construct_container): Remove TARGET_DEBUG_ARG.
18005 (function_arg_advance_32, function_arg_advance_64): Split out ...
18006 (function_arg_advance): ... from here.
18007 (function_arg_32, function_arg_64): Split out ...
18008 (function_arg): ... from here.
18009 (ix86_pass_by_reference): Tidy.
18010 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
18011 (function_value_32): New, from parts of ix86_function_value
18012 and ix86_value_regno.
18013 (function_value_64): New, from parts of ix86_function_value
18014 and ix86_libcall_value.
18015 (ix86_function_value_1): New.
18016 (ix86_function_value, ix86_libcall_value): Use it.
18017 (return_in_memory_32, return_in_memory_64): Split out ...
18018 (ix86_return_in_memory): ... from here.
18019 (ix86_struct_value_rtx): Skip for 64-bit.
18020 (ix86_libcall_value, ix86_value_regno): Remove.
18021 (setup_incoming_varargs_64): Split out ...
18022 (ix86_setup_incoming_varargs): ... from here.
18023 (ix86_va_start): Remove TARGET_DEBUG_ARG.
18024 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
18025 * config/i386/i386-protos.h (ix86_function_value): Remove.
18026 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
18028 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18031 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
18032 infinities not supported, otherwise emit warning if -Woverflow. On
18033 underflow, emit warning if -Woverflow.
18034 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
18036 * real.h (real_from_string): Update declaration
18038 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
18039 Richard Henderson <rth@redhat.com>
18041 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
18042 * calls.c (compute_argument_block_size, expand_call,
18043 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
18044 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
18045 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
18046 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
18047 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
18048 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
18049 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
18050 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
18053 2007-03-22 Joseph Myers <joseph@codesourcery.com>
18055 * c-incpath.c (add_sysroot_to_chain): New.
18056 (merge_include_chains): Add sysroot argument. Call
18057 add_sysroot_to_chain if sysrooted.
18058 (register_include_chains): Update call to merge_include_chains.
18059 * doc/cppopts.texi: Document use of '=' in include directory
18062 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
18064 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
18065 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
18066 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
18067 insn pattern using X87MODEF12 mode macro.
18069 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18071 * regmove.c (regmove_optimize): Use reg_mentioned_p
18072 instead of reg_overlap_mentioned_p for DST.
18074 2007-03-21 Mike Stump <mrs@apple.com>
18076 * c.opt: Fixup for Objective-C/C++.
18078 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18080 * explow.c (convert_memory_address): Fold memory reference when
18081 POINTERS_EXTEND_UNSIGNED < 0
18083 2007-03-21 Richard Henderson <rth@redhat.com>
18086 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18087 * config/i386/mmintrin.h (__m64): Likewise.
18088 * config/i386/xmmintrin.h (__m128): Likewise.
18090 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18092 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18093 (VXWORKS_OS_CPP_BUILTINS): Define.
18094 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18095 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18097 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18099 * rtl.h (constant_pool_reference_p): Delete.
18100 (find_constant_src): Declare.
18101 * rtlanal.c (find_constant_src): New function.
18102 * simplify-rtx.c (constant_pool_reference_p): Delete.
18103 * config/i386/i386.md: Use find_constant_src instead of
18104 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18106 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18108 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18109 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18111 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18113 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18114 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18115 (arm_elf_asm_constructor): Use it.
18116 (arm_elf_asm_destructor): New function.
18118 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18120 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18122 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18124 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18126 2007-03-19 Andrew Haley <aph@redhat.com>
18128 PR tree-optimization/31264
18129 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18130 VIEW_CONVERT_EXPRs.
18132 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18134 PR rtl-optimization/30907
18135 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18136 (fwprop_init): Always call loop_optimizer_initialize.
18137 (fwprop_done): Always call loop_optimizer_finalize.
18138 (fwprop): We always have loop info now.
18139 (gate_fwprop_addr): Remove.
18140 (pass_fwprop_addr): Use gate_fwprop as gate.
18142 PR rtl-optimization/30841
18143 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18144 df_chain_alloc): Call df_reorganize_refs unconditionally.
18145 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18146 refs_organized to refs_organized_size.
18147 (df_ref_create_structure): Use refs_organized_size instead of
18148 bitmap_size if refs had been organized, and keep refs_organized_size
18150 * df.h (struct df_ref_info): Change refs_organized to
18151 refs_organized_size.
18152 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18155 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18157 * except.c (output_function_exception_table): Do not reference the
18158 EH personality routine for functions that do not require an
18161 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18164 * c-typeck.c (convert_for_assignment): Call comptypes for
18165 RECORD_TYPE or UNION_TYPE.
18167 PR inline-asm/30505
18168 * reload1.c (reload): Do invalid ASM checking after
18169 cleanup_subreg_operands.
18171 2007-03-19 Jeff Law <law@redhat.com>
18173 * tree-cfg.c (find_taken_edge): Tighten conditions for
18174 optimizing computed gotos.
18176 2007-03-19 Michael Matz <matz@suse.de>
18178 * builtins.c (expand_builtin_sync_operation,
18179 expand_builtin_compare_and_swap,
18180 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18183 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18184 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18189 * doc/tm.texi: Add brackets around the return type of
18190 TARGET_SECONDARY_RELOAD.
18192 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18193 Richard Guenther <rguenther@suse.de>
18195 PR tree-optimization/31254
18196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18197 Use handled_component_p () where appropriate. Continue
18198 propagating into the rhs if we propagated into an INDIRECT_REF
18201 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18203 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18204 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18205 (xde, xdee): Mode attributes adjusted to support DFP modes.
18206 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18207 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18208 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18209 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18210 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18211 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18212 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18214 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18215 "movsf"): Insn definitions removed.
18216 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18217 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18218 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18220 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18221 "reload_in<mode>", "reload_out<mode>"): Expander added.
18222 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18225 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18227 * config/s390/s390.md: Only non-functional changes. Renamed
18228 FPR mode macro to BFP all over the file.
18230 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18232 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18233 (op_type attribute): RRF instruction type added.
18234 (fT0): New mode attribute.
18235 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18236 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18237 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18238 instruction no secondary memory is needed when moving DFmode values
18239 between GPRs and FPRs.
18241 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18243 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18244 inverted and documentation adjusted.
18245 ("mhard-dfp", "msoft-dfp"): New options.
18246 * config/s390/s390.c (s390_handle_arch_option): New architecture
18248 (override_options): Sanity checks for the new options added.
18249 * config.gcc: New architecture switch: z9-ec.
18250 * config/s390/s390.h (processor_flags): PF_DFP added.
18251 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18252 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18253 when the bit is NOT set so remove it from the defaults.
18255 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18257 * genemit.c (main): Print include statement for dfp.h.
18258 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18261 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18263 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18265 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18268 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18269 instead of PATTERN.
18271 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18273 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18274 attr_length_call, output_call, output_indirect_call): Cleanup
18275 formatting of targetm calls.
18277 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18279 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18281 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18283 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18284 reservation, bypass and anti-bypass descriptions for these
18285 instructions. Update move patterns.
18286 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18289 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18291 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18292 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18293 (get_initial_def_for_reduction): Likewise.
18295 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18297 Fix PR tree-optimization/29922
18298 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18299 (get_representative): Removed.
18300 (value_dies_in_block_x): Update for rvuse removal.
18301 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18302 (compute_antic_aux): Handle when PHI nodes appear in
18303 non-single-successors.
18304 (dump_bitmap_of_names): Removed.
18305 (compute_antic_safe): Renamed and removed rvuse calculation.
18306 Calculate only antic safe.
18307 (insert_into_preds_of_block): Remove assert.
18308 (execute_pre): Update for renamed functions.
18309 (defer_or_phi_translate_block): New function.
18311 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18313 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18314 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18316 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18317 Follow spelling conventions.
18319 * tree-data-ref.h: Remove the prototype for analyze_array.
18321 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18323 PR tree-optimization/31041
18324 * tree-vect-transform.c (get_initial_def_for_induction): Call
18325 force_gimple_operand.
18327 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18329 * ipa-type-escape.c (look_for_casts) : Revert code to use
18330 handled_component_p due to ada test a-numaux.adb.
18332 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18334 * final.c (final_scan_insn): Alter the condition of a
18335 conditional trap if we have nonstandard CC.
18337 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18339 * configure.ac: Remove excess quoting from asm line 0 test.
18340 * configure: Rebuilt.
18342 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18344 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18345 * c-common.c (convert_and_check): Move warning logic to...
18346 (warnings_for_convert_and_check): ...here. Define.
18347 * c-common.h (warnings_for_convert_and_check): Declare.
18349 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18351 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18352 (output_call): Likewise.
18354 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18356 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18358 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18360 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18362 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18364 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18365 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18367 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18369 PR tree-optimization/31183
18370 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18371 Use double_int instead of unsigned int for representing access_strides.
18372 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18374 2007-03-16 Richard Guenther <rguenther@suse.de>
18376 PR tree-optimization/31146
18377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18378 to allow recursion of forward_propagate_addr_expr.
18379 (forward_propagate_addr_into_variable_array_index): Likewise.
18380 (forward_propagate_addr_expr): Likewise.
18381 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18382 (forward_propagate_addr_expr_1): Recurse on simple copies
18383 instead of propagating into them. Do so for useless conversions
18385 (forward_propagate_addr_expr): Clean up unused statements after
18388 2007-03-16 Richard Guenther <rguenther@suse.de>
18390 * builtins.c (expand_builtin_cexpi): Use the right argument
18391 for the expansion via cexp.
18393 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18395 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18396 * configure: Rebuilt.
18398 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18401 * dwarf2out.c (force_type_die): Adjust comment.
18402 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18404 2007-03-15 DJ Delorie <dj@redhat.com>
18406 * config/frv/predicates.md (minmax_operator): Don't check operands
18409 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18411 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18412 Update constant estimates of number of iterations.
18413 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18414 argument renamed to "realistic".
18415 (compute_estimated_nb_iterations): Removed.
18416 (record_niter_bound): New function.
18417 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18418 call record_nonwrapping_iv with upper = false.
18419 (infer_loop_bounds_from_signedness): Pass upper argument to
18420 record_nonwrapping_iv.
18421 (estimate_numbers_of_iterations_loop): Do not call
18422 compute_estimated_nb_iterations. Record estimate based on profile
18423 information. Initialize the constant estimates of number of
18425 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18427 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18428 number of iterations is too small.
18429 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18430 (EST_NOT_AVAILABLE): Removed.
18431 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18432 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18435 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18437 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18438 Handle NE_EXPR guards.
18440 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18443 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18444 Set also -pedantic-errors by default for the preprocessor unless
18445 -fpermissive is given.
18447 2007-03-15 Richard Guenther <rguenther@suse.de>
18449 PR middle-end/29719
18450 PR middle-end/31161
18451 * builtins.c (expand_builtin_cexpi): As a fallback if we
18452 don't have builtins for sincos or cexp create a function
18453 declaration for cexp and expand to a call to that.
18454 (expand_builtin_int_roundingfn): Always fall
18455 back to floor/ceil and its variants even if they may be
18458 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18460 PR middle-end/31159
18461 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18462 jump tables, move the call to delete_dead_jumptables from here...
18463 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18464 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18465 don't allow merging of blocks that try_redirect_by_replacing_jump
18466 also does not handle when not optimizing.
18468 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18469 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18471 * config/i386/i386.md (x86_sahf_1): Correctly handle
18474 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18477 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18478 x86_64_general_operand as operand[2] predicate. Remove "iF"
18479 from operand constraints and use "e" constraint instead.
18480 (*subti3_1, *subti3_1 splitter): Ditto.
18481 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18482 operand[1] predicate.
18484 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18486 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18487 arrays, multiply the access strides by the size of the sub-array.
18488 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18490 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18492 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18493 the configured assembler supports the sahf mnemonic.
18494 * configure: Regenerate.
18495 * config.in: Regenerate.
18497 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18498 emit "sahf" or ".byte\t0x9e" as asm template.
18500 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18503 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18504 option to replace hard coded TARGET_xxx in md file.
18505 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18506 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18507 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18508 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18509 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18510 (X86_TUNE_NOT_VECTORMODE): Ditto.
18511 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18512 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18513 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18514 (TUNE_SLOW_IMUL_IMM8): Ditto.
18515 (TUNE_MOVE_M1_VIA_OR): Ditto.
18516 (TUNE_NOT_UNPAIRABLE): Ditto.
18517 (TUNE_NOT_VECTORMODE): Ditto.
18519 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18522 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18523 tuning options instead of hard coded TARGET_xxx.
18524 (fix ssemode peephole2's): Ditto.
18525 (imul peephole2's): Ditto.
18527 (movdi_or_rex64): Ditto.
18528 (move peephole2): Ditto.
18529 (not peephole2's): Ditto.
18531 2007-03-14 Dirk Mueller <dmueller@suse.de>
18533 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18534 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18535 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18537 * c-parser.c (c_parser_do_statement): Warn about empty body in
18538 do/while statement.
18539 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18540 * doc/invoke.texi (-Wempty-body): Update documentation.
18542 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18545 * c-common.h (warn_for_div_by_zero): Declare.
18546 * c-common.c (warn_for_div_by_zero): Define.
18547 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18550 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18552 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18553 to PREFIX and STANDARD_PREFIX.
18555 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18556 Phil Edwards <phil@codesourcery.com>
18558 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18559 (__gthread_once_t): Remove busy field for RTPs.
18560 (__GTHREAD_ONCE_INIT): Update accordingly.
18562 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18564 * doc/invoke.texi: Document VxWorks options.
18566 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18568 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18570 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18572 PR tree-optimization/30590
18573 * tree-nrv.c (tree_nrv): Check for the partial update of the
18576 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18578 * flags.h (flag_random_seed): Remove declaration, in favor of...
18579 * toplev.h (get_random_seed, set_random_seed): ... these.
18580 * tree.c (get_file_function_name): Use the former.
18581 * opts.c (common_handle_option): Use the latter.
18584 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18586 PR middle-end/31127
18587 * cse.c (cse_find_path): Do not bail out if a basic block that
18588 we already visited now becomes part of a path that starts at a
18589 different basic block. Just disallow this, to make sure we
18590 visit each basic block at most once.
18592 2007-03-13 Jan Hubicka <jh@suse.cz>
18594 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18595 attributes, when profile esitmate is present, calls with very low
18596 frequency are cold.
18598 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18600 PR tree-optimization/30730
18601 PR tree-optimization/26900
18602 * tree-ssa-loop-niter.c: Include gmp.h.
18603 (bounds): New type.
18604 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18605 split_to_var_and_offset, determine_value_range,
18606 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18607 bound_difference, bounds_add, bounds_negate,
18608 number_of_iterations_ne_max, dump_affine_iv): New functions.
18609 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18610 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18611 difference of initial and final value of control iv to validate
18613 (number_of_iterations_cond): Add loop parameter. Determine bounds
18614 on the difference of the extremes of the control iv. Add dumps.
18615 (expand_simple_operations): Handle phi nodes.
18616 (simplify_using_initial_conditions): Do not record used conditions.
18617 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18618 Do not set additional_info.
18619 (implies_nonnegative_p, implies_ge_p): Removed.
18620 (derive_constant_upper_bound): Do not use parameter `additional'.
18621 (record_estimate): Parameter `additional' removed. Parameter
18622 `i_bound' added. Do not call derive_constant_upper_bound.
18623 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18624 bound the number of iterations estimate.
18625 (estimate_numbers_of_iterations_loop): Pass the estimate from
18626 the number of iterations analysis to record_estimate.
18627 * tree.h (multiple_of_p): Declare.
18628 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18629 (scev_const_prop): Do not check expression_expensive_p.
18630 * fold-const.c (multiple_of_p): Exported.
18631 * double-int.c (double_int_mask): Exported.
18632 * double-int.h (double_int_mask): Declare.
18633 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18634 field. Added max field.
18636 2007-03-13 David Taylor <taylor@candd.org>
18639 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18642 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18645 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18646 two unamed patterns.
18648 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18650 * config/i386/i386.opt (mcx16, msahf): New options.
18651 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18652 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18654 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18655 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18656 Output -mcx16 and -msahf options when corresponding bit is set.
18658 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18659 and -msahf options.
18661 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18663 * configure.ac: Test for assembler tolerance to # 0 "".
18664 * configure, config.in: Rebuilt.
18665 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18667 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18669 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18671 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18672 (handle_syscall): Handle direct system calls.
18673 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18675 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18677 * doc/invoke.texi: Fix cpp.info cross-reference.
18678 * doc/passes.texi: Fix gcc.info cross-reference.
18680 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18682 PR tree-optimization/30835
18683 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18684 bb_for_stmt is not NULL before accessing it.
18686 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18688 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18691 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18694 * doc/install.texi: Document --enable-stage1-languages
18696 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18698 * tree-pass.h (pass_into_cfg_layout_mode,
18699 pass_outof_cfg_layout_mode): Declare.
18700 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18701 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18702 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18703 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18705 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18707 * c-decl.c (warn_variable_length_array): New function.
18708 Refactored from grokdeclarator to handle warn_vla
18709 and handle unnamed array case.
18710 (grokdeclarator): Refactored VLA warning case.
18711 * c.opt (Wvla): New flag.
18712 * doc/invoke.texi (Wvla): New warning.
18714 2007-03-12 Richard Henderson <rth@redhat.com>
18716 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18717 (TARGET_SECTION_TYPE_FLAGS): New.
18719 2007-03-12 Richard Henderson <rth@redhat.com>
18721 * config/darwin.c (machopic_reloc_rw_mask): New.
18722 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18723 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18725 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18727 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18728 * cppdefault.h (cpp_PREFIX): Document.
18729 (cpp_PREFIX_len): Likewise.
18730 (cpp_EXEC_PREFIX): New variable.
18731 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18732 * c-incpath.c (add_standard_paths): Correct logic for relocating
18733 paths within prefix.
18735 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18737 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18738 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18740 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18741 fix_truncdfdi_sse using SSEMODEF mode macro.
18742 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18743 fix_truncdfsi_sse using SSEMODEF mode macro.
18744 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18745 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18747 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18749 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18750 elfos.h to tm_file.
18752 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18754 * tree.h : Add multiple_of_p declaration.
18755 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18756 * ipa-type-escape.c (results_of_malloc): Redundant.
18757 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18758 (cast_type): Extended with new members.
18759 (check_cast): Returns cast_type.
18760 (cast): New structure for data of walk_use_def_chains.
18761 (is_malloc_result, is_cast_from_non_pointer_1,
18762 is_cast_from_non_pointer,
18763 is_array_access_through_pointer_and_index): New functions.
18764 (look_for_casts): Returns cast types.
18765 (check_call): Returns void.
18766 (okay_pointer_operation): Use support of pointer plus index,
18767 pointer plus constant and allow all multiplications.
18769 2007-03-11 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/31115
18772 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18773 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18774 A shift count of zero is not special as with *_DIV_EXPR.
18775 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18778 2007-03-11 Ian Lance Taylor <iant@google.com>
18780 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18781 the *_DIV_EXPR codes correctly with overflow infinities.
18783 2007-03-11 Ira Rosen <irar@il.ibm.com>
18785 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18786 indicate success/failure of the analysis. Add negation to subtrahend
18787 in case of subtraction. Fail if both operands contain constants.
18788 (create_data_ref): Fail if analyze_offset fails.
18790 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18792 * config/i386/i386.md (frndintxf2): Rename to ...
18793 (rintxf2): ... this. Remove expander having same name.
18794 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18795 (roundsf2, rounddf2): Ditto.
18796 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18797 (lround<mode>di2, lround<mode>si2): Ditto.
18799 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18801 * lower-subreg.c: Include except.h.
18802 (decompose_multiword_subregs): Verify that the only control flow
18803 insns we can split are loads to multi-words pseudos.
18804 Handle breaking such blocks after splitting, instead of calling
18805 find_many_sub_basic_blocks.
18807 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18808 on the new basic block. Add a lengthy comment explaining why we
18809 thought this was necessary.
18810 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18812 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18815 * tree.c (walk_type_fields): Recurse into the element type of
18816 ARRAY_TYPEs if there is a pointer set.
18818 2007-03-10 Dirk Mueller <dmueller@suse.de>
18820 * c-common.c (warn_logical_operator): Fix condition.
18822 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18824 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18826 * config/darwin.c (machopic_select_section): Remove superfluous
18827 argument in call to categorize_decl_for_section. Remove unused
18830 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18832 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18834 * configure: Regenerate.
18836 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18839 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18840 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18841 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18842 Add LABEL_NUSES to emitted label.
18843 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18844 branch probability value to emitted jump insn.
18845 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18846 Do not check life information and do not re-arrange input operands
18847 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18849 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18851 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18852 the change of decode_asm_operands.
18854 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18856 * mode-switching.c (create_pre_exit): Skip blockage insn.
18858 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18860 * tree-pass.h (TODO_update_smt_usage): Remove.
18862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18866 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18868 * pa.c (attr_length_call): Revise condition for long
18869 pc-relative branch.
18870 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18871 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18872 sequence on SOM target.
18874 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18876 * gcc.c: Document %{, in big comment at top.
18877 (input_suffix_matches): Remove special handling for .s and
18879 (input_spec_matches): New.
18880 (handle_braces): Handle %{,.
18881 (validate_switches): ',' indicates a value which is not a switch.
18882 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18883 to detect assembler input.
18884 * config/i386/sol2.h (CPP_SPEC): Likewise.
18885 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18886 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18887 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18888 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18889 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18890 -m64 causes deployment target to default to 10.5.
18891 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18893 2007-03-09 Richard Henderson <rth@redhat.com>
18896 * target.h (targetm.asm.out.reloc_rw_mask): New.
18897 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18898 (TARGET_ASM_OUT): Use it.
18899 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18900 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18901 use the new reloc_rw_mask target hook instead.
18902 (default_section_type_flags_1): Merge into...
18903 (default_section_type_flags): ... here.
18904 (decl_readonly_section_1): Merge into...
18905 (decl_readonly_section): ... here.
18906 (default_elf_select_section_1): Merge into...
18907 (default_elf_select_section): ... here.
18908 (default_unique_section_1): Merge into...
18909 (default_unique_section): ... here.
18910 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18911 (default_select_rtx_section): Use it.
18912 (default_elf_select_rtx_section): Likewise.
18913 * output.h: Update to match.
18914 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18915 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18916 (TARGET_ASM_RELOC_RW_MASK): New.
18917 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18918 to categorize_decl_for_section.
18919 (x86_64_elf_unique_section): Likewise.
18920 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18921 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18922 (TARGET_ASM_RELOC_RW_MASK): New.
18923 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18924 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18925 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18926 (TARGET_RWRELOC): Remove.
18927 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18928 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18929 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18930 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18931 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18932 (rs6000_xcoff_select_section): Use decl_readonly_section.
18933 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18934 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18935 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18936 (TARGET_SECTION_TYPE_FLAGS): Remove.
18937 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18939 2007-03-09 Roger Sayle <roger@eyesopen.com>
18941 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18942 complex constant equality/inequality comparisons for here.
18943 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18944 known at compile-time or can be simplified to a scalar comparison.
18945 (fold_relational_const): Move compile-time evaluation of complex
18946 constant equality/inequality comparisons to here.
18948 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18950 PR rtl-optimization/30643
18951 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18953 (fold_rtx): Recurse, like before 2006-11-03.
18955 2007-03-09 DJ Delorie <dj@redhat.com>
18957 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18960 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18962 PR tree-optimization/30375
18963 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18964 LHS of statements is not the same.
18965 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18967 2007-03-09 Chao-ying Fu <fu@mips.com>
18969 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18971 * doc/invoke.texi (-mdspr2): Document new option.
18972 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18973 New unspec for DSP REV 2.
18974 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18975 these instructions are extended in DSP REV 2.
18976 (mips-dspr2.md): Include.
18977 * config/mips/mips.opt (mdspr2): New option.
18978 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18979 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18980 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18981 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18982 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18983 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18984 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18986 (bdesc_map): Add one field of unsupported_target_flags.
18987 (bdesc_arrays): Update entries to have extra fields. Add
18989 (mips_init_builtins): Initialize new function types.
18990 Check unsupported_target_fileds to filter out builtins.
18991 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18993 (ASM_SPEC): Pass mdspr2 to the assembler.
18994 * config/mips/mips-dspr2.md: New file.
18996 2007-03-09 Sa Liu <saliu@de.ibm.com>
18998 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
19000 2007-03-09 Ian Lance Taylor <iant@google.com>
19002 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
19003 argument) like -Wstrict-overflow=2.
19004 * doc/invoke.texi (Warning Options): Update documentation.
19006 2007-03-09 Dirk Mueller <dmueller@suse.de>
19009 * doc/invoke.texi (-Wlogical-op): Document.
19010 * common.opt (-Wlogical-op): New.
19011 * c-common.h (warn_logical_operator): Declare.
19012 * c-common.c (warn_logical_operator): Define.
19013 * c-typeck.c (parser_build_binary_op): Call
19014 warn_logical_operator.
19016 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19018 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
19019 * final.c (final_scan_insn): Test for non-"" file name.
19021 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
19023 * doc/loop.texi: Document the Omega linear constraints solver.
19024 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
19025 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
19026 omega-hash-table-size, omega-max-keys, and
19027 omega-eliminate-redundant-constraints.
19028 * tree-pass.h (pass_check_data_deps): Declared.
19031 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
19032 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
19033 pass_check_data_deps): New.
19034 * tree-data-ref.c (init_data_ref): Remove declaration.
19035 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
19036 (analyze_array): Renamed init_array_ref, move up initializations.
19037 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
19038 Removed arguments that are set to NULL.
19039 (analyze_indirect_ref): Correct indentation, correct call to
19041 (object_analysis): Call init_array_ref instead of analyze_array.
19042 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
19043 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
19044 of DR_ACCESS_FNS_ADDR.
19045 (init_omega_eq_with_af, omega_extract_distance_vectors,
19046 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
19047 ddr_consistent_p): New.
19048 (compute_affine_dependence): Check consistency of ddrs when
19049 flag_check_data_deps is passed.
19050 (analyze_all_data_dependences): Uncomment.
19051 (tree_check_data_deps): New.
19052 * tree-data-ref.h: Include omega.h.
19053 (DR_ACCESS_FNS_ADDR): Removed.
19054 (data_dependence_relation): Add inner_loop.
19055 (DDR_INNER_LOOP): New.
19056 * common.opt (fcheck-data-deps): New.
19057 * tree-flow.h (tree_check_data_deps): Declare.
19058 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
19059 (OBJS-common): Depend on omega.o.
19061 * passes.c (pass_check_data_deps): Scheduled.
19062 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
19063 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
19064 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
19065 PARAM_VECT_MAX_VERSION_CHECKS,
19066 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
19068 2007-03-09 Richard Guenther <rguenther@suse.de>
19070 PR tree-optimization/30904
19071 PR middle-end/31058
19072 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19073 the same way as *_DIV_EXPR.
19075 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19077 * recog.c (decode_asm_operands): No mixed declarations and code.
19079 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19081 * rtl.def (ASM_INPUT): Add location.
19082 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19083 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19084 (decode_asm_operands): Add loc operand.
19085 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19086 * stmt.c (expand_asm): Rename to...
19087 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19088 gen_rtx_ASM_INPUT_loc.
19089 (expand_asm_expr): Adjust.
19090 * recog.c (decode_asm_operands): Add loc operand.
19091 (check_asm_operands, extract_insn): Adjust.
19092 * reload1.c (maybe_fix_stack_asms): Likewise.
19093 * final.c (asm_insn_count): Likewise.
19094 (final_scan_insn): Output # line before and after asm.
19096 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19098 * tree-ssa-structalias.c (variable_info): Remove
19100 (new_var_info): Ditto.
19101 (shared_bitmap_info_t): New structure.
19102 (shared_bitmap_table): New variable.
19103 (shared_bitmap_hash): New function.
19104 (shared_bitmap_eq): Ditto
19105 (shared_bitmap_lookup): Ditto.
19106 (shared_bitmap_add): Ditto.
19107 (merge_smts_into): Change to take bitmap directly.
19108 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19109 (init_alias_vars): Init shared bitmap hashtable.
19110 (delete_points_to_sets): Delete shared bitmap hashtable.
19111 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19112 is_aliased removal as a change that was still necessary was
19115 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19117 * config/i386/i386.h (override_options): Conditionally disable
19118 x86_sahf for 64bit targets only.
19120 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19123 * c-decl.c (merge_decls): Don't call make_var_volatile.
19124 * varasm.c (make_var_volatile): Remove.
19125 * output.h (make_var_volatile): Remove.
19127 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19129 PR tree-optimization/31085
19130 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19132 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19134 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19135 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19136 ATTR_CONST_NOTHROW_LIST.
19138 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19141 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19143 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19145 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19148 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19150 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19151 passed, use shared libgcc.
19153 2007-03-08 Roger Sayle <roger@eyesopen.com>
19155 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19156 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19157 (honor_protect_cleanup_actions, lower_try_finally_switch):
19159 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19160 ifc_temp_var): Likewise.
19161 * tree-inline.c (setup_one_parameter): Likewise.
19162 * tree-mudflap.c (mf_decl_cache_locals,
19163 mf_build_check_statement_for): Likewise.
19164 * tree-nested.c (init_tmp_var, save_tmp_var,
19165 finalize_nesting_tree_1): Likewise.
19166 * tree-outof-ssa.c (insert_copy_on_edge,
19167 insert_backedge_copies): Likewise.
19168 * tree-profile.c (tree_gen_edge_profiler,
19169 tree_gen_ic_profiler): Likewise.
19170 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19171 * tree-sra.c (sra_build_assignment): Likewise.
19172 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19173 * tree-ssa-math-opts.c (insert_reciprocals,
19174 execute_cse_sincos_1): Likewise.
19175 * tree-tailcall.c (adjust_accumulator_values,
19176 adjust_return_value): Likewise.
19177 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19178 * tree-vect-transform.c (vect_create_data_ref_ptr,
19179 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19180 vect_create_epilog_for_reduction, vectorizable_reduction,
19181 vectorizable_call, vectorizable_conversion,
19182 vectorizable_assignment, vectorizable_operation,
19183 vectorizable_type_demotion, vect_gen_widened_results_half,
19184 vect_permute_store_chain, vectorizable_store,
19185 vect_setup_realignment, vect_permute_load_chain,
19186 vectorizable_load, vectorizable_condition,
19187 vect_create_cond_for_align_checks): Likewise.
19188 * tree-vrp.c (build_assert_expr_for): Likewise.
19190 2007-03-08 Ian Lance Taylor <iant@google.com>
19192 * tree-vrp.c: Include "intl.h".
19193 (usable_range_p): New static function.
19194 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19195 overflowed values, juts set *strict_overflow_p.
19196 (compare_values): Only return -2 if one of the operands is not a
19198 (compare_ranges): Call usable_range_p.
19199 (compare_range_with_value): Likewise.
19200 (vrp_evaluate_conditional_warnv): Rename from
19201 vrp_evaluate_conditional. Make static. Change all callers.
19202 (vrp_evaluate_conditional): New function.
19203 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19204 on signed overflow.
19205 (simplify_abs_using_ranges): Likewise.
19206 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19207 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19208 within_stmt parameter.
19209 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19210 vrp_evaluate_conditional.
19211 * tree-ssa-threadedge.c
19212 (record_temporary_equivalences_from_stmts_at_dest): Change
19213 simplify parameter to take a second tree parameter.
19214 (simplify_control_stmt_condition): Likewise.
19215 (thread_across_edge): Likewise.
19216 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19217 (thread_across_edge): Likewise.
19218 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19220 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19222 * config/i386/i386.h (TARGET_SAHF): New define.
19223 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19224 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19225 (x86_sahf): New global variable.
19226 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19227 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19228 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19229 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19231 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19232 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19233 when expanding fcomi/sahf based tests.
19234 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19235 expanding sahf based alternative. Emit sahf based sequence when
19236 optimizing for code size.
19237 * config/i386/i386.md (x86_sahf_1): Do not disable for
19238 TARGET_64BIT, enable for TARGET_SAHF.
19240 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19242 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19243 spurious whitespace from error message.
19245 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19248 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19250 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19252 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19254 * tree-sra.c (instantiate_element): Propagate disabled warnings
19255 from the element itself to the created variable.
19257 2007-03-07 Richard Henderson <rth@redhat.com>
19260 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19261 silently fix up the stack in the case of a missing register.
19263 2007-03-07 Paul Brook <paul@codesourcery.com>
19265 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19267 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19269 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19271 (phase1_vrs): Use them.
19272 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19273 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19274 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19275 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19276 __gnu_Unwind_Restore_WMMXC if required.
19277 (_Unwind_VRS_Pop): Implement iWMMXt support.
19278 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19279 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19280 gnu_Unwind_Save_WMMXC): Define.
19282 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19284 * config/vxworks.h (vxworks_override_options): Declare.
19285 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19286 * config/vxworks.c: Include target.h and toplev.h.
19287 (vxworks_override_options): New function.
19288 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19290 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19292 * config/s390/s390.c (override_options): Don't emit an error when
19293 -mstack-size is used without providing -mstack-guard.
19294 (s390_emit_prologue): Choose stack_guard value automatically if not
19295 provided via command line.
19296 * doc/invoke.texi: Adjust description of -mstack-guard and
19299 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19301 * config/i386/i386.c (output_set_got): Add a GOT initialization
19302 sequence for VxWorks PIC.
19303 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19304 around labels as well as symbols. Use gotoff_operand instead
19305 of local_symbolic_operand.
19306 (legitimize_pic_address): Use gotoff_operand instead of
19307 local_symbolic_operand. Use @GOT accesses for labels as
19309 (ix86_output_addr_diff_elt): Use PC-relative rather than
19310 GP-relative offsets for VxWorks PIC.
19311 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19312 no_new_pseudos. Check whether the returned register is op0.
19313 * config/i386/i386.md (tablejump): Use PC-relative rather than
19314 GP-relative offsets for VxWorks PIC.
19315 * config/i386/predicates.md (gotoff_operand): New predicate.
19317 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19319 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19321 * config/vxworks-dummy.h: New file.
19322 * config/i386/i386.h: Include it.
19324 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19326 * dwarf2out.c (is_inlined_entry_point): New
19327 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19328 DW_AT_ranges if the first subblock is the entry point.
19330 2007-03-06 David Daney <ddaney@avtrex.com>
19332 * doc/install.texi (mips-*-*): Change recommended binutils
19335 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19337 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19338 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19340 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19341 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19343 2007-03-06 Jan Hubicka <jh@suse.cz>
19345 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19346 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19348 (probably_cold_bb_p): Cold functions are cold.
19349 (probably_never_executed_bb_p): Cold functions are cold.
19350 (tree_bb_level_predictions): Predict calls to cold functions as not
19352 (compute_function_frequency): Check hot/cold attributes.
19353 * function.h (function_frequency): Update comments.
19354 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19355 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19356 (c_common_att): Add cold and hot.
19358 * doc/extend.texi (hot,cold attributes): Document.
19360 2007-03-06 Andrew Haley <aph@redhat.com>
19362 * function.c (expand_function_end): Move blockage to just after we
19363 emit the label for the naked return from the function.
19365 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19367 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19370 2007-03-06 Jan Hubicka <jh@suse.cz>
19372 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19373 loaded for constant large models. Non-large 64bit PIC can do.
19374 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19375 * cmodel.h: Add LARGE PIC.
19376 * i386.md (UNSPEC_PLTOFF): New.
19377 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19379 (*call_1_rex64): Disable for large models.
19380 (*call_1_rex64_large): New.
19381 (*call_value_1_rex64): Disable for large models.
19382 (*call_value_1_rex64_large): New.
19383 (set_rip_rex4): New.
19384 (set_got_offset_rex64): New.
19385 * predicates.md (constant_call_address_operand): For large model
19386 constant calls are not possible.
19387 * i386-protos.h (construct_plt_address): Declare.
19388 * i386.c (override_options): Accept large models.
19389 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19390 (legitimate_constant_p): Add new UNSPECs.
19391 (legitimate_pic_operand_p): Likewise.
19392 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19393 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19395 (output_pic_addr_const): Add PLTOFF.
19396 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19397 (ix86_expand_move): Legitimize pic address when in PIC mode.
19398 (construct_plt_address): New function.
19399 (ix86_expand_call): Offload the address to register and use GOT
19400 pointer for large model.
19401 * invoke.texi (mcmodel=large): Update documentation.
19403 2007-03-06 Richard Henderson <rth@redhat.com>
19405 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19406 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19407 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19408 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19409 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19410 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19411 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19412 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19413 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19414 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19415 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19416 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19417 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19418 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19419 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19420 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19421 x86_schedule, x86_use_bt, x86_pad_returns,
19422 x86_use_xchgb): Merge into ...
19423 (ix86_tune_features): ... here. New array.
19424 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19425 x86_bswap): Merge into ...
19426 (ix86_arch_features): ... here. New array.
19427 (x86_3dnow_a): Remove.
19428 (x86_accumulate_outgoing_args): Make static.
19429 (x86_arch_always_fancy_math_387): Make static.
19430 (ix86_tune_mask, ix86_arch_mask): Move ...
19431 (override_options): ... to local variables here. Apply the
19432 appropriate mask to each element of ix86_arch_features and
19433 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19434 as were done in the old macros.
19435 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19436 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19437 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19438 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19439 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19440 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19441 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19442 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19443 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19444 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19445 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19446 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19447 x86_accumulate_outgoing_args, x86_prologue_using_move,
19448 x86_epilogue_using_move, x86_decompose_lea,
19449 x86_arch_always_fancy_math_387, x86_shift1,
19450 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19451 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19452 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19453 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19454 x86_use_incdec, x86_pad_returns, x86_bswap,
19455 x86_partial_flag_reg_stall): Remove.
19456 (enum ix86_tune_indices): New.
19457 (ix86_tune_features): New.
19458 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19459 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19460 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19461 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19462 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19463 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19464 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19465 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19466 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19467 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19468 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19469 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19470 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19471 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19472 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19473 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19474 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19475 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19476 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19477 TARGET_EXT_80387_CONSTANTS): Use it.
19478 (enum ix86_arch_indices): New.
19479 (ix86_arch_features): New.
19480 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19481 TARGET_BSWAP): Use it.
19482 (ix86_tune_mask, ix86_arch_mask): Remove.
19484 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19487 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19488 Define using $${sysroot_headers_suffix}.
19489 * configure: Regenerate.
19490 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19491 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19493 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19494 * gcc.c (print_sysroot_headers_suffix): New.
19495 (option_map): Include --print-sysroot-headers-suffix.
19496 (display_help): Mention -print-sysroot-headers-suffix.
19497 (process_command): Handle -print-sysroot-headers-suffix.
19498 (do_spec_1): Append multilib directory to include-fixed path if
19499 sysroot suffixes in use.
19500 (main): Handle -print-sysroot-headers-suffix.
19501 * Makefile.in (start.encap): Don't depend on xlimits.h
19502 (xlimits.h): Remove.
19503 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19504 limits.h for each multilib in fixinc_list.
19505 (fixinc_list, s-fixinc_list): New.
19506 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19507 generate them for each multilib in fixinc_list.
19508 (stmp-fixproto): Use include-fixed. Run fixproto for each
19509 multilib in fixinc_list.
19510 (mostlyclean): Don't remove xlimits.h.
19511 (clean): Remove include-fixed.
19512 (real-install-headers-tar, real-install-headers-cpio,
19513 real-install-headers-cp): Don't copy include, only include-fixed.
19514 (install-mkheaders): Depend on fixinc_list. Don't depend on
19515 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19516 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19517 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19519 2007-03-06 Jan Hubicka <jh@suse.cz>
19521 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19524 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19526 * configure.ac: Allow tm_file to contain build-directory files.
19527 * configure: Regenerate.
19528 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19529 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19530 * config/m68k/print-sysroot-suffix.sh: New file.
19532 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19534 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19535 of pic_offset_table_rtx if reload_completed.
19536 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19537 PIC_OFFSET_TABLE_REGNUM.
19538 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19540 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19541 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19543 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19545 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19546 functions that call eh_return.
19548 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19550 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19551 functions that need a constant pool.
19553 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19556 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19557 (m68k_preferred_reload_class): Likewise.
19558 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19559 (SECONDARY_RELOAD_CLASS): Define.
19560 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19561 (LIMIT_RELOAD_CLASS): Delete.
19562 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19563 registers from storing bytes.
19564 (m68k_secondary_reload_class): New function.
19565 (m68k_preferred_reload_class): Likewise.
19567 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19569 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19571 (m68k_expand_prologue): Likewise.
19573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19575 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19576 (mips_expand_epilogue): Add a bool parameter.
19577 (m68k_legitimize_sibcall_address): Declare.
19578 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19579 (m68k_expand_epilogue): Add a parameter to select between sibling
19580 and normal epilogues. Only generate a return for the latter.
19581 (m68k_ok_for_sibcall_p): New function.
19582 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19583 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19584 (sibcall_value, *sibcall_value): Likewise.
19585 (*call, *call_value): Require !SIBLING_CALL_P.
19586 (epilogue): Update call to m68k_expand_epilogue.
19587 (sibcall_epilogue): New pattern.
19588 * config/m68k/predicates.md (const_call_operand): Say that this
19589 predicate applies to sibling calls too.
19590 (sibcall_operand): New predicate.
19592 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19594 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19595 alternatives as movsi_cf.
19596 (movsf_cf_hard): Add commentary.
19598 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19599 Richard Sandiford <richard@codesourcery.com>
19601 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19602 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19603 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19604 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19605 as being live on exit from an interrupt function.
19606 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19607 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19608 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19609 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19610 (m68k_interrupt_function_p): Globalize.
19611 (m68k_compute_frame_layout): Remove reverse mask code.
19612 (m68k_emit_movem, m68k_set_frame_related): New functions.
19613 (m68k_output_function_prologue): Delete in favor of...
19614 (m68k_expand_prologue): ...this new function.
19615 (m68k_output_function_epilogue): Delete in favor of...
19616 (m68k_expand_epilogue): ...this new function.
19617 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19619 (print_operand): Handle %?.
19620 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19621 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19622 (prologue, epilogue): New patterns.
19623 (return): Turn into a define_expand.
19624 (*return): New pattern, derived from old "return" pattern. Use rte
19625 rather than rts for interrupt functions. Only use rtd if the pop
19627 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19628 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19629 (link, *link, unlink, *unlink, load_got): Likewise.
19631 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19635 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19636 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19637 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19638 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19639 and m68k_matches_u_p.
19640 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19641 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19642 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19643 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19644 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19645 (REG_STRICT_P): New macro.
19646 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19647 PCREL_GENERAL_OPERAND_OK.
19648 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19649 m68k_legitimate_base_reg_p.
19650 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19651 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19652 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19653 * config/m68k/m68k.c (m68k_address): New structure.
19654 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19655 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19656 (m68k_jump_table_ref_p, m68k_decompose_address)
19657 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19658 (m68k_matches_u_p): New functions.
19659 (print_operand_address): Rewrite to use m68k_decompose_index.
19661 2007-03-05 David Taylor <dtaylor@emc.com>
19663 * gcc.c: Correct copyright date in --version output.
19665 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19667 * pa.md: In unamed move patterns, disparge copies between general
19668 and floating point registers using '?' modifier. Don't include 'f'
19669 constraint for register preferences in DImode, SImode, HImode and
19670 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19671 Remove constraints for copies between general and floating registers
19672 in soft-float DFmode pattern.
19673 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19677 2007-03-05 Mike Stump <mrs@apple.com>
19679 * c-common.c (targetcm): Add.
19680 * c-opts.c (c_common_handle_option): Handle language specific
19682 * opts.c (handle_option): Verify language for target options, if
19684 * opth-gen.awk: Add CL_LANG_ALL.
19685 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19686 (TARGETCM_INITIALIZER): Add.
19687 * target.h (struct gcc_targetcm): Add.
19689 * targhooks.c (default_handle_c_option): Add.
19690 * targhooks.h (default_handle_c_option): Add.
19691 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19693 * config/darwin.opt (iframework): Add.
19694 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19695 * config/darwin-c.c (handle_c_option): Add.
19696 (TARGET_HANDLE_C_OPTION): Add.
19698 * doc/invoke.texi (Darwin Options): Add -iframework.
19700 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19702 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19705 2007-03-05 Ian Lance Taylor <iant@google.com>
19707 * c.opt (fgnu89-inline): New option.
19708 * c-opts.c (c_common_post_options): Set default value for
19710 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19711 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19713 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19714 (grokdeclarator, start_function): Likewise.
19715 * c-cppbuiltin.c (c_cpp_builtins): Define either
19716 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19717 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19718 (C Dialect Options): Document -fgnu89-inline.
19719 * doc/extend.texi (Function Attributes): Explain what the
19720 gnu_inline attribute does.
19721 * doc/cpp.texi (Common Predefined Macros): Document
19722 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19724 2007-03-05 Ian Lance Taylor <iant@google.com>
19726 PR tree-optimization/31034
19727 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19728 half-range if the other side is an overflow infinity.
19730 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19732 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19733 (bfin*-linux-uclibc*): New configuration.
19734 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19736 * config/bfin/linux.h: New file.
19737 * config/bfin/libgcc-bfin.ver: New file.
19738 * config/bfin/t-bfin-uclinux: New file.
19739 * config/bfin/t-bfin-linux: New file.
19740 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19741 (TARGET_OS_CPP_BUILTINS): New macro.
19743 2007-03-05 Richard Guenther <rguenther@suse.de>
19745 * fold-const.c (fold_binary): Remove duplicate folding
19746 of comparison of non-null ADDR_EXPR against null.
19748 2007-03-05 Richard Guenther <rguenther@suse.de>
19749 Dorit Nuzman <dorit@il.ibm.com>
19751 PR tree-optimization/26420
19752 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19753 are no loops in the function. Only print the number of
19754 vectorized loops if it is greater than zero or we are supposed
19755 to print information about unvectorized loops.
19757 2007-03-05 Revital Eres <eres@il.ibm.com>
19759 * gcc.dg/var-expand1.c: New test.
19760 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19761 when an accumulator is expanded.
19763 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19766 * c-common.c (convert_and_check): Don't give warnings for
19767 conversion if 'expr' already overflowed.
19769 2007-03-04 Roger Sayle <roger@eyesopen.com>
19771 PR middle-end/30744
19772 * fold-const.c (fold_comparison): Enforce type consistency when
19773 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19775 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19777 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19778 containing a cast to the base of TARGET_MEM_REF.
19780 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19782 * tree.c (tree_contains_struct_check_failed): Remove spurious
19783 whitespace from error message.
19785 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19788 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19789 instead of precision.
19791 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19792 Nathan Sidwell <nathan@codesourcery.com>
19794 * emit-rtl.c (find_auto_inc): New.
19795 (try_split): recreate REG_INC notes,
19796 Use regular for loops rather than whiles.
19798 2007-03-03 Andreas Schwab <schwab@suse.de>
19800 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19801 * configure: Regenerate.
19803 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19805 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19806 flag_rounding_math, not flag_unsafe_math_optimizations.
19808 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19810 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19811 alpha_fold_vector_minmax): Likewise.
19812 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19813 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19815 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19817 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19818 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19819 if the lhs has side-effects.
19820 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19822 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19824 * config/i386/i386.h (TUNEMASK): Remove define.
19825 (ARCHMASK): Remove define.
19826 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19827 Use ix86_arch_mask variable instead of ARCHMASK.
19828 * config/i386/i386.c (override_options): Ditto.
19829 (standard_80387_constant_p): Ditto.
19831 2007-03-02 Ian Lance Taylor <iant@google.com>
19833 Used signed infinities in VRP.
19834 * tree-vrp.c (uses_overflow_infinity): New static function.
19835 (supports_overflow_infinity): New static function.
19836 (make_overflow_infinity): New static function.
19837 (negative_overflow_infinity): New static function.
19838 (positive_overflow_infinity): New static function.
19839 (is_negative_overflow_infinity): New static function.
19840 (is_positive_overflow_infinity): New static function.
19841 (is_overflow_infinity): New static function.
19842 (overflow_infinity_range_p): New static function.
19843 (compare_values_warnv): New function split out of compare_values.
19844 (compare_value): Call it.
19845 (set_value_range_to_nonnegative): Add overflow_infinity
19846 parameter. Change caller.
19847 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19849 (vrp_expr_computes_nonzero): Likewise.
19850 (compare_ranges, compare_range_with_value): Likewise.
19851 (compare_name_with_value, compare_names): Likewise.
19852 (vrp_evaluate_conditional): Likewise.
19853 (set_value_range): Handle infinity
19854 (vrp_operand_equal_p, operand_less_p): Likewise.
19855 (extract_range_from_assert): Likewise.
19856 (vrp_int_const_binop): Likewise.
19857 (extract_range_from_binary_expr): Likewise.
19858 (extract_range_from_unary_expr): Likewise.
19859 (extract_range_from_comparison): Likewise.
19860 (extract_range_from_expr): Likewise.
19861 (dump_value_range): Likewise.
19862 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19863 (test_for_singularity): Likewise.
19864 (vrp_int_const_binop): Remove inline qualifier.
19865 (adjust_range_with_scev): Add comment.
19866 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19868 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19870 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19871 (get_constraint_for): Likewise.
19872 (do_structure_copy): Likewise.
19873 (find_func_aliases): Fix references to MODIFY_EXPR.
19874 (intra_create_variable_infos): Tidy.
19875 * tree-ssa-operands.c (add_virtual_operand): Add argument
19877 When adding members of alias sets, if IS_CALL_SITE is true and
19878 the symbol is not call-clobbered, skip it.
19879 Adjust all callers.
19881 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19883 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19884 entry by means of emit_insn_at_entry.
19886 2007-03-02 Richard Henderson <rth@redhat.com>
19888 * expr.h (promoted_input_arg): Remove decl.
19889 * function.c (promoted_input_arg): Merge into ...
19890 * combine.c (setup_incoming_promotions): ... only caller.
19891 Rearrange to avoid double loop.
19893 2007-03-02 Ben Elliston <bje@au.ibm.com>
19894 Peter Bergner <bergner@vnet.ibm.com>
19895 Janis Johnson <janis187@us.ibm.com>
19897 * config/rs6000/dfp.md: New file.
19898 * config/rs6000/rs6000.md: Include dfp.md.
19899 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19900 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19901 and TDmode decimal float modes in FP registers.
19902 (num_insns_constant): Likewise.
19903 (rs6000_legitimate_offset_address_p): Likewise.
19904 (rs6000_legitimize_address): Likewise.
19905 (rs6000_legitimize_reload_address): Likewise.
19906 (rs6000_legitimate_address): Likewise.
19907 (rs6000_emit_move): Likewise.
19908 (function_arg_boundary): Likewise.
19909 (function_arg_advance): Likewise.
19910 (rs6000_darwin64_record_arg_recurse): Likewise.
19911 (function_arg): Likewise.
19912 (rs6000_gimplify_va_arg): Likewise.
19913 (rs6000_split_multireg_move): Likewise.
19914 (rs6000_output_function_epilogue): Likewise.
19915 (rs6000_output_function_epilogue): Likewise.
19916 (rs6000_register_move_cost): Likewise.
19917 (rs6000_function_value): Likewise.
19918 (rs6000_libcall_value): Likewise.
19920 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19922 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19924 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19926 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19927 Use $MULTIDIR to choose between the kernel and RTP headers,
19928 and use $WIND_BASE and $WIND_USR to locate them.
19930 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19932 * config/i386/i386.c (override_options): Put initialization of
19933 ix86_tune_mask and ix86_arch_mask to the correct place.
19935 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19936 Michael Meissner <michael.meissner@amd.com>
19939 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19940 (ARCHMASK): Define.
19941 (TARGET_CMOVE): Use ARCHMASK.
19942 (TARGET_CMPXCHG): Ditto.
19943 (TARGET_CMPXCHG8B): Ditto.
19944 (TARGET_XADD): Ditto.
19945 (TARGET_BSWAP): Ditto.
19946 * config/i386/i386.c (ix86_tune_mask): New global variable.
19947 (ix86_arch_mask): Ditto.
19948 (override_options): Initialize ix86_tune_mask and
19949 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19952 2007-03-02 Ben Elliston <bje@au.ibm.com>
19955 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19957 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19959 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19960 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19961 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19962 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19964 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19965 rs6000_init_dwarf_reg_sizes_extra): New.
19966 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19967 SPE register high parts.
19969 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19971 * Makefile.in: Add install-pdf target as
19972 copied from automake v1.10 rules.
19973 * configure.ac: Add install-pdf to target list.
19974 * configure: Regenerate.
19976 2007-03-01 Paul Brook <paul@codesourcery.com>
19978 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19979 modes to LDRD for DImode.
19980 (output_move_double): Fixup out of range ldrd/strd.
19981 (vfp_secondary_reload_class): Rename...
19982 (coproc_secondary_reload_class): ... to this. Add wb argument.
19983 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19984 coproc_secondary_reload_class for CLASS_IWMMXT.
19985 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19986 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19988 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19990 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19991 unroll factor by the estimated number of iterations.
19992 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19993 than prefetch latency.
19995 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19996 decode_caches_intel, detect_caches_intel): New functions.
19997 (host_detect_local_cpu): Use detect_caches_amd and
19998 detect_caches_intel.
20000 2007-03-01 Richard Henderson <rth@redhat.com>
20002 * expr.c (emit_move_complex_push): Export.
20003 (emit_move_complex_parts): Split out from ...
20004 (emit_move_complex): ... here.
20005 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
20006 * config/i386/i386.md (movcdi): New.
20008 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
20010 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
20011 size of mode1 to check for tieable modes in MMX case.
20013 2007-03-01 Richard Sandiford <richard@codesourcery.com>
20015 * Makefile.in (rtlanal.o): Depend on tree.h.
20016 * rtl.h (offset_within_section_p, split_const): Declare.
20017 * rtlanal.c: Include tree.h.
20018 (offset_within_block_p): New function, taken from
20019 mips_offset_within_object_p.
20020 (split_const): New function, taken from mips_split_const.
20021 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
20023 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
20024 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
20025 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
20026 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
20027 (m68k_illegitimate_symbolic_constant_p): New function.
20028 * config/m68k/m68k.md (movsi): Remove misleading predicates.
20029 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
20030 symbolic constant that might be outside the symbol's section,
20031 move the symbol first and then add the offset.
20032 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
20034 * config/mips/mips.c (mips_split_const): Delete.
20035 (mips_offset_within_object_p): Delete.
20036 (mips_symbolic_constant_p): Use offset_within_section_p and
20037 split_const instead of mips_offset_within_object_p and
20039 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
20040 (mips_legitimize_const_move, print_operand_reloc)
20041 (mips_dangerous_for_la25_p): Use split_const instead of
20044 2007-02-28 Eric Christopher <echristo@apple.com>
20046 * Makefile.in (install-include-dir): Don't rm -rf include.
20048 2007-02-28 Richard Guenther <rguenther@suse.de>
20050 PR middle-end/30364
20051 * fold-const.c (fold_binary): Do not associate expressions
20052 with more than one variable for integer types that do not wrap.
20054 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
20056 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
20057 Delete, and replace with...
20058 (fold_builtin_call_array): This. Update callers to use it.
20059 * fold-const.c (fold_build_call_list): Delete, and replace with...
20060 (fold_build_call_array): This.
20061 (fold_build_call_list_initializer): Delete, and replace with...
20062 (fold_build_call_array_initializer): This.
20063 * tree.h: Update declarations to reflect above changes.
20065 * c-typeck.c (build_function_call): Store converted arguments
20066 in a stack-allocated array instead of building a list.
20067 (convert_arguments): Store arguments in the array passed in as an
20068 argument, and return the actual number of arguments.
20069 * c-format.c: (check_function_format): Pass arguments in an
20070 array instead of a list.
20071 * c-common.c (check_function_nonnull): Likewise.
20072 (check_function_sentinel): Likewise.
20073 (check_function_arguments): Likewise.
20074 * c-common.h: Update declarations to reflect above changes.
20076 2007-02-28 Jan Hubicka <jh@suse.cz>
20078 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20079 PRED_NEGATIVE_RETURN): Update outcomes.
20081 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20083 * calls.c (emit_library_call_value_1): Handle partial registers
20084 correctly when building up CALL_INSN_FUNCTION_USAGE.
20086 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20088 * pa/predicates.md (move_src_operand): Allow zero for mode.
20089 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20092 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20095 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20096 *movv2df_internal): Enable pattern only for valid operand
20098 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20099 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20101 2007-02-27 Mike Stump <mrs@apple.com>
20103 * config/darwin-crt3.c: Avoid compilation when compiling for a
20106 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20108 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20110 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20111 for fixed headers and limits.h.
20112 (install-include-dir, install-headers-tar, install-headers-cpio,
20113 install-headers-cp, real-install-headers-tar,
20114 real-install-headers-cpio, real-install-headers-cp): Handle
20115 include-fixed as well as include.
20116 (install-mkheaders): Don't install files that go only in include
20118 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20119 from GCC_INCLUDE_DIR.
20120 * gcc.c (process_command): Remove special -BstageN/ handling.
20121 (do_spec_1): Add include-fixed directories.
20123 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20125 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20127 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20129 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20132 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20134 * c-common.c (get_priority): Add check for
20135 SUPPORTS_INIT_PRIORITY.
20137 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20139 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20141 * config/bfin/bfin.c: Include "cfglayout.h".
20142 (MAX_LSETUP_DISTANCE): New macro.
20143 (struct loop_info): New members incoming, incoming_src and
20144 incoming_dest. Delete member predecessor.
20145 (length_for_loop): New function.
20146 (bfin_optimize_loop): Handle more different loop structures.
20147 (bfin_discover_loop): Rework detection of predecessor blocks by
20148 examining incoming edges.
20149 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20151 (bfin_reorder_loops): New function.
20152 (bfin_reorg_loops): Use these three new functions.
20154 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20155 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20156 (CONSTRAINT_LEN): Add entry for 'q'.
20157 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20158 Add 'q' constraints.
20159 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20160 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20162 * config/bfin/bfin.md (add_with_carry): New pattern.
20163 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20164 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20165 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20166 support unsigned multiplies too. Removed incorrect commutativity from
20167 operand 1 constraint where appropriate.
20168 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20170 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20171 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20173 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20174 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20175 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20176 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20177 usmulhisi_hh_huh): New patterns.
20179 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20180 lshifthi3): Fix output template to use half reg for operand 2.
20182 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20185 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20187 2007-02-27 Andreas Schwab <schwab@suse.de>
20189 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20191 2007-02-27 Jan Hubicka <jh@suse.cz>
20193 * predict.c (last_basic_block_p): Remove.
20194 (tree_estimate_probability): Update return heuristic for commonized
20197 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20199 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20201 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20203 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20204 * doc/cpp.texi: Standardize title page.
20205 * doc/cppinternals.texi: Likewise.
20206 * doc/gcc.texi: Standardize title page, remove version number
20207 from copyright page.
20208 * doc/gccint.texi: Likewise.
20209 * doc/install.texi: Standardize title page, add table of
20212 2007-02-26 Jan Hubicka <jh@suse.cz>
20214 * predict.def: Set outcomes according to more recent results.
20215 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20216 Remove dead predictors.
20217 * predict.c (return_prediction): Fix pasto.
20219 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20221 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20222 change; avoid a memory leak when returning early.
20224 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20226 * c-decl.c (static_ctors): Move to c-common.c.
20227 (static_dtors): Likewise.
20228 (finish_function): Use c_record_cdtor_fn.
20229 (build_cdtor): Move to c-common.c.
20230 (c_write_global_declarations): Use c_build_cdtor_fns.
20231 * c-common.h (static_ctors): Declare.
20232 (static_dtors): Likewise.
20233 (c_record_cdtor_fn): Likewise.
20234 (c_build_cdtor_fns): Likewise.
20235 * c-common.c (static_ctors): New variable.
20236 (static_dtors): Likewise.
20237 (c_record_cdtor_fn): New function.
20238 (build_cdtor): Move from c-decl.c
20239 (c_build_cdtor_fns): New function.
20241 * output.h (assemble_addr_to_section): Declare.
20242 (get_cdtor_priority_section): Likewise.
20243 * varasm.c (assemble_addr_to_section): New function.
20244 (get_cdtor_priority_section): Likewise.
20245 (default_named_section_asm_out_destructor): Use them.
20246 (destor_dtor_section_asm_out_destructor): Likewise.
20247 (default_named_section_asm_out_constructor): Likewise.
20248 (default_ctor_section_asm_out_constructor): Likewise.
20249 * config.gcc (*-*-vxworks*): Include vxworks.o.
20250 * config/t-vxworks (vxworks.o): New target.
20251 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20252 (TARGET_ASM_CONSTRUCTOR): Define.
20253 (TARGET_ASM_DESTRUCTOR): Likewise.
20254 (vxworks_asm_out_constructor): Declare.
20255 (vxworks_asm_out_destructor): Likewise.
20257 * c-common.c (get_priority): Check that we have not just an
20258 INTEGER_CST, but an integer constant with integeral type.
20260 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20262 PR tree-optimization/30938
20263 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20264 use &dt[nargs-1] instead of &dt[nargs] in the call to
20265 vect_is_simple_use().
20267 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20269 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20270 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20271 Do not attempt to handle MEM inside auto-inc expressions.
20272 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20273 of a register modified by an auto-inc expression. However, do handle
20274 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20275 (elimination_effects): Prohibit elimination of a register modified
20276 by an auto-inc expression. Disable register elimination rules whose
20277 target register is modified by an auto-inc expression with variable
20280 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20282 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20284 (array_at_struct_end_p): New function.
20285 (idx_infer_loop_bounds): Use it.
20286 (estimate_numbers_of_iterations_loop): Export.
20287 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20288 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20289 (tree_estimate_probability): Call record_loop_exits.
20290 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20291 (estimated_loop_iterations, estimated_loop_iterations_int,
20292 estimated_loop_iterations_tree): New functions.
20293 (analyze_siv_subscript_cst_affine,
20294 compute_overlap_steps_for_affine_1_2,
20295 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20296 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20297 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20298 (PRED_LOOP_ITERATIONS_GUESSED): New.
20299 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20300 * cfgloop.h (estimate_numbers_of_iterations_loop,
20301 estimated_loop_iterations_int): Declare.
20303 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20305 * doc/extend.texi: Document optional priority argument to
20306 constructors and destructors.
20307 * tree.c (init_priority_for_decl): Adjust GTY markers.
20308 (init_ttree): Use priority-info hash functions for
20309 init_priority_for_decl.
20310 (tree_map_eq): Rename to ...
20311 (tree_map_base_eq): ... this.
20312 (tree_map_marked_p): Rename to ...
20313 (tree_map_base_marked_p): ... this.
20314 (tree_map_base_hash): New function.
20315 (decl_init_priority_lookup): Rework.
20316 (decl_fini_priority_lookup): New function.
20317 (decl_priority_info): New function.
20318 (decl_init_priority_insert): Use it.
20319 (decl_fini_priority_insert): Likewise.
20320 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20322 (decl_restrict_base_insert): Likewise.
20323 (decl_debug_expr_insert): Likewise.
20324 (decl_value_expr_lookup): Likewise.
20325 (decl_value_expr_insert): Likewise.
20326 * tree.h (priority_type): New type.
20327 (decl_init_priority_lookup): Use priority_type.
20328 (decl_fini_priority_lookup): New function.
20329 (decl_init_priority_insert): Use priority_type.
20330 (decl_fini_priority_insert): New function.
20331 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20332 (DECL_INIT_PRIORITY): Likewise.
20333 (SET_DECL_INIT_PRIORITY): Add comment.
20334 (DECL_FINI_PRIORITY): New macro.
20335 (SET_DECL_FINI_PRIORITY): Likewise.
20336 (DEFAULT_INIT_PRIORITY): Document.
20337 (MAX_INIT_PRIORITY): Likewise.
20338 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20339 (tree_map_base): New type.
20340 (tree_map_base_eq): New function.
20341 (tree_map_base_hash): Likewise.
20342 (tree_map_base_marked_p): Likewise.
20343 (tree_map): Inherit from tree_map_base.
20344 (tree_map_eq): Make it a macro.
20345 (tree_map_marked_p): Likewise.
20346 (tree_int_map): Inherit from tree_map_base.
20347 (tree_int_map_eq): Make it a macro.
20348 (tree_int_map_hash): Likewise.
20349 (tree_int_map_marked_p): Likewise.
20350 (tree_priority_map): New type.
20351 (tree_priority_map_eq): New macro.
20352 (tree_priority_map_hash): Likewise.
20353 (tree_priority_map_marked_p): Likewise.
20354 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20356 (emutls_common_1): Likewise.
20357 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20358 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20359 of tree_map hierarchy.
20360 * tree-cfg.c (move_stmt_r): Likewise.
20361 (new_label_mapper): Likewise.
20362 * c-tree.h (c_expand_body): Move to ...
20363 * c-common.h (c_expand_body): ... here.
20364 * c-decl.c (c_expand_body): Move to ...
20365 * c-common.c (c_expand_body): ... here.
20366 (c_common_attribute_table): Allow 1 argument for the constructor
20367 and destructor attributes.
20368 (get_priority): New function.
20369 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20370 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20372 2007-02-24 Jan Hubicka <jh@suse.cz>
20374 PR middle-end/30509
20375 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20376 copying for inlining.
20378 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20379 Jan Hubicka <jh@suse.cz>
20382 * i386.c (counter_mode): New function.
20383 (expand_set_or_movmem_via_loop): Use it.
20384 (expand_movmem_epilogue): Likewise; fix pasto.
20385 (ix86_expand_movmem): Do emit guard even for constant counts.
20386 (ix86_expand_setmem): Likewise.
20388 2007-02-25 Nick Clifton <nickc@redhat.com>
20390 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20391 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20393 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20396 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20397 count argument with 0x10, not with 0x16.
20398 (expand_setmem_epilogue): Ditto.
20400 2007-02-24 Mike Stump <mrs@apple.com>
20402 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20405 2007-02-24 Richard Guenther <rguenther@suse.de>
20407 PR middle-end/30951
20408 * fold-const.c (fold_binary): Fold x +- CST op x for
20409 EQ_EXPR and NE_EXPR.
20411 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20413 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20415 2007-02-24 Jan Hubicka <jh@suse.cz>
20417 * cgraphunit.c (decide_is_function_needed): Honor
20418 -fkeep-inline-functions.
20420 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20422 * builtins.c (fold_builtin_modf): New.
20423 (fold_builtin_2): Use it.
20425 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20427 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20428 (determine_max_iter): Take additional LOOP arg; all callers changed.
20429 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20430 one using simplifications.
20431 (simplify_using_initial_values): Return if the expression becomes
20432 invalid due to altered regs.
20434 2007-02-23 DJ Delorie <dj@redhat.com>
20436 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20438 2007-02-23 Mike Stump <mrs@apple.com>
20440 * tlink.c (scan_linker_output): Parse linker messages from
20441 darwin9's linker better.
20443 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20446 * varpool.c (varpool_assemble_pending_decls): Set
20447 varpool_last_needed_node to null.
20449 2007-02-23 DJ Delorie <dj@redhat.com>
20451 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20452 alignment bigger than the object file can handle.
20454 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20458 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20459 (*movsf_1): Penalize MMX moves.
20461 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20463 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20464 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20466 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20468 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20470 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20471 (fold_builtin_1): Use them.
20472 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20473 BUILT_IN_SIGNIFICAND.
20475 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20477 * config/i386/i386.c (bdesc_1arg): Initialize
20478 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20479 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20480 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20481 and IX86_BUILTIN_MOVSLDUP.
20483 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20485 PR rtl-optimization/30841
20486 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20488 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20490 * builtins.c (fold_builtin_frexp): New.
20491 (fold_builtin_2): Use it.
20493 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20495 * doc/invoke.texi (Spec Files): Document getenv spec function.
20497 * gcc.c (getenv_spec_function): New function.
20498 (static_spec_functions): Add it.
20499 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20500 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20503 2007-02-22 Michael Matz <matz@suse.de
20506 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20507 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20509 2007-02-22 Ian Lance Taylor <iant@google.com>
20512 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20513 (mem_loc_descriptor): Call it.
20515 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20516 Ira Rosen <irar@il.ibm.com>
20518 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20520 2007-02-22 Ira Rosen <irar@il.ibm.com>
20522 PR tree-optimization/30843
20523 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20524 stores only after all the group is vectorized.
20526 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20528 PR tree-optimization/30858
20529 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20530 in the reduction cycle have a single use in the loop.
20531 * tree-vectorizer.h (relevant): Add documentation.
20533 2007-02-20 Mike Stump <mrs@apple.com>
20535 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20536 * configure: Regenerate.
20538 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20540 Change the defaults of some parameters and options.
20541 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20542 * config/spu/spu.c (spu_optimization_options): Add.
20543 (spu_override_options): Change params in spu_optimization_options.
20544 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20546 Register 127 is only 16 byte aligned when used as a frame pointer.
20547 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20548 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20549 HARD_FRAME_POINTER_REGNUM.
20550 (spu_legitimate_address): Use regno_aligned_for_reload.
20551 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20552 aligned when frame_pointer_needed is true.
20553 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20555 * config/spu/spu.h (INIT_EXPANDERS): Define.
20557 Make sure shift and rotate instructions have valid immediate operands.
20558 * config/spu/predicates.md (spu_shift_operand): Remove.
20559 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20560 * config/spu/constraints.md (W, O): Extend range.
20561 * config/spu/spu.md (umask, nmask): Define.
20562 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20563 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20564 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20565 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20566 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20567 (lshr<mode>3_reg): Fix rtl description.
20569 Make sure mulhisi immediate operands are valid.
20570 * config/spu/predicates.md (imm_K_operand): Add.
20571 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20573 Generate constants using fsmbi and andi.
20574 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20575 (print_operand, spu_split_immediate, classify_immediate,
20576 fsmbi_const_p): Handle IC_FSMBI2.
20578 Correctly handle a CONST_VECTOR containing symbols.
20579 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20580 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20581 (immediate_load_p): Allow symbols that use 2 instructions to create.
20582 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20583 with symbols when flag_pic is set.
20584 (const_vector_immediate_p): New.
20585 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20586 accept a CONST_VECTOR with symbols.
20587 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20588 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20590 * config/spu/spu.md (high, low): Delete.
20591 (low_<mode>): Define.
20593 Remove INTRmode and INTR_REGNUM, which didn't work.
20594 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20596 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20597 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20598 peephole2 pattern): Don't use INTR or 131.
20599 (movintrcc): Delete.
20600 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20601 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20602 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20603 (UNSPEC_SET_INTR): Add.
20604 * config/spu/spu-modes.def (INTR): Remove.
20606 More accurate warnings about run-time relocations.
20607 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20609 Correctly warn about immediate arguments to specific intrinsics.
20610 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20611 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20612 the instruction predicate.
20614 Fix tree check errors with latest update.
20615 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20617 (spu_expand_builtin): Use CALL_EXPR_FN.
20619 Add missing specific intrinsics.
20620 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20622 * config/spu/spu_internals.h: Ditto.
20624 Fix incorrect operand modifiers.
20625 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20626 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20628 Optimize one case of zero_extend of a vec_select.
20629 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20631 Accept any immediate for hbr.
20632 * config/spu/spu.md (hbr): Change s constraints to i.
20634 2007-02-21 Paul Brook <paul@codesourcery.com>
20636 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20637 condexec_count when skipping USE and CLOBBER.
20639 2007-02-21 Nick Clifton <nickc@redhat.com>
20641 * common.opt (Warray-bounds): Add Warning attribute.
20642 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20644 (fsized-zeroes): Add Optimization attribute.
20645 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20646 * c.opt (Wc++0x-compat): Add Warning attribute.
20648 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20650 PR middle-end/30761
20651 * reload1.c (eliminate_regs_in_insn): In the single_set special
20652 case, attempt to re-recognize the insn before falling back to
20653 having reload fix it up.
20655 2007-02-20 Eric Christopher <echristo@gmail.com>
20657 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20658 Rewrite accordingly.
20659 (frv_read_iacc_argument): Ditto.
20660 (frv_expand_set_builtin): Take a call instead of arglist, update for
20662 (frv_expand_unop_builtin): Ditto.
20663 (frv_expand_binop_builtin): Ditto.
20664 (frv_expand_cut_builtin): Ditto.
20665 (frv_expand_binopimm_builtin): Ditto.
20666 (frv_expand_voidbinop_builtin): Ditto.
20667 (frv_expand_int_void2arg): Ditto.
20668 (frv_expand_prefetches): Ditto.
20669 (frv_expand_voidtriop_builtin): Ditto.
20670 (frv_expand_voidaccop_builtin): Ditto.
20671 (frv_expand_load_builtin): Ditto.
20672 (frv_expand_store_builtin): Ditto.
20673 (frv_expand_mdpackh_builtin): Ditto.
20674 (frv_expand_mclracc_builtin): Ditto.
20675 (frv_expand_mrdacc_builtin): Ditto.
20676 (frv_expand_mwtacc_builtin): Ditto.
20677 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20680 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20682 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20683 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20685 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20686 point instructions.
20687 * configure: Regenerate.
20688 * config.in: Regenerate.
20689 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20690 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20691 masks to power6 and power6x and to POWERPC_MASKS.
20692 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20694 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20695 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20696 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20697 Access PROTOTYPE as variable, not mask.
20699 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20701 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20702 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20703 * combine.c (adjust_for_new_dest): Use it.
20704 * postreload.c (reload_combine): Likewise.
20706 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20708 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20709 notes on an insn with multiple sets, even if single_set returns
20710 non-NULL for that insn.
20712 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20714 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20715 scalbn and scalbln.
20717 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20719 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20720 if user didn't pass it.
20721 * config/i386/darwin.h (CC1_SPEC): Likewise.
20722 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20723 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20724 -mmacosx-version-min.
20726 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20727 Uros Bizjak <ubizjak@gmail.com>
20729 * optabs.h (enum optab_index): Add new OTI_scalb.
20730 (scalb_optab): Define corresponding macro.
20731 * optabs.c (init_optabs): Initialize scalb_optab.
20732 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20734 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20735 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20736 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20737 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20738 flag_unsafe_math_optimizations is set.
20740 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20741 to implement scalbf, scalb and scalbl built-ins as inline x87
20744 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20745 DJ Delorie <dj@redhat.com>
20748 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20749 (diagnostic_report_diagnostic): ... here, and turn them into real
20750 errors. If warnings are inhibited, no need to do anything.
20752 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20754 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20755 better code generation.
20757 2007-02-20 Ben Elliston <bje@au.ibm.com>
20759 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20761 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20763 * config/alpha/alpha.c, config/alpha/alpha.md,
20764 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20765 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20766 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20767 config/arm/lib1funcs.asm: Follow spelling conventions.
20769 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20770 config/fr30/fr30.md, config/i386/i386.h,
20771 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20772 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20773 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20774 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20775 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20776 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20777 config/sparc/sparc.c, config/sparc/sparc.h,
20778 config/sparc/sparc.md, config/spu/constraints.md,
20779 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20782 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20785 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20788 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20790 * doc/invoke.texi (-ftree-lrs): Remove.
20792 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20794 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20797 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20799 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20800 new CALL_EXPR_FN macro for retrieving the function
20801 declaration of the input expression.
20803 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20805 * c.opt (Waddress): New.
20806 * common.opt (Walways-true): Delete.
20807 (Wstring-literal-comparison): Delete.
20808 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20809 -Wstring-literal-comparison. Add -Waddress.
20811 (Walways-true): Delete.
20812 (Wstring-literal-comparison): Delete.
20813 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20814 consistently instead of -Walways-true in example.
20815 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20816 * c-typeck.c (parser_build_binary_op): Replace
20817 -Wstring-literal-comparison and -Walways-true with -Waddress.
20818 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20821 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20823 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20824 without DECL_STRUCT_FUNCTION initialized.
20826 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20828 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20829 due to calls to functions taking pointers as parameters.
20831 2007-02-19 Richard Henderson <rth@redhat.com>
20834 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20837 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20839 * config/s390/s390.c (s390_call_saved_register_used,
20840 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20841 accessed to the new scheme.
20843 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20845 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20846 (cris_print_index, cris_print_operand, cris_print_operand_address)
20847 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20848 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20849 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20850 GET_CODE () == xxx.
20851 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20852 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20853 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20854 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20855 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20856 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20857 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20858 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20859 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20860 (uminsi3, call, call_value): Ditto.
20861 (define_split: indir_to_reg_split, unnamed): Ditto.
20863 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20865 PR tree-optimization/30975
20866 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20869 2007-02-18 Eric Christopher <echristo@gmail.com>
20871 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20872 Remove use of arglist.
20873 (mips_expand_builtin): Remove use of arglist, pass in expr.
20874 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20875 (mips_expand_builtin_movtf): Ditto.
20876 (mips_expand_builtin_compare): Ditto.
20878 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20880 * tree-sra.c (sra_build_assignment): Replace assertion
20881 checking with a comment explaining why it can't be done.
20883 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20885 PR middle-end/30833
20886 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20887 during CALL_EXPR representation conversion.
20888 * tree-ssa-propagate.c (set_rhs): Likewise.
20890 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20892 * tree-sra.c (sra_build_assignment): Disable assertion checking
20895 2007-02-18 Roger Sayle <roger@eyesopen.com>
20897 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20898 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20899 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20901 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20902 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20903 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20904 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20905 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20906 force_gimple_operand): Likewise.
20907 * ipa-cp.c (constant_val_insert): Likewise.
20908 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20909 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20910 perfect_nestify): Likewise.
20911 * langhooks.c (lhd_omp_assignment): Likewise.
20912 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20913 lower_copyprivate_clauses, lower_send_clauses,
20914 lower_send_shared_vars, expand_parallel_call,
20915 expand_omp_for_generic, expand_omp_for_static_nochunk,
20916 expand_omp_for_static_chunk, expand_omp_sections,
20917 lower_omp_single_copy, lower_omp_for_lastprivate,
20918 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20919 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20920 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20923 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20925 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20926 config/sh/sh.md: Follow spelling conventions.
20928 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20929 config/frv/predicates.md: Follow spelling conventions.
20931 * config/m68k/linux-unwind.h: Fix a comment typo.
20932 * target.h: Follow spelling conventions.
20934 2007-02-18 Roger Sayle <roger@eyesopen.com>
20936 PR rtl-optimization/28173
20937 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20938 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20939 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20940 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20941 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20943 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20945 * builtins.c (fold_builtin_load_exponent): New.
20946 (fold_builtin_2): Use it.
20948 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20950 PR rtl-optimization/30773
20951 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20952 if we fail to attach a REG_EQUIV note.
20954 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20955 Roger Sayle <roger@eyesopen.com>
20957 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20959 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20961 * calls.c (initialize_argument_information): Pass original EXP
20962 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20963 code to split complex arguments here, as part of initializing the
20965 (expand_call): Remove code that builds a list of arguments and
20966 inserts implicit arguments into it. Instead, just count how many
20967 implicit arguments there will be so we can determine the size of
20968 the ARGS array, and let initialize_argument_information do the work.
20969 (split_complex_values): Delete unused function.
20971 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20973 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20975 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20977 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20978 for arg pointer based indexed addressing.
20980 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20982 * config/ia64/ia64.h, config/ia64/ia64.md,
20983 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20984 spelling conventions.
20986 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20988 * config/m68k/m68k.c (split_di): New.
20989 * config/m68k/m68k-protos.h: Declare split_di.
20990 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20991 Improve predicate handling and split constant shifts.
20993 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20995 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20996 parameter for register bitfield operations, general predicates
20999 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21001 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
21002 * config/m68k/linux-unwind.h: New file.
21004 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21006 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
21007 config/i386/athlon.md, config/ia64/ia64.md,
21008 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
21009 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
21010 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
21011 tree-ssa-loop-niter.c, tree-vect-analyze.c,
21012 tree-vect-transform.c: Fix comment typos.
21014 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
21016 * sched-deps.c (find_insn_list): Remove.
21017 * sched-int.h: Remove the prototype for find_insn_list.
21019 2007-02-16 Geoffrey Keating <geoffk@apple.com>
21021 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
21023 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
21024 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
21025 darwin_rs6000_override_options.
21026 (C_COMMON_OVERRIDE_OPTIONS): Expect
21027 darwin_macosx_version_min to be non-NULL always.
21028 (TARGET_C99_FUNCTIONS): Likewise.
21029 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
21030 (DARWIN_MINVERSION_SPEC): New.
21031 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
21032 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
21034 (DARWIN_MINVERSION_SPEC): New.
21035 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
21037 * config/darwin-c.c (darwin_cpp_builtins): Expect
21038 darwin_macosx_version_min to be non-NULL always.
21040 * config/rs6000/rs6000.c: Clean up trailing whitespace.
21042 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
21044 * config/i386/i386.h (x86_use_xchgb): New.
21045 (TARGET_USE_XCHGB): New macro.
21046 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
21047 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
21048 Split after reload into bswaphi for shifts of 8.
21049 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
21050 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
21051 or when optimizing for size.
21053 2007-02-16 Richard Guenther <rguenther@suse.de>
21054 Christian Bruel <christian.bruel@st.com>
21056 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
21057 DECLs but prefer SSA_NAMEs over DECLs.
21059 2007-02-16 Richard Guenther <rguenther@suse.de>
21061 * tree-flow-inline.h (single_imm_use_p): Remove.
21062 (zero_imm_uses_p): Likewise.
21063 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
21064 instead of single_imm_use_p.
21065 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
21068 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21071 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21072 nested double- and backquotes.
21074 2007-02-15 Roger Sayle <roger@eyesopen.com>
21076 PR middle-end/30391
21077 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21078 should be unreachable.
21079 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21080 For the time being redirect GIMPLE_MODIFY_STMT to the new
21081 (renamed) build_gimple_modify_stmt_stat.
21082 (build2_gimple_stat): Rename to...
21083 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21084 Always build a GIMPLE_MODIFY_STMT node.
21085 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21086 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21089 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21090 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21091 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21092 expand_complex_div_wide): Likewise.
21093 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21094 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21095 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21096 * tree-ssa-loop-manip.c (create_iv): Likewise.
21097 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21098 abs_replacement): Likewise.
21099 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21100 realify_fake_stores): Likewise.
21102 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21103 node rather than a GIMPLE_MODIFY_STMT node.
21104 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21105 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21107 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21108 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21109 GIMPLE_MODIFY_STMT.
21111 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21113 PR middle-end/30433
21114 * fold-const.c (fold_comparison): Add back the
21115 folding of constant complex comparisions.
21117 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21119 PR middle-end/30729
21120 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21121 effects unknown to this function, return early.
21123 2007-02-15 Ian Lance Taylor <iant@google.com>
21125 * lower-subreg.c (move_eh_region_note): New static function.
21126 (resolve_simple_move): Call it.
21127 (decompose_multiword_subregs): Track blocks for which we resolve a
21128 simple move which is also a control flow insn. Pass them to
21129 find_many_sub_basic_blocks.
21130 (pass_lower_subreg): Add TODO_verify_flow.
21131 (pass_lower_subreg2): Likewise.
21133 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21134 Brooks Moses <brooks.moses@codesourcery.com>
21135 Lee Millward <lee.millward@codesourcery.com>
21137 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21138 (VL_EXP_CLASS_P): New.
21139 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21141 (TREE_OPERAND_CHECK_CODE): Likewise.
21142 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21143 (TREE_RTL_OPERAND_CHECK): Likewise.
21144 (tree_operand_check_failed): Make second parameter the whole tree
21145 instead of its code. Fixed callers.
21146 (VL_EXP_CHECK): New.
21147 (TREE_OPERAND_LENGTH): New.
21148 (VL_EXP_OPERAND_LENGTH): New.
21149 (CALL_EXPR_FN): New.
21150 (CALL_EXPR_STATIC_CHAIN): New.
21151 (CALL_EXPR_ARGS): New.
21152 (CALL_EXPR_ARG): New.
21153 (call_expr_nargs): New.
21154 (CALL_EXPR_ARGP): New.
21155 (build_nt_call_list): Declare.
21156 (build_vl_exp_stat): Declare.
21157 (build_vl_exp): New.
21158 (build_call_list): Declare.
21159 (build_call_nary): Declare.
21160 (build_call_valist): Declare.
21161 (build_call_array): Declare.
21162 (call_expr_arg): Declare.
21163 (call_expr_argp): Declare.
21164 (call_expr_arglist): Declare.
21165 (fold_build_call_list): Declare.
21166 (fold_build_call_list_initializer): Declare.
21167 (fold_call_expr): Declare to replace fold_builtin.
21168 (fold_builtin_fputs): Update to agree with modified definition.
21169 (fold_builtin_strcpy): Likewise.
21170 (fold_builtin_strncpy): Likewise.
21171 (fold_builtin_memory_chk): Likewise.
21172 (fold_builtin_stxcpy_chk): Likewise.
21173 (fold_builtin_strncpy_chk): Likewise.
21174 (fold_builtin_next_arg): Likewise.
21175 (fold_build_call_expr): Declare.
21176 (fold_builtin_call_list): Declare.
21177 (fold_builtin_call_valist): Declare.
21178 (build_call_expr): Declare.
21179 (validate_arglist): Update to agree with modified definition.
21180 (tree_operand_length): New.
21181 (call_expr_arg_iterator): New.
21182 (init_call_expr_arg_iterator): New.
21183 (next_call_expr_arg): New.
21184 (first_call_expr_arg): New.
21185 (more_call_expr_args_p): New.
21186 (FOR_EACH_CALL_EXPR_ARG): New.
21188 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21189 and tcc_gimple_stmt.
21190 (tree_code_size): Update documentation. Use sizeof (tree) rather
21191 than sizeof (char *).
21192 (tree_size): Likewise. Add case for tcc_vl_exp.
21193 (tree_node_structure): Add case for tcc_vl_exp.
21194 (contains_placeholder_p): Likewise.
21195 (substitute_in_expr): Likewise.
21196 (substitute_placeholder_in_expr): Likewise.
21197 (stabilize_reference_1): Likewise.
21198 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21199 to diagnose breakage of this interface for constructing CALL_EXPRs.
21200 (build_nt): Add similar assertion here.
21201 (build_nt_call_list): New.
21202 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21203 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21205 (get_callee_fndecl): Use new CALL_EXPR accessors.
21206 (tree_operand_check_failed): Change parameters to pass entire node
21207 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21208 (process_call_operands): New.
21209 (build_vl_exp_stat): New.
21210 (build_call_list): New.
21211 (build_call_nary): New.
21212 (build_call_valist): New.
21213 (build_call_array): New.
21214 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21215 (call_expr_arglist): New.
21217 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21218 tcc_vl_exp instead of a fixed-size tcc_expression.
21220 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21221 accessors for CALL_EXPRs.
21222 (AGGR_INIT_EXPR): Likewise.
21224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21225 Brooks Moses <brooks.moses@codesourcery.com>
21226 Lee Millward <lee.millward@codesourcery.com>
21228 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21229 (expand_builtin_nonlocal_goto): Change parameter to be entire
21230 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21231 (expand_builtin_prefetch): Likewise.
21232 (expand_builtin_classify_type): Likewise.
21233 (mathfn_built_in): Return NULL_TREE instead of 0.
21234 (expand_errno_check): Use new CALL_EXPR accessors.
21235 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21236 Return NULL_RTX instead of 0.
21237 (expand_builtin_mathfn_2): Likewise.
21238 (expand_builtin_mathfn_3): Likewise.
21239 (expand_builtin_interclass_mathfn): Likewise.
21240 (expand_builtin_sincos): Likewise.
21241 (expand_builtin_cexpi): Likewise.
21242 (expand_builtin_int_roundingfn): Likewise.
21243 (expand_builtin_int_roundingfn_2): Likewise.
21244 (expand_builtin_pow): Likewise.
21245 (expand_builtin_powi): Likewise.
21246 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21247 of arglist, fixing callers appropriately. Use new CALL_EXPR
21248 accessors and constructors. Return NULL_RTX instead of 0.
21249 (expand_builtin_strstr): Likewise.
21250 (expand_builtin_strchr): Likewise.
21251 (expand_builtin_strrchr): Likewise.
21252 (expand_builtin_strpbrk): Likewise.
21253 (expand_builtin_memcpy): Likewise.
21254 (expand_builtin_mempcpy): Likewise.
21255 (expand_builtin_mempcpy_args): New.
21256 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21257 (expand_builtin_memmove_args): New.
21258 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21259 (expand_movstr): Likewise.
21260 (expand_builtin_strcpy): Likewise.
21261 (expand_builtin_strcpy_args): New.
21262 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21263 (expand_builtin_strncpy): Likewise.
21264 (expand_builtin_memset): Likewise.
21265 (expand_builtin_memset_args): New.
21266 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21267 (expand_builtin_memcmp): Likewise.
21268 (expand_builtin_strcmp): Likewise.
21269 (expand_builtin_strncmp): Likewise.
21270 (expand_builtin_strcat): Likewise.
21271 (expand_builtin_strncat): Likewise.
21272 (expand_builtin_strspn): Likewise.
21273 (expand_builtin_strcspn): Likewise.
21274 (expand_builtin_args_info): Likewise.
21275 (expand_builtin_va_start): Likewise.
21276 (gimplify_va_arg_expr): Likewise.
21277 (expand_builtin_va_end): Likewise.
21278 (expand_builtin_va_copy): Likewise.
21279 (expand_builtin_frame_address): Likewise.
21280 (expand_builtin_alloca): Likewise.
21281 (expand_builtin_bswap): Likewise.
21282 (expand_builtin_unop): Likewise.
21283 (expand_builtin_fputs): Likewise.
21284 (expand_builtin_expect): Likewise.
21285 (expand_builtin_fabs): Likewise.
21286 (expand_builtin_copysign): Likewise.
21287 (expand_builtin_printf): Likewise.
21288 (expand_builtin_fprintf): Likewise.
21289 (expand_builtin_sprintf): Likewise.
21290 (expand_builtin_init_trampoline): Likewise.
21291 (expand_builtin_signbit): Likewise.
21292 (expand_builtin_fork_or_exec): Likewise.
21293 (expand_builtin_sync_operation): Likewise.
21294 (expand_builtin_compare_and_swap): Likewise.
21295 (expand_builtin_lock_test_and_set): Likewise.
21296 (expand_builtin_lock_release): Likewise.
21297 (expand_builtin): Likewise.
21298 (builtin_mathfn_code): Likewise.
21300 (fold_builtin_constant_p): Pass call arguments individually instead
21301 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21302 accessors and constructors. Return NULL_TREE instead of 0.
21303 (fold_builtin_expect): Likewise.
21304 (fold_builtin_classify_type): Likewise.
21305 (fold_builtin_strlen): Likewise.
21306 (fold_builtin_nan): Likewise.
21307 (integer_valued_real_p): Likewise.
21308 (fold_trunc_transparent_mathfn): Likewise.
21309 (fold_fixed_mathfn): Likewise.
21310 (fold_builtin_cabs): Likewise.
21311 (fold_builtin_sqrt): Likewise.
21312 (fold_builtin_cbrt): Likewise.
21313 (fold_builtin_cos): Likewise.
21314 (fold_builtin_cosh): Likewise.
21315 (fold_builtin_tan): Likewise.
21316 (fold_builtin_sincos): Likewise.
21317 (fold_builtin_cexp): Likewise.
21318 (fold_builtin_trunc): Likewise.
21319 (fold_builtin_floor): Likewise.
21320 (fold_builtin_ceil): Likewise.
21321 (fold_builtin_round): Likewise.
21322 (fold_builtin_int_roundingfn): Likewise.
21323 (fold_builtin_bitop): Likewise.
21324 (fold_builtin_bswap): Likewise.
21325 (fold_builtin_logarithm): Likewise.
21326 (fold_builtin_hypot): Likewise.
21327 (fold_builtin_pow): Likewise.
21328 (fold_builtin_powi): Likewise.
21329 (fold_builtin_exponent): Likewise.
21330 (fold_builtin_memset): Likewise.
21331 (fold_builtin_bzero): Likewise.
21332 (fold_builtin_memory_op): Likewise.
21333 (fold_builtin_bcopy): Deleted; call site changed to invoke
21334 fold_builtin_memory_op directly.
21335 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21336 (fold_builtin_strncpy): Likewise.
21337 (fold_builtin_memcmp): Likewise.
21338 (fold_builtin_strcmp): Likewise.
21339 (fold_builtin_strncmp): Likewise.
21340 (fold_builtin_signbit): Likewise.
21341 (fold_builtin_copysign): Likewise.
21342 (fold_builtin_isascii): Likewise.
21343 (fold_builtin_toascii): Likewise.
21344 (fold_builtin_isdigit): Likewise.
21345 (fold_builtin_fabs): Likewise.
21346 (fold_builtin_abs): Likewise.
21347 (fold_builtin_fmin_fmax): Likewise.
21348 (fold_builtin_carg): Likewise.
21349 (fold_builtin_classify): Likewise.
21350 (fold_builtin_unordered_cmp): Likewise.
21352 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21353 New functions split out from fold_builtin_1.
21354 (fold_builtin_n): New.
21355 (fold_builtin_varargs): New.
21356 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21358 (fold_call_expr): New.
21359 (build_function_call_expr): Rewrite to use new helper function.
21360 (fold_builtin_call_list): New.
21361 (build_call_expr): New.
21362 (fold_builtin_call_valist): New.
21363 (rewrite_call_expr): New.
21364 (validate_arg): New.
21365 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21366 of an arglist. Change return type to bool. Use new CALL_EXPR
21369 (fold_builtin_strstr): Pass call arguments individually instead
21370 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21371 accessors and constructors. Return NULL_TREE instead of 0.
21372 (fold_builtin_strchr): Likewise.
21373 (fold_builtin_strrchr): Likewise.
21374 (fold_builtin_strpbrk): Likewise.
21375 (fold_builtin_strcat): Likewise.
21376 (fold_builtin_strncat): Likewise.
21377 (fold_builtin_strspn): Likewise.
21378 (fold_builtin_strcspn): Likewise.
21379 (fold_builtin_fputs): Likewise.
21380 (fold_builtin_next_arg): Likewise.
21381 (fold_builtin_sprintf): Likewise.
21383 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21384 NULL_RTX instead of 0.
21385 (expand_builtin_memory_chk): Likewise.
21386 (maybe_emit_chk_warning): Likewise.
21387 (maybe_emit_sprintf_chk_warning): Likewise.
21389 (fold_builtin_object_size): Pass call arguments individually instead
21390 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21391 accessors and constructors. Return NULL_TREE instead of 0.
21392 (fold_builtin_memory_chk): Likewise.
21393 (fold_builtin_stxcpy_chk): Likewise.
21394 (fold_builtin_strncpy_chk): Likewise.
21395 (fold_builtin_strcat_chk): Likewise.
21396 (fold_builtin_strcat_chk): Likewise.
21397 (fold_builtin_strncat_chk): Likewise.
21398 (fold_builtin_sprintf_chk): Likewise.
21399 (fold_builtin_snprintf_chk): Likewise.
21400 (fold_builtin_printf): Likewise.
21401 (fold_builtin_vprintf): Likewise.
21403 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21405 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21406 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21407 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21408 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21409 (fold_unary): Likewise.
21410 (fold_binary): Likewise.
21411 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21412 ternary expressions.
21413 (fold): Add logic for tcc_vl_exp.
21414 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21415 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21416 (fold_build3_stat): Add assertion to flag broken interface for
21417 constructing CALL_EXPRs.
21418 (fold_build_call_list): New.
21419 (fold_build_call_list_initializer): New.
21420 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21422 (fold_strip_sign_ops): Likewise.
21424 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21425 Brooks Moses <brooks.moses@codesourcery.com>
21426 Lee Millward <lee.millward@codesourcery.com>
21428 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21429 accessors and dump arguments explicitly.
21431 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21433 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21435 (print_call_name): Use new CALL_EXPR accessors.
21437 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21438 CALL_EXPR arguments explicitly instead of as a list. Use
21439 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21441 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21442 (vrp_visit_stmt): Likewise.
21444 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21445 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21447 (force_move_till_expr): Likewise.
21449 * targhooks.c (default_external_stack_protect_fail): Use
21450 build_call_expr instead of build_function_call_expr.
21451 (default_hidden_stack_protect_fail): Likewise.
21453 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21456 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21457 and walk arguments explicitly.
21459 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21460 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21461 (expand_simple_operations): Likewise.
21462 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21464 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21465 of TREE_CODE_LENGTH.
21466 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21468 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21469 instead of TREE_CODE_LENGTH.
21471 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21472 (tree_ic_transform): Likewise.
21473 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21474 parameter instead of arglist. Fix callers.
21475 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21476 (tree_stringops_transform): Likewise.
21477 (tree_indirect_call_to_profile): Likewise.
21478 (tree_stringops_values_to_profile): Likewise.
21480 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21481 (eliminate_tail_call): Likewise.
21483 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21485 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21486 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21488 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21490 * omp-low.c (build_omp_barrier): Use build_call_expr.
21491 (lower_rec_input_clauses): Likewise.
21492 (lower_reduction_clauses): Likewise.
21493 (expand_parallel_call): Likewise.
21494 (maybe_catch_exception): Likewise.
21495 (expand_omp_for_generic): Likewise.
21496 (expand_omp_for_static_nochunk): Likewise.
21497 (expand_omp_sections): Likewise.
21498 (lower_omp_single_simple): Likewise.
21499 (lower_omp_single_copy): Likewise.
21500 (lower_omp_master): Likewise.
21501 (lower_omp_ordered): Likewise.
21502 (lower_omp_critical): Likewise.
21504 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21505 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21507 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21508 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21509 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21511 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21512 and generalize to handle any number of operands.
21513 (chrec_contains_undetermined): Likewise.
21514 (tree_contains_chrecs): Likewise.
21515 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21517 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21519 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21520 fold_call_expr instead of fold_builtin.
21521 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21522 match declarations there.
21523 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21526 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21527 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21529 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21530 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21532 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21535 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21536 (execute_cse_sincos): Use new CALL_EXPR accessors.
21538 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21540 * gimple-low.c (lower_function_body): Use build_call_expr.
21541 (lower_builtin_setjmp): Likewise.
21543 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21544 (set_storage_via_libcall): Likewise.
21545 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21546 instead of TREE_CODE_LENGTH.
21547 (expand_expr_real_1): Use new CALL_EXPR accessors.
21549 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21550 generalize to handle any number of operands.
21551 (TB_parent_eq): Likewise.
21553 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21554 (strip_builtin_expect): Likewise.
21556 * function.c (gimplify_parameters): Use build_call_expr.
21558 * tree-vectorizer.c (vect_is_simple_reduction): Use
21559 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21561 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21562 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21564 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21567 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21568 (gimplify_decl_expr): Likewise.
21569 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21570 Use new CALL_EXPR iterators.
21571 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21572 (gimplify_modify_expr_to_memset): Likewise.
21573 (gimplify_variable_sized_compare): Likewise.
21574 (gimplify_omp_atomic_fetch_op): Likewise.
21575 (gimplify_omp_atomic_pipeline): Likewise.
21576 (gimplify_omp_atomic_mutex): Likewise.
21577 (gimplify_function_tree): Likewise.
21579 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21580 (call_expr_flags): Likewise.
21581 (expand_call): Likewise.
21583 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21584 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21587 * coverage.c (create_coverage): Use build_call_expr.
21589 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21590 (temp_call_expr_obstack): New.
21591 (pool_copy_list): Delete.
21592 (temp_copy_call_expr): New.
21593 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21594 CALL_EXPR accessors. Get rid of special goo for copying argument
21595 lists and use temp_copy_call_expr instead.
21596 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21597 CALL_EXPR accessors.
21598 (create_expression_by_pieces): Likewise. Use build_call_array
21599 to construct the result instead of fold_build3.
21600 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21601 dealing with argument lists.
21602 (init_pre): Remove references to expression_node_pool and
21603 list_node_pool. Init temp_call_expr_obstack instead.
21604 (fini_pre): Remove references to expression_node_pool and
21607 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21608 and walk arguments explicitly instead of as a list.
21610 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21611 (mx_register_decls): Likewise.
21612 (mudflap_register_call): Likewise.
21613 (mudflap_finish_file): Likewise.
21615 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21616 (ipa_callsite_compute_param): Likewise.
21618 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21619 accessors and constructor.
21621 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21622 accessors and constructor.
21623 (convert_tramp_reference): Likewise.
21624 (convert_call_expr): Likewise.
21625 (finalize_nesting_tree_1): Likewise.
21627 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21630 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21632 * tree-inline.c (initialize_inlined_parameters): Pass entire
21633 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21635 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21636 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21638 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21639 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21640 (vectorizable_reduction): Likewise.
21641 (vectorizable_call): Use new CALL_EXPR iterators.
21642 (vectorizable_conversion): Use build_call_expr.
21643 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21644 (vect_gen_widened_results_half): Use build_call_expr.
21645 (vect_setup_realignment): Likewise.
21646 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21648 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21649 (pass_through_call): Likewise.
21650 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21653 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21654 (tree_gen_pow2_profiler): Likewise.
21655 (tree_gen_one_value_profiler): Likewise.
21656 (tree_gen_ic_func_profiler): Likewise.
21657 (tree_gen_average_profiler): Likewise.
21658 (tree_gen_ior_profiler): Likewise.
21660 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21661 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21662 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21664 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21665 of TREE_CODE_LENGTH.
21667 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21668 of TREE_CODE_LENGTH.
21670 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21672 (convert_to_integer): Likewise.
21674 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21677 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21678 Brooks Moses <brooks.moses@codesourcery.com>
21679 Lee Millward <lee.millward@codesourcery.com>
21681 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21683 * config/frv/frv.c (frv_expand_builtin): Likewise.
21684 * config/s390/s390.c (s390_expand_builtin): Likewise.
21686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21687 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21689 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21690 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21691 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21692 (ix86_expand_store_builtin): Likewise.
21693 (ix86_expand_unop_builtin): Likewise.
21694 (ix86_expand_unop1_builtin): Likewise.
21695 (ix86_expand_sse_compare): Likewise.
21696 (ix86_expand_sse_comi): Likewise.
21697 (ix86_expand_vec_init_builtin): Likewise.
21698 (ix86_expand_vec_ext_builtin): Likewise.
21699 (ix86_expand_vec_set_builtin): Likewise.
21700 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21702 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21703 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21705 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21706 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21707 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21709 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21711 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21712 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21713 arglist. Use new CALL_EXPR accessors. Fix callers.
21714 (altivec_expand_abs_builtin): Likewise.
21715 (rs6000_expand_binop_builtin): Likewise.
21716 (altivec_expand_predicate_builtin): Likewise.
21717 (altivec_expand_lv_builtin): Likewise.
21718 (spe_expand_stv_builtin): Likewise.
21719 (altivec_expand_stv_builtin): Likewise.
21720 (rs6000_expand_ternop_builtin): Likewise.
21721 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21722 (altivec_expand_st_builtin): Likewise.
21723 (altivec_expand_dst_builtin): Likewise.
21724 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21725 arglist. Use new CALL_EXPR accessors. Fix callers.
21726 (altivec_expand_vec_set_builtin): Likewise.
21727 (altivec_expand_vec_ext_builtin): Likewise.
21728 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21729 (spe_expand_builtin): Likewise.
21730 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21731 arglist. Use new CALL_EXPR accessors. Fix callers.
21732 (spe_expand_evsel_builtin): Likewise.
21733 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21734 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21736 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21737 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21738 (arm_expand_unop_builtin): Likewise.
21739 (arm_expand_builtin): Use new CALL_EXPR accessors.
21741 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21744 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21745 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21747 (bfin_expand_unop_builtin): Likewise.
21748 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21750 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21751 Brooks Moses <brooks.moses@codesourcery.com>
21752 Lee Millward <lee.millward@codesourcery.com>
21754 * c-semantics.c (build_stmt): Add internal diagnostic check.
21756 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21757 accessors. Print arguments explicitly instead of as a list.
21759 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21761 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21762 (c_finish_omp_flish): Likewise.
21764 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21765 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21766 instead of TREE_CODE_LENGTH.
21767 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21768 (c_warn_unused_result): Likewise.
21770 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21773 * doc/invoke.texi (Warning Options): Remove
21774 -Werror-implicit-function-declaration.
21775 (Wimplicit-function-declaration): Update description.
21776 * opts.c (common_handle_option): Move handling of -Werror=* to...
21777 (enable_warning_as_error): ...here.
21778 * opts.h (enable_warning_as_error): Declare.
21779 * c-decl.c (implicit_decl_warning): Unless
21780 -Wno-implicit-function-declaration is given, emit a pedwarn if
21781 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21782 * c.opt (Wimplicit-function-declaration): Replace
21783 mesg_implicit_function_declaration with
21784 warn_implicit_function_declaration.
21785 * c-opts.c (c_common_handle_option):
21786 -Werror-implicit-function-declaration is exactly equal as
21787 -Werror=implicit-function-declaration.
21788 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21789 warn_implicit_function_declaration.
21790 (c_common_post_options): -Wimplict-function-declaration is enabled
21791 by default by -std=c99, otherwise is disabled by default.
21792 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21794 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21796 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21797 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21798 former is ignored but not the latter.
21800 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21802 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21803 is made and the reference doesn't use the alias set of its type,
21804 do not create the temporary using that type.
21806 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21808 * jump.c: Remove prototypes for delete_computation and
21809 delete_prior_computation.
21811 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21813 * jump.c (get_label_after): Delete.
21814 (get_label_before, delete_computation, delete_jump,
21815 delete_prior_computation, follow_jumps): Move...
21816 * reorg.c (delete_computation, delete_prior_computation): ... here...
21817 (get_label_before, delete_jump): ... making these static ...
21818 (follow_jumps): ... and simplifying this since it only runs after
21820 * rtl.h (get_label_after, get_label_before, delete_jump,
21821 follow_jumps): Delete prototypes.
21823 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21825 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21827 2007-02-15 Nick Clifton <nickc@redhat.com>
21829 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21830 order to prevent it from being munged by the target.
21832 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21834 * config/i386/i386.md: Remove misleading comment.
21836 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21838 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21839 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21842 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21844 * tree-sra.c (instantiate_missing_elements): Canonicalize
21846 (sra_build_assignment): New.
21847 (generate_copy_inout, generate_element_copy,
21848 generate_element_zero, generate_one_element_init): Use it.
21850 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21852 * tree-sra.c (instantiate_missing_elements): Canonicalize
21854 (sra_build_assignment): New.
21855 (generate_copy_inout, generate_element_copy,
21856 generate_element_zero, generate_one_element_init): Use it.
21858 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21860 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21863 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21865 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21866 types as aggregates not scalars.
21867 * function.c (assign_stack_temp_for_type): Likewise.
21869 2007-02-14 Roger Sayle <roger@eyesopen.com>
21870 Zdenek Dvorak <dvorakz@suse.cz>
21872 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21875 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21877 * passes.c (next_pass_1): Clear the next field of the copied
21880 2007-02-14 Richard Henderson <rth@redhat.com>
21882 * tree-sra.c (early_sra): New.
21883 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21884 (tree_sra_early, pass_sra_early): New.
21885 * tree-pass.h (pass_sra_early): Declare.
21886 * passes.c (init_optimization_passes): Use it.
21888 2007-02-14 Richard Guenther <rguenther@suse.de>
21890 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21892 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21894 PR tree-optimization/30771
21895 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21897 (vect_analyze_operations): Induction phis can now be marked as
21899 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21900 Update documentation accordingly.
21902 2007-02-14 Nick Clifton <nickc@redhat.com>
21904 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21905 most 3 arguments are supported.
21906 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21908 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21910 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21911 Ensure dst->current is valid.
21913 2007-02-13 Paul Brook <paul@codesourcery.com>
21915 * config.gcc: Add arm*-*-uclinux-*eabi.
21916 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21917 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21918 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21919 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21920 (LINK_SPEC): Define.
21921 (LIB_SPEC): Define.
21922 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21924 * config/arm/uclinux-eabi.h: New file.
21925 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21926 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21929 2007-02-13 Ian Lance Taylor <iant@google.com>
21931 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21932 * flags.h (warn_strict_overflow): Declare.
21933 (enum warn_strict_overflow_code): Define.
21934 (issue_strict_overflow_warning): New static inline function.
21935 * opts.c (warn_strict_overflow): New variable.
21936 (common_handle_option): Handle OPT_Wstrict_overflow and
21937 OPT_Wstrict_overflow_.
21938 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21940 * fold-const.c: Include intl.h.
21941 (fold_deferring_overflow_warnings): New static variable.
21942 (fold_deferred_overflow_warning): New static variable.
21943 (fold_deferred_overflow_code): New static variable.
21944 (fold_defer_overflow_warnings): New function.
21945 (fold_undefer_overflow_warnings): New function.
21946 (fold_undefer_and_ignore_overflow_warnings): New function.
21947 (fold_deferring_overflow_warnings_p): New function.
21948 (fold_overflow_warning): New static function.
21949 (make_range): Add strict_overflow_p parameter. Change all
21951 (extract_muldiv, extract_muldiv_1): Likewise.
21952 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21953 tree_expr_nonnegative_p.
21954 (fold_negate_expr): Call fold_overflow_warning.
21955 (fold_range_test): Likewise.
21956 (fold_comparison): Likewise.
21957 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21958 instead of tree_expr_nonnegative_p.
21959 (tree_expr_nonnegative_warnv_p): Rename from
21960 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21961 (tree_expr_nonnegative_p): New function.
21962 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21963 strict_overflow_p parameter.
21964 (tree_expr_nonzero_p): New function.
21965 * passes.c (verify_interpass_invariants): New static function.
21966 (execute_one_pass): Call it.
21967 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21969 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21970 (estimate_numbers_of_iterations): Likewise.
21971 (scev_probably_wraps_p): Likewise.
21972 * tree-ssa-ccp.c: Include "toplev.h".
21973 (evaluate_stmt): Defer fold overflow warnings until we know we are
21975 (struct fold_stmt_r_data): Add stmt field.
21976 (fold_stmt_r): Defer fold overflow warnings until we know we
21978 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21979 (fold_stmt_inplace): Likewise.
21980 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21981 (cleanup_control_expr_graph): Defer fold overflow warnings until
21982 we know we are going to optimize.
21983 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21984 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21986 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21987 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21988 * tree-ssa-loop-manip.c (create_iv): Likewise.
21989 * c-typeck.c (build_conditional_expr): Likewise.
21990 (build_binary_op): Likewise.
21991 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21992 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21993 (extract_range_from_unary_expr): Likewise.
21994 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21995 assuming that signed overflow does not occur.
21996 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21997 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21998 (fold_defer_overflow_warnings): Declare.
21999 (fold_undefer_overflow_warnings): Declare.
22000 (fold_undefer_and_ignore_overflow_warnings): Declare.
22001 (fold_deferring_overflow_warnings_p): Declare.
22002 (tree_expr_nonzero_warnv_p): Declare.
22003 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
22004 of warning options.
22005 (Warning Options): Document -Wstrict-overflow.
22006 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
22007 (tree-ssa-ccp.o): Likewise.
22008 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
22009 (fold-const.o): Depend on intl.h.
22011 2007-02-13 Ian Lance Taylor <iant@google.com>
22013 PR middle-end/30751
22014 * lower-subreg.c (resolve_simple_move): Decompose subregs in
22017 2007-02-13 Stuart Hastings <stuart@apple.com>
22019 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
22021 2007-02-13 Richard Henderson <rth@redhat.com>
22023 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
22024 handled_component_p before looking for the indirect_ref.
22026 2007-02-13 Richard Henderson <rth@redhat.com>
22028 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
22029 remove flags clobber.
22030 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
22031 (bswaphi_lowpart): New.
22032 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
22033 remove TARGET_BSWAP test. Delete expander of the same name.
22035 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
22036 (expand_unop): Use them.
22038 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
22040 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
22041 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
22042 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
22043 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
22044 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
22045 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
22046 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
22047 assembler dialect choice from asm templates.
22049 2007-02-12 Richard Henderson <rth@redhat.com>
22051 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
22052 (fixuns_trunc<SSEMODEF>si2): Use it.
22053 * config/i386/sse.md (vec_setv4sf_0): Export.
22054 * config/i386/i386.c (ix86_build_const_vector): Export.
22055 (ix86_split_convert_uns_si_sse): Rename from
22056 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
22057 * config/i386/i386-protos.h: Update.
22059 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22062 * c-typeck.c (c_finish_return): Improve warning message.
22064 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22066 * alias.c (find_symbolic_term): Delete unused function.
22068 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
22070 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22071 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22072 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22074 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22076 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22077 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22078 the function, temporarily point the debug interface to the null one.
22080 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22082 * dwarf2out.c (round_up_to_align): New static function.
22083 (field_byte_offset): Use it to round the offset.
22085 2007-02-12 Richard Henderson <rth@redhat.com>
22087 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22088 (inswl_const): Export.
22090 2007-02-12 Richard Henderson <rth@redhat.com>
22092 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22093 result mode of the libcall, convert back to outmode.
22095 2007-02-12 Roger Sayle <roger@eyesopen.com>
22097 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22098 (bswapdi2): New define_expand to implement 32-bit implementation.
22100 2007-02-12 Nick Clifton <nickc@redhat.com>
22102 * doc/invoke.texi (Overall Options): Document --help=.
22103 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22104 (cc1_options): Pass --help= on to cc1.
22105 (display_help): Add description of --help=.
22106 (process_command): Add code to handle --help=. Allow translated
22107 --help and --target-help switches to be passed on to compiler
22109 (main): Remove unused if statement.
22110 * opts.c (columns): Remove.
22111 (LEFT_COLUMN): Define.
22112 (wrap_help): Add columns argument.
22113 (print_filtered_help): Change parameters to be an include bitmask,
22114 an exclude bitmask, an any bitmask and the column width. Move the
22115 code to display the params list here. Add code to display the
22116 status of options rather than their descriptions if the quiet flag
22118 (print_specific_help): Change parameters to be an include bitmask,
22119 an exclude bitmask and an any bitmask. Move code to look up the
22120 column width here. Decide upon the title for an options listing.
22121 (common_handle_options): Add code to handle --help=. Adapt code
22122 for --help and --target-help to use the revised form of the
22123 print_specific_help function.
22124 (print_help): Delete.
22125 (print_param_help): Delete.
22126 (print_switch): Delete.
22127 * opts.h (cl_lang_count): Add prototype.
22128 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22129 CL_MAX_OPTION_CLASS): New defines.
22130 * optc-gen.awk: Add construction of cl_lang_count.
22131 * c.opt: Add Warning attribute to warning options and Optimization
22132 attribute to optimization options.
22133 * common.opt: Likewise.
22135 Add -fhelp and -ftarget-help as aliases for the transformed --help
22136 and --target-help options.
22137 * opt-functions.awk: Add code to handle Warning and Optimization
22140 2007-02-12 Richard Henderson <rth@redhat.com>
22142 * config/alpha/constraints.md: New file.
22143 * config/alpha/alpha.c: Include tm-constrs.h.
22144 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22145 alpha_extra_constraint): Remove.
22146 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22147 * config/alpha/alpha-protos.h: Update.
22148 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22149 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22150 (EXTRA_CONSTRAINT): Remove.
22151 * config/alpha/alpha.md: Include constraints.md.
22152 (adddi splitter): Use satisfies_constraint_*.
22153 * config/alpha/predicates.md (add_operand): Likewise.
22154 (sext_add_operand, addition_operation): Likewise.
22156 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22158 PR tree-optimization/29145
22159 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22160 in our handling of restrict qualified pointers.
22162 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22165 * doc/invoke.texi (Wunused-value): Update description.
22166 (Wextra): Delete item.
22167 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22168 value of Wunused-value.
22169 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22170 (c_finish_stmt_expr): Don't check extra_warnings.
22171 (emit_side_effect_warnings): The caller is responsible to check
22174 2007-02-11 Roger Sayle <roger@eyesopen.com>
22175 Matt Thomas <matt@3am-software.com>
22177 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22179 2007-02-11 Roger Sayle <roger@eyesopen.com>
22181 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22182 comparisons of POPCOUNT against zero.
22183 (simplify_const_relational_operation): Likewise.
22185 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22187 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22189 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22191 * dwarf2out.c (root_type): Delete unused function.
22193 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22195 * genattrtab.c (contained_in_p): Delete unused function.
22196 (write_expr_attr_cache): Likewise.
22198 2007-02-11 Jan Hubicka <jh@suse.cz>
22200 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22203 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22205 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22206 to add the REG_EQ* note.
22207 * see.c (see_merge_one_use_extension): Likewise.
22208 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22209 turn REG_EQUAL notes into REG_EQUIV notes if the target
22210 register may have more than one set.
22211 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22212 * gcse.c (try_replace_reg): Likewise.
22213 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22214 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22215 more than one REG_EQUIV note.
22216 * reload1.c (gen_reload): Use set_unique_reg_note.
22218 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22220 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22221 (ix86_builtin_conversion): New function.
22223 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22226 * tree.h (DECL_REPLACEABLE_P): New macro.
22227 * except.c (set_nothrow_function_flags): Likewise.
22229 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22230 Ira Rosen <irar@il.ibm.com>
22231 Dorit Nuzman <dorit@il.ibm.com>
22233 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22234 * targhooks.c (default_builtin_vectorized_conversion): New.
22235 * targhooks.h (default_builtin_vectorized_function): New declaration.
22236 * target.h (struct vectorize): Add builtin_conversion field.
22237 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22238 stmt_vec_info_type value.
22239 (vectorizable_conversion): New declaration.
22240 * tree-vect-analyze.c (vect_analyze_operations): Add
22241 vectorizable_conversion call.
22242 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22243 * tree-vect-transform.c (vectorizable_conversion): New function.
22244 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22245 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22247 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22248 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22249 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22250 or ALTIVEC_BUILTIN_VCFSX.
22252 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22255 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22256 CONST_DOUBLE and operand 0 is a hard register.
22257 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22258 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22259 is a hard floating-point register.
22261 2007-02-10 Richard Henderson <rth@redhat.com>
22262 Jakub Jelinek <jakub@redhat.com>
22263 Alexandre Oliva <aoliva@redhat.com>
22265 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22266 * builtin-types.def (BT_WORD): Make unsigned.
22267 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22268 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22269 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22270 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22271 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22272 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22274 * expr.c (emutls_var_address): New.
22275 (expand_expr_real_1): Expand emulated tls.
22276 (expand_expr_addr_expr_1): Likewise.
22277 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22278 * output.h (emutls_finish): Declare.
22279 * toplev.c (compile_file): Call it.
22280 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22281 address before wrapping in CONST.
22282 * varasm.c (emutls_htab, emutls_object_type): New.
22283 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22284 (get_emutls_object_name, get_emutls_object_type): New.
22285 (get_emutls_init_templ_addr, emutls_decl): New.
22286 (emutls_common_1, emutls_finish): New.
22287 (assemble_variable): When emulating tls, swap decls; generate
22288 constructor for the emutls objects.
22289 (do_assemble_alias): When emulating tls, swap decl and target name.
22290 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22292 * varpool.c (decide_is_variable_needed): Look at force_output.
22293 Recurse for emulated tls.
22294 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22295 with decide_is_variable_needed.
22296 * emutls.c: New file.
22297 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22298 tls_object for real tls.
22300 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22302 PR rtl-optimization/29599
22303 * reload1.c (eliminate_regs_in_insn): Take the destination
22304 mode into account when computing the offset.
22306 2007-02-09 Stuart Hastings <stuart@apple.com>
22307 Richard Henderson <rth@redhat.com>
22309 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22310 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22311 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22312 fixuns_truncdfhi2): New.
22313 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22314 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22315 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22316 (floatunssidf2): Allow nonimmediate source.
22317 * config/i386/sse.md (movdi_to_sse): New.
22318 (vec_concatv2di): Drop '*'.
22319 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22320 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22321 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22323 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22324 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22325 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22326 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22327 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22328 ix86_build_const_vector.
22329 (x86_emit_floatuns): Rewrite.
22331 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22333 * genautomata.c (longest_path_length): Delete unused function.
22334 (struct state): Delete unused longest_path_length.
22335 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22336 (get_free_state): Delete unused.
22338 2007-02-09 Jan Hubicka <jh@suse.cz>
22340 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22341 * doc/invoke.texi (inline-unit-growth): Update default value.
22343 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22344 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22345 (rebuild_cgraph_edges): Likewise.
22346 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22347 (dump_cgraph_node): Dump frequencies.
22348 (cgraph_clone_edge): Add frequency scales.
22349 (cgraph_clone_node): Add freuqnecy.
22350 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22351 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22352 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22353 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22354 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22355 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22356 (save_inline_function_body): Likewise.
22357 * ipa-inline.c: inluce rtl.h
22358 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22359 (cgraph_edge_badness): Use frequencies.
22360 (cgraph_decide_recursive_inlining): Update clonning.
22361 (cgraph_decide_inlining_of_small_function): Dump frequency.
22362 * predict.c (estimate_bb_frequencies): Export.
22363 * predict.h (estimate_bb_frequencies): Declare.
22364 * tree-inline.c (copy_bb): Watch overflows.
22365 (expand_call_inline): Update call of cgraph_create_edge.
22366 (optimize_inline_calls): Use TODO flags to update frequnecies.
22367 * passes.h: Include predict.h
22368 (init_optimization_passes): Move profile ahead.
22369 (execute_function_todo): Handle TODO_rebuild_frequencies.
22371 2007-02-09 Roger Sayle <roger@eyesopen.com>
22373 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22374 the insbl or inswl pattern into a register.
22376 2007-02-09 Roger Sayle <roger@eyesopen.com>
22378 * config/ia64/ia64.md (bswapdi2): New define_insn.
22380 2007-02-09 Richard Henderson <rth@redhat.com>
22382 * config/i386/constraints.md (Ym): New constraint.
22383 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22384 (movdi_1_rex64): Split sse and xmm general register moves from
22385 memory move alternatives. Use conditional register constraints.
22386 (movsf_1, movdf_integer): Likewise.
22387 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22388 (movdf_integer_rex64): New.
22389 (pushsf_rex64): Fix output constraints.
22390 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22391 (sse2_stored): Likewise.
22392 (sse2_storeq_rex64): New.
22393 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22394 amd and not generic.
22395 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22396 for optimize_size. Remove SF/DFmode hack.
22398 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22400 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22403 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22404 Richard Sandiford <richard@codesourcery.com>
22406 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22407 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22408 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22409 m68k/t-mlib to tmake_file.
22410 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22411 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22412 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22413 Allow it to be cf or m68k. Set m68k_arch_family. If that
22414 variable is not empty, add t-$m68k_arch_family to tmake_file.
22415 Add t-mlibs to tmake_file.
22416 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22417 * config/m68k/t-cf: New file.
22418 * config/m68k/t-m68k: Likewise.
22419 * config/m68k/t-mlibs: Likewise.
22420 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22421 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22422 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22423 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22424 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22426 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22427 (INSTALL_LIBGCC): Delete.
22428 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22429 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22430 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22431 (M68K_MLIB_CPU): Define.
22432 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22433 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22434 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22436 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22437 Richard Guenther <rguenther@suse.de>
22439 PR middle-end/23361
22440 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22441 against INT_MIN/INT_MAX.
22442 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22443 file if a loop is removed.
22445 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22447 * calls.c (store_one_arg): Pass correct alignment to
22448 emit_push_insn for non-BLKmode values.
22449 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22450 unaligned stack slot via a suitably aligned slot.
22452 2007-02-08 DJ Delorie <dj@redhat.com>
22454 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22456 (legal_subregs): Use unsigned char, make const.
22457 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22459 2007-02-08 Paul Brook <paul@codesourcery.com>
22461 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22462 special interworking needed.
22464 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22466 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22467 conditional to __SSE2__.
22468 (Entries below should have been added to first ChangeLog
22469 entry for amdfam10 dated 2007-02-05)
22470 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22472 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22474 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22477 2007-02-08 DJ Delorie <dj@redhat.com>
22479 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22480 * config/m32c/m32c.c (legal_subregs): New.
22481 (m32c_illegal_subreg_p): New.
22482 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22483 unsupported subregs of hard regs.
22485 2007-02-08 Jan Hubicka <jh@suse.cz>
22487 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22488 the same one; always update histograms.
22490 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22492 * passes.c (init_optimization_passes): Tidy comment.
22494 2007-02-08 Roger Sayle <roger@eyesopen.com>
22496 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22497 strip zero_extend, bswap and rotates from POCOUNT's argument.
22498 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22499 zero_extend and rotates from PARITY's argument.
22500 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22501 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22502 of an integer constant at compile-time.
22504 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22507 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22509 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22512 * tree-ssa-live.c (remove_unused_locals): Do not remove
22513 TREE_ADDRESSABLE variables.
22514 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22515 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22516 FOR_CLOBBER. Update all users.
22517 If VAR has an associated alias set, add a virtual operand for
22518 it if no alias is found to conflict with the memory reference.
22520 2007-02-07 Jan Hubicka <jh@suse.cz>
22521 Robert Kidd <rkidd@crhc.uiuc.edu>
22523 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22525 2007-02-07 Ian Lance Taylor <iant@google.com>
22527 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22529 2007-02-07 Roger Sayle <roger@eyesopen.com>
22531 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22532 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22533 tablejumpdi, movsi_to_cr_one): Remove constraints from
22534 define_expand's match_operands.
22536 2007-02-07 Roger Sayle <roger@eyesopen.com>
22538 * global.c (compute_regsets): Move declatation of "i" inside of
22539 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22541 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22544 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22545 of INDIRECT_REF <RESULT_DECL>.
22547 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22549 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22550 Kaz Kojima <kkojima@gcc.gnu.org>
22553 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22555 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22557 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22559 * doc/loop.texi: Document possibility not to perform disambiguation
22560 of loops with multiple latches.
22561 * cfgloopmanip.c (alp_enum_p): Removed.
22562 (add_loop): Handle subloops. Use get_loop_body_with_size.
22563 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22564 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22565 the new forwarder block.
22566 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22567 Handle the case latch is NULL.
22568 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22569 modifications when marking loop exits.
22570 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22572 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22573 disambiguate_loops_with_multiple_latches.
22574 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22575 before fix_loop_structure.
22576 * cfgloop.c: Include pointer-set.h and output.h.
22577 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22578 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22579 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22580 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22581 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22582 disambiguate_multiple_latches, get_loop_body_with_size,
22583 disambiguate_loops_with_multiple_latches): New functions.
22584 (flow_loop_dump): Dump multiple latch edges.
22585 (flow_loop_nodes_find): Handle loops with multiple latches.
22586 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22587 (glb_enum_p): Modified.
22588 (get_loop_body): Use get_loop_body_with_size.
22589 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22590 (AVOID_CFG_MODIFICATIONS): New constant.
22591 (disambiguate_loops_with_multiple_latches, add_loop,
22592 get_loop_body_with_size): Declare.
22593 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22595 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22597 PR inline-asm/28686
22598 * global.c (compute_regsets): New function.
22599 (global_alloc): Refactored ELIMINABLE_REGSET
22600 and NO_GLOBAL_ALLOC_REGS computation out.
22601 (rest_of_handle_global_alloc): Call compute_regsets()
22602 for non-optimizing case.
22604 2007-02-06 Richard Henderson <rth@redhat.com>
22606 * config/i386/constraints.md (Y2): Rename from Y.
22607 (Yi): New constraint.
22608 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22609 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22610 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22611 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22612 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22613 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22614 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22615 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22616 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22617 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22618 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22619 vec_extractv2si_1): Change Y constraints to Y2.
22620 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22621 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22622 Change Y constraints to Y2.
22623 (sse2_loadld): Change Y constraints to x.
22625 2007-02-06 Roger Sayle <roger@eyesopen.com>
22627 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22628 (parity<mode>2): New define_expand using rs6000_emit_parity.
22629 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22630 rs6000_emit_parity): New functions.
22631 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22632 rs6000_emit_parity): Prototype here.
22634 2007-02-06 Ian Lance Taylor <iant@google.com>
22636 * lower-subreg.c (simple_move_operand): Reject CONST.
22637 (resolve_clobber): Call validate_change rather than directly
22638 assigning to XEXP (pat, 0).
22640 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22642 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22643 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22644 (tree-cfg.o): Remove hashtab.h dependency.
22646 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22647 (struct ivopts_data): Change niters to pointer_map_t.
22648 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22649 (niter_for_exit): Create pointer_map on demand. Change for
22651 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22652 (free_loop_data): Destroy data->niters if created and reset field.
22653 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22654 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22656 * tree-ssa-reassoc.c: Include pointer-set.h.
22657 (bb_rank): Change to long *.
22658 (operand_rank): Change to pointer_map_t.
22659 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22660 (insert_operand_rank): Accept long.
22661 (operand_entry_hash, operand_entry_eq): Remove.
22662 (get_rank): Return long. Adjust for changes above.
22663 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22665 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22667 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22668 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22669 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22671 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22672 directly since it cannot be NULL.
22673 (get_vi_for_tree): Rewrite for pointer_map API.
22674 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22675 (init_alias_vars): Create vi_for_tree as pointer_map.
22676 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22678 * tree-cfg.c: Don't include hashtab.h.
22679 (edge_to_cases): Declare as pointer_map.
22680 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22682 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22683 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22684 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22686 (record_switch_edge): Delete.
22687 (get_cases_for_edge): Adjust for pointer_map API, inline
22688 record_switch_edge (rewritten for new API), remove goto.
22690 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22692 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22693 * tree-nested.c: Include pointer-set.h.
22694 (var_map_elt, var_map_eq, var_map_hash): Delete.
22695 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22696 to pointer_map_t's.
22697 (nesting_info_bitmap_obstack): New.
22698 (lookup_field_for_decl): Adjust for pointer_map API.
22699 (lookup_tramp_for_decl): Adjust for pointer_map API.
22700 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22701 (get_local_debug_decl): Adjust for pointer_map API.
22702 (convert_nl_goto_reference): Adjust for pointer_map API.
22703 (convert_nl_goto_receiver): Adjust for pointer_map API.
22704 (create_nesting_tree): Create outside GGC space. Create bitmap on
22705 the new obstack. Create field_map and var_map as pointer_maps.
22706 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22708 (lower_nested_functions): Move root here, no need to NULL it.
22709 Initialize and release the obstack.
22711 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22713 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22714 Remove prototypes and make them non-static.
22715 (struct tree_int_map): Remove.
22716 * tree.h (struct tree_int_map): Move here, turning TO into an
22718 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22720 * tree.h (TREE_COMPLEXITY): Remove.
22721 (struct tree_exp): Remove complexity field.
22722 * tree.c (build1_stat): Don't set it.
22724 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22725 Victor Kaplansky <victork@il.ibm.com>
22727 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22728 (vect_is_simple_reduction): Support reduction with induction as
22729 one of the operands.
22730 (vect_is_simple_iv_evolution): Fix formatting.
22731 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22732 formatting. Don't mark induction phis for vectorization.
22733 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22734 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22735 (vect_get_vec_def_for_operand): Support induction.
22736 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22738 (vectorizable_reduction): Support reduction with induction as one of
22740 (vectorizable_type_demotion): Use def-type of stmt argument rather
22741 than dummy def-type.
22743 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22744 flag_tree_scev_cprop.
22745 * common.opt (tree-scev-cprop): New flag.
22747 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22748 call to vect_get_new_vect_var.
22750 2007-02-06 Ira Rosen <irar@il.ibm.com>
22752 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22753 vectype is not NULL.
22754 (vect_pattern_recog_1): Likewise.
22756 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22758 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22759 (fold_negate_expr): Likewise.
22761 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22764 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22765 even if cv-qualification is the same.
22767 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22769 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22770 __enable_execute_stack on completion.
22772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22774 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22775 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22776 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22777 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22778 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22779 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22780 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22781 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22785 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22786 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22787 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22788 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22789 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22790 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22791 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22792 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22793 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22794 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22795 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22796 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22797 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22798 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22799 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22800 sqrtextenddfxf2_i387): Added amdfam10_decode.
22802 * config/i386/athlon.md (athlon_idirect_amdfam10,
22803 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22804 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22805 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22806 athlon_ivector_store_amdfam10): New define_insn_reservation.
22807 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22812 * config/i386/athlon.md (athlon_call_amdfam10,
22813 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22814 define_insn_reservation.
22815 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22816 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22817 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22819 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22821 * config/i386/athlon.md (athlon_sseld_amdfam10,
22822 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22823 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22825 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22827 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22828 define_insn_reservation.
22829 * config/i386/i386.md (sseins): Added sseins to define_attr type
22830 and define_attr unit.
22831 * config/i386/sse.md: Set type attribute to sseins for insertq
22834 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22836 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22837 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22838 ssecomi_load_amdfam10, ssecomi_amdfam10,
22839 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22840 define_insn_reservation.
22841 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22843 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22845 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22846 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22847 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22848 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22849 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22850 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22851 define_insn_reservation.
22853 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22854 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22855 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22856 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22857 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22859 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22861 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22862 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22863 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22864 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22865 athlon_ssemul_load_k8): Added amdfam10.
22867 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22869 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22870 (x86_sse_unaligned_move_optimal): New variable.
22872 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22874 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22875 for unaligned vector SSE double/single precision loads for AMDFAM10.
22877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22879 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22880 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22881 Define TARGET_CPU_DEFAULT_amdfam10.
22882 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22883 (processor_type): Add PROCESSOR_AMDFAM10.
22885 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22886 processor_type in config/i386/i386.h.
22887 Enable imul peepholes for TARGET_AMDFAM10.
22889 * config.gcc: Add support for --with-cpu option for amdfam10.
22891 * config/i386/i386.c (amdfam10_cost): New variable.
22892 (m_AMDFAM10): New macro.
22893 (m_ATHLON_K8_AMDFAM10): New macro.
22894 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22895 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22896 x86_promote_QImode, x86_integer_DFmode_moves,
22897 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22898 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22899 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22900 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22901 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22902 Enable/disable for amdfam10.
22903 (override_options): Add amdfam10_cost to processor_target_table.
22904 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22905 processor_alias_table.
22906 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22907 (ix86_adjust_cost): Add code for amdfam10.
22909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22911 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22912 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22913 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22914 * config/i386/i386.h: Add builtin definition for SSE4A.
22915 * config/i386/i386.md: Add support for ABM instructions
22916 (popcnt and lzcnt).
22917 * config/i386/sse.md: Add support for SSE4A instructions
22918 (movntss, movntsd, extrq, insertq).
22919 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22920 Add -march=amdfam10 flag.
22921 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22922 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22924 * doc/extend.texi: Add documentation for SSE4A builtins.
22926 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22928 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22930 2007-02-05 Richard Guenther <rguenther@suse.de>
22932 * tree-vectorizer.h (vectorizable_function): Add argument type
22933 argument, change return type.
22934 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22935 * tree-vect-transform.c (vectorizable_function): Handle extra
22936 argument, return vectorized function decl.
22937 (build_vectorized_function_call): Remove.
22938 (vectorizable_call): Handle calls with result and argument types
22939 differing. Handle loop vectorization factor correctly.
22940 * targhooks.c (default_builtin_vectorized_function): Adjust for
22942 * targhooks.h (default_builtin_vectorized_function): Likewise.
22943 * target.h (builtin_vectorized_function): Add argument type
22945 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22946 extra argument, allow vectorizing of lrintf.
22947 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22948 documentation of target hook.
22950 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22953 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22954 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22955 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22957 2007-02-05 Roger Sayle <roger@eyesopen.com>
22959 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22960 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22961 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22962 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22963 before canonicalizing sincos to cexpi.
22964 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22966 2007-02-05 Roger Sayle <roger@eyesopen.com>
22968 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22969 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22970 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22972 2007-02-05 Roger Sayle <roger@eyesopen.com>
22974 * mips-tfile.c (initialize_init_file): Correct endianness test.
22976 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22978 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22979 the 'y' constraint.
22981 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22983 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22984 saves in a PARALLEL before the register assignments.
22986 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22988 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22989 DWARF_FRAME_RETURN_COLUMN to be a general register.
22990 * dwarf2out.c (init_return_column_size): New function, split from...
22991 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22992 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22993 to be nongeneral registers.
22994 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22996 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22997 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22999 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23001 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
23003 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23005 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
23006 (remove_path): Use can_remove_branch_p and remove_branch instead
23007 of loop_delete_branch_edge.
23008 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
23009 (tree_transform_and_unroll_loop): Remove dead branches immediately.
23010 Update profile using scale_dominated_blocks_in_loop.
23011 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
23012 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
23013 (can_remove_branch_p, remove_branch): Declare.
23014 * tree-cfg.c (tree_can_remove_branch_p): New function.
23015 (tree_cfg_hooks): Add tree_can_remove_branch_p.
23016 * cfgrtl.c (rtl_can_remove_branch_p): New function.
23017 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
23019 2007-02-05 Jan Hubicka <jh@suse.cz>
23021 PR middle-end/30696
23022 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
23023 nodes in cgraph, don't remove offline copy of the function.
23025 2007-02-04 Jan Hubicka <jh@suse.cz>
23027 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
23028 vectors might cause maybe_lookup_element_for_expr to be called
23029 on non-sra-candidate.
23031 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23033 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
23034 config/bfin/bfin.md, config/bfin/predicates.md: Follow
23035 spelling conventions.
23037 2007-02-04 Richard Guenther <rguenther@suse.de>
23039 PR middle-end/30636
23040 * fold-const.c (try_move_mult_to_index): Make sure to not
23041 overflow one dimension of a multi-dimensional array access.
23043 2007-02-04 Jan Hubicka <jh@suse.cz>
23045 * passes.c (init_optimization_passes): Reindent.
23047 2007-02-04 Jan Hubicka <jh@suse.cz>
23048 Eric Botcazou <ebotcazou@adacore.com>
23050 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
23051 (execute_fixup_cfg): Break out the abnormal goto code.
23052 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
23053 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
23054 (optimize_inline_calls): Call make_nonlocal_label_edges.
23056 2007-02-04 Jan Hubicka <jh@suse.cz>
23058 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
23059 true when something was changed.
23060 (rename_ssa_copies): When something was changed, do
23061 TODO_remove_unused_locals.
23062 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23063 add TODO_remove_unused_locals when instruction was removed.
23065 2007-02-04 Jan Hubicka <jh@suse.cz>
23067 * ipa-inline.c (try_inline): Improve debug output; work on already
23069 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
23070 call try_inline for already inlined edges too when flattening;
23071 inline also functions that make callee growth but overall unit size
23074 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23076 * config/m32c/bitops.md, config/m32c/jump.md,
23077 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23078 config/m32r/m32r.h, config/m32r/m32r.md,
23079 config/m32r/predicates.md, config/m68hc11/larith.asm,
23080 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23081 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23082 config/mips/mips-protos.h, config/mips/mips.c,
23083 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23084 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23085 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23086 spelling conventions.
23088 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23089 Follow spelling conventions.
23091 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23093 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23094 warn about C++0x compatibility.
23096 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23098 * config/h8300/h8300.c, config/h8300/h8300.h,
23099 config/h8300/h8300.md: Follow spelling conventions.
23101 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23103 PR middle-end/30667
23104 * combine.c (try_combine): Do not substitute source operand
23105 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23107 2007-02-03 Jan Hubicka <jh@suse.cz>
23109 PR gcov-profile/30650
23110 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23111 do not divide by zero for never executed counters.
23112 (tree_find_values_to_profile): Fix counters.
23113 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23115 2007-02-03 Ian Lance Taylor <iant@google.com>
23117 * lower-subreg.c (simple_move_operand): New static function,
23118 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23120 (simple_move): Call simple_move_operand.
23121 (find_decomposable_subregs): Add special handling of MEMs.
23122 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23123 meaning of return value. If we see a hard register, test whether
23124 it can store a word_mode value. Change all callers.
23126 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23128 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23129 ftrapv insns and expanders.
23130 (subdi3): Change define_expand operand 1 to arith11_operand, and
23131 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23132 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23133 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23136 PR middle-end/30174
23137 * varasm.c (notice_global_symbol): Treat global objects as weak when
23138 flag_shlib is true.
23140 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23142 * emit-rtl.c (dconstpi): Delete.
23143 (dconstsqrt2): New.
23144 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23145 * real.h (dconstpi): Delete.
23146 (dconstsqrt2): New.
23147 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23148 (fold_builtin_hypot): Likewise.
23150 2007-02-03 Tom Tromey <tromey@redhat.com>
23153 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23154 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23156 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23158 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23159 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23160 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23161 config/rs6000/cell.md, config/rs6000/darwin.h,
23162 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23163 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23164 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23165 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23166 typos. Follow spelling conventions.
23167 * doc/invoke.texi: Follow spelling conventions.
23169 2007-02-03 Roger Sayle <roger@eyesopen.com>
23171 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23172 canonicalization transformations that attempt to simplify integer
23173 constant comparisons to become comparisons against zero.
23175 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23177 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23179 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23180 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23182 2007-02-02 Mike Stump <mrs@apple.com>
23184 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23185 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23186 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23187 generate a branch island.
23189 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23191 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23192 (xtensa_legitimate_address_p): New.
23193 (xtensa_legitimize_address): New.
23194 (xtensa_output_addr_const_extra): New.
23195 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23197 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23198 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23199 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23200 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23201 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23202 (xtensa_legitimize_address): New.
23203 (xtensa_output_addr_const_extra): New.
23205 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23207 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23209 2007-02-02 Ian Lance Taylor <iant@google.com>
23211 * expmed.c (expand_divmod): Add comment.
23213 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23215 * emit-rtl.c (renumber_insns): Remove.
23216 * flags.h: Remove the extern for flag_renumber_insns.
23217 * rtl.h: Remove the prototype for renumber_insns.
23218 * toplev.c (flag_renumber_insns): Remove.
23220 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23222 Revert for x86 darwin:
23223 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23225 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23226 code before the following patch under TARGET_MACHO.
23227 (ix86_function_value_regno_p): Likewise.
23229 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23231 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23234 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23237 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23238 loads to general or fp registers. Add comments.
23239 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23241 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23243 * pointer-set.c (insert_aux): Only return insertion slot.
23244 (pointer_set_insert): Adjust.
23245 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23246 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23247 pointer_map_traverse): New.
23248 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23249 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23250 pointer_map_contains, pointer_map_traverse): Declare.
23252 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23254 PR middle-end/30473
23255 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23256 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23258 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23260 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23262 (struct _dep): New type.
23263 (dep_t): New typedef.
23264 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23265 (DEP_STATUS): New access macro. The macro with the same name was
23266 renamed to DEP_LINK_STATUS.
23267 (dep_init): Declare function
23269 (struct _dep_link): New type.
23270 (dep_link_t): New typedef.
23271 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23272 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23273 (DEP_LINK_STATUS): New macro.
23274 (debug_dep_links): New debug function.
23276 (struct _deps_list): New type.
23277 (deps_list_t): New typedef.
23278 (DEPS_LIST_FIRST): New access macro.
23279 (FOR_EACH_DEP_LINK): New cycle macro.
23280 (create_deps_list, free_deps_list, delete_deps_list): Declare
23282 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23283 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23284 (copy_deps_list_change_con): Ditto.
23286 (move_dep_link): Declare function.
23288 (struct _dep_node): New type.
23289 (dep_node_t): New typedef.
23290 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23292 (struct haifa_insn_data.back_deps): New field to hold backward
23293 dependencies of the insn.
23294 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23296 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23297 Change its type to deps_list_t.
23298 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23299 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23300 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23302 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23304 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23306 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23308 (dep_cost): Declare.
23310 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23311 (ds_to_dk, dk_to_ds): New functions.
23313 (init_dep_1): New static function.
23314 (init_dep): New function.
23315 (copy_dep): New static function.
23317 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23319 (detach_dep_link): New static function.
23320 (move_dep_link): New function.
23322 (dep_links_consistent_p, dump_dep_links): New static functions.
23323 (debug_dep_links): New debugging function.
23325 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23327 (alloc_deps_list, init_deps_list): New static functions.
23328 (create_deps_list): New function.
23329 (clear_deps_list): New static function.
23330 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23331 (deps_list_consistent_p, dump_deps_list): New static functions.
23332 (debug_deps_list): New function.
23333 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23335 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23337 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23338 use new scheduler dependencies lists.
23339 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23340 (sched_analyze): Ditto. Initialize dependencies lists.
23341 (add_forw_dep, compute_forward_dependences): Update to use new
23342 scheduler dependencies lists.
23344 (init_dependency_caches): Init deps_obstack.
23345 (free_dependency_caches): Free deps_obstack.
23347 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23348 new scheduler dependencies lists.
23349 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23350 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23352 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23353 Update to use new scheduler dependencies lists.
23354 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23355 (debug_dependencies): Ditto.
23356 (schedule_region): Update comments.
23358 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23359 scheduler dependencies lists.
23360 (schedule_ebb): Update comments.
23362 * rtl.def (DEPS_LIST): Remove.
23364 * lists.c (unused_deps_list): Remove.
23365 (free_list): Update assertions.
23367 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23368 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23370 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23371 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23373 * haifa-sched.c (comments): Update.
23374 (insn_cost1): Remove. Inline the code into insn_cost ().
23375 (insn_cost): Update to use new scheduler dependencies lists. Move
23376 processing of the dependency cost to dep_cost ().
23377 (dep_cost): New function. Use it instead of insn_cost () when
23378 evaluating cost of the dependency. Use compatible interface to
23379 interact with the target.
23380 (priority): Update to use new scheduler dependencies lists.
23381 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23382 with greater number of insns that depend on the insn.
23383 (schedule_insn): Update to use new scheduler dependencies lists. Add
23384 code to free backward dependencies lists. Inline and optimize code
23385 from resolve_dep () - see PR28071.
23386 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23387 lists. Update call to targetm.sched.is_costly_dependence hook.
23389 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23390 scheduler dependencies lists.
23392 (resolve_dep): Remove. Move the logic to schedule_insn ().
23393 (init_h_i_d): Initialize dependencies lists.
23395 (process_insn_depend_be_in_spec): Rename to
23396 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23397 dependencies lists.
23398 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23399 Update to use new scheduler dependencies lists.
23400 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23402 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23403 new scheduler dependencies lists.
23404 (build_intra_loop_deps): Ditto.
23406 * target.h (struct _dep): Declare to use in
23407 gcc_target.sched.is_costly_dependence.
23408 (struct gcc_target.sched.adjust_cost): Fix typo.
23409 (struct gcc_target.sched.is_costly_dependence): Change signature to
23410 use single dep_t parameter instead of an equivalent triad.
23411 (struct gcc_target.sched.adjust_cost_2): Remove.
23413 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23415 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23417 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23419 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23421 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23422 (REG_DEP_TRUE): Document.
23424 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23425 Change signature to correspond to the targetm.sched.adjust_cost hook.
23426 Update use in TARGET_SCHED_ADJUST_COST_2.
23427 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23428 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23429 new scheduler dependencies lists.
23430 (ia64_gen_check): Ditto.
23432 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23433 scheduler dependencies lists.
23435 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23436 signature to correspond to the targetm.sched.is_costly_dependence hook.
23437 (is_costly_group): Update to use new scheduler dependencies lists.
23439 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23440 instead of INSN_COST () macro.
23442 2007-02-01 Ian Lance Taylor <iant@google.com>
23444 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23446 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23448 * pa.md (tp_load): Correct mfctl instruction syntax.
23450 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23452 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23453 altivec_padding_size calculation on AIX. Improve comment, add
23454 assert to verify that it's right.
23456 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23459 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23461 PR inline-asm/28686
23462 * global.c (global_alloc): Add mising initialization of
23465 2007-02-01 Roger Sayle <roger@eyesopen.com>
23467 * alias.c (init_alias_analysis): Correct whitespace.
23468 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23469 partition_hot_cold_basic_blocks): Likewise.
23470 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23471 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23472 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23473 fold_builtin_snprintf_chk, fold_builtin_printf,
23474 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23475 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23476 * cfgcleanup.c (cleanup_cfg): Likewise.
23477 * cfgexpand.c (tree_expand_cfg): Likewise.
23478 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23479 * function.c (get_next_funcdef_no): Likewise.
23480 * gengtype.c (main): Likewise.
23481 * genmodes.c (main): Likewise.
23482 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23483 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23484 * ifcvt.c (noce_emit_move_insn): Likewise.
23485 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23487 * stor-layout.c (get_best_mode): Likewise.
23488 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23489 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23490 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23491 perform_var_substitution, solve_graph): Likewise.
23492 * tree-vrp.c (vrp_finalize): Likewise.
23494 2007-02-01 Ian Lance Taylor <iant@google.com>
23496 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23497 high part of a paradoxical subreg, return a constant zero.
23499 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23501 * toplev.c (lang_dependent_init): Call init_set_costs.
23502 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23504 2007-02-01 Richard Guenther <rguenther@suse.de>
23506 PR middle-end/30656
23507 * fold-const.c (fold_negate_expr): Allow negating a
23508 constant if overflow does not change.
23510 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23512 * doc/c-tree.texi (Expression trees): Improve markup.
23513 * doc/tm.texi (Register Classes, Addressing Modes)
23514 (Floating Point): Fix spacing after abbreviations. Fix some
23517 2007-02-01 Ben Elliston <bje@au.ibm.com>
23519 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23520 * doc/contrib.texi: Likewise.
23521 * doc/install.texi: Likewise.
23523 2007-01-31 Richard Henderson <rth@redhat.com>
23524 Ian Lance Taylor <iant@google.com>
23526 * lower-subreg.c: New file.
23527 * rtl.def (CONCATN): Define.
23528 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23529 pass_lower_subreg2.
23530 * emit-rtl.c (update_reg_offset): New static function, broken out
23531 of gen_rtx_REG_offset.
23532 (gen_rtx_REG_offset): Call update_reg_offset.
23533 (gen_reg_rtx_offset): New function.
23534 * regclass.c: Revert patch of 2006-03-05, restoring
23536 (clear_reg_info_regno): New function.
23537 * dwarf2out.c (concatn_loc_descriptor): New static function.
23538 (loc_descriptor): Handle CONCATN.
23539 * common.opt (fsplit_wide_types): New option.
23540 * opts.c (decode_options): Set flag_split_wide_types when
23542 * timevar.def (TV_LOWER_SUBREG): Define.
23543 * rtl.h (gen_reg_rtx_offset): Declare.
23544 (reg_scan_update): Declare.
23545 * regs.h (clear_reg_info_regno): Declare.
23546 * tree-pass.h (pass_lower_subreg): Declare.
23547 (pass_lower_subreg2): Declare.
23548 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23549 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23550 -fsplit-wide-types.
23551 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23552 * Makefile.in (OBJS-common): Add lower-subreg.o.
23553 (lower-subreg.o): New target.
23555 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23557 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23559 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23562 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23564 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23566 PR middle-end/29335
23567 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23569 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23571 * cfgloop.h: Include vec-prim.h.
23572 (enum li_flags): Remove LI_ONLY_OLD.
23573 (loop_iterator): Changed.
23574 (fel_next, fel_init): Iterate over loop tree.
23575 (FOR_EACH_LOOP_BREAK): New macro.
23576 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23578 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23579 * modulo-sched.c (sms_schedule): Ditto.
23580 * tree-vectorizer.c (vectorize_loops): Ditto.
23581 * doc/loop.texi: Update information on loop numbering and behavior of
23582 FOR_EACH_LOOP wrto new loops.
23583 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23584 add_to_evolution_1): Test nestedness of loops instead of comparing
23586 * tree-chrec.c (chrec_fold_plus_poly_poly,
23587 chrec_fold_multiply_poly_poly, chrec_evaluate,
23588 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23589 reset_evolution_in_loop): Ditto.
23590 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23592 2007-01-31 Dirk Mueller <dmueller@suse.de>
23594 * c-common.c (warn_about_parentheses): Separate warning about
23595 un-parenthized sequence of comparison operators from the one
23596 which is supposed to warn about x <= y <= z.
23598 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23600 * optabs.h (enum optab_index): Add new OTI_isinf.
23601 (isinf_optab): Define corresponding macro.
23602 * optabs.c (init_optabs): Initialize isinf_optab.
23603 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23605 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23606 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23608 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23609 expand_builtin_interclass_mathfn.
23610 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23611 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23612 (fxam<mode>2_i387): New insn pattern.
23613 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23614 built-in functions as x87 inline asm.
23616 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23618 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23620 2007-01-30 Eric Christopher <echristo@apple.com>
23622 * config.gcc: Add geode.
23624 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23626 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23627 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23628 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23629 value-prof.c: Fix comment typos.
23631 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23634 * doc/invoke.texi (Wpointer-arith): Document warning.
23636 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23638 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23639 the list of discrepancies from the draft TR.
23641 2007-01-30 Dirk Mueller <dmueller@suse.de>
23644 * doc/invoke.texi (-Wreturn-type): Update description to
23645 match new behavior.
23647 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23649 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23651 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23653 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23654 to handle optabs that operate on floating point input argument and
23655 output to integer output.
23656 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23657 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23658 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23659 expand_builtin_interclass_mathfn ().
23660 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23661 (ilogbsi2): Remove.
23662 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23663 ilogbl built-in functions as x87 intrinsics.
23665 2007-01-30 Richard Guenther <rguenther@suse.de>
23667 PR middle-end/27657
23668 * dwarf2out.c (reference_to_unused): Query varpool if the
23669 variable was output.
23671 2007-01-30 Richard Guenther <rguenther@suse.de>
23673 PR middle-end/30313
23674 * passes.c (execute_one_pass): Reset in_gimple_form to not
23675 confuse non-unit-at-a-time mode.
23677 2007-01-29 Roger Sayle <roger@eyesopen.com>
23678 Richard Guenther <rguenther@suse.de>
23680 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23681 avoid undefined behaviour on overflow. Use force_fit_type_double
23682 to construct the constant with the specified TREE_OVERFLOW.
23684 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23686 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23687 * config/dfp-bit.h: Ditto.
23689 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23691 * c-decl.c (pop_scope): Replace warnings with call to
23692 warn_for_unused_label.
23693 * c-common.h (warn_for_unused_label): Declare.
23694 * c-common.c (warn_for_unused_label): Define.
23696 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23698 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23701 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23703 * Makefile.in (USER_H): Remove decfloat.h.
23704 * ginclude/decfloat.h: Delete, moving contents to ...
23705 * ginclude/float.h: Add support for decimal floating point,
23706 guarded by __STDC_WANT_DEC_FP__.
23708 2007-01-29 Mike Stump <mrs@apple.com>
23710 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23711 Analysis and Representation to resolve case insensitive conflict.
23712 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23714 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23716 * tree.h (struct tree_memory_tag): Add aliases member.
23717 (MTAG_ALIASES): New macro.
23718 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23719 (add_may_alias): Remove pointer-set. Update for may_aliases being
23721 (mark_aliases_call_clobbered): Update for may_aliases being a
23723 (compute_tag_properties): Ditto.
23724 (create_partition_for): Ditto.
23725 (compute_memory_partitions): Ditto.
23726 (dump_may_aliases_for): Ditto.
23727 (is_aliased_with): Ditto.
23728 (add_may_alias_for_new_tag): Ditto.
23729 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23730 (compute_is_aliased): New function.
23731 (compute_may_aliases): Call compute_is_aliased).
23732 (init_alias_info): Initialize alias_bitmap_obstack.
23733 (union_alias_set_into): New function.
23734 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23735 (have_common_aliases_p): Rewrite to take two bitmaps and use
23737 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23738 Update for bitmaps.
23739 (finalize_ref_all_pointers): Update for add_may_alias changes.
23740 (new_type_alias): Ditto.
23741 * tree-flow-inline.h (may_aliases): Return a bitmap.
23742 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23743 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23744 may_aliases being a bitmap.
23745 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23746 may_aliases now returns a bitmap.
23747 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23749 * tree-ssa-operands.c (add_virtual_operand): Update for
23750 may_aliases being a bitmap.
23752 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23754 PR tree-optimization/30630
23755 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23756 variable as changed.
23758 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23761 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23762 expanded only once even if an error occurs.
23764 2007-01-29 Ben Elliston <bje@au.ibm.com>
23766 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23767 (__gcov_average_profiler): Likewise.
23768 (__gcov_ior_profiler): Likewise.
23769 (__gcov_merge_ior): Likewise.
23771 2007-01-28 Jan Hubicka <jh@suse.cz>
23773 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23774 * value-prof.c (stringop_block_profile): Likewise.
23776 2007-01-28 Jan Hubicka <jh@suse.cz>
23778 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23779 Add variant handling histograms; add wrapper.
23780 (clear_storage_via_libcall): Export.
23781 (emit_block_move_hints): Break out from ...; add histograms.
23782 (emit_block_move): ... this one.
23783 (clear_storage_hints): Break out from ...; add histograms.
23784 (clear_storage): ... this one.
23785 (set_storage_via_memset): Handle histogram.
23786 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23787 (clear_storage_hints, clear_storage_via_libcall): Declare.
23788 (set_storage_via_setmem): Update prototype.
23789 * doc/md.texi (movmem, setmem): Document new arguments.
23791 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23792 Add new histograms.
23793 (stringop_block_profile): New global function.
23794 (tree_stringops_values_to_profile): Profile block size and alignment.
23795 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23797 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23798 (stringop_block_profile): Declare.
23799 * builtins.c: Include value-prof.h.
23800 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23801 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23802 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23803 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23804 * profile.c (instrument_values): Add new counters.
23805 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23807 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23808 (tree_init_edge_profiler): Build new profilers.
23809 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23810 (pass_tree_profile): Add dump.
23811 (tree_profile_hooks): Update.
23812 * Makefile.in (LIBGCOV): Add new constants.
23813 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23814 __gcov_ior_profiler): New.
23815 * i386.md (movmem/setmem expanders): Add new optional arguments.
23817 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23819 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23821 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23823 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23824 (tree_unswitch_single_loop): Pass eni_size_weights to
23825 tree_num_loop_insns.
23826 * tree-ssa-loop-manip.c: Include tree-inline.h.
23827 (can_unroll_loop_p): Pass eni_size_weights to
23828 tree_num_loop_insns.
23829 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23830 Pass eni_size_weights to estimate_num_insns.
23831 * tree.h (init_inline_once): Export.
23832 * toplev.c (backend_init): Call init_inline_once.
23833 * cgraphunit.c (cgraph_process_new_functions,
23834 cgraph_analyze_function): Pass eni_inlining_weights to
23835 estimate_num_insns.
23836 * ipa-inline.c (compute_inline_parameters): Ditto.
23837 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23838 to estimate_num_insns.
23839 (try_unroll_loop_completely): Pass eni_size_weights to
23840 tree_num_loop_insns.
23841 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23842 ot estimate_num_insns.
23843 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23844 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23845 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23846 eni_time_weights): New variables.
23847 (init_inline_once): Initialize them.
23848 (struct eni_data): Mew.
23849 (estimate_num_insns_1, estimate_num_insns): Use weights.
23850 * tree-inline.h (struct eni_weights_d): New.
23851 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23852 (estimate_num_insns): Declaration changed.
23853 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23854 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23855 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23857 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23859 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23860 relations in the conflict function is valid.
23862 2007-01-27 Ian Lance Taylor <iant@google.com>
23864 * common.opt: Add fstrict-overflow.
23865 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23866 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23867 (TYPE_OVERFLOW_UNDEFINED): Define.
23868 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23870 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23871 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23872 (fold_negate_expr): Likewise.
23873 (make_range): Likewise.
23874 (extract_muldiv_1): Likewise.
23875 (maybe_canonicalize_comparison): Likewise.
23876 (fold_comparison): Likewise.
23877 (fold_binary): Likewise.
23878 (tree_expr_nonnegative_p): Likewise.
23879 (tree_expr_nonzero_p): Likewise.
23880 * tree-vrp.c (compare_values): Likewise.
23881 (extract_range_from_binary_expr): Likewise.
23882 (extract_range_from_unary_expr): Likewise.
23883 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23885 (nowrap_type_p): Likewise.
23886 * tree-scalar-evolution.c (simple_iv): Likewise.
23887 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23888 (build_range_check): Likewise.
23889 (extract_muldiv_1): Likewise.
23890 (fold_comparison): Likewise.
23891 * tree-vrp.c (vrp_int_const_binop): Likewise.
23892 (extract_range_from_unary_expr): Likewise.
23893 * convert.c (convert_to_integer): Likewise.
23894 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23895 (fold_comparison): Likewise.
23896 (fold_binary): Likewise.
23897 * optabs.c (optab_for_tree_code): Likewise.
23898 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23899 * simplify-rtx.c (simplify_const_relational_operation): Check
23900 flag_strict_overflow and flag_trapv.
23901 (simplify_const_relational_operation): Likewise.
23902 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23903 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23906 2007-01-27 Roger Sayle <roger@eyesopen.com>
23908 * tree.c (tree_fold_gcd): Delete.
23909 * tree.h (tree_fold_gcd): Remove prototype.
23910 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23911 test whether one constant integer is a multiple of another. Instead
23912 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23913 * fold-const.c (multiple_of_p): We've determined both TOP and
23914 BOTTOM are integer constants so we can call int_const_binop directly
23915 instead of the more generic const_binop.
23917 2007-01-27 Roger Sayle <roger@eyesopen.com>
23919 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23920 1*X check that the constant hasn't overflowed, to preserve the
23922 (round_up): Provide an efficient implementation when rouding-up an
23923 INTEGER_CST to a power-of-two.
23925 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23927 * doc/sourcebuild.texi: Add comma for clarity.
23928 * doc/extend.texi: Fix some typos.
23929 * doc/passes.texi: Likewise.
23930 * doc/cppinternals.texi: Likewise.
23931 * doc/c-tree.texi: Likewise.
23932 * doc/tree-ssa.texi: Likewise.
23933 * doc/install.texi: Likewise.
23935 2007-01-27 Jan Hubicka <jh@suse.cz>
23937 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23938 (pass_sra): Do not require alias information.
23939 * passes.c (init_optimization_passes): Add SRA
23941 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23943 * tracer.c (rest_of_handle_tracer): We already cleaned
23944 up the CFG in tracer() so don't do it here again.
23945 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23946 cleanup_cfg here, either. And don't call renumber_insns.
23948 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23949 and BB_HEAD are in the insn stream here. Instead make sure
23950 that BB_INSN is valid on all insns. Also, do check here that
23951 there are no pending branch predictions...
23952 (rtl_verify_flow_info): ...instead of doing it here. Checks
23953 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23956 2007-01-26 Roger Sayle <roger@eyesopen.com>
23958 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23959 function to simplify/factorize operand order canonicalization.
23960 (ix86_fixup_binary_operands): Reorganize using the above function.
23961 (ix86_binary_operator_ok): Likewise.
23963 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23965 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23966 file scope from optimize_attrs.
23967 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23969 (optimize_attrs): Clear insn_code_values after freeing it.
23971 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23973 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23974 a parts.base assignment.
23976 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23978 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23979 (compute_subscript_distance, initialize_data_dependence_relation,
23980 finalize_ddr_dependent, analyze_ziv_subscript,
23981 analyze_siv_subscript_cst_affine,
23982 compute_overlap_steps_for_affine_univar,
23983 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23984 analyze_siv_subscript, analyze_miv_subscript,
23985 analyze_overlapping_iterations, subscript_dependence_tester_1,
23986 compute_self_dependence, free_dependence_relation): Work
23987 with affine_fn instead of chrecs.
23988 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23989 common_affine_function, affine_function_base,
23990 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23991 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23992 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23993 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23994 (all_chrecs_equal_p): Removed.
23995 * tree-data-ref.h (affine_fn, conflict_function): New types.
23996 (struct subscript): Change type of conflicting_iterations_in_a
23997 and conflicting_iterations_in_b.
23999 2007-01-26 Steve Ellcey <sje@cup.hp.com>
24002 * config/pa/pa.h (TARGET_HPUX_11): New.
24003 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
24004 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
24006 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
24007 Richard Guenther <rguenther@suse.de>
24009 * tree-ssa-structalias.c (solve_graph): Handle case
24010 we merged the variable to another.
24012 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24014 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
24017 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
24018 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
24020 2007-01-25 DJ Delorie <dj@redhat.com>
24022 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
24023 allow changes to modes which don't fit in those registers.
24025 * reload1.c (choose_reload_regs): Check for invalid subregs before
24026 computing their locations, not after.
24028 2007-01-25 Geoffrey Keating <geoffk@apple.com>
24031 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
24032 save Altivec registers in an eh_return function.
24033 (compute_vrsave_mask): Likewise.
24034 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
24035 for saving Altivec registers.
24036 (rs6000_emit_prologue): Don't allocate stack twice in
24037 eh_return function. Correct expected value of altivec_save_offset
24038 when using save_world. Describe save of R0 to stack when using
24039 save_world. Describe stack pointer adjustment when using
24040 save_world. Remove duplicated eh_return parameter register saving.
24041 Update sp_offset variable after save_world.
24042 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
24044 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
24045 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
24048 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24050 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
24052 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24055 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
24056 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
24058 2007-01-25 Richard Guenther <rguenther@suse.de>
24060 * doc/invoke.texi (-Wcoverage-mismatch): Document.
24061 * common.opt (-Wcoverage-mismatch): New warning option.
24062 * coverage.c (get_coverage_counts): Ignore coverage mismatch
24063 if -Wcoverage-mismatch is given.
24065 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
24067 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
24068 (ipcp_driver): Change to static definition.
24069 Add dumping of the ifunctions.
24070 (constant_val_insert): Remove unused parameter. Support for SSA.
24071 (ipcp_propagate_const): Support for SSA.
24072 (ipcp_profile_bb_print): Print only analyzed nodes.
24073 (ipcp_replace_map_create): Remove support for Fortran constant
24075 * ipa-prop.c (ipa_method_modify_stmt,
24076 ipa_callsite_compute_param): Support for SSA.
24077 * ipa-prop.h (ipcp_driver): Remove declaration.
24078 (IS_VALID_TREE_MAP_INDEX): Add define.
24080 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24082 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24084 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24086 PR middle-end/30447
24087 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24088 constant argument to cabs and do it without checking for
24089 -funsafe-math-optimizations.
24091 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24093 * c-common.h (RID_FIRST_CXX0X): New.
24094 (RID_LAST_CXX0X): New.
24095 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24097 * c.opt (Wc++0x-compat): New.
24098 * doc/invoke.texi (-Wc++0x-compat): Document.
24100 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24102 * builtins.c (fold_builtin_carg): New.
24103 (fold_builtin_1): Use it.
24105 2007-01-24 Jan Hubicka <jh@suse.cz>
24107 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24109 * ipa-inline.c (initial_insns, max_insns): Delete.
24110 (compute_max_insns): New function.
24111 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24112 amount of insns as base for code growth.
24113 (cgraph_decide_inlining): Make initial_insns local; do not compute
24115 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24116 * doc/invoke.texi (inline-unit-growth): Update docs.
24118 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24120 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24121 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24122 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24123 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24124 for CPUs that have PTA_CX16 set.
24126 PR middle-end/27416
24127 * gimplify.c (omp_check_private): New function.
24128 (gimplify_scan_omp_clauses): Use it for
24129 firstprivate/lastprivate/reduction.
24131 PR middle-end/30494
24132 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24133 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24135 PR middle-end/30421
24136 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24137 If lower_lastprivate_clauses emits some statements, append them
24138 to dlist rather than body_p and to body_p append an initializer.
24139 (lower_omp_for): Adjust caller.
24141 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24143 * target.h (globalize_decl_name): New.
24144 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24145 * output.h (default_globalize_decl_name): New.
24146 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24148 (globalize_decl): Ditto.
24149 (default_globalize_decl_name): New.
24150 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24151 (ia64_handle_version_id_attribute): New.
24152 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24153 (ia64_asm_output_external): Use globalize_decl_name instead
24154 of globalize_label.
24155 * doc/extend.texi (version_id): New pragma.
24156 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24158 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24160 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24161 _uleb128_t and _Unwind_SWord with _sleb128_t.
24162 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24163 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24165 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24166 * unwind-pe.h (read_uleb128, read_sleb128,
24167 read_encoded_value_with_base): Likewise.
24168 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24170 2007-01-24 Richard Guenther <rguenther@suse.de>
24172 * builtins.c (expand_builtin_cexpi): Get the fndecl
24173 for cexp in the correct way.
24175 2007-01-24 Jan Hubicka <jh@suse.cz>
24177 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24180 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24182 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24183 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24184 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24185 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24186 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24187 __SIZEOF_PTRDIFF_T__.
24188 * doc/cpp.texi: Documentation for the new builtin macros added.
24190 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24192 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24193 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24194 instead of operands[2] to avoid access past the end of array.
24196 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24198 * reload1.c (emit_reload_insns): Pass the reload register
24199 for a non-spill output reload through forget_old_reloads_1.
24201 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24203 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24204 _SOFT_DOUBLE if doubles use software floating-point.
24205 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24206 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24207 * config/rs6000/darwin-ldouble.c: Also compile functions for
24208 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24209 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24210 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24211 commented-out long double override.
24212 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24213 * config/rs6000/eabispe.h: Likewise.
24214 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24215 long double for non-SPE.
24216 (rs6000_handle_option): Likewise.
24217 (invalid_e500_subreg): Disallow more subregs involding DImode,
24218 DFmode, TImode or TFmode.
24219 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24221 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24223 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24224 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24226 (rs6000_legitimate_address): Also check for TFmode for E500
24228 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24229 (spe_build_register_parallel): Handle TFmode and TCmode.
24230 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24232 (function_arg): Handle TFmode and TCmode for E500 double.
24233 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24235 (print_operand): Handle TFmode and TImode for %y.
24236 (rs6000_generate_compare): Handle TFmode comparisons for E500
24238 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24239 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24240 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24241 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24242 TFmode for E500 double.
24243 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24244 (floatsidf2): Enable for E500 double.
24245 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24246 (extenddftf2): Change to extenddftf2_fprs.
24247 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24248 depending on TARGET_E500_DOUBLE.
24249 (extendsftf2): Enable for E500 double.
24250 (trunctfdf2): Enable for E500 double.
24251 (trunctfsf2): Change to trunctfsf2_fprs.
24252 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24253 depending on TARGET_E500_DOUBLE.
24254 (floatsitf2): Enable for E500 double.
24255 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24256 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24257 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24258 (negtf2): Change to negtf2_internal.
24259 (negtf2): New expander.
24260 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24261 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24262 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24263 (movdi_internal32): Use rs6000_nonimmediate_operand.
24264 (unnamed splitter): Likewise.
24265 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24266 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24267 (SPE64TF, DITI): New mode macros.
24268 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24271 (frob_<mode>_di_2): New.
24272 (frob_tf_di_8_2): New.
24273 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24275 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24277 (frob_ti_<mode>_8_2): New.
24278 (frob_ti_tf_2): New.
24279 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24280 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24282 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24283 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24284 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24285 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24286 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24287 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24290 2007-01-23 Ian Lance Taylor <iant@google.com>
24292 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24294 (OBJS-archive): Reformat, alphabetize.
24295 (OBJS): Change out_object_file to OBJS-md.
24297 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24299 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24300 JUMP_P and CALL_P predicates where applicable.
24301 * config/i386/i386.c: Ditto.
24302 * config/i386/i386.md: Ditto.
24303 * config/i386/mmx.md: Ditto.
24304 * config/i386/predicates.md: Ditto.
24306 2007-01-22 Andreas Schwab <schwab@suse.de>
24308 * config/m68k/m68k.h: Fix comment.
24310 2007-01-22 Jan Hubicka <jh@suse.cz>
24312 * passes.c (init_optimization_passes): Do not rerun
24313 pass_early_warn_uninitialized.
24315 2007-01-22 Richard Guenther <rguenther@suse.de>
24317 PR tree-optimization/30038
24318 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24320 (execute_cse_sincos_1): Likewise.
24321 (execute_cse_sincos): Likewise.
24322 (gate_cse_sincos): Likewise.
24323 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24324 the cexpi() canonicalization of sincos().
24325 * tree-pass.h (pass_cse_sincos): Declare.
24326 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24328 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24330 PR rtl-optimization/29329
24331 * combine.c (replaced_rhs_insn): Rename to i2mod.
24332 (replaced_rhs_value): Rename to i2mod_new_rhs.
24333 (i2mod_old_rhs): New global variable.
24334 (combine_instructions): Adjust for above change. Save a copy of
24335 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24336 note are substituted in the second instruction.
24337 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24338 ditch the note if it pertains to the second eliminated register
24339 and this register is mentioned in i2mod_old_rhs.
24342 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24344 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24345 the insn to which the note was originally attached.
24347 2007-01-21 Jan Hubicka <jh@suse.cz>
24349 * ipa-inline.c (inlining_mode): Comment, move up.
24350 (cgraph_decide_inlining_incrementally): Do not perform inlining
24351 itself; fix handling of flattening of self recursive functions.
24352 (cgraph_find_cycles): Remove.
24353 (cgraph_flatten_node): Remove.
24354 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24355 (try_inline): New function.
24356 (cgraph_early_inlining): Update call of
24357 cgraph_decide_inlining_incrementally. Apply inlining here.
24358 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24360 2007-01-21 Dirk Mueller <dmueller@suse.de>
24363 * tree-vrp.c (check_array_bounds): do not warn
24364 about ADDR_EXPR's of ARRAY_REF's which are immediately
24365 used in binary expressions.
24367 2007-01-21 Ira Rosen <irar@il.ibm.com>
24369 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24370 read_write_dep and macros for its access.
24371 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24372 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24373 argument, call vect_check_interleaving for every independent pair of
24374 data-refs. Mark loads that access the same memory location as a store
24376 (vect_check_dependences): Remove.
24377 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24378 call, fix the call to vect_analyze_data_ref_dependence.
24379 (vect_analyze_data_ref_access): For statements that access the same
24380 data-ref, check that they are not stores; for loads, check that there
24381 is no store that access the same location.
24383 2007-01-20 Roger Sayle <roger@eyesopen.com>
24384 Joseph Myers <joseph@codesourcery.com>
24386 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24387 (-fdump-rtl-stack): Likewise.
24388 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24389 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24390 (-mpt-fixed): Use @minus{} for minus sign.
24391 (Using Precompiled Headers): Fix under/overfull hbox.
24393 2007-01-20 Jan Hubicka <jh@suse.cz>
24395 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24396 place within annotation.
24398 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24400 * pa.c (output_move_double): Change array size of xoperands to 4.
24402 2007-01-20 Jan Hubicka <jh@suse.cz>
24404 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24407 2007-01-19 Ian Lance Taylor <iant@google.com>
24409 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24410 constant to unsigned HOST_WIDE_INT before negating.
24412 2007-01-19 Ian Lance Taylor <iant@google.com>
24414 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24416 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24417 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24418 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24419 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24420 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24421 (realloc_vdef, realloc_vuse): Change second parameter to
24423 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24424 fields to unsigned.
24425 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24426 unsigned. Change x and lim locals to unsigned.
24427 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24429 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24430 (copy_virtual_operands): Change i and n locals to unsigned.
24432 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24434 PR middle-end/29335
24435 * builtins.c (fold_builtin_1): Handle builtin fdim.
24437 2007-01-20 Jan Hubicka <jh@suse.cz>
24439 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24440 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24441 init_alias_heapvars.
24442 (init_alias_heapvars): Initialize only when not already initialized.
24443 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24445 2007-01-19 Roger Sayle <roger@eyesopen.com>
24447 * common.opt (fsigned-zeros): New command line option.
24448 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24449 of flag_unsafe_math_optimizations.
24450 * opts.c (set_fast_math_flags): The -ffast-math command line option
24451 implies -fno-signed-zeros.
24452 (fast_math_flags_set_p): Likewise.
24454 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24455 the documentation of -ffast-math appropriately. Wrap long lines.
24457 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24459 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24460 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24462 2007-01-19 Tomas Bily <tbily@suse.cz>
24464 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24466 (tree_init_ic_make_global_vars): New function
24467 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24468 (tree_gen_ic_profiler): New function
24469 (tree_gen_ic_func_profiler): New function
24470 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24471 (tree_profile_hooks): Added hook for indirec/virtual calls
24472 * value-prof.c (tree_find_values_to_profile): New case for
24474 (tree_values_to_profile): Call for determining indirect/virtual
24476 (tree_indirect_call_to_profile): New function
24477 (tree_ic_transform): New function
24478 (tree_ic): New function
24479 (find_func_by_pid): New function
24480 (init_pid_map): New function
24481 (tree_value_profile_transformations): Added check for
24482 indirect/virtual call transformation
24483 * value-prof.h (enum hist_type): New counter type for
24484 indirect/virtual calls
24485 (profile_hooks): Added new hook for profiling indirect/virtual
24487 * profile.c (instrument_values): New case for indirect/virtual
24489 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24490 (GCOV_COUNTER_V_INDIR): New counter type
24491 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24492 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24494 * cgraph.c: Definition of cgraph_max_pid
24495 (cgraph_create_node): Default init of pid attribute
24496 * cgraph.h: Declaration of cgraph_max_pid
24497 (struct cgraph_node): Added pid attribute
24498 * libgcov.c (__gcov_indirect_call_profiler): New function
24499 (__gcov_one_value_profiler_body): New function
24500 (__gcov_one_value_profiler): Body was moved to
24501 __gcov_one_value_profiler_body and calls it
24503 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24505 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24506 * gengtype.c (write_types_data, write_func_for_structure,
24507 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24508 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24509 (walk_type, write_func_for_structure): Generate the mark_hook if
24512 2007-01-19 Jan Hubicka <jh@suse.cz>
24514 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24515 'early' argument take inlining mode argument specifying whether to
24516 inline for size/speeed or all functions; add support for flattening;
24518 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24520 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24523 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24524 the name of the declared identifier.
24526 2007-01-19 Dirk Mueller <dmueller@suse.de>
24528 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24529 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24530 duplicate evaluation.
24532 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24534 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24535 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24536 to XFMode, use acosxf2 and truncate result to requested mode.
24537 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24538 (asin<mode>2): Similarly, with asin expanders.
24539 (*fscalexf4_i387): Rename from *fscalexf4.
24540 (expNcorexf3): New expander.
24541 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24542 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24543 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24544 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24545 patterns for SSE math.
24546 (exp10<mode>2): Similarly, with exp10 expanders.
24547 (exp2<mode>2): Similarly, with exp2 expanders.
24548 (expm1<mode>2): Similarly, with expm1 expanders.
24549 (ldexp<mode>3): Similarly, with ldexp expanders.
24550 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24551 Use gen_truncxf<mode>2_i387_noop to truncate result.
24553 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24555 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24556 for ColdFire targets.
24558 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24559 Richard Sandiford <richard@codesourcery.com>
24561 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24562 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24563 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24564 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24565 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24566 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24568 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24570 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24571 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24572 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24573 (*adddi_dilshr32_cf): New pattern.
24574 (adddi3, subdi3): Remove first alternatives.
24576 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24578 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24579 implemented using move.l, do not use its cc result for floating-point
24582 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24584 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24585 from accepting 's' constraints if flag_pic.
24587 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24589 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24590 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24591 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24592 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24594 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24596 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24597 ColdFire alternatives.
24598 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24599 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24600 architectures that support ff1 instruction.
24602 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24603 Julian Brown <julian@codesourcery.com>
24605 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24606 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24607 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24610 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24612 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24614 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24615 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24616 HOST_WIDE_INT instead of an rtx.
24617 (m68k_rtx_costs): Update call accordingly.
24618 (output_move_const_into_data_reg): Likewise. Fix formatting.
24619 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24621 (output_move_simode_const): Update calls after above changes.
24622 Rework to use automatic variables and predicates like MEM_P.
24623 * config/m68k/m68k.md (pushexthisi_const): Update call to
24626 2007-01-19 Dirk Mueller <dmueller@suse.de>
24628 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24629 in dump_flags test.
24631 2007-01-19 Richard Guenther <rguenther@suse.de>
24633 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24634 via cexp in case sincos is not available.
24636 2007-01-19 Richard Guenther <rguenther@suse.de>
24638 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24639 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24640 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24641 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24642 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24643 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24644 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24645 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24647 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24649 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24651 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24652 (atan2xf3): Directly generate RTL pattern.
24653 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24654 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24655 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24656 disable patterns for SSE math.
24657 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24658 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24659 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24660 disable patterns for SSE math.
24662 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24664 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24666 2007-01-18 Roger Sayle <roger@eyesopen.com>
24668 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24669 VIEW_CONVERT_EXPR to the same type as it's operand.
24671 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24673 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24674 configured for long double 128.
24676 2007-01-18 Mike Stump <mrs@apple.com>
24678 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24681 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24683 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24686 2007-01-18 Jan Hubicka <jh@suse.cz>
24688 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24689 greater than NUM_VOP_FREE_BUCKETS.
24691 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24693 * tree-ssa-structalias.c: Update comments.
24694 (ptabitmap_obstack): Removed.
24695 (pta_obstack): New.
24696 (oldpta_obstack): Ditto.
24697 (stats): Add a few members.
24698 (struct variable_info): Remove node, complex, address_taken, and
24699 indirect_target members. Add oldsolution member.
24700 (new_var_info): Do not initialize removed members.
24701 (constraint_expr_type): Remove INCLUDES.
24702 (constraint_graph): Add size, implicit_preds, rep,
24703 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24704 (FIRST_REF_NODE): New macro.
24705 (LAST_REF_NODE): Ditto.
24706 (FIRST_ADDR_NODE): Ditto.
24707 (find): New function.
24709 (dump_constraint): Do not handle INCLUDES.
24710 (insert_into_complex): Do not insert duplicate constraints.
24711 (condense_varmap_nodes): Renamed and rewritten into ...
24712 (merge_node_constraints): This. Also fix bug in handling of
24713 offseted copy constraints.
24714 (clear_edges_for_node): No longer need to deal with preds at all,
24715 or removing associated preds/succs.
24716 (merge_graph_nodes): Deal with indirect_cycles.
24717 Don't deal with predecessors.
24718 (add_implicit_graph_edge): New function.
24719 (add_pred_graph_edge): Ditto.
24720 (add_graph_edge): Don't deal with predecessors.
24721 (build_constraint_graph): Removed.
24722 (build_pred_graph): New function.
24723 (build_succ_graph): Ditto.
24724 (struct scc_info): Removed in_component. Added roots, dfs, and
24725 node_mapping. Remove visited_index, unification_queue.
24726 (scc_visit): Deal with union-find we do now.
24727 Deal with cycles with REF nodes.
24728 (collapse_nodes): Renamed and rewritten to ...
24729 (unify_nodes): This.
24730 (process_unification_queue): Removed.
24731 (topo_visit): Cleanup
24732 (do_da_constraint): Use find.
24733 (do_sd_constraint): Ditto.
24734 (do_ds_constraint): Ditto.
24735 (do_complex_constraint): Ditto.
24736 (init_scc_info): Update for removed and added members.
24737 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24738 (find_indirect_cycles): This.
24739 (equivalence_class): New variable.
24740 (label_visit): New function.
24741 (perform_variable_substitution): Rewritten.
24742 (free_var_substitution_info): New function.
24743 (find_equivalent_node): Ditto.
24744 (move_complex_constraints): Ditto.
24745 (eliminate_indirect_cycles): Ditto.
24746 (solve_graph): Only propagate changed bits.
24747 Use indirect cycle elimination.
24749 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24750 (tree_id_eq): Renamed to ...
24751 (tree_vi_eq): This. Update for member change
24752 (insert_id_for_tree): Renamed and rewritten to ...
24753 (insert_vi_for_tree): This.
24754 (lookup_id_for_tree): Renamed and rewritten to ...
24755 (lookup_vi_for_tree): This.
24756 (get_id_for_tree): Renamed and rewritten to ...
24757 (get_vi_for_tree): Ditto.
24758 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24759 (process_constraint): Don't handle INCLUDES.
24760 Remove special ADDRESSOF case.
24761 (find_func_aliases): Rewrite to use vi functions instead of id
24763 (create_function_info_for): Ditto.
24764 (create_variable_info_for): Ditto.
24765 (intra_create_variable_infos): Ditto.
24766 (merge_smts_into): Ditto.
24767 (find_what_p_points_to): Ditto.
24768 (init_base_vars): Ditto.
24769 (init_alias_vars): Ditto.
24770 (remove_preds_and_fake_succs): New function.
24771 (dump_sa_points_to_info): Dump new stats.
24772 (dump_solution_for_var): Use find.
24773 (set_used_smts): Fix formatting.
24774 (compute_points_to_sets): Updated for new functions.
24775 (ipa_pta_execute): Ditto.
24777 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24778 Richard Sandiford <richard@codesourcery.com>
24780 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24782 * calls.c (expand_call): If the return value is a PARALLEL,
24783 extract its first member.
24784 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24785 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24786 use FUNCTION_EXTRA_EPILOGUE.
24787 (m68k_function_value): Return a PARALLEL if the return value
24788 is of a pointer type.
24789 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24790 (FUNCTION_EXTRA_EPILOGUE): Remove.
24791 * config/m68k/m68k.md (D0_REG): New constant.
24793 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24795 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24796 output a NOP for empty epilogues.
24798 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24800 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24801 before function. Extend register save check to include all
24802 registers, not just integer ones.
24804 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24806 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24807 (m68k_use_return_insn): ...this.
24808 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24809 * config/m68k/m68k.c (use_return_insn): Rename to...
24810 (m68k_use_return_insn): ...this.
24811 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24812 of USE_RETURN_INSN.
24814 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24816 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24817 nearest even, fix denormal rounding overflow.
24819 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24821 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24822 f%$smove and f%$move.
24823 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24824 (extendsfdf2_cf): Use fdmove instead of f%&move.
24825 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24826 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24828 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24830 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24833 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24835 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24836 (coldfire_single_format): Declare.
24837 (coldfire_double_format): Likewise.
24838 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24839 of qnan_msb_set to determine the lower bits of a canonical
24841 (encode_ieee_double): Likewise.
24842 (encode_ieee_quad): Likewise.
24843 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24844 (mips_single_format): Likewise.
24845 (ieee_double_format): Likewise.
24846 (mips_double_format): Likewise.
24847 (ieee_extended_motorola_format): Likewise.
24848 (ieee_extended_intel_96_format): Likewise.
24849 (ieee_extended_intel_128_format): Likewise.
24850 (ieee_extended_intel_96_round_53_format): Likewise.
24851 (ibm_extended_format): Likewise.
24852 (mips_extended_format): Likewise.
24853 (ieee_quad_format): Likewise.
24854 (mips_quad_format): Likewise.
24855 (vax_f_format): Likewise.
24856 (vax_d_format): Likewise.
24857 (vax_g_format): Likewise.
24858 (i370_single_format): Likewise.
24859 (i370_double_format): Likewise.
24860 (decimal_single_format): Likewise.
24861 (decimal_double_format): Likewise.
24862 (decimal_quad_format): Likewise.
24863 (c4x_single_format): Likewise.
24864 (c4x_extended_format): Likewise.
24865 (real_internal_format): Likewise.
24866 (coldfire_single_format): New real_format.
24867 (coldfire_double_format): Likewise.
24868 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24869 canonical_nan_lsbs_set.
24870 (pdp11_d_format): Likewise.
24871 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24872 if TARGET_COLDFIRE_CPU.
24874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24876 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24877 (output_call, m68k_legitimize_call_address): Declare.
24878 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24879 parenthesees. Add support for a 'W' constraint.
24880 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24881 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24882 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24883 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24885 (override_options): Initialize them. Do not set flag_no_function_cse
24886 for TARGET_ID_SHARED_LIBRARY.
24887 (m68k_output_pic_call): Delete.
24888 (m68k_legitimize_call_address): New function.
24889 (print_operand): Remove the %o prefix. Handle the %p prefix.
24890 (output_call): New function.
24891 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24892 target address from the GOT if symbolic jumps are not allowed.
24893 * config/m68k/m68k.md (call, general_operand): Do not set
24894 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24895 Merge separate flag_pic and !flag_pic define_insns into...
24896 (*call, *call_value): ...these new patterns. Match the address
24897 rather than the containing MEM and require it to be a call_operand.
24898 Use output_call to generate the asm template.
24899 * config/m68k/predicates.md (const_call_operand): New predicate.
24900 (call_operand): Likewise.
24902 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24904 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24905 (STACK_GROWS_DOWNWARD): Define to 1.
24906 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24907 comments, emphasizing that these values are only defaults.
24908 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24909 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24911 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24913 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24915 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24916 Richard Sandiford <richard@codesourcery.com>
24918 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24919 (FP_REGNO_P): New macros.
24920 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24921 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24922 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24923 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24925 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24927 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24928 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24930 * config/m68k/t-floatlib: New file, extracting common code from...
24931 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24932 * config/m68k/t-uclinux: Here.
24933 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24934 routines on ColdFire targets.
24936 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24938 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24939 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24940 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24941 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24942 explicitly set MOTOROLA to 1.
24943 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24945 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24946 Nathan Sidwell <nathan@codesourcery.com>
24948 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24949 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24950 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24951 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24952 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24953 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24954 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24955 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24956 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24957 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24958 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24959 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24960 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24961 (DBX_REGISTER_NUMBER): Delete.
24962 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24963 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24964 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24966 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24968 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24969 * config/flat.h: New file.
24970 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24971 OBJECT_FORMAT_FLAT.
24972 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24973 indirect references for -msep-data or -mid-shared-library.
24974 Do not use PC-relative code addresses either.
24975 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24977 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24978 for shared libraries and crt1.o for executables. Use crti.o and
24980 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24981 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24982 Do not add -elf2flt or -shared-lib-id options here.
24983 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24984 Pass -shared-lib-id if -mid-shared-library, taking the library
24985 identifier from -mshared-library-id if given, otherwise
24987 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24988 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24989 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24990 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24991 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24992 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24994 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24995 jump sequence for ISA A and ISA A+.
24996 (PICJUMP): Likewise.
24998 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25000 * config.gcc (m68k-*-uclinux*): Base the port on the common
25001 and m68k GNU/Linux files rather than on the generic ELF ones.
25002 * config/m68k/uclinux.h (TARGET_VERSION): Override.
25003 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
25005 2007-01-18 Julian Brown <julian@codesourcery.com>
25006 Richard Sandiford <richard@codesourcery.com>
25008 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
25009 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25010 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
25012 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
25013 80 unconditionally.
25014 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25016 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25018 * doc/install.texi: Document m68k-uclinuxoldabi.
25019 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
25020 * config/m68k/uclinux-oldabi.h: New file, copied from
25021 config/m68k/uclinux.h.
25023 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
25025 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
25026 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
25027 (m32r_compute_frame_size): Use unsigned for regno.
25028 (m32r_reload_lr): Use gen_frame_mem.
25030 (m32r_output_function_epilogue): Don't output the function epilogue
25032 (m32r_expand_epilogue): New.
25033 (direct_return): Return false if the function has the interrupt
25035 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
25036 * config/m32r/m32r.md (epilogue): New expander.
25037 (return_lr, return_rte): New insns.
25038 (return): Make it expander.
25039 (return_normal): New expander.
25041 2007-01-18 Josh Conner <jconner@apple.com>
25044 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
25045 support for UNLE, UNLT, UNGE, and UNGT.
25047 2007-01-18 Jan Hubicka <jh@suse.cz>
25049 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
25050 * tree-tailcall (add_virtual_phis): Likewise.
25051 (optimize_tail_call): Return TODOs.
25052 (execute_tail_calls): Return TODOs.
25053 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
25054 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
25056 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25057 Cleanup cfg using TODO.
25058 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
25059 * passes.c (execute_function_todo): When cleanup did something, remove
25061 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
25062 (make_edges): Don't cleanup_cfg.
25064 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
25066 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
25067 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
25068 operate on the top of stack.
25069 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
25070 register handling of instructions that output to the second
25072 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25073 (move_for_stack_reg): Special-case check for dead destination
25074 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25076 * config/i386/i386.md (UNSPEC_TAN): New constant.
25077 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25078 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25079 to correctly model move of constant 1.0 to top stack slot.
25080 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25081 (unnamed peephole2 pattern): Remove corresponding peephole2
25082 pattern that optimizes tan insn and loading of constant 1.0.
25083 (tanxf2): Use fptanxf4_i387.
25084 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25085 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25086 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25087 disable patterns for SSE math.
25088 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25089 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25091 2007-01-18 Dirk Mueller <dmueller@suse.de>
25092 Richard Guenther <rguenther@suse.de>
25095 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25096 * common.opt (Warray-bounds): Add new warning option.
25097 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25099 * Makefile.in: make tree-vrp.o depend on toplev.h
25100 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25102 (check_array_refs, check_array_bounds, check_array_ref): New.
25104 2007-01-18 Jan Hubicka <jh@suse.cz>
25106 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25107 (execute_ssa_ccp): Return flags conditionally.
25108 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25110 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25112 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25114 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25115 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25117 * Makefile.c (GTFILES): Add cfglayout.h.
25118 * gengtype.c (open_base_files): Likewise.
25119 * cfglayout.c (cfg_layout_function_footer,
25120 cfg_layout_function_header) Reindent to make gengtype happy.
25121 * cfglayout.h (cfg_layout_function_footer,
25122 cfg_layout_function_header): Add GTY(()) marker.
25124 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25126 2007-01-18 Ben Elliston <bje@au.ibm.com>
25128 * genautomata.c (write_automata): Include xstrerror output in the
25129 error message if writing the DFA description file fails.
25131 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25133 * config/mips/mips-protos.h (mips_output_external): Make it
25135 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25136 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25137 (extern_list): Likewise.
25138 (extern_head): Likewise.
25139 (TARGET_ASM_FILE_END): Likewise.
25140 (mips_file_end): Likewise.
25141 (mips_output_external): Rewritten.
25143 2007-01-18 Ben Elliston <bje@au.ibm.com>
25145 * genpreds.c (write_insn_preds_c): Only write out the function
25146 body for regclass_for_constraint if we have register constraints.
25148 2007-01-17 Tom Tromey <tromey@redhat.com>
25150 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25151 * doc/install.texi (Testing): Use sourceware.org.
25152 (Binaries): Likewise.
25153 (Specific): Likewise.
25154 * doc/contrib.texi (Contributors): Use sourceware.org.
25156 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25158 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25159 (AVR_ENHANCED): Rename to ...
25160 (AVR_HAVE_MUL): ... new.
25161 (avr_enhanced_p): Rename to ...
25162 (avr_have_mul_p): ... new.
25163 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25164 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25165 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25166 (avr_have_mul_p): ... new.
25167 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25168 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25169 'avr_enhanced_p' and 'enhanced'.
25170 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25171 AVR_HAVE_MUL instead of AVR_ENHANCED.
25172 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25173 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25174 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25175 instead of AVR_ENHANCED.
25176 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25177 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25178 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25180 2007-01-17 Ian Lance Taylor <iant@google.com>
25182 * vec.h (VEC_reserve_exact): Define.
25183 (vec_gc_p_reserve_exact): Declare.
25184 (vec_gc_o_reserve_exact): Declare.
25185 (vec_heap_p_reserve_exact): Declare.
25186 (vec_heap_o_reserve_exact): Declare.
25187 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25189 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25190 negative parameter.
25191 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25192 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25193 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25194 * vec.c (calculate_allocation): Add exact parameter. Change all
25196 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25197 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25198 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25199 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25200 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25201 (vec_heap_p_reserve_exact): New function.
25202 (vec_heap_o_reserve_exact): New function.
25204 2007-01-17 Jan Hubicka <jh@suse.cz>
25206 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25208 2007-01-17 Eric Christopher <echristo@apple.com>
25210 * config.gcc: Support core2 processor.
25212 2007-01-16 Jan Hubicka <jh@suse.cz>
25214 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25215 the names, just unlink the chain so we don't crash on dangling
25219 2007-01-16 Jan Hubicka <jh@suse.cz>
25221 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25222 * tree-pass.h: Reorder to make IPA passes appear toegher.
25223 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25225 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25226 parameters, do not call early inliner.
25227 * ipa-inline.c: Update comments. Include tree-flow.h
25228 (cgraph_decide_inlining): Do not compute inlining parameters.
25229 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25230 be called with function context set up.
25231 (pass_ipa_inline): Remove unreachable functions before pass.
25232 (cgraph_early_inlining): Simplify assuming to be called from the
25234 (pass_early_inline): New pass.
25235 (cgraph_gate_ipa_early_inlining): New gate.
25236 (pass_ipa_early_inline): Turn into simple wrapper.
25237 (compute_inline_parameters): New function.
25238 (gate_inline_passes): New gate.
25239 (pass_inline_parameters): New pass.
25240 (apply_inline): Move here from tree-optimize.c
25241 (pass_apply_inline): New pass.
25242 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25244 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25245 doing them by hand.
25246 (tree_function_versioning): Do not allocate dummy struct function.
25247 * tree-inline.h (optimize_inline_calls): Update prototype.
25248 * tree-optimize.c (execute_fixup_cfg): Export.
25249 (pass_fixup_cfg): Remove
25250 (tree_rest_of_compilation): Do not apply inlines.
25251 * tree-flow.h (execute_fixup_cfg): Declare.
25252 * Makefile.in (gt-passes.c): New.
25253 * passes.c: Include gt-passes.h
25254 (init_optimization_passes): New passes.
25255 (nnodes, order): New static vars.
25256 (do_per_function_toporder): New function.
25257 (execute_one_pass): Dump current pass here.
25258 (execute_ipa_pass_list): Don't dump current pass here.
25260 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25262 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25263 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25265 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25267 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25268 (strong_alias): Define.
25269 (__gcc_qmul): Provide non-FMA for soft-float.
25270 (__gcc_qdiv): Same.
25275 (__gcc_qunord): New.
25285 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25286 soft-float functions.
25287 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25288 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25289 about long double soft float.
25291 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25292 Tehila Meyzels <tehila@il.ibm.com>
25294 * tree-vectorizer.h (is_pattern_stmt_p): New.
25295 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25296 formatting (tabs instead of spaces). Cleanup and clarify setting
25297 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25298 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25299 (vectorizable_type_demotion): Check that types are integral.
25300 (vectorizable_type_promotion): Likewise.
25301 (vectorizable_store): Fix typo. Eliminate new-line at end of
25304 2007-01-16 Jan Hubicka <jh@suse.cz>
25306 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25309 2007-01-15 Eric Christopher <echristo@apple.com>
25311 * ifcvt.c: Include vec.h, vecprim.h.
25312 (check_cond_move_block): New argument regs.
25313 Reorganize. Add registers used to regs.
25314 (cond_move_process_if_block): Use regs set above as
25317 2007-01-15 Eric Christopher <echristo@apple.com>
25319 * config/darwin.h: Update copyright.
25320 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25321 (LINK_COMMAND_SPEC): Add -u.
25322 (LINK_SPEC): Fix umbrella for above.
25324 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25326 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25329 2007-01-15 Tom Tromey <tromey@redhat.com>
25331 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25332 * doc/install.texi (Testing): Don't mention jacks.
25333 (Configuration): Document --enable-java-maintainer-mode. Move
25334 --with-java-home to libgcj-specific section. Document
25336 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25338 2007-01-15 Jan Hubicka <jh@suse.cz>
25340 * tree-ssa-dce.c (DCE_TODOs): New.
25341 (propagate_necessity): Return if something changed.
25342 (eliminate_unnecessary_stmts): Likewise.
25343 (perform_tree_ssa_dce): Return TODO flags when needed.
25344 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25346 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25348 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25349 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25350 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25351 patterns using X87MODEF12 mode macro. Extend operand 1
25352 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25353 (log10<mode>2): Ditto.
25354 (log2<mode>2): Ditto.
25355 (log1p<mode>2): Ditto.
25356 (logb<mode>2): Ditto.
25357 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25358 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25359 (*fxtractxf3_i387): Rename from *fxtractxf3.
25360 (fxtract_extend<mode>xf3_i387): New insn pattern.
25361 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25362 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25363 and gen_fyl2xxf3_i387().
25365 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25367 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25368 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25369 get_loop_exit_edges. Changed return type to bool.
25370 * cfgloop.h (fix_loop_placement): Declaration removed.
25372 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25374 * param.h (MIN_VECT_LOOP_BOUND): New.
25375 * params.def (MIN_VECT_LOOP_BOUND): New.
25376 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25377 argument - minimum threshold for number of iterations.
25378 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25379 argument to declaration.
25380 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25381 MIN_VECT_LOOP_BOUND.
25382 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25383 slpeel_tree_peel_loop_to_edge with additional argument.
25384 (vect_do_peeling_for_alignment): Likewise.
25385 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25387 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25390 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25391 operands of size 1.
25393 2007-01-14 Jan Hubicka <jh@suse.cz>
25395 * tree-dfa.c (remove_referenced_var): New function.
25396 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25397 prune referenced vars list too.
25398 * tree-flow.h (remove_referenced_var): Declare.
25400 2007-01-14 Jan Hubicka <jh@suse.cz>
25402 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25404 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25405 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25406 * except.h (verify_eh_throw_table_statements): Kill prototype.
25407 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25408 into call exrepssions.
25409 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25411 * tree-cfg.c: Include pointer-set.h.
25412 (verify_node_sharing): Work on pointer set.
25413 (verify_eh_throw_stmt_node): New.
25414 (verify_stmts): Use pointers sets, verify throw_stmt.
25416 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25418 * ipa-reference.c (analyze_function): Consider also addresses taken
25421 2007-01-12 Roger Sayle <roger@eyesopen.com>
25423 * c-typeck.c (null_pointer_constant_p): Replace use of
25424 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25425 (build_c_cast): Likewise.
25427 2007-01-12 Roger Sayle <roger@eyesopen.com>
25429 * tree.h (force_fit_type_double): Remove unused final argument.
25430 * c-common.c (constant_expression_warning): Replace use of
25431 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25432 (convert_and_check): Likewise.
25433 (shorten_compare): Update call to force_fit_type_double.
25434 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25435 * convert.c (convert_to_pointer): Update call to
25436 force_fit_type_double.
25437 * fold-const.c (force_fit_type_double): Remove overflowed_const
25439 (int_const_binop, fold_convert_const_int_from_int,
25440 fold_convert_const_int_from_real, fold_div_compare,
25441 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25442 fold_abs_const, fold_not_const): Remove the final argument from
25443 calls to force_fit_type_double.
25445 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25447 * configure.ac: Set insn to "nop" for spu-*-* also.
25448 * configure: Regenerate.
25450 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25452 * builtins.def : Add BUILT_IN_FREE.
25454 2007-01-12 Jan Hubicka <jh@suse.cz>
25456 PR tree-optimization/30443
25457 * tree-inline.c (tree_function_versioning): Do not optimize when
25458 cloning for inlining.
25460 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25462 * doc/loop.texi: Document recording of loop exits.
25463 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25464 (update_single_exits_after_duplication,
25465 update_single_exit_for_duplicated_loop,
25466 update_single_exit_for_duplicated_loops): Removed.
25467 (duplicate_loop_to_header_edge): Do not call
25468 update_single_exits_after_duplication and
25469 update_single_exit_for_duplicated_loops.
25470 (loop_version): Do not update single_exit information.
25471 (fix_loop_structure): Use record_loop_exits instead of
25472 mark_single_exit_loops.
25473 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25474 the lists of loop exits.
25475 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25476 split_edge, merge_blocks): Update the lists of loop exits.
25477 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25478 loop_optimizer_init.
25479 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25480 of mark_single_exit_loops.
25481 (loop_optimizer_finalize): Call release_recorded_exits.
25482 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25483 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25484 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25485 update single exit information.
25486 * lambda-code.c (perfect_nestify): Ditto.
25487 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25488 (mark_single_exit_loops): Removed.
25489 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25490 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25491 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25493 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25494 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25495 (verify_loop_structure): Verify consistency of the exit lists.
25496 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25497 (set_single_exit): Removed.
25498 * cfgloop.h (struct loop_exit): New function.
25499 (struct loop): single_exit_ field replaced by exits field.
25500 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25501 LOOPS_HAVE_RECORDED_EXITS.
25502 (struct loops): Added exits hash.
25503 (mark_single_exit_loops, set_single_exit): Declaration removed.
25504 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25506 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25508 * doc/invoke.texi: Avoid use of @headitem.
25510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25512 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25514 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25516 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25519 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25520 Richard Sandiford <richard@codesourcery.com>
25522 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25523 * config/m68k/m68k.opt: Resort options.
25524 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25527 Richard Sandiford <richard@codesourcery.com>
25529 * doc/invoke.texi: Document the macros that are defined by
25530 m68k's -mtune and -mhard-float options.
25531 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25532 (m68k_cpp_cpu_family): Likewise.
25533 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25534 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25535 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25536 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25537 (m68k_cpp_cpu_family): Likewise.
25539 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25541 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25542 macros besides mc68000 as tuning macros. Use a switch statement
25543 to set them and mcpu32.
25545 2007-01-12 Julian Brown <julian@codesourcery.com>
25547 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25548 (TARGET_68040_ONLY): Rename to...
25549 (TARGET_68040): ...this.
25550 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25551 * config/m68k/m68k.md: Likewise.
25553 2007-01-12 Julian Brown <julian@codesourcery.com>
25554 Nathan Sidwell <nathan@codesourcery.com>
25555 Richard Sandiford <richard@codesourcery.com>
25557 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25558 the -mcpu= argument associated with the --with-cpu setting.
25559 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25560 if different from the one implied by the -mcpu setting.
25561 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25562 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25563 * doc/invoke.texi: Mention ColdFire in the introduction to the
25564 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25565 -mno-div and -mhard-float options. Make -m68881 a synonym for
25566 -mhard-float. Document the previously-undocumented -m5206e,
25567 -m528x, -m5307 and -m5407 options. Tweak the existing option
25568 documentation for consistency.
25569 * doc/install.texi: Mention new --with-cpu arguments.
25570 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25571 default CPU if neither -mcpu nor -march are specified.
25572 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25573 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25574 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25575 using m68k_tune to decide between families that implement the
25576 same ISA. Use m68k_tune to set __mcfv4e__.
25577 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25578 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25579 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25580 (FL_ISA_C, FL_ISA_MMU): New macros.
25581 (MASK_COLDFIRE): Delete.
25582 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25583 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25584 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25585 (TARGET_HARD_FLOAT): Do not define here.
25586 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25587 (TUNE_68000): New macro.
25588 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25589 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25590 (TUNE_CFV2): Redefine in terms of m68k_tune.
25591 (uarch_type, target_device, fpu_type): New enums.
25592 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25593 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25594 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25595 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25596 (FL_FOR_isa_c): New macros.
25597 (m68k_isa): New enum.
25598 (m68k_target_selection): New structure.
25599 (all_devices, all_isas, all_microarchs): New tables.
25600 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25601 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25602 (MASK_ALL_CPU_BITS): Delete.
25603 (m68k_find_selection): New function.
25604 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25605 Map the legacy target options to a combination of the new ones.
25606 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25607 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25608 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25610 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25611 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25613 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25614 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25615 * config/m68k/m68k-devices.def: New file.
25617 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25618 Nathan Sidwell <nathan@codesourcery.com>
25620 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25621 (SUBTARGET_EXTRA_SPECS): New macros.
25622 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25623 use %(asm_cpu_spec) instead.
25624 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25625 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25626 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25627 (EXTRA_SPECS): Rename to...
25628 (SUBTARGET_EXTRA_SPECS): ...this.
25630 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25631 Richard Sandiford <richard@codesourcery.com>
25632 Julian Brown <julian@codesourcery.com>
25634 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25635 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25636 to the configuration's default CPU.
25637 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25638 Remove default masks.
25639 (m680[012]0-*-*): Set the default with_cpu to the first part of
25641 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25642 (m68k*-*-linux): Extend the --with-cpu handling to...
25643 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25644 and m68010. Don't set target_cpu_default2.
25645 * doc/install.texi: Document --with-cpu for m68k.
25646 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25647 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25648 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25649 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25650 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25651 (ASM_SPEC): Remove use of %(asm_cpu_default).
25652 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25653 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25654 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25655 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25656 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25657 (TARGET_DEFAULT): Delete.
25658 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25659 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25660 (CPP_CPU_SPEC): Delete.
25661 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25662 the appropriate string.
25663 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25664 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25665 (ASM_SPEC): Don't use %(asm_default_spec).
25666 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25667 TARGET_DEFAULT and add MASK_68881.
25668 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25672 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25673 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25674 MASK_68010 alongside MASK_68020.
25675 * doc/invoke.texi: Document -m68010.
25676 * config/m68k/m68k.opt (m68010): New.
25677 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25679 (TUNE_68010): New macro.
25680 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25681 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25682 (M68K_CPU_m68332): Add MASK_68010.
25683 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25684 fallback definition.
25685 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25687 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25688 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25689 to all entries that use MASK_68020.
25690 (output_move_simode_const, output_move_himode, output_move_qimode)
25691 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25692 instead of TARGET_68020 to select clr behavior. Remove comment
25693 about there being no TARGET_68010.
25694 * config/m68k/m68k.md: Likewise throughout.
25696 2007-01-12 Julian Brown <julian@codesourcery.com>
25698 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25699 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25700 * config/m68k/m68k.md: Likewise.
25702 2007-01-12 Julian Brown <julian@codesourcery.com>
25704 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25705 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25707 2007-01-12 Julian Brown <julian@codesourcery.com>
25709 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25710 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25711 * config/m68k/m68k.md: Likewise.
25713 2007-01-12 Julian Brown <julian@codesourcery.com>
25714 Richard Sandiford <richard@codesourcery.com>
25716 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25717 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25718 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25720 (TARGET_CPU32): Rename to...
25721 (TUNE_CPU32): ...this.
25722 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25723 (TUNE_CFV2): New macros.
25724 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25725 remove conditions that are implied by TARGET_68020.
25726 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25727 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25728 (m68k_output_function_epilogue): Likewise.
25729 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25730 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25731 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25732 non-68000 timings. Refactor multiplication and division costs.
25733 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25734 TUNE_CPU32 instead of TARGET_CPU32.
25735 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25736 and TUNE_68060 instead of TARGET_68060.
25737 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25738 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25740 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25741 && !TARGET_COLDFIRE" to choose between moveq and clr.
25742 Likewise in the unnamed movsf pattern.
25743 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25744 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25747 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25750 of tabbing before backslashes.
25752 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25754 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25755 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25756 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25758 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25760 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25761 find_interesting_uses_cond.
25762 (find_interesting_uses_cond): Use extract_cond_operands.
25763 (rewrite_use_compare): Use extract_cond_operands and
25764 force_gimple_operand_bsi. Do not call update_stmt.
25765 (determine_use_iv_cost_condition): Use extract_cond_operands.
25766 Return cheaper of using original bound and changing the exit bound.
25768 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25770 PR tree-optimization/29516
25771 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25772 most_expensive_mult_to_index, addr_to_parts,
25773 create_mem_ref, maybe_fold_tmr): Make the type of
25774 fields of TARGET_MEM_REF sizetype.
25775 (move_fixed_address_to_symbol, move_pointer_to_base):
25777 * tree.def (TARGET_MEM_REF): Add comment on types of
25780 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25782 * c-common.c (vector_types_convertible_p): Treat opaque types as
25783 always convertible if they have the same size, but not otherwise.
25785 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25787 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25788 Remove the b_unconditional field.
25789 (noce_try_sign_mask): Do not look at b_unconditional.
25790 (noce_process_if_block): Do not use merge_if_blocks. Update
25791 the CFG here. Do not set b_unconditional.
25792 (cond_move_process_if_block): Likewise.
25793 (find_cond_trap): Likewise.
25794 (check_cond_move_block): Require simple jump insns at the end
25795 of the basic block.
25797 2007-01-11 Jan Hubicka <jh@suse.cz>
25799 PR tree-optimization/1046
25800 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25801 when alias info is not ready.
25802 (pass_tail_recursion): Do not require aliasing.
25803 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25804 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25805 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25806 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25807 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25808 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25809 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25811 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25812 When aliasing is not build, mark statement as volatile.
25814 2007-01-11 Tom Tromey <tromey@redhat.com>
25816 PR preprocessor/15185, PR preprocessor/20989:
25817 * doc/cppopts.texi <-MT>: Update description of algorithm for
25818 computing default target.
25819 <-M, -MD>: Reword "basename" text.
25821 2007-01-11 Roger Sayle <roger@eyesopen.com>
25823 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25824 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25825 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25826 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25827 fold_builtin_bswap, real_constp, fold_builtin_pow,
25828 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25829 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25830 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25831 * convert.c (convert_to_pointer): Likewise.
25832 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25833 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25834 const_binop, fold_convert_const_int_from_int,
25835 fold_convert_const_int_from_real,
25836 fold_convert_const_real_from_real, sign_bit_p,
25837 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25838 fold_sign_changed_comparison, fold_unary, fold_comparison,
25839 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25840 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25841 * print-tree.c (print_node_brief, print_node): Likewise.
25842 * stor-layout.c (place_field, layout_type): Likewise.
25843 * tree-chrec.c (keep_cast): Likewise.
25844 * tree.c (build_vector, build_real, build_real_from_int_cst,
25845 build_complex): Likewise.
25847 2007-01-11 Roger Sayle <roger@eyesopen.com>
25849 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25850 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25852 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25854 * configure.ac (strict1_warn): Rename to strict_warn.
25855 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25856 cc_set_by_configure, quoted_cc_set_by_configure,
25857 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25858 all_boot_languages, all_stagestuff): Remove.
25859 (target_list): Remove bootstrap targets.
25860 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25861 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25862 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25863 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25864 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25865 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25866 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25867 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25868 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25869 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25870 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25871 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25872 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25873 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25874 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25875 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25876 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25877 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25878 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25879 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25880 (mostlyclean): Adjust.
25881 (clean, distclean): Don't mention bootstrap stuff.
25882 * configure: Regenerate.
25883 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25884 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25885 treelang/config-lang.in (stagestuff): Remove.
25886 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25887 stageprofile, stagefeedback, stagestuff): Remove mention.
25889 2007-01-11 Nick Clifton <nickc@redhat.com>
25891 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25893 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25894 (mcore_arith_K_S_operand): Run the test for the S constraint not
25895 the test for the M constraint.
25896 (mcore_addsub_operand): Do not accept integer values that are
25897 larger than 32 bits.
25898 * config/mcore/mcore.md: Remove unused constraints from split.
25899 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25900 (addsi3): Likewise.
25901 (allocate_stack): Likewise.
25902 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25903 operands to 32 bits.
25904 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25906 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25907 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25908 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25909 mcore_output_bclri, mcore_output_andn, output_inline_const,
25910 mcore_output_move, mcore_output_movedouble): Likewise.
25911 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25912 (output_inline_const): Likewise.
25913 (output_inline_const): Fix format strings used in sprintf
25915 * config/mcore/mcore-protos.h: Update prototypes for changed
25916 functions in mcore.c.
25917 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25918 HOST_WIDE_INT and not int.
25919 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25920 CONST_OK_FOR_N): Likewise.
25921 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25922 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25925 2007-01-10 Jan Hubicka <jh@suse.cz>
25927 * tree-vrp.c (remove_range_assertions): Release defs.
25928 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25929 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25931 2007-01-10 Paul Brook <paul@codesourcery.com>
25933 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25934 * config/arm/arm.md (mulsi3subsi): New insn.
25936 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25938 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25939 (tree_transform_and_unroll_loop): New.
25940 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25943 2007-01-10 Robert Kennedy <jimbob@google.com>
25945 * fold-const.c (fold_comparison): Fold comparisons like (x *
25946 1000 < 0) to (x < 0).
25948 2007-01-10 Ian Lance Taylor <iant@google.com>
25950 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25951 operands have the same priority.
25953 2007-01-10 Tom Tromey <tromey@redhat.com>
25955 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25956 (fold_binary): Likewise.
25957 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25958 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25959 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25960 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25961 * langhooks.h (struct lang_hooks): Removed field
25962 'can_use_bit_fields_p'.
25964 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25966 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25968 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25970 * function.c (get_last_funcdef_no): New function.
25971 * function.h (get_last_funcdef_no): Declare.
25972 * tree-inline.c (initialize_cfun): Add initialization.
25973 (tree_function_versioning): Cleanup.
25975 2007-01-10 Jan Hubicka <jh@suse.cz>
25977 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25980 2007-01-10 Sa Liu <saliu@de.ibm.com>
25981 Ben Elliston <bje@au.ibm.com>
25983 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25984 for SAVE_NONLOCAL and Pmode for any other save level.
25985 * spu-protos.h (spu_restore_stack_block): Declare.
25986 * spu.md (save_stack_block): Remove.
25987 (restore_stack_block): Call spu_restore_stack_block.
25988 * spu.c (spu_restore_stack_block): New function.
25989 (spu_expand_epilogue): Remove old comment.
25991 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25993 PR tree-optimization/30322
25994 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25995 (cand_value_at): Return the value as aff_tree.
25996 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25997 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25998 aff_combination_mult): New functions.
25999 (aff_combination_add): Use aff_combination_add_cst.
26000 (aff_combination_convert): Allow conversions to a wider type.
26001 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
26002 * tree-affine.h (aff_combination_mult): Declare.
26004 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
26006 * doc/tm.texi: Update documentation to reflect reality of exec
26007 and start file search behaviours. Update copyright year.
26008 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
26009 header file directories.
26011 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
26013 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
26014 (*cosxf2): Rename to cosxf2_i387.
26015 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
26016 using X87MODEF12 mode macro. Rename patterns to
26017 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
26019 (*cosdf2, *cossf2): Ditto.
26020 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
26021 to match extended input operands.
26022 (sincos<mode>3): New expander.
26023 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
26024 insn patterns and corresponding splitters.
26026 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
26028 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
26029 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
26031 2007-01-09 Nicolas Pitre <nico@cam.org>
26034 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
26036 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26038 * target.h (struct gcc_target): New field library_rtti_comdat.
26039 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
26040 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
26041 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
26042 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
26044 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26046 * doc/invoke.texi (Optimize Options): Correct description of -O0.
26048 2007-01-08 Richard Guenther <rguenther@suse.de>
26050 * tree.h (force_fit_type_double): Export.
26051 (force_fit_type): Remove.
26052 * fold-const.c (force_fit_type_double): New function.
26053 (force_fit_type): Remove.
26054 (int_const_binop): Use it.
26055 (fold_convert_const_int_from_int): Likewise.
26056 (fold_convert_const_int_from_real): Likewise.
26057 (fold_div_compare): Likewise.
26058 (fold_sign_changed_comparison): Likewise.
26059 (fold_unary): Likewise.
26060 (fold_negate_const): Likewise.
26061 (fold_abs_const): Likewise.
26062 (fold_not_const): Likewise.
26063 * c-common.c (shorten_compare): Use force_fit_type_double.
26064 * convert.c (convert_to_pointer): Likewise.
26066 2007-01-08 Richard Guenther <rguenther@suse.de>
26068 * tree.h (build_int_cst_wide_type): Export.
26069 * tree.c (build_int_cst_wide_type): New function.
26070 (build_int_cst_wide): Fix comment.
26071 * builtins.c (fold_builtin_object_size): Use build_int_cst
26072 to build -1 or 0 of the correct type. Use fit_double_type
26073 to check for overflow.
26074 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26076 (decode_field_reference): Likewise.
26077 (all_ones_mask_p): Likewise.
26078 (native_interpret_int): Use build_int_cst_wide_type.
26079 (fold_binary): Use build_int_cst_type to build an all-ones
26081 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26083 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26085 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26087 2007-01-09 Ben Elliston <bje@au.ibm.com>
26089 * genautomata.c (STATS_OPTION): New option.
26090 (stats_flag): New flag.
26091 (gen_automata_option): Handle it.
26092 (initiate_automaton_gen): Ditto.
26093 (write_automata): Output statistics only if stats_flag is
26094 set. Likewise, output time statistics only if time_flag is set.
26095 * doc/md.texi (Processor pipeline description): Document new flag.
26097 2007-01-08 Richard Guenther <rguenther@suse.de>
26099 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26100 * tree.c (build_int_cst_type): Likewise.
26101 (size_in_bytes): Don't call force_fit_type on the result.
26102 (int_fits_type_p): Use fit_double_type.
26103 * fold-const.c (fit_double_type): New function.
26104 (force_fit_type): Use it.
26105 * tree.h (fit_double_type): Export.
26107 2007-01-08 Jan Hubicka <jh@suse.cz>
26109 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26110 * ipa.c (function_and_variable_visibility): Fix return type.
26112 2007-01-08 Richard Guenther <rguenther@suse.de>
26114 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26115 of offset to build the index.
26116 * tree-pretty-print.c (dump_generic_node): Don't build negated
26117 const just for printing.
26118 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26119 * builtins.c (fold_builtin_int_roundingfn): Check if result
26120 fits the type by using force_fit_type and comparing the result.
26121 * predict.c (predict_loops): Use compare_tree_int for comparison.
26122 * tree.c (build_int_cst): Fall back to integer_type_node for
26124 (build_int_cst_wide): Assert type is non-null.
26126 2007-01-08 Roberto Costa <roberto.costa@st.com>
26128 * tree-vrp.c (extract_range_from_cond_expr): New.
26129 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26130 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26132 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26133 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26134 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26135 used as expressions.
26136 * tree-object-size.c (cond_expr_object_size): New.
26137 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26139 2007-01-08 Jan Hubicka <jh@suse.cz>
26141 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26142 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26145 2007-01-08 Richard Guenther <rguenther@suse.de>
26147 PR tree-optimization/23603
26148 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26149 (extract_range_from_binary): Fall back to truthvalue instead of
26150 varying for TRUTH_*_EXPR.
26151 (extract_range_from_comparison): Fall back to truthvalue instead of
26153 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26154 if all visited PHI values were constant.
26156 2007-01-08 Jan Hubicka <jh@suse.cz>
26158 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26159 (cgraph_analyze_function): break out from ...
26160 (cgraph_finalize_compilation_unit): ... here.
26161 (cgraph_expand_function): Remove forgoten commented out line.
26162 (cgraph_optimize): Analyze functions.
26164 2007-01-08 Jan Hubicka <jh@suse.cz>
26166 * tree-pas.h (TODO_remove_function): New flag.
26167 (TODO_update*): Renumber.
26168 (pass_ipa_increase_alignment,
26169 pass_ipa_function_and_variable_visibility): New passes.
26170 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26171 (cgraph_function_and_variable_visibility): Move to ipa.c
26172 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26173 cgraph_increase_alignment.
26174 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26175 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26176 calling tree-inline.
26177 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26178 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26179 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26180 (gate_increase_alignment): New function.
26181 (pass_ipa_increase_alignment): New pass.
26182 * ipa.c: Inline tree-pass.h and timevar.h
26183 (function_and_variable_visibility): Move here from cgraphunit.c
26184 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26185 * passes.c (init_optimization_passes): Add the two new passes.
26186 (execute_todo): Handle cgraph_remove_functions.
26188 2007-01-08 Nick Clifton <nickc@redhat.com>
26190 * config/frv/predicates.md (reg_or_0_operand): Accept
26193 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26195 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26196 * config.gcc: Add bfin*-rtems*.
26198 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26200 * c.opt: Add -flax-vector-conversions.
26201 * c-typeck.c (convert_for_assignment): Pass flag to
26202 vector_types_convertible_p to allow emission of note.
26203 (digest_init): Likewise.
26204 * c-opts.c: Handle -flax-vector-conversions.
26205 * c-common.c (flag_lax_vector_conversions): New.
26206 (vector_types_convertible_p): Unless -flax-vector conversions
26207 has been passed, disallow conversions between vectors with
26208 differing numbers of subparts and/or element types. If such
26209 a conversion is disallowed, possibly emit a note on the first
26210 occasion only to inform the user of -flax-vector-conversions.
26211 The new last argument specifies this.
26212 * c-common.h (flag_lax_vector_conversions): New.
26213 (vector_types_convertible_p): Add extra argument.
26214 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26215 char_type_node for V*QI type vectors.
26216 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26217 Update to satisfy new typechecking rules.
26218 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26219 C and C++ variants.
26220 * doc/invoke.texi (C Dialect Options): Document
26221 -flax-vector-conversions.
26223 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26225 PR tree-optimization/29877
26226 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26227 a register variable on the RHS to not be replaceable.
26229 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26230 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26231 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26232 const_simm15, const_pow2, const_npow2): Added.
26233 * config/score/misc.md (insv, extv, extzv, movmemsi,
26234 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26235 * config/score/score.c (score_address_cost, score_select_cc_mode):
26237 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26238 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26239 Update score_print_operand.
26240 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26241 Adjust register allocate order and update some macro define.
26242 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26243 mdx_block_move_straight, mdx_block_move_loop_head,
26244 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26245 mdx_block_move_loop, mdx_block_move): Added.
26246 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26247 mdp_limm): Updated and fix some bug and typo.
26248 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26249 (movsf, movdf, doloop_end): Added.
26251 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26253 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26254 config/arm/thumb2.md: Fix comment typos.
26255 * doc/extend.texi: Fix a typo.
26257 2007-01-07 Eric Christopher <echristo@apple.com>
26259 * configure.ac: Check for __stack_chk_fail for darwin.
26260 * configure: Regenerate.
26262 2007-01-07 Richard Guenther <rguenther@suse.de>
26264 * tree-vrp.c (extract_range_from_assert): CSE calls to
26265 compare_values where possible.
26266 (extract_range_from_unary_expr): Likewise.
26268 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26270 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26271 * config/avr/avr.c (call_insn_operand): Delete function.
26272 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26273 instead of register number. Use predicates.
26274 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26275 call_insn_operand): Add.
26277 2007-01-06 Jan Hubicka <jh@suse.cz>
26279 * tree-pass.h (pass_build_cgraph_edges): Declare.
26280 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26281 (visited_nodes): Remove.
26282 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26283 build_cgrpah_edges; make visited_nodes local.
26284 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26285 (record_references_in_initializer): Move to cgraphbuild.c
26286 (initialize_inline_failed, rebuild_cgraph_edges,
26287 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26288 (verify_cgraph_node): Make visited_nodes local.
26289 (cgraph_analyze_function): Do not call cgraph_create_edges and
26290 initialize_inline_failed.
26291 (cgraph_expand_function): Do not call cgraph_lower_function;
26292 assert that function is already lowered.
26293 * Makefile.in (cgraphbuild.o): New.
26294 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26295 at the end of lowering passes.
26297 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26299 * ifcvt.c (cond_move_convert_if_block): New function, code
26300 factored out from...
26301 (cond_move_process_if_block): ...here. Call the new function
26302 on the THEN and ELSE blocks.
26303 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26304 already takes care of this.
26306 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26309 * tree.h (TREE_OVERFLOW_P): New.
26310 * c-typeck.c (parser_build_unary_op): Warn only if result
26311 overflowed and operands did not.
26312 (parser_build_binary_op): Likewise.
26313 (convert_for_assignment): Remove redundant overflow_warning.
26314 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26316 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26318 * c-typeck.c (store_init_value): Split over two lines to follow
26319 the GNU coding style.
26321 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26323 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26324 __GXX_EXPERIMENTAL_CXX0X__.
26325 * doc/cpp.texi: Same.
26327 2007-01-05 Richard Guenther <rguenther@suse.de>
26329 PR middle-end/27826
26330 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26331 with mismatched types. Instead explicitly build a
26332 conversion NOP_EXPR.
26334 2007-01-05 Ian Lance Taylor <iant@google.com>
26336 * c-common.c (decl_with_nonnull_addr_p): New function.
26337 (c_common_truthvalue_conversion): Call it.
26338 * c-typeck.c (build_binary_op): Likewise.
26339 * c-common.h (decl_with_nonnull_addr_p): Declare.
26341 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26344 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26347 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26349 * doc/install.texi (Final install): Document the fact that
26350 the GNAT runtime should not be stripped.
26352 2007-01-04 Jan Hubicka <jh@suse.cz>
26354 * tree-inline.c (fold_marked_statements): Update operand caches
26355 and EH after folding
26357 2007-01-04 Ian Lance Taylor <iant@google.com>
26359 * c-common.c (check_function_nonnull): Whitespace fix.
26361 2007-01-04 Jan Hubicka <jh@suse.cz>
26363 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26364 comitted older version of patch.
26365 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26366 function, celanup cfg and collect garbage.
26368 2007-01-04 Mike Stump <mrs@apple.com>
26370 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26373 2007-01-04 Eric Christopher <echristo@apple.com>
26375 * libgcc2.c (__bswapsi2): Use SItype.
26376 (__bswapdi2): Use DItype.
26377 * libgcc2.h: Update for above.
26379 2007-01-04 Paul Brook <paul@codesourcery.com>
26381 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26382 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26383 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26384 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26385 umulsi3_highpart): Make conditional on !arm_arch6.
26386 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26387 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26388 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26389 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26390 umulsi3_highpart_v6): New insns.
26392 2007-01-04 Roger Sayle <roger@eyesopen.com>
26394 * fold-const.c (fold_convert): When casting an expression to void,
26395 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26396 have a type. Instead of attempting to build a NOP_EXPR, return
26397 these "special" trees directly.
26399 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26401 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26402 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26403 rs6000_cost->fp not 0 as adjustment for outer NEG.
26405 2007-01-04 Jan Hubicka <jh@suse.cz>
26407 * cgraph.c (cgraph_release_function_body): New function.
26408 (cgraph_remove_node): Use it.
26409 * cgraph.h (cgraph_release_function_body): Declare.
26410 * cgraphunit.c (cgraph_expand_function): Use it.
26411 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26412 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26413 is initialized and while compilation of other function is running.
26414 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26415 statement CFG annotations from here to ...
26416 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26418 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26420 * cfgloop.h (enum li_flags): Make the constants powers of two.
26422 2007-01-04 Jan Hubicka <jh@suse.cz>
26424 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26426 (fold_marked_statements): New function.
26427 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26428 * tree-inline.h (copy_body_data): Add statements_to_fold.
26430 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26432 * config.gcc: Mention libgcc/config.host.
26433 * Makefile.in: Update comments mentioning libgcc.
26434 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26435 (all.cross, start.encap, rest.encap, rest.cross): Update
26436 dependencies for libgcc move.
26437 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26438 (clean-target, clean-target-libgcc): Delete.
26439 (srcdirify, GCC_EXTRA_PARTS): New macros.
26440 (libgcc-support, libgcc.mvars): New rules.
26441 (distclean): Remove mention of mklibgcc.
26442 (install): Don't reference INSTALL_LIBGCC.
26443 (install-common): Don't reference EXTRA_PARTS.
26444 (install-libgcc, install-multilib): Delete rules.
26445 * mklibgcc.in: Delete file.
26446 * doc/configfiles.texi: Don't mention mklibgcc.
26448 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26449 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26450 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26451 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26452 (mklibgcc, ldblspecs): Likewise.
26454 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26455 (posixpre.def): Use $(T).
26456 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26457 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26458 (SHLIB_LINK): Make dummy.
26459 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26461 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26463 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26464 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26465 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26466 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26468 * configure.ac (all_outputs): Remove mklibgcc.
26469 * configure: Regenerated.
26471 2007-01-03 Josh Conner <jconner@apple.com>
26473 PR middle-end/29683
26474 * calls.c (compute_argument_addresses): Set stack and stack_slot
26475 for partial args, too.
26476 (store_one_arg): Use locate.size.constant for the size when
26477 generating a save_area.
26479 2007-01-03 Robert Kennedy <jimbob@google.com>
26481 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26482 whose definitions are deleted due to basic block merging.
26484 2007-01-03 Paul Brook <paul@codesourcery.com>
26487 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26489 (use_return_insn): Return 0 for Thumb interrupt functions.
26490 (print_multi_reg): Add rfe argument for IRQ returns.
26491 (arm_output_epilogue): Pop interrupt return address directly into PC.
26492 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26494 2007-01-03 Paul Brook <paul@codesourcery.com>
26496 Merge from sourcerygxx-4_1.
26497 * config/arm/thumb2.md: New file.
26498 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26500 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26501 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26502 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26503 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26505 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26506 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26508 * config/arm/ieee754-sf.S: Ditto.
26509 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26510 (thumb1_base_register_rtx_p): ... to this.
26511 (thumb_index_register_rtx_p): Rename...
26512 (thumb1_index_register_rtx_p): ... to this.
26513 (thumb_output_function_prologue): Rename...
26514 (thumb1_output_function_prologue): ... to this.
26515 (thumb_legitimate_address_p): Rename...
26516 (thumb1_legitimate_address_p): ... to this.
26517 (thumb_rtx_costs): Rename...
26518 (thumb1_rtx_costs): ... to this.
26519 (thumb_compute_save_reg_mask): Rename...
26520 (thumb1_compute_save_reg_mask): ... to this.
26521 (thumb_final_prescan_insn): Rename...
26522 (thumb1_final_prescan_insn): ... to this.
26523 (thumb_expand_epilogue): Rename...
26524 (thumb1_expand_epilogue): ... to this.
26525 (arm_unwind_emit_stm): Rename...
26526 (arm_unwind_emit_sequence): ... to this.
26527 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26528 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26529 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26530 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26531 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26532 thumb2_output_casesi): New functions.
26533 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26534 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26535 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26536 THUMB2_WORK_REGS): Define.
26537 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26538 arm_condexec_mask, arm_condexec_masklen)): New variables.
26539 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26540 (arm_override_options): Check new CPU capabilities.
26541 Set new architecture flag variables.
26542 (arm_isr_value): Handle v7m interrupt functions.
26543 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26545 (const_ok_for_arm): Handle Thumb-2 constants.
26546 (arm_gen_constant): Ditto. Use movw when available.
26547 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26549 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26550 (thumb_find_work_register, arm_load_pic_register,
26551 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26552 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26553 print_multi_reg, output_mov_long_double_fpa_from_arm,
26554 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26555 output_mov_double_fpa_from_arm, output_move_double,
26556 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26557 output_return_instruction, arm_output_function_prologue,
26558 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26559 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26560 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26561 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26562 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26563 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26565 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26566 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26567 (arm_file_start): Output directive for unified syntax.
26568 (arm_unwind_emit_set): Handle stack alignment instruction.
26569 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26570 Add v6t2, v7, v7a, v7r and v7m.
26571 (RETLDM): Add Thumb-2 code.
26572 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26573 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26574 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26575 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26576 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26577 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26578 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26579 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26580 ADJUST_INSN_LENGTH): Define.
26581 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26582 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26583 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26584 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26585 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26586 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26587 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26588 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26589 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26590 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26591 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26592 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26593 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26594 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26595 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26596 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26597 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26599 * config/arm/arm-tune.md: Regenerate.
26600 * config/arm/arm-protos.h: Update prototypes.
26601 * config/arm/vfp.md: Enable patterns for Thumb-2.
26602 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26603 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26604 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26605 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26606 * config/arm/libunwind.S: Add Thumb-2 code.
26607 * config/arm/constraints.md: Update include Thumb-2.
26608 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26609 * config/arm/ieee754-df.S: Ditto.
26610 * config/arm/bpabi.S: Ditto.
26611 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26612 * config/arm/predicates.md (low_register_operand,
26613 low_reg_or_int_operand, thumb_16bit_operator): New.
26614 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26615 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26616 * config/arm/t-arm-elf: Add armv7 multilib.
26617 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26619 (UNSPEC_STACK_ALIGN, ce_count): New.
26620 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26621 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26623 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26624 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26625 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26626 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26627 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26628 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26630 * doc/extend.texi: Document ARMv7-M interrupt functions.
26631 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26633 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26635 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26636 (struct _Unwind_Context): Rename args_size to flags, remove
26637 signal_frame field, add a new args_size field and version field.
26638 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26639 _Unwind_IsExtendedContext): New inline functions.
26640 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26641 Assume by_value array is only present if _Unwind_IsExtendedContext.
26642 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26643 _Unwind_IsSignalFrame.
26644 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26645 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26646 (uw_init_context_1): Initialize context->flags to
26647 EXTENDED_CONTEXT_BIT.
26648 * config/rs6000/linux-unwind.h (frob_update_context): Use
26649 _Unwind_SetSignalFrame.
26651 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26653 PR middle-end/30353
26654 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26655 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26658 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26660 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26661 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26662 RET, AT_SP): Remove.
26663 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26666 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26667 * cfgbuild.c (find_basic_blocks): Likewise.
26668 * cfgrtl.c (rtl_create_basic_block): Likewise.
26669 * function.c (temp_slots_at_level): Likewise.
26670 * reg-stack.c (stack_regs_mentioned): Likewise.
26671 * regclass.c (allocate_reg_info): Likewise.
26672 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26673 set_bb_for_stmt, move_block_to_fn): Likewise.
26674 * tree-complex.c (tree_lower_complex): Likewise.
26675 * vec.h (VEC_safe_grow_cleared): New.
26677 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26679 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26681 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26682 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26684 * cfgloopmanip.c (scale_loop_frequencies): Export.
26685 (loopify): Scale the frequencies by prescribed coefficients.
26686 (set_zero_probability): New function.
26687 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26688 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26689 and frequencies according to arguments.
26690 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26692 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26693 * modulo-sched.c (sms_schedule): Set probabilities for entering
26694 versioned loop correctly.
26695 * tree-vect-transform.c (vect_transform_loop): Ditto.
26696 * cfgloop.h (loopify, loop_version): Declaration changed.
26697 (scale_loop_frequencies): Declared.
26699 2007-01-02 Jan Hubicka <jh@suse.cz>
26701 * cgraph.c: Include tree-flow.h
26702 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26703 early_local_passes.
26704 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26705 * tree-pass.h (pass_all_early_optimizations): Declare.
26706 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26707 early_local_passes.
26708 (cgraph_analyze_function): Do early_local_passes.
26709 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26710 Do not add referenced vars.
26711 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26713 (gate_all_early_local_passes): New gate.
26714 (pass_early_local_passes): Use new gate.
26715 (execute_early_local_optimizations): New functions.
26716 (gate_all_early_optimizations): New gate.
26717 (pass_all_early_optimizations): New pass.
26718 (execute_free_datastructures): Free SSA only when initialized.
26719 (gate_init_datastructures): Init only when optimizing.
26720 (tree_lowering_passes): Do early local passes when called late.
26721 * tree-profile.c (do_tree_profiling): Don't profile functions added
26723 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26724 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26726 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26727 during early_local_passes.
26728 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26731 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26733 * Makefile.in: Update copyright year.
26735 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26737 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26738 in $(lang_checks) and check-consistency targets.
26740 2007-01-02 Jan Hubicka <jh@suse.cz>
26742 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26743 Do not add referenced vars.
26744 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26746 * passes.c (init_optimization_passes): Put mudflap_2 after
26747 free_datastructures.
26749 2007-01-02 Jan Hubicka <jh@suse.cz>
26751 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26752 Set NOTHROW flag on call statements proved to be nothrow.
26753 Update statement of local calls so new pure/const functions are
26754 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26756 (tree_rest_of_compilation): Register hooks and initialize bitmap
26757 early. Do not set after_inlining flag.
26759 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26761 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26762 HOST_BITS_PER_LONGLONG
26764 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26767 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26768 warning for non-static initializers.
26770 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26772 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26773 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26774 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26775 Always use set_unique_reg_note to add REG_EQUAL notes.
26777 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26780 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26782 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26783 * cfgbuild.c (find_basic_blocks): Likewise.
26784 * cfgrtl.c (rtl_create_basic_block): Likewise.
26785 * function.c (temp_slots_at_level): Likewise.
26786 * reg-stack.c (stack_regs_mentioned): Likewise.
26787 * regclass.c (allocate_reg_info): Likewise.
26788 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26789 set_bb_for_stmt, move_block_to_fn): Likewise.
26790 * tree-complex.c (tree_lower_complex): Likewise.
26791 * vec.h (VEC_safe_grow_cleared): New.
26793 2007-01-02 Ian Lance Taylor <iant@google.com>
26795 * c-common.c (c_common_truthvalue_conversion): When warning about
26796 using an assignment as a truth value, set TREE_NO_WARNING.
26798 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26801 * c.opt (Wold-style-declaration): New.
26802 * doc/invoke.texi (C-only Warning Options): New.
26803 (Wold-style-declaration): Document it.
26804 (Wextra): Enabled by -Wextra.
26805 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26806 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26807 -Wold-style-declaration.
26809 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26811 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26812 * cfgbuild.c (find_basic_blocks): Likewise.
26813 * cfgrtl.c (rtl_create_basic_block): Likewise.
26814 * function.c (temp_slots_at_level): Likewise.
26815 * reg-stack.c (stack_regs_mentioned): Likewise.
26816 * regclass.c (allocate_reg_info): Likewise.
26817 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26818 set_bb_for_stmt, move_block_to_fn): Likewise.
26819 * tree-complex.c (tree_lower_complex): Likewise.
26820 * vec.h (VEC_safe_grow_cleared): New.
26822 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26824 * c-common.c (c_common_nodes_and_builtins): Since variants of
26825 void_type_node get built before it is given a name, we need to
26826 give those variants the name, too.
26827 (complete_array_type): We need to work with the canonical main
26828 type of the array, from which we will build the qualified version.
26829 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26830 * print-tree.c (print_node): Display canonical type information
26832 * stor-layout.c (layout_type): When we don't know the
26833 alignment of a type for which we're building an array, we end up
26834 guessing wrong, so make the type require structural equality.
26835 * tree.c (make_node_stat): When we build a new type, it is its
26836 own canonical type.
26837 (build_type_attribute_qual_variant): When building an attribute
26838 variant, its canonical type is the non-attribute variant. However,
26839 if the attributes are target-dependent and they differ, we need to
26840 use structural equality checks for this type.
26841 (build_qualified_type): A qualified type is not equivalent to its
26842 unqualified variant; set the canonical type appropriately.
26843 (build_distinct_type_copy): When building a distinct type from
26844 another type, the new type is its own canonical type.
26845 (build_variant_type_copy): When building a new type variant, we
26846 assume that it is equivalent to the original type.
26847 (build_pointer_type_for_mode): When building a pointer type, also
26848 build a canonical type pointer.
26849 (build_reference_type_for_mode): When building a reference type,
26850 also build a canonical type reference.
26851 (build_index_type): When we can't hash an index type (e.g.,
26852 because its maximum value is negative), the index type requires
26853 structural equality tests.
26854 (build_array_type): Build the canonical form of an array type.
26855 (build_function_type): Function types require structural equality,
26856 because they contain default arguments, attributes, etc.
26857 (build_method_type_directly): Ditto for method types.
26858 (build_offset_type): Build the canonical offset type.
26859 (build_complex_type): Build the canonical vector type.
26860 (make_vector_type): Build the canonical vector type.
26861 * tree.h (TYPE_CANONICAL): New.
26862 (TYPE_STRUCTURAL_EQUALITY_P): New.
26863 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26864 (struct tree_type): Added "canonical" field.
26865 * params.h (VERIFY_CANONICAL_TYPES): New.
26866 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26867 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26868 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26869 * doc/invoke.texi (verify-canonical-types): Document --param
26870 parameter for verifying canonical types.
26872 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26874 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26875 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26876 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26877 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26879 * config/rs6000/e500.h: New.
26880 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26881 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26883 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26884 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26885 TARGET_E500_DOUBLE): Remove.
26886 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26887 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26888 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26889 * config/rs6000/rs6000.c (rs6000_override_options): Use
26890 CHECK_E500_OPTIONS.
26892 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26894 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26895 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26896 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26897 rs6000_emit_cmove): Don't check TARGET_E500.
26898 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26899 sordered): Don't check TARGET_E500.
26901 2007-01-01 Eric Christopher <echristo@apple.com>
26903 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26904 HARD_REGISTER_NUM_P.
26906 2007-01-01 Roger Sayle <roger@eyesopen.com>
26908 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26909 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26910 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26913 2007-01-01 Mike Stump <mrs@apple.com>
26915 * configure.ac: Remove support for building with Apple's gcc-3.1.
26917 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26919 PR middle-end/30311
26920 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26921 REG is a hard register. Do not modify REG before calling
26923 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26924 multiple of the size of YMODE for certain lowpart cases.
26926 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26928 PR middle-end/30253
26929 * gimplify (voidify_wrapper_expr): Update for
26930 GIMPLE_MODIFY_STMT.
26932 2007-01-01 Andreas Schwab <schwab@suse.de>
26935 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26936 save of BR0 in extra_spill_size instead of spill_size.
26937 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26939 (ia64_expand_epilogue): Restore BR0 from its new location.
26941 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26943 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26944 Use a temporary variable if the left hand side is not a gimple
26947 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26949 * gimplify.c (gimplify_return_expr): Make the temporary variable
26950 for the return expression, a gimple register variable.
26952 2007-01-01 Jan Hubicka <jh@suse.cz>
26954 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26957 2007-01-01 Mike Stump <mrs@apple.com>
26959 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26961 * config/darwin.c (machopic_select_rtx_section): Use
26962 HAVE_GAS_LITERAL16.
26963 (darwin_mergeable_constant_section): Likewise.
26964 * configure: Regenerate.
26965 * config.in: Regenerate.
26967 2007-01-01 Jan Hubicka <jh@suse.cz>
26968 Andrew Pinski <pinskia@gmail.com>
26970 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26971 before starting IPA passes.